From 3d8e00eca876ca03b7800407d75c048bd7b7645e Mon Sep 17 00:00:00 2001 From: Masayuki Tanaka Date: Sun, 29 Jun 2014 16:15:05 +0900 Subject: [PATCH] Introduce new architecture --- c3.js | 10207 +++++++++++++++++++++++++++------------------------- c3.old.js | 5537 ++++++++++++++++++++++++++++ 2 files changed, 10824 insertions(+), 4920 deletions(-) create mode 100644 c3.old.js diff --git a/c3.js b/c3.js index dca10f5..21876ab 100644 --- a/c3.js +++ b/c3.js @@ -1,5354 +1,5720 @@ +/** + * c3.core.js + */ (function (window) { 'use strict'; /*global define, module, exports, require */ - var c3 = { - version: "0.2.4" - }; + var c3 = { version: "0.3.0" }; - var CLASS = { - target: 'c3-target', - chart : 'c3-chart', - chartLine: 'c3-chart-line', - chartLines: 'c3-chart-lines', - chartBar: 'c3-chart-bar', - chartBars: 'c3-chart-bars', - chartText: 'c3-chart-text', - chartTexts: 'c3-chart-texts', - chartArc: 'c3-chart-arc', - chartArcs: 'c3-chart-arcs', - chartArcsTitle: 'c3-chart-arcs-title', - chartArcsBackground: 'c3-chart-arcs-background', - chartArcsGaugeUnit: 'c3-chart-arcs-gauge-unit', - chartArcsGaugeMax: 'c3-chart-arcs-gauge-max', - chartArcsGaugeMin: 'c3-chart-arcs-gauge-min', - selectedCircle: 'c3-selected-circle', - selectedCircles: 'c3-selected-circles', - eventRect: 'c3-event-rect', - eventRects: 'c3-event-rects', - eventRectsSingle: 'c3-event-rects-single', - eventRectsMultiple: 'c3-event-rects-multiple', - zoomRect: 'c3-zoom-rect', - brush: 'c3-brush', - focused: 'c3-focused', - region: 'c3-region', - regions: 'c3-regions', - tooltip: 'c3-tooltip', - tooltipName: 'c3-tooltip-name', - shape: 'c3-shape', - shapes: 'c3-shapes', - line: 'c3-line', - lines: 'c3-lines', - bar: 'c3-bar', - bars: 'c3-bars', - circle: 'c3-circle', - circles: 'c3-circles', - arc: 'c3-arc', - arcs: 'c3-arcs', - area: 'c3-area', - areas: 'c3-areas', - empty: 'c3-empty', - text: 'c3-text', - texts: 'c3-texts', - gaugeValue: 'c3-gauge-value', - grid: 'c3-grid', - xgrid: 'c3-xgrid', - xgrids: 'c3-xgrids', - xgridLine: 'c3-xgrid-line', - xgridLines: 'c3-xgrid-lines', - xgridFocus: 'c3-xgrid-focus', - ygrid: 'c3-ygrid', - ygrids: 'c3-ygrids', - ygridLine: 'c3-ygrid-line', - ygridLines: 'c3-ygrid-lines', - axis: 'c3-axis', - axisX: 'c3-axis-x', - axisXLabel: 'c3-axis-x-label', - axisY: 'c3-axis-y', - axisYLabel: 'c3-axis-y-label', - axisY2: 'c3-axis-y2', - axisY2Label: 'c3-axis-y2-label', - legendBackground: 'c3-legend-background', - legendItem: 'c3-legend-item', - legendItemEvent: 'c3-legend-item-event', - legendItemTile: 'c3-legend-item-tile', - legendItemHidden: 'c3-legend-item-hidden', - legendItemFocused: 'c3-legend-item-focused', - dragarea: 'c3-dragarea', - EXPANDED: '_expanded_', - SELECTED: '_selected_', - INCLUDED: '_included_', + // will be called to generate c3 chart object + c3.generate = function (config) { + return new c3_chart(config); }; - /* - * Generate chart according to config - */ - c3.generate = function (config) { + // c3.fn.$$ and c3.fn.chart will be defined as prototype interface + c3.fn = {}; + + /*-- HIDDEN VARS AND FUNCTIONS --*/ + + // Define solid chart for hiding its functions from chart object scope + var chart = function () {}; - var d3 = window.d3 ? window.d3 : 'undefined' !== typeof require ? require("d3") : undefined; + // Wrap solid chart object and call functions defined through c3.fn.$$ and c3.fn.chart + var c3_chart = function (config) { - var c3 = { data : {}, axis: {}, legend: {} }, - cache = {}; + var $$ = this.$$ = new chart(), + d3 = $$.d3 = window.d3 ? window.d3 : 'undefined' !== typeof require ? require("d3") : undefined; + + $$.this = this; + $$.config = config; + $$.data = {}; + $$.cache = {}; /*-- Handle Config --*/ - function checkConfig(key, message) { - if (! (key in config)) { throw Error(message); } + $$.updateConfig(); + + // TODO: this should be an API + this.config = config; + + /*-- Set Variables --*/ + + // TODO: some of these should be a function and defined in prototype + + // MEMO: clipId needs to be unique because it conflicts when multiple charts exist + $$.clipId = "c3-" + (+new Date()) + '-clip', + $$.clipIdForXAxis = $$.clipId + '-xaxis', + $$.clipIdForYAxis = $$.clipId + '-yaxis', + $$.clipPath = $$.getClipPath($$.clipId), + $$.clipPathForXAxis = $$.getClipPath($$.clipIdForXAxis), + $$.clipPathForYAxis = $$.getClipPath($$.clipIdForYAxis); + + $$.isTimeSeries = ($$.__axis_x_type === 'timeseries'); + $$.isCategorized = ($$.__axis_x_type.indexOf('categor') >= 0); + $$.isCustomX = function () { return !$$.isTimeSeries && ($$.__data_x || $$.notEmpty($$.__data_xs)); }; + + $$.dragStart = null; + $$.dragging = false; + $$.cancelClick = false; + $$.mouseover = false; + $$.transiting = false; + + $$.defaultColorPattern = d3.scale.category10().range(); + $$.color = $$.generateColor($$.__data_colors, $$.notEmpty($$.__color_pattern) ? $$.__color_pattern : $$.defaultColorPattern, $$.__data_color); + $$.levelColor = $$.notEmpty($$.__color_threshold) ? $$.generateLevelColor($$.__color_pattern, $$.__color_threshold) : null; + + $$.dataTimeFormat = $$.__data_x_localtime ? d3.time.format : d3.time.format.utc; + $$.axisTimeFormat = $$.__axis_x_localtime ? d3.time.format : d3.time.format.utc; + $$.defaultAxisTimeFormat = $$.axisTimeFormat.multi([ + [".%L", function (d) { return d.getMilliseconds(); }], + [":%S", function (d) { return d.getSeconds(); }], + ["%I:%M", function (d) { return d.getMinutes(); }], + ["%I %p", function (d) { return d.getHours(); }], + ["%-m/%-d", function (d) { return d.getDay() && d.getDate() !== 1; }], + ["%-m/%-d", function (d) { return d.getDate() !== 1; }], + ["%-m/%-d", function (d) { return d.getMonth(); }], + ["%Y/%-m/%-d", function () { return true; }] + ]); + + $$.hiddenTargetIds = []; + $$.hiddenLegendIds = []; + + $$.axes = {}; + + $$.xOrient = $$.__axis_rotated ? "left" : "bottom"; + $$.yOrient = $$.__axis_rotated ? ($$.__axis_y_inner ? "top" : "bottom") : ($$.__axis_y_inner ? "right" : "left"); + $$.y2Orient = $$.__axis_rotated ? ($$.__axis_y2_inner ? "bottom" : "top") : ($$.__axis_y2_inner ? "left" : "right"); + $$.subXOrient = $$.__axis_rotated ? "left" : "bottom"; + + $$.translate = { + main : function () { return "translate(" + $$.asHalfPixel($$.margin.left) + "," + $$.asHalfPixel($$.margin.top) + ")"; }, + context : function () { return "translate(" + $$.asHalfPixel($$.margin2.left) + "," + $$.asHalfPixel($$.margin2.top) + ")"; }, + legend : function () { return "translate(" + $$.margin3.left + "," + $$.margin3.top + ")"; }, + x : function () { return "translate(0," + ($$.__axis_rotated ? 0 : $$.height) + ")"; }, + y : function () { return "translate(0," + ($$.__axis_rotated ? $$.height : 0) + ")"; }, + y2 : function () { return "translate(" + ($$.__axis_rotated ? 0 : $$.width) + "," + ($$.__axis_rotated ? 1 : 0) + ")"; }, + subx : function () { return "translate(0," + ($$.__axis_rotated ? 0 : $$.height2) + ")"; }, + arc: function () { return "translate(" + ($$.arcWidth / 2) + "," + ($$.arcHeight / 2) + ")"; } + }; + + $$.isLegendRight = $$.__legend_position === 'right'; + $$.isLegendInset = $$.__legend_position === 'inset'; + $$.isLegendTop = $$.__legend_inset_anchor === 'top-left' || $$.__legend_inset_anchor === 'top-right'; + $$.isLegendLeft = $$.__legend_inset_anchor === 'top-left' || $$.__legend_inset_anchor === 'bottom-left'; + $$.legendStep = 0; + $$.legendItemWidth = 0; + $$.legendItemHeight = 0; + $$.legendOpacityForHidden = 0.15; + + $$.currentMaxTickWidth = 0; + + $$.rotated_padding_left = 30; + $$.rotated_padding_right = $$.__axis_rotated && !$$.__axis_x_show ? 0 : 30; + $$.rotated_padding_top = 5; + + $$.withoutFadeIn = {}; + + // TODO: this should be pluggable + $$.pie = d3.layout.pie().value(function (d) { + return d.values.reduce(function (a, b) { return a + b.value; }, 0); + }); + if (!$$.__pie_sort || !$$.__donut_sort) { // TODO: this needs to be called by each type + $$.pie.sort(null); } - function getConfig(keys, defaultValue) { - var target = config, i, isLast, nextTarget; - for (i = 0; i < keys.length; i++) { - // return default if key not found - if (typeof target === 'object' && !(keys[i] in target)) { return defaultValue; } - // Check next key's value - isLast = (i === keys.length - 1); - nextTarget = target[keys[i]]; - if (!isLast && typeof nextTarget !== 'object') { - return defaultValue; - } - target = nextTarget; - } - return target; - } - - // bindto - id to bind the chart - var __bindto = getConfig(['bindto'], '#chart'); - - var __size_width = getConfig(['size', 'width']), - __size_height = getConfig(['size', 'height']); - - var __padding_left = getConfig(['padding', 'left']), - __padding_right = getConfig(['padding', 'right']), - __padding_top = getConfig(['padding', 'top']), - __padding_bottom = getConfig(['padding', 'bottom']); - - var __zoom_enabled = getConfig(['zoom', 'enabled'], false), - __zoom_extent = getConfig(['zoom', 'extent']), - __zoom_privileged = getConfig(['zoom', 'privileged'], false), - __zoom_onzoom = getConfig(['zoom', 'onzoom'], function () {}); - - var __interaction_enabled = getConfig(['interaction', 'enabled'], true); - - var __onmouseover = getConfig(['onmouseover'], function () {}), - __onmouseout = getConfig(['onmouseout'], function () {}), - __onresize = getConfig(['onresize'], function () {}), - __onresized = getConfig(['onresized'], function () {}); - - var __transition_duration = getConfig(['transition', 'duration'], 350); - - // data - data configuration - checkConfig('data', 'data is required in config'); - - var __data_x = getConfig(['data', 'x']), - __data_xs = getConfig(['data', 'xs'], {}), - __data_x_format = getConfig(['data', 'x_format'], '%Y-%m-%d'), - __data_x_localtime = getConfig(['data', 'x_localtime'], true), - __data_id_converter = getConfig(['data', 'id_converter'], function (id) { return id; }), - __data_names = getConfig(['data', 'names'], {}), - __data_classes = getConfig(['data', 'classes'], {}), - __data_groups = getConfig(['data', 'groups'], []), - __data_axes = getConfig(['data', 'axes'], {}), - __data_type = getConfig(['data', 'type']), - __data_types = getConfig(['data', 'types'], {}), - __data_labels = getConfig(['data', 'labels'], {}), - __data_order = getConfig(['data', 'order']), - __data_regions = getConfig(['data', 'regions'], {}), - __data_color = getConfig(['data', 'color']), - __data_colors = getConfig(['data', 'colors'], {}), - __data_hide = getConfig(['data', 'hide'], false), - __data_filter = getConfig(['data', 'filter']), - __data_selection_enabled = getConfig(['data', 'selection', 'enabled'], false), - __data_selection_grouped = getConfig(['data', 'selection', 'grouped'], false), - __data_selection_isselectable = getConfig(['data', 'selection', 'isselectable'], function () { return true; }), - __data_selection_multiple = getConfig(['data', 'selection', 'multiple'], true), - __data_onclick = getConfig(['data', 'onclick'], function () {}), - __data_onmouseover = getConfig(['data', 'onmouseover'], function () {}), - __data_onmouseout = getConfig(['data', 'onmouseout'], function () {}), - __data_onselected = getConfig(['data', 'onselected'], function () {}), - __data_onunselected = getConfig(['data', 'onunselected'], function () {}), - __data_ondragstart = getConfig(['data', 'ondragstart'], function () {}), - __data_ondragend = getConfig(['data', 'ondragend'], function () {}); + // TODO: this should be pluggable + $$.brush = d3.svg.brush().on("brush", $$.redrawForBrush); + $$.brush.update = function () { + if ($$.context) { $$.context.select('.' + this.CLASS.brush).call(this); } + return this; + }; + $$.brush.scale = function (scale) { + return $$.__axis_rotated ? this.y(scale) : this.x(scale); + }; + + // TODO: this should be pluggable + $$.zoom = d3.behavior.zoom() + .on("zoomstart", function () { + $$.zoom.altDomain = d3.event.sourceEvent.altKey ? $$.x.orgDomain() : null; + }) + .on("zoom", $$.redrawForZoom); + $$.zoom.scale = function (scale) { + return $$.__axis_rotated ? this.y(scale) : this.x(scale); + }; + $$.zoom.orgScaleExtent = function () { + var extent = $$.__zoom_extent ? $$.__zoom_extent : [1, 10]; + return [extent[0], Math.max(this.getMaxDataCount() / extent[1], extent[1])]; + }; + $$.zoom.updateScaleExtent = function () { + var ratio = this.diffDomain($$.x.orgDomain()) / this.diffDomain(this.orgXDomain), extent = this.orgScaleExtent(); + this.scaleExtent([extent[0] * ratio, extent[1] * ratio]); + return this; + }; + + /*-- Load data and init chart with defined functions --*/ + + if (config.data.url) { + $$.convertUrlToData(config.data.url, config.data.mimeType, config.data.keys, $$.init); + } + else if (config.data.json) { + $$.init($$.convertJsonToData(config.data.json, config.data.keys)); + } + else if (config.data.rows) { + $$.init($$.convertRowsToData(config.data.rows)); + } + else if (config.data.columns) { + $$.init($$.convertColumnsToData(config.data.columns)); + } + else { + throw Error('url or json or rows or columns is required.'); + } + }; + + // Open interface for each prototype + c3.fn.chart = c3_chart.prototype = {}; + c3.fn.$$ = chart.prototype = {}; + + if (typeof define === "function" && define.amd) { + define("c3", ["d3"], c3); + } else if ('undefined' !== typeof exports && 'undefined' !== typeof module) { + module.exports = c3; + } else { + window.c3 = c3; + } + +})(window); + + + +// TODO: these should be separated into each file +(function (c3) { + 'use strict'; + + /** + * c3.config.js + */ + c3.fn.$$.getConfig = function (keys, defaultValue) { + var target = this.config, i, isLast, nextTarget; + for (i = 0; i < keys.length; i++) { + // return default if key not found + if (typeof target === 'object' && !(keys[i] in target)) { return defaultValue; } + // Check next key's value + isLast = (i === keys.length - 1); + nextTarget = target[keys[i]]; + if (!isLast && typeof nextTarget !== 'object') { + return defaultValue; + } + target = nextTarget; + } + return target; + }; + c3.fn.$$.updateConfig = function () { + var $$ = this; + + $$.__bindto = $$.getConfig(['bindto'], '#chart'); + + $$.__size_width = $$.getConfig(['size', 'width']); + $$.__size_height = $$.getConfig(['size', 'height']); + + $$.__padding_left = $$.getConfig(['padding', 'left']); + $$.__padding_right = $$.getConfig(['padding', 'right']); + $$.__padding_top = $$.getConfig(['padding', 'top']); + $$.__padding_bottom = $$.getConfig(['padding', 'bottom']); + + $$.__zoom_enabled = $$.getConfig(['zoom', 'enabled'], false); + $$.__zoom_extent = $$.getConfig(['zoom', 'extent']); + $$.__zoom_privileged = $$.getConfig(['zoom', 'privileged'], false); + $$.__zoom_onzoom = $$.getConfig(['zoom', 'onzoom'], function () {}); + + $$.__interaction_enabled = $$.getConfig(['interaction', 'enabled'], true); + + $$.__onmouseover = $$.getConfig(['onmouseover'], function () {}); + $$.__onmouseout = $$.getConfig(['onmouseout'], function () {}); + $$.__onresize = $$.getConfig(['onresize'], function () {}); + $$.__onresized = $$.getConfig(['onresized'], function () {}); + + $$.__transition_duration = $$.getConfig(['transition', 'duration'], 350); + + $$.__data_x = $$.getConfig(['data', 'x']); + $$.__data_xs = $$.getConfig(['data', 'xs'], {}); + $$.__data_x_format = $$.getConfig(['data', 'x_format'], '%Y-%m-%d'); + $$.__data_x_localtime = $$.getConfig(['data', 'x_localtime'], true); + $$.__data_id_converter = $$.getConfig(['data', 'id_converter'], function (id) { return id; }); + $$.__data_names = $$.getConfig(['data', 'names'], {}); + $$.__data_classes = $$.getConfig(['data', 'classes'], {}); + $$.__data_groups = $$.getConfig(['data', 'groups'], []); + $$.__data_axes = $$.getConfig(['data', 'axes'], {}); + $$.__data_type = $$.getConfig(['data', 'type']); + $$.__data_types = $$.getConfig(['data', 'types'], {}); + $$.__data_labels = $$.getConfig(['data', 'labels'], {}); + $$.__data_order = $$.getConfig(['data', 'order']); + $$.__data_regions = $$.getConfig(['data', 'regions'], {}); + $$.__data_color = $$.getConfig(['data', 'color']); + $$.__data_colors = $$.getConfig(['data', 'colors'], {}); + $$.__data_hide = $$.getConfig(['data', 'hide'], false); + $$.__data_filter = $$.getConfig(['data', 'filter']); + $$.__data_selection_enabled = $$.getConfig(['data', 'selection', 'enabled'], false); + $$.__data_selection_grouped = $$.getConfig(['data', 'selection', 'grouped'], false); + $$.__data_selection_isselectable = $$.getConfig(['data', 'selection', 'isselectable'], function () { return true; }); + $$.__data_selection_multiple = $$.getConfig(['data', 'selection', 'multiple'], true); + $$.__data_onclick = $$.getConfig(['data', 'onclick'], function () {}); + $$.__data_onmouseover = $$.getConfig(['data', 'onmouseover'], function () {}); + $$.__data_onmouseout = $$.getConfig(['data', 'onmouseout'], function () {}); + $$.__data_onselected = $$.getConfig(['data', 'onselected'], function () {}); + $$.__data_onunselected = $$.getConfig(['data', 'onunselected'], function () {}); + $$.__data_ondragstart = $$.getConfig(['data', 'ondragstart'], function () {}); + $$.__data_ondragend = $$.getConfig(['data', 'ondragend'], function () {}); // configuration for no plot-able data supplied. - var __data_empty_label_text = getConfig(['data', 'empty', 'label', 'text'], ""); + $$.__data_empty_label_text = $$.getConfig(['data', 'empty', 'label', 'text'], ""); // subchart - var __subchart_show = getConfig(['subchart', 'show'], false), - __subchart_size_height = getConfig(['subchart', 'size', 'height'], 60), - __subchart_onbrush = getConfig(['subchart', 'onbrush'], function () {}); + $$.__subchart_show = $$.getConfig(['subchart', 'show'], false); + $$.__subchart_size_height = $$.getConfig(['subchart', 'size', 'height'], 60); + $$.__subchart_onbrush = $$.getConfig(['subchart', 'onbrush'], function () {}); // color - var __color_pattern = getConfig(['color', 'pattern'], []), - __color_threshold = getConfig(['color', 'threshold'], {}); + $$.__color_pattern = $$.getConfig(['color', 'pattern'], []); + $$.__color_threshold = $$.getConfig(['color', 'threshold'], {}); // legend - var __legend_show = getConfig(['legend', 'show'], true), - __legend_position = getConfig(['legend', 'position'], 'bottom'), - __legend_inset_anchor = getConfig(['legend', 'inset', 'anchor'], 'top-left'), - __legend_inset_x = getConfig(['legend', 'inset', 'x'], 10), - __legend_inset_y = getConfig(['legend', 'inset', 'y'], 0), - __legend_inset_step = getConfig(['legend', 'inset', 'step']), - __legend_item_onclick = getConfig(['legend', 'item', 'onclick']), - __legend_item_onmouseover = getConfig(['legend', 'item', 'onmouseover']), - __legend_item_onmouseout = getConfig(['legend', 'item', 'onmouseout']), - __legend_equally = getConfig(['legend', 'equally'], false); + $$.__legend_show = $$.getConfig(['legend', 'show'], true); + $$.__legend_position = $$.getConfig(['legend', 'position'], 'bottom'); + $$.__legend_inset_anchor = $$.getConfig(['legend', 'inset', 'anchor'], 'top-left'); + $$.__legend_inset_x = $$.getConfig(['legend', 'inset', 'x'], 10); + $$.__legend_inset_y = $$.getConfig(['legend', 'inset', 'y'], 0); + $$.__legend_inset_step = $$.getConfig(['legend', 'inset', 'step']); + $$.__legend_item_onclick = $$.getConfig(['legend', 'item', 'onclick']); + $$.__legend_item_onmouseover = $$.getConfig(['legend', 'item', 'onmouseover']); + $$.__legend_item_onmouseout = $$.getConfig(['legend', 'item', 'onmouseout']); + $$.__legend_equally = $$.getConfig(['legend', 'equally'], false); // axis - var __axis_rotated = getConfig(['axis', 'rotated'], false), - __axis_x_show = getConfig(['axis', 'x', 'show'], true), - __axis_x_type = getConfig(['axis', 'x', 'type'], 'indexed'), - __axis_x_localtime = getConfig(['axis', 'x', 'localtime'], true), - __axis_x_categories = getConfig(['axis', 'x', 'categories'], []), - __axis_x_tick_centered = getConfig(['axis', 'x', 'tick', 'centered'], false), - __axis_x_tick_format = getConfig(['axis', 'x', 'tick', 'format']), - __axis_x_tick_culling = getConfig(['axis', 'x', 'tick', 'culling'], {}), - __axis_x_tick_culling_max = getConfig(['axis', 'x', 'tick', 'culling', 'max'], 10), - __axis_x_tick_count = getConfig(['axis', 'x', 'tick', 'count']), - __axis_x_tick_fit = getConfig(['axis', 'x', 'tick', 'fit'], true), - __axis_x_tick_values = getConfig(['axis', 'x', 'tick', 'values'], null), - __axis_x_tick_rotate = getConfig(['axis', 'x', 'tick', 'rotate']), - __axis_x_max = getConfig(['axis', 'x', 'max'], null), - __axis_x_min = getConfig(['axis', 'x', 'min'], null), - __axis_x_padding = getConfig(['axis', 'x', 'padding'], {}), - __axis_x_height = getConfig(['axis', 'x', 'height']), - __axis_x_default = getConfig(['axis', 'x', 'default']), - __axis_x_label = getConfig(['axis', 'x', 'label'], {}), - __axis_y_show = getConfig(['axis', 'y', 'show'], true), - __axis_y_max = getConfig(['axis', 'y', 'max']), - __axis_y_min = getConfig(['axis', 'y', 'min']), - __axis_y_center = getConfig(['axis', 'y', 'center']), - __axis_y_label = getConfig(['axis', 'y', 'label'], {}), - __axis_y_inner = getConfig(['axis', 'y', 'inner'], false), - __axis_y_tick_format = getConfig(['axis', 'y', 'tick', 'format']), - __axis_y_padding = getConfig(['axis', 'y', 'padding']), - __axis_y_ticks = getConfig(['axis', 'y', 'ticks'], 10), - __axis_y2_show = getConfig(['axis', 'y2', 'show'], false), - __axis_y2_max = getConfig(['axis', 'y2', 'max']), - __axis_y2_min = getConfig(['axis', 'y2', 'min']), - __axis_y2_center = getConfig(['axis', 'y2', 'center']), - __axis_y2_label = getConfig(['axis', 'y2', 'label'], {}), - __axis_y2_inner = getConfig(['axis', 'y2', 'inner'], false), - __axis_y2_tick_format = getConfig(['axis', 'y2', 'tick', 'format']), - __axis_y2_padding = getConfig(['axis', 'y2', 'padding']), - __axis_y2_ticks = getConfig(['axis', 'y2', 'ticks'], 10); + $$.__axis_rotated = $$.getConfig(['axis', 'rotated'], false); + $$.__axis_x_show = $$.getConfig(['axis', 'x', 'show'], true); + $$.__axis_x_type = $$.getConfig(['axis', 'x', 'type'], 'indexed'); + $$.__axis_x_localtime = $$.getConfig(['axis', 'x', 'localtime'], true); + $$.__axis_x_categories = $$.getConfig(['axis', 'x', 'categories'], []); + $$.__axis_x_tick_centered = $$.getConfig(['axis', 'x', 'tick', 'centered'], false); + $$.__axis_x_tick_format = $$.getConfig(['axis', 'x', 'tick', 'format']); + $$.__axis_x_tick_culling = $$.getConfig(['axis', 'x', 'tick', 'culling'], {}); + $$.__axis_x_tick_culling_max = $$.getConfig(['axis', 'x', 'tick', 'culling', 'max'], 10); + $$.__axis_x_tick_count = $$.getConfig(['axis', 'x', 'tick', 'count']); + $$.__axis_x_tick_fit = $$.getConfig(['axis', 'x', 'tick', 'fit'], true); + $$.__axis_x_tick_values = $$.getConfig(['axis', 'x', 'tick', 'values'], null); + $$.__axis_x_tick_rotate = $$.getConfig(['axis', 'x', 'tick', 'rotate']); + $$.__axis_x_max = $$.getConfig(['axis', 'x', 'max'], null); + $$.__axis_x_min = $$.getConfig(['axis', 'x', 'min'], null); + $$.__axis_x_padding = $$.getConfig(['axis', 'x', 'padding'], {}); + $$.__axis_x_height = $$.getConfig(['axis', 'x', 'height']); + $$.__axis_x_default = $$.getConfig(['axis', 'x', 'default']); + $$.__axis_x_label = $$.getConfig(['axis', 'x', 'label'], {}); + $$.__axis_y_show = $$.getConfig(['axis', 'y', 'show'], true); + $$.__axis_y_max = $$.getConfig(['axis', 'y', 'max']); + $$.__axis_y_min = $$.getConfig(['axis', 'y', 'min']); + $$.__axis_y_center = $$.getConfig(['axis', 'y', 'center']); + $$.__axis_y_label = $$.getConfig(['axis', 'y', 'label'], {}); + $$.__axis_y_inner = $$.getConfig(['axis', 'y', 'inner'], false); + $$.__axis_y_tick_format = $$.getConfig(['axis', 'y', 'tick', 'format']); + $$.__axis_y_padding = $$.getConfig(['axis', 'y', 'padding']); + $$.__axis_y_ticks = $$.getConfig(['axis', 'y', 'ticks'], 10); + $$.__axis_y2_show = $$.getConfig(['axis', 'y2', 'show'], false); + $$.__axis_y2_max = $$.getConfig(['axis', 'y2', 'max']); + $$.__axis_y2_min = $$.getConfig(['axis', 'y2', 'min']); + $$.__axis_y2_center = $$.getConfig(['axis', 'y2', 'center']); + $$.__axis_y2_label = $$.getConfig(['axis', 'y2', 'label'], {}); + $$.__axis_y2_inner = $$.getConfig(['axis', 'y2', 'inner'], false); + $$.__axis_y2_tick_format = $$.getConfig(['axis', 'y2', 'tick', 'format']); + $$.__axis_y2_padding = $$.getConfig(['axis', 'y2', 'padding']); + $$.__axis_y2_ticks = $$.getConfig(['axis', 'y2', 'ticks'], 10); // grid - var __grid_x_show = getConfig(['grid', 'x', 'show'], false), - __grid_x_type = getConfig(['grid', 'x', 'type'], 'tick'), - __grid_x_lines = getConfig(['grid', 'x', 'lines'], []), - __grid_y_show = getConfig(['grid', 'y', 'show'], false), - // not used - // __grid_y_type = getConfig(['grid', 'y', 'type'], 'tick'), - __grid_y_lines = getConfig(['grid', 'y', 'lines'], []), - __grid_y_ticks = getConfig(['grid', 'y', 'ticks'], 10), - __grid_focus_show = getConfig(['grid', 'focus', 'show'], true); + $$.__grid_x_show = $$.getConfig(['grid', 'x', 'show'], false); + $$.__grid_x_type = $$.getConfig(['grid', 'x', 'type'], 'tick'); + $$.__grid_x_lines = $$.getConfig(['grid', 'x', 'lines'], []); + $$.__grid_y_show = $$.getConfig(['grid', 'y', 'show'], false); + // not used + // __grid_y_type = $$.getConfig(['grid', 'y', 'type'], 'tick'), + $$.__grid_y_lines = $$.getConfig(['grid', 'y', 'lines'], []); + $$.__grid_y_ticks = $$.getConfig(['grid', 'y', 'ticks'], 10); + $$.__grid_focus_show = $$.getConfig(['grid', 'focus', 'show'], true); // point - point of each data - var __point_show = getConfig(['point', 'show'], true), - __point_r = getConfig(['point', 'r'], 2.5), - __point_focus_expand_enabled = getConfig(['point', 'focus', 'expand', 'enabled'], true), - __point_focus_expand_r = getConfig(['point', 'focus', 'expand', 'r']), - __point_select_r = getConfig(['point', 'focus', 'select', 'r']); + $$.__point_show = $$.getConfig(['point', 'show'], true); + $$.__point_r = $$.getConfig(['point', 'r'], 2.5); + $$.__point_focus_expand_enabled = $$.getConfig(['point', 'focus', 'expand', 'enabled'], true); + $$.__point_focus_expand_r = $$.getConfig(['point', 'focus', 'expand', 'r']); + $$.__point_select_r = $$.getConfig(['point', 'focus', 'select', 'r']); - var __line_connect_null = getConfig(['line', 'connect_null'], false); + $$.__line_connect_null = $$.getConfig(['line', 'connect_null'], false); // bar - var __bar_width = getConfig(['bar', 'width']), - __bar_width_ratio = getConfig(['bar', 'width', 'ratio'], 0.6), - __bar_zerobased = getConfig(['bar', 'zerobased'], true); + $$.__bar_width = $$.getConfig(['bar', 'width']); + $$.__bar_width_ratio = $$.getConfig(['bar', 'width', 'ratio'], 0.6); + $$.__bar_zerobased = $$.getConfig(['bar', 'zerobased'], true); // area - var __area_zerobased = getConfig(['area', 'zerobased'], true); + $$.__area_zerobased = $$.getConfig(['area', 'zerobased'], true); // pie - var __pie_label_show = getConfig(['pie', 'label', 'show'], true), - __pie_label_format = getConfig(['pie', 'label', 'format']), - __pie_label_threshold = getConfig(['pie', 'label', 'threshold'], 0.05), - __pie_sort = getConfig(['pie', 'sort'], true), - __pie_expand = getConfig(['pie', 'expand'], true); + $$.__pie_label_show = $$.getConfig(['pie', 'label', 'show'], true); + $$.__pie_label_format = $$.getConfig(['pie', 'label', 'format']); + $$.__pie_label_threshold = $$.getConfig(['pie', 'label', 'threshold'], 0.05); + $$.__pie_sort = $$.getConfig(['pie', 'sort'], true); + $$.__pie_expand = $$.getConfig(['pie', 'expand'], true); // gauge - var __gauge_label_show = getConfig(['gauge', 'label', 'show'], true), - __gauge_label_format = getConfig(['gauge', 'label', 'format']), - __gauge_expand = getConfig(['gauge', 'expand'], true), - __gauge_min = getConfig(['gauge', 'min'], 0), - __gauge_max = getConfig(['gauge', 'max'], 100), - __gauge_units = getConfig(['gauge', 'units']), - __gauge_width = getConfig(['gauge', 'width']); + $$.__gauge_label_show = $$.getConfig(['gauge', 'label', 'show'], true); + $$.__gauge_label_format = $$.getConfig(['gauge', 'label', 'format']); + $$.__gauge_expand = $$.getConfig(['gauge', 'expand'], true); + $$.__gauge_min = $$.getConfig(['gauge', 'min'], 0); + $$.__gauge_max = $$.getConfig(['gauge', 'max'], 100); + $$.__gauge_units = $$.getConfig(['gauge', 'units']); + $$.__gauge_width = $$.getConfig(['gauge', 'width']); // donut - var __donut_label_show = getConfig(['donut', 'label', 'show'], true), - __donut_label_format = getConfig(['donut', 'label', 'format']), - __donut_label_threshold = getConfig(['donut', 'label', 'threshold'], 0.05), - __donut_sort = getConfig(['donut', 'sort'], true), - __donut_expand = getConfig(['donut', 'expand'], true), - __donut_title = getConfig(['donut', 'title'], ""); + $$.__donut_label_show = $$.getConfig(['donut', 'label', 'show'], true); + $$.__donut_label_format = $$.getConfig(['donut', 'label', 'format']); + $$.__donut_label_threshold = $$.getConfig(['donut', 'label', 'threshold'], 0.05); + $$.__donut_sort = $$.getConfig(['donut', 'sort'], true); + $$.__donut_expand = $$.getConfig(['donut', 'expand'], true); + $$.__donut_title = $$.getConfig(['donut', 'title'], ""); // region - region to change style - var __regions = getConfig(['regions'], []); + $$.__regions = $$.getConfig(['regions'], []); // tooltip - show when mouseover on each data - var __tooltip_show = getConfig(['tooltip', 'show'], true), - __tooltip_grouped = getConfig(['tooltip', 'grouped'], true), - __tooltip_format_title = getConfig(['tooltip', 'format', 'title']), - __tooltip_format_name = getConfig(['tooltip', 'format', 'name']), - __tooltip_format_value = getConfig(['tooltip', 'format', 'value']), - __tooltip_contents = getConfig(['tooltip', 'contents'], function (d, defaultTitleFormat, defaultValueFormat, color) { - var titleFormat = __tooltip_format_title ? __tooltip_format_title : defaultTitleFormat, - nameFormat = __tooltip_format_name ? __tooltip_format_name : function (name) { return name; }, - valueFormat = __tooltip_format_value ? __tooltip_format_value : defaultValueFormat, + $$.__tooltip_show = $$.getConfig(['tooltip', 'show'], true); + $$.__tooltip_grouped = $$.getConfig(['tooltip', 'grouped'], true); + $$.__tooltip_format_title = $$.getConfig(['tooltip', 'format', 'title']); + $$.__tooltip_format_name = $$.getConfig(['tooltip', 'format', 'name']); + $$.__tooltip_format_value = $$.getConfig(['tooltip', 'format', 'value']); + $$.__tooltip_contents = $$.getConfig(['tooltip', 'contents'], function (d, defaultTitleFormat, defaultValueFormat, color) { + var titleFormat = $$.__tooltip_format_title ? $$.__tooltip_format_title : defaultTitleFormat, + nameFormat = $$.__tooltip_format_name ? $$.__tooltip_format_name : function (name) { return name; }, + valueFormat = $$.__tooltip_format_value ? $$.__tooltip_format_value : defaultValueFormat, text, i, title, value, name, bgcolor; for (i = 0; i < d.length; i++) { if (! (d[i] && (d[i].value || d[i].value === 0))) { continue; } if (! text) { title = titleFormat ? titleFormat(d[i].x) : d[i].x; - text = "" + (title || title === 0 ? "" : ""); + text = "
" + title + "
" + (title || title === 0 ? "" : ""); } name = nameFormat(d[i].name); value = valueFormat(d[i].value, d[i].ratio, d[i].id, d[i].index); - bgcolor = levelColor ? levelColor(d[i].value) : color(d[i].id); + bgcolor = $$.levelColor ? $$.levelColor(d[i].value) : color(d[i].id); - text += ""; + text += ""; text += ""; text += ""; text += ""; } return text + "
" + title + "
" + name + "" + value + "
"; - }), - __tooltip_init_show = getConfig(['tooltip', 'init', 'show'], false), - __tooltip_init_x = getConfig(['tooltip', 'init', 'x'], 0), - __tooltip_init_position = getConfig(['tooltip', 'init', 'position'], {top: '0px', left: '50px'}); - - /*-- Set Variables --*/ + }); + $$.__tooltip_init_show = $$.getConfig(['tooltip', 'init', 'show'], false); + $$.__tooltip_init_x = $$.getConfig(['tooltip', 'init', 'x'], 0); + $$.__tooltip_init_position = $$.getConfig(['tooltip', 'init', 'position'], {top: '0px', left: '50px'}); - // MEMO: clipId needs to be unique because it conflicts when multiple charts exist - var clipId = "c3-" + (+new Date()) + '-clip', - clipIdForXAxis = clipId + '-xaxis', - clipIdForYAxis = clipId + '-yaxis', - clipPath = getClipPath(clipId), - clipPathForXAxis = getClipPath(clipIdForXAxis), - clipPathForYAxis = getClipPath(clipIdForYAxis); - - var isTimeSeries = (__axis_x_type === 'timeseries'), - isCategorized = (__axis_x_type.indexOf('categor') >= 0), - isCustomX = function () { return !isTimeSeries && (__data_x || notEmpty(__data_xs)); }; - - var dragStart = null, dragging = false, cancelClick = false, mouseover = false, transiting = false; - - var defaultColorPattern = d3.scale.category10().range(), - color = generateColor(__data_colors, notEmpty(__color_pattern) ? __color_pattern : defaultColorPattern, __data_color), - levelColor = notEmpty(__color_threshold) ? generateLevelColor(__color_pattern, __color_threshold) : null; - - var dataTimeFormat = __data_x_localtime ? d3.time.format : d3.time.format.utc, - axisTimeFormat = __axis_x_localtime ? d3.time.format : d3.time.format.utc, - defaultAxisTimeFormat = axisTimeFormat.multi([ - [".%L", function (d) { return d.getMilliseconds(); }], - [":%S", function (d) { return d.getSeconds(); }], - ["%I:%M", function (d) { return d.getMinutes(); }], - ["%I %p", function (d) { return d.getHours(); }], - ["%-m/%-d", function (d) { return d.getDay() && d.getDate() !== 1; }], - ["%-m/%-d", function (d) { return d.getDate() !== 1; }], - ["%-m/%-d", function (d) { return d.getMonth(); }], - ["%Y/%-m/%-d", function () { return true; }] - ]); - - var hiddenTargetIds = [], hiddenLegendIds = []; - - /*-- Set Chart Params --*/ - - var margin, margin2, margin3, width, width2, height, height2, currentWidth, currentHeight; - var radius, radiusExpanded, innerRadius, arcWidth, arcHeight, svgArc, svgArcExpanded, svgArcExpandedSub, pie; - var xMin, xMax, yMin, yMax, subXMin, subXMax, subYMin, subYMax; - var x, y, y2, subX, subY, subY2, xAxis, yAxis, y2Axis, subXAxis; - var axes = {}; - - var xOrient = __axis_rotated ? "left" : "bottom", - yOrient = __axis_rotated ? (__axis_y_inner ? "top" : "bottom") : (__axis_y_inner ? "right" : "left"), - y2Orient = __axis_rotated ? (__axis_y2_inner ? "bottom" : "top") : (__axis_y2_inner ? "left" : "right"), - subXOrient = __axis_rotated ? "left" : "bottom"; - - var translate = { - main : function () { return "translate(" + asHalfPixel(margin.left) + "," + asHalfPixel(margin.top) + ")"; }, - context : function () { return "translate(" + asHalfPixel(margin2.left) + "," + asHalfPixel(margin2.top) + ")"; }, - legend : function () { return "translate(" + margin3.left + "," + margin3.top + ")"; }, - x : function () { return "translate(0," + (__axis_rotated ? 0 : height) + ")"; }, - y : function () { return "translate(0," + (__axis_rotated ? height : 0) + ")"; }, - y2 : function () { return "translate(" + (__axis_rotated ? 0 : width) + "," + (__axis_rotated ? 1 : 0) + ")"; }, - subx : function () { return "translate(0," + (__axis_rotated ? 0 : height2) + ")"; }, - arc: function () { return "translate(" + (arcWidth / 2) + "," + (arcHeight / 2) + ")"; } - }; + }; - var isLegendRight = __legend_position === 'right'; - var isLegendInset = __legend_position === 'inset'; - var isLegendTop = __legend_inset_anchor === 'top-left' || __legend_inset_anchor === 'top-right'; - var isLegendLeft = __legend_inset_anchor === 'top-left' || __legend_inset_anchor === 'bottom-left'; - var legendStep = 0, legendItemWidth = 0, legendItemHeight = 0, legendOpacityForHidden = 0.15; - var currentMaxTickWidth = 0; + c3.fn.$$.smoothLines = function (el, type) { + var $$ = this; + if (type === 'grid') { + el.each(function () { + var g = $$.d3.select(this), + x1 = g.attr('x1'), + x2 = g.attr('x2'), + y1 = g.attr('y1'), + y2 = g.attr('y2'); + g.attr({ + 'x1': Math.ceil(x1), + 'x2': Math.ceil(x2), + 'y1': Math.ceil(y1), + 'y2': Math.ceil(y2) + }); + }); + } + }; - /*-- Define Functions --*/ - function getClipPath(id) { - var isIE9 = window.navigator.appVersion.toLowerCase().indexOf("msie 9.") >= 0; - return "url(" + (isIE9 ? "" : document.URL.split('#')[0]) + "#" + id + ")"; + c3.fn.$$.updateSizes = function () { + var $$ = this; + var legendHeight = $$.getLegendHeight(), legendWidth = $$.getLegendWidth(), + legendHeightForBottom = $$.isLegendRight || $$.isLegendInset ? 0 : legendHeight, + hasArc = this.hasArcType($$.data.targets), + xAxisHeight = $$.__axis_rotated || hasArc ? 0 : this.getHorizontalAxisHeight('x'), + subchartHeight = $$.__subchart_show && !hasArc ? ($$.__subchart_size_height + xAxisHeight) : 0; + + $$.currentWidth = this.getCurrentWidth(); + $$.currentHeight = this.getCurrentHeight(); + + // for main, context + if ($$.__axis_rotated) { + $$.margin = { + top: this.getHorizontalAxisHeight('y2') + this.getCurrentPaddingTop(), + right: hasArc ? 0 : this.getCurrentPaddingRight(), + bottom: this.getHorizontalAxisHeight('y') + legendHeightForBottom + this.getCurrentPaddingBottom(), + left: subchartHeight + (hasArc ? 0 : this.getCurrentPaddingLeft()) + }; + $$.margin2 = { + top: $$.margin.top, + right: NaN, + bottom: 20 + legendHeightForBottom, + left: $$.rotated_padding_left + }; + } else { + $$.margin = { + top: 4 + this.getCurrentPaddingTop(), // for top tick text + right: hasArc ? 0 : this.getCurrentPaddingRight(), + bottom: xAxisHeight + subchartHeight + legendHeightForBottom + this.getCurrentPaddingBottom(), + left: hasArc ? 0 : this.getCurrentPaddingLeft() + }; + $$.margin2 = { + top: this.currentHeight - subchartHeight - legendHeightForBottom, + right: NaN, + bottom: xAxisHeight + legendHeightForBottom, + left: $$.margin.left + }; } + // for legend + var insetLegendPosition = { + top: $$.isLegendTop ? this.getCurrentPaddingTop() + $$.__legend_inset_y + 5.5 : $$.currentHeight - legendHeight - this.getCurrentPaddingBottom() - $$.__legend_inset_y, + left: $$.isLegendLeft ? this.getCurrentPaddingLeft() + $$.__legend_inset_x + 0.5 : $$.currentWidth - legendWidth - this.getCurrentPaddingRight() - $$.__legend_inset_x + 0.5 + }; + $$.margin3 = { + top: $$.isLegendRight ? 0 : $$.isLegendInset ? insetLegendPosition.top : $$.currentHeight - legendHeight, + right: NaN, + bottom: 0, + left: $$.isLegendRight ? $$.currentWidth - legendWidth : $$.isLegendInset ? insetLegendPosition.left : 0 + }; - function asHalfPixel(n) { - return Math.ceil(n) + 0.5; - } + $$.width = $$.currentWidth - $$.margin.left - $$.margin.right; + $$.height = $$.currentHeight - $$.margin.top - $$.margin.bottom; + if ($$.width < 0) { $$.width = 0; } + if ($$.height < 0) { $$.height = 0; } - function transformMain(withTransition, transitions) { - var xAxis, yAxis, y2Axis; - if (transitions && transitions.axisX) { - xAxis = transitions.axisX; - } else { - xAxis = main.select('.' + CLASS.axisX); - if (withTransition) { xAxis = xAxis.transition(); } - } - if (transitions && transitions.axisY) { - yAxis = transitions.axisY; - } else { - yAxis = main.select('.' + CLASS.axisY); - if (withTransition) { yAxis = yAxis.transition(); } - } - if (transitions && transitions.axisY2) { - y2Axis = transitions.axisY2; - } else { - y2Axis = main.select('.' + CLASS.axisY2); - if (withTransition) { y2Axis = y2Axis.transition(); } - } - (withTransition ? main.transition() : main).attr("transform", translate.main); - xAxis.attr("transform", translate.x); - yAxis.attr("transform", translate.y); - y2Axis.attr("transform", translate.y2); - main.select('.' + CLASS.chartArcs).attr("transform", translate.arc); - } - function transformContext(withTransition, transitions) { - var subXAxis; - if (transitions && transitions.axisSubX) { - subXAxis = transitions.axisSubX; - } else { - subXAxis = context.select('.' + CLASS.axisX); - if (withTransition) { subXAxis = subXAxis.transition(); } - } - context.attr("transform", translate.context); - subXAxis.attr("transform", translate.subx); + $$.width2 = $$.__axis_rotated ? $$.margin.left - $$.rotated_padding_left - $$.rotated_padding_right : $$.width; + $$.height2 = $$.__axis_rotated ? $$.height : $$.currentHeight - $$.margin2.top - $$.margin2.bottom; + if ($$.width2 < 0) { $$.width2 = 0; } + if ($$.height2 < 0) { $$.height2 = 0; } + + // for arc + $$.arcWidth = $$.width - ($$.isLegendRight ? legendWidth + 10 : 0); + $$.arcHeight = $$.height - ($$.isLegendRight ? 0 : 10); + this.updateRadius(); + + if ($$.isLegendRight && hasArc) { + $$.margin3.left = $$.arcWidth / 2 + $$.radiusExpanded * 1.1; } - function transformLegend(withTransition) { - (withTransition ? legend.transition() : legend).attr("transform", translate.legend); + }; + c3.fn.$$.updateRadius = function () { + var $$ = this; + $$.radiusExpanded = Math.min($$.arcWidth, $$.arcHeight) / 2; + $$.radius = $$.radiusExpanded * 0.95; + if (this.hasDonutType($$.data.targets) || this.hasGaugeType($$.data.targets)) { + $$.innerRadius = $$.radius * ($$.__gauge_width ? ($$.radius - $$.__gauge_width) / $$.radius : 0.6); + } else { + $$.innerRadius = 0; } - function transformAll(withTransition, transitions) { - transformMain(withTransition, transitions); - if (__subchart_show) { transformContext(withTransition, transitions); } - transformLegend(withTransition); + }; + + + + c3.fn.$$.init = function (data) { + var $$ = this, d3 = this.d3; + var arcs, eventRect, grid, i, binding = true; + + $$.selectChart = d3.select($$.__bindto); + if ($$.selectChart.empty()) { + $$.selectChart = d3.select(document.createElement('div')).style('opacity', 0); + this.observeInserted($$.selectChart); + binding = false; } + $$.selectChart.html("").classed("c3", true); - //-- Sizes --// + // Init data as targets + $$.data.xs = {}; + $$.data.targets = $$.convertDataToTargets(data); - // TODO: configurabale - var rotated_padding_left = 30, rotated_padding_right = __axis_rotated && !__axis_x_show ? 0 : 30, rotated_padding_top = 5; + if ($$.__data_filter) { + $$.data.targets = $$.data.targets.filter($$.__data_filter); + } - // MEMO: each value should be int to avoid disabling antialiasing - function updateSizes() { - var legendHeight = getLegendHeight(), legendWidth = getLegendWidth(), - legendHeightForBottom = isLegendRight || isLegendInset ? 0 : legendHeight, - hasArc = hasArcType(c3.data.targets), - xAxisHeight = __axis_rotated || hasArc ? 0 : getHorizontalAxisHeight('x'), - subchartHeight = __subchart_show && !hasArc ? (__subchart_size_height + xAxisHeight) : 0; + // Set targets to hide if needed + if ($$.__data_hide) { + this.addHiddenTargetIds($$.__data_hide === true ? this.mapToIds($$.data.targets) : $$.__data_hide); + } - currentWidth = getCurrentWidth(); - currentHeight = getCurrentHeight(); + // when gauge, hide legend // TODO: fix + if (this.hasGaugeType($$.data.targets)) { + $$.__legend_show = false; + } - // for main, context - if (__axis_rotated) { - margin = { - top: getHorizontalAxisHeight('y2') + getCurrentPaddingTop(), - right: hasArc ? 0 : getCurrentPaddingRight(), - bottom: getHorizontalAxisHeight('y') + legendHeightForBottom + getCurrentPaddingBottom(), - left: subchartHeight + (hasArc ? 0 : getCurrentPaddingLeft()) - }; - margin2 = { - top: margin.top, - right: NaN, - bottom: 20 + legendHeightForBottom, - left: rotated_padding_left - }; - } else { - margin = { - top: 4 + getCurrentPaddingTop(), // for top tick text - right: hasArc ? 0 : getCurrentPaddingRight(), - bottom: xAxisHeight + subchartHeight + legendHeightForBottom + getCurrentPaddingBottom(), - left: hasArc ? 0 : getCurrentPaddingLeft() - }; - margin2 = { - top: currentHeight - subchartHeight - legendHeightForBottom, - right: NaN, - bottom: xAxisHeight + legendHeightForBottom, - left: margin.left - }; - } - // for legend - var insetLegendPosition = { - top: isLegendTop ? getCurrentPaddingTop() + __legend_inset_y + 5.5 : currentHeight - legendHeight - getCurrentPaddingBottom() - __legend_inset_y, - left: isLegendLeft ? getCurrentPaddingLeft() + __legend_inset_x + 0.5 : currentWidth - legendWidth - getCurrentPaddingRight() - __legend_inset_x + 0.5 - }; - margin3 = { - top: isLegendRight ? 0 : isLegendInset ? insetLegendPosition.top : currentHeight - legendHeight, - right: NaN, - bottom: 0, - left: isLegendRight ? currentWidth - legendWidth : isLegendInset ? insetLegendPosition.left : 0 - }; + // Init sizes and scales + this.updateSizes(); + this.updateScales(); - width = currentWidth - margin.left - margin.right; - height = currentHeight - margin.top - margin.bottom; - if (width < 0) { width = 0; } - if (height < 0) { height = 0; } + // Set domains for each scale + $$.x.domain(d3.extent(this.getXDomain($$.data.targets))); + $$.y.domain(this.getYDomain($$.data.targets, 'y')); + $$.y2.domain(this.getYDomain($$.data.targets, 'y2')); + $$.subX.domain($$.x.domain()); + $$.subY.domain($$.y.domain()); + $$.subY2.domain($$.y2.domain()); - width2 = __axis_rotated ? margin.left - rotated_padding_left - rotated_padding_right : width; - height2 = __axis_rotated ? height : currentHeight - margin2.top - margin2.bottom; - if (width2 < 0) { width2 = 0; } - if (height2 < 0) { height2 = 0; } + // Save original x domain for zoom update + $$.orgXDomain = $$.x.domain(); - // for arc - arcWidth = width - (isLegendRight ? legendWidth + 10 : 0); - arcHeight = height - (isLegendRight ? 0 : 10); - updateRadius(); + // Set initialized scales to brush and zoom + $$.brush.scale($$.subX); + if ($$.__zoom_enabled) { $$.zoom.scale($$.x); } - if (isLegendRight && hasArc) { - margin3.left = arcWidth / 2 + radiusExpanded * 1.1; - } - } - function updateXgridFocus() { - main.select('line.' + CLASS.xgridFocus) - .attr("x1", __axis_rotated ? 0 : -10) - .attr("x2", __axis_rotated ? width : -10) - .attr("y1", __axis_rotated ? -10 : 0) - .attr("y2", __axis_rotated ? -10 : height); - } - function updateRadius() { - var innerRadiusRatio; - radiusExpanded = Math.min(arcWidth, arcHeight) / 2; - radius = radiusExpanded * 0.95; - innerRadiusRatio = __gauge_width ? (radius - __gauge_width) / radius : 0.6; - innerRadius = hasDonutType(c3.data.targets) || hasGaugeType(c3.data.targets) ? radius * innerRadiusRatio : 0; - } - function getSvgLeft() { - var leftAxisClass = __axis_rotated ? CLASS.axisX : CLASS.axisY, - leftAxis = main.select('.' + leftAxisClass).node(), - svgRect = leftAxis ? leftAxis.getBoundingClientRect() : {right: 0}, - chartRect = selectChart.node().getBoundingClientRect(), - hasArc = hasArcType(c3.data.targets), - svgLeft = svgRect.right - chartRect.left - (hasArc ? 0 : getCurrentPaddingLeft()); - return svgLeft > 0 ? svgLeft : 0; - } - function getCurrentWidth() { - return __size_width ? __size_width : getParentWidth(); - } - function getCurrentHeight() { - var h = __size_height ? __size_height : getParentHeight(); - return h > 0 ? h : 320; - } - function getCurrentPaddingTop() { - return isValue(__padding_top) ? __padding_top : 0; - } - function getCurrentPaddingBottom() { - return isValue(__padding_bottom) ? __padding_bottom : 0; - } - function getCurrentPaddingLeft() { - if (isValue(__padding_left)) { - return __padding_left; - } else if (__axis_rotated) { - return !__axis_x_show ? 1 : Math.max(ceil10(getAxisWidthByAxisId('x')), 40); - } else { - return !__axis_y_show || __axis_y_inner ? 1 : ceil10(getAxisWidthByAxisId('y')); - } - } - function getCurrentPaddingRight() { - var defaultPadding = 10, legendWidthOnRight = isLegendRight ? getLegendWidth() + 20 : 0; - if (isValue(__padding_right)) { - return __padding_right + 1; // 1 is needed not to hide tick line - } else if (__axis_rotated) { - return defaultPadding + legendWidthOnRight; - } else { - return (!__axis_y2_show || __axis_y2_inner ? defaultPadding : ceil10(getAxisWidthByAxisId('y2'))) + legendWidthOnRight; - } + /*-- Basic Elements --*/ + + // Define svgs + $$.svg = $$.selectChart.append("svg") + .style("overflow", "hidden") + .on('mouseenter', function () { return $$.__onmouseover.call(c3); }) + .on('mouseleave', function () { return $$.__onmouseout.call(c3); }); + + // Define defs + $$.defs = $$.svg.append("defs"); + $$.defs.append("clipPath").attr("id", $$.clipId).append("rect"); + $$.defs.append("clipPath").attr("id", $$.clipIdForXAxis).append("rect"); + $$.defs.append("clipPath").attr("id", $$.clipIdForYAxis).append("rect"); + $$.updateSvgSize(); + + // Define regions + $$.main = $$.svg.append("g").attr("transform", $$.translate.main); + $$.context = $$.svg.append("g").attr("transform", $$.translate.context); + $$.legend = $$.svg.append("g").attr("transform", $$.translate.legend); + + if (!$$.__subchart_show) { + $$.context.style('visibility', 'hidden'); + } + + if (!$$.__legend_show) { + $$.legend.style('visibility', 'hidden'); + $$.hiddenLegendIds = $$.mapToIds($$.data.targets); + } + + // Define tooltip + $$.tooltip = $$.selectChart + .style("position", "relative") + .append("div") + .style("position", "absolute") + .style("pointer-events", "none") + .style("z-index", "10") + .style("display", "none"); + + // MEMO: call here to update legend box and tranlate for all + // MEMO: translate will be upated by this, so transform not needed in updateLegend() + $$.updateLegend($$.mapToIds($$.data.targets), {withTransform: false, withTransitionForTransform: false, withTransition: false}); + + /*-- Main Region --*/ + + // text when empty + $$.main.append("text") + .attr("class", this.CLASS.text + ' ' + this.CLASS.empty) + .attr("text-anchor", "middle") // horizontal centering of text at x position in all browsers. + .attr("dominant-baseline", "middle"); // vertical centering of text at y position in all browsers, except IE. + + // Regions + $$.main.append('g') + .attr("clip-path", $$.clipPath) + .attr("class", this.CLASS.regions); + + // Grids + $$.grid = $$.main.append('g') + .attr("clip-path", $$.clipPath) + .attr('class', this.CLASS.grid); + if ($$.__grid_x_show) { + $$.grid.append("g").attr("class", this.CLASS.xgrids); + } + if ($$.__grid_y_show) { + $$.grid.append('g').attr('class', this.CLASS.ygrids); + } + $$.grid.append('g').attr("class", this.CLASS.xgridLines); + $$.grid.append('g').attr('class', this.CLASS.ygridLines); + if ($$.__grid_focus_show) { + $$.grid.append('g') + .attr("class", this.CLASS.xgridFocus) + .append('line') + .attr('class', this.CLASS.xgridFocus); + } + + // Define g for chart area + $$.main.append('g') + .attr("clip-path", $$.clipPath) + .attr('class', this.CLASS.chart); + + // Cover whole with rects for events + eventRect = $$.main.select('.' + this.CLASS.chart).append("g") + .attr("class", this.CLASS.eventRects) + .style('fill-opacity', 0); + + // Define g for bar chart area + $$.main.select('.' + this.CLASS.chart).append("g") + .attr("class", this.CLASS.chartBars); + + // Define g for line chart area + $$.main.select('.' + this.CLASS.chart).append("g") + .attr("class", this.CLASS.chartLines); + + // Define g for arc chart area + arcs = $$.main.select('.' + this.CLASS.chart).append("g") + .attr("class", this.CLASS.chartArcs) + .attr("transform", $$.translate.arc); + arcs.append('text') + .attr('class', this.CLASS.chartArcsTitle) + .style("text-anchor", "middle") + .text(this.getArcTitle()); + if (this.hasGaugeType($$.data.targets)) { + arcs.append('path') + .attr("class", this.CLASS.chartArcsBackground) + .attr("d", function () { + var d = { + data: [{value: $$.__gauge_max}], + startAngle: -1 * (Math.PI / 2), + endAngle: Math.PI / 2 + }; + return this.getArc(d, true, true); + }); + arcs.append("text") + .attr("dy", ".75em") + .attr("class", this.CLASS.chartArcsGaugeUnit) + .style("text-anchor", "middle") + .style("pointer-events", "none") + .text($$.__gauge_label_show ? $$.__gauge_units : ''); + arcs.append("text") + .attr("dx", -1 * ($$.innerRadius + (($$.radius - $$.innerRadius) / 2)) + "px") + .attr("dy", "1.2em") + .attr("class", this.CLASS.chartArcsGaugeMin) + .style("text-anchor", "middle") + .style("pointer-events", "none") + .text($$.__gauge_label_show ? $$.__gauge_min : ''); + arcs.append("text") + .attr("dx", $$.innerRadius + (($$.radius - $$.innerRadius) / 2) + "px") + .attr("dy", "1.2em") + .attr("class", this.CLASS.chartArcsGaugeMax) + .style("text-anchor", "middle") + .style("pointer-events", "none") + .text($$.__gauge_label_show ? $$.__gauge_max : ''); + } + + $$.main.select('.' + this.CLASS.chart).append("g") + .attr("class", this.CLASS.chartTexts); + + // if zoom privileged, insert rect to forefront + $$.main.insert('rect', $$.__zoom_privileged ? null : 'g.' + this.CLASS.regions) + .attr('class', this.CLASS.zoomRect) + .attr('width', $$.width) + .attr('height', $$.height) + .style('opacity', 0) + .on("dblclick.zoom", null); + + // Set default extent if defined + if ($$.__axis_x_default) { + $$.brush.extent(typeof $$.__axis_x_default !== 'function' ? $$.__axis_x_default : $$.__axis_x_default(this.getXDomain())); + } + + // Add Axis + $$.axes.x = $$.main.append("g") + .attr("class", this.CLASS.axis + ' ' + this.CLASS.axisX) + .attr("clip-path", $$.clipPathForXAxis) + .attr("transform", $$.translate.x) + .style("visibility", $$.__axis_x_show ? 'visible' : 'hidden'); + $$.axes.x.append("text") + .attr("class", this.CLASS.axisXLabel) + .attr("transform", $$.__axis_rotated ? "rotate(-90)" : "") + .style("text-anchor", function () { return $$.textAnchorForXAxisLabel(); }); + + $$.axes.y = $$.main.append("g") + .attr("class", this.CLASS.axis + ' ' + this.CLASS.axisY) + .attr("clip-path", $$.clipPathForYAxis) + .attr("transform", $$.translate.y) + .style("visibility", $$.__axis_y_show ? 'visible' : 'hidden'); + $$.axes.y.append("text") + .attr("class", this.CLASS.axisYLabel) + .attr("transform", $$.__axis_rotated ? "" : "rotate(-90)") + .style("text-anchor", function () { return $$.textAnchorForYAxisLabel(); }); + + $$.axes.y2 = $$.main.append("g") + .attr("class", this.CLASS.axis + ' ' + this.CLASS.axisY2) + // clip-path? + .attr("transform", $$.translate.y2) + .style("visibility", $$.__axis_y2_show ? 'visible' : 'hidden'); + $$.axes.y2.append("text") + .attr("class", this.CLASS.axisY2Label) + .attr("transform", $$.__axis_rotated ? "" : "rotate(-90)") + .style("text-anchor", function () { return $$.textAnchorForY2AxisLabel(); }); + + /*-- Context Region --*/ + + // Define g for chart area + $$.context.append('g') + .attr("clip-path", $$.clipPath) + .attr('class', this.CLASS.chart); + + // Define g for bar chart area + $$.context.select('.' + this.CLASS.chart).append("g") + .attr("class", this.CLASS.chartBars); + + // Define g for line chart area + $$.context.select('.' + this.CLASS.chart).append("g") + .attr("class", this.CLASS.chartLines); + + // Add extent rect for Brush + $$.context.append("g") + .attr("clip-path", $$.clipPath) + .attr("class", this.CLASS.brush) + .call($$.brush) + .selectAll("rect") + .attr($$.__axis_rotated ? "width" : "height", $$.__axis_rotated ? $$.width2 : $$.height2); + + // ATTENTION: This must be called AFTER chart added + // Add Axis + $$.axes.subx = $$.context.append("g") + .attr("class", this.CLASS.axisX) + .attr("transform", $$.translate.subx) + .attr("clip-path", $$.__axis_rotated ? "" : $$.clipPathForXAxis); + + // Set targets + this.updateTargets($$.data.targets); + + // Draw with targets + if (binding) { + this.updateDimension(); + this.redraw({ + withTransform: true, + withUpdateXDomain: true, + withUpdateOrgXDomain: true, + withTransitionForAxis: false + }); } - function getAxisWidthByAxisId(id) { - var position = getAxisLabelPositionById(id); - return position.isInner ? 20 + getMaxTickWidth(id) : 40 + getMaxTickWidth(id); - } - function getHorizontalAxisHeight(axisId) { - if (axisId === 'x' && !__axis_x_show) { return 0; } - if (axisId === 'x' && __axis_x_height) { return __axis_x_height; } - if (axisId === 'y' && !__axis_y_show) { return __legend_show && !isLegendRight && !isLegendInset ? 10 : 1; } - if (axisId === 'y2' && !__axis_y2_show) { return rotated_padding_top; } - return (getAxisLabelPositionById(axisId).isInner ? 30 : 40) + (axisId === 'y2' ? -10 : 0); - } - function getParentRectValue(key) { - var parent = selectChart.node(), v; - while (parent && parent.tagName !== 'BODY') { - v = parent.getBoundingClientRect()[key]; - if (v) { - break; + + // Show tooltip if needed + if ($$.__tooltip_init_show) { + if ($$.isTimeSeries && typeof $$.__tooltip_init_x === 'string') { + $$.__tooltip_init_x = this.parseDate($$.__tooltip_init_x); + for (i = 0; i < $$.data.targets[0].values.length; i++) { + if (($$.data.targets[0].values[i].x - $$.__tooltip_init_x) === 0) { break; } } - parent = parent.parentNode; + $$.__tooltip_init_x = i; } - return v; - } - function getParentWidth() { - return getParentRectValue('width'); - } - function getParentHeight() { - var h = selectChart.style('height'); - return h.indexOf('px') > 0 ? +h.replace('px', '') : 0; - } - function getAxisClipX(forHorizontal) { - // axis line width + padding for left - return forHorizontal ? -(1 + 30) : -(margin.left - 1); - } - function getAxisClipY(forHorizontal) { - return forHorizontal ? -20 : -4; - } - function getXAxisClipX() { - return getAxisClipX(!__axis_rotated); - } - function getXAxisClipY() { - return getAxisClipY(!__axis_rotated); + $$.tooltip.html($$.__tooltip_contents($$.data.targets.map(function (d) { + return this.addName(d.values[$$.__tooltip_init_x]); + }), this.getXAxisTickFormat(), this.getYFormat(this.hasArcType($$.data.targets)), $$.color)); + $$.tooltip.style("top", $$.__tooltip_init_position.top) + .style("left", $$.__tooltip_init_position.left) + .style("display", "block"); } - function getYAxisClipX() { - return getAxisClipX(__axis_rotated); - } - function getYAxisClipY() { - return getAxisClipY(__axis_rotated); - } - function getAxisClipWidth(forHorizontal) { - // width + axis line width + padding for left/right - return forHorizontal ? width + 2 + 30 + 30 : margin.left + 20; - } - function getAxisClipHeight(forHorizontal) { - return forHorizontal ? (__axis_x_height ? __axis_x_height : 0) + 80 : height + 8; - } - function getXAxisClipWidth() { - return getAxisClipWidth(!__axis_rotated); - } - function getXAxisClipHeight() { - return getAxisClipHeight(!__axis_rotated); + + // Bind resize event + if (window.onresize == null) { + window.onresize = this.generateResize(); } - function getYAxisClipWidth() { - return getAxisClipWidth(__axis_rotated); + if (window.onresize.add) { + window.onresize.add(function () { + $$.__onresize.call(c3); + }); + window.onresize.add(function () { + $$.this.flush(); + }); + window.onresize.add(function () { + $$.__onresized.call(c3); + }); } - function getYAxisClipHeight() { - return getAxisClipHeight(__axis_rotated); + + // export element of the chart + $$.this.element = $$.selectChart.node(); + }; + + + c3.fn.$$.updateTargets = function (targets) { + var mainLineEnter, mainLineUpdate, mainBarEnter, mainBarUpdate, mainPieEnter, mainPieUpdate, mainTextUpdate, mainTextEnter; + var contextLineEnter, contextLineUpdate, contextBarEnter, contextBarUpdate; + var $$ = this, main = $$.main, context = $$.context, CLASS = $$.CLASS; + + /*-- Main --*/ + + //-- Text --// + mainTextUpdate = main.select('.' + CLASS.chartTexts).selectAll('.' + CLASS.chartText) + .data(targets) + .attr('class', function (d) { return $$.classChartText(d); }); + mainTextEnter = mainTextUpdate.enter().append('g') + .attr('class', function (d) { return $$.classChartText(d); }) + .style('opacity', 0) + .style("pointer-events", "none"); + mainTextEnter.append('g') + .attr('class', function (d) { return $$.classTexts(d); }); + + //-- Bar --// + mainBarUpdate = main.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) + .data(targets) + .attr('class', function (d) { return $$.classChartBar(d); }); + mainBarEnter = mainBarUpdate.enter().append('g') + .attr('class', function (d) { return $$.classChartBar(d); }) + .style('opacity', 0) + .style("pointer-events", "none"); + // Bars for each data + mainBarEnter.append('g') + .attr("class", function (d) { return $$.classBars(d); }) + .style("cursor", function (d) { return $$.__data_selection_isselectable(d) ? "pointer" : null; }); + + //-- Line --// + mainLineUpdate = main.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) + .data(targets) + .attr('class', function (d) { return $$.classChartLine(d); }); + mainLineEnter = mainLineUpdate.enter().append('g') + .attr('class', function (d) { return $$.classChartLine(d); }) + .style('opacity', 0) + .style("pointer-events", "none"); + // Lines for each data + mainLineEnter.append('g') + .attr("class", function (d) { return $$.classLines(d); }); + // Areas + mainLineEnter.append('g') + .attr('class', function (d) { return $$.classAreas(d); }); + // Circles for each data point on lines + mainLineEnter.append('g') + .attr("class", function (d) { return $$.generateClass(CLASS.selectedCircles, d.id); }); + mainLineEnter.append('g') + .attr("class", function (d) { return $$.classCircles(d); }) + .style("cursor", function (d) { return $$.__data_selection_isselectable(d) ? "pointer" : null; }); + // Update date for selected circles + targets.forEach(function (t) { + main.selectAll('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(t.id)).selectAll('.' + CLASS.selectedCircle).each(function (d) { + d.value = t.values[d.index].value; + }); + }); + // MEMO: can not keep same color... + //mainLineUpdate.exit().remove(); + + //-- Pie --// + mainPieUpdate = main.select('.' + CLASS.chartArcs).selectAll('.' + CLASS.chartArc) + .data($$.pie(targets)) + .attr("class", function (d) { return $$.classChartArc(d); }); + mainPieEnter = mainPieUpdate.enter().append("g") + .attr("class", function (d) { return $$.classChartArc(d); }); + mainPieEnter.append('g') + .attr('class', function (d) { return $$.classArcs(d); }); + mainPieEnter.append("text") + .attr("dy", $$.hasGaugeType($$.data.targets) ? "-0.35em" : ".35em") + .style("opacity", 0) + .style("text-anchor", "middle") + .style("pointer-events", "none"); + // MEMO: can not keep same color..., but not bad to update color in redraw + //mainPieUpdate.exit().remove(); + + /*-- Context --*/ + + if ($$.__subchart_show) { + + contextBarUpdate = context.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) + .data(targets) + .attr('class', $$.classChartBar); + contextBarEnter = contextBarUpdate.enter().append('g') + .style('opacity', 0) + .attr('class', $$.classChartBar); + // Bars for each data + contextBarEnter.append('g') + .attr("class", $$.classBars); + + //-- Line --// + contextLineUpdate = context.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) + .data(targets) + .attr('class', $$.classChartLine); + contextLineEnter = contextLineUpdate.enter().append('g') + .style('opacity', 0) + .attr('class', $$.classChartLine); + // Lines for each data + contextLineEnter.append("g") + .attr("class", $$.classLines); + // Area + contextLineEnter.append("g") + .attr("class", $$.classAreas); } - function getEventRectWidth() { - var target = getMaxDataCountTarget(c3.data.targets), - firstData, lastData, base, maxDataCount, ratio, w; - if (!target) { - return 0; - } - firstData = target.values[0], lastData = target.values[target.values.length - 1]; - base = x(lastData.x) - x(firstData.x); - if (base === 0) { - return __axis_rotated ? height : width; - } - maxDataCount = getMaxDataCount(); - ratio = (hasBarType(c3.data.targets) ? (maxDataCount - (isCategorized ? 0.25 : 1)) / maxDataCount : 1); - w = maxDataCount > 1 ? (base * ratio) / (maxDataCount - 1) : base; - return w < 1 ? 1 : w; - } - function updateLegendStep(step) { - legendStep = step; - } - function updateLegendItemWidth(w) { - legendItemWidth = w; - } - function updateLegendItemHeight(h) { - legendItemHeight = h; - } - function getLegendWidth() { - return __legend_show ? isLegendRight || isLegendInset ? legendItemWidth * (legendStep + 1) : currentWidth : 0; - } - function getLegendHeight() { - var h = 0; - if (__legend_show) { - if (isLegendRight) { - h = currentHeight; - } else if (isLegendInset) { - h = __legend_inset_step ? Math.max(20, legendItemHeight) * (__legend_inset_step + 1) : height; - } else { - h = Math.max(20, legendItemHeight) * (legendStep + 1); + + /*-- Show --*/ + + // Fade-in each chart + $$.svg.selectAll('.' + CLASS.target).filter(function (d) { return $$.isTargetToShow(d.id); }) + .transition().duration($$.__transition_duration) + .style("opacity", 1); + }; + + c3.fn.$$.redraw = function (options, transitions) { + var $$ = this, main = $$.main, context = $$.context, CLASS = $$.CLASS, d3 = $$.d3; + var xgrid, xgridAttr, xgridData, xgridLines, xgridLine, ygrid, ygridLines, ygridLine, flushXGrid; + var mainLine, mainArea, mainCircle, mainBar, mainArc, mainRegion, mainText, contextLine, contextArea, contextBar, eventRect, eventRectUpdate; + var areaIndices = $$.getShapeIndices($$.isAreaType), barIndices = $$.getShapeIndices($$.isBarType), lineIndices = $$.getShapeIndices($$.isLineType), maxDataCountTarget, tickOffset; + var rectX, rectW; + var withY, withSubchart, withTransition, withTransitionForExit, withTransitionForAxis, withTransform, withUpdateXDomain, withUpdateOrgXDomain, withLegend; + var hideAxis = $$.hasArcType($$.data.targets); + var drawArea, drawAreaOnSub, drawBar, drawBarOnSub, drawLine, drawLineOnSub, xForText, yForText; + var duration, durationForExit, durationForAxis, waitForDraw; + var targetsToShow = $$.filterTargetsToShow($$.data.targets), tickValues, i, intervalForCulling; + + xgrid = xgridLines = mainCircle = mainText = $$.getEmptySelection(); + + options = options || {}; + withY = $$.getOption(options, "withY", true); + withSubchart = $$.getOption(options, "withSubchart", true); + withTransition = $$.getOption(options, "withTransition", true); + withTransform = $$.getOption(options, "withTransform", false); + withUpdateXDomain = $$.getOption(options, "withUpdateXDomain", false); + withUpdateOrgXDomain = $$.getOption(options, "withUpdateOrgXDomain", false); + withLegend = $$.getOption(options, "withLegend", false); + withTransitionForExit = $$.getOption(options, "withTransitionForExit", withTransition); + withTransitionForAxis = $$.getOption(options, "withTransitionForAxis", withTransition); + + duration = withTransition ? $$.__transition_duration : 0; + durationForExit = withTransitionForExit ? duration : 0; + durationForAxis = withTransitionForAxis ? duration : 0; + + transitions = transitions || $$.generateAxisTransitions(durationForAxis); + + // update legend and transform each g + if (withLegend && $$.__legend_show) { + $$.updateLegend($$.mapToIds($$.data.targets), options, transitions); + } + + // MEMO: needed for grids calculation + if ($$.isCategorized && targetsToShow.length === 0) { + $$.x.domain([0, $$.axes.x.selectAll('.tick').size()]); + } + + if (targetsToShow.length) { + $$.updateXDomain(targetsToShow, withUpdateXDomain, withUpdateOrgXDomain); + // update axis tick values according to options + if (!$$.__axis_x_tick_values && ($$.__axis_x_tick_fit || $$.__axis_x_tick_count)) { + tickValues = $$.generateTickValues($$.mapTargetsToUniqueXs(targetsToShow), $$.__axis_x_tick_count); + $$.xAxis.tickValues(tickValues); + $$.subXAxis.tickValues(tickValues); + } + } else { + $$.xAxis.tickValues([]); + $$.subXAxis.tickValues([]); + } + + $$.y.domain($$.getYDomain(targetsToShow, 'y')); + $$.y2.domain($$.getYDomain(targetsToShow, 'y2')); + + // axes + $$.axes.x.style("opacity", hideAxis ? 0 : 1); + $$.axes.y.style("opacity", hideAxis ? 0 : 1); + $$.axes.y2.style("opacity", hideAxis ? 0 : 1); + $$.axes.subx.style("opacity", hideAxis ? 0 : 1); + transitions.axisX.call($$.xAxis); + transitions.axisY.call($$.yAxis); + transitions.axisY2.call($$.y2Axis); + transitions.axisSubX.call($$.subXAxis); + + // Update axis label + $$.updateAxisLabels(withTransition); + + // show/hide if manual culling needed + if (withUpdateXDomain && targetsToShow.length) { + if ($$.__axis_x_tick_culling && tickValues) { + for (i = 1; i < tickValues.length; i++) { + if (tickValues.length / i < $$.__axis_x_tick_culling_max) { + intervalForCulling = i; + break; + } } - } - return h; - } - - //-- Scales --// - - function updateScales() { - var xAxisTickFormat, xAxisTickValues, forInit = !x; - // update edges - xMin = __axis_rotated ? 1 : 0; - xMax = __axis_rotated ? height : width; - yMin = __axis_rotated ? 0 : height; - yMax = __axis_rotated ? width : 1; - subXMin = xMin; - subXMax = xMax; - subYMin = __axis_rotated ? 0 : height2; - subYMax = __axis_rotated ? width2 : 1; - // update scales - x = getX(xMin, xMax, forInit ? undefined : x.orgDomain(), function () { return xAxis.tickOffset(); }); - y = getY(yMin, yMax, forInit ? undefined : y.domain()); - y2 = getY(yMin, yMax, forInit ? undefined : y2.domain()); - subX = getX(xMin, xMax, orgXDomain, function (d) { return d % 1 ? 0 : subXAxis.tickOffset(); }); - subY = getY(subYMin, subYMax, forInit ? undefined : subY.domain()); - subY2 = getY(subYMin, subYMax, forInit ? undefined : subY2.domain()); - // update axes - xAxisTickFormat = getXAxisTickFormat(); - xAxisTickValues = __axis_x_tick_values ? __axis_x_tick_values : (forInit ? undefined : xAxis.tickValues()); - xAxis = getXAxis(x, xOrient, xAxisTickFormat, xAxisTickValues); - subXAxis = getXAxis(subX, subXOrient, xAxisTickFormat, xAxisTickValues); - yAxis = getYAxis(y, yOrient, __axis_y_tick_format, __axis_y_ticks); - y2Axis = getYAxis(y2, y2Orient, __axis_y2_tick_format, __axis_y2_ticks); - // Set initialized scales to brush and zoom - if (!forInit) { - brush.scale(subX); - if (__zoom_enabled) { zoom.scale(x); } - } - // update for arc - updateArc(); - } - function updateArc() { - svgArc = getSvgArc(); - svgArcExpanded = getSvgArcExpanded(); - svgArcExpandedSub = getSvgArcExpanded(0.98); - } - function getScale(min, max, forTimeseries) { - return (forTimeseries ? d3.time.scale() : d3.scale.linear()).range([min, max]); - } - function getX(min, max, domain, offset) { - var scale = getScale(min, max, isTimeSeries), - _scale = domain ? scale.domain(domain) : scale, key; - // Define customized scale if categorized axis - if (isCategorized) { - offset = offset || function () { return 0; }; - scale = function (d, raw) { - var v = _scale(d) + offset(d); - return raw ? v : Math.ceil(v); - }; - } else { - scale = function (d, raw) { - var v = _scale(d); - return raw ? v : Math.ceil(v); - }; - } - // define functions - for (key in _scale) { - scale[key] = _scale[key]; - } - scale.orgDomain = function () { - return _scale.domain(); - }; - // define custom domain() for categorized axis - if (isCategorized) { - scale.domain = function (domain) { - if (!arguments.length) { - domain = this.orgDomain(); - return [domain[0], domain[1] + 1]; + $$.svg.selectAll('.' + CLASS.axisX + ' .tick text').each(function (e) { + var index = tickValues.indexOf(e); + if (index >= 0) { + d3.select(this).style('display', index % intervalForCulling ? 'none' : 'block'); } - _scale.domain(domain); - return scale; - }; + }); + } else { + $$.svg.selectAll('.' + CLASS.axisX + ' .tick text').style('display', 'block'); } - return scale; } - function getY(min, max, domain) { - var scale = getScale(min, max); - if (domain) { scale.domain(domain); } - return scale; - } - function getYScale(id) { - return getAxisId(id) === 'y2' ? y2 : y; - } - function getSubYScale(id) { - return getAxisId(id) === 'y2' ? subY2 : subY; + + // rotate tick text if needed + if (!$$.__axis_rotated && $$.__axis_x_tick_rotate) { + $$.rotateTickText($$.axes.x, transitions.axisX, $$.__axis_x_tick_rotate); } - //-- Axes --// + // setup drawer - MEMO: these must be called after axis updated + drawArea = $$.generateDrawArea(areaIndices, false); + drawBar = $$.generateDrawBar(barIndices); + drawLine = $$.generateDrawLine(lineIndices, false); + xForText = $$.generateXYForText(barIndices, true); + yForText = $$.generateXYForText(barIndices, false); - function getXAxis(scale, orient, tickFormat, tickValues) { - var axis = c3_axis(d3, isCategorized).scale(scale).orient(orient); + // Update sub domain + $$.subY.domain($$.y.domain()); + $$.subY2.domain($$.y2.domain()); - // Set tick - axis.tickFormat(tickFormat).tickValues(tickValues); - if (isCategorized) { - axis.tickCentered(__axis_x_tick_centered); - if (isEmpty(__axis_x_tick_culling)) { - __axis_x_tick_culling = false; - } - } else { - // TODO: move this to c3_axis - axis.tickOffset = function () { - var edgeX = getEdgeX(c3.data.targets), diff = x(edgeX[1]) - x(edgeX[0]), - base = diff ? diff : (__axis_rotated ? height : width); - return (base / getMaxDataCount()) / 2; - }; - } + // tooltip + $$.tooltip.style("display", "none"); - return axis; - } - function getYAxis(scale, orient, tickFormat, ticks) { - return c3_axis(d3).scale(scale).orient(orient).tickFormat(tickFormat).ticks(ticks); - } - function getAxisId(id) { - return id in __data_axes ? __data_axes[id] : 'y'; - } - function getXAxisTickFormat() { - var format = isTimeSeries ? defaultAxisTimeFormat : isCategorized ? categoryName : function (v) { return v < 0 ? v.toFixed(0) : v; }; - if (__axis_x_tick_format) { - if (typeof __axis_x_tick_format === 'function') { - format = __axis_x_tick_format; - } else if (isTimeSeries) { - format = function (date) { - return date ? axisTimeFormat(__axis_x_tick_format)(date) : ""; - }; - } - } - return format; - } - function getAxisLabelOptionByAxisId(axisId) { - var option; - if (axisId === 'y') { - option = __axis_y_label; - } else if (axisId === 'y2') { - option = __axis_y2_label; - } else if (axisId === 'x') { - option = __axis_x_label; - } - return option; - } - function getAxisLabelText(axisId) { - var option = getAxisLabelOptionByAxisId(axisId); - return typeof option === 'string' ? option : option ? option.text : null; - } - function setAxisLabelText(axisId, text) { - var option = getAxisLabelOptionByAxisId(axisId); - if (typeof option === 'string') { - if (axisId === 'y') { - __axis_y_label = text; - } else if (axisId === 'y2') { - __axis_y2_label = text; - } else if (axisId === 'x') { - __axis_x_label = text; - } - } else if (option) { - option.text = text; - } - } - function xForRotatedTickText(r) { - return 10 * Math.sin(Math.PI * (r / 180)); - } - function yForRotatedTickText(r) { - return 11.5 - 2.5 * (r / 15); - } - function rotateTickText(axis, transition, rotate) { - axis.selectAll('.tick text') - .style("text-anchor", "start"); - transition.selectAll('.tick text') - .attr("y", yForRotatedTickText(rotate)) - .attr("x", xForRotatedTickText(rotate)) - .attr("transform", "rotate(" + rotate + ")"); - } - function getAxisLabelPosition(axisId, defaultPosition) { - var option = getAxisLabelOptionByAxisId(axisId), - position = (option && typeof option === 'object' && option.position) ? option.position : defaultPosition; - return { - isInner: position.indexOf('inner') >= 0, - isOuter: position.indexOf('outer') >= 0, - isLeft: position.indexOf('left') >= 0, - isCenter: position.indexOf('center') >= 0, - isRight: position.indexOf('right') >= 0, - isTop: position.indexOf('top') >= 0, - isMiddle: position.indexOf('middle') >= 0, - isBottom: position.indexOf('bottom') >= 0 - }; - } - function getXAxisLabelPosition() { - return getAxisLabelPosition('x', __axis_rotated ? 'inner-top' : 'inner-right'); - } - function getYAxisLabelPosition() { - return getAxisLabelPosition('y', __axis_rotated ? 'inner-right' : 'inner-top'); - } - function getY2AxisLabelPosition() { - return getAxisLabelPosition('y2', __axis_rotated ? 'inner-right' : 'inner-top'); - } - function getAxisLabelPositionById(id) { - return id === 'y2' ? getY2AxisLabelPosition() : id === 'y' ? getYAxisLabelPosition() : getXAxisLabelPosition(); - } - function textForXAxisLabel() { - return getAxisLabelText('x'); - } - function textForYAxisLabel() { - return getAxisLabelText('y'); - } - function textForY2AxisLabel() { - return getAxisLabelText('y2'); - } - function xForAxisLabel(forHorizontal, position) { - if (forHorizontal) { - return position.isLeft ? 0 : position.isCenter ? width / 2 : width; - } else { - return position.isBottom ? -height : position.isMiddle ? -height / 2 : 0; - } - } - function dxForAxisLabel(forHorizontal, position) { - if (forHorizontal) { - return position.isLeft ? "0.5em" : position.isRight ? "-0.5em" : "0"; - } else { - return position.isTop ? "-0.5em" : position.isBottom ? "0.5em" : "0"; - } - } - function textAnchorForAxisLabel(forHorizontal, position) { - if (forHorizontal) { - return position.isLeft ? 'start' : position.isCenter ? 'middle' : 'end'; - } else { - return position.isBottom ? 'start' : position.isMiddle ? 'middle' : 'end'; - } - } - function xForXAxisLabel() { - return xForAxisLabel(!__axis_rotated, getXAxisLabelPosition()); - } - function xForYAxisLabel() { - return xForAxisLabel(__axis_rotated, getYAxisLabelPosition()); - } - function xForY2AxisLabel() { - return xForAxisLabel(__axis_rotated, getY2AxisLabelPosition()); - } - function dxForXAxisLabel() { - return dxForAxisLabel(!__axis_rotated, getXAxisLabelPosition()); - } - function dxForYAxisLabel() { - return dxForAxisLabel(__axis_rotated, getYAxisLabelPosition()); - } - function dxForY2AxisLabel() { - return dxForAxisLabel(__axis_rotated, getY2AxisLabelPosition()); - } - function dyForXAxisLabel() { - var position = getXAxisLabelPosition(); - if (__axis_rotated) { - return position.isInner ? "1.2em" : -25 - getMaxTickWidth('x'); - } else { - return position.isInner ? "-0.5em" : __axis_x_height ? __axis_x_height - 10 : "3em"; - } - } - function dyForYAxisLabel() { - var position = getYAxisLabelPosition(); - if (__axis_rotated) { - return position.isInner ? "-0.5em" : "3em"; - } else { - return position.isInner ? "1.2em" : -20 - getMaxTickWidth('y'); - } - } - function dyForY2AxisLabel() { - var position = getY2AxisLabelPosition(); - if (__axis_rotated) { - return position.isInner ? "1.2em" : "-2.2em"; - } else { - return position.isInner ? "-0.5em" : 30 + getMaxTickWidth('y2'); - } - } - function textAnchorForXAxisLabel() { - return textAnchorForAxisLabel(!__axis_rotated, getXAxisLabelPosition()); - } - function textAnchorForYAxisLabel() { - return textAnchorForAxisLabel(__axis_rotated, getYAxisLabelPosition()); - } - function textAnchorForY2AxisLabel() { - return textAnchorForAxisLabel(__axis_rotated, getY2AxisLabelPosition()); - } - function getMaxTickWidth(id) { - var maxWidth = 0, targetsToShow, scale, axis; - if (svg) { - targetsToShow = filterTargetsToShow(c3.data.targets); - if (id === 'y') { - scale = y.copy().domain(getYDomain(targetsToShow, 'y')); - axis = getYAxis(scale, yOrient, __axis_y_tick_format, __axis_y_ticks); - } else if (id === 'y2') { - scale = y2.copy().domain(getYDomain(targetsToShow, 'y2')); - axis = getYAxis(scale, y2Orient, __axis_y2_tick_format, __axis_y2_ticks); - } else { - scale = x.copy().domain(getXDomain(targetsToShow)); - axis = getXAxis(scale, xOrient, getXAxisTickFormat(), __axis_x_tick_values ? __axis_x_tick_values : xAxis.tickValues()); - } - main.append("g").call(axis).each(function () { - d3.select(this).selectAll('text').each(function () { - var box = this.getBoundingClientRect(); - if (maxWidth < box.width) { maxWidth = box.width; } - }); - }).remove(); - } - currentMaxTickWidth = maxWidth <= 0 ? currentMaxTickWidth : maxWidth; - return currentMaxTickWidth; - } - function updateAxisLabels(withTransition) { - var axisXLabel = main.select('.' + CLASS.axisX + ' .' + CLASS.axisXLabel), - axisYLabel = main.select('.' + CLASS.axisY + ' .' + CLASS.axisYLabel), - axisY2Label = main.select('.' + CLASS.axisY2 + ' .' + CLASS.axisY2Label); - (withTransition ? axisXLabel.transition() : axisXLabel) - .attr("x", xForXAxisLabel) - .attr("dx", dxForXAxisLabel) - .attr("dy", dyForXAxisLabel) - .text(textForXAxisLabel); - (withTransition ? axisYLabel.transition() : axisYLabel) - .attr("x", xForYAxisLabel) - .attr("dx", dxForYAxisLabel) - .attr("dy", dyForYAxisLabel) - .attr("dy", dyForYAxisLabel) - .text(textForYAxisLabel); - (withTransition ? axisY2Label.transition() : axisY2Label) - .attr("x", xForY2AxisLabel) - .attr("dx", dxForY2AxisLabel) - .attr("dy", dyForY2AxisLabel) - .text(textForY2AxisLabel); - } - - //-- Arc --// - - pie = d3.layout.pie().value(function (d) { - return d.values.reduce(function (a, b) { return a + b.value; }, 0); - }); - if (!__pie_sort || !__donut_sort) { // TODO: this needs to be called by each type - pie.sort(null); - } + // xgrid focus + $$.updateXgridFocus(); - function descByStartAngle(a, b) { - return a.startAngle - b.startAngle; - } + // Data empty label positioning and text. + main.select("text." + CLASS.text + '.' + CLASS.empty) + .attr("x", $$.width / 2) + .attr("y", $$.height / 2) + .text($$.__data_empty_label_text) + .transition() + .style('opacity', targetsToShow.length ? 0 : 1); - function updateAngle(d) { - var found = false, index = 0; - pie(filterTargetsToShow(c3.data.targets)).sort(descByStartAngle).forEach(function (t) { - if (! found && t.data.id === d.data.id) { - found = true; - d = t; - d.index = index; + // grid + main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); + if ($$.__grid_x_show) { + xgridAttr = $$.__axis_rotated ? { + 'x1': 0, + 'x2': $$.width, + 'y1': function (d) { return $$.x(d) - tickOffset; }, + 'y2': function (d) { return $$.x(d) - tickOffset; } + } : { + 'x1': function (d) { return $$.x(d) + tickOffset; }, + 'x2': function (d) { return $$.x(d) + tickOffset; }, + 'y1': 0, + 'y2': $$.height + }; + // this is used to flow + flushXGrid = function (withoutUpdate) { + xgridData = $$.generateGridData($$.__grid_x_type, $$.x); + tickOffset = $$.isCategorized ? $$.xAxis.tickOffset() : 0; + xgrid = main.select('.' + CLASS.xgrids).selectAll('.' + CLASS.xgrid) + .data(xgridData); + xgrid.enter().append('line').attr("class", CLASS.xgrid); + if (!withoutUpdate) { + xgrid.attr(xgridAttr) + .style("opacity", function () { return +d3.select(this).attr($$.__axis_rotated ? 'y1' : 'x1') === ($$.__axis_rotated ? $$.height : 0) ? 0 : 1; }); } - index++; - }); - if (isNaN(d.endAngle)) { - d.endAngle = d.startAngle; - } - if (isGaugeType(d.data)) { - var gMin = __gauge_min, gMax = __gauge_max, - gF = Math.abs(gMin) + gMax, - aTic = (Math.PI) / gF; - d.startAngle = (-1 * (Math.PI / 2)) + (aTic * Math.abs(gMin)); - d.endAngle = d.startAngle + (aTic * ((d.value > gMax) ? gMax : d.value)); - } - return found ? d : null; - } - - function getSvgArc() { - var arc = d3.svg.arc().outerRadius(radius).innerRadius(innerRadius), - newArc = function (d, withoutUpdate) { - var updated; - if (withoutUpdate) { return arc(d); } // for interpolate - updated = updateAngle(d); - return updated ? arc(updated) : "M 0 0"; - }; - // TODO: extends all function - newArc.centroid = arc.centroid; - return newArc; - } - function getSvgArcExpanded(rate) { - var arc = d3.svg.arc().outerRadius(radiusExpanded * (rate ? rate : 1)).innerRadius(innerRadius); - return function (d) { - var updated = updateAngle(d); - return updated ? arc(updated) : "M 0 0"; + xgrid.exit().remove(); }; - } - function getArc(d, withoutUpdate, force) { - return force || isArcType(d.data) ? svgArc(d, withoutUpdate) : "M 0 0"; - } - function transformForArcLabel(d) { - var updated = updateAngle(d), c, x, y, h, ratio, translate = ""; - if (updated && !hasGaugeType(c3.data.targets)) { - c = svgArc.centroid(updated); - x = isNaN(c[0]) ? 0 : c[0]; - y = isNaN(c[1]) ? 0 : c[1]; - h = Math.sqrt(x * x + y * y); - // TODO: ratio should be an option? - ratio = radius && h ? (36 / radius > 0.375 ? 1.175 - 36 / radius : 0.8) * radius / h : 0; - translate = "translate(" + (x * ratio) + ',' + (y * ratio) + ")"; - } - return translate; - } - function getArcRatio(d) { - var whole = hasGaugeType(c3.data.targets) ? Math.PI : (Math.PI * 2); - return d ? (d.endAngle - d.startAngle) / whole : null; - } - function convertToArcData(d) { - return addName({ - id: d.data.id, - value: d.value, - ratio: getArcRatio(d), - index: d.index, - }); - } - function textForArcLabel(d) { - var updated, value, ratio, format; - if (! shouldShowArcLabel()) { return ""; } - updated = updateAngle(d); - value = updated ? updated.value : null; - ratio = getArcRatio(updated); - if (! hasGaugeType(c3.data.targets) && ! meetsArcLabelThreshold(ratio)) { return ""; } - format = getArcLabelFormat(); - return format ? format(value, ratio) : defaultArcValueFormat(value, ratio); - } - function expandArc(id, withoutFadeOut) { - var target = svg.selectAll('.' + CLASS.chartArc + selectorTarget(id)), - noneTargets = svg.selectAll('.' + CLASS.arc).filter(function (data) { return data.data.id !== id; }); - - if (shouldExpand(id)) { - target.selectAll('path') - .transition().duration(50) - .attr("d", svgArcExpanded) - .transition().duration(100) - .attr("d", svgArcExpandedSub) - .each(function (d) { - if (isDonutType(d.data)) { - // callback here - } - }); - } - - if (!withoutFadeOut) { - noneTargets.style("opacity", 0.3); - } - } - function unexpandArc(id) { - var target = svg.selectAll('.' + CLASS.chartArc + selectorTarget(id)); - target.selectAll('path.' + CLASS.arc) - .transition().duration(50) - .attr("d", svgArc); - svg.selectAll('.' + CLASS.arc) + flushXGrid(); + } + xgridLines = main.select('.' + CLASS.xgridLines).selectAll('.' + CLASS.xgridLine) + .data($$.__grid_x_lines); + // enter + xgridLine = xgridLines.enter().append('g') + .attr("class", function (d) { return CLASS.xgridLine + (d.class ? ' ' + d.class : ''); }); + xgridLine.append('line') + .style("opacity", 0); + xgridLine.append('text') + .attr("text-anchor", "end") + .attr("transform", $$.__axis_rotated ? "" : "rotate(-90)") + .attr('dx', $$.__axis_rotated ? 0 : -$$.margin.top) + .attr('dy', -5) + .style("opacity", 0); + // udpate + // done in d3.transition() of the end of this function + // exit + xgridLines.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); + // Y-Grid + if (withY && $$.__grid_y_show) { + ygrid = main.select('.' + CLASS.ygrids).selectAll('.' + CLASS.ygrid) + .data($$.y.ticks($$.__grid_y_ticks)); + ygrid.enter().append('line') + .attr('class', CLASS.ygrid); + ygrid.attr("x1", $$.__axis_rotated ? $$.y : 0) + .attr("x2", $$.__axis_rotated ? $$.y : $$.width) + .attr("y1", $$.__axis_rotated ? 0 : $$.y) + .attr("y2", $$.__axis_rotated ? $$.height : $$.y); + ygrid.exit().remove(); + $$.smoothLines(ygrid, 'grid'); + } + if (withY) { + ygridLines = main.select('.' + CLASS.ygridLines).selectAll('.' + CLASS.ygridLine) + .data($$.__grid_y_lines); + // enter + ygridLine = ygridLines.enter().append('g') + .attr("class", function (d) { return CLASS.ygridLine + (d.class ? ' ' + d.class : ''); }); + ygridLine.append('line') + .style("opacity", 0); + ygridLine.append('text') + .attr("text-anchor", "end") + .attr("transform", $$.__axis_rotated ? "rotate(-90)" : "") + .attr('dx', $$.__axis_rotated ? 0 : -$$.margin.top) + .attr('dy', -5) + .style("opacity", 0); + // update + var yv = function (d) { return $$.yv.call($$, d); }; + ygridLines.select('line') + .transition().duration(duration) + .attr("x1", $$.__axis_rotated ? yv : 0) + .attr("x2", $$.__axis_rotated ? yv : $$.width) + .attr("y1", $$.__axis_rotated ? 0 : yv) + .attr("y2", $$.__axis_rotated ? $$.height : yv) .style("opacity", 1); + ygridLines.select('text') + .transition().duration(duration) + .attr("x", $$.__axis_rotated ? 0 : $$.width) + .attr("y", yv) + .text(function (d) { return d.text; }) + .style("opacity", 1); + // exit + ygridLines.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); } - function shouldShowArcLabel() { - var shouldShow = true; - if (hasDonutType(c3.data.targets)) { - shouldShow = __donut_label_show; - } else if (hasPieType(c3.data.targets)) { - shouldShow = __pie_label_show; - } - // when gauge, always true - return shouldShow; - } - function meetsArcLabelThreshold(ratio) { - var threshold = hasDonutType(c3.data.targets) ? __donut_label_threshold : __pie_label_threshold; - return ratio >= threshold; - } - function getArcLabelFormat() { - var format = __pie_label_format; - if (hasGaugeType(c3.data.targets)) { - format = __gauge_label_format; - } else if (hasDonutType(c3.data.targets)) { - format = __donut_label_format; - } - return format; - } - function getArcTitle() { - return hasDonutType(c3.data.targets) ? __donut_title : ""; - } - - //-- Domain --// - function getAxisPadding(padding, key, defaultValue, all) { - var ratio = padding.unit === 'ratio' ? all : 1; - return isValue(padding[key]) ? padding[key] * ratio : defaultValue; + // rect for regions + mainRegion = main.select('.' + CLASS.regions).selectAll('.' + CLASS.region) + .data($$.__regions); + mainRegion.enter().append('g') + .attr('class', function (d) { return $$.classRegion(d); }) + .append('rect') + .style("fill-opacity", 0); + mainRegion.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); + + // bars + mainBar = main.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) + .data(function (d) { return $$.barData(d); }); + mainBar.enter().append('path') + .attr("class", function (d) { return $$.classBar(d); }) + .style("stroke", function (d) { return $$.color(d.id); }) + .style("fill", function (d) { return $$.color(d.id); }); + mainBar + .style("opacity", function (d) { return $$.initialOpacity(d); }); + mainBar.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + + // lines, areas and cricles + mainLine = main.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) + .data(function (d) { return $$.lineData(d); }); + mainLine.enter().append('path') + .attr('class', function (d) { return $$.classLine(d); }) + .style("stroke", $$.color); + mainLine + .style("opacity", function (d) { return $$.initialOpacity(d); }) + .attr('transform', null); + mainLine.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + + mainArea = main.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) + .data(function (d) { return $$.lineData(d); }); + mainArea.enter().append('path') + .attr("class", function (d) { return $$.classArea(d); }) + .style("fill", $$.color) + .style("opacity", function () { $$.orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); + mainArea + .style("opacity", $$.orgAreaOpacity); + mainArea.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + + if ($$.__point_show) { + mainCircle = main.selectAll('.' + CLASS.circles).selectAll('.' + CLASS.circle) + .data(function (d) { return $$.lineOrScatterData(d); }); + mainCircle.enter().append("circle") + .attr("class", function (d) { return $$.classCircle(d); }) + .attr("r", function (d) { return $$.pointR(d); }) + .style("fill", $$.color); + mainCircle + .style("opacity", function (d) { return $$.initialOpacity(d); }); + mainCircle.exit().remove(); + } + + if ($$.hasDataLabel()) { + mainText = main.selectAll('.' + CLASS.texts).selectAll('.' + CLASS.text) + .data($$.barOrLineData); + mainText.enter().append('text') + .attr("class", function (d) { return $$.classText(d); }) + .attr('text-anchor', function (d) { return $$.__axis_rotated ? (d.value < 0 ? 'end' : 'start') : 'middle'; }) + .style("stroke", 'none') + .style("fill", function (d) { return $$.color(d); }) + .style("fill-opacity", 0); + mainText + .text(function (d) { return $$.formatByAxisId($$.getAxisId(d.id))(d.value, d.id); }); + mainText.exit() + .transition().duration(durationForExit) + .style('fill-opacity', 0) + .remove(); } - function getYDomainMin(targets) { - var ids = mapToIds(targets), ys = getValuesAsIdKeyed(targets), j, k, baseId, idsInGroup, id, hasNegativeValue; - if (__data_groups.length > 0) { - hasNegativeValue = hasNegativeValueInTargets(targets); - for (j = 0; j < __data_groups.length; j++) { - // Determine baseId - idsInGroup = __data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); - if (idsInGroup.length === 0) { continue; } - baseId = idsInGroup[0]; - // Consider negative values - if (hasNegativeValue && ys[baseId]) { - ys[baseId].forEach(function (v, i) { - ys[baseId][i] = v < 0 ? v : 0; - }); - } - // Compute min - for (k = 1; k < idsInGroup.length; k++) { - id = idsInGroup[k]; - if (! ys[id]) { continue; } - ys[id].forEach(function (v, i) { - if (getAxisId(id) === getAxisId(baseId) && ys[baseId] && !(hasNegativeValue && +v > 0)) { - ys[baseId][i] += +v; - } - }); - } + // arc + mainArc = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arc) + .data(function (d) { return $$.arcData(d); }); + mainArc.enter().append('path') + .attr("class", function (d) { return $$.classArc(d); }) + .style("fill", function (d) { return $$.color(d.data); }) + .style("cursor", function (d) { return $$.__data_selection_isselectable(d) ? "pointer" : null; }) + .style("opacity", 0) + .each(function (d) { + if ($$.isGaugeType(d.data)) { + d.startAngle = d.endAngle = -1 * (Math.PI / 2); } - } - return d3.min(Object.keys(ys).map(function (key) { return d3.min(ys[key]); })); - } - function getYDomainMax(targets) { - var ids = mapToIds(targets), ys = getValuesAsIdKeyed(targets), j, k, baseId, idsInGroup, id, hasPositiveValue; - if (__data_groups.length > 0) { - hasPositiveValue = hasPositiveValueInTargets(targets); - for (j = 0; j < __data_groups.length; j++) { - // Determine baseId - idsInGroup = __data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); - if (idsInGroup.length === 0) { continue; } - baseId = idsInGroup[0]; - // Consider positive values - if (hasPositiveValue && ys[baseId]) { - ys[baseId].forEach(function (v, i) { - ys[baseId][i] = v > 0 ? v : 0; - }); - } - // Compute max - for (k = 1; k < idsInGroup.length; k++) { - id = idsInGroup[k]; - if (! ys[id]) { continue; } - ys[id].forEach(function (v, i) { - if (getAxisId(id) === getAxisId(baseId) && ys[baseId] && !(hasPositiveValue && +v < 0)) { - ys[baseId][i] += +v; - } - }); - } + this._current = d; + }) + .on('mouseover', function (d) { + var updated, arcData; + if ($$.transiting) { // skip while transiting + return; } - } - return d3.max(Object.keys(ys).map(function (key) { return d3.max(ys[key]); })); - } - function getYDomain(targets, axisId) { - var yTargets = targets.filter(function (d) { return getAxisId(d.id) === axisId; }), - yMin = axisId === 'y2' ? __axis_y2_min : __axis_y_min, - yMax = axisId === 'y2' ? __axis_y2_max : __axis_y_max, - yDomainMin = isValue(yMin) ? yMin : getYDomainMin(yTargets), - yDomainMax = isValue(yMax) ? yMax : getYDomainMax(yTargets), - domainLength, padding, padding_top, padding_bottom, - center = axisId === 'y2' ? __axis_y2_center : __axis_y_center, - yDomainAbs, lengths, diff, ratio, isAllPositive, isAllNegative, - isZeroBased = (hasBarType(yTargets) && __bar_zerobased) || (hasAreaType(yTargets) && __area_zerobased), - showHorizontalDataLabel = hasDataLabel() && __axis_rotated, - showVerticalDataLabel = hasDataLabel() && !__axis_rotated; - if (yTargets.length === 0) { // use current domain if target of axisId is none - return axisId === 'y2' ? y2.domain() : y.domain(); - } - if (yDomainMin === yDomainMax) { - yDomainMin < 0 ? yDomainMax = 0 : yDomainMin = 0; - } - isAllPositive = yDomainMin >= 0 && yDomainMax >= 0; - isAllNegative = yDomainMin <= 0 && yDomainMax <= 0; + updated = $$.updateAngle(d); + arcData = $$.convertToArcData(updated); + // transitions + $$.expandArc(updated.data.id); + $$.toggleFocusLegend(updated.data.id, true); + $$.__data_onmouseover.call(c3, arcData, this); + }) + .on('mousemove', function (d) { + var updated = $$.updateAngle(d), + arcData = $$.convertToArcData(updated), + selectedData = [arcData]; + $$.showTooltip(selectedData, d3.mouse(this)); + }) + .on('mouseout', function (d) { + var updated, arcData; + if ($$.transiting) { // skip while transiting + return; + } + updated = $$.updateAngle(d); + arcData = $$.convertToArcData(updated); + // transitions + $$.unexpandArc(updated.data.id); + $$.revertLegend(); + $$.hideTooltip(); + $$.__data_onmouseout.call(c3, arcData, this); + }) + .on('click', function (d, i) { + var updated = $$.updateAngle(d), + arcData = $$.convertToArcData(updated); + $$.toggleShape(this, arcData, i); // onclick called in toogleShape() + }); + mainArc + .attr("transform", function (d) { return !$$.isGaugeType(d.data) && withTransform ? "scale(0)" : ""; }) + .style("opacity", function (d) { return d === this._current ? 0 : 1; }) + .each(function () { $$.transiting = true; }) + .transition().duration(duration) + .attrTween("d", function (d) { + var updated = $$.updateAngle(d), interpolate; + if (! updated) { + return function () { return "M 0 0"; }; + } +/* + if (this._current === d) { + this._current = { + startAngle: Math.PI*2, + endAngle: Math.PI*2, + }; + } +*/ + if (isNaN(this._current.endAngle)) { + this._current.endAngle = this._current.startAngle; + } + interpolate = d3.interpolate(this._current, updated); + this._current = interpolate(0); + return function (t) { return $$.getArc(interpolate(t), true); }; + }) + .attr("transform", withTransform ? "scale(1)" : "") + .style("fill", function (d) { + return $$.levelColor ? $$.levelColor(d.data.values[0].value) : $$.color(d.data.id); + }) // Where gauge reading color would receive customization. + .style("opacity", 1) + .call($$.endall, function () { + $$.transiting = false; + }); + mainArc.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + main.selectAll('.' + CLASS.chartArc).select('text') + .style("opacity", 0) + .attr('class', function (d) { return $$.isGaugeType(d.data) ? CLASS.gaugeValue : ''; }) + .text(function (d) { return $$.textForArcLabel(d); }) + .attr("transform", function (d) { return $$.transformForArcLabel(d); }) + .transition().duration(duration) + .style("opacity", function (d) { return $$.isTargetToShow(d.data.id) && $$.isArcType(d.data) ? 1 : 0; }); + main.select('.' + CLASS.chartArcsTitle) + .style("opacity", $$.hasDonutType($$.data.targets) || $$.hasGaugeType($$.data.targets) ? 1 : 0); - // Bar/Area chart should be 0-based if all positive|negative - if (isZeroBased) { - if (isAllPositive) { yDomainMin = 0; } - if (isAllNegative) { yDomainMax = 0; } + // subchart + if ($$.__subchart_show) { + // reflect main chart to extent on subchart if zoomed + if (d3.event && d3.event.type === 'zoom') { + $$.brush.extent($$.x.orgDomain()).update(); } + // update subchart elements if needed + if (withSubchart) { - domainLength = Math.abs(yDomainMax - yDomainMin); - padding = padding_top = padding_bottom = domainLength * 0.1; + // rotate tick text if needed + if (!$$.__axis_rotated && $$.__axis_x_tick_rotate) { + $$.rotateTickText($$.axes.subx, transitions.axisSubX, $$.__axis_x_tick_rotate); + } - if (center) { - yDomainAbs = Math.max(Math.abs(yDomainMin), Math.abs(yDomainMax)); - yDomainMax = yDomainAbs - center; - yDomainMin = center - yDomainAbs; - } - // add padding for data label - if (showHorizontalDataLabel) { - lengths = getDataLabelLength(yDomainMin, yDomainMax, axisId, 'width'); - diff = diffDomain(y.range()); - ratio = [lengths[0] / diff, lengths[1] / diff]; - padding_top += domainLength * (ratio[1] / (1 - ratio[0] - ratio[1])); - padding_bottom += domainLength * (ratio[0] / (1 - ratio[0] - ratio[1])); - } else if (showVerticalDataLabel) { - lengths = getDataLabelLength(yDomainMin, yDomainMax, axisId, 'height'); - padding_top += lengths[1]; - padding_bottom += lengths[0]; - } - if (axisId === 'y' && __axis_y_padding) { - padding_top = getAxisPadding(__axis_y_padding, 'top', padding, domainLength); - padding_bottom = getAxisPadding(__axis_y_padding, 'bottom', padding, domainLength); - } - if (axisId === 'y2' && __axis_y2_padding) { - padding_top = getAxisPadding(__axis_y2_padding, 'top', padding, domainLength); - padding_bottom = getAxisPadding(__axis_y2_padding, 'bottom', padding, domainLength); - } - // Bar/Area chart should be 0-based if all positive|negative - if (isZeroBased) { - if (isAllPositive) { padding_bottom = yDomainMin; } - if (isAllNegative) { padding_top = -yDomainMax; } - } - return [yDomainMin - padding_bottom, yDomainMax + padding_top]; - } - function getXDomainMin(targets) { - return __axis_x_min ? (isTimeSeries ? parseDate(__axis_x_min) : __axis_x_min) : d3.min(targets, function (t) { return d3.min(t.values, function (v) { return v.x; }); }); - } - function getXDomainMax(targets) { - return __axis_x_max ? (isTimeSeries ? parseDate(__axis_x_max) : __axis_x_max) : d3.max(targets, function (t) { return d3.max(t.values, function (v) { return v.x; }); }); - } - function getXDomainPadding(targets) { - var edgeX = getEdgeX(targets), diff = edgeX[1] - edgeX[0], - maxDataCount, padding, paddingLeft, paddingRight; - if (isCategorized) { - padding = 0; - } else if (hasBarType(targets)) { - maxDataCount = getMaxDataCount(); - padding = maxDataCount > 1 ? (diff / (maxDataCount - 1)) / 2 : 0.5; - } else { - padding = diff * 0.01; - } - if (typeof __axis_x_padding === 'object' && notEmpty(__axis_x_padding)) { - paddingLeft = isValue(__axis_x_padding.left) ? __axis_x_padding.left : padding; - paddingRight = isValue(__axis_x_padding.right) ? __axis_x_padding.right : padding; - } else if (typeof __axis_x_padding === 'number') { - paddingLeft = paddingRight = __axis_x_padding; - } else { - paddingLeft = paddingRight = padding; - } - return {left: paddingLeft, right: paddingRight}; - } - function getXDomain(targets) { - var xDomain = [getXDomainMin(targets), getXDomainMax(targets)], - firstX = xDomain[0], lastX = xDomain[1], - padding = getXDomainPadding(targets), - min = 0, max = 0; - // show center of x domain if min and max are the same - if ((firstX - lastX) === 0 && !isCategorized) { - firstX = isTimeSeries ? new Date(firstX.getTime() * 0.5) : -0.5; - lastX = isTimeSeries ? new Date(lastX.getTime() * 1.5) : 0.5; - } - if (firstX || firstX === 0) { - min = isTimeSeries ? new Date(firstX.getTime() - padding.left) : firstX - padding.left; - } - if (lastX || lastX === 0) { - max = isTimeSeries ? new Date(lastX.getTime() + padding.right) : lastX + padding.right; - } - return [min, max]; - } - function updateXDomain(targets, withUpdateXDomain, withUpdateOrgXDomain, domain) { - if (withUpdateOrgXDomain) { - x.domain(domain ? domain : d3.extent(getXDomain(targets))); - orgXDomain = x.domain(); - if (__zoom_enabled) { zoom.scale(x).updateScaleExtent(); } - subX.domain(x.domain()); - brush.scale(subX); - } - if (withUpdateXDomain) { - x.domain(domain ? domain : brush.empty() ? orgXDomain : brush.extent()); - if (__zoom_enabled) { zoom.scale(x).updateScaleExtent(); } + // extent rect + if (!$$.brush.empty()) { + $$.brush.extent($$.x.orgDomain()).update(); + } + // setup drawer - MEMO: this must be called after axis updated + drawAreaOnSub = $$.generateDrawArea(areaIndices, true); + drawBarOnSub = $$.generateDrawBar(barIndices, true); + drawLineOnSub = $$.generateDrawLine(lineIndices, true); + // bars + contextBar = context.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) + .data($$.barData); + contextBar.enter().append('path') + .attr("class", $$.classBar) + .style("stroke", 'none') + .style("fill", $$.color); + contextBar + .style("opacity", $$.initialOpacity) + .transition().duration(duration) + .attr('d', drawBarOnSub) + .style('opacity', 1); + contextBar.exit().transition().duration(duration) + .style('opacity', 0) + .remove(); + // lines + contextLine = context.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) + .data($$.lineData); + contextLine.enter().append('path') + .attr('class', function (d) { return $$.classLine(d); }) + .style('stroke', $$.color); + contextLine + .style("opacity", $$.initialOpacity) + .transition().duration(duration) + .attr("d", drawLineOnSub) + .style('opacity', 1); + contextLine.exit().transition().duration(duration) + .style('opacity', 0) + .remove(); + // area + contextArea = context.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) + .data($$.lineData); + contextArea.enter().append('path') + .attr("class", function (d) { return $$.classArea(d); }) + .style("fill", $$.color) + .style("opacity", function () { $$.orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); + contextArea + .style("opacity", 0) + .transition().duration(duration) + .attr("d", drawAreaOnSub) + .style("fill", $$.color) + .style("opacity", $$.orgAreaOpacity); + contextArea.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); } - return x.domain(); - } - function diffDomain(d) { - return d[1] - d[0]; } - //-- Cache --// + // circles for select + main.selectAll('.' + CLASS.selectedCircles) + .filter(function (d) { return $$.isBarType(d); }) + .selectAll('circle') + .remove(); - function hasCaches(ids) { - for (var i = 0; i < ids.length; i++) { - if (! (ids[i] in cache)) { return false; } - } - return true; - } - function addCache(id, target) { - cache[id] = cloneTarget(target); - } - function getCaches(ids) { - var targets = []; - for (var i = 0; i < ids.length; i++) { - if (ids[i] in cache) { targets.push(cloneTarget(cache[ids[i]])); } - } - return targets; - } + if ($$.__interaction_enabled) { + // rect for mouseover + eventRect = main.select('.' + CLASS.eventRects) + .style('cursor', $$.__zoom_enabled ? $$.__axis_rotated ? 'ns-resize' : 'ew-resize' : null); + if ($$.notEmpty($$.__data_xs) && !$$.isSingleX($$.__data_xs)) { - //-- Regions --// + if (!eventRect.classed(CLASS.eventRectsMultiple)) { + eventRect.classed(CLASS.eventRectsMultiple, true).classed(CLASS.eventRectsSingle, false) + .selectAll('.' + CLASS.eventRect).remove(); + } - function regionX(d) { - var xPos, yScale = d.axis === 'y' ? y : y2; - if (d.axis === 'y' || d.axis === 'y2') { - xPos = __axis_rotated ? ('start' in d ? yScale(d.start) : 0) : 0; - } else { - xPos = __axis_rotated ? 0 : ('start' in d ? x(isTimeSeries ? parseDate(d.start) : d.start) : 0); - } - return xPos; - } - function regionY(d) { - var yPos, yScale = d.axis === 'y' ? y : y2; - if (d.axis === 'y' || d.axis === 'y2') { - yPos = __axis_rotated ? 0 : ('end' in d ? yScale(d.end) : 0); - } else { - yPos = __axis_rotated ? ('start' in d ? x(isTimeSeries ? parseDate(d.start) : d.start) : 0) : 0; - } - return yPos; - } - function regionWidth(d) { - var start = regionX(d), end, yScale = d.axis === 'y' ? y : y2; - if (d.axis === 'y' || d.axis === 'y2') { - end = __axis_rotated ? ('end' in d ? yScale(d.end) : width) : width; - } else { - end = __axis_rotated ? width : ('end' in d ? x(isTimeSeries ? parseDate(d.end) : d.end) : width); - } - return end < start ? 0 : end - start; - } - function regionHeight(d) { - var start = regionY(d), end, yScale = d.axis === 'y' ? y : y2; - if (d.axis === 'y' || d.axis === 'y2') { - end = __axis_rotated ? height : ('start' in d ? yScale(d.start) : height); + eventRectUpdate = main.select('.' + CLASS.eventRects).selectAll('.' + CLASS.eventRect) + .data([0]); + // enter : only one rect will be added + $$.generateEventRectsForMultipleXs(eventRectUpdate.enter()); + // update + eventRectUpdate + .attr('x', 0) + .attr('y', 0) + .attr('width', $$.width) + .attr('height', $$.height); + // exit : not needed because always only one rect exists } else { - end = __axis_rotated ? ('end' in d ? x(isTimeSeries ? parseDate(d.end) : d.end) : height) : height; - } - return end < start ? 0 : end - start; - } - function isRegionOnX(d) { - return !d.axis || d.axis === 'x'; - } - - //-- Data --// - function isX(key) { - return (__data_x && key === __data_x) || (notEmpty(__data_xs) && hasValue(__data_xs, key)); - } - function isNotX(key) { - return !isX(key); - } - function getXKey(id) { - return __data_x ? __data_x : notEmpty(__data_xs) ? __data_xs[id] : null; - } - function getXValuesOfXKey(key, targets) { - var xValues, ids = targets && notEmpty(targets) ? mapToIds(targets) : []; - ids.forEach(function (id) { - if (getXKey(id) === key) { - xValues = c3.data.xs[id]; + if (!eventRect.classed(CLASS.eventRectsSingle)) { + eventRect.classed(CLASS.eventRectsMultiple, false).classed(CLASS.eventRectsSingle, true) + .selectAll('.' + CLASS.eventRect).remove(); } - }); - return xValues; - } - function getXValue(id, i) { - return id in c3.data.xs && c3.data.xs[id] && isValue(c3.data.xs[id][i]) ? c3.data.xs[id][i] : i; - } - function getOtherTargetXs() { - var idsForX = Object.keys(c3.data.xs); - return idsForX.length ? c3.data.xs[idsForX[0]] : null; - } - function getOtherTargetX(index) { - var xs = getOtherTargetXs(); - return xs && index < xs.length ? xs[index] : null; - } - function addXs(xs) { - Object.keys(xs).forEach(function (id) { - __data_xs[id] = xs[id]; - }); - } - function isSingleX(xs) { - return d3.set(Object.keys(xs).map(function (id) { return xs[id]; })).size() === 1; - } - - function addName(data) { - var name; - if (data) { - name = __data_names[data.id]; - data.name = name ? name : data.id; - } - return data; - } - function getValueOnIndex(values, index) { - var valueOnIndex = values.filter(function (v) { return v.index === index; }); - return valueOnIndex.length ? valueOnIndex[0] : null; - } - - function updateTargetX(targets, x) { - targets.forEach(function (t) { - t.values.forEach(function (v, i) { - v.x = generateTargetX(x[i], t.id, i); - }); - c3.data.xs[t.id] = x; - }); - } - function updateTargetXs(targets, xs) { - targets.forEach(function (t) { - if (xs[t.id]) { - updateTargetX([t], xs[t.id]); - } - }); - } - function generateTargetX(rawX, id, index) { - var x; - if (isTimeSeries) { - x = rawX ? parseDate(rawX) : parseDate(getXValue(id, index)); - } - else if (isCustomX() && !isCategorized) { - x = isValue(rawX) ? +rawX : getXValue(id, index); - } - else { - x = index; - } - return x; - } - function convertUrlToData(url, mimeType, keys, done) { - var type = mimeType ? mimeType : 'csv'; - d3.xhr(url, function (error, data) { - var d; - if (type === 'json') { - d = convertJsonToData(JSON.parse(data.response), keys); + if (($$.isCustomX() || $$.isTimeSeries) && !$$.isCategorized) { + rectW = function (d) { + var prevX = $$.getPrevX(d.index), nextX = $$.getNextX(d.index), dx = $$.data.xs[d.id][d.index], + w = ($$.x(nextX ? nextX : dx) - $$.x(prevX ? prevX : dx)) / 2; + return w < 0 ? 0 : w; + }; + rectX = function (d) { + var prevX = $$.getPrevX(d.index), dx = $$.data.xs[d.id][d.index]; + return ($$.x(dx) + $$.x(prevX ? prevX : dx)) / 2; + }; } else { - d = convertCsvToData(data.response); + rectW = $$.getEventRectWidth(); + rectX = function (d) { + return $$.x(d.x) - (rectW / 2); + }; } - done(d); - }); - } - function convertCsvToData(csv) { - var rows = d3.csv.parseRows(csv), d; - if (rows.length === 1) { - d = [{}]; - rows[0].forEach(function (id) { - d[0][id] = null; + // Set data + maxDataCountTarget = $$.getMaxDataCountTarget($$.data.targets); + main.select('.' + CLASS.eventRects) + .datum(maxDataCountTarget ? maxDataCountTarget.values : []); + // Update rects + eventRectUpdate = main.select('.' + CLASS.eventRects).selectAll('.' + CLASS.eventRect) + .data(function (d) { return d; }); + // enter + $$.generateEventRectsForSingleX(eventRectUpdate.enter()); + // update + eventRectUpdate + .attr('class', function (d) { return $$.classEvent(d); }) + .attr("x", $$.__axis_rotated ? 0 : rectX) + .attr("y", $$.__axis_rotated ? rectX : 0) + .attr("width", $$.__axis_rotated ? $$.width : rectW) + .attr("height", $$.__axis_rotated ? rectW : $$.height); + // exit + eventRectUpdate.exit().remove(); + } + } + + // transition should be derived from one transition + d3.transition().duration(duration).each(function () { + var transitions = [], + cx = $$.__axis_rotated ? $$.circleY : $$.circleX, + cy = $$.__axis_rotated ? $$.circleX : $$.circleY; + + transitions.push(mainBar.transition() + .attr('d', drawBar) + .style("fill", $$.color) + .style("opacity", 1)); + transitions.push(mainLine.transition() + .attr("d", drawLine) + .style("stroke", $$.color) + .style("opacity", 1)); + transitions.push(mainArea.transition() + .attr("d", drawArea) + .style("fill", $$.color) + .style("opacity", $$.orgAreaOpacity)); + transitions.push(mainCircle.transition() + .style('opacity', function (d) { return $$.opacityForCircle(d); }) + .style("fill", $$.color) + .attr("cx", function (d, i) { return cx.call($$, d, i); }) + .attr("cy", function (d, i) { return cy.call($$, d, i); })); + transitions.push(main.selectAll('.' + CLASS.selectedCircle).transition() + .attr("cx", function (d, i) { return cx.call($$, d, i); }) + .attr("cy", function (d, i) { return cy.call($$, d, i); })); + transitions.push(mainText.transition() + .attr('x', xForText) + .attr('y', yForText) + .style("fill", $$.color) + .style("fill-opacity", options.flow ? 0 : $$.opacityForText)); + transitions.push(mainRegion.selectAll('rect').transition() + .attr("x", $$.regionX) + .attr("y", $$.regionY) + .attr("width", $$.regionWidth) + .attr("height", $$.regionHeight) + .style("fill-opacity", function (d) { return $$.isValue(d.opacity) ? d.opacity : 0.1; })); + transitions.push(xgridLines.select('line').transition() + .attr("x1", $$.__axis_rotated ? 0 : $$.xv) + .attr("x2", $$.__axis_rotated ? $$.width : $$.xv) + .attr("y1", $$.__axis_rotated ? $$.xv : $$.margin.top) + .attr("y2", $$.__axis_rotated ? $$.xv : $$.height) + .style("opacity", 1)); + transitions.push(xgridLines.select('text').transition() + .attr("x", $$.__axis_rotated ? $$.width : 0) + .attr("y", $$.xv) + .text(function (d) { return d.text; }) + .style("opacity", 1)); + // Wait for end of transitions if called from flow API + if (options.flow) { + waitForDraw = $$.generateWait(); + transitions.forEach(function (t) { + waitForDraw.add(t); }); - } else { - d = d3.csv.parse(csv); } - return d; - } - function convertJsonToData(json, keys) { - var new_rows = [], targetKeys, data; - if (keys) { // when keys specified, json would be an array that includes objects - targetKeys = keys.value; - if (keys.x) { - targetKeys.push(keys.x); - __data_x = keys.x; + }) + .call(waitForDraw ? waitForDraw : function () {}, function () { // only for flow + var translateX, scaleX = 1, transform, + flowIndex = options.flow.index, + flowLength = options.flow.length, + flowStart = $$.getValueOnIndex($$.data.targets[0].values, flowIndex), + flowEnd = $$.getValueOnIndex($$.data.targets[0].values, flowIndex + flowLength), + orgDomain = $$.x.domain(), domain, + durationForFlow = options.flow.duration || duration, + done = options.flow.done || function () {}, + wait = $$.generateWait(); + + // remove head data after rendered + $$.data.targets.forEach(function (d) { + d.values.splice(0, flowLength); + }); + + // update x domain to generate axis elements for flow + domain = $$.updateXDomain(targetsToShow, true, true); + // update elements related to x scale + if (flushXGrid) { flushXGrid(true); } + + // generate transform to flow + if (!options.flow.orgDataCount) { // if empty + if ($$.data.targets[0].values.length !== 1) { + translateX = $$.x(orgDomain[0]) - $$.x(domain[0]); + } else { + if ($$.isTimeSeries) { + flowStart = $$.getValueOnIndex($$.data.targets[0].values, 0); + flowEnd = $$.getValueOnIndex($$.data.targets[0].values, $$.data.targets[0].values.length - 1); + translateX = $$.x(flowStart.x) - $$.x(flowEnd.x); + } else { + translateX = $$.diffDomain(domain) / 2; + } } - new_rows.push(targetKeys); - json.forEach(function (o) { - var new_row = []; - targetKeys.forEach(function (key) { - // convert undefined to null because undefined data will be removed in convertDataToTargets() - var v = typeof o[key] === 'undefined' ? null : o[key]; - new_row.push(v); - }); - new_rows.push(new_row); - }); - data = convertRowsToData(new_rows); + } else if (options.flow.orgDataCount === 1 || flowStart.x === flowEnd.x) { + translateX = $$.x(orgDomain[0]) - $$.x(domain[0]); } else { - Object.keys(json).forEach(function (key) { - new_rows.push([key].concat(json[key])); - }); - data = convertColumnsToData(new_rows); - } - return data; - } - function convertRowsToData(rows) { - var keys = rows[0], new_row = {}, new_rows = [], i, j; - for (i = 1; i < rows.length; i++) { - new_row = {}; - for (j = 0; j < rows[i].length; j++) { - new_row[keys[j]] = rows[i][j]; - } - new_rows.push(new_row); - } - return new_rows; - } - function convertColumnsToData(columns) { - var new_rows = [], i, j, key; - for (i = 0; i < columns.length; i++) { - key = columns[i][0]; - for (j = 1; j < columns[i].length; j++) { - if (isUndefined(new_rows[j - 1])) { - new_rows[j - 1] = {}; - } - new_rows[j - 1][key] = columns[i][j]; + if ($$.isTimeSeries) { + translateX = ($$.x(orgDomain[0]) - $$.x(domain[0])); + } else { + translateX = ($$.x(flowStart.x) - $$.x(flowEnd.x)); } } - return new_rows; - } - function convertDataToTargets(data, appendXs) { - var ids = d3.keys(data[0]).filter(isNotX), xs = d3.keys(data[0]).filter(isX), targets; - - // save x for update data by load when custom x and c3.x API - ids.forEach(function (id) { - var xKey = getXKey(id); - - if (isCustomX() || isTimeSeries) { - // if included in input data - if (xs.indexOf(xKey) >= 0) { - c3.data.xs[id] = (appendXs && c3.data.xs[id] ? c3.data.xs[id] : []).concat( - data.map(function (d) { return d[xKey]; }) - .filter(isValue) - .map(function (rawX, i) { return generateTargetX(rawX, id, i); }) - ); - } - // if not included in input data, find from preloaded data of other id's x - else if (__data_x) { - c3.data.xs[id] = getOtherTargetXs(); - } - // if not included in input data, find from preloaded data - else if (notEmpty(__data_xs)) { - c3.data.xs[id] = getXValuesOfXKey(xKey, c3.data.targets); + scaleX = ($$.diffDomain(orgDomain) / $$.diffDomain(domain)); + transform = 'translate(' + translateX + ',0) scale(' + scaleX + ',1)'; + + d3.transition().ease('linear').duration(durationForFlow).each(function () { + wait.add($$.axes.x.transition().call($$.xAxis)); + wait.add(mainBar.transition().attr('transform', transform)); + wait.add(mainLine.transition().attr('transform', transform)); + wait.add(mainArea.transition().attr('transform', transform)); + wait.add(mainCircle.transition().attr('transform', transform)); + wait.add(mainText.transition().attr('transform', transform)); + wait.add(mainRegion.filter($$.isRegionOnX).transition().attr('transform', transform)); + wait.add(xgrid.transition().attr('transform', transform)); + wait.add(xgridLines.transition().attr('transform', transform)); + }) + .call(wait, function () { + var i, shapes = [], texts = [], eventRects = []; + + // remove flowed elements + if (flowLength) { + for (i = 0; i < flowLength; i++) { + shapes.push('.' + CLASS.shape + '-' + (flowIndex + i)); + texts.push('.' + CLASS.text + '-' + (flowIndex + i)); + eventRects.push('.' + CLASS.eventRect + '-' + (flowIndex + i)); } - // MEMO: if no x included, use same x of current will be used - } else { - c3.data.xs[id] = data.map(function (d, i) { return i; }); + $$.svg.selectAll('.' + CLASS.shapes).selectAll(shapes).remove(); + $$.svg.selectAll('.' + CLASS.texts).selectAll(texts).remove(); + $$.svg.selectAll('.' + CLASS.eventRects).selectAll(eventRects).remove(); + $$.svg.select('.' + CLASS.xgrid).remove(); } - }); - // check x is defined - ids.forEach(function (id) { - if (!c3.data.xs[id]) { - throw new Error('x is not defined for id = "' + id + '".'); - } + // draw again for removing flowed elements and reverting attr + xgrid + .attr('transform', null) + .attr(xgridAttr); + xgridLines + .attr('transform', null); + xgridLines.select('line') + .attr("x1", $$.__axis_rotated ? 0 : $$.xv) + .attr("x2", $$.__axis_rotated ? $$.width : $$.xv); + xgridLines.select('text') + .attr("x", $$.__axis_rotated ? $$.width : 0) + .attr("y", $$.xv); + mainBar + .attr('transform', null) + .attr("d", drawBar); + mainLine + .attr('transform', null) + .attr("d", drawLine); + mainArea + .attr('transform', null) + .attr("d", drawArea); + mainCircle + .attr('transform', null) + .attr("cx", $$.__axis_rotated ? $$.circleY : $$.circleX) + .attr("cy", $$.__axis_rotated ? $$.circleX : $$.circleY); + mainText + .attr('transform', null) + .attr('x', xForText) + .attr('y', yForText) + .style('fill-opacity', $$.opacityForText); + mainRegion + .attr('transform', null); + mainRegion.select('rect').filter($$.isRegionOnX) + .attr("x", $$.regionX) + .attr("width", $$.regionWidth); + eventRectUpdate + .attr("x", $$.__axis_rotated ? 0 : rectX) + .attr("y", $$.__axis_rotated ? rectX : 0) + .attr("width", $$.__axis_rotated ? $$.width : rectW) + .attr("height", $$.__axis_rotated ? rectW : $$.height); + + // callback for end of flow + done(); }); + }); - // convert to target - targets = ids.map(function (id, index) { - var convertedId = __data_id_converter(id); - return { - id: convertedId, - id_org: id, - values: data.map(function (d, i) { - var xKey = getXKey(id), rawX = d[xKey], x = generateTargetX(rawX, id, i); - // use x as categories if custom x and categorized - if (isCustomX() && isCategorized && index === 0 && rawX) { - if (i === 0) { __axis_x_categories = []; } - __axis_x_categories.push(rawX); - } - // mark as x = undefined if value is undefined and filter to remove after mapped - if (typeof d[id] === 'undefined' || c3.data.xs[id].length <= i) { - x = undefined; - } - return {x: x, value: d[id] !== null && !isNaN(d[id]) ? +d[id] : null, id: convertedId}; - }).filter(function (v) { return typeof v.x !== 'undefined'; }) - }; - }); + // update fadein condition + $$.mapToIds($$.data.targets).forEach(function (id) { + $$.withoutFadeIn[id] = true; + }); - // finish targets - targets.forEach(function (t) { - var i; - // sort values by its x - t.values = t.values.sort(function (v1, v2) { - var x1 = v1.x || v1.x === 0 ? v1.x : Infinity, - x2 = v2.x || v2.x === 0 ? v2.x : Infinity; - return x1 - x2; - }); - // indexing each value - i = 0; - t.values.forEach(function (v) { - v.index = i++; - }); - // this needs to be sorted because its index and value.index is identical - c3.data.xs[t.id].sort(function (v1, v2) { - return v1 - v2; - }); - }); + $$.updateZoom(); + }; + c3.fn.$$.redrawForBrush = function () { + var $$ = this, x = $$.x; + $$.redraw({ + withTransition: false, + withY: false, + withSubchart: false, + withUpdateXDomain: true + }); + $$.__subchart_onbrush.call(c3, x.orgDomain()); + }; + c3.fn.$$.redrawForZoom = function () { + var $$ = this, d3 = $$.d3, zoom = $$.zoom, x = $$.x, orgXDomain = $$.orgXDomain;; + if (!$$.__zoom_enabled) { + return; + } + if ($$.filterTargetsToShow($$.data.targets).length === 0) { + return; + } + if (d3.event.sourceEvent.type === 'mousemove' && zoom.altDomain) { + x.domain(zoom.altDomain); + zoom.scale(x).updateScaleExtent(); + return; + } + if ($$.isCategorized && x.orgDomain()[0] === orgXDomain[0]) { + x.domain([orgXDomain[0] - 1e-10, x.orgDomain()[1]]); + } + $$.redraw({ + withTransition: false, + withY: false, + withSubchart: false + }); + if (d3.event.sourceEvent.type === 'mousemove') { + $$.cancelClick = true; + } + $$.__zoom_onzoom.call(c3, x.orgDomain()); + }; + c3.fn.$$.updateAndRedraw = function (options) { + var $$ = this, transitions; + options = options || {}; + // same with redraw + options.withTransition = $$.getOption(options, "withTransition", true); + options.withTransform = $$.getOption(options, "withTransform", false); + options.withLegend = $$.getOption(options, "withLegend", false); + // NOT same with redraw + options.withUpdateXDomain = true; + options.withUpdateOrgXDomain = true; + options.withTransitionForExit = false; + options.withTransitionForTransform = $$.getOption(options, "withTransitionForTransform", options.withTransition); + // MEMO: this needs to be called before updateLegend and it means this ALWAYS needs to be called) + this.updateSizes(); + // MEMO: called in updateLegend in redraw if withLegend + if (!(options.withLegend && $$.__legend_show)) { + transitions = $$.generateAxisTransitions(options.withTransitionForAxis ? $$.__transition_duration : 0); + // Update scales + $$.updateScales(); + $$.updateSvgSize(); + // Update g positions + $$.transformAll(options.withTransitionForTransform, transitions); + } + // Draw with new sizes & scales + $$.redraw(options, transitions); + }; - // set target types - if (__data_type) { - setTargetType(mapToIds(targets).filter(function (id) { return ! (id in __data_types); }), __data_type); - } + c3.fn.$$.generateEventRectsForSingleX = function (eventRectEnter) { + var $$ = this, d3 = $$.d3, CLASS = $$.CLASS; + eventRectEnter.append("rect") + .attr("class", function (d) { return $$.classEvent(d); }) + .style("cursor", $$.__data_selection_enabled && $$.__data_selection_grouped ? "pointer" : null) + .on('mouseover', function (d) { + var index = d.index, selectedData, newData; - // cache as original id keyed - targets.forEach(function (d) { - addCache(d.id_org, d); - }); + if ($$.dragging) { return; } // do nothing if dragging + if ($$.hasArcType($$.data.targets)) { return; } - return targets; - } - function cloneTarget(target) { - return { - id : target.id, - id_org : target.id_org, - values : target.values.map(function (d) { - return {x: d.x, value: d.value, id: d.id}; - }) - }; - } - function getPrevX(i) { - var value = getValueOnIndex(c3.data.targets[0].values, i - 1); - return value ? value.x : null; - } - function getNextX(i) { - var value = getValueOnIndex(c3.data.targets[0].values, i + 1); - return value ? value.x : null; - } - function getMaxDataCount() { - return d3.max(c3.data.targets, function (t) { return t.values.length; }); - } - function getMaxDataCountTarget(targets) { - var length = targets.length, max = 0, maxTarget; - if (length > 1) { - targets.forEach(function (t) { - if (t.values.length > max) { - maxTarget = t; - max = t.values.length; - } + selectedData = $$.data.targets.map(function (t) { + return $$.addName($$.getValueOnIndex(t.values, index)); }); - } else { - maxTarget = length ? targets[0] : null; - } - return maxTarget; - } - function getEdgeX(targets) { - var target = getMaxDataCountTarget(targets), firstData, lastData; - if (!target) { - return [0, 0]; - } - firstData = target.values[0], lastData = target.values[target.values.length - 1]; - return [firstData.x, lastData.x]; - } - function mapToIds(targets) { - return targets.map(function (d) { return d.id; }); - } - function mapToTargetIds(ids) { - return ids ? (typeof ids === 'string' ? [ids] : ids) : mapToIds(c3.data.targets); - } - function hasTarget(targets, id) { - var ids = mapToIds(targets), i; - for (i = 0; i < ids.length; i++) { - if (ids[i] === id) { - return true; - } - } - return false; - } - function isTargetToShow(targetId) { - return hiddenTargetIds.indexOf(targetId) < 0; - } - function isLegendToShow(targetId) { - return hiddenLegendIds.indexOf(targetId) < 0; - } - function filterTargetsToShow(targets) { - return targets.filter(function (t) { return isTargetToShow(t.id); }); - } - function mapTargetsToUniqueXs(targets) { - var xs = d3.set(d3.merge(targets.map(function (t) { return t.values.map(function (v) { return v.x; }); }))).values(); - return isTimeSeries ? xs.map(function (x) { return new Date(x); }) : xs.map(function (x) { return +x; }); - } - function generateTickValues(xs, tickCount) { - var tickValues = xs, targetCount, start, end, count, interval, i, tickValue; - if (tickCount) { - targetCount = typeof tickCount === 'function' ? tickCount() : tickCount; - // compute ticks according to __axis_x_tick_count - if (targetCount === 1) { - tickValues = [xs[0]]; - } else if (targetCount === 2) { - tickValues = [xs[0], xs[xs.length - 1]]; - } else if (targetCount > 2) { - count = targetCount - 2; - start = xs[0]; - end = xs[xs.length - 1]; - interval = (end - start) / (count + 1); - // re-construct uniqueXs - tickValues = [start]; - for (i = 0; i < count; i++) { - tickValue = +start + interval * (i + 1); - tickValues.push(isTimeSeries ? new Date(tickValue) : tickValue); + + // Sort selectedData as names order + newData = []; + Object.keys($$.__data_names).forEach(function (id) { + for (var j = 0; j < selectedData.length; j++) { + if (selectedData[j] && selectedData[j].id === id) { + newData.push(selectedData[j]); + selectedData.shift(j); + break; + } } - tickValues.push(end); - } - } - if (!isTimeSeries) { tickValues = tickValues.sort(function (a, b) { return a - b; }); } - return tickValues; - } - function addHiddenTargetIds(targetIds) { - hiddenTargetIds = hiddenTargetIds.concat(targetIds); - } - function removeHiddenTargetIds(targetIds) { - hiddenTargetIds = hiddenTargetIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); - } - function addHiddenLegendIds(targetIds) { - hiddenLegendIds = hiddenLegendIds.concat(targetIds); - } - function removeHiddenLegendIds(targetIds) { - hiddenLegendIds = hiddenLegendIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); - } - function getValuesAsIdKeyed(targets) { - var ys = {}; - targets.forEach(function (t) { - ys[t.id] = []; - t.values.forEach(function (v) { - ys[t.id].push(v.value); }); - }); - return ys; - } - function checkValueInTargets(targets, checker) { - var ids = Object.keys(targets), i, j, values; - for (i = 0; i < ids.length; i++) { - values = targets[ids[i]].values; - for (j = 0; j < values.length; j++) { - if (checker(values[j].value)) { - return true; - } + selectedData = newData.concat(selectedData); // Add remained + + // Expand shapes for selection + if ($$.__point_focus_expand_enabled) { $$.expandCircles(index); } + $$.expandBars(index); + + // Call event handler + $$.main.selectAll('.' + $$.CLASS.shape + '-' + index).each(function (d) { + $$.__data_onmouseover.call(c3, d); + }); + }) + .on('mouseout', function (d) { + var index = d.index; + if ($$.hasArcType($$.data.targets)) { return; } + $$.hideXGridFocus(); + $$.hideTooltip(); + // Undo expanded shapes + $$.unexpandCircles(index); + $$.unexpandBars(); + // Call event handler + $$.main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { + $$.__data_onmouseout.call(c3, d); + }); + }) + .on('mousemove', function (d) { + var selectedData, index = d.index, + eventRect = $$.svg.select('.' + CLASS.eventRect + '-' + index); + + if ($$.dragging) { return; } // do nothing when dragging + if ($$.hasArcType($$.data.targets)) { return; } + + // Show tooltip + selectedData = $$.filterTargetsToShow($$.data.targets).map(function (t) { + return $$.addName($$.getValueOnIndex(t.values, index)); + }); + + if ($$.__tooltip_grouped) { + $$.showTooltip(selectedData, d3.mouse(this)); + $$.showXGridFocus(selectedData); } - } - return false; - } - function hasNegativeValueInTargets(targets) { - return checkValueInTargets(targets, function (v) { return v < 0; }); - } - function hasPositiveValueInTargets(targets) { - return checkValueInTargets(targets, function (v) { return v > 0; }); - } - function categoryName(i) { - return i < __axis_x_categories.length ? __axis_x_categories[i] : i; - } - function generateClass(prefix, targetId) { - return " " + prefix + " " + prefix + getTargetSelectorSuffix(targetId); - } - function classText(d) { return generateClass(CLASS.text, d.index); } - function classTexts(d) { return generateClass(CLASS.texts, d.id); } - function classShape(d) { return generateClass(CLASS.shape, d.index); } - function classShapes(d) { return generateClass(CLASS.shapes, d.id); } - function classLine(d) { return classShape(d) + generateClass(CLASS.line, d.id); } - function classLines(d) { return classShapes(d) + generateClass(CLASS.lines, d.id); } - function classCircle(d) { return classShape(d) + generateClass(CLASS.circle, d.index); } - function classCircles(d) { return classShapes(d) + generateClass(CLASS.circles, d.id); } - function classBar(d) { return classShape(d) + generateClass(CLASS.bar, d.index); } - function classBars(d) { return classShapes(d) + generateClass(CLASS.bars, d.id); } - function classArc(d) { return classShape(d.data) + generateClass(CLASS.arc, d.data.id); } - function classArcs(d) { return classShapes(d.data) + generateClass(CLASS.arcs, d.data.id); } - function classArea(d) { return classShape(d) + generateClass(CLASS.area, d.id); } - function classAreas(d) { return classShapes(d) + generateClass(CLASS.areas, d.id); } - function classRegion(d, i) { return generateClass(CLASS.region, i) + ' ' + ('class' in d ? d.class : ''); } - function classEvent(d) { return generateClass(CLASS.eventRect, d.index); } - function classTarget(id) { - var additionalClassSuffix = __data_classes[id], additionalClass = ''; - if (additionalClassSuffix) { - additionalClass = ' ' + CLASS.target + '-' + additionalClassSuffix; - } - return generateClass(CLASS.target, id) + additionalClass; - } - function classChartText(d) { return CLASS.chartText + classTarget(d.id); } - function classChartLine(d) { return CLASS.chartLine + classTarget(d.id); } - function classChartBar(d) { return CLASS.chartBar + classTarget(d.id); } - function classChartArc(d) { return CLASS.chartArc + classTarget(d.data.id); } - function getTargetSelectorSuffix(targetId) { - return targetId || targetId === 0 ? '-' + (targetId.replace ? targetId.replace(/([^a-zA-Z0-9-_])/g, '-') : targetId) : ''; - } - function selectorTarget(id) { return '.' + CLASS.target + getTargetSelectorSuffix(id); } - function selectorTargets(ids) { return ids.length ? ids.map(function (id) { return selectorTarget(id); }) : null; } - function selectorLegend(id) { return '.' + CLASS.legendItem + getTargetSelectorSuffix(id); } - function selectorLegends(ids) { return ids.length ? ids.map(function (id) { return selectorLegend(id); }) : null; } + if ($$.__tooltip_grouped && (!$$.__data_selection_enabled || $$.__data_selection_grouped)) { + return; + } - function initialOpacity(d) { - return d.value !== null && withoutFadeIn[d.id] ? 1 : 0; - } - function opacityForCircle(d) { - return isValue(d.value) ? isScatterType(d) ? 0.5 : 1 : 0; - } - function opacityForText() { - return hasDataLabel() ? 1 : 0; - } - function hasDataLabel() { - if (typeof __data_labels === 'boolean' && __data_labels) { - return true; - } else if (typeof __data_labels === 'object' && notEmpty(__data_labels)) { - return true; - } - return false; - } - function getDataLabelLength(min, max, axisId, key) { - var lengths = [0, 0], paddingCoef = 1.3; - selectChart.select('svg').selectAll('.dummy') - .data([min, max]) - .enter().append('text') - .text(function (d) { return formatByAxisId(axisId)(d); }) - .each(function (d, i) { - lengths[i] = this.getBoundingClientRect()[key] * paddingCoef; - }) - .remove(); - return lengths; - } - function getYFormat(forArc) { - var formatForY = forArc && !hasGaugeType(c3.data.targets) ? defaultArcValueFormat : yFormat, - formatForY2 = forArc && !hasGaugeType(c3.data.targets) ? defaultArcValueFormat : y2Format; - return function (v, ratio, id) { - var format = getAxisId(id) === 'y2' ? formatForY2 : formatForY; - return format(v, ratio); - }; - } - function yFormat(v) { - var format = __axis_y_tick_format ? __axis_y_tick_format : defaultValueFormat; - return format(v); - } - function y2Format(v) { - var format = __axis_y2_tick_format ? __axis_y2_tick_format : defaultValueFormat; - return format(v); - } - function defaultValueFormat(v) { - return isValue(v) ? +v : ""; - } - function defaultArcValueFormat(v, ratio) { - return (ratio * 100).toFixed(1) + '%'; - } - function formatByAxisId(axisId) { - var format = function (v) { return isValue(v) ? +v : ""; }; - // find format according to axis id - if (typeof __data_labels.format === 'function') { - format = __data_labels.format; - } else if (typeof __data_labels.format === 'object') { - if (typeof __data_labels.format[axisId] === 'function') { - format = __data_labels.format[axisId]; + $$.main.selectAll('.' + CLASS.shape + '-' + index) + .each(function () { + d3.select(this).classed(CLASS.EXPANDED, true); + if ($$.__data_selection_enabled) { + eventRect.style('cursor', $$.__data_selection_grouped ? 'pointer' : null); + } + if (!$$.__tooltip_grouped) { + $$.hideXGridFocus(); + $$.hideTooltip(); + if (!$$.__data_selection_grouped) { + $$.unexpandCircles(index); + $$.unexpandBars(); + } + } + }) + .filter(function (d) { + if (this.nodeName === 'circle') { + return $$.isWithinCircle(this, $$.pointSelectR(d)); + } + else if (this.nodeName === 'path') { + return $$.isWithinBar(this); + } + }) + .each(function (d) { + if ($$.__data_selection_enabled && ($$.__data_selection_grouped || $$.__data_selection_isselectable(d))) { + eventRect.style('cursor', 'pointer'); + } + if (!$$.__tooltip_grouped) { + $$.showTooltip([d], d3.mouse(this)); + $$.showXGridFocus([d]); + if ($$.__point_focus_expand_enabled) { $$.expandCircles(index, d.id); } + $$.expandBars(index, d.id); + } + }); + }) + .on('click', function (d) { + var index = d.index; + if ($$.hasArcType($$.data.targets)) { return; } + if ($$.cancelClick) { + $$.cancelClick = false; + return; } - } - return format; - } + $$.main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { $$.toggleShape(this, d, index); }); + }) + .call( + d3.behavior.drag().origin(Object) + .on('drag', function () { $$.drag(d3.mouse(this)); }) + .on('dragstart', function () { $$.dragstart(d3.mouse(this)); }) + .on('dragend', function () { $$.dragend(); }) + ) + .on("dblclick.zoom", null); + }; - function xx(d) { - return d ? x(d.x) : null; - } - function xv(d) { - return Math.ceil(x(isTimeSeries ? parseDate(d.value) : d.value)); - } - function yv(d) { - var yScale = d.axis && d.axis === 'y2' ? y2 : y; - return Math.ceil(yScale(d.value)); - } - function subxx(d) { - return d ? subX(d.x) : null; - } + c3.fn.$$.generateEventRectsForMultipleXs = function (eventRectEnter) { + var $$ = this, CLASS = $$.CLASS, d3 = $$.d3; + eventRectEnter.append('rect') + .attr('x', 0) + .attr('y', 0) + .attr('width', $$.width) + .attr('height', $$.height) + .attr('class', CLASS.eventRect) + .on('mouseout', function () { + if ($$.hasArcType($$.data.targets)) { return; } + $$.hideXGridFocus(); + $$.hideTooltip(); + $$.unexpandCircles(); + }) + .on('mousemove', function () { + var targetsToShow = $$.filterTargetsToShow($$.data.targets); + var mouse, closest, sameXData, selectedData; - function findSameXOfValues(values, index) { - var i, targetX = values[index].x, sames = []; - for (i = index - 1; i >= 0; i--) { - if (targetX !== values[i].x) { break; } - sames.push(values[i]); - } - for (i = index; i < values.length; i++) { - if (targetX !== values[i].x) { break; } - sames.push(values[i]); - } - return sames; - } + if ($$.dragging) { return; } // do nothing when dragging + if ($$.hasArcType(targetsToShow)) { return; } - function findClosestOfValues(values, pos, _min, _max) { // MEMO: values must be sorted by x - var min = _min ? _min : 0, - max = _max ? _max : values.length - 1, - med = Math.floor((max - min) / 2) + min, - value = values[med], - diff = x(value.x) - pos[__axis_rotated ? 1 : 0], - candidates; + mouse = d3.mouse(this); + closest = $$.findClosestFromTargets(targetsToShow, mouse); - // Update range for search - diff > 0 ? max = med : min = med; + if (! closest) { return; } - // if candidates are two closest min and max, stop recursive call - if ((max - min) === 1 || (min === 0 && max === 0)) { + if ($$.isScatterType(closest)) { + sameXData = [closest]; + } else { + sameXData = $$.filterSameX(targetsToShow, closest.x); + } + + // show tooltip when cursor is close to some point + selectedData = sameXData.map(function (d) { + return $$.addName(d); + }); + $$.showTooltip(selectedData, mouse); - // Get candidates that has same min and max index - candidates = []; - if (values[min].x || values[min].x === 0) { - candidates = candidates.concat(findSameXOfValues(values, min)); + // expand points + if ($$.__point_focus_expand_enabled) { + $$.unexpandCircles(); + $$.expandCircles(closest.index, closest.id); } - if (values[max].x || values[max].x === 0) { - candidates = candidates.concat(findSameXOfValues(values, max)); + + // Show xgrid focus line + $$.showXGridFocus(selectedData); + + // Show cursor as pointer if point is close to mouse position + if ($$.dist(closest, mouse) < 100) { + $$.svg.select('.' + CLASS.eventRect).style('cursor', 'pointer'); + if (!$$.mouseover) { + $$.__data_onmouseover.call(c3, closest); + $$.mouseover = true; + } + } else { + $$.svg.select('.' + CLASS.eventRect).style('cursor', null); + $$.__data_onmouseout.call(c3, closest); + $$.mouseover = false; } + }) + .on('click', function () { + var targetsToShow = $$.filterTargetsToShow($$.data.targets); + var mouse, closest; - // Determine the closest and return - return findClosest(candidates, pos); - } + if ($$.hasArcType(targetsToShow)) { return; } - return findClosestOfValues(values, pos, min, max); - } - function findClosestFromTargets(targets, pos) { - var candidates; + mouse = d3.mouse(this); + closest = $$.findClosestFromTargets(targetsToShow, mouse); - // map to array of closest points of each target - candidates = targets.map(function (target) { - return findClosestOfValues(target.values, pos); - }); + if (! closest) { return; } - // decide closest point and return - return findClosest(candidates, pos); - } - function findClosest(values, pos) { - var minDist, closest; - values.forEach(function (v) { - var d = dist(v, pos); - if (d < minDist || ! minDist) { - minDist = d; - closest = v; + // select if selection enabled + if ($$.dist(closest, mouse) < 100) { + $$.main.select('.' + CLASS.circles + '-' + $$.getTargetSelectorSuffix(closest.id)).select('.' + CLASS.circle + '-' + closest.index).each(function () { + $$.toggleShape(this, closest, closest.index); + }); } - }); - return closest; - } - function filterSameX(targets, x) { - return d3.merge(targets.map(function (t) { return t.values; })).filter(function (v) { return v.x - x === 0; }); - } + }) + .call( + d3.behavior.drag().origin(Object) + .on('drag', function () { $$.drag(d3.mouse(this)); }) + .on('dragstart', function () { $$.dragstart(d3.mouse(this)); }) + .on('dragend', function () { $$.dragend(); }) + ) + .on("dblclick.zoom", null); + }; - function getPathBox(path) { - var box = path.getBoundingClientRect(), - items = [path.pathSegList.getItem(0), path.pathSegList.getItem(1)], - minX = items[0].x, minY = Math.min(items[0].y, items[1].y); - return {x: minX, y: minY, width: box.width, height: box.height}; - } - function isOrderDesc() { - return __data_order && __data_order.toLowerCase() === 'desc'; - } - function isOrderAsc() { - return __data_order && __data_order.toLowerCase() === 'asc'; - } - function orderTargets(targets) { - var orderAsc = isOrderAsc(), orderDesc = isOrderDesc(); - if (orderAsc || orderDesc) { - targets.sort(function (t1, t2) { - var reducer = function (p, c) { return p + Math.abs(c.value); }; - var t1Sum = t1.values.reduce(reducer, 0), - t2Sum = t2.values.reduce(reducer, 0); - return orderAsc ? t2Sum - t1Sum : t1Sum - t2Sum; - }); - } else if (typeof __data_order === 'function') { - targets.sort(__data_order); - } // TODO: accept name array for order - return targets; - } - //-- Tooltip --// - function showTooltip(selectedData, mouse) { - var tWidth, tHeight, svgLeft, tooltipLeft, tooltipRight, tooltipTop, chartRight; - var forArc = hasArcType(c3.data.targets), - dataToShow = selectedData.filter(function (d) { return d && isValue(d.value); }); - if (dataToShow.length === 0 || !__tooltip_show) { - return; - } - tooltip.html(__tooltip_contents(selectedData, getXAxisTickFormat(), getYFormat(forArc), color)).style("display", "block"); - - // Get tooltip dimensions - tWidth = tooltip.property('offsetWidth'); - tHeight = tooltip.property('offsetHeight'); - // Determin tooltip position - if (forArc) { - tooltipLeft = (width / 2) + mouse[0]; - tooltipTop = (height / 2) + mouse[1] + 20; - } else { - if (__axis_rotated) { - svgLeft = getSvgLeft(); - tooltipLeft = svgLeft + mouse[0] + 100; - tooltipRight = tooltipLeft + tWidth; - chartRight = getCurrentWidth() - getCurrentPaddingRight(); - tooltipTop = x(dataToShow[0].x) + 20; - } else { - svgLeft = getSvgLeft(); - tooltipLeft = svgLeft + getCurrentPaddingLeft() + x(dataToShow[0].x) + 20; - tooltipRight = tooltipLeft + tWidth; - chartRight = svgLeft + getCurrentWidth() - getCurrentPaddingRight(); - tooltipTop = mouse[1] + 15; - } - if (tooltipRight > chartRight) { - tooltipLeft -= tooltipRight - chartRight; - } - if (tooltipTop + tHeight > getCurrentHeight()) { - tooltipTop -= tHeight + 30; - } - } - // Set tooltip - tooltip - .style("top", tooltipTop + "px") - .style("left", tooltipLeft + 'px'); - } - function hideTooltip() { - tooltip.style("display", "none"); - } - - function showXGridFocus(selectedData) { - var dataToShow = selectedData.filter(function (d) { return d && isValue(d.value); }); - if (! __tooltip_show) { return; } - // Hide when scatter plot exists - if (hasScatterType(c3.data.targets) || hasArcType(c3.data.targets)) { return; } - var focusEl = main.selectAll('line.' + CLASS.xgridFocus); - focusEl - .style("visibility", "visible") - .data([dataToShow[0]]) - .attr(__axis_rotated ? 'y1' : 'x1', xx) - .attr(__axis_rotated ? 'y2' : 'x2', xx); - smoothLines(focusEl, 'grid'); - } - function hideXGridFocus() { - main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); - } - function generateGridData(type, scale) { - var gridData = [], xDomain, firstYear, lastYear, i, - tickNum = main.select("." + CLASS.axisX).selectAll('.tick').size(); - if (type === 'year') { - xDomain = getXDomain(); - firstYear = xDomain[0].getFullYear(); - lastYear = xDomain[1].getFullYear(); - for (i = firstYear; i <= lastYear; i++) { - gridData.push(new Date(i + '-01-01 00:00:00')); - } - } else { - gridData = scale.ticks(10); - if (gridData.length > tickNum) { // use only int - gridData = gridData.filter(function (d) { return ("" + d).indexOf('.') < 0; }); - } - } - return gridData; - } - //-- Shape --// - function getShapeIndices(typeFilter) { - var indices = {}, i = 0, j, k; - filterTargetsToShow(c3.data.targets.filter(typeFilter)).forEach(function (d) { - for (j = 0; j < __data_groups.length; j++) { - if (__data_groups[j].indexOf(d.id) < 0) { continue; } - for (k = 0; k < __data_groups[j].length; k++) { - if (__data_groups[j][k] in indices) { - indices[d.id] = indices[__data_groups[j][k]]; - break; - } - } - } - if (isUndefined(indices[d.id])) { indices[d.id] = i++; } - }); - indices.__max__ = i - 1; - return indices; - } - function getShapeX(offset, targetsNum, indices, isSub) { - var scale = isSub ? subX : x; - return function (d) { - var index = d.id in indices ? indices[d.id] : 0; - return d.x || d.x === 0 ? scale(d.x) - offset * (targetsNum / 2 - index) : 0; - }; - } - function getShapeY(isSub) { - return function (d) { - var scale = isSub ? getSubYScale(d.id) : getYScale(d.id); - return scale(d.value); - }; - } - function getShapeOffset(typeFilter, indices, isSub) { - var targets = orderTargets(filterTargetsToShow(c3.data.targets.filter(typeFilter))), - targetIds = targets.map(function (t) { return t.id; }); - return function (d, i) { - var scale = isSub ? getSubYScale(d.id) : getYScale(d.id), - y0 = scale(0), offset = y0; - targets.forEach(function (t) { - if (t.id === d.id || indices[t.id] !== indices[d.id]) { return; } - if (targetIds.indexOf(t.id) < targetIds.indexOf(d.id) && t.values[i].value * d.value >= 0) { - offset += scale(t.values[i].value) - y0; - } - }); - return offset; - }; - } - //-- Circle --// + c3.fn.$$.initialOpacity = function (d) { + var $$ = this; + return d.value !== null && $$.withoutFadeIn[d.id] ? 1 : 0; + }; + c3.fn.$$.opacityForCircle = function (d) { + return this.isValue(d.value) ? this.isScatterType(d) ? 0.5 : 1 : 0; + }; + c3.fn.$$.opacityForText = function () { + return this.hasDataLabel() ? 1 : 0; + }; + c3.fn.$$.xx = function (d) { + var $$ = this; + return d ? $$.x(d.x) : null; + }; + c3.fn.$$.xv = function (d) { + return Math.ceil($$.x($$.isTimeSeries ? this.parseDate(d.value) : d.value)); + }; + c3.fn.$$.yv = function (d) { + var $$ = this, + yScale = d.axis && d.axis === 'y2' ? $$.y2 : $$.y; + return Math.ceil(yScale(d.value)); + }; + c3.fn.$$.subxx = function (d) { + return d ? $$.subX(d.x) : null; + }; - function circleX(d) { - return d.x || d.x === 0 ? x(d.x) : null; - } - function circleY(d, i) { - var lineIndices = getShapeIndices(isLineType), getPoint = generateGetLinePoint(lineIndices); - return __data_groups.length > 0 ? getPoint(d, i)[0][1] : getYScale(d.id)(d.value); - } - //-- Bar --// - function getBarW(axis, barTargetsNum) { - return typeof __bar_width === 'number' ? __bar_width : barTargetsNum ? (axis.tickOffset() * 2 * __bar_width_ratio) / barTargetsNum : 0; - } + c3.fn.$$.transformMain = function (withTransition, transitions) { + var $$ = this, xAxis, yAxis, y2Axis; + if (transitions && transitions.axisX) { + xAxis = transitions.axisX; + } else { + xAxis = $$.main.select('.' + this.CLASS.axisX); + if (withTransition) { xAxis = xAxis.transition(); } + } + if (transitions && transitions.axisY) { + yAxis = transitions.axisY; + } else { + yAxis = $$.main.select('.' + this.CLASS.axisY); + if (withTransition) { yAxis = yAxis.transition(); } + } + if (transitions && transitions.axisY2) { + y2Axis = transitions.axisY2; + } else { + y2Axis = $$.main.select('.' + this.CLASS.axisY2); + if (withTransition) { y2Axis = y2Axis.transition(); } + } + (withTransition ? $$.main.transition() : $$.main).attr("transform", $$.translate.main); + xAxis.attr("transform", $$.translate.x); + yAxis.attr("transform", $$.translate.y); + y2Axis.attr("transform", $$.translate.y2); + $$.main.select('.' + this.CLASS.chartArcs).attr("transform", $$.translate.arc); + }; + c3.fn.$$.transformContext = function (withTransition, transitions) { + var $$ = this.$$, subXAxis; + if (transitions && transitions.axisSubX) { + subXAxis = transitions.axisSubX; + } else { + subXAxis = $$.context.select('.' + this.CLASS.axisX); + if (withTransition) { subXAxis = subXAxis.transition(); } + } + $$.context.attr("transform", $$.translate.context); + subXAxis.attr("transform", $$.translate.subx); + }; + c3.fn.$$.transformLegend = function (withTransition) { + var $$ = this; + (withTransition ? $$.legend.transition() : $$.legend).attr("transform", $$.translate.legend); + }; + c3.fn.$$.transformAll = function (withTransition, transitions) { + var $$ = this; + $$.transformMain(withTransition, transitions); + if ($$.__subchart_show) { $$.transformContext(withTransition, transitions); } + $$.transformLegend(withTransition); + }; - //-- Type --// - function setTargetType(targetIds, type) { - mapToTargetIds(targetIds).forEach(function (id) { - withoutFadeIn[id] = (type === __data_types[id]); - __data_types[id] = type; - }); - if (!targetIds) { - __data_type = type; - } + c3.fn.$$.updateSvgSize = function () { + var $$ = this; + $$.svg.attr('width', $$.currentWidth).attr('height', $$.currentHeight); + $$.svg.select('#' + $$.clipId).select('rect') + .attr('width', $$.width) + .attr('height', $$.height); + $$.svg.select('#' + $$.clipIdForXAxis).select('rect') + .attr('x', function () { return $$.getXAxisClipX(); }) + .attr('y', function () { return $$.getXAxisClipY(); }) + .attr('width', function () { return $$.getXAxisClipWidth(); }) + .attr('height', function () { return $$.getXAxisClipHeight(); }); + $$.svg.select('#' + $$.clipIdForYAxis).select('rect') + .attr('x', function () { return $$.getYAxisClipX(); }) + .attr('y', function () { return $$.getYAxisClipY(); }) + .attr('width', function () { return $$.getYAxisClipWidth(); }) + .attr('height', function () { return $$.getYAxisClipHeight(); }); + $$.svg.select('.' + $$.CLASS.zoomRect) + .attr('width', $$.width) + .attr('height', $$.height); + // MEMO: parent div's height will be bigger than svg when + $$.selectChart.style('max-height', $$.currentHeight + "px"); + }; + + + c3.fn.$$.updateDimension = function () { + var $$ = this; + if ($$.__axis_rotated) { + $$.axes.x.call($$.xAxis); + $$.axes.subx.call($$.subXAxis); + } else { + $$.axes.y.call($$.yAxis); + $$.axes.y2.call($$.y2Axis); } - function hasType(targets, type) { - var has = false; - targets.forEach(function (t) { - if (__data_types[t.id] === type) { has = true; } - if (!(t.id in __data_types) && type === 'line') { has = true; } + this.updateSizes(); + this.updateScales(); + this.updateSvgSize(); + this.transformAll(false); + }; + + c3.fn.$$.observeInserted = function (selection) { + var observer = new MutationObserver(function (mutations) { + mutations.forEach(function (mutation) { + if (mutation.type === 'childList' && mutation.previousSibling) { + observer.disconnect(); + // need to wait for completion of load because size calculation requires the actual sizes determined after that completion + var interval = window.setInterval(function () { + // parentNode will NOT be null when completed + if (selection.node().parentNode) { + window.clearInterval(interval); + this.updateDimension(); + this.redraw({ + withTransform: true, + withUpdateXDomain: true, + withUpdateOrgXDomain: true, + withTransition: false, + withTransitionForTransform: false, + withLegend: true + }); + selection.transition().style('opacity', 1); + } + }, 10); + } }); - return has; - } + }); + observer.observe(selection.node(), {attributes: true, childList: true, characterData: true}); + }; - /* not used - function hasLineType(targets) { - return hasType(targets, 'line'); - } - */ - function hasAreaType(targets) { - return hasType(targets, 'area') || hasType(targets, 'area-spline') || hasType(targets, 'area-step'); - } - function hasBarType(targets) { - return hasType(targets, 'bar'); - } - function hasScatterType(targets) { - return hasType(targets, 'scatter'); - } - function hasPieType(targets) { - return __data_type === 'pie' || hasType(targets, 'pie'); - } - function hasGaugeType(targets) { - return hasType(targets, 'gauge'); - } - function hasDonutType(targets) { - return __data_type === 'donut' || hasType(targets, 'donut'); - } - function hasArcType(targets) { - return hasPieType(targets) || hasDonutType(targets) || hasGaugeType(targets); - } - function isLineType(d) { - var id = (typeof d === 'string') ? d : d.id; - return !__data_types[id] || ['line', 'spline', 'area', 'area-spline', 'step', 'area-step'].indexOf(__data_types[id]) >= 0; - } - function isStepType(d) { - var id = (typeof d === 'string') ? d : d.id; - return ['step', 'area-step'].indexOf(__data_types[id]) >= 0; - } - function isSplineType(d) { - var id = (typeof d === 'string') ? d : d.id; - return ['spline', 'area-spline'].indexOf(__data_types[id]) >= 0; - } - function isAreaType(d) { - var id = (typeof d === 'string') ? d : d.id; - return ['area', 'area-spline', 'area-step'].indexOf(__data_types[id]) >= 0; - } - function isBarType(d) { - var id = (typeof d === 'string') ? d : d.id; - return __data_types[id] === 'bar'; - } - function isScatterType(d) { - var id = (typeof d === 'string') ? d : d.id; - return __data_types[id] === 'scatter'; - } - function isPieType(d) { - var id = (typeof d === 'string') ? d : d.id; - return __data_types[id] === 'pie'; - } - function isGaugeType(d) { - var id = (typeof d === 'string') ? d : d.id; - return __data_types[id] === 'gauge'; - } - function isDonutType(d) { - var id = (typeof d === 'string') ? d : d.id; - return __data_types[id] === 'donut'; - } - function isArcType(d) { - return isPieType(d) || isDonutType(d) || isGaugeType(d); - } - function lineData(d) { - return isLineType(d) ? [d] : []; - } - function arcData(d) { - return isArcType(d.data) ? [d] : []; - } - /* not used - function scatterData(d) { - return isScatterType(d) ? d.values : []; - } - */ - function barData(d) { - return isBarType(d) ? d.values : []; + + c3.fn.$$.generateResize = function () { + var resizeFunctions = []; + function callResizeFunctions() { + resizeFunctions.forEach(function (f) { + f(); + }); } - function lineOrScatterData(d) { - return isLineType(d) || isScatterType(d) ? d.values : []; + callResizeFunctions.add = function (f) { + resizeFunctions.push(f); + }; + return callResizeFunctions; + }; + + + + c3.fn.$$.getCurrentWidth = function () { + var $$ = this; + return $$.__size_width ? $$.__size_width : $$.getParentWidth(); + }; + c3.fn.$$.getCurrentHeight = function () { + var $$ = this, h = $$.__size_height ? $$.__size_height : this.getParentHeight(); + return h > 0 ? h : 320; + }; + c3.fn.$$.getCurrentPaddingTop = function () { + var $$ = this; + return this.isValue($$.__padding_top) ? $$.__padding_top : 0; + }; + c3.fn.$$.getCurrentPaddingBottom = function () { + var $$ = this; + return this.isValue($$.__padding_bottom) ? $$.__padding_bottom : 0; + }; + c3.fn.$$.getCurrentPaddingLeft = function () { + var $$ = this; + if (this.isValue($$.__padding_left)) { + return $$.__padding_left; + } else if ($$.__axis_rotated) { + return !$$.__axis_x_show ? 1 : Math.max(this.ceil10(this.getAxisWidthByAxisId('x')), 40); + } else { + return !$$.__axis_y_show || $$.__axis_y_inner ? 1 : this.ceil10(this.getAxisWidthByAxisId('y')); } - function barOrLineData(d) { - return isBarType(d) || isLineType(d) ? d.values : []; + }; + c3.fn.$$.getCurrentPaddingRight = function () { + var $$ = this, defaultPadding = 10, legendWidthOnRight = $$.isLegendRight ? this.getLegendWidth() + 20 : 0; + if (this.isValue($$.__padding_right)) { + return $$.__padding_right + 1; // 1 is needed not to hide tick line + } else if ($$.__axis_rotated) { + return defaultPadding + legendWidthOnRight; + } else { + return (!$$.__axis_y2_show || $$.__axis_y2_inner ? defaultPadding : this.ceil10(this.getAxisWidthByAxisId('y2'))) + legendWidthOnRight; } + }; - function shouldExpand(id) { - return (isDonutType(id) && __donut_expand) || (isGaugeType(id) && __gauge_expand) || (isPieType(id) && __pie_expand); + c3.fn.$$.getParentRectValue = function (key) { + var $$ = this, parent = $$.selectChart.node(), v; + while (parent && parent.tagName !== 'BODY') { + v = parent.getBoundingClientRect()[key]; + if (v) { + break; + } + parent = parent.parentNode; } + return v; + }; + c3.fn.$$.getParentWidth = function () { + return this.getParentRectValue('width'); + }; + c3.fn.$$.getParentHeight = function () { + var h = this.selectChart.style('height'); + return h.indexOf('px') > 0 ? +h.replace('px', '') : 0; + }; - //-- Color --// - function generateColor(colors, pattern, callback) { - var ids = []; + c3.fn.$$.getSvgLeft = function () { + var $$ = this, + leftAxisClass = $$.__axis_rotated ? $$.CLASS.axisX : $$.CLASS.axisY, + leftAxis = $$.main.select('.' + leftAxisClass).node(), + svgRect = leftAxis ? leftAxis.getBoundingClientRect() : {right: 0}, + chartRect = $$.selectChart.node().getBoundingClientRect(), + hasArc = $$.hasArcType($$.data.targets), + svgLeft = svgRect.right - chartRect.left - (hasArc ? 0 : $$.getCurrentPaddingLeft()); + return svgLeft > 0 ? svgLeft : 0; + }; - return function (d) { - var id = d.id || d, color; - // if callback function is provided - if (colors[id] instanceof Function) { - color = colors[id](d); - } - // if specified, choose that color - else if (colors[id]) { - color = colors[id]; - } - // if not specified, choose from pattern - else { - if (ids.indexOf(id) < 0) { ids.push(id); } - color = pattern[ids.indexOf(id) % pattern.length]; - colors[id] = color; - } - return callback instanceof Function ? callback(color, d) : color; - }; - } + c3.fn.$$.getAxisWidthByAxisId = function (id) { + var position = this.getAxisLabelPositionById(id); + return position.isInner ? 20 + this.getMaxTickWidth(id) : 40 + this.getMaxTickWidth(id); + }; + c3.fn.$$.getHorizontalAxisHeight = function (axisId) { + var $$ = this; + if (axisId === 'x' && !$$.__axis_x_show) { return 0; } + if (axisId === 'x' && $$.__axis_x_height) { return $$.__axis_x_height; } + if (axisId === 'y' && !$$.__axis_y_show) { return $$.__legend_show && !$$.isLegendRight && !$$.isLegendInset ? 10 : 1; } + if (axisId === 'y2' && !$$.__axis_y2_show) { return $$.rotated_padding_top; } + return ($$.getAxisLabelPositionById(axisId).isInner ? 30 : 40) + (axisId === 'y2' ? -10 : 0); + }; - function generateLevelColor(colors, threshold) { - var asValue = threshold.unit === 'value', - values = threshold.values && threshold.values.length ? threshold.values : [], - max = threshold.max || 100; - return function (value) { - var i, v, color = colors[colors.length - 1]; - for (i = 0; i < values.length; i++) { - v = asValue ? value : (value * 100 / max); - if (v < values[i]) { - color = colors[i]; - break; - } - } - return color; - }; - } + c3.fn.$$.getEventRectWidth = function () { + var $$ = this; + var target = this.getMaxDataCountTarget($$.data.targets), + firstData, lastData, base, maxDataCount, ratio, w; + if (!target) { + return 0; + } + firstData = target.values[0], lastData = target.values[target.values.length - 1]; + base = $$.x(lastData.x) - $$.x(firstData.x); + if (base === 0) { + return $$.__axis_rotated ? $$.height : $$.width; + } + maxDataCount = this.getMaxDataCount(); + ratio = (this.hasBarType($$.data.targets) ? (maxDataCount - (this.isCategorized ? 0.25 : 1)) / maxDataCount : 1); + w = maxDataCount > 1 ? (base * ratio) / (maxDataCount - 1) : base; + return w < 1 ? 1 : w; + }; - //-- Date --// - function parseDate(date) { - var parsedDate; - if (date instanceof Date) { - parsedDate = date; - } else if (typeof date === 'number') { - parsedDate = new Date(date); + /** + * c3.tooltip.js + */ + c3.fn.$$.showTooltip = function (selectedData, mouse) { + var $$ = this; + var tWidth, tHeight, svgLeft, tooltipLeft, tooltipRight, tooltipTop, chartRight; + var forArc = $$.hasArcType($$.data.targets), + dataToShow = selectedData.filter(function (d) { return d && $$.isValue(d.value); }); + if (dataToShow.length === 0 || !$$.__tooltip_show) { + return; + } + $$.tooltip.html($$.__tooltip_contents(selectedData, $$.getXAxisTickFormat(), $$.getYFormat(forArc), $$.color)).style("display", "block"); + + // Get tooltip dimensions + tWidth = $$.tooltip.property('offsetWidth'); + tHeight = $$.tooltip.property('offsetHeight'); + // Determin tooltip position + if (forArc) { + tooltipLeft = ($$.width / 2) + mouse[0]; + tooltipTop = ($$.height / 2) + mouse[1] + 20; + } else { + if ($$.__axis_rotated) { + svgLeft = $$.getSvgLeft(); + tooltipLeft = svgLeft + mouse[0] + 100; + tooltipRight = tooltipLeft + tWidth; + chartRight = $$.getCurrentWidth() - $$.getCurrentPaddingRight(); + tooltipTop = $$.x(dataToShow[0].x) + 20; } else { - parsedDate = dataTimeFormat(__data_x_format).parse(date); - } - if (!parsedDate || isNaN(+parsedDate)) { - window.console.error("Failed to parse x '" + date + "' to Date object"); + svgLeft = $$.getSvgLeft(); + tooltipLeft = svgLeft + $$.getCurrentPaddingLeft() + $$.x(dataToShow[0].x) + 20; + tooltipRight = tooltipLeft + tWidth; + chartRight = svgLeft + $$.getCurrentWidth() - $$.getCurrentPaddingRight(); + tooltipTop = mouse[1] + 15; } - return parsedDate; - } - - //-- Util --// - function isWithinCircle(_this, _r) { - var mouse = d3.mouse(_this), d3_this = d3.select(_this); - var cx = d3_this.attr("cx") * 1, cy = d3_this.attr("cy") * 1; - return Math.sqrt(Math.pow(cx - mouse[0], 2) + Math.pow(cy - mouse[1], 2)) < _r; - } - function isWithinBar(_this) { - var mouse = d3.mouse(_this), box = _this.getBoundingClientRect(), - seg0 = _this.pathSegList.getItem(0), seg1 = _this.pathSegList.getItem(1); - var x = seg0.x, y = Math.min(seg0.y, seg1.y), w = box.width, h = box.height, offset = 2; - var sx = x - offset, ex = x + w + offset, sy = y + h + offset, ey = y - offset; - return sx < mouse[0] && mouse[0] < ex && ey < mouse[1] && mouse[1] < sy; - } - function isWithinRegions(x, regions) { - var i; - for (i = 0; i < regions.length; i++) { - if (regions[i].start < x && x <= regions[i].end) { return true; } + if (tooltipRight > chartRight) { + tooltipLeft -= tooltipRight - chartRight; + } + if (tooltipTop + tHeight > $$.getCurrentHeight()) { + tooltipTop -= tHeight + 30; } - return false; } + // Set tooltip + $$.tooltip + .style("top", tooltipTop + "px") + .style("left", tooltipLeft + 'px'); + }; + c3.fn.$$.hideTooltip = function () { + var $$ = this; + $$.tooltip.style("display", "none"); + }; - function isEmpty(o) { - return !o || (typeof o === 'string' && o.length === 0) || (typeof o === 'object' && Object.keys(o).length === 0); - } - function notEmpty(o) { - return Object.keys(o).length > 0; - } - function hasValue(dict, value) { + + /** + * c3.grid.js + */ + c3.fn.$$.showXGridFocus = function (selectedData) { + var $$ = this, dataToShow = selectedData.filter(function (d) { return d && $$.isValue(d.value); }); + if (! $$.__tooltip_show) { return; } + // Hide when scatter plot exists + if (this.hasScatterType($$.data.targets) || this.hasArcType($$.data.targets)) { return; } + var focusEl = $$.main.selectAll('line.' + this.CLASS.xgridFocus); + focusEl + .style("visibility", "visible") + .data([dataToShow[0]]) + .attr($$.__axis_rotated ? 'y1' : 'x1', function (d) { return $$.xx(d); }) + .attr($$.__axis_rotated ? 'y2' : 'x2', function (d) { return $$.xx(d); }); + this.smoothLines(focusEl, 'grid'); + }; + c3.fn.$$.hideXGridFocus = function () { + var $$ = this; + $$.main.select('line.' + $$.CLASS.xgridFocus).style("visibility", "hidden"); + }; + c3.fn.$$.updateXgridFocus = function () { + var $$ = this; + $$.main.select('line.' + this.CLASS.xgridFocus) + .attr("x1", $$.__axis_rotated ? 0 : -10) + .attr("x2", $$.__axis_rotated ? $$.width : -10) + .attr("y1", $$.__axis_rotated ? -10 : 0) + .attr("y2", $$.__axis_rotated ? -10 : $$.height); + }; + c3.fn.$$.generateGridData = function (type, scale) { + var gridData = [], xDomain, firstYear, lastYear, i, + tickNum = $$.main.select("." + this.CLASS.axisX).selectAll('.tick').size(); + if (type === 'year') { + xDomain = this.getXDomain(); + firstYear = xDomain[0].getFullYear(); + lastYear = xDomain[1].getFullYear(); + for (i = firstYear; i <= lastYear; i++) { + gridData.push(new Date(i + '-01-01 00:00:00')); + } + } else { + gridData = scale.ticks(10); + if (gridData.length > tickNum) { // use only int + gridData = gridData.filter(function (d) { return ("" + d).indexOf('.') < 0; }); + } + } + return gridData; + }; + c3.fn.$$.getGridFilterToRemove = function (params) { + return params ? function (line) { var found = false; - Object.keys(dict).forEach(function (key) { - if (dict[key] === value) { found = true; } + [].concat(params).forEach(function (param) { + if ((('value' in param && line.value === params.value) || ('class' in param && line.class === params.class))) { + found = true; + } }); return found; + } : function () { return true; }; + }; + c3.fn.$$.removeGridLines = function (params, forX) { + var $$ = this, CLASS = $$.CLASS, + toRemove = $$.getGridFilterToRemove(params), + toShow = function (line) { return !toRemove(line); }, + classLines = forX ? CLASS.xgridLines : CLASS.ygridLines, + classLine = forX ? CLASS.xgridLine : CLASS.ygridLine; + $$.main.select('.' + classLines).selectAll('.' + classLine).filter(toRemove) + .transition().duration($$.__transition_duration) + .style('opacity', 0).remove(); + if (forX) { + $$.__grid_x_lines = $$.__grid_x_lines.filter(toShow); + } else { + $$.__grid_y_lines = $$.__grid_y_lines.filter(toShow); } + }; - function dist(data, pos) { - var yScale = getAxisId(data.id) === 'y' ? y : y2, - xIndex = __axis_rotated ? 1 : 0, - yIndex = __axis_rotated ? 0 : 1; - return Math.pow(x(data.x) - pos[xIndex], 2) + Math.pow(yScale(data.value) - pos[yIndex], 2); - } - function endall(transition, callback) { - var n = 0; - transition - .each(function () { ++n; }) - .each("end", function () { - if (!--n) { callback.apply(this, arguments); } - }); + /** + * c3.legend.js + */ + c3.fn.$$.updateLegendStep = function (step) { + var $$ = this; + $$.legendStep = step; + }; + c3.fn.$$.updateLegendItemWidth = function (w) { + var $$ = this; + $$.legendItemWidth = w; + }; + c3.fn.$$.updateLegendItemHeight = function (h) { + var $$ = this; + $$.legendItemHeight = h; + }; + c3.fn.$$.getLegendWidth = function () { + var $$ = this; + return $$.__legend_show ? $$.isLegendRight || $$.isLegendInset ? $$.legendItemWidth * ($$.legendStep + 1) : $$.currentWidth : 0; + }; + c3.fn.$$.getLegendHeight = function () { + var $$ = this, h = 0; + if ($$.__legend_show) { + if ($$.isLegendRight) { + h = $$.currentHeight; + } else if ($$.isLegendInset) { + h = $$.__legend_inset_step ? Math.max(20, $$.legendItemHeight) * ($$.__legend_inset_step + 1) : $$.height; + } else { + h = Math.max(20, $$.legendItemHeight) * ($$.legendStep + 1); + } } + return h; + }; + c3.fn.$$.opacityForLegend = function (legendItem) { + var $$ = this; + return legendItem.classed($$.CLASS.legendItemHidden) ? $$.legendOpacityForHidden : 1; + }; + c3.fn.$$.opacityForUnfocusedLegend = function (legendItem) { + var $$ = this; + return legendItem.classed($$.CLASS.legendItemHidden) ? $$.legendOpacityForHidden : 0.3; + }; + c3.fn.$$.toggleFocusLegend = function (id, focus) { + var $$ = this; + $$.legend.selectAll('.' + $$.CLASS.legendItem) + .transition().duration(100) + .style('opacity', function (_id) { + var This = $$.d3.select(this); + if (id && _id !== id) { + return focus ? $$.opacityForUnfocusedLegend(This) : $$.opacityForLegend(This); + } else { + return focus ? $$.opacityForLegend(This) : $$.opacityForUnfocusedLegend(This); + } + }); + }; + c3.fn.$$.revertLegend = function () { + var $$ = this, d3 = $$.d3; + $$.legend.selectAll('.' + $$.CLASS.legendItem) + .transition().duration(100) + .style('opacity', function () { return $$.opacityForLegend(d3.select(this)); }); + }; + c3.fn.$$.showLegend = function (targetIds) { + var $$ = this; + if (!$$.__legend_show) { + $$.__legend_show = true; + $$.legend.style('visibility', 'visible'); + } + $$.removeHiddenLegendIds(targetIds); + $$.legend.selectAll($$.selectorLegends(targetIds)) + .style('visibility', 'visible') + .transition() + .style('opacity', function () { return $$.opacityForLegend($$.d3.select(this)); }); + }; + c3.fn.$$.hideLegend = function (targetIds) { + var $$ = this; + if ($$.__legend_show && $$.isEmpty(targetIds)) { + $$.__legend_show = false; + $$.legend.style('visibility', 'hidden'); + } + $$.addHiddenLegendIds(targetIds); + $$.legend.selectAll($$.selectorLegends(targetIds)) + .style('opacity', 0) + .style('visibility', 'hidden'); + }; + c3.fn.$$.updateLegend = function (targetIds, options, transitions) { + var $$ = this; + var xForLegend, xForLegendText, xForLegendRect, yForLegend, yForLegendText, yForLegendRect; + var paddingTop = 4, paddingRight = 36, maxWidth = 0, maxHeight = 0, posMin = 10; + var l, totalLength = 0, offsets = {}, widths = {}, heights = {}, margins = [0], steps = {}, step = 0; + var withTransition, withTransitionForTransform; + var hasFocused = $$.legend.selectAll('.' + $$.CLASS.legendItemFocused).size(); + var texts, rects, tiles; + + options = options || {}; + withTransition = $$.getOption(options, "withTransition", true); + withTransitionForTransform = $$.getOption(options, "withTransitionForTransform", true); + + function updatePositions(textElement, id, reset) { + var box = $$.getTextRect(textElement.textContent, $$.CLASS.legendItem), + itemWidth = Math.ceil((box.width + paddingRight) / 10) * 10, + itemHeight = Math.ceil((box.height + paddingTop) / 10) * 10, + itemLength = $$.isLegendRight || $$.isLegendInset ? itemHeight : itemWidth, + areaLength = $$.isLegendRight || $$.isLegendInset ? $$.getLegendHeight() : $$.getLegendWidth(), + margin, maxLength; + + // MEMO: care about condifion of step, totalLength + function updateValues(id, withoutStep) { + if (!withoutStep) { + margin = (areaLength - totalLength - itemLength) / 2; + if (margin < posMin) { + margin = (areaLength - itemLength) / 2; + totalLength = 0; + step++; + } + } + steps[id] = step; + margins[step] = $$.isLegendInset ? 10 : margin; + offsets[id] = totalLength; + totalLength += itemLength; + } - function generateWait() { - var transitionsToWait = [], - f = function (transition, callback) { - var timer = setInterval(function () { - var done = 0; - transitionsToWait.forEach(function (t) { - if (t.empty()) { - done += 1; - return; - } - try { - t.transition(); - } catch (e) { - done += 1; - } - }); - if (done === transitionsToWait.length) { - clearInterval(timer); - if (callback) { callback(); } - } - }, 10); - }; - f.add = function (transition) { - transitionsToWait.push(transition); - }; - return f; - } + if (reset) { + totalLength = 0; + step = 0; + maxWidth = 0; + maxHeight = 0; + } - function getOption(options, key, defaultValue) { - return isDefined(options[key]) ? options[key] : defaultValue; - } + if ($$.__legend_show && !$$.isLegendToShow(id)) { + widths[id] = heights[id] = steps[id] = offsets[id] = 0; + return; + } - function ceil10(v) { - return Math.ceil(v / 10) * 10; - } + widths[id] = itemWidth; + heights[id] = itemHeight; - function getTextRect(text, cls) { - var rect; - d3.select('body').selectAll('.dummy') - .data([text]) - .enter().append('text') - .classed(cls ? cls : "", true) - .text(text) - .each(function () { rect = this.getBoundingClientRect(); }) - .remove(); - return rect; - } + if (!maxWidth || itemWidth >= maxWidth) { maxWidth = itemWidth; } + if (!maxHeight || itemHeight >= maxHeight) { maxHeight = itemHeight; } + maxLength = $$.isLegendRight || $$.isLegendInset ? maxHeight : maxWidth; - function getInterpolate(d) { - return isSplineType(d) ? "cardinal" : isStepType(d) ? "step-after" : "linear"; - } + if ($$.__legend_equally) { + Object.keys(widths).forEach(function (id) { widths[id] = maxWidth; }); + Object.keys(heights).forEach(function (id) { heights[id] = maxHeight; }); + margin = (areaLength - maxLength * targetIds.length) / 2; + if (margin < posMin) { + totalLength = 0; + step = 0; + targetIds.forEach(function (id) { updateValues(id); }); + } + else { + updateValues(id, true); + } + } else { + updateValues(id); + } + } + + if ($$.isLegendRight) { + xForLegend = function (id) { return maxWidth * steps[id]; }; + yForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + } else if ($$.isLegendInset) { + xForLegend = function (id) { return maxWidth * steps[id] + 10; }; + yForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + } else { + xForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + yForLegend = function (id) { return maxHeight * steps[id]; }; + } + xForLegendText = function (id, i) { return xForLegend(id, i) + 14; }; + yForLegendText = function (id, i) { return yForLegend(id, i) + 9; }; + xForLegendRect = function (id, i) { return xForLegend(id, i) - 4; }; + yForLegendRect = function (id, i) { return yForLegend(id, i) - 7; }; + + // Define g for legend area + l = $$.legend.selectAll('.' + $$.CLASS.legendItem) + .data(targetIds) + .enter().append('g') + .attr('class', function (id) { return $$.generateClass($$.CLASS.legendItem, id); }) + .style('visibility', function (id) { return $$.isLegendToShow(id) ? 'visible' : 'hidden'; }) + .style('cursor', 'pointer') + .on('click', function (id) { + typeof $$.__legend_item_onclick === 'function' ? $$.__legend_item_onclick.call(c3, id) : $$.this.toggle(id); + }) + .on('mouseover', function (id) { + $$.d3.select(this).classed($$.CLASS.legendItemFocused, true); + if (!$$.transiting) { + $$.this.focus(id); + } + if (typeof $$.__legend_item_onmouseover === 'function') { + $$.__legend_item_onmouseover.call(c3, id); + } + }) + .on('mouseout', function (id) { + $$.d3.select(this).classed($$.CLASS.legendItemFocused, false); + if (!$$.transiting) { + $$.this.revert(); + } + if (typeof $$.__legend_item_onmouseout === 'function') { + $$.__legend_item_onmouseout.call(c3, id); + } + }); + l.append('text') + .text(function (id) { return $$.isDefined($$.__data_names[id]) ? $$.__data_names[id] : id; }) + .each(function (id, i) { updatePositions(this, id, i === 0); }) + .style("pointer-events", "none") + .attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendText : -200) + .attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendText); + l.append('rect') + .attr("class", $$.CLASS.legendItemEvent) + .style('fill-opacity', 0) + .attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendRect : -200) + .attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendRect); + l.append('rect') + .attr("class", $$.CLASS.legendItemTile) + .style("pointer-events", "none") + .style('fill', $$.color) + .attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendText : -200) + .attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegend) + .attr('width', 10) + .attr('height', 10); + // Set background for inset legend + if ($$.isLegendInset && maxWidth !== 0) { + $$.legend.insert('g', '.' + $$.CLASS.legendItem) + .attr("class", $$.CLASS.legendBackground) + .append('rect') + .attr('height', $$.getLegendHeight() - 10) + .attr('width', maxWidth * (step + 1) + 10); + } + + texts = $$.legend.selectAll('text') + .data(targetIds) + .text(function (id) { return $$.isDefined($$.__data_names[id]) ? $$.__data_names[id] : id; }) // MEMO: needed for update + .each(function (id, i) { updatePositions(this, id, i === 0); }); + (withTransition ? texts.transition() : texts) + .attr('x', xForLegendText) + .attr('y', yForLegendText); + + rects = $$.legend.selectAll('rect.' + $$.CLASS.legendItemEvent) + .data(targetIds); + (withTransition ? rects.transition() : rects) + .attr('width', function (id) { return widths[id]; }) + .attr('height', function (id) { return heights[id]; }) + .attr('x', xForLegendRect) + .attr('y', yForLegendRect); + + tiles = $$.legend.selectAll('rect.' + $$.CLASS.legendItemTile) + .data(targetIds); + (withTransition ? tiles.transition() : tiles) + .style('fill', $$.color) + .attr('x', xForLegend) + .attr('y', yForLegend); + + // toggle legend state + $$.legend.selectAll('.' + $$.CLASS.legendItem) + .classed($$.CLASS.legendItemHidden, function (id) { return !$$.isTargetToShow(id); }) + .transition() + .style('opacity', function (id) { + var This = $$.d3.select(this); + if ($$.isTargetToShow(id)) { + return !hasFocused || This.classed($$.CLASS.legendItemFocused) ? $$.opacityForLegend(This) : $$.opacityForUnfocusedLegend(This); + } else { + return $$.legendOpacityForHidden; + } + }); - function getEmptySelection() { - return d3.selectAll([]); - } + // Update all to reflect change of legend + $$.updateLegendItemWidth(maxWidth); + $$.updateLegendItemHeight(maxHeight); + $$.updateLegendStep(step); + // Update size and scale + $$.updateSizes(); + $$.updateScales(); + $$.updateSvgSize(); + // Update g positions + $$.transformAll(withTransitionForTransform, transitions); + }; - //-- Selection --// - function selectPoint(target, d, i) { - __data_onselected.call(c3, d, target.node()); - // add selected-circle on low layer g - main.select('.' + CLASS.selectedCircles + getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i) - .data([d]) - .enter().append('circle') - .attr("class", function () { return generateClass(CLASS.selectedCircle, i); }) - .attr("cx", __axis_rotated ? circleY : circleX) - .attr("cy", __axis_rotated ? circleX : circleY) - .attr("stroke", function () { return color(d); }) - .attr("r", pointSelectR(d) * 1.4) - .transition().duration(100) - .attr("r", pointSelectR); - } - function unselectPoint(target, d, i) { - __data_onunselected.call(c3, d, target.node()); - // remove selected-circle from low layer g - main.select('.' + CLASS.selectedCircles + getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i) - .transition().duration(100).attr('r', 0) - .remove(); - } - function togglePoint(selected, target, d, i) { - selected ? selectPoint(target, d, i) : unselectPoint(target, d, i); - } - function selectBar(target, d) { - __data_onselected.call(c3, d, target.node()); - target.transition().duration(100).style("fill", function () { return d3.rgb(color(d)).brighter(0.75); }); - } - function unselectBar(target, d) { - __data_onunselected.call(c3, d, target.node()); - target.transition().duration(100).style("fill", function () { return color(d); }); - } - function toggleBar(selected, target, d, i) { - selected ? selectBar(target, d, i) : unselectBar(target, d, i); - } - function toggleArc(selected, target, d, i) { - toggleBar(selected, target, d.data, i); - } - function getToggle(that) { - // path selection not supported yet - return that.nodeName === 'circle' ? togglePoint : (d3.select(that).classed(CLASS.bar) ? toggleBar : toggleArc); - } - function filterRemoveNull(data) { - return data.filter(function (d) { return isValue(d.value); }); - } + c3.fn.$$.getClipPath = function (id) { + var isIE9 = window.navigator.appVersion.toLowerCase().indexOf("msie 9.") >= 0; + return "url(" + (isIE9 ? "" : document.URL.split('#')[0]) + "#" + id + ")"; + }; + c3.fn.$$.getAxisClipX = function (forHorizontal) { + var $$ = this; + // axis line width + padding for left + return forHorizontal ? -(1 + 30) : -($$.margin.left - 1); + }; + c3.fn.$$.getAxisClipY = function (forHorizontal) { + return forHorizontal ? -20 : -4; + }; + c3.fn.$$.getXAxisClipX = function () { + var $$ = this; + return $$.getAxisClipX(!$$.__axis_rotated); + }; + c3.fn.$$.getXAxisClipY = function () { + var $$ = this; + return this.getAxisClipY(!$$.__axis_rotated); + }; + c3.fn.$$.getYAxisClipX = function () { + var $$ = this; + return this.getAxisClipX($$.__axis_rotated); + }; + c3.fn.$$.getYAxisClipY = function () { + var $$ = this; + return this.getAxisClipY($$.__axis_rotated); + }; + c3.fn.$$.getAxisClipWidth = function (forHorizontal) { + var $$ = this; + // width + axis line width + padding for left/right + return forHorizontal ? $$.width + 2 + 30 + 30 : $$.margin.left + 20; + }; + c3.fn.$$.getAxisClipHeight = function (forHorizontal) { + var $$ = this; + return forHorizontal ? ($$.__axis_x_height ? $$.__axis_x_height : 0) + 80 : $$.height + 8; + }; + c3.fn.$$.getXAxisClipWidth = function () { + var $$ = this; + return this.getAxisClipWidth(!$$.__axis_rotated); + }; + c3.fn.$$.getXAxisClipHeight = function () { + var $$ = this; + return this.getAxisClipHeight(!$$.__axis_rotated); + }; + c3.fn.$$.getYAxisClipWidth = function () { + var $$ = this; + return this.getAxisClipWidth($$.__axis_rotated); + }; + c3.fn.$$.getYAxisClipHeight = function () { + var $$ = this; + return this.getAxisClipHeight($$.__axis_rotated); + }; - //-- Point --// - function pointR(d) { - return __point_show && !isStepType(d) ? (typeof __point_r === 'function' ? __point_r(d) : __point_r) : 0; - } - function pointExpandedR(d) { - return __point_focus_expand_enabled ? (__point_focus_expand_r ? __point_focus_expand_r : pointR(d) * 1.75) : pointR(d); - } - function pointSelectR(d) { - return __point_select_r ? __point_select_r : pointR(d) * 4; + /** + * $$.data.js + */ + c3.fn.$$.isX = function (key) { + var $$ = this; + return ($$.__data_x && key === $$.__data_x) || (this.notEmpty($$.__data_xs) && this.hasValue($$.__data_xs, key)); + }; + c3.fn.$$.isNotX = function (key) { + return !this.isX(key); + }; + c3.fn.$$.getXKey = function (id) { + var $$ = this; + return $$.__data_x ? $$.__data_x : this.notEmpty($$.__data_xs) ? $$.__data_xs[id] : null; + }; + c3.fn.$$.getXValuesOfXKey = function (key, targets) { + var xValues, ids = targets && this.notEmpty(targets) ? mapToIds(targets) : []; + ids.forEach(function (id) { + if (this.getXKey(id) === key) { + xValues = $$.data.xs[id]; + } + }); + return xValues; + }; + c3.fn.$$.getXValue = function (id, i) { + return id in $$.data.xs && $$.data.xs[id] && this.isValue($$.data.xs[id][i]) ? $$.data.xs[id][i] : i; + }; + c3.fn.$$.getOtherTargetXs = function () { + var idsForX = Object.keys($$.data.xs); + return idsForX.length ? $$.data.xs[idsForX[0]] : null; + }; + c3.fn.$$.getOtherTargetX = function (index) { + var xs = this.getOtherTargetXs(); + return xs && index < xs.length ? xs[index] : null; + }; + c3.fn.$$.addXs = function (xs) { + Object.keys(xs).forEach(function (id) { + $$.__data_xs[id] = xs[id]; + }); + }; + c3.fn.$$.isSingleX = function (xs) { + return $$.d3.set(Object.keys(xs).map(function (id) { return xs[id]; })).size() === 1; + }; + c3.fn.$$.addName = function (data) { + var $$ = this, name; + if (data) { + name = $$.__data_names[data.id]; + data.name = name ? name : data.id; } - - //-- Shape --// - - function getCircles(i, id) { - return (id ? main.selectAll('.' + CLASS.circles + getTargetSelectorSuffix(id)) : main).selectAll('.' + CLASS.circle + (isValue(i) ? '-' + i : '')); + return data; + }; + c3.fn.$$.getValueOnIndex = function (values, index) { + var valueOnIndex = values.filter(function (v) { return v.index === index; }); + return valueOnIndex.length ? valueOnIndex[0] : null; + }; + c3.fn.$$.updateTargetX = function (targets, x) { + targets.forEach(function (t) { + t.values.forEach(function (v, i) { + v.x = generateTargetX(x[i], t.id, i); + }); + $$.data.xs[t.id] = x; + }); + }; + c3.fn.$$.updateTargetXs = function (targets, xs) { + targets.forEach(function (t) { + if (xs[t.id]) { + this.updateTargetX([t], xs[t.id]); + } + }); + }; + c3.fn.$$.generateTargetX = function (rawX, id, index) { + var $$ = this, x; + if ($$.isTimeSeries) { + x = rawX ? $$.parseDate(rawX) : $$.parseDate($$.getXValue(id, index)); } - function expandCircles(i, id) { - getCircles(i, id) - .classed(CLASS.EXPANDED, true) - .attr('r', pointExpandedR); + else if ($$.isCustomX() && !$$.isCategorized) { + x = $$.isValue(rawX) ? +rawX : $$.getXValue(id, index); } - function unexpandCircles(i) { - getCircles(i) - .filter(function () { return d3.select(this).classed(CLASS.EXPANDED); }) - .classed(CLASS.EXPANDED, false) - .attr('r', pointR); + else { + x = index; } - function getBars(i) { - return main.selectAll('.' + CLASS.bar + (isValue(i) ? '-' + i : '')); + return x; + }; + c3.fn.$$.convertUrlToData = function (url, mimeType, keys, done) { + var type = mimeType ? mimeType : 'csv'; + $$.d3.xhr(url, function (error, data) { + var d; + if (type === 'json') { + d = this.convertJsonToData(JSON.parse(data.response), keys); + } else { + d = this.convertCsvToData(data.response); + } + done(d); + }); + }; + c3.fn.$$.cloneTarget = function (target) { + return { + id : target.id, + id_org : target.id_org, + values : target.values.map(function (d) { + return {x: d.x, value: d.value, id: d.id}; + }) + }; + }; + c3.fn.$$.getPrevX = function (i) { + var value = this.getValueOnIndex($$.data.targets[0].values, i - 1); + return value ? value.x : null; + }; + c3.fn.$$.getNextX = function (i) { + var value = this.getValueOnIndex($$.data.targets[0].values, i + 1); + return value ? value.x : null; + }; + c3.fn.$$.getMaxDataCount = function () { + var $$ = this; + return $$.d3.max($$.data.targets, function (t) { return t.values.length; }); + }; + c3.fn.$$.getMaxDataCountTarget = function (targets) { + var length = targets.length, max = 0, maxTarget; + if (length > 1) { + targets.forEach(function (t) { + if (t.values.length > max) { + maxTarget = t; + max = t.values.length; + } + }); + } else { + maxTarget = length ? targets[0] : null; } - function expandBars(i) { - getBars(i).classed(CLASS.EXPANDED, true); + return maxTarget; + }; + c3.fn.$$.getEdgeX = function (targets) { + var target = this.getMaxDataCountTarget(targets), firstData, lastData; + if (!target) { + return [0, 0]; } - function unexpandBars(i) { - getBars(i).classed(CLASS.EXPANDED, false); + firstData = target.values[0], lastData = target.values[target.values.length - 1]; + return [firstData.x, lastData.x]; + }; + c3.fn.$$.mapToIds = function (targets) { + return targets.map(function (d) { return d.id; }); + }; + c3.fn.$$.mapToTargetIds = function (ids) { + return ids ? (typeof ids === 'string' ? [ids] : ids) : mapToIds($$.data.targets); + }; + c3.fn.$$.hasTarget = function (targets, id) { + var ids = this.mapToIds(targets), i; + for (i = 0; i < ids.length; i++) { + if (ids[i] === id) { + return true; + } } - - function generateDrawArea(areaIndices, isSub) { - var area = d3.svg.area(), - getPoint = generateGetAreaPoint(areaIndices, isSub), - yScaleGetter = isSub ? getSubYScale : getYScale, - value0 = function (d, i) { - return __data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter(d.id)(0); - }, - value1 = function (d, i) { - return __data_groups.length > 0 ? getPoint(d, i)[1][1] : yScaleGetter(d.id)(d.value); - }; - - area = __axis_rotated ? area.x0(value0).x1(value1).y(xx) : area.x(xx).y0(value0).y1(value1); - - return function (d) { - var data = filterRemoveNull(d.values), x0 = 0, y0 = 0, path; - - if (isAreaType(d)) { - path = area.interpolate(getInterpolate(d))(data); - } else { - if (data[0]) { - x0 = x(data[0].x); - y0 = getYScale(d.id)(data[0].value); - } - path = __axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; + return false; + }; + c3.fn.$$.isTargetToShow = function (targetId) { + return this.hiddenTargetIds.indexOf(targetId) < 0; + }; + c3.fn.$$.isLegendToShow = function (targetId) { + return this.hiddenLegendIds.indexOf(targetId) < 0; + }; + c3.fn.$$.filterTargetsToShow = function (targets) { + var $$ = this; + return targets.filter(function (t) { return $$.isTargetToShow(t.id); }); + }; + c3.fn.$$.mapTargetsToUniqueXs = function (targets) { + var $$ = this; + var xs = $$.d3.set($$.d3.merge(targets.map(function (t) { return t.values.map(function (v) { return v.x; }); }))).values(); + return $$.isTimeSeries ? xs.map(function (x) { return new Date(x); }) : xs.map(function (x) { return +x; }); + }; + c3.fn.$$.addHiddenTargetIds = function (targetIds) { + var $$ = this; + $$.hiddenTargetIds = $$.hiddenTargetIds.concat(targetIds); + }; + c3.fn.$$.removeHiddenTargetIds = function (targetIds) { + var $$ = this; + $$.hiddenTargetIds = $$.hiddenTargetIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); + }; + c3.fn.$$.addHiddenLegendIds = function (targetIds) { + var $$ = this; + $$.hiddenLegendIds = $$.hiddenLegendIds.concat(targetIds); + }; + c3.fn.$$.removeHiddenLegendIds = function (targetIds) { + var $$ = this; + $$.hiddenLegendIds = $$.hiddenLegendIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); + }; + c3.fn.$$.getValuesAsIdKeyed = function (targets) { + var ys = {}; + targets.forEach(function (t) { + ys[t.id] = []; + t.values.forEach(function (v) { + ys[t.id].push(v.value); + }); + }); + return ys; + }; + c3.fn.$$.checkValueInTargets = function (targets, checker) { + var ids = Object.keys(targets), i, j, values; + for (i = 0; i < ids.length; i++) { + values = targets[ids[i]].values; + for (j = 0; j < values.length; j++) { + if (checker(values[j].value)) { + return true; } - return path ? path : "M 0 0"; - }; + } } - - function generateDrawLine(lineIndices, isSub) { - var line = d3.svg.line(), - getPoint = generateGetLinePoint(lineIndices, isSub), - yScaleGetter = isSub ? getSubYScale : getYScale, - xValue = isSub ? subxx : xx, - yValue = function (d, i) { - return __data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter(d.id)(d.value); - }; - - line = __axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue); - if (!__line_connect_null) { line = line.defined(function (d) { return d.value != null; }); } - return function (d) { - var data = __line_connect_null ? filterRemoveNull(d.values) : d.values, - x = isSub ? x : subX, y = yScaleGetter(d.id), x0 = 0, y0 = 0, path; - if (isLineType(d)) { - if (__data_regions[d.id]) { - path = lineWithRegions(data, x, y, __data_regions[d.id]); - } else { - path = line.interpolate(getInterpolate(d))(data); - } - } else { - if (data[0]) { - x0 = x(data[0].x); - y0 = y(data[0].value); - } - path = __axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; - } - return path ? path : "M 0 0"; - }; + return false; + }; + c3.fn.$$.hasNegativeValueInTargets = function (targets) { + return this.checkValueInTargets(targets, function (v) { return v < 0; }); + }; + c3.fn.$$.hasPositiveValueInTargets = function (targets) { + return this.checkValueInTargets(targets, function (v) { return v > 0; }); + }; + c3.fn.$$.isOrderDesc = function () { + var $$ = this; + return $$.__data_order && $$.__data_order.toLowerCase() === 'desc'; + }; + c3.fn.$$.isOrderAsc = function () { + var $$ = this; + return $$.__data_order && $$.__data_order.toLowerCase() === 'asc'; + }; + c3.fn.$$.orderTargets = function (targets) { + var $$ = this, orderAsc = $$.isOrderAsc(), orderDesc = $$.isOrderDesc(); + if (orderAsc || orderDesc) { + targets.sort(function (t1, t2) { + var reducer = function (p, c) { return p + Math.abs(c.value); }; + var t1Sum = t1.values.reduce(reducer, 0), + t2Sum = t2.values.reduce(reducer, 0); + return orderAsc ? t2Sum - t1Sum : t1Sum - t2Sum; + }); + } else if (typeof $$.__data_order === 'function') { + targets.sort($$.__data_order); + } // TODO: accept name array for order + return targets; + }; + c3.fn.$$.filterSameX = function (targets, x) { + return $$.d3.merge(targets.map(function (t) { return t.values; })).filter(function (v) { return v.x - x === 0; }); + }; + c3.fn.$$.filterRemoveNull = function (data) { + var $$ = this; + return data.filter(function (d) { return $$.isValue(d.value); }); + }; + c3.fn.$$.hasDataLabel = function () { + var $$ = this; + if (typeof $$.__data_labels === 'boolean' && $$.__data_labels) { + return true; + } else if (typeof $$.__data_labels === 'object' && this.notEmpty($$.__data_labels)) { + return true; } + return false; + }; + c3.fn.$$.getDataLabelLength = function (min, max, axisId, key) { + var lengths = [0, 0], paddingCoef = 1.3; + $$.selectChart.select('svg').selectAll('.dummy') + .data([min, max]) + .enter().append('text') + .text(function (d) { return this.formatByAxisId(axisId)(d); }) + .each(function (d, i) { + lengths[i] = this.getBoundingClientRect()[key] * paddingCoef; + }) + .remove(); + return lengths; + }; + c3.fn.$$.isNoneArc = function (d) { + var $$ = this; + return $$.hasTarget($$.data.targets, d.id); + }; + c3.fn.$$.isArc = function (d) { + var $$ = this; + return 'data' in d && $$.hasTarget($$.data.targets, d.data.id); + }; - function generateDrawBar(barIndices, isSub) { - var getPoints = generateGetBarPoints(barIndices, isSub); - return function (d, i) { - // 4 points that make a bar - var points = getPoints(d, i); - - // switch points if axis is rotated, not applicable for sub chart - var indexX = __axis_rotated ? 1 : 0; - var indexY = __axis_rotated ? 0 : 1; - - var path = 'M ' + points[0][indexX] + ',' + points[0][indexY] + ' ' + - 'L' + points[1][indexX] + ',' + points[1][indexY] + ' ' + - 'L' + points[2][indexX] + ',' + points[2][indexY] + ' ' + - 'L' + points[3][indexX] + ',' + points[3][indexY] + ' ' + - 'z'; - return path; - }; + /** + * c3.data.convert.js + */ + c3.fn.$$.convertCsvToData = function (csv) { + var rows = $$.d3.csv.parseRows(csv), d; + if (rows.length === 1) { + d = [{}]; + rows[0].forEach(function (id) { + d[0][id] = null; + }); + } else { + d = $$.d3.csv.parse(csv); } - function generateXYForText(barIndices, forX) { - var getPoints = generateGetBarPoints(barIndices, false), - getter = forX ? getXForText : getYForText; - return function (d, i) { - return getter(getPoints(d, i), d, this); - }; + return d; + }; + c3.fn.$$.convertJsonToData = function (json, keys) { + var new_rows = [], targetKeys, data; + if (keys) { // when keys specified, json would be an array that includes objects + targetKeys = keys.value; + if (keys.x) { + targetKeys.push(keys.x); + $$.__data_x = keys.x; + } + new_rows.push(targetKeys); + json.forEach(function (o) { + var new_row = []; + targetKeys.forEach(function (key) { + // convert undefined to null because undefined data will be removed in convertDataToTargets() + var v = typeof o[key] === 'undefined' ? null : o[key]; + new_row.push(v); + }); + new_rows.push(new_row); + }); + data = this.convertRowsToData(new_rows); + } else { + Object.keys(json).forEach(function (key) { + new_rows.push([key].concat(json[key])); + }); + data = this.convertColumnsToData(new_rows); } - function getXForText(points, d, textElement) { - var box = textElement.getBoundingClientRect(), xPos, padding; - if (__axis_rotated) { - padding = isBarType(d) ? 4 : 6; - xPos = points[2][1] + padding * (d.value < 0 ? -1 : 1); - } else { - xPos = points[0][0] + (points[2][0] - points[0][0]) / 2; + return data; + }; + c3.fn.$$.convertRowsToData = function (rows) { + var keys = rows[0], new_row = {}, new_rows = [], i, j; + for (i = 1; i < rows.length; i++) { + new_row = {}; + for (j = 0; j < rows[i].length; j++) { + new_row[keys[j]] = rows[i][j]; } - return xPos > width ? width - box.width : xPos; + new_rows.push(new_row); } - function getYForText(points, d, textElement) { - var box = textElement.getBoundingClientRect(), yPos; - if (__axis_rotated) { - yPos = (points[0][0] + points[2][0] + box.height * 0.6) / 2; - } else { - yPos = points[2][1] + (d.value < 0 ? box.height : isBarType(d) ? -3 : -6); - } - return yPos < box.height ? box.height : yPos; - } - - function generateGetAreaPoint(areaIndices, isSub) { // partial duplication of generateGetBarPoints - var areaTargetsNum = areaIndices.__max__ + 1, - x = getShapeX(0, areaTargetsNum, areaIndices, !!isSub), - y = getShapeY(!!isSub), - areaOffset = getShapeOffset(isAreaType, areaIndices, !!isSub), - yScale = isSub ? getSubYScale : getYScale; - return function (d, i) { - var y0 = yScale(d.id)(0), - offset = areaOffset(d, i) || y0, // offset is for stacked area chart - posX = x(d), posY = y(d); - // fix posY not to overflow opposite quadrant - if (__axis_rotated) { - if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + return new_rows; + }; + c3.fn.$$.convertColumnsToData = function (columns) { + var new_rows = [], i, j, key; + for (i = 0; i < columns.length; i++) { + key = columns[i][0]; + for (j = 1; j < columns[i].length; j++) { + if (this.isUndefined(new_rows[j - 1])) { + new_rows[j - 1] = {}; } - // 1 point that marks the area position - return [ - [posX, offset], - [posX, posY - (y0 - offset)] - ]; - }; + new_rows[j - 1][key] = columns[i][j]; + } } - - function generateGetBarPoints(barIndices, isSub) { - var barTargetsNum = barIndices.__max__ + 1, - barW = getBarW(xAxis, barTargetsNum), - barX = getShapeX(barW, barTargetsNum, barIndices, !!isSub), - barY = getShapeY(!!isSub), - barOffset = getShapeOffset(isBarType, barIndices, !!isSub), - yScale = isSub ? getSubYScale : getYScale; - return function (d, i) { - var y0 = yScale(d.id)(0), - offset = barOffset(d, i) || y0, // offset is for stacked bar chart - posX = barX(d), posY = barY(d); - // fix posY not to overflow opposite quadrant - if (__axis_rotated) { - if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + return new_rows; + }; + c3.fn.$$.convertDataToTargets = function (data, appendXs) { + var $$ = this; + var ids = $$.d3.keys(data[0]).filter($$.isNotX, $$), + xs = $$.d3.keys(data[0]).filter($$.isX, $$), + targets; + + // save x for update data by load when custom x and c3.x API + ids.forEach(function (id) { + var xKey = $$.getXKey(id); + + if ($$.isCustomX() || $$.isTimeSeries) { + // if included in input data + if (xs.indexOf(xKey) >= 0) { + $$.data.xs[id] = (appendXs && $$.data.xs[id] ? $$.data.xs[id] : []).concat( + data.map(function (d) { return d[xKey]; }) + .filter(this.isValue) + .map(function (rawX, i) { return this.generateTargetX(rawX, id, i); }) + ); } - // 4 points that make a bar - return [ - [posX, offset], - [posX, posY - (y0 - offset)], - [posX + barW, posY - (y0 - offset)], - [posX + barW, offset] - ]; - }; - } - - function generateGetLinePoint(lineIndices, isSub) { // partial duplication of generateGetBarPoints - var lineTargetsNum = lineIndices.__max__ + 1, - x = getShapeX(0, lineTargetsNum, lineIndices, !!isSub), - y = getShapeY(!!isSub), - lineOffset = getShapeOffset(isLineType, lineIndices, !!isSub), - yScale = isSub ? getSubYScale : getYScale; - return function (d, i) { - var y0 = yScale(d.id)(0), - offset = lineOffset(d, i) || y0, // offset is for stacked area chart - posX = x(d), posY = y(d); - // fix posY not to overflow opposite quadrant - if (__axis_rotated) { - if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + // if not included in input data, find from preloaded data of other id's x + else if ($$.__data_x) { + $$.data.xs[id] = this.getOtherTargetXs(); } - // 1 point that marks the line position - return [ - [posX, posY - (y0 - offset)] - ]; - }; - } - - function lineWithRegions(d, x, y, _regions) { - var prev = -1, i, j; - var s = "M", sWithRegion; - var xp, yp, dx, dy, dd, diff, diffx2; - var xValue, yValue; - var regions = []; - - // Check start/end of regions - if (isDefined(_regions)) { - for (i = 0; i < _regions.length; i++) { - regions[i] = {}; - if (isUndefined(_regions[i].start)) { - regions[i].start = d[0].x; - } else { - regions[i].start = isTimeSeries ? parseDate(_regions[i].start) : _regions[i].start; - } - if (isUndefined(_regions[i].end)) { - regions[i].end = d[d.length - 1].x; - } else { - regions[i].end = isTimeSeries ? parseDate(_regions[i].end) : _regions[i].end; - } + // if not included in input data, find from preloaded data + else if (this.notEmpty($$.__data_xs)) { + $$.data.xs[id] = this.getXValuesOfXKey(xKey, $$.data.targets); } - } - - // Set scales - xValue = __axis_rotated ? function (d) { return y(d.value); } : function (d) { return x(d.x); }; - yValue = __axis_rotated ? function (d) { return x(d.x); } : function (d) { return y(d.value); }; - - // Define svg generator function for region - if (isTimeSeries) { - sWithRegion = function (d0, d1, j, diff) { - var x0 = d0.x.getTime(), x_diff = d1.x - d0.x, - xv0 = new Date(x0 + x_diff * j), - xv1 = new Date(x0 + x_diff * (j + diff)); - return "M" + x(xv0) + " " + y(yp(j)) + " " + x(xv1) + " " + y(yp(j + diff)); - }; + // MEMO: if no x included, use same x of current will be used } else { - sWithRegion = function (d0, d1, j, diff) { - return "M" + x(xp(j), true) + " " + y(yp(j)) + " " + x(xp(j + diff), true) + " " + y(yp(j + diff)); - }; + $$.data.xs[id] = data.map(function (d, i) { return i; }); } + }, this); - // Generate - for (i = 0; i < d.length; i++) { - - // Draw as normal - if (isUndefined(regions) || ! isWithinRegions(d[i].x, regions)) { - s += " " + xValue(d[i]) + " " + yValue(d[i]); - } - // Draw with region // TODO: Fix for horizotal charts - else { - xp = getScale(d[i - 1].x, d[i].x, isTimeSeries); - yp = getScale(d[i - 1].value, d[i].value); - - dx = x(d[i].x) - x(d[i - 1].x); - dy = y(d[i].value) - y(d[i - 1].value); - dd = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2)); - diff = 2 / dd; - diffx2 = diff * 2; - - for (j = diff; j <= 1; j += diffx2) { - s += sWithRegion(d[i - 1], d[i], j, diff); - } - } - prev = d[i].x; + // check x is defined + ids.forEach(function (id) { + if (!$$.data.xs[id]) { + throw new Error('x is not defined for id = "' + id + '".'); } + }); - return s; - } - - //-- Define brush/zoom -// - - var brush, zoom = function () {}; - - brush = d3.svg.brush().on("brush", redrawForBrush); - brush.update = function () { - if (context) { context.select('.' + CLASS.brush).call(this); } - return this; - }; - brush.scale = function (scale) { - return __axis_rotated ? this.y(scale) : this.x(scale); - }; + // convert to target + targets = ids.map(function (id, index) { + var convertedId = $$.__data_id_converter(id); + return { + id: convertedId, + id_org: id, + values: data.map(function (d, i) { + var xKey = $$.getXKey(id), rawX = d[xKey], x = $$.generateTargetX(rawX, id, i); + // use x as categories if custom x and categorized + if ($$.isCustomX() && $$.isCategorized && index === 0 && rawX) { + if (i === 0) { $$.__axis_x_categories = []; } + $$.__axis_x_categories.push(rawX); + } + // mark as x = undefined if value is undefined and filter to remove after mapped + if (typeof d[id] === 'undefined' || $$.data.xs[id].length <= i) { + x = undefined; + } + return {x: x, value: d[id] !== null && !isNaN(d[id]) ? +d[id] : null, id: convertedId}; + }).filter(function (v) { return typeof v.x !== 'undefined'; }) + }; + }); - zoom = d3.behavior.zoom() - .on("zoomstart", function () { zoom.altDomain = d3.event.sourceEvent.altKey ? x.orgDomain() : null; }) - .on("zoom", redrawForZoom); - zoom.scale = function (scale) { - return __axis_rotated ? this.y(scale) : this.x(scale); - }; - zoom.orgScaleExtent = function () { - var extent = __zoom_extent ? __zoom_extent : [1, 10]; - return [extent[0], Math.max(getMaxDataCount() / extent[1], extent[1])]; - }; - zoom.updateScaleExtent = function () { - var ratio = diffDomain(x.orgDomain()) / diffDomain(orgXDomain), extent = this.orgScaleExtent(); - this.scaleExtent([extent[0] * ratio, extent[1] * ratio]); - return this; - }; + // finish targets + targets.forEach(function (t) { + var i; + // sort values by its x + t.values = t.values.sort(function (v1, v2) { + var x1 = v1.x || v1.x === 0 ? v1.x : Infinity, + x2 = v2.x || v2.x === 0 ? v2.x : Infinity; + return x1 - x2; + }); + // indexing each value + i = 0; + t.values.forEach(function (v) { + v.index = i++; + }); + // this needs to be sorted because its index and value.index is identical + $$.data.xs[t.id].sort(function (v1, v2) { + return v1 - v2; + }); + }); - function updateZoom() { - var z = __zoom_enabled ? zoom : function () {}; - main.select('.' + CLASS.zoomRect).call(z); - main.selectAll('.' + CLASS.eventRect).call(z); + // set target types + if ($$.__data_type) { + this.setTargetType(this.mapToIds(targets).filter(function (id) { return ! (id in $$.__data_types); }), $$.__data_type); } - /*-- Draw Chart --*/ - - // for svg elements - var svg, defs, main, context, legend, tooltip, selectChart; - - // for brush area culculation - var orgXDomain; + // cache as original id keyed + targets.forEach(function (d) { + $$.addCache(d.id_org, d); + }); - // for save value - var orgAreaOpacity, withoutFadeIn = {}; + return targets; + }; - function updateDimension() { - if (__axis_rotated) { - axes.x.call(xAxis); - axes.subx.call(subXAxis); - } else { - axes.y.call(yAxis); - axes.y2.call(y2Axis); + /** + * c3.data.load.js + */ + c3.fn.$$.load = function (targets, args) { + var $$ = this; + if (targets) { + // filter loading targets if needed + if (args.filter) { + targets = targets.filter(args.filter); + } + // set type if args.types || args.type specified + if (args.type || args.types) { + targets.forEach(function (t) { + $$.setTargetType(t.id, args.types ? args.types[t.id] : args.type); + }); } - updateSizes(); - updateScales(); - updateSvgSize(); - transformAll(false); - } - - function observeInserted(selection) { - var observer = new MutationObserver(function (mutations) { - mutations.forEach(function (mutation) { - if (mutation.type === 'childList' && mutation.previousSibling) { - observer.disconnect(); - // need to wait for completion of load because size calculation requires the actual sizes determined after that completion - var interval = window.setInterval(function () { - // parentNode will NOT be null when completed - if (selection.node().parentNode) { - window.clearInterval(interval); - updateDimension(); - redraw({ - withTransform: true, - withUpdateXDomain: true, - withUpdateOrgXDomain: true, - withTransition: false, - withTransitionForTransform: false, - withLegend: true - }); - selection.transition().style('opacity', 1); - } - }, 10); + // Update/Add data + $$.data.targets.forEach(function (d) { + for (var i = 0; i < targets.length; i++) { + if (d.id === targets[i].id) { + d.values = targets[i].values; + targets.splice(i, 1); + break; } - }); + } }); - observer.observe(selection.node(), {attributes: true, childList: true, characterData: true}); + $$.data.targets = $$.data.targets.concat(targets); // add remained } - function init(data) { - var arcs, eventRect, grid, i, binding = true; - - selectChart = d3.select(__bindto); - if (selectChart.empty()) { - selectChart = d3.select(document.createElement('div')).style('opacity', 0); - observeInserted(selectChart); - binding = false; - } - selectChart.html("").classed("c3", true); + // Set targets + $$.updateTargets($$.data.targets); - // Init data as targets - c3.data.xs = {}; - c3.data.targets = convertDataToTargets(data); + // Redraw with new targets + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); - if (__data_filter) { - c3.data.targets = c3.data.targets.filter(__data_filter); - } - - // Set targets to hide if needed - if (__data_hide) { - addHiddenTargetIds(__data_hide === true ? mapToIds(c3.data.targets) : __data_hide); - } - - // when gauge, hide legend // TODO: fix - if (hasGaugeType(c3.data.targets)) { - __legend_show = false; - } - - // Init sizes and scales - updateSizes(); - updateScales(); - - // Set domains for each scale - x.domain(d3.extent(getXDomain(c3.data.targets))); - y.domain(getYDomain(c3.data.targets, 'y')); - y2.domain(getYDomain(c3.data.targets, 'y2')); - subX.domain(x.domain()); - subY.domain(y.domain()); - subY2.domain(y2.domain()); - - // Save original x domain for zoom update - orgXDomain = x.domain(); - - // Set initialized scales to brush and zoom - brush.scale(subX); - if (__zoom_enabled) { zoom.scale(x); } - - /*-- Basic Elements --*/ - - // Define svgs - svg = selectChart.append("svg") - .style("overflow", "hidden") - .on('mouseenter', function () { return __onmouseover.call(c3); }) - .on('mouseleave', function () { return __onmouseout.call(c3); }); - - // Define defs - defs = svg.append("defs"); - defs.append("clipPath").attr("id", clipId).append("rect"); - defs.append("clipPath").attr("id", clipIdForXAxis).append("rect"); - defs.append("clipPath").attr("id", clipIdForYAxis).append("rect"); - updateSvgSize(); - - // Define regions - main = svg.append("g").attr("transform", translate.main); - context = svg.append("g").attr("transform", translate.context); - legend = svg.append("g").attr("transform", translate.legend); - - if (!__subchart_show) { - context.style('visibility', 'hidden'); - } - - if (!__legend_show) { - legend.style('visibility', 'hidden'); - hiddenLegendIds = mapToIds(c3.data.targets); - } - - // Define tooltip - tooltip = selectChart - .style("position", "relative") - .append("div") - .style("position", "absolute") - .style("pointer-events", "none") - .style("z-index", "10") - .style("display", "none"); - - // MEMO: call here to update legend box and tranlate for all - // MEMO: translate will be upated by this, so transform not needed in updateLegend() - updateLegend(mapToIds(c3.data.targets), {withTransform: false, withTransitionForTransform: false, withTransition: false}); - - /*-- Main Region --*/ - - // text when empty - main.append("text") - .attr("class", CLASS.text + ' ' + CLASS.empty) - .attr("text-anchor", "middle") // horizontal centering of text at x position in all browsers. - .attr("dominant-baseline", "middle"); // vertical centering of text at y position in all browsers, except IE. - - // Regions - main.append('g') - .attr("clip-path", clipPath) - .attr("class", CLASS.regions); - - // Grids - grid = main.append('g') - .attr("clip-path", clipPath) - .attr('class', CLASS.grid); - if (__grid_x_show) { - grid.append("g").attr("class", CLASS.xgrids); - } - if (__grid_y_show) { - grid.append('g').attr('class', CLASS.ygrids); - } - grid.append('g').attr("class", CLASS.xgridLines); - grid.append('g').attr('class', CLASS.ygridLines); - if (__grid_focus_show) { - grid.append('g') - .attr("class", CLASS.xgridFocus) - .append('line') - .attr('class', CLASS.xgridFocus); - } + if (typeof args.done === 'function') { + args.done(); + } + }; + c3.fn.$$.loadFromArgs = function (args) { + var $$ = this; + if (args.data) { + $$.load($$.convertDataToTargets(args.data), args); + } + else if (args.url) { + $$.convertUrlToData(args.url, args.mimeType, args.keys, function (data) { + $$.load($$.convertDataToTargets(data), args); + }); + } + else if (args.json) { + $$.load($$.convertDataToTargets($$.convertJsonToData(args.json, args.keys)), args); + } + else if (args.rows) { + $$.load($$.convertDataToTargets($$.convertRowsToData(args.rows)), args); + } + else if (args.columns) { + $$.load($$.convertDataToTargets($$.convertColumnsToData(args.columns)), args); + } + else { + $$.load(null, args); + } + }; + c3.fn.$$.unload = function (targetIds, done) { + var $$ = this; + if (typeof done !== 'function') { + done = function () {}; + } + // filter existing target + targetIds = targetIds.filter(function (id) { return $$.hasTarget($$.data.targets, id); }); + // If no target, call done and return + if (!targetIds || targetIds.length === 0) { + done(); + return; + } + $$.svg.selectAll(targetIds.map(function (id) { return $$.selectorTarget(id); })) + .transition() + .style('opacity', 0) + .remove() + .call($$.endall, done); + targetIds.forEach(function (id) { + // Reset fadein for future load + $$.withoutFadeIn[id] = false; + // Remove target's elements + $$.legend.selectAll('.' + $$.CLASS.legendItem + $$.getTargetSelectorSuffix(id)).remove(); + // Remove target + $$.data.targets = $$.data.targets.filter(function (t) { + return t.id !== id; + }); + }); + }; - // Define g for chart area - main.append('g') - .attr("clip-path", clipPath) - .attr('class', CLASS.chart); - - // Cover whole with rects for events - eventRect = main.select('.' + CLASS.chart).append("g") - .attr("class", CLASS.eventRects) - .style('fill-opacity', 0); - - // Define g for bar chart area - main.select('.' + CLASS.chart).append("g") - .attr("class", CLASS.chartBars); - - // Define g for line chart area - main.select('.' + CLASS.chart).append("g") - .attr("class", CLASS.chartLines); - - // Define g for arc chart area - arcs = main.select('.' + CLASS.chart).append("g") - .attr("class", CLASS.chartArcs) - .attr("transform", translate.arc); - arcs.append('text') - .attr('class', CLASS.chartArcsTitle) - .style("text-anchor", "middle") - .text(getArcTitle()); - if (hasGaugeType(c3.data.targets)) { - arcs.append('path') - .attr("class", CLASS.chartArcsBackground) - .attr("d", function () { - var d = { - data: [{value: __gauge_max}], - startAngle: -1 * (Math.PI / 2), - endAngle: Math.PI / 2 - }; - return getArc(d, true, true); - }); - arcs.append("text") - .attr("dy", ".75em") - .attr("class", CLASS.chartArcsGaugeUnit) - .style("text-anchor", "middle") - .style("pointer-events", "none") - .text(__gauge_label_show ? __gauge_units : ''); - arcs.append("text") - .attr("dx", -1 * (innerRadius + ((radius - innerRadius) / 2)) + "px") - .attr("dy", "1.2em") - .attr("class", CLASS.chartArcsGaugeMin) - .style("text-anchor", "middle") - .style("pointer-events", "none") - .text(__gauge_label_show ? __gauge_min : ''); - arcs.append("text") - .attr("dx", innerRadius + ((radius - innerRadius) / 2) + "px") - .attr("dy", "1.2em") - .attr("class", CLASS.chartArcsGaugeMax) - .style("text-anchor", "middle") - .style("pointer-events", "none") - .text(__gauge_label_show ? __gauge_max : ''); - } - main.select('.' + CLASS.chart).append("g") - .attr("class", CLASS.chartTexts); + /** + * c3.data.category.js + */ + c3.fn.$$.categoryName = function (i) { + var $$ = this; + return i < $$.__axis_x_categories.length ? $$.__axis_x_categories[i] : i; + }; - // if zoom privileged, insert rect to forefront - main.insert('rect', __zoom_privileged ? null : 'g.' + CLASS.regions) - .attr('class', CLASS.zoomRect) - .attr('width', width) - .attr('height', height) - .style('opacity', 0) - .on("dblclick.zoom", null); - // Set default extent if defined - if (__axis_x_default) { - brush.extent(typeof __axis_x_default !== 'function' ? __axis_x_default : __axis_x_default(getXDomain())); - } - // Add Axis - axes.x = main.append("g") - .attr("class", CLASS.axis + ' ' + CLASS.axisX) - .attr("clip-path", clipPathForXAxis) - .attr("transform", translate.x) - .style("visibility", __axis_x_show ? 'visible' : 'hidden'); - axes.x.append("text") - .attr("class", CLASS.axisXLabel) - .attr("transform", __axis_rotated ? "rotate(-90)" : "") - .style("text-anchor", textAnchorForXAxisLabel); - - axes.y = main.append("g") - .attr("class", CLASS.axis + ' ' + CLASS.axisY) - .attr("clip-path", clipPathForYAxis) - .attr("transform", translate.y) - .style("visibility", __axis_y_show ? 'visible' : 'hidden'); - axes.y.append("text") - .attr("class", CLASS.axisYLabel) - .attr("transform", __axis_rotated ? "" : "rotate(-90)") - .style("text-anchor", textAnchorForYAxisLabel); - - axes.y2 = main.append("g") - .attr("class", CLASS.axis + ' ' + CLASS.axisY2) - // clip-path? - .attr("transform", translate.y2) - .style("visibility", __axis_y2_show ? 'visible' : 'hidden'); - axes.y2.append("text") - .attr("class", CLASS.axisY2Label) - .attr("transform", __axis_rotated ? "" : "rotate(-90)") - .style("text-anchor", textAnchorForY2AxisLabel); - - /*-- Context Region --*/ - - // Define g for chart area - context.append('g') - .attr("clip-path", clipPath) - .attr('class', CLASS.chart); - - // Define g for bar chart area - context.select('.' + CLASS.chart).append("g") - .attr("class", CLASS.chartBars); - - // Define g for line chart area - context.select('.' + CLASS.chart).append("g") - .attr("class", CLASS.chartLines); - - // Add extent rect for Brush - context.append("g") - .attr("clip-path", clipPath) - .attr("class", CLASS.brush) - .call(brush) - .selectAll("rect") - .attr(__axis_rotated ? "width" : "height", __axis_rotated ? width2 : height2); - - // ATTENTION: This must be called AFTER chart added - // Add Axis - axes.subx = context.append("g") - .attr("class", CLASS.axisX) - .attr("transform", translate.subx) - .attr("clip-path", __axis_rotated ? "" : clipPathForXAxis); - - // Set targets - updateTargets(c3.data.targets); - - // Draw with targets - if (binding) { - updateDimension(); - redraw({ - withTransform: true, - withUpdateXDomain: true, - withUpdateOrgXDomain: true, - withTransitionForAxis: false, - }); - } - // Show tooltip if needed - if (__tooltip_init_show) { - if (isTimeSeries && typeof __tooltip_init_x === 'string') { - __tooltip_init_x = parseDate(__tooltip_init_x); - for (i = 0; i < c3.data.targets[0].values.length; i++) { - if ((c3.data.targets[0].values[i].x - __tooltip_init_x) === 0) { break; } - } - __tooltip_init_x = i; + /** + * c3.shape.js + */ + c3.fn.$$.getShapeIndices = function (typeFilter) { + var $$ = this; + var indices = {}, i = 0, j, k; + $$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$)).forEach(function (d) { + for (j = 0; j < $$.__data_groups.length; j++) { + if ($$.__data_groups[j].indexOf(d.id) < 0) { continue; } + for (k = 0; k < $$.__data_groups[j].length; k++) { + if ($$.__data_groups[j][k] in indices) { + indices[d.id] = indices[$$.__data_groups[j][k]]; + break; + } } - tooltip.html(__tooltip_contents(c3.data.targets.map(function (d) { - return addName(d.values[__tooltip_init_x]); - }), getXAxisTickFormat(), getYFormat(hasArcType(c3.data.targets)), color)); - tooltip.style("top", __tooltip_init_position.top) - .style("left", __tooltip_init_position.left) - .style("display", "block"); } + if ($$.isUndefined(indices[d.id])) { indices[d.id] = i++; } + }); + indices.__max__ = i - 1; + return indices; + }; + c3.fn.$$.getShapeX = function (offset, targetsNum, indices, isSub) { + var $$ = this, scale = isSub ? $$.subX : $$.x; + return function (d) { + var index = d.id in indices ? indices[d.id] : 0; + return d.x || d.x === 0 ? scale(d.x) - offset * (targetsNum / 2 - index) : 0; + }; + }; + c3.fn.$$.getShapeY = function (isSub) { + var $$ = this; + return function (d) { + var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id); + return scale(d.value); + }; + }; + c3.fn.$$.getShapeOffset = function (typeFilter, indices, isSub) { + var $$ = this, + targets = $$.orderTargets($$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$))), + targetIds = targets.map(function (t) { return t.id; }); + return function (d, i) { + var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id), + y0 = scale(0), offset = y0; + targets.forEach(function (t) { + if (t.id === d.id || indices[t.id] !== indices[d.id]) { return; } + if (targetIds.indexOf(t.id) < targetIds.indexOf(d.id) && t.values[i].value * d.value >= 0) { + offset += scale(t.values[i].value) - y0; + } + }); + return offset; + }; + }; - // Bind resize event - if (window.onresize == null) { - window.onresize = generateResize(); - } - if (window.onresize.add) { - window.onresize.add(function () { - __onresize.call(c3); - }); - window.onresize.add(function () { - c3.flush(); - }); - window.onresize.add(function () { - __onresized.call(c3); - }); - } - - // export element of the chart - c3.element = selectChart.node(); - } - - function generateEventRectsForSingleX(eventRectEnter) { - eventRectEnter.append("rect") - .attr("class", classEvent) - .style("cursor", __data_selection_enabled && __data_selection_grouped ? "pointer" : null) - .on('mouseover', function (d) { - var index = d.index, selectedData, newData; - - if (dragging) { return; } // do nothing if dragging - if (hasArcType(c3.data.targets)) { return; } - - selectedData = c3.data.targets.map(function (t) { - return addName(getValueOnIndex(t.values, index)); - }); + c3.fn.$$.getInterpolate = function (d) { + var $$ = this; + return $$.isSplineType(d) ? "cardinal" : $$.isStepType(d) ? "step-after" : "linear"; + }; - // Sort selectedData as names order - newData = []; - Object.keys(__data_names).forEach(function (id) { - for (var j = 0; j < selectedData.length; j++) { - if (selectedData[j] && selectedData[j].id === id) { - newData.push(selectedData[j]); - selectedData.shift(j); - break; - } - } - }); - selectedData = newData.concat(selectedData); // Add remained - // Expand shapes for selection - if (__point_focus_expand_enabled) { expandCircles(index); } - expandBars(index); + c3.fn.$$.circleX = function (d) { + var $$ = this; + return d.x || d.x === 0 ? $$.x(d.x) : null; + }; + c3.fn.$$.circleY = function (d, i) { + var $$ = this, lineIndices = $$.getShapeIndices($$.isLineType), getPoint = $$.generateGetLinePoint(lineIndices); + return $$.__data_groups.length > 0 ? getPoint(d, i)[0][1] : $$.getYScale(d.id)(d.value); + }; + c3.fn.$$.getCircles = function (i, id) { + var $$ = this, CLASS = $$.CLASS; + return (id ? $$.main.selectAll('.' + CLASS.circles + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.circle + ($$.isValue(i) ? '-' + i : '')); + }; + c3.fn.$$.expandCircles = function (i, id) { + var $$ = this, CLASS = $$.CLASS; + $$.getCircles(i, id) + .classed(CLASS.EXPANDED, true) + .attr('r', function (d) { return $$.pointExpandedR(d); }); + }; + c3.fn.$$.unexpandCircles = function (i) { + var $$ = this, CLASS = $$.CLASS; + $$.getCircles(i) + .filter(function () { return $$.d3.select(this).classed(CLASS.EXPANDED); }) + .classed(CLASS.EXPANDED, false) + .attr('r', function (d) { return $$.pointR(d); }); + }; + c3.fn.$$.pointR = function (d) { + var $$ = this; + return $$.__point_show && !$$.isStepType(d) ? (typeof $$.__point_r === 'function' ? $$.__point_r(d) : $$.__point_r) : 0; + }; + c3.fn.$$.pointExpandedR = function (d) { + var $$ = this; + return $$.__point_focus_expand_enabled ? ($$.__point_focus_expand_r ? $$.__point_focus_expand_r : $$.pointR(d) * 1.75) : $$.pointR(d); + }; + c3.fn.$$.pointSelectR = function (d) { + var $$ = this; + return $$.__point_select_r ? $$.__point_select_r : $$.pointR(d) * 4; + }; - // Call event handler - main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { - __data_onmouseover.call(c3, d); - }); - }) - .on('mouseout', function (d) { - var index = d.index; - if (hasArcType(c3.data.targets)) { return; } - hideXGridFocus(); - hideTooltip(); - // Undo expanded shapes - unexpandCircles(index); - unexpandBars(); - // Call event handler - main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { - __data_onmouseout.call(c3, d); - }); - }) - .on('mousemove', function (d) { - var selectedData, index = d.index, eventRect = svg.select('.' + CLASS.eventRect + '-' + index); - if (dragging) { return; } // do nothing when dragging - if (hasArcType(c3.data.targets)) { return; } - // Show tooltip - selectedData = filterTargetsToShow(c3.data.targets).map(function (t) { - return addName(getValueOnIndex(t.values, index)); - }); + c3.fn.$$.getBarW = function (axis, barTargetsNum) { + var $$ = this; + return typeof $$.__bar_width === 'number' ? $$.__bar_width : barTargetsNum ? (axis.tickOffset() * 2 * $$.__bar_width_ratio) / barTargetsNum : 0; + }; + c3.fn.$$.getBars = function (i) { + var $$ = this; + return $$.main.selectAll('.' + this.CLASS.bar + (this.isValue(i) ? '-' + i : '')); + }; + c3.fn.$$.expandBars = function (i) { + this.getBars(i).classed(this.CLASS.EXPANDED, true); + }; + c3.fn.$$.unexpandBars = function (i) { + this.getBars(i).classed(this.CLASS.EXPANDED, false); + }; + c3.fn.$$.generateDrawBar = function (barIndices, isSub) { + var $$ = this, getPoints = this.generateGetBarPoints(barIndices, isSub); + return function (d, i) { + // 4 points that make a bar + var points = getPoints(d, i); + + // switch points if axis is rotated, not applicable for sub chart + var indexX = $$.__axis_rotated ? 1 : 0; + var indexY = $$.__axis_rotated ? 0 : 1; + + var path = 'M ' + points[0][indexX] + ',' + points[0][indexY] + ' ' + + 'L' + points[1][indexX] + ',' + points[1][indexY] + ' ' + + 'L' + points[2][indexX] + ',' + points[2][indexY] + ' ' + + 'L' + points[3][indexX] + ',' + points[3][indexY] + ' ' + + 'z'; + + return path; + }; + }; + c3.fn.$$.generateGetBarPoints = function (barIndices, isSub) { + var $$ = this, + barTargetsNum = barIndices.__max__ + 1, + barW = $$.getBarW($$.xAxis, barTargetsNum), + barX = $$.getShapeX(barW, barTargetsNum, barIndices, !!isSub), + barY = $$.getShapeY(!!isSub), + barOffset = $$.getShapeOffset($$.isBarType, barIndices, !!isSub), + yScale = isSub ? $$.getSubYScale : $$.getYScale; + return function (d, i) { + var y0 = yScale.call($$, d.id)(0), + offset = barOffset(d, i) || y0, // offset is for stacked bar chart + posX = barX(d), posY = barY(d); + // fix posY not to overflow opposite quadrant + if ($$.__axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 4 points that make a bar + return [ + [posX, offset], + [posX, posY - (y0 - offset)], + [posX + barW, posY - (y0 - offset)], + [posX + barW, offset] + ]; + }; + }; - if (__tooltip_grouped) { - showTooltip(selectedData, d3.mouse(this)); - showXGridFocus(selectedData); - } + c3.fn.$$.generateDrawArea = function (areaIndices, isSub) { + var $$ = this, area = $$.d3.svg.area(), + getPoint = $$.generateGetAreaPoint(areaIndices, isSub), + yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale, + xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); }, + value0 = function (d, i) { + return $$.__data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter.call($$, d.id)(0); + }, + value1 = function (d, i) { + return $$.__data_groups.length > 0 ? getPoint(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value); + }; - if (__tooltip_grouped && (!__data_selection_enabled || __data_selection_grouped)) { - return; - } + area = $$.__axis_rotated ? area.x0(value0).x1(value1).y(xValue) : area.x(xValue).y0(value0).y1(value1); - main.selectAll('.' + CLASS.shape + '-' + index) - .each(function () { - d3.select(this).classed(CLASS.EXPANDED, true); - if (__data_selection_enabled) { - eventRect.style('cursor', __data_selection_grouped ? 'pointer' : null); - } - if (!__tooltip_grouped) { - hideXGridFocus(); - hideTooltip(); - if (!__data_selection_grouped) { - unexpandCircles(index); - unexpandBars(); - } - } - }) - .filter(function (d) { - if (this.nodeName === 'circle') { - return isWithinCircle(this, pointSelectR(d)); - } - else if (this.nodeName === 'path') { - return isWithinBar(this); - } - }) - .each(function (d) { - if (__data_selection_enabled && (__data_selection_grouped || __data_selection_isselectable(d))) { - eventRect.style('cursor', 'pointer'); - } - if (!__tooltip_grouped) { - showTooltip([d], d3.mouse(this)); - showXGridFocus([d]); - if (__point_focus_expand_enabled) { expandCircles(index, d.id); } - expandBars(index, d.id); - } - }); - }) - .on('click', function (d) { - var index = d.index; - if (hasArcType(c3.data.targets)) { return; } - if (cancelClick) { - cancelClick = false; - return; - } - main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { toggleShape(this, d, index); }); - }) - .call( - d3.behavior.drag().origin(Object) - .on('drag', function () { drag(d3.mouse(this)); }) - .on('dragstart', function () { dragstart(d3.mouse(this)); }) - .on('dragend', function () { dragend(); }) - ) - .on("dblclick.zoom", null); - } - - function generateEventRectsForMultipleXs(eventRectEnter) { - eventRectEnter.append('rect') - .attr('x', 0) - .attr('y', 0) - .attr('width', width) - .attr('height', height) - .attr('class', CLASS.eventRect) - .on('mouseout', function () { - if (hasArcType(c3.data.targets)) { return; } - hideXGridFocus(); - hideTooltip(); - unexpandCircles(); - }) - .on('mousemove', function () { - var targetsToShow = filterTargetsToShow(c3.data.targets); - var mouse, closest, sameXData, selectedData; - - if (dragging) { return; } // do nothing when dragging - if (hasArcType(targetsToShow)) { return; } - - mouse = d3.mouse(this); - closest = findClosestFromTargets(targetsToShow, mouse); - - if (! closest) { return; } - - if (isScatterType(closest)) { - sameXData = [closest]; - } else { - sameXData = filterSameX(targetsToShow, closest.x); - } + return function (d) { + var data = $$.filterRemoveNull(d.values), x0 = 0, y0 = 0, path; + if ($$.isAreaType(d)) { + path = area.interpolate($$.getInterpolate(d))(data); + } else { + if (data[0]) { + x0 = $$.x(data[0].x); + y0 = $$.getYScale(d.id)(data[0].value); + } + path = $$.__axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; + } + return path ? path : "M 0 0"; + }; + }; - // show tooltip when cursor is close to some point - selectedData = sameXData.map(function (d) { - return addName(d); - }); - showTooltip(selectedData, mouse); + c3.fn.$$.generateDrawLine = function (lineIndices, isSub) { + var $$ = this, line = $$.d3.svg.line(), + getPoint = $$.generateGetLinePoint(lineIndices, isSub), + yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale, + xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); }, + yValue = function (d, i) { + return $$.__data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value); + }; - // expand points - if (__point_focus_expand_enabled) { - unexpandCircles(); - expandCircles(closest.index, closest.id); - } + line = $$.__axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue); + if (!$$.__line_connect_null) { line = line.defined(function (d) { return d.value != null; }); } + return function (d) { + var data = $$.__line_connect_null ? $$.filterRemoveNull(d.values) : d.values, + x = isSub ? $$.x : $$.subX, y = yScaleGetter.call($$, d.id), x0 = 0, y0 = 0, path; + if ($$.isLineType(d)) { + if ($$.__data_regions[d.id]) { + path = $$.lineWithRegions(data, x, y, $$.__data_regions[d.id]); + } else { + path = line.interpolate($$.getInterpolate(d))(data); + } + } else { + if (data[0]) { + x0 = x(data[0].x); + y0 = y(data[0].value); + } + path = $$.__axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; + } + return path ? path : "M 0 0"; + }; + }; - // Show xgrid focus line - showXGridFocus(selectedData); + c3.fn.$$.generateXYForText = function (barIndices, forX) { + var getPoints = this.generateGetBarPoints(barIndices, false), + getter = forX ? this.getXForText : this.getYForText; + return function (d, i) { + return getter(getPoints(d, i), d, this); + }; + }; + c3.fn.$$.getXForText = function (points, d, textElement) { + var box = textElement.getBoundingClientRect(), xPos, padding; + if ($$.__axis_rotated) { + padding = this.isBarType(d) ? 4 : 6; + xPos = points[2][1] + padding * (d.value < 0 ? -1 : 1); + } else { + xPos = points[0][0] + (points[2][0] - points[0][0]) / 2; + } + return xPos > $$.width ? $$.width - box.width : xPos; + }; + c3.fn.$$.getYForText = function (points, d, textElement) { + var box = textElement.getBoundingClientRect(), yPos; + if ($$.__axis_rotated) { + yPos = (points[0][0] + points[2][0] + box.height * 0.6) / 2; + } else { + yPos = points[2][1] + (d.value < 0 ? box.height : this.isBarType(d) ? -3 : -6); + } + return yPos < box.height ? box.height : yPos; + }; - // Show cursor as pointer if point is close to mouse position - if (dist(closest, mouse) < 100) { - svg.select('.' + CLASS.eventRect).style('cursor', 'pointer'); - if (!mouseover) { - __data_onmouseover.call(c3, closest); - mouseover = true; - } - } else { - svg.select('.' + CLASS.eventRect).style('cursor', null); - __data_onmouseout.call(c3, closest); - mouseover = false; - } - }) - .on('click', function () { - var targetsToShow = filterTargetsToShow(c3.data.targets); - var mouse, closest; + c3.fn.$$.generateGetAreaPoint = function (areaIndices, isSub) { // partial duplication of generateGetBarPoints + var $$ = this, + areaTargetsNum = areaIndices.__max__ + 1, + x = $$.getShapeX(0, areaTargetsNum, areaIndices, !!isSub), + y = $$.getShapeY(!!isSub), + areaOffset = $$.getShapeOffset($$.isAreaType, areaIndices, !!isSub), + yScale = isSub ? $$.getSubYScale : $$.getYScale; + return function (d, i) { + var y0 = yScale.call($$, d.id)(0), + offset = areaOffset(d, i) || y0, // offset is for stacked area chart + posX = x(d), posY = y(d); + // fix posY not to overflow opposite quadrant + if ($$.__axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 1 point that marks the area position + return [ + [posX, offset], + [posX, posY - (y0 - offset)] + ]; + }; + }; - if (hasArcType(targetsToShow)) { return; } + c3.fn.$$.generateGetLinePoint = function (lineIndices, isSub) { // partial duplication of generateGetBarPoints + var $$ = this, + lineTargetsNum = lineIndices.__max__ + 1, + x = $$.getShapeX(0, lineTargetsNum, lineIndices, !!isSub), + y = $$.getShapeY(!!isSub), + lineOffset = $$.getShapeOffset($$.isLineType, lineIndices, !!isSub), + yScale = isSub ? $$.getSubYScale : $$.getYScale; + return function (d, i) { + var y0 = yScale.call($$, d.id)(0), + offset = lineOffset(d, i) || y0, // offset is for stacked area chart + posX = x(d), posY = y(d); + // fix posY not to overflow opposite quadrant + if ($$.__axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 1 point that marks the line position + return [ + [posX, posY - (y0 - offset)] + ]; + }; + }; - mouse = d3.mouse(this); - closest = findClosestFromTargets(targetsToShow, mouse); - if (! closest) { return; } + c3.fn.$$.lineWithRegions = function (d, x, y, _regions) { + var prev = -1, i, j; + var s = "M", sWithRegion; + var xp, yp, dx, dy, dd, diff, diffx2; + var xValue, yValue; + var regions = []; - // select if selection enabled - if (dist(closest, mouse) < 100) { - main.select('.' + CLASS.circles + '-' + getTargetSelectorSuffix(closest.id)).select('.' + CLASS.circle + '-' + closest.index).each(function () { - toggleShape(this, closest, closest.index); - }); - } - }) - .call( - d3.behavior.drag().origin(Object) - .on('drag', function () { drag(d3.mouse(this)); }) - .on('dragstart', function () { dragstart(d3.mouse(this)); }) - .on('dragend', function () { dragend(); }) - ) - .on("dblclick.zoom", null); - } - - function toggleShape(that, d, i) { - var shape = d3.select(that), isSelected = shape.classed(CLASS.SELECTED), isWithin, toggle; - if (that.nodeName === 'circle') { - isWithin = isWithinCircle(that, pointSelectR(d) * 1.5); - toggle = togglePoint; - } - else if (that.nodeName === 'path') { - if (shape.classed(CLASS.bar)) { - isWithin = isWithinBar(that); - toggle = toggleBar; - } else { // would be arc - isWithin = true; - toggle = toggleArc; + // Check start/end of regions + if (this.isDefined(_regions)) { + for (i = 0; i < _regions.length; i++) { + regions[i] = {}; + if (this.isUndefined(_regions[i].start)) { + regions[i].start = d[0].x; + } else { + regions[i].start = $$.isTimeSeries ? this.parseDate(_regions[i].start) : _regions[i].start; } - } - if (__data_selection_grouped || isWithin) { - if (__data_selection_enabled && __data_selection_isselectable(d)) { - if (!__data_selection_multiple) { - main.selectAll('.' + CLASS.shapes + (__data_selection_grouped ? getTargetSelectorSuffix(d.id) : "")).selectAll('.' + CLASS.shape).each(function (d, i) { - var shape = d3.select(this); - if (shape.classed(CLASS.SELECTED)) { toggle(false, shape.classed(CLASS.SELECTED, false), d, i); } - }); - } - shape.classed(CLASS.SELECTED, !isSelected); - toggle(!isSelected, shape, d, i); + if (this.isUndefined(_regions[i].end)) { + regions[i].end = d[d.length - 1].x; + } else { + regions[i].end = $$.isTimeSeries ? this.parseDate(_regions[i].end) : _regions[i].end; } - __data_onclick.call(c3, d, that); } } - function drag(mouse) { - var sx, sy, mx, my, minX, maxX, minY, maxY; - - if (hasArcType(c3.data.targets)) { return; } - if (! __data_selection_enabled) { return; } // do nothing if not selectable - if (__zoom_enabled && ! zoom.altDomain) { return; } // skip if zoomable because of conflict drag dehavior - if (!__data_selection_multiple) { return; } // skip when single selection because drag is used for multiple selection - - sx = dragStart[0]; - sy = dragStart[1]; - mx = mouse[0]; - my = mouse[1]; - minX = Math.min(sx, mx); - maxX = Math.max(sx, mx); - minY = (__data_selection_grouped) ? margin.top : Math.min(sy, my); - maxY = (__data_selection_grouped) ? height : Math.max(sy, my); - - main.select('.' + CLASS.dragarea) - .attr('x', minX) - .attr('y', minY) - .attr('width', maxX - minX) - .attr('height', maxY - minY); - // TODO: binary search when multiple xs - main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape) - .filter(function (d) { return __data_selection_isselectable(d); }) - .each(function (d, i) { - var shape = d3.select(this), - isSelected = shape.classed(CLASS.SELECTED), - isIncluded = shape.classed(CLASS.INCLUDED), - _x, _y, _w, _h, toggle, isWithin = false, box; - if (shape.classed(CLASS.circle)) { - _x = shape.attr("cx") * 1; - _y = shape.attr("cy") * 1; - toggle = togglePoint; - isWithin = minX < _x && _x < maxX && minY < _y && _y < maxY; - } - else if (shape.classed(CLASS.bar)) { - box = getPathBox(this); - _x = box.x; - _y = box.y; - _w = box.width; - _h = box.height; - toggle = toggleBar; - isWithin = !(maxX < _x || _x + _w < minX) && !(maxY < _y || _y + _h < minY); - } else { - // line/area selection not supported yet - return; - } - if (isWithin ^ isIncluded) { - shape.classed(CLASS.INCLUDED, !isIncluded); - // TODO: included/unincluded callback here - shape.classed(CLASS.SELECTED, !isSelected); - toggle(!isSelected, shape, d, i); - } - }); - } - - function dragstart(mouse) { - if (hasArcType(c3.data.targets)) { return; } - if (! __data_selection_enabled) { return; } // do nothing if not selectable - dragStart = mouse; - main.select('.' + CLASS.chart).append('rect') - .attr('class', CLASS.dragarea) - .style('opacity', 0.1); - dragging = true; - __data_ondragstart.call(c3); - } + // Set scales + xValue = $$.__axis_rotated ? function (d) { return y(d.value); } : function (d) { return x(d.x); }; + yValue = $$.__axis_rotated ? function (d) { return x(d.x); } : function (d) { return y(d.value); }; - function dragend() { - if (hasArcType(c3.data.targets)) { return; } - if (! __data_selection_enabled) { return; } // do nothing if not selectable - main.select('.' + CLASS.dragarea) - .transition().duration(100) - .style('opacity', 0) - .remove(); - main.selectAll('.' + CLASS.shape) - .classed(CLASS.INCLUDED, false); - dragging = false; - __data_ondragend.call(c3); - } - - function smoothLines(el, type) { - if (type === 'grid') { - el.each(function () { - var g = d3.select(this), - x1 = g.attr('x1'), - x2 = g.attr('x2'), - y1 = g.attr('y1'), - y2 = g.attr('y2'); - g.attr({ - 'x1': Math.ceil(x1), - 'x2': Math.ceil(x2), - 'y1': Math.ceil(y1), - 'y2': Math.ceil(y2), - }); - }); - } + // Define svg generator function for region + if ($$.isTimeSeries) { + sWithRegion = function (d0, d1, j, diff) { + var x0 = d0.x.getTime(), x_diff = d1.x - d0.x, + xv0 = new Date(x0 + x_diff * j), + xv1 = new Date(x0 + x_diff * (j + diff)); + return "M" + x(xv0) + " " + y(yp(j)) + " " + x(xv1) + " " + y(yp(j + diff)); + }; + } else { + sWithRegion = function (d0, d1, j, diff) { + return "M" + x(xp(j), true) + " " + y(yp(j)) + " " + x(xp(j + diff), true) + " " + y(yp(j + diff)); + }; } - function redraw(options, transitions) { - var xgrid, xgridAttr, xgridData, xgridLines, xgridLine, ygrid, ygridLines, ygridLine, flushXGrid; - var mainLine, mainArea, mainCircle, mainBar, mainArc, mainRegion, mainText, contextLine, contextArea, contextBar, eventRect, eventRectUpdate; - var areaIndices = getShapeIndices(isAreaType), barIndices = getShapeIndices(isBarType), lineIndices = getShapeIndices(isLineType), maxDataCountTarget, tickOffset; - var rectX, rectW; - var withY, withSubchart, withTransition, withTransitionForExit, withTransitionForAxis, withTransform, withUpdateXDomain, withUpdateOrgXDomain, withLegend; - var hideAxis = hasArcType(c3.data.targets); - var drawArea, drawAreaOnSub, drawBar, drawBarOnSub, drawLine, drawLineOnSub, xForText, yForText; - var duration, durationForExit, durationForAxis, waitForDraw; - var targetsToShow = filterTargetsToShow(c3.data.targets), tickValues, i, intervalForCulling; - - xgrid = xgridLines = mainCircle = mainText = getEmptySelection(); - - options = options || {}; - withY = getOption(options, "withY", true); - withSubchart = getOption(options, "withSubchart", true); - withTransition = getOption(options, "withTransition", true); - withTransform = getOption(options, "withTransform", false); - withUpdateXDomain = getOption(options, "withUpdateXDomain", false); - withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", false); - withLegend = getOption(options, "withLegend", false); - withTransitionForExit = getOption(options, "withTransitionForExit", withTransition); - withTransitionForAxis = getOption(options, "withTransitionForAxis", withTransition); - - duration = withTransition ? __transition_duration : 0; - durationForExit = withTransitionForExit ? duration : 0; - durationForAxis = withTransitionForAxis ? duration : 0; - - transitions = transitions || generateAxisTransitions(durationForAxis); - - // update legend and transform each g - if (withLegend && __legend_show) { - updateLegend(mapToIds(c3.data.targets), options, transitions); - } + // Generate + for (i = 0; i < d.length; i++) { - // MEMO: needed for grids calculation - if (isCategorized && targetsToShow.length === 0) { - x.domain([0, axes.x.selectAll('.tick').size()]); + // Draw as normal + if (this.isUndefined(regions) || ! this.isWithinRegions(d[i].x, regions)) { + s += " " + xValue(d[i]) + " " + yValue(d[i]); } + // Draw with region // TODO: Fix for horizotal charts + else { + xp = this.getScale(d[i - 1].x, d[i].x, $$.isTimeSeries); + yp = this.getScale(d[i - 1].value, d[i].value); - if (targetsToShow.length) { - updateXDomain(targetsToShow, withUpdateXDomain, withUpdateOrgXDomain); - // update axis tick values according to options - if (!__axis_x_tick_values && (__axis_x_tick_fit || __axis_x_tick_count)) { - tickValues = generateTickValues(mapTargetsToUniqueXs(targetsToShow), __axis_x_tick_count); - xAxis.tickValues(tickValues); - subXAxis.tickValues(tickValues); - } - } else { - xAxis.tickValues([]); - subXAxis.tickValues([]); - } + dx = x(d[i].x) - x(d[i - 1].x); + dy = y(d[i].value) - y(d[i - 1].value); + dd = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2)); + diff = 2 / dd; + diffx2 = diff * 2; - y.domain(getYDomain(targetsToShow, 'y')); - y2.domain(getYDomain(targetsToShow, 'y2')); - - // axes - axes.x.style("opacity", hideAxis ? 0 : 1); - axes.y.style("opacity", hideAxis ? 0 : 1); - axes.y2.style("opacity", hideAxis ? 0 : 1); - axes.subx.style("opacity", hideAxis ? 0 : 1); - transitions.axisX.call(xAxis); - transitions.axisY.call(yAxis); - transitions.axisY2.call(y2Axis); - transitions.axisSubX.call(subXAxis); - - // Update axis label - updateAxisLabels(withTransition); - - // show/hide if manual culling needed - if (withUpdateXDomain && targetsToShow.length) { - if (__axis_x_tick_culling && tickValues) { - for (i = 1; i < tickValues.length; i++) { - if (tickValues.length / i < __axis_x_tick_culling_max) { - intervalForCulling = i; - break; - } - } - svg.selectAll('.' + CLASS.axisX + ' .tick text').each(function (e) { - var index = tickValues.indexOf(e); - if (index >= 0) { - d3.select(this).style('display', index % intervalForCulling ? 'none' : 'block'); - } - }); - } else { - svg.selectAll('.' + CLASS.axisX + ' .tick text').style('display', 'block'); + for (j = diff; j <= 1; j += diffx2) { + s += sWithRegion(d[i - 1], d[i], j, diff); } } + prev = d[i].x; + } - // rotate tick text if needed - if (!__axis_rotated && __axis_x_tick_rotate) { - rotateTickText(axes.x, transitions.axisX, __axis_x_tick_rotate); - } + return s; + }; - // setup drawer - MEMO: these must be called after axis updated - drawArea = generateDrawArea(areaIndices, false); - drawBar = generateDrawBar(barIndices); - drawLine = generateDrawLine(lineIndices, false); - xForText = generateXYForText(barIndices, true); - yForText = generateXYForText(barIndices, false); - - // Update sub domain - subY.domain(y.domain()); - subY2.domain(y2.domain()); - - // tooltip - tooltip.style("display", "none"); - - // xgrid focus - updateXgridFocus(); - - // Data empty label positioning and text. - main.select("text." + CLASS.text + '.' + CLASS.empty) - .attr("x", width / 2) - .attr("y", height / 2) - .text(__data_empty_label_text) - .transition() - .style('opacity', targetsToShow.length ? 0 : 1); - - // grid - main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); - if (__grid_x_show) { - xgridAttr = __axis_rotated ? { - 'x1': 0, - 'x2': width, - 'y1': function (d) { return x(d) - tickOffset; }, - 'y2': function (d) { return x(d) - tickOffset; } - } : { - 'x1': function (d) { return x(d) + tickOffset; }, - 'x2': function (d) { return x(d) + tickOffset; }, - 'y1': 0, - 'y2': height - }; - // this is used to flow - flushXGrid = function (withoutUpdate) { - xgridData = generateGridData(__grid_x_type, x); - tickOffset = isCategorized ? xAxis.tickOffset() : 0; - xgrid = main.select('.' + CLASS.xgrids).selectAll('.' + CLASS.xgrid) - .data(xgridData); - xgrid.enter().append('line').attr("class", CLASS.xgrid); - if (!withoutUpdate) { - xgrid.attr(xgridAttr) - .style("opacity", function () { return +d3.select(this).attr(__axis_rotated ? 'y1' : 'x1') === (__axis_rotated ? height : 0) ? 0 : 1; }); - } - xgrid.exit().remove(); - }; - flushXGrid(); - } - xgridLines = main.select('.' + CLASS.xgridLines).selectAll('.' + CLASS.xgridLine) - .data(__grid_x_lines); - // enter - xgridLine = xgridLines.enter().append('g') - .attr("class", function (d) { return CLASS.xgridLine + (d.class ? ' ' + d.class : ''); }); - xgridLine.append('line') - .style("opacity", 0); - xgridLine.append('text') - .attr("text-anchor", "end") - .attr("transform", __axis_rotated ? "" : "rotate(-90)") - .attr('dx', __axis_rotated ? 0 : -margin.top) - .attr('dy', -5) - .style("opacity", 0); - // udpate - // done in d3.transition() of the end of this function - // exit - xgridLines.exit().transition().duration(duration) - .style("opacity", 0) - .remove(); - // Y-Grid - if (withY && __grid_y_show) { - ygrid = main.select('.' + CLASS.ygrids).selectAll('.' + CLASS.ygrid) - .data(y.ticks(__grid_y_ticks)); - ygrid.enter().append('line') - .attr('class', CLASS.ygrid); - ygrid.attr("x1", __axis_rotated ? y : 0) - .attr("x2", __axis_rotated ? y : width) - .attr("y1", __axis_rotated ? 0 : y) - .attr("y2", __axis_rotated ? height : y); - ygrid.exit().remove(); - smoothLines(ygrid, 'grid'); - } - if (withY) { - ygridLines = main.select('.' + CLASS.ygridLines).selectAll('.' + CLASS.ygridLine) - .data(__grid_y_lines); - // enter - ygridLine = ygridLines.enter().append('g') - .attr("class", function (d) { return CLASS.ygridLine + (d.class ? ' ' + d.class : ''); }); - ygridLine.append('line') - .style("opacity", 0); - ygridLine.append('text') - .attr("text-anchor", "end") - .attr("transform", __axis_rotated ? "rotate(-90)" : "") - .attr('dx', __axis_rotated ? 0 : -margin.top) - .attr('dy', -5) - .style("opacity", 0); - // update - ygridLines.select('line') - .transition().duration(duration) - .attr("x1", __axis_rotated ? yv : 0) - .attr("x2", __axis_rotated ? yv : width) - .attr("y1", __axis_rotated ? 0 : yv) - .attr("y2", __axis_rotated ? height : yv) - .style("opacity", 1); - ygridLines.select('text') - .transition().duration(duration) - .attr("x", __axis_rotated ? 0 : width) - .attr("y", yv) - .text(function (d) { return d.text; }) - .style("opacity", 1); - // exit - ygridLines.exit().transition().duration(duration) - .style("opacity", 0) - .remove(); - } - // rect for regions - mainRegion = main.select('.' + CLASS.regions).selectAll('.' + CLASS.region) - .data(__regions); - mainRegion.enter().append('g') - .attr('class', classRegion) - .append('rect') - .style("fill-opacity", 0); - mainRegion.exit().transition().duration(duration) - .style("opacity", 0) - .remove(); - // bars - mainBar = main.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) - .data(barData); - mainBar.enter().append('path') - .attr("class", classBar) - .style("stroke", function (d) { return color(d.id); }) - .style("fill", function (d) { return color(d.id); }); - mainBar - .style("opacity", initialOpacity); - mainBar.exit().transition().duration(durationForExit) - .style('opacity', 0) - .remove(); + c3.fn.$$.isWithinCircle = function (_this, _r) { + var mouse = $$.d3.mouse(_this), d3_this = $$.d3.select(_this); + var cx = d3_this.attr("cx") * 1, cy = d3_this.attr("cy") * 1; + return Math.sqrt(Math.pow(cx - mouse[0], 2) + Math.pow(cy - mouse[1], 2)) < _r; + }; + c3.fn.$$.isWithinBar = function (_this) { + var mouse = $$.d3.mouse(_this), box = _this.getBoundingClientRect(), + seg0 = _this.pathSegList.getItem(0), seg1 = _this.pathSegList.getItem(1); + var x = seg0.x, y = Math.min(seg0.y, seg1.y), w = box.width, h = box.height, offset = 2; + var sx = x - offset, ex = x + w + offset, sy = y + h + offset, ey = y - offset; + return sx < mouse[0] && mouse[0] < ex && ey < mouse[1] && mouse[1] < sy; + }; + c3.fn.$$.isWithinRegions = function (x, regions) { + var i; + for (i = 0; i < regions.length; i++) { + if (regions[i].start < x && x <= regions[i].end) { return true; } + } + return false; + }; - // lines, areas and cricles - mainLine = main.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) - .data(lineData); - mainLine.enter().append('path') - .attr('class', classLine) - .style("stroke", color); - mainLine - .style("opacity", initialOpacity) - .attr('transform', null); - mainLine.exit().transition().duration(durationForExit) - .style('opacity', 0) - .remove(); - mainArea = main.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) - .data(lineData); - mainArea.enter().append('path') - .attr("class", classArea) - .style("fill", color) - .style("opacity", function () { orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); - mainArea - .style("opacity", orgAreaOpacity); - mainArea.exit().transition().duration(durationForExit) - .style('opacity', 0) - .remove(); - if (__point_show) { - mainCircle = main.selectAll('.' + CLASS.circles).selectAll('.' + CLASS.circle) - .data(lineOrScatterData); - mainCircle.enter().append("circle") - .attr("class", classCircle) - .attr("r", pointR) - .style("fill", color); - mainCircle - .style("opacity", initialOpacity); - mainCircle.exit().remove(); - } - if (hasDataLabel()) { - mainText = main.selectAll('.' + CLASS.texts).selectAll('.' + CLASS.text) - .data(barOrLineData); - mainText.enter().append('text') - .attr("class", classText) - .attr('text-anchor', function (d) { return __axis_rotated ? (d.value < 0 ? 'end' : 'start') : 'middle'; }) - .style("stroke", 'none') - .style("fill", color) - .style("fill-opacity", 0); - mainText - .text(function (d) { return formatByAxisId(getAxisId(d.id))(d.value, d.id); }); - mainText.exit() - .transition().duration(durationForExit) - .style('fill-opacity', 0) - .remove(); - } + c3.fn.$$.findSameXOfValues = function (values, index) { + var i, targetX = values[index].x, sames = []; + for (i = index - 1; i >= 0; i--) { + if (targetX !== values[i].x) { break; } + sames.push(values[i]); + } + for (i = index; i < values.length; i++) { + if (targetX !== values[i].x) { break; } + sames.push(values[i]); + } + return sames; + }; - // arc - mainArc = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arc) - .data(arcData); - mainArc.enter().append('path') - .attr("class", classArc) - .style("fill", function (d) { return color(d.data); }) - .style("cursor", function (d) { return __data_selection_isselectable(d) ? "pointer" : null; }) - .style("opacity", 0) - .each(function (d) { - if (isGaugeType(d.data)) { - d.startAngle = d.endAngle = -1 * (Math.PI / 2); - } - this._current = d; - }) - .on('mouseover', function (d) { - var updated, arcData; - if (transiting) { // skip while transiting - return; - } - updated = updateAngle(d); - arcData = convertToArcData(updated); - // transitions - expandArc(updated.data.id); - toggleFocusLegend(updated.data.id, true); - __data_onmouseover.call(c3, arcData, this); - }) - .on('mousemove', function (d) { - var updated = updateAngle(d), arcData = convertToArcData(updated), selectedData = [arcData]; - showTooltip(selectedData, d3.mouse(this)); - }) - .on('mouseout', function (d) { - var updated, arcData; - if (transiting) { // skip while transiting - return; - } - updated = updateAngle(d); - arcData = convertToArcData(updated); - // transitions - unexpandArc(updated.data.id); - revertLegend(); - hideTooltip(); - __data_onmouseout.call(c3, arcData, this); - }) - .on('click', function (d, i) { - var updated = updateAngle(d), arcData = convertToArcData(updated); - toggleShape(this, arcData, i); // onclick called in toogleShape() - }); - mainArc - .attr("transform", function (d) { return !isGaugeType(d.data) && withTransform ? "scale(0)" : ""; }) - .style("opacity", function (d) { return d === this._current ? 0 : 1; }) - .each(function () { transiting = true; }) - .transition().duration(duration) - .attrTween("d", function (d) { - var updated = updateAngle(d), interpolate; + c3.fn.$$.findClosestOfValues = function (values, pos, _min, _max) { // MEMO: values must be sorted by x + var min = _min ? _min : 0, + max = _max ? _max : values.length - 1, + med = Math.floor((max - min) / 2) + min, + value = values[med], + diff = $$.x(value.x) - pos[$$.__axis_rotated ? 1 : 0], + candidates; - if (! updated) { - return function () { return "M 0 0"; }; - } -/* - if (this._current === d) { - this._current = { - startAngle: Math.PI*2, - endAngle: Math.PI*2, - }; - } -*/ - if (isNaN(this._current.endAngle)) { - this._current.endAngle = this._current.startAngle; - } - interpolate = d3.interpolate(this._current, updated); - this._current = interpolate(0); - return function (t) { return getArc(interpolate(t), true); }; - }) - .attr("transform", withTransform ? "scale(1)" : "") - .style("fill", function (d) { - return levelColor ? levelColor(d.data.values[0].value) : color(d.data.id); - }) // Where gauge reading color would receive customization. - .style("opacity", 1) - .call(endall, function () { - transiting = false; - }); - mainArc.exit().transition().duration(durationForExit) - .style('opacity', 0) - .remove(); - main.selectAll('.' + CLASS.chartArc).select('text') - .style("opacity", 0) - .attr('class', function (d) { return isGaugeType(d.data) ? CLASS.gaugeValue : ''; }) - .text(textForArcLabel) - .attr("transform", transformForArcLabel) - .transition().duration(duration) - .style("opacity", function (d) { return isTargetToShow(d.data.id) && isArcType(d.data) ? 1 : 0; }); - main.select('.' + CLASS.chartArcsTitle) - .style("opacity", hasDonutType(c3.data.targets) || hasGaugeType(c3.data.targets) ? 1 : 0); - - // subchart - if (__subchart_show) { - // reflect main chart to extent on subchart if zoomed - if (d3.event && d3.event.type === 'zoom') { - brush.extent(x.orgDomain()).update(); - } - // update subchart elements if needed - if (withSubchart) { + // Update range for search + diff > 0 ? max = med : min = med; - // rotate tick text if needed - if (!__axis_rotated && __axis_x_tick_rotate) { - rotateTickText(axes.subx, transitions.axisSubX, __axis_x_tick_rotate); - } + // if candidates are two closest min and max, stop recursive call + if ((max - min) === 1 || (min === 0 && max === 0)) { - // extent rect - if (!brush.empty()) { - brush.extent(x.orgDomain()).update(); - } - // setup drawer - MEMO: this must be called after axis updated - drawAreaOnSub = generateDrawArea(areaIndices, true); - drawBarOnSub = generateDrawBar(barIndices, true); - drawLineOnSub = generateDrawLine(lineIndices, true); - // bars - contextBar = context.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) - .data(barData); - contextBar.enter().append('path') - .attr("class", classBar) - .style("stroke", 'none') - .style("fill", color); - contextBar - .style("opacity", initialOpacity) - .transition().duration(duration) - .attr('d', drawBarOnSub) - .style('opacity', 1); - contextBar.exit().transition().duration(duration) - .style('opacity', 0) - .remove(); - // lines - contextLine = context.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) - .data(lineData); - contextLine.enter().append('path') - .attr('class', classLine) - .style('stroke', color); - contextLine - .style("opacity", initialOpacity) - .transition().duration(duration) - .attr("d", drawLineOnSub) - .style('opacity', 1); - contextLine.exit().transition().duration(duration) - .style('opacity', 0) - .remove(); - // area - contextArea = context.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) - .data(lineData); - contextArea.enter().append('path') - .attr("class", classArea) - .style("fill", color) - .style("opacity", function () { orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); - contextArea - .style("opacity", 0) - .transition().duration(duration) - .attr("d", drawAreaOnSub) - .style("fill", color) - .style("opacity", orgAreaOpacity); - contextArea.exit().transition().duration(durationForExit) - .style('opacity', 0) - .remove(); - } + // Get candidates that has same min and max index + candidates = []; + if (values[min].x || values[min].x === 0) { + candidates = candidates.concat(this.findSameXOfValues(values, min)); + } + if (values[max].x || values[max].x === 0) { + candidates = candidates.concat(this.findSameXOfValues(values, max)); } - // circles for select - main.selectAll('.' + CLASS.selectedCircles) - .filter(function (d) { return isBarType(d); }) - .selectAll('circle') - .remove(); - - if (__interaction_enabled) { - // rect for mouseover - eventRect = main.select('.' + CLASS.eventRects) - .style('cursor', __zoom_enabled ? __axis_rotated ? 'ns-resize' : 'ew-resize' : null); - if (notEmpty(__data_xs) && !isSingleX(__data_xs)) { - - if (!eventRect.classed(CLASS.eventRectsMultiple)) { - eventRect.classed(CLASS.eventRectsMultiple, true).classed(CLASS.eventRectsSingle, false) - .selectAll('.' + CLASS.eventRect).remove(); - } + // Determine the closest and return + return this.findClosest(candidates, pos); + } - eventRectUpdate = main.select('.' + CLASS.eventRects).selectAll('.' + CLASS.eventRect) - .data([0]); - // enter : only one rect will be added - generateEventRectsForMultipleXs(eventRectUpdate.enter()); - // update - eventRectUpdate - .attr('x', 0) - .attr('y', 0) - .attr('width', width) - .attr('height', height); - // exit : not needed because always only one rect exists - } else { + return this.findClosestOfValues(values, pos, min, max); + }; + c3.fn.$$.findClosestFromTargets = function (targets, pos) { + var candidates; - if (!eventRect.classed(CLASS.eventRectsSingle)) { - eventRect.classed(CLASS.eventRectsMultiple, false).classed(CLASS.eventRectsSingle, true) - .selectAll('.' + CLASS.eventRect).remove(); - } + // map to array of closest points of each target + candidates = targets.map(function (target) { + return this.findClosestOfValues(target.values, pos); + }); - if ((isCustomX() || isTimeSeries) && !isCategorized) { - rectW = function (d) { - var prevX = getPrevX(d.index), nextX = getNextX(d.index), dx = c3.data.xs[d.id][d.index], - w = (x(nextX ? nextX : dx) - x(prevX ? prevX : dx)) / 2; - return w < 0 ? 0 : w; - }; - rectX = function (d) { - var prevX = getPrevX(d.index), dx = c3.data.xs[d.id][d.index]; - return (x(dx) + x(prevX ? prevX : dx)) / 2; - }; - } else { - rectW = getEventRectWidth(); - rectX = function (d) { - return x(d.x) - (rectW / 2); - }; - } - // Set data - maxDataCountTarget = getMaxDataCountTarget(c3.data.targets); - main.select('.' + CLASS.eventRects) - .datum(maxDataCountTarget ? maxDataCountTarget.values : []); - // Update rects - eventRectUpdate = main.select('.' + CLASS.eventRects).selectAll('.' + CLASS.eventRect) - .data(function (d) { return d; }); - // enter - generateEventRectsForSingleX(eventRectUpdate.enter()); - // update - eventRectUpdate - .attr('class', classEvent) - .attr("x", __axis_rotated ? 0 : rectX) - .attr("y", __axis_rotated ? rectX : 0) - .attr("width", __axis_rotated ? width : rectW) - .attr("height", __axis_rotated ? rectW : height); - // exit - eventRectUpdate.exit().remove(); - } + // decide closest point and return + return this.findClosest(candidates, pos); + }; + c3.fn.$$.findClosest = function (values, pos) { + var minDist, closest; + values.forEach(function (v) { + var d = this.dist(v, pos); + if (d < minDist || ! minDist) { + minDist = d; + closest = v; } + }); + return closest; + }; + c3.fn.$$.dist = function (data, pos) { + var yScale = this.getAxisId(data.id) === 'y' ? $$.y : $$.y2, + xIndex = $$.__axis_rotated ? 1 : 0, + yIndex = $$.__axis_rotated ? 0 : 1; + return Math.pow($$.x(data.x) - pos[xIndex], 2) + Math.pow(yScale(data.value) - pos[yIndex], 2); + }; - // transition should be derived from one transition - d3.transition().duration(duration).each(function () { - var transitions = []; - - transitions.push(mainBar.transition() - .attr('d', drawBar) - .style("fill", color) - .style("opacity", 1)); - transitions.push(mainLine.transition() - .attr("d", drawLine) - .style("stroke", color) - .style("opacity", 1)); - transitions.push(mainArea.transition() - .attr("d", drawArea) - .style("fill", color) - .style("opacity", orgAreaOpacity)); - transitions.push(mainCircle.transition() - .style('opacity', opacityForCircle) - .style("fill", color) - .attr("cx", __axis_rotated ? circleY : circleX) - .attr("cy", __axis_rotated ? circleX : circleY)); - transitions.push(main.selectAll('.' + CLASS.selectedCircle).transition() - .attr("cx", __axis_rotated ? circleY : circleX) - .attr("cy", __axis_rotated ? circleX : circleY)); - transitions.push(mainText.transition() - .attr('x', xForText) - .attr('y', yForText) - .style("fill", color) - .style("fill-opacity", options.flow ? 0 : opacityForText)); - transitions.push(mainRegion.selectAll('rect').transition() - .attr("x", regionX) - .attr("y", regionY) - .attr("width", regionWidth) - .attr("height", regionHeight) - .style("fill-opacity", function (d) { return isValue(d.opacity) ? d.opacity : 0.1; })); - transitions.push(xgridLines.select('line').transition() - .attr("x1", __axis_rotated ? 0 : xv) - .attr("x2", __axis_rotated ? width : xv) - .attr("y1", __axis_rotated ? xv : margin.top) - .attr("y2", __axis_rotated ? xv : height) - .style("opacity", 1)); - transitions.push(xgridLines.select('text').transition() - .attr("x", __axis_rotated ? width : 0) - .attr("y", xv) - .text(function (d) { return d.text; }) - .style("opacity", 1)); - // Wait for end of transitions if called from flow API - if (options.flow) { - waitForDraw = generateWait(); - transitions.forEach(function (t) { - waitForDraw.add(t); - }); - } - }) - .call(waitForDraw ? waitForDraw : function () {}, function () { // only for flow - var translateX, scaleX = 1, transform, - flowIndex = options.flow.index, - flowLength = options.flow.length, - flowStart = getValueOnIndex(c3.data.targets[0].values, flowIndex), - flowEnd = getValueOnIndex(c3.data.targets[0].values, flowIndex + flowLength), - orgDomain = x.domain(), domain, - durationForFlow = options.flow.duration || duration, - done = options.flow.done || function () {}, - wait = generateWait(); - - // remove head data after rendered - c3.data.targets.forEach(function (d) { - d.values.splice(0, flowLength); - }); - // update x domain to generate axis elements for flow - domain = updateXDomain(targetsToShow, true, true); - // update elements related to x scale - if (flushXGrid) { flushXGrid(true); } + c3.fn.$$.setTargetType = function (targetIds, type) { + var $$ = this; + $$.mapToTargetIds(targetIds).forEach(function (id) { + $$.withoutFadeIn[id] = (type === $$.__data_types[id]); + $$.__data_types[id] = type; + }); + if (!targetIds) { + $$.__data_type = type; + } + }; + c3.fn.$$.hasType = function (targets, type) { + var $$ = this, has = false; + targets.forEach(function (t) { + if ($$.__data_types[t.id] === type) { has = true; } + if (!(t.id in $$.__data_types) && type === 'line') { has = true; } + }); + return has; + }; - // generate transform to flow - if (!options.flow.orgDataCount) { // if empty - if (c3.data.targets[0].values.length !== 1) { - translateX = x(orgDomain[0]) - x(domain[0]); - } else { - if (isTimeSeries) { - flowStart = getValueOnIndex(c3.data.targets[0].values, 0); - flowEnd = getValueOnIndex(c3.data.targets[0].values, c3.data.targets[0].values.length - 1); - translateX = x(flowStart.x) - x(flowEnd.x); - } else { - translateX = diffDomain(domain) / 2; - } - } - } else if (options.flow.orgDataCount === 1 || flowStart.x === flowEnd.x) { - translateX = x(orgDomain[0]) - x(domain[0]); - } else { - if (isTimeSeries) { - translateX = (x(orgDomain[0]) - x(domain[0])); - } else { - translateX = (x(flowStart.x) - x(flowEnd.x)); - } - } - scaleX = (diffDomain(orgDomain) / diffDomain(domain)); - transform = 'translate(' + translateX + ',0) scale(' + scaleX + ',1)'; - - d3.transition().ease('linear').duration(durationForFlow).each(function () { - wait.add(axes.x.transition().call(xAxis)); - wait.add(mainBar.transition().attr('transform', transform)); - wait.add(mainLine.transition().attr('transform', transform)); - wait.add(mainArea.transition().attr('transform', transform)); - wait.add(mainCircle.transition().attr('transform', transform)); - wait.add(mainText.transition().attr('transform', transform)); - wait.add(mainRegion.filter(isRegionOnX).transition().attr('transform', transform)); - wait.add(xgrid.transition().attr('transform', transform)); - wait.add(xgridLines.transition().attr('transform', transform)); - }) - .call(wait, function () { - var i, shapes = [], texts = [], eventRects = []; - - // remove flowed elements - if (flowLength) { - for (i = 0; i < flowLength; i++) { - shapes.push('.' + CLASS.shape + '-' + (flowIndex + i)); - texts.push('.' + CLASS.text + '-' + (flowIndex + i)); - eventRects.push('.' + CLASS.eventRect + '-' + (flowIndex + i)); - } - svg.selectAll('.' + CLASS.shapes).selectAll(shapes).remove(); - svg.selectAll('.' + CLASS.texts).selectAll(texts).remove(); - svg.selectAll('.' + CLASS.eventRects).selectAll(eventRects).remove(); - svg.select('.' + CLASS.xgrid).remove(); - } + /* not used + function hasLineType(targets) { + return hasType(targets, 'line'); + } + */ + c3.fn.$$.hasAreaType = function (targets) { + return this.hasType(targets, 'area') || this.hasType(targets, 'area-spline') || this.hasType(targets, 'area-step'); + }; + c3.fn.$$.hasBarType = function (targets) { + return this.hasType(targets, 'bar'); + }; + c3.fn.$$.hasScatterType = function (targets) { + return this.hasType(targets, 'scatter'); + }; + c3.fn.$$.hasPieType = function (targets) { + var $$ = this; + return $$.__data_type === 'pie' || $$.hasType(targets, 'pie'); + }; + c3.fn.$$.hasGaugeType = function (targets) { + return this.hasType(targets, 'gauge'); + }; + c3.fn.$$.hasDonutType = function (targets) { + var $$ = this; + return $$.__data_type === 'donut' || $$.hasType(targets, 'donut'); + }; + c3.fn.$$.hasArcType = function (targets) { + return this.hasPieType(targets) || this.hasDonutType(targets) || this.hasGaugeType(targets); + }; + c3.fn.$$.isLineType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return !$$.__data_types[id] || ['line', 'spline', 'area', 'area-spline', 'step', 'area-step'].indexOf($$.__data_types[id]) >= 0; + }; + c3.fn.$$.isStepType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return ['step', 'area-step'].indexOf($$.__data_types[id]) >= 0; + }; + c3.fn.$$.isSplineType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return ['spline', 'area-spline'].indexOf($$.__data_types[id]) >= 0; + }; + c3.fn.$$.isAreaType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return ['area', 'area-spline', 'area-step'].indexOf($$.__data_types[id]) >= 0; + }; + c3.fn.$$.isBarType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return $$.__data_types[id] === 'bar'; + }; + c3.fn.$$.isScatterType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return $$.__data_types[id] === 'scatter'; + }; + c3.fn.$$.isPieType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return $$.__data_types[id] === 'pie'; + }; + c3.fn.$$.isGaugeType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return $$.__data_types[id] === 'gauge'; + }; + c3.fn.$$.isDonutType = function (d) { + var $$ = this, id = (typeof d === 'string') ? d : d.id; + return $$.__data_types[id] === 'donut'; + }; + c3.fn.$$.isArcType = function (d) { + return this.isPieType(d) || this.isDonutType(d) || this.isGaugeType(d); + }; + c3.fn.$$.lineData = function (d) { + return this.isLineType(d) ? [d] : []; + }; + c3.fn.$$.arcData = function (d) { + return this.isArcType(d.data) ? [d] : []; + }; + /* not used + function scatterData(d) { + return isScatterType(d) ? d.values : []; + } + */ + c3.fn.$$.barData = function (d) { + return this.isBarType(d) ? d.values : []; + }; + c3.fn.$$.lineOrScatterData = function (d) { + return this.isLineType(d) || this.isScatterType(d) ? d.values : []; + }; + c3.fn.$$.barOrLineData = function (d) { + return this.isBarType(d) || this.isLineType(d) ? d.values : []; + }; - // draw again for removing flowed elements and reverting attr - xgrid - .attr('transform', null) - .attr(xgridAttr); - xgridLines - .attr('transform', null); - xgridLines.select('line') - .attr("x1", __axis_rotated ? 0 : xv) - .attr("x2", __axis_rotated ? width : xv); - xgridLines.select('text') - .attr("x", __axis_rotated ? width : 0) - .attr("y", xv); - mainBar - .attr('transform', null) - .attr("d", drawBar); - mainLine - .attr('transform', null) - .attr("d", drawLine); - mainArea - .attr('transform', null) - .attr("d", drawArea); - mainCircle - .attr('transform', null) - .attr("cx", __axis_rotated ? circleY : circleX) - .attr("cy", __axis_rotated ? circleX : circleY); - mainText - .attr('transform', null) - .attr('x', xForText) - .attr('y', yForText) - .style('fill-opacity', opacityForText); - mainRegion - .attr('transform', null); - mainRegion.select('rect').filter(isRegionOnX) - .attr("x", regionX) - .attr("width", regionWidth); - eventRectUpdate - .attr("x", __axis_rotated ? 0 : rectX) - .attr("y", __axis_rotated ? rectX : 0) - .attr("width", __axis_rotated ? width : rectW) - .attr("height", __axis_rotated ? rectW : height); - - // callback for end of flow - done(); - }); - }); - // update fadein condition - mapToIds(c3.data.targets).forEach(function (id) { - withoutFadeIn[id] = true; - }); - updateZoom(); - } - function redrawForBrush() { - redraw({ - withTransition: false, - withY: false, - withSubchart: false, - withUpdateXDomain: true - }); - __subchart_onbrush.call(c3, x.orgDomain()); - } - function redrawForZoom() { - if (!__zoom_enabled) { - return; - } - if (filterTargetsToShow(c3.data.targets).length === 0) { - return; + /** + * c3.date.js + */ + c3.fn.$$.parseDate = function (date) { + var parsedDate; + if (date instanceof Date) { + parsedDate = date; + } else if (typeof date === 'number') { + parsedDate = new Date(date); + } else { + parsedDate = this.dataTimeFormat($$.__data_x_format).parse(date); + } + if (!parsedDate || isNaN(+parsedDate)) { + window.console.error("Failed to parse x '" + date + "' to Date object"); + } + return parsedDate; + }; + + + /** + * c3.color.js + */ + c3.fn.$$.generateColor = function (colors, pattern, callback) { + var ids = []; + + return function (d) { + var id = d.id || d, color; + + // if callback function is provided + if (colors[id] instanceof Function) { + color = colors[id](d); } - if (d3.event.sourceEvent.type === 'mousemove' && zoom.altDomain) { - x.domain(zoom.altDomain); - zoom.scale(x).updateScaleExtent(); - return; + // if specified, choose that color + else if (colors[id]) { + color = colors[id]; } - if (isCategorized && x.orgDomain()[0] === orgXDomain[0]) { - x.domain([orgXDomain[0] - 1e-10, x.orgDomain()[1]]); + // if not specified, choose from pattern + else { + if (ids.indexOf(id) < 0) { ids.push(id); } + color = pattern[ids.indexOf(id) % pattern.length]; + colors[id] = color; } - redraw({ - withTransition: false, - withY: false, - withSubchart: false - }); - if (d3.event.sourceEvent.type === 'mousemove') { - cancelClick = true; + return callback instanceof Function ? callback(color, d) : color; + }; + }; + c3.fn.$$.generateLevelColor = function (colors, threshold) { + var asValue = threshold.unit === 'value', + values = threshold.values && threshold.values.length ? threshold.values : [], + max = threshold.max || 100; + return function (value) { + var i, v, color = colors[colors.length - 1]; + for (i = 0; i < values.length; i++) { + v = asValue ? value : (value * 100 / max); + if (v < values[i]) { + color = colors[i]; + break; + } } - __zoom_onzoom.call(c3, x.orgDomain()); - } + return color; + }; + }; - function generateResize() { - var resizeFunctions = []; - function callResizeFunctions() { - resizeFunctions.forEach(function (f) { - f(); - }); - } - callResizeFunctions.add = function (f) { - resizeFunctions.push(f); + + /** + * c3.scale.js + */ + c3.fn.$$.getScale = function (min, max, forTimeseries) { + return (forTimeseries ? this.d3.time.scale() : this.d3.scale.linear()).range([min, max]); + }; + c3.fn.$$.getX = function (min, max, domain, offset) { + var $$ = this; + var scale = this.getScale(min, max, $$.isTimeSeries), + _scale = domain ? scale.domain(domain) : scale, key; + // Define customized scale if categorized axis + if ($$.isCategorized) { + offset = offset || function () { return 0; }; + scale = function (d, raw) { + var v = _scale(d) + offset(d); + return raw ? v : Math.ceil(v); }; - return callResizeFunctions; - } - - function updateSvgSize() { - svg.attr('width', currentWidth).attr('height', currentHeight); - svg.select('#' + clipId).select('rect') - .attr('width', width) - .attr('height', height); - svg.select('#' + clipIdForXAxis).select('rect') - .attr('x', getXAxisClipX) - .attr('y', getXAxisClipY) - .attr('width', getXAxisClipWidth) - .attr('height', getXAxisClipHeight); - svg.select('#' + clipIdForYAxis).select('rect') - .attr('x', getYAxisClipX) - .attr('y', getYAxisClipY) - .attr('width', getYAxisClipWidth) - .attr('height', getYAxisClipHeight); - svg.select('.' + CLASS.zoomRect) - .attr('width', width) - .attr('height', height); - // MEMO: parent div's height will be bigger than svg when - selectChart.style('max-height', currentHeight + "px"); - } - - function generateAxisTransitions(duration) { - return { - axisX: duration ? axes.x.transition().duration(duration) : axes.x, - axisY: duration ? axes.y.transition().duration(duration) : axes.y, - axisY2: duration ? axes.y2.transition().duration(duration) : axes.y2, - axisSubX: duration ? axes.subx.transition().duration(duration) : axes.subx, + } else { + scale = function (d, raw) { + var v = _scale(d); + return raw ? v : Math.ceil(v); }; } - - function updateAndRedraw(options) { - var transitions; - options = options || {}; - // same with redraw - options.withTransition = getOption(options, "withTransition", true); - options.withTransform = getOption(options, "withTransform", false); - options.withLegend = getOption(options, "withLegend", false); - // NOT same with redraw - options.withUpdateXDomain = true; - options.withUpdateOrgXDomain = true; - options.withTransitionForExit = false; - options.withTransitionForTransform = getOption(options, "withTransitionForTransform", options.withTransition); - // MEMO: this needs to be called before updateLegend and it means this ALWAYS needs to be called) - updateSizes(); - // MEMO: called in updateLegend in redraw if withLegend - if (!(options.withLegend && __legend_show)) { - transitions = generateAxisTransitions(options.withTransitionForAxis ? __transition_duration : 0); - // Update scales - updateScales(); - updateSvgSize(); - // Update g positions - transformAll(options.withTransitionForTransform, transitions); - } - // Draw with new sizes & scales - redraw(options, transitions); + // define functions + for (key in _scale) { + scale[key] = _scale[key]; } + scale.orgDomain = function () { + return _scale.domain(); + }; + // define custom domain() for categorized axis + if ($$.isCategorized) { + scale.domain = function (domain) { + if (!arguments.length) { + domain = this.orgDomain(); + return [domain[0], domain[1] + 1]; + } + _scale.domain(domain); + return scale; + }; + } + return scale; + }; + c3.fn.$$.getY = function (min, max, domain) { + var scale = this.getScale(min, max); + if (domain) { scale.domain(domain); } + return scale; + }; + c3.fn.$$.getYScale = function (id) { + var $$ = this; + return $$.getAxisId(id) === 'y2' ? $$.y2 : $$.y; + }; + c3.fn.$$.getSubYScale = function (id) { + var $$ = this; + return $$.getAxisId(id) === 'y2' ? $$.subY2 : $$.subY; + }; + c3.fn.$$.updateScales = function () { + var $$ = this, xAxisTickFormat, xAxisTickValues, forInit = !$$.x; + // update edges + $$.xMin = $$.__axis_rotated ? 1 : 0; + $$.xMax = $$.__axis_rotated ? $$.height : $$.width; + $$.yMin = $$.__axis_rotated ? 0 : $$.height; + $$.yMax = $$.__axis_rotated ? $$.width : 1; + $$.subXMin = $$.xMin; + $$.subXMax = $$.xMax; + $$.subYMin = $$.__axis_rotated ? 0 : $$.height2; + $$.subYMax = $$.__axis_rotated ? $$.width2 : 1; + // update scales + $$.x = $$.getX($$.xMin, $$.xMax, forInit ? undefined : $$.x.orgDomain(), function () { return $$.xAxis.tickOffset(); }); + $$.y = $$.getY($$.yMin, $$.yMax, forInit ? undefined : $$.y.domain()); + $$.y2 = $$.getY($$.yMin, $$.yMax, forInit ? undefined : $$.y2.domain()); + $$.subX = $$.getX($$.xMin, $$.xMax, $$.orgXDomain, function (d) { return d % 1 ? 0 : $$.subXAxis.tickOffset(); }); + $$.subY = $$.getY($$.subYMin, $$.subYMax, forInit ? undefined : $$.subY.domain()); + $$.subY2 = $$.getY($$.subYMin, $$.subYMax, forInit ? undefined : $$.subY2.domain()); + // update axes + $$.xAxisTickFormat = $$.getXAxisTickFormat(); + $$.xAxisTickValues = $$.__axis_x_tick_values ? $$.__axis_x_tick_values : (forInit ? undefined : $$.xAxis.tickValues()); + $$.xAxis = $$.getXAxis($$.x, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues); + $$.subXAxis = $$.getXAxis($$.subX, $$.subXOrient, $$.xAxisTickFormat, $$.xAxisTickValues); + $$.yAxis = $$.getYAxis($$.y, $$.yOrient, $$.__axis_y_tick_format, $$.__axis_y_ticks); + $$.y2Axis = $$.getYAxis($$.y2, $$.y2Orient, $$.__axis_y2_tick_format, $$.__axis_y2_ticks); + // Set initialized scales to brush and zoom + if (!forInit) { + $$.brush.scale($$.subX); + if ($$.__zoom_enabled) { $$.zoom.scale($$.x); } + } + // update for arc + this.updateArc(); + }; + c3.fn.$$.updateArc = function () { + var $$ = this; + $$.svgArc = this.getSvgArc(); + $$.svgArcExpanded = this.getSvgArcExpanded(); + $$.svgArcExpandedSub = this.getSvgArcExpanded(0.98); + }; - function updateTargets(targets) { - var mainLineEnter, mainLineUpdate, mainBarEnter, mainBarUpdate, mainPieEnter, mainPieUpdate, mainTextUpdate, mainTextEnter; - var contextLineEnter, contextLineUpdate, contextBarEnter, contextBarUpdate; - - /*-- Main --*/ - - //-- Text --// - mainTextUpdate = main.select('.' + CLASS.chartTexts).selectAll('.' + CLASS.chartText) - .data(targets) - .attr('class', classChartText); - mainTextEnter = mainTextUpdate.enter().append('g') - .attr('class', classChartText) - .style('opacity', 0) - .style("pointer-events", "none"); - mainTextEnter.append('g') - .attr('class', classTexts); - - //-- Bar --// - mainBarUpdate = main.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) - .data(targets) - .attr('class', classChartBar); - mainBarEnter = mainBarUpdate.enter().append('g') - .attr('class', classChartBar) - .style('opacity', 0) - .style("pointer-events", "none"); - // Bars for each data - mainBarEnter.append('g') - .attr("class", classBars) - .style("cursor", function (d) { return __data_selection_isselectable(d) ? "pointer" : null; }); - - //-- Line --// - mainLineUpdate = main.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) - .data(targets) - .attr('class', classChartLine); - mainLineEnter = mainLineUpdate.enter().append('g') - .attr('class', classChartLine) - .style('opacity', 0) - .style("pointer-events", "none"); - // Lines for each data - mainLineEnter.append('g') - .attr("class", classLines); - // Areas - mainLineEnter.append('g') - .attr('class', classAreas); - // Circles for each data point on lines - mainLineEnter.append('g') - .attr("class", function (d) { return generateClass(CLASS.selectedCircles, d.id); }); - mainLineEnter.append('g') - .attr("class", classCircles) - .style("cursor", function (d) { return __data_selection_isselectable(d) ? "pointer" : null; }); - // Update date for selected circles - targets.forEach(function (t) { - main.selectAll('.' + CLASS.selectedCircles + getTargetSelectorSuffix(t.id)).selectAll('.' + CLASS.selectedCircle).each(function (d) { - d.value = t.values[d.index].value; - }); - }); - // MEMO: can not keep same color... - //mainLineUpdate.exit().remove(); - - //-- Pie --// - mainPieUpdate = main.select('.' + CLASS.chartArcs).selectAll('.' + CLASS.chartArc) - .data(pie(targets)) - .attr("class", classChartArc); - mainPieEnter = mainPieUpdate.enter().append("g") - .attr("class", classChartArc); - mainPieEnter.append('g') - .attr('class', classArcs); - mainPieEnter.append("text") - .attr("dy", hasGaugeType(c3.data.targets) ? "-0.35em" : ".35em") - .style("opacity", 0) - .style("text-anchor", "middle") - .style("pointer-events", "none"); - // MEMO: can not keep same color..., but not bad to update color in redraw - //mainPieUpdate.exit().remove(); - - /*-- Context --*/ - - if (__subchart_show) { - contextBarUpdate = context.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) - .data(targets) - .attr('class', classChartBar); - contextBarEnter = contextBarUpdate.enter().append('g') - .style('opacity', 0) - .attr('class', classChartBar); - // Bars for each data - contextBarEnter.append('g') - .attr("class", classBars); - - //-- Line --// - contextLineUpdate = context.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) - .data(targets) - .attr('class', classChartLine); - contextLineEnter = contextLineUpdate.enter().append('g') - .style('opacity', 0) - .attr('class', classChartLine); - // Lines for each data - contextLineEnter.append("g") - .attr("class", classLines); - // Area - contextLineEnter.append("g") - .attr("class", classAreas); + /** + * c3.domain.js + */ + c3.fn.$$.getYDomainMin = function (targets) { + var $$ = this, + ids = $$.mapToIds(targets), ys = $$.getValuesAsIdKeyed(targets), + j, k, baseId, idsInGroup, id, hasNegativeValue; + if ($$.__data_groups.length > 0) { + hasNegativeValue = $$.hasNegativeValueInTargets(targets); + for (j = 0; j < $$.__data_groups.length; j++) { + // Determine baseId + idsInGroup = $$.__data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); + if (idsInGroup.length === 0) { continue; } + baseId = idsInGroup[0]; + // Consider negative values + if (hasNegativeValue && ys[baseId]) { + ys[baseId].forEach(function (v, i) { + ys[baseId][i] = v < 0 ? v : 0; + }); + } + // Compute min + for (k = 1; k < idsInGroup.length; k++) { + id = idsInGroup[k]; + if (! ys[id]) { continue; } + ys[id].forEach(function (v, i) { + if ($$.getAxisId(id) === $$.getAxisId(baseId) && ys[baseId] && !(hasNegativeValue && +v > 0)) { + ys[baseId][i] += +v; + } + }); + } } - - /*-- Show --*/ - - // Fade-in each chart - svg.selectAll('.' + CLASS.target).filter(function (d) { return isTargetToShow(d.id); }) - .transition().duration(__transition_duration) - .style("opacity", 1); } - - function load(targets, args) { - if (targets) { - // filter loading targets if needed - if (args.filter) { - targets = targets.filter(args.filter); - } - // set type if args.types || args.type specified - if (args.type || args.types) { - targets.forEach(function (t) { - args.types ? setTargetType(t.id, args.types[t.id]) : setTargetType(t.id, args.type); + return $$.d3.min(Object.keys(ys).map(function (key) { return $$.d3.min(ys[key]); })); + }; + c3.fn.$$.getYDomainMax = function (targets) { + var $$ = this, + ids = $$.mapToIds(targets), ys = $$.getValuesAsIdKeyed(targets), + j, k, baseId, idsInGroup, id, hasPositiveValue; + if ($$.__data_groups.length > 0) { + hasPositiveValue = $$.hasPositiveValueInTargets(targets); + for (j = 0; j < $$.__data_groups.length; j++) { + // Determine baseId + idsInGroup = $$.__data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); + if (idsInGroup.length === 0) { continue; } + baseId = idsInGroup[0]; + // Consider positive values + if (hasPositiveValue && ys[baseId]) { + ys[baseId].forEach(function (v, i) { + ys[baseId][i] = v > 0 ? v : 0; }); } - // Update/Add data - c3.data.targets.forEach(function (d) { - for (var i = 0; i < targets.length; i++) { - if (d.id === targets[i].id) { - d.values = targets[i].values; - targets.splice(i, 1); - break; + // Compute max + for (k = 1; k < idsInGroup.length; k++) { + id = idsInGroup[k]; + if (! ys[id]) { continue; } + ys[id].forEach(function (v, i) { + if ($$.getAxisId(id) === $$.getAxisId(baseId) && ys[baseId] && !(hasPositiveValue && +v < 0)) { + ys[baseId][i] += +v; } - } - }); - c3.data.targets = c3.data.targets.concat(targets); // add remained + }); + } } + } + return $$.d3.max(Object.keys(ys).map(function (key) { return $$.d3.max(ys[key]); })); + }; + c3.fn.$$.getYDomain = function (targets, axisId) { + var $$ = this; + var yTargets = targets.filter(function (d) { return $$.getAxisId(d.id) === axisId; }), + yMin = axisId === 'y2' ? $$.__axis_y2_min : $$.__axis_y_min, + yMax = axisId === 'y2' ? $$.__axis_y2_max : $$.__axis_y_max, + yDomainMin = this.isValue(yMin) ? yMin : this.getYDomainMin(yTargets), + yDomainMax = this.isValue(yMax) ? yMax : this.getYDomainMax(yTargets), + domainLength, padding, padding_top, padding_bottom, + center = axisId === 'y2' ? $$.__axis_y2_center : $$.__axis_y_center, + yDomainAbs, lengths, diff, ratio, isAllPositive, isAllNegative, + isZeroBased = (this.hasBarType(yTargets) && $$.__bar_zerobased) || (this.hasAreaType(yTargets) && $$.__area_zerobased), + showHorizontalDataLabel = this.hasDataLabel() && $$.__axis_rotated, + showVerticalDataLabel = this.hasDataLabel() && !$$.__axis_rotated; + if (yTargets.length === 0) { // use current domain if target of axisId is none + return axisId === 'y2' ? $$.y2.domain() : $$.y.domain(); + } + if (yDomainMin === yDomainMax) { + yDomainMin < 0 ? yDomainMax = 0 : yDomainMin = 0; + } + isAllPositive = yDomainMin >= 0 && yDomainMax >= 0; + isAllNegative = yDomainMin <= 0 && yDomainMax <= 0; + + // Bar/Area chart should be 0-based if all positive|negative + if (isZeroBased) { + if (isAllPositive) { yDomainMin = 0; } + if (isAllNegative) { yDomainMax = 0; } + } + + domainLength = Math.abs(yDomainMax - yDomainMin); + padding = padding_top = padding_bottom = domainLength * 0.1; + + if (center) { + yDomainAbs = Math.max(Math.abs(yDomainMin), Math.abs(yDomainMax)); + yDomainMax = yDomainAbs - center; + yDomainMin = center - yDomainAbs; + } + // add padding for data label + if (showHorizontalDataLabel) { + lengths = this.getDataLabelLength(yDomainMin, yDomainMax, axisId, 'width'); + diff = this.diffDomain($$.y.range()); + ratio = [lengths[0] / diff, lengths[1] / diff]; + padding_top += domainLength * (ratio[1] / (1 - ratio[0] - ratio[1])); + padding_bottom += domainLength * (ratio[0] / (1 - ratio[0] - ratio[1])); + } else if (showVerticalDataLabel) { + lengths = this.getDataLabelLength(yDomainMin, yDomainMax, axisId, 'height'); + padding_top += lengths[1]; + padding_bottom += lengths[0]; + } + if (axisId === 'y' && $$.__axis_y_padding) { + padding_top = this.getAxisPadding($$.__axis_y_padding, 'top', padding, domainLength); + padding_bottom = this.getAxisPadding($$.__axis_y_padding, 'bottom', padding, domainLength); + } + if (axisId === 'y2' && $$.__axis_y2_padding) { + padding_top = this.getAxisPadding($$.__axis_y2_padding, 'top', padding, domainLength); + padding_bottom = this.getAxisPadding($$.__axis_y2_padding, 'bottom', padding, domainLength); + } + // Bar/Area chart should be 0-based if all positive|negative + if (isZeroBased) { + if (isAllPositive) { padding_bottom = yDomainMin; } + if (isAllNegative) { padding_top = -yDomainMax; } + } + return [yDomainMin - padding_bottom, yDomainMax + padding_top]; + }; + c3.fn.$$.getXDomainMin = function (targets) { + var $$ = this; + return $$.__axis_x_min ? ($$.isTimeSeries ? this.parseDate($$.__axis_x_min) : $$.__axis_x_min) : $$.d3.min(targets, function (t) { return $$.d3.min(t.values, function (v) { return v.x; }); }); + }; + c3.fn.$$.getXDomainMax = function (targets) { + var $$ = this; + return $$.__axis_x_max ? ($$.isTimeSeries ? this.parseDate($$.__axis_x_max) : $$.__axis_x_max) : $$.d3.max(targets, function (t) { return $$.d3.max(t.values, function (v) { return v.x; }); }); + }; + c3.fn.$$.getXDomainPadding = function (targets) { + var $$ = this; + var edgeX = this.getEdgeX(targets), diff = edgeX[1] - edgeX[0], + maxDataCount, padding, paddingLeft, paddingRight; + if ($$.isCategorized) { + padding = 0; + } else if (this.hasBarType(targets)) { + maxDataCount = this.getMaxDataCount(); + padding = maxDataCount > 1 ? (diff / (maxDataCount - 1)) / 2 : 0.5; + } else { + padding = diff * 0.01; + } + if (typeof $$.__axis_x_padding === 'object' && this.notEmpty($$.__axis_x_padding)) { + paddingLeft = this.isValue($$.__axis_x_padding.left) ? $$.__axis_x_padding.left : padding; + paddingRight = this.isValue($$.__axis_x_padding.right) ? $$.__axis_x_padding.right : padding; + } else if (typeof $$.__axis_x_padding === 'number') { + paddingLeft = paddingRight = $$.__axis_x_padding; + } else { + paddingLeft = paddingRight = padding; + } + return {left: paddingLeft, right: paddingRight}; + }; + c3.fn.$$.getXDomain = function (targets) { + var $$ = this; + var xDomain = [this.getXDomainMin(targets), this.getXDomainMax(targets)], + firstX = xDomain[0], lastX = xDomain[1], + padding = this.getXDomainPadding(targets), + min = 0, max = 0; + // show center of x domain if min and max are the same + if ((firstX - lastX) === 0 && !$$.isCategorized) { + firstX = $$.isTimeSeries ? new Date(firstX.getTime() * 0.5) : -0.5; + lastX = $$.isTimeSeries ? new Date(lastX.getTime() * 1.5) : 0.5; + } + if (firstX || firstX === 0) { + min = $$.isTimeSeries ? new Date(firstX.getTime() - padding.left) : firstX - padding.left; + } + if (lastX || lastX === 0) { + max = $$.isTimeSeries ? new Date(lastX.getTime() + padding.right) : lastX + padding.right; + } + return [min, max]; + }; + c3.fn.$$.updateXDomain = function (targets, withUpdateXDomain, withUpdateOrgXDomain, domain) { + var $$ = this; + if (withUpdateOrgXDomain) { + $$.x.domain(domain ? domain : $$.d3.extent($$.getXDomain(targets))); + $$.orgXDomain = $$.x.domain(); + if ($$.__zoom_enabled) { $$.zoom.scale($$.x).updateScaleExtent(); } + $$.subX.domain($$.x.domain()); + $$.brush.scale($$.subX); + } + if (withUpdateXDomain) { + $$.x.domain(domain ? domain : $$.brush.empty() ? $$.orgXDomain : $$.brush.extent()); + if ($$.__zoom_enabled) { $$.zoom.scale($$.x).updateScaleExtent(); } + } + return $$.x.domain(); + }; - // Set targets - updateTargets(c3.data.targets); - // Redraw with new targets - redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); - if (typeof args.done === 'function') { - args.done(); + + c3.fn.$$.getXAxis = function (scale, orient, tickFormat, tickValues) { + var $$ = this, + axis = c3_axis($$.d3, $$.isCategorized).scale(scale).orient(orient); + + // Set tick + axis.tickFormat(tickFormat).tickValues(tickValues); + if ($$.isCategorized) { + axis.tickCentered($$.__axis_x_tick_centered); + if ($$.isEmpty($$.__axis_x_tick_culling)) { + $$.__axis_x_tick_culling = false; } + } else { + // TODO: move this to c3_axis + axis.tickOffset = function () { + var edgeX = $$.getEdgeX($$.data.targets), diff = $$.x(edgeX[1]) - $$.x(edgeX[0]), + base = diff ? diff : ($$.__axis_rotated ? $$.height : $$.width); + return (base / $$.getMaxDataCount()) / 2; + }; } - function loadFromArgs(args) { - if (args.data) { - load(convertDataToTargets(args.data), args); - } - else if (args.url) { - convertUrlToData(args.url, args.mimeType, args.keys, function (data) { - load(convertDataToTargets(data), args); - }); - } - else if (args.json) { - load(convertDataToTargets(convertJsonToData(args.json, args.keys)), args); - } - else if (args.rows) { - load(convertDataToTargets(convertRowsToData(args.rows)), args); - } - else if (args.columns) { - load(convertDataToTargets(convertColumnsToData(args.columns)), args); + + return axis; + }; + c3.fn.$$.getYAxis = function (scale, orient, tickFormat, ticks) { + var $$ = this; + return c3_axis($$.d3).scale(scale).orient(orient).tickFormat(tickFormat).ticks(ticks); + }; + c3.fn.$$.getAxisId = function (id) { + var $$ = this; + return id in $$.__data_axes ? $$.__data_axes[id] : 'y'; + }; + c3.fn.$$.getXAxisTickFormat = function () { + var $$ = this; + var format = $$.isTimeSeries ? $$.defaultAxisTimeFormat : $$.isCategorized ? $$.categoryName : function (v) { return v < 0 ? v.toFixed(0) : v; }; + if ($$.__axis_x_tick_format) { + if (typeof $$.__axis_x_tick_format === 'function') { + format = $$.__axis_x_tick_format; + } else if ($$.isTimeSeries) { + format = function (date) { + return date ? $$.axisTimeFormat($$.__axis_x_tick_format)(date) : ""; + }; } - else { - load(null, args); + } + return function (v) { return format.call($$, v); }; + }; + c3.fn.$$.getAxisLabelOptionByAxisId = function (axisId) { + var $$ = this, option; + if (axisId === 'y') { + option = $$.__axis_y_label; + } else if (axisId === 'y2') { + option = $$.__axis_y2_label; + } else if (axisId === 'x') { + option = $$.__axis_x_label; + } + return option; + }; + c3.fn.$$.getAxisLabelText = function (axisId) { + var option = this.getAxisLabelOptionByAxisId(axisId); + return typeof option === 'string' ? option : option ? option.text : null; + }; + c3.fn.$$.setAxisLabelText = function (axisId, text) { + var option = this.getAxisLabelOptionByAxisId(axisId); + if (typeof option === 'string') { + if (axisId === 'y') { + $$.__axis_y_label = text; + } else if (axisId === 'y2') { + $$.__axis_y2_label = text; + } else if (axisId === 'x') { + $$.__axis_x_label = text; } + } else if (option) { + option.text = text; + } + }; + c3.fn.$$.getAxisLabelPosition = function (axisId, defaultPosition) { + var option = this.getAxisLabelOptionByAxisId(axisId), + position = (option && typeof option === 'object' && option.position) ? option.position : defaultPosition; + return { + isInner: position.indexOf('inner') >= 0, + isOuter: position.indexOf('outer') >= 0, + isLeft: position.indexOf('left') >= 0, + isCenter: position.indexOf('center') >= 0, + isRight: position.indexOf('right') >= 0, + isTop: position.indexOf('top') >= 0, + isMiddle: position.indexOf('middle') >= 0, + isBottom: position.indexOf('bottom') >= 0 + }; + }; + c3.fn.$$.getXAxisLabelPosition = function () { + var $$ = this; + return this.getAxisLabelPosition('x', $$.__axis_rotated ? 'inner-top' : 'inner-right'); + }; + c3.fn.$$.getYAxisLabelPosition = function () { + var $$ = this; + return this.getAxisLabelPosition('y', $$.__axis_rotated ? 'inner-right' : 'inner-top'); + }; + c3.fn.$$.getY2AxisLabelPosition = function () { + var $$ = this; + return this.getAxisLabelPosition('y2', $$.__axis_rotated ? 'inner-right' : 'inner-top'); + }; + c3.fn.$$.getAxisLabelPositionById = function (id) { + var $$ = this; + return id === 'y2' ? $$.getY2AxisLabelPosition() : id === 'y' ? $$.getYAxisLabelPosition() : $$.getXAxisLabelPosition(); + }; + c3.fn.$$.textForXAxisLabel = function () { + return this.getAxisLabelText('x'); + }; + c3.fn.$$.textForYAxisLabel = function () { + return this.getAxisLabelText('y'); + }; + c3.fn.$$.textForY2AxisLabel = function () { + return this.getAxisLabelText('y2'); + }; + c3.fn.$$.xForAxisLabel = function (forHorizontal, position) { + var $$ = this; + if (forHorizontal) { + return position.isLeft ? 0 : position.isCenter ? $$.width / 2 : $$.width; + } else { + return position.isBottom ? -$$.height : position.isMiddle ? -$$.height / 2 : 0; + } + }; + c3.fn.$$.dxForAxisLabel = function (forHorizontal, position) { + if (forHorizontal) { + return position.isLeft ? "0.5em" : position.isRight ? "-0.5em" : "0"; + } else { + return position.isTop ? "-0.5em" : position.isBottom ? "0.5em" : "0"; + } + }; + c3.fn.$$.textAnchorForAxisLabel = function (forHorizontal, position) { + if (forHorizontal) { + return position.isLeft ? 'start' : position.isCenter ? 'middle' : 'end'; + } else { + return position.isBottom ? 'start' : position.isMiddle ? 'middle' : 'end'; + } + }; + c3.fn.$$.xForXAxisLabel = function () { + var $$ = this; + return $$.xForAxisLabel(!$$.__axis_rotated, $$.getXAxisLabelPosition()); + }; + c3.fn.$$.xForYAxisLabel = function () { + return this.xForAxisLabel(this.__axis_rotated, this.getYAxisLabelPosition()); + }; + c3.fn.$$.xForY2AxisLabel = function () { + return this.xForAxisLabel(this.__axis_rotated, this.getY2AxisLabelPosition()); + }; + c3.fn.$$.dxForXAxisLabel = function () { + return this.dxForAxisLabel(!this.__axis_rotated, this.getXAxisLabelPosition()); + }; + c3.fn.$$.dxForYAxisLabel = function () { + return this.dxForAxisLabel(this.__axis_rotated, this.getYAxisLabelPosition()); + }; + c3.fn.$$.dxForY2AxisLabel = function () { + return this.dxForAxisLabel(this.__axis_rotated, this.getY2AxisLabelPosition()); + }; + c3.fn.$$.dyForXAxisLabel = function () { + var $$ = this, position = $$.getXAxisLabelPosition(); + if ($$.__axis_rotated) { + return position.isInner ? "1.2em" : -25 - $$.getMaxTickWidth('x'); + } else { + return position.isInner ? "-0.5em" : $$.__axis_x_height ? $$.__axis_x_height - 10 : "3em"; } + }; + c3.fn.$$.dyForYAxisLabel = function () { + var $$ = this, position = $$.getYAxisLabelPosition(); + if ($$.__axis_rotated) { + return position.isInner ? "-0.5em" : "3em"; + } else { + return position.isInner ? "1.2em" : -20 - $$.getMaxTickWidth('y'); + } + }; + c3.fn.$$.dyForY2AxisLabel = function () { + var $$ = this, position = $$.getY2AxisLabelPosition(); + if ($$.__axis_rotated) { + return position.isInner ? "1.2em" : "-2.2em"; + } else { + return position.isInner ? "-0.5em" : 30 + this.getMaxTickWidth('y2'); + } + }; + c3.fn.$$.textAnchorForXAxisLabel = function () { + var $$ = this; + return $$.textAnchorForAxisLabel(!$$.__axis_rotated, $$.getXAxisLabelPosition()); + }; + c3.fn.$$.textAnchorForYAxisLabel = function () { + var $$ = this; + return $$.textAnchorForAxisLabel($$.__axis_rotated, $$.getYAxisLabelPosition()); + }; + c3.fn.$$.textAnchorForY2AxisLabel = function () { + var $$ = this; + return $$.textAnchorForAxisLabel($$.__axis_rotated, $$.getY2AxisLabelPosition()); + }; - function unload(targetIds, done) { - if (typeof done !== 'function') { - done = function () {}; - } - // filter existing target - targetIds = targetIds.filter(function (id) { return hasTarget(c3.data.targets, id); }); - // If no target, call done and return - if (!targetIds || targetIds.length === 0) { - done(); - return; + c3.fn.$$.xForRotatedTickText = function (r) { + return 10 * Math.sin(Math.PI * (r / 180)); + }; + c3.fn.$$.yForRotatedTickText = function (r) { + return 11.5 - 2.5 * (r / 15); + }; + c3.fn.$$.rotateTickText = function (axis, transition, rotate) { + axis.selectAll('.tick text') + .style("text-anchor", "start"); + transition.selectAll('.tick text') + .attr("y", this.yForRotatedTickText(rotate)) + .attr("x", this.xForRotatedTickText(rotate)) + .attr("transform", "rotate(" + rotate + ")"); + }; + + c3.fn.$$.getMaxTickWidth = function (id) { + var $$ = this; + var maxWidth = 0, targetsToShow, scale, axis; + if ($$.svg) { + targetsToShow = this.filterTargetsToShow($$.data.targets); + if (id === 'y') { + scale = $$.y.copy().domain(this.getYDomain(targetsToShow, 'y')); + axis = this.getYAxis(scale, $$.yOrient, $$.__axis_y_tick_format, $$.__axis_y_ticks); + } else if (id === 'y2') { + scale = $$.y2.copy().domain(this.getYDomain(targetsToShow, 'y2')); + axis = this.getYAxis(scale, $$.y2Orient, $$.__axis_y2_tick_format, $$.__axis_y2_ticks); + } else { + scale = $$.x.copy().domain(this.getXDomain(targetsToShow)); + axis = this.getXAxis(scale, $$.xOrient, this.getXAxisTickFormat(), $$.__axis_x_tick_values ? $$.__axis_x_tick_values : $$.xAxis.tickValues()); } - svg.selectAll(targetIds.map(function (id) { return selectorTarget(id); })) - .transition() - .style('opacity', 0) - .remove() - .call(endall, done); - targetIds.forEach(function (id) { - // Reset fadein for future load - withoutFadeIn[id] = false; - // Remove target's elements - legend.selectAll('.' + CLASS.legendItem + getTargetSelectorSuffix(id)).remove(); - // Remove target - c3.data.targets = c3.data.targets.filter(function (t) { - return t.id !== id; + $$.main.append("g").call(axis).each(function () { + $$.d3.select(this).selectAll('text').each(function () { + var box = this.getBoundingClientRect(); + if (maxWidth < box.width) { maxWidth = box.width; } }); - }); + }).remove(); + } + $$.currentMaxTickWidth = maxWidth <= 0 ? $$.currentMaxTickWidth : maxWidth; + return $$.currentMaxTickWidth; + }; + + c3.fn.$$.updateAxisLabels = function (withTransition) { + var $$ = this; + var axisXLabel = $$.main.select('.' + this.CLASS.axisX + ' .' + this.CLASS.axisXLabel), + axisYLabel = $$.main.select('.' + this.CLASS.axisY + ' .' + this.CLASS.axisYLabel), + axisY2Label = $$.main.select('.' + this.CLASS.axisY2 + ' .' + this.CLASS.axisY2Label); + (withTransition ? axisXLabel.transition() : axisXLabel) + .attr("x", function () { return $$.xForXAxisLabel(); }) + .attr("dx", function () { return $$.dxForXAxisLabel(); }) + .attr("dy", function () { return $$.dyForXAxisLabel(); }) + .text(function () { return $$.textForXAxisLabel(); }); + (withTransition ? axisYLabel.transition() : axisYLabel) + .attr("x", function () { return $$.xForYAxisLabel(); }) + .attr("dx", function () { return $$.dxForYAxisLabel(); }) + .attr("dy", function () { return $$.dyForYAxisLabel(); }) + .attr("dy", function () { return $$.dyForYAxisLabel(); }) + .text(function () { return $$.textForYAxisLabel(); }); + (withTransition ? axisY2Label.transition() : axisY2Label) + .attr("x", function () { return $$.xForY2AxisLabel(); }) + .attr("dx", function () { return $$.dxForY2AxisLabel(); }) + .attr("dy", function () { return $$.dyForY2AxisLabel(); }) + .text(function () { return $$.textForY2AxisLabel(); }); + }; + + c3.fn.$$.getAxisPadding = function (padding, key, defaultValue, all) { + var ratio = padding.unit === 'ratio' ? all : 1; + return this.isValue(padding[key]) ? padding[key] * ratio : defaultValue; + }; + + c3.fn.$$.generateTickValues = function (xs, tickCount) { + var $$ = this; + var tickValues = xs, targetCount, start, end, count, interval, i, tickValue; + if (tickCount) { + targetCount = typeof tickCount === 'function' ? tickCount() : tickCount; + // compute ticks according to $$.__axis_x_tick_count + if (targetCount === 1) { + tickValues = [xs[0]]; + } else if (targetCount === 2) { + tickValues = [xs[0], xs[xs.length - 1]]; + } else if (targetCount > 2) { + count = targetCount - 2; + start = xs[0]; + end = xs[xs.length - 1]; + interval = (end - start) / (count + 1); + // re-construct uniqueXs + tickValues = [start]; + for (i = 0; i < count; i++) { + tickValue = +start + interval * (i + 1); + tickValues.push($$.isTimeSeries ? new Date(tickValue) : tickValue); + } + tickValues.push(end); + } } + if (!$$.isTimeSeries) { tickValues = tickValues.sort(function (a, b) { return a - b; }); } + return tickValues; + }; - /*-- Draw Legend --*/ - function opacityForLegend(legendItem) { - return legendItem.classed(CLASS.legendItemHidden) ? legendOpacityForHidden : 1; + /** + * c3.region.js + */ + c3.fn.$$.regionX = function (d) { + var xPos, yScale = d.axis === 'y' ? y : y2; + if (d.axis === 'y' || d.axis === 'y2') { + xPos = $$.__axis_rotated ? ('start' in d ? yScale(d.start) : 0) : 0; + } else { + xPos = $$.__axis_rotated ? 0 : ('start' in d ? $$.x($$.isTimeSeries ? this.parseDate(d.start) : d.start) : 0); + } + return xPos; + }; + c3.fn.$$.regionY = function (d) { + var yPos, yScale = d.axis === 'y' ? y : y2; + if (d.axis === 'y' || d.axis === 'y2') { + yPos = $$.__axis_rotated ? 0 : ('end' in d ? yScale(d.end) : 0); + } else { + yPos = $$.__axis_rotated ? ('start' in d ? $$.x($$.isTimeSeries ? this.parseDate(d.start) : d.start) : 0) : 0; + } + return yPos; + }; + c3.fn.$$.regionWidth = function (d) { + var start = this.regionX(d), end, yScale = d.axis === 'y' ? y : y2; + if (d.axis === 'y' || d.axis === 'y2') { + end = $$.__axis_rotated ? ('end' in d ? yScale(d.end) : $$.width) : $$.width; + } else { + end = $$.__axis_rotated ? $$.width : ('end' in d ? $$.x($$.isTimeSeries ? this.parseDate(d.end) : d.end) : $$.width); + } + return end < start ? 0 : end - start; + }; + c3.fn.$$.regionHeight = function (d) { + var start = this.regionY(d), end, yScale = d.axis === 'y' ? y : y2; + if (d.axis === 'y' || d.axis === 'y2') { + end = $$.__axis_rotated ? $$.height : ('start' in d ? yScale(d.start) : $$.height); + } else { + end = $$.__axis_rotated ? ('end' in d ? $$.x($$.isTimeSeries ? this.parseDate(d.end) : d.end) : $$.height) : $$.height; + } + return end < start ? 0 : end - start; + }; + c3.fn.$$.isRegionOnX = function (d) { + return !d.axis || d.axis === 'x'; + }; + + + + + /** + * c3.arc.js + */ + c3.fn.$$.updateAngle = function (d) { + var $$ = this, found = false, index = 0; + $$.pie($$.filterTargetsToShow($$.data.targets)).sort(this.descByStartAngle).forEach(function (t) { + if (! found && t.data.id === d.data.id) { + found = true; + d = t; + d.index = index; + } + index++; + }); + if (isNaN(d.endAngle)) { + d.endAngle = d.startAngle; } - function opacityForUnfocusedLegend(legendItem) { - return legendItem.classed(CLASS.legendItemHidden) ? legendOpacityForHidden : 0.3; + if (this.isGaugeType(d.data)) { + var gMin = $$.__gauge_min, gMax = $$.__gauge_max, + gF = Math.abs(gMin) + gMax, + aTic = (Math.PI) / gF; + d.startAngle = (-1 * (Math.PI / 2)) + (aTic * Math.abs(gMin)); + d.endAngle = d.startAngle + (aTic * ((d.value > gMax) ? gMax : d.value)); } - function toggleFocusLegend(id, focus) { - legend.selectAll('.' + CLASS.legendItem) + return found ? d : null; + }; + c3.fn.$$.getSvgArc = function () { + var $$ = this; + var arc = $$.d3.svg.arc().outerRadius($$.radius).innerRadius($$.innerRadius), + newArc = function (d, withoutUpdate) { + var updated; + if (withoutUpdate) { return arc(d); } // for interpolate + updated = $$.updateAngle(d); + return updated ? arc(updated) : "M 0 0"; + }; + // TODO: extends all function + newArc.centroid = arc.centroid; + return newArc; + }; + c3.fn.$$.getSvgArcExpanded = function (rate) { + var $$ = this; + var arc = $$.d3.svg.arc().outerRadius($$.radiusExpanded * (rate ? rate : 1)).innerRadius($$.innerRadius); + return function (d) { + var updated = $$.updateAngle(d); + return updated ? arc(updated) : "M 0 0"; + }; + }; + c3.fn.$$.getArc = function (d, withoutUpdate, force) { + return force || this.isArcType(d.data) ? this.svgArc(d, withoutUpdate) : "M 0 0"; + }; + c3.fn.$$.transformForArcLabel = function (d) { + var $$ = this, updated = $$.updateAngle(d), c, x, y, h, ratio, translate = ""; + if (updated && !this.hasGaugeType($$.data.targets)) { + c = this.svgArc.centroid(updated); + x = isNaN(c[0]) ? 0 : c[0]; + y = isNaN(c[1]) ? 0 : c[1]; + h = Math.sqrt(x * x + y * y); + // TODO: ratio should be an option? + ratio = $$.radius && h ? (36 / $$.radius > 0.375 ? 1.175 - 36 / $$.radius : 0.8) * $$.radius / h : 0; + translate = "translate(" + (x * ratio) + ',' + (y * ratio) + ")"; + } + return translate; + }; + c3.fn.$$.getArcRatio = function (d) { + var $$ = this, whole = this.hasGaugeType($$.data.targets) ? Math.PI : (Math.PI * 2); + return d ? (d.endAngle - d.startAngle) / whole : null; + }; + c3.fn.$$.convertToArcData = function (d) { + return this.addName({ + id: d.data.id, + value: d.value, + ratio: this.getArcRatio(d), + index: d.index + }); + }; + c3.fn.$$.textForArcLabel = function (d) { + var $$ = this, updated, value, ratio, format; + if (! $$.shouldShowArcLabel()) { return ""; } + updated = $$.updateAngle(d); + value = updated ? updated.value : null; + ratio = $$.getArcRatio(updated); + if (! $$.hasGaugeType($$.data.targets) && ! $$.meetsArcLabelThreshold(ratio)) { return ""; } + format = $$.getArcLabelFormat(); + return format ? format(value, ratio) : $$.defaultArcValueFormat(value, ratio); + }; + c3.fn.$$.expandArc = function (id, withoutFadeOut) { + var $$ = this, CLASS= $$.CLASS, + target = $$.svg.selectAll('.' + CLASS.chartArc + $$.selectorTarget(id)), + noneTargets = $$.svg.selectAll('.' + CLASS.arc).filter(function (data) { return data.data.id !== id; }); + + if ($$.shouldExpand(id)) { + target.selectAll('path') + .transition().duration(50) + .attr("d", $$.svgArcExpanded) .transition().duration(100) - .style('opacity', function (_id) { - var This = d3.select(this); - if (id && _id !== id) { - return focus ? opacityForUnfocusedLegend(This) : opacityForLegend(This); - } else { - return focus ? opacityForLegend(This) : opacityForUnfocusedLegend(This); + .attr("d", $$.svgArcExpandedSub) + .each(function (d) { + if ($$.isDonutType(d.data)) { + // callback here } }); } - function revertLegend() { - legend.selectAll('.' + CLASS.legendItem) - .transition().duration(100) - .style('opacity', function () { return opacityForLegend(d3.select(this)); }); + if (!withoutFadeOut) { + noneTargets.style("opacity", 0.3); } - function showLegend(targetIds) { - if (!__legend_show) { - __legend_show = true; - legend.style('visibility', 'visible'); - } - removeHiddenLegendIds(targetIds); - legend.selectAll(selectorLegends(targetIds)) - .style('visibility', 'visible') - .transition() - .style('opacity', function () { return opacityForLegend(d3.select(this)); }); - } - function hideLegend(targetIds) { - if (__legend_show && isEmpty(targetIds)) { - __legend_show = false; - legend.style('visibility', 'hidden'); + }; + c3.fn.$$.unexpandArc = function (id) { + var $$ = this, CLASS = $$.CLASS, + target = $$.svg.selectAll('.' + CLASS.chartArc + $$.selectorTarget(id)); + target.selectAll('path.' + CLASS.arc) + .transition().duration(50) + .attr("d", $$.svgArc); + $$.svg.selectAll('.' + CLASS.arc) + .style("opacity", 1); + }; + c3.fn.$$.shouldExpand = function (id) { + var $$ = this; + return ($$.isDonutType(id) && $$.__donut_expand) || ($$.isGaugeType(id) && $$.__gauge_expand) || ($$.isPieType(id) && $$.__pie_expand); + }; + c3.fn.$$.shouldShowArcLabel = function () { + var $$ = this, shouldShow = true; + if (this.hasDonutType($$.data.targets)) { + shouldShow = $$.__donut_label_show; + } else if (this.hasPieType($$.data.targets)) { + shouldShow = $$.__pie_label_show; + } + // when gauge, always true + return shouldShow; + }; + c3.fn.$$.meetsArcLabelThreshold = function (ratio) { + var $$ = this, threshold = this.hasDonutType($$.data.targets) ? $$.__donut_label_threshold : $$.__pie_label_threshold; + return ratio >= threshold; + }; + c3.fn.$$.getArcLabelFormat = function () { + var $$ = this, format = $$.__pie_label_format; + if (this.hasGaugeType($$.data.targets)) { + format = $$.__gauge_label_format; + } else if (this.hasDonutType($$.data.targets)) { + format = $$.__donut_label_format; + } + return format; + }; + c3.fn.$$.getArcTitle = function () { + var $$ = this; + return $$.hasDonutType($$.data.targets) ? $$.__donut_title : ""; + }; + c3.fn.$$.descByStartAngle = function (a, b) { + return a.startAngle - b.startAngle; + }; + + + + /** + * c3.cache.js + */ + c3.fn.$$.hasCaches = function (ids) { + for (var i = 0; i < ids.length; i++) { + if (! (ids[i] in $$.cache)) { return false; } + } + return true; + }; + c3.fn.$$.addCache = function (id, target) { + var $$ = this; + $$.cache[id] = $$.cloneTarget(target); + }; + c3.fn.$$.getCaches = function (ids) { + var targets = [], i; + for (i = 0; i < ids.length; i++) { + if (ids[i] in $$.cache) { targets.push(this.cloneTarget($$.cache[ids[i]])); } + } + return targets; + }; + + + /** + * c3.zoom.js + */ + c3.fn.$$.updateZoom = function () { + var $$ = this, z = $$.__zoom_enabled ? $$.zoom : function () {}; + $$.main.select('.' + this.CLASS.zoomRect).call(z); + $$.main.selectAll('.' + this.CLASS.eventRect).call(z); + }; + + + + + /** + * c3.util.js + */ + c3.fn.$$.isValue = function (v) { + return v || v === 0; + }; + c3.fn.$$.isUndefined = function (v) { + return typeof v === 'undefined'; + }; + c3.fn.$$.isDefined = function (v) { + return typeof v !== 'undefined'; + }; + c3.fn.$$.ceil10 = function (v) { + return Math.ceil(v / 10) * 10; + }; + c3.fn.$$.asHalfPixel = function (n) { + return Math.ceil(n) + 0.5; + }; + c3.fn.$$.diffDomain = function (d) { + return d[1] - d[0]; + }; + c3.fn.$$.isEmpty = function (o) { + return !o || (typeof o === 'string' && o.length === 0) || (typeof o === 'object' && Object.keys(o).length === 0); + }; + c3.fn.$$.notEmpty = function (o) { + return Object.keys(o).length > 0; + }; + c3.fn.$$.getOption = function (options, key, defaultValue) { + return typeof options[key] !== 'undefined' ? options[key] : defaultValue; + }; + c3.fn.$$.hasValue = function (dict, value) { + var found = false; + Object.keys(dict).forEach(function (key) { + if (dict[key] === value) { found = true; } + }); + return found; + }; + c3.fn.$$.getPathBox = function (path) { + var box = path.getBoundingClientRect(), + items = [path.pathSegList.getItem(0), path.pathSegList.getItem(1)], + minX = items[0].x, minY = Math.min(items[0].y, items[1].y); + return {x: minX, y: minY, width: box.width, height: box.height}; + }; + c3.fn.$$.getTextRect = function (text, cls) { + var $$ = this, rect; + $$.d3.select('body').selectAll('.dummy') + .data([text]) + .enter().append('text') + .classed(cls ? cls : "", true) + .text(text) + .each(function () { rect = this.getBoundingClientRect(); }) + .remove(); + return rect; + }; + + c3.fn.$$.getEmptySelection = function () { + var $$ = this; + return $$.d3.selectAll([]); + }; + + + /** + * c3.selection.js + */ + c3.fn.$$.selectPoint = function (target, d, i) { + var $$ = this; + $$.__data_onselected.call(c3, d, target.node()); + // add selected-circle on low layer g + main.select('.' + this.CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + this.CLASS.selectedCircle + '-' + i) + .data([d]) + .enter().append('circle') + .attr("class", function () { return generateClass(this.CLASS.selectedCircle, i); }) + .attr("cx", $$.__axis_rotated ? circleY : circleX) + .attr("cy", $$.__axis_rotated ? circleX : circleY) + .attr("stroke", function () { return color(d); }) + .attr("r", pointSelectR(d) * 1.4) + .transition().duration(100) + .attr("r", pointSelectR); + }; + c3.fn.$$.unselectPoint = function (target, d, i) { + var $$ = this; + $$.__data_onunselected.call(c3, d, target.node()); + // remove selected-circle from low layer g + main.select('.' + $$.CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + this.CLASS.selectedCircle + '-' + i) + .transition().duration(100).attr('r', 0) + .remove(); + }; + c3.fn.$$.togglePoint = function (selected, target, d, i) { + selected ? selectPoint(target, d, i) : unselectPoint(target, d, i); + }; + c3.fn.$$.selectBar = function (target, d) { + $$.__data_onselected.call(c3, d, target.node()); + target.transition().duration(100).style("fill", function () { return $$.d3.rgb($$.color(d)).brighter(0.75); }); + }; + c3.fn.$$.unselectBar = function (target, d) { + $$.__data_onunselected.call(c3, d, target.node()); + target.transition().duration(100).style("fill", function () { return $$.color(d); }); + }; + c3.fn.$$.toggleBar = function (selected, target, d, i) { + selected ? this.selectBar(target, d, i) : this.unselectBar(target, d, i); + }; + c3.fn.$$.toggleArc = function (selected, target, d, i) { + this.toggleBar(selected, target, d.data, i); + }; + c3.fn.$$.getToggle = function (that) { + // path selection not supported yet + return that.nodeName === 'circle' ? this.togglePoint : ($$.d3.select(that).classed(this.CLASS.bar) ? this.toggleBar : this.toggleArc); + }; + c3.fn.$$.toggleShape = function (that, d, i) { + var $$ = this, CLASS = $$.CLASS, d3 = $$.d3, + shape = d3.select(that), isSelected = shape.classed(CLASS.SELECTED), isWithin, toggle; + if (that.nodeName === 'circle') { + isWithin = $$.isWithinCircle(that, $$.pointSelectR(d) * 1.5); + toggle = $$.togglePoint; + } + else if (that.nodeName === 'path') { + if (shape.classed(CLASS.bar)) { + isWithin = $$.isWithinBar(that); + toggle = $$.toggleBar; + } else { // would be arc + isWithin = true; + toggle = $$.toggleArc; + } + } + if ($$.__data_selection_grouped || isWithin) { + if ($$.__data_selection_enabled && $$.__data_selection_isselectable(d)) { + if (!$$.__data_selection_multiple) { + $$.main.selectAll('.' + CLASS.shapes + ($$.__data_selection_grouped ? $$.getTargetSelectorSuffix(d.id) : "")).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this); + if (shape.classed(CLASS.SELECTED)) { toggle(false, shape.classed(CLASS.SELECTED, false), d, i); } + }); + } + shape.classed(CLASS.SELECTED, !isSelected); + toggle(!isSelected, shape, d, i); } - addHiddenLegendIds(targetIds); - legend.selectAll(selectorLegends(targetIds)) - .style('opacity', 0) - .style('visibility', 'hidden'); - } - - function updateLegend(targetIds, options, transitions) { - var xForLegend, xForLegendText, xForLegendRect, yForLegend, yForLegendText, yForLegendRect; - var paddingTop = 4, paddingRight = 36, maxWidth = 0, maxHeight = 0, posMin = 10; - var l, totalLength = 0, offsets = {}, widths = {}, heights = {}, margins = [0], steps = {}, step = 0; - var withTransition, withTransitionForTransform; - var hasFocused = legend.selectAll('.' + CLASS.legendItemFocused).size(); - var texts, rects, tiles; - - options = options || {}; - withTransition = getOption(options, "withTransition", true); - withTransitionForTransform = getOption(options, "withTransitionForTransform", true); - - function updatePositions(textElement, id, reset) { - var box = getTextRect(textElement.textContent, CLASS.legendItem), - itemWidth = Math.ceil((box.width + paddingRight) / 10) * 10, - itemHeight = Math.ceil((box.height + paddingTop) / 10) * 10, - itemLength = isLegendRight || isLegendInset ? itemHeight : itemWidth, - areaLength = isLegendRight || isLegendInset ? getLegendHeight() : getLegendWidth(), - margin, maxLength; - - // MEMO: care about condifion of step, totalLength - function updateValues(id, withoutStep) { - if (!withoutStep) { - margin = (areaLength - totalLength - itemLength) / 2; - if (margin < posMin) { - margin = (areaLength - itemLength) / 2; - totalLength = 0; - step++; + $$.__data_onclick.call(c3, d, that); + } + }; + + + /** + * c3.transition.js + */ + c3.fn.$$.generateAxisTransitions = function (duration) { + var $$ = this, axes = $$.axes; + return { + axisX: duration ? axes.x.transition().duration(duration) : axes.x, + axisY: duration ? axes.y.transition().duration(duration) : axes.y, + axisY2: duration ? axes.y2.transition().duration(duration) : axes.y2, + axisSubX: duration ? axes.subx.transition().duration(duration) : axes.subx + }; + }; + c3.fn.$$.endall = function (transition, callback) { + var n = 0; + transition + .each(function () { ++n; }) + .each("end", function () { + if (!--n) { callback.apply(this, arguments); } + }); + }; + c3.fn.$$.generateWait = function () { + var transitionsToWait = [], + f = function (transition, callback) { + var timer = setInterval(function () { + var done = 0; + transitionsToWait.forEach(function (t) { + if (t.empty()) { + done += 1; + return; + } + try { + t.transition(); + } catch (e) { + done += 1; } + }); + if (done === transitionsToWait.length) { + clearInterval(timer); + if (callback) { callback(); } } - steps[id] = step; - margins[step] = isLegendInset ? 10 : margin; - offsets[id] = totalLength; - totalLength += itemLength; - } + }, 10); + }; + f.add = function (transition) { + transitionsToWait.push(transition); + }; + return f; + }; - if (reset) { - totalLength = 0; - step = 0; - maxWidth = 0; - maxHeight = 0; - } - if (__legend_show && !isLegendToShow(id)) { - widths[id] = heights[id] = steps[id] = offsets[id] = 0; - return; - } + /** + * c3.transform.js + */ + c3.fn.$$.transformTo = function (targetIds, type, optionsForRedraw) { + var $$ = this, + withTransitionForAxis = !$$.hasArcType($$.data.targets), + options = optionsForRedraw || {withTransitionForAxis: withTransitionForAxis}; + options.withTransitionForTransform = false; + $$.transiting = false; + $$.setTargetType(targetIds, type); + $$.updateAndRedraw(options); + }; - widths[id] = itemWidth; - heights[id] = itemHeight; - if (!maxWidth || itemWidth >= maxWidth) { maxWidth = itemWidth; } - if (!maxHeight || itemHeight >= maxHeight) { maxHeight = itemHeight; } - maxLength = isLegendRight || isLegendInset ? maxHeight : maxWidth; + /** + * c3.class.js + */ + c3.fn.$$.CLASS = { + target: 'c3-target', + chart : 'c3-chart', + chartLine: 'c3-chart-line', + chartLines: 'c3-chart-lines', + chartBar: 'c3-chart-bar', + chartBars: 'c3-chart-bars', + chartText: 'c3-chart-text', + chartTexts: 'c3-chart-texts', + chartArc: 'c3-chart-arc', + chartArcs: 'c3-chart-arcs', + chartArcsTitle: 'c3-chart-arcs-title', + chartArcsBackground: 'c3-chart-arcs-background', + chartArcsGaugeUnit: 'c3-chart-arcs-gauge-unit', + chartArcsGaugeMax: 'c3-chart-arcs-gauge-max', + chartArcsGaugeMin: 'c3-chart-arcs-gauge-min', + selectedCircle: 'c3-selected-circle', + selectedCircles: 'c3-selected-circles', + eventRect: 'c3-event-rect', + eventRects: 'c3-event-rects', + eventRectsSingle: 'c3-event-rects-single', + eventRectsMultiple: 'c3-event-rects-multiple', + zoomRect: 'c3-zoom-rect', + brush: 'c3-brush', + focused: 'c3-focused', + region: 'c3-region', + regions: 'c3-regions', + tooltip: 'c3-tooltip', + tooltipName: 'c3-tooltip-name', + shape: 'c3-shape', + shapes: 'c3-shapes', + line: 'c3-line', + lines: 'c3-lines', + bar: 'c3-bar', + bars: 'c3-bars', + circle: 'c3-circle', + circles: 'c3-circles', + arc: 'c3-arc', + arcs: 'c3-arcs', + area: 'c3-area', + areas: 'c3-areas', + empty: 'c3-empty', + text: 'c3-text', + texts: 'c3-texts', + gaugeValue: 'c3-gauge-value', + grid: 'c3-grid', + xgrid: 'c3-xgrid', + xgrids: 'c3-xgrids', + xgridLine: 'c3-xgrid-line', + xgridLines: 'c3-xgrid-lines', + xgridFocus: 'c3-xgrid-focus', + ygrid: 'c3-ygrid', + ygrids: 'c3-ygrids', + ygridLine: 'c3-ygrid-line', + ygridLines: 'c3-ygrid-lines', + axis: 'c3-axis', + axisX: 'c3-axis-x', + axisXLabel: 'c3-axis-x-label', + axisY: 'c3-axis-y', + axisYLabel: 'c3-axis-y-label', + axisY2: 'c3-axis-y2', + axisY2Label: 'c3-axis-y2-label', + legendBackground: 'c3-legend-background', + legendItem: 'c3-legend-item', + legendItemEvent: 'c3-legend-item-event', + legendItemTile: 'c3-legend-item-tile', + legendItemHidden: 'c3-legend-item-hidden', + legendItemFocused: 'c3-legend-item-focused', + dragarea: 'c3-dragarea', + EXPANDED: '_expanded_', + SELECTED: '_selected_', + INCLUDED: '_included_' + }; + c3.fn.$$.generateClass = function (prefix, targetId) { + var $$ = this; + return " " + prefix + " " + prefix + $$.getTargetSelectorSuffix(targetId); + }; + c3.fn.$$.classText = function (d) { + return this.generateClass(this.CLASS.text, d.index); + }; + c3.fn.$$.classTexts = function (d) { + return this.generateClass(this.CLASS.texts, d.id); + }; + c3.fn.$$.classShape = function (d) { + return this.generateClass(this.CLASS.shape, d.index); + }; + c3.fn.$$.classShapes = function (d) { + return this.generateClass(this.CLASS.shapes, d.id); + }; + c3.fn.$$.classLine = function (d) { + return this.classShape(d) + this.generateClass(this.CLASS.line, d.id); + }; + c3.fn.$$.classLines = function (d) { + return this.classShapes(d) + this.generateClass(this.CLASS.lines, d.id); + }; + c3.fn.$$.classCircle = function (d) { + return this.classShape(d) + this.generateClass(this.CLASS.circle, d.index); + }; + c3.fn.$$.classCircles = function (d) { + return this.classShapes(d) + this.generateClass(this.CLASS.circles, d.id); + }; + c3.fn.$$.classBar = function (d) { + return this.classShape(d) + this.generateClass(this.CLASS.bar, d.index); + }; + c3.fn.$$.classBars = function (d) { + return this.classShapes(d) + this.generateClass(this.CLASS.bars, d.id); + }; + c3.fn.$$.classArc = function (d) { + return this.classShape(d.data) + this.generateClass(this.CLASS.arc, d.data.id); + }; + c3.fn.$$.classArcs = function (d) { + return this.classShapes(d.data) + this.generateClass(this.CLASS.arcs, d.data.id); + }; + c3.fn.$$.classArea = function (d) { + return this.classShape(d) + this.generateClass(this.CLASS.area, d.id); + }; + c3.fn.$$.classAreas = function (d) { + return this.classShapes(d) + this.generateClass(this.CLASS.areas, d.id); + }; + c3.fn.$$.classRegion = function (d, i) { + return this.generateClass(this.CLASS.region, i) + ' ' + ('class' in d ? d.class : ''); + }; + c3.fn.$$.classEvent = function (d) { + return this.generateClass(this.CLASS.eventRect, d.index); + }; + c3.fn.$$.classTarget = function (id) { + var $$ = this; + var additionalClassSuffix = $$.__data_classes[id], additionalClass = ''; + if (additionalClassSuffix) { + additionalClass = ' ' + $$.CLASS.target + '-' + additionalClassSuffix; + } + return $$.generateClass($$.CLASS.target, id) + additionalClass; + }; + c3.fn.$$.classChartText = function (d) { + return this.CLASS.chartText + this.classTarget(d.id); + }; + c3.fn.$$.classChartLine = function (d) { + return this.CLASS.chartLine + this.classTarget(d.id); + }; + c3.fn.$$.classChartBar = function (d) { + return this.CLASS.chartBar + this.classTarget(d.id); + }; + c3.fn.$$.classChartArc = function (d) { + return this.CLASS.chartArc + this.classTarget(d.data.id); + }; + c3.fn.$$.getTargetSelectorSuffix = function (targetId) { + return targetId || targetId === 0 ? '-' + (targetId.replace ? targetId.replace(/([^a-zA-Z0-9-_])/g, '-') : targetId) : ''; + }; + c3.fn.$$.selectorTarget = function (id) { + var $$ = this; + return '.' + $$.CLASS.target + $$.getTargetSelectorSuffix(id); + }; + c3.fn.$$.selectorTargets = function (ids) { + var $$ = this; + return ids.length ? ids.map(function (id) { return $$.selectorTarget(id); }) : null; + }; + c3.fn.$$.selectorLegend = function (id) { + var $$ = this; + return '.' + $$.CLASS.legendItem + $$.getTargetSelectorSuffix(id); + }; + c3.fn.$$.selectorLegends = function (ids) { + var $$ = this; + return ids.length ? ids.map(function (id) { return $$.selectorLegend(id); }) : null; + }; - if (__legend_equally) { - Object.keys(widths).forEach(function (id) { widths[id] = maxWidth; }); - Object.keys(heights).forEach(function (id) { heights[id] = maxHeight; }); - margin = (areaLength - maxLength * targetIds.length) / 2; - if (margin < posMin) { - totalLength = 0; - step = 0; - targetIds.forEach(function (id) { updateValues(id); }); - } - else { - updateValues(id, true); - } + + + /** + * c3.format.js + */ + c3.fn.$$.getYFormat = function (forArc) { + var $$ = this, + formatForY = forArc && !$$.hasGaugeType($$.data.targets) ? $$.defaultArcValueFormat : $$.yFormat, + formatForY2 = forArc && !$$.hasGaugeType($$.data.targets) ? $$.defaultArcValueFormat : $$.y2Format; + return function (v, ratio, id) { + var format = $$.getAxisId(id) === 'y2' ? formatForY2 : formatForY; + return format.call($$, v, ratio); + }; + }; + c3.fn.$$.yFormat = function (v) { + var $$ = this, format = $$.__axis_y_tick_format ? $$.__axis_y_tick_format : $$.defaultValueFormat; + return format.call($$, v); + }; + c3.fn.$$.y2Format = function (v) { + var $$ = this, format = $$.__axis_y2_tick_format ? $$.__axis_y2_tick_format : $$.defaultValueFormat; + return format.call($$, v); + }; + c3.fn.$$.defaultValueFormat = function (v) { + return this.isValue(v) ? +v : ""; + }; + c3.fn.$$.defaultArcValueFormat = function (v, ratio) { + return (ratio * 100).toFixed(1) + '%'; + }; + c3.fn.$$.formatByAxisId = function (axisId) { + var $$ = this.$$, format = function (v) { return this.isValue(v) ? +v : ""; }; + // find format according to axis id + if (typeof $$.__data_labels.format === 'function') { + format = $$.__data_labels.format; + } else if (typeof $$.__data_labels.format === 'object') { + if (typeof $$.__data_labels.format[axisId] === 'function') { + format = $$.__data_labels.format[axisId]; + } + } + return format; + }; + + + + /** + * c3.drag.js + */ + c3.fn.$$.drag = function (mouse) { + var $$ = this, main = $$.main, CLASS = $$.CLASS, d3 = $$.d3; + var sx, sy, mx, my, minX, maxX, minY, maxY; + + if ($$.hasArcType($$.data.targets)) { return; } + if (! $$.__data_selection_enabled) { return; } // do nothing if not selectable + if ($$.__zoom_enabled && ! $$.zoom.altDomain) { return; } // skip if zoomable because of conflict drag dehavior + if (!$$.__data_selection_multiple) { return; } // skip when single selection because drag is used for multiple selection + + sx = $$.dragStart[0]; + sy = $$.dragStart[1]; + mx = mouse[0]; + my = mouse[1]; + minX = Math.min(sx, mx); + maxX = Math.max(sx, mx); + minY = ($$.__data_selection_grouped) ? $$.margin.top : Math.min(sy, my); + maxY = ($$.__data_selection_grouped) ? $$.height : Math.max(sy, my); + + main.select('.' + CLASS.dragarea) + .attr('x', minX) + .attr('y', minY) + .attr('width', maxX - minX) + .attr('height', maxY - minY); + // TODO: binary search when multiple xs + main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape) + .filter(function (d) { return $$.__data_selection_isselectable(d); }) + .each(function (d, i) { + var shape = d3.select(this), + isSelected = shape.classed(CLASS.SELECTED), + isIncluded = shape.classed(CLASS.INCLUDED), + _x, _y, _w, _h, toggle, isWithin = false, box; + if (shape.classed(CLASS.circle)) { + _x = shape.attr("cx") * 1; + _y = shape.attr("cy") * 1; + toggle = $$.togglePoint; + isWithin = minX < _x && _x < maxX && minY < _y && _y < maxY; + } + else if (shape.classed(CLASS.bar)) { + box = $$.getPathBox(this); + _x = box.x; + _y = box.y; + _w = box.width; + _h = box.height; + toggle = $$.toggleBar; + isWithin = !(maxX < _x || _x + _w < minX) && !(maxY < _y || _y + _h < minY); } else { - updateValues(id); + // line/area selection not supported yet + return; } - } + if (isWithin ^ isIncluded) { + shape.classed(CLASS.INCLUDED, !isIncluded); + // TODO: included/unincluded callback here + shape.classed(CLASS.SELECTED, !isSelected); + toggle.call($$, !isSelected, shape, d, i); + } + }); + }; - if (isLegendRight) { - xForLegend = function (id) { return maxWidth * steps[id]; }; - yForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; - } else if (isLegendInset) { - xForLegend = function (id) { return maxWidth * steps[id] + 10; }; - yForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; - } else { - xForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; - yForLegend = function (id) { return maxHeight * steps[id]; }; - } - xForLegendText = function (id, i) { return xForLegend(id, i) + 14; }; - yForLegendText = function (id, i) { return yForLegend(id, i) + 9; }; - xForLegendRect = function (id, i) { return xForLegend(id, i) - 4; }; - yForLegendRect = function (id, i) { return yForLegend(id, i) - 7; }; - - // Define g for legend area - l = legend.selectAll('.' + CLASS.legendItem) - .data(targetIds) - .enter().append('g') - .attr('class', function (id) { return generateClass(CLASS.legendItem, id); }) - .style('visibility', function (id) { return isLegendToShow(id) ? 'visible' : 'hidden'; }) - .style('cursor', 'pointer') - .on('click', function (id) { - typeof __legend_item_onclick === 'function' ? __legend_item_onclick.call(c3, id) : c3.toggle(id); - }) - .on('mouseover', function (id) { - d3.select(this).classed(CLASS.legendItemFocused, true); - if (!transiting) { - c3.focus(id); - } - if (typeof __legend_item_onmouseover === 'function') { - __legend_item_onmouseover.call(c3, id); - } - }) - .on('mouseout', function (id) { - d3.select(this).classed(CLASS.legendItemFocused, false); - if (!transiting) { - c3.revert(); - } - if (typeof __legend_item_onmouseout === 'function') { - __legend_item_onmouseout.call(c3, id); - } - }); - l.append('text') - .text(function (id) { return isDefined(__data_names[id]) ? __data_names[id] : id; }) - .each(function (id, i) { updatePositions(this, id, i === 0); }) - .style("pointer-events", "none") - .attr('x', isLegendRight || isLegendInset ? xForLegendText : -200) - .attr('y', isLegendRight || isLegendInset ? -200 : yForLegendText); - l.append('rect') - .attr("class", CLASS.legendItemEvent) - .style('fill-opacity', 0) - .attr('x', isLegendRight || isLegendInset ? xForLegendRect : -200) - .attr('y', isLegendRight || isLegendInset ? -200 : yForLegendRect); - l.append('rect') - .attr("class", CLASS.legendItemTile) - .style("pointer-events", "none") - .style('fill', color) - .attr('x', isLegendRight || isLegendInset ? xForLegendText : -200) - .attr('y', isLegendRight || isLegendInset ? -200 : yForLegend) - .attr('width', 10) - .attr('height', 10); - // Set background for inset legend - if (isLegendInset && maxWidth !== 0) { - legend.insert('g', '.' + CLASS.legendItem) - .attr("class", CLASS.legendBackground) - .append('rect') - .attr('height', getLegendHeight() - 10) - .attr('width', maxWidth * (step + 1) + 10); - } + c3.fn.$$.dragstart = function (mouse) { + var $$ = this; + if ($$.hasArcType($$.data.targets)) { return; } + if (! $$.__data_selection_enabled) { return; } // do nothing if not selectable + $$.dragStart = mouse; + $$.main.select('.' + $$.CLASS.chart).append('rect') + .attr('class', $$.CLASS.dragarea) + .style('opacity', 0.1); + $$.dragging = true; + $$.__data_ondragstart.call(c3); + }; + + c3.fn.$$.dragend = function () { + var $$ = this; + if ($$.hasArcType($$.data.targets)) { return; } + if (! $$.__data_selection_enabled) { return; } // do nothing if not selectable + $$.main.select('.' + $$.CLASS.dragarea) + .transition().duration(100) + .style('opacity', 0) + .remove(); + $$.main.selectAll('.' + $$.CLASS.shape) + .classed($$.CLASS.INCLUDED, false); + $$.dragging = false; + $$.__data_ondragend.call(c3); + }; - texts = legend.selectAll('text') - .data(targetIds) - .text(function (id) { return isDefined(__data_names[id]) ? __data_names[id] : id; }) // MEMO: needed for update - .each(function (id, i) { updatePositions(this, id, i === 0); }); - (withTransition ? texts.transition() : texts) - .attr('x', xForLegendText) - .attr('y', yForLegendText); - - rects = legend.selectAll('rect.' + CLASS.legendItemEvent) - .data(targetIds); - (withTransition ? rects.transition() : rects) - .attr('width', function (id) { return widths[id]; }) - .attr('height', function (id) { return heights[id]; }) - .attr('x', xForLegendRect) - .attr('y', yForLegendRect); - - tiles = legend.selectAll('rect.' + CLASS.legendItemTile) - .data(targetIds); - (withTransition ? tiles.transition() : tiles) - .style('fill', color) - .attr('x', xForLegend) - .attr('y', yForLegend); - - // toggle legend state - legend.selectAll('.' + CLASS.legendItem) - .classed(CLASS.legendItemHidden, function (id) { return !isTargetToShow(id); }) - .transition() - .style('opacity', function (id) { - var This = d3.select(this); - if (isTargetToShow(id)) { - return !hasFocused || This.classed(CLASS.legendItemFocused) ? opacityForLegend(This) : opacityForUnfocusedLegend(This); - } else { - return legendOpacityForHidden; - } - }); - // Update all to reflect change of legend - updateLegendItemWidth(maxWidth); - updateLegendItemHeight(maxHeight); - updateLegendStep(step); - // Update size and scale - updateSizes(); - updateScales(); - updateSvgSize(); - // Update g positions - transformAll(withTransitionForTransform, transitions); - } - /*-- Event Handling --*/ - function isNoneArc(d) { - return hasTarget(c3.data.targets, d.id); - } - function isArc(d) { - return 'data' in d && hasTarget(c3.data.targets, d.data.id); + + /** + * c3.api.js (or c3.api.focus.js, etc?) + */ + c3.fn.chart.focus = function (targetId) { + var $$ = this.$$, + candidates = $$.svg.selectAll($$.selectorTarget(targetId)), + candidatesForNoneArc = candidates.filter(function (d) { return $$.isNoneArc(d); }), + candidatesForArc = candidates.filter(function (d) { return $$.isArc(d); }); + function focus(targets) { + $$.filterTargetsToShow(targets).transition().duration(100).style('opacity', 1); + } + this.revert(); + this.defocus(); + focus(candidatesForNoneArc.classed($$.CLASS.focused, true)); + focus(candidatesForArc); + if ($$.hasArcType($$.data.targets)) { + $$.expandArc(targetId, true); + } + $$.toggleFocusLegend(targetId, true); + }; + + c3.fn.chart.defocus = function (targetId) { + var $$ = this.$$, + candidates = $$.svg.selectAll($$.selectorTarget(targetId)), + candidatesForNoneArc = candidates.filter(function (d) { return $$.isNoneArc(d); }), + candidatesForArc = candidates.filter(function (d) { return $$.isArc(d); }); + function defocus(targets) { + $$.filterTargetsToShow(targets).transition().duration(100).style('opacity', 0.3); + } + this.revert(); + defocus(candidatesForNoneArc.classed($$.CLASS.focused, false)); + defocus(candidatesForArc); + if ($$.hasArcType($$.data.targets)) { + $$.unexpandArc(targetId); + } + $$.toggleFocusLegend(targetId, false); + }; + + c3.fn.chart.revert = function (targetId) { + var $$ = this.$$, + candidates = $$.svg.selectAll($$.selectorTarget(targetId)), + candidatesForNoneArc = candidates.filter(function (d) { return $$.isNoneArc(d); }), + candidatesForArc = candidates.filter(function (d) { return $$.isArc(d); }); + function revert(targets) { + $$.filterTargetsToShow(targets).transition().duration(100).style('opacity', 1); } - function getGridFilterToRemove(params) { - return params ? function (line) { - var found = false; - [].concat(params).forEach(function (param) { - if ((('value' in param && line.value === params.value) || ('class' in param && line.class === params.class))) { - found = true; - } - }); - return found; - } : function () { return true; }; - } - function removeGridLines(params, forX) { - var toRemove = getGridFilterToRemove(params), - toShow = function (line) { return !toRemove(line); }, - classLines = forX ? CLASS.xgridLines : CLASS.ygridLines, - classLine = forX ? CLASS.xgridLine : CLASS.ygridLine; - main.select('.' + classLines).selectAll('.' + classLine).filter(toRemove) - .transition().duration(__transition_duration) - .style('opacity', 0).remove(); - if (forX) { - __grid_x_lines = __grid_x_lines.filter(toShow); - } else { - __grid_y_lines = __grid_y_lines.filter(toShow); - } + revert(candidatesForNoneArc.classed($$.CLASS.focused, false)); + revert(candidatesForArc); + if ($$.hasArcType($$.data.targets)) { + $$.unexpandArc(targetId); } - function transformTo(targetIds, type, optionsForRedraw) { - var withTransitionForAxis = !hasArcType(c3.data.targets), - options = optionsForRedraw || {withTransitionForAxis: withTransitionForAxis}; - options.withTransitionForTransform = false; - transiting = false; - setTargetType(targetIds, type); - updateAndRedraw(options); - } - - c3.focus = function (targetId) { - var candidates = svg.selectAll(selectorTarget(targetId)), - candidatesForNoneArc = candidates.filter(isNoneArc), - candidatesForArc = candidates.filter(isArc); - function focus(targets) { - filterTargetsToShow(targets).transition().duration(100).style('opacity', 1); - } - c3.revert(); - c3.defocus(); - focus(candidatesForNoneArc.classed(CLASS.focused, true)); - focus(candidatesForArc); - if (hasArcType(c3.data.targets)) { - expandArc(targetId, true); - } - toggleFocusLegend(targetId, true); - }; - - c3.defocus = function (targetId) { - var candidates = svg.selectAll(selectorTarget(targetId)), - candidatesForNoneArc = candidates.filter(isNoneArc), - candidatesForArc = candidates.filter(isArc); - function defocus(targets) { - filterTargetsToShow(targets).transition().duration(100).style('opacity', 0.3); - } - c3.revert(); - defocus(candidatesForNoneArc.classed(CLASS.focused, false)); - defocus(candidatesForArc); - if (hasArcType(c3.data.targets)) { - unexpandArc(targetId); - } - toggleFocusLegend(targetId, false); - }; + $$.revertLegend(); + }; - c3.revert = function (targetId) { - var candidates = svg.selectAll(selectorTarget(targetId)), - candidatesForNoneArc = candidates.filter(isNoneArc), - candidatesForArc = candidates.filter(isArc); - function revert(targets) { - filterTargetsToShow(targets).transition().duration(100).style('opacity', 1); - } - revert(candidatesForNoneArc.classed(CLASS.focused, false)); - revert(candidatesForArc); - if (hasArcType(c3.data.targets)) { - unexpandArc(targetId); - } - revertLegend(); - }; + c3.fn.chart.show = function (targetIds, options) { + var $$ = this.$$; - c3.show = function (targetIds, options) { - targetIds = mapToTargetIds(targetIds); - options = options || {}; + targetIds = $$.mapToTargetIds(targetIds); + options = options || {}; - removeHiddenTargetIds(targetIds); - svg.selectAll(selectorTargets(targetIds)) - .transition() - .style('opacity', 1); + $$.removeHiddenTargetIds(targetIds); + $$.svg.selectAll($$.selectorTargets(targetIds)) + .transition() + .style('opacity', 1); - if (options.withLegend) { - showLegend(targetIds); - } + if (options.withLegend) { + $$.showLegend(targetIds); + } - redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); - }; + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + }; - c3.hide = function (targetIds, options) { - targetIds = mapToTargetIds(targetIds); - options = options || {}; + c3.fn.chart.hide = function (targetIds, options) { + var $$ = this.$$; - addHiddenTargetIds(targetIds); - svg.selectAll(selectorTargets(targetIds)) - .transition() - .style('opacity', 0); + targetIds = $$.mapToTargetIds(targetIds); + options = options || {}; - if (options.withLegend) { - hideLegend(targetIds); - } + $$.addHiddenTargetIds(targetIds); + $$.svg.selectAll($$.selectorTargets(targetIds)) + .transition() + .style('opacity', 0); - redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); - }; + if (options.withLegend) { + $$.hideLegend(targetIds); + } - c3.toggle = function (targetId) { - isTargetToShow(targetId) ? c3.hide(targetId) : c3.show(targetId); - }; + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + }; - c3.unzoom = function () { - brush.clear().update(); - redraw({withUpdateXDomain: true}); - }; - c3.zoom = function () { - }; - c3.zoom.enable = function (enabled) { - __zoom_enabled = enabled; - updateAndRedraw(); - }; + c3.fn.chart.toggle = function (targetId) { + var $$ = this.$$; + $$.isTargetToShow(targetId) ? this.hide(targetId) : this.show(targetId); + }; - c3.load = function (args) { - // update xs if specified - if (args.xs) { - addXs(args.xs); - } - // update classes if exists - if ('classes' in args) { - Object.keys(args.classes).forEach(function (id) { - __data_classes[id] = args.classes[id]; - }); - } - // update categories if exists - if ('categories' in args && isCategorized) { - __axis_x_categories = args.categories; - } - // use cache if exists - if ('cacheIds' in args && hasCaches(args.cacheIds)) { - load(getCaches(args.cacheIds), args.done); - return; - } - // unload if needed - if ('unload' in args) { - // TODO: do not unload if target will load (included in url/rows/columns) - unload(mapToTargetIds((typeof args.unload === 'boolean' && args.unload) ? null : args.unload), function () { - loadFromArgs(args); - }); - } else { - loadFromArgs(args); - } - }; + c3.fn.chart.zoom = function () { + }; + c3.fn.chart.zoom.enable = function (enabled) { + var $$ = this.$$; + $$.__zoom_enabled = enabled; + $$.updateAndRedraw(); + }; + c3.fn.chart.unzoom = function () { + var $$ = this.$$; + $$.brush.clear().update(); + $$.redraw({withUpdateXDomain: true}); + }; - c3.unload = function (args) { - args = args || {}; - unload(mapToTargetIds(args.ids), function () { - redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); - if (typeof args.done === 'function') { args.done(); } + c3.fn.chart.load = function (args) { + var $$ = this.$$; + // update xs if specified + if (args.xs) { + $$.addXs(args.xs); + } + // update classes if exists + if ('classes' in args) { + Object.keys(args.classes).forEach(function (id) { + $$.__data_classes[id] = args.classes[id]; }); - }; - - c3.flow = function (args) { - var targets = convertDataToTargets(convertColumnsToData(args.columns), true), notfoundIds = [], - orgDataCount = getMaxDataCount(), dataCount, domain, baseTarget, baseValue, length = 0, tail = 0, diff, to; + } + // update categories if exists + if ('categories' in args && $$.isCategorized) { + $$.__axis_x_categories = args.categories; + } + // use cache if exists + if ('cacheIds' in args && $$.hasCaches(args.cacheIds)) { + $$.load($$.getCaches(args.cacheIds), args.done); + return; + } + // unload if needed + if ('unload' in args) { + // TODO: do not unload if target will load (included in url/rows/columns) + $$.unload($$.mapToTargetIds((typeof args.unload === 'boolean' && args.unload) ? null : args.unload), function () { + $$.loadFromArgs(args); + }); + } else { + $$.loadFromArgs(args); + } + }; - // Update/Add data - c3.data.targets.forEach(function (t) { - var found = false, i, j; - for (i = 0; i < targets.length; i++) { - if (t.id === targets[i].id) { - found = true; - - if (t.values[t.values.length - 1]) { - tail = t.values[t.values.length - 1].index + 1; - } - length = targets[i].values.length; + c3.fn.chart.unload = function (args) { + var $$ = this.$$; + args = args || {}; + $$.unload($$.mapToTargetIds(args.ids), function () { + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + if (typeof args.done === 'function') { args.done(); } + }); + }; - for (j = 0; j < length; j++) { - targets[i].values[j].index = tail + j; - if (!isTimeSeries) { - targets[i].values[j].x = tail + j; - } - } - t.values = t.values.concat(targets[i].values); + c3.fn.chart.flow = function (args) { + var $$ = this.$$, + targets = $$.convertDataToTargets($$.convertColumnsToData(args.columns), true), + notfoundIds = [], orgDataCount = $$.getMaxDataCount(), + dataCount, domain, baseTarget, baseValue, length = 0, tail = 0, diff, to; + + // Update/Add data + $$.data.targets.forEach(function (t) { + var found = false, i, j; + for (i = 0; i < targets.length; i++) { + if (t.id === targets[i].id) { + found = true; - targets.splice(i, 1); - break; + if (t.values[t.values.length - 1]) { + tail = t.values[t.values.length - 1].index + 1; } - } - if (!found) { notfoundIds.push(t.id); } - }); + length = targets[i].values.length; - // Append null for not found targets - c3.data.targets.forEach(function (t) { - var i, j; - for (i = 0; i < notfoundIds.length; i++) { - if (t.id === notfoundIds[i]) { - tail = t.values[t.values.length - 1].index + 1; - for (j = 0; j < length; j++) { - t.values.push({ - id: t.id, - index: tail + j, - x: isTimeSeries ? getOtherTargetX(tail + j) : tail + j, - value: null - }); + for (j = 0; j < length; j++) { + targets[i].values[j].index = tail + j; + if (!$$.isTimeSeries) { + targets[i].values[j].x = tail + j; } } + t.values = t.values.concat(targets[i].values); + + targets.splice(i, 1); + break; } - }); + } + if (!found) { notfoundIds.push(t.id); } + }); - // Generate null values for new target - if (c3.data.targets.length) { - targets.forEach(function (t) { - var i, missing = []; - for (i = c3.data.targets[0].values[0].index; i < tail; i++) { - missing.push({ + // Append null for not found targets + $$.data.targets.forEach(function (t) { + var i, j; + for (i = 0; i < notfoundIds.length; i++) { + if (t.id === notfoundIds[i]) { + tail = t.values[t.values.length - 1].index + 1; + for (j = 0; j < length; j++) { + t.values.push({ id: t.id, - index: i, - x: isTimeSeries ? getOtherTargetX(i) : i, + index: tail + j, + x: $$.isTimeSeries ? $$.getOtherTargetX(tail + j) : tail + j, value: null }); } - t.values.forEach(function (v) { - v.index += tail; - if (!isTimeSeries) { - v.x += tail; - } - }); - t.values = missing.concat(t.values); - }); - } - c3.data.targets = c3.data.targets.concat(targets); // add remained - - // check data count because behavior needs to change when it's only one - dataCount = getMaxDataCount(); - baseTarget = c3.data.targets[0]; - baseValue = baseTarget.values[0]; - - // Update length to flow if needed - if (isDefined(args.to)) { - length = 0; - to = isTimeSeries ? parseDate(args.to) : args.to; - baseTarget.values.forEach(function (v) { - if (v.x < to) { length++; } - }); - } else if (isDefined(args.length)) { - length = args.length; + } } + }); - // If only one data, update the domain to flow from left edge of the chart - if (!orgDataCount) { - if (isTimeSeries) { - if (baseTarget.values.length > 1) { - diff = baseTarget.values[baseTarget.values.length - 1].x - baseValue.x; - } else { - diff = baseValue.x - getXDomain(c3.data.targets)[0]; - } - } else { - diff = 1; - } - domain = [baseValue.x - diff, baseValue.x]; - updateXDomain(null, true, true, domain); - } else if (orgDataCount === 1) { - if (isTimeSeries) { - diff = (baseTarget.values[baseTarget.values.length - 1].x - baseValue.x) / 2; - domain = [new Date(+baseValue.x - diff), new Date(+baseValue.x + diff)]; - updateXDomain(null, true, true, domain); + // Generate null values for new target + if ($$.data.targets.length) { + targets.forEach(function (t) { + var i, missing = []; + for (i = $$.data.targets[0].values[0].index; i < tail; i++) { + missing.push({ + id: t.id, + index: i, + x: $$.isTimeSeries ? $$.getOtherTargetX(i) : i, + value: null + }); } - } + t.values.forEach(function (v) { + v.index += tail; + if (!$$.isTimeSeries) { + v.x += tail; + } + }); + t.values = missing.concat(t.values); + }); + } + $$.data.targets = $$.data.targets.concat(targets); // add remained + + // check data count because behavior needs to change when it's only one + dataCount = $$.getMaxDataCount(); + baseTarget = $$.data.targets[0]; + baseValue = baseTarget.values[0]; - // Set targets - updateTargets(c3.data.targets); - - // Redraw with new targets - redraw({ - flow: { - index: baseValue.index, - length: length, - duration: isValue(args.duration) ? args.duration : __transition_duration, - done: args.done, - orgDataCount: orgDataCount, - }, - withLegend: true, - withTransition: orgDataCount > 1, + // Update length to flow if needed + if ($$.isDefined(args.to)) { + length = 0; + to = $$.isTimeSeries ? $$.parseDate(args.to) : args.to; + baseTarget.values.forEach(function (v) { + if (v.x < to) { length++; } }); - }; + } else if ($$.isDefined(args.length)) { + length = args.length; + } - c3.selected = function (targetId) { - return d3.merge( - main.selectAll('.' + CLASS.shapes + getTargetSelectorSuffix(targetId)).selectAll('.' + CLASS.shape) - .filter(function () { return d3.select(this).classed(CLASS.SELECTED); }) - .map(function (d) { return d.map(function (d) { var data = d.__data__; return data.data ? data.data : data; }); }) - ); - }; + // If only one data, update the domain to flow from left edge of the chart + if (!orgDataCount) { + if ($$.isTimeSeries) { + if (baseTarget.values.length > 1) { + diff = baseTarget.values[baseTarget.values.length - 1].x - baseValue.x; + } else { + diff = baseValue.x - $$.getXDomain($$.data.targets)[0]; + } + } else { + diff = 1; + } + domain = [baseValue.x - diff, baseValue.x]; + $$.updateXDomain(null, true, true, domain); + } else if (orgDataCount === 1) { + if ($$.isTimeSeries) { + diff = (baseTarget.values[baseTarget.values.length - 1].x - baseValue.x) / 2; + domain = [new Date(+baseValue.x - diff), new Date(+baseValue.x + diff)]; + $$.updateXDomain(null, true, true, domain); + } + } + + // Set targets + $$.updateTargets($$.data.targets); + + // Redraw with new targets + $$.redraw({ + flow: { + index: baseValue.index, + length: length, + duration: $$.isValue(args.duration) ? args.duration : $$.__transition_duration, + done: args.done, + orgDataCount: orgDataCount, + }, + withLegend: true, + withTransition: orgDataCount > 1, + }); + }; - c3.select = function (ids, indices, resetOther) { - if (! __data_selection_enabled) { return; } - main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) { - var shape = d3.select(this), id = d.data ? d.data.id : d.id, toggle = getToggle(this), - isTargetId = __data_selection_grouped || !ids || ids.indexOf(id) >= 0, - isTargetIndex = !indices || indices.indexOf(i) >= 0, - isSelected = shape.classed(CLASS.SELECTED); - // line/area selection not supported yet - if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { - return; + c3.fn.chart.selected = function (targetId) { + var $$ = this.$$, d3 = $$.d3, CLASS = $$.CLASS; + return d3.merge( + $$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(targetId)).selectAll('.' + CLASS.shape) + .filter(function () { return d3.select(this).classed(CLASS.SELECTED); }) + .map(function (d) { return d.map(function (d) { var data = d.__data__; return data.data ? data.data : data; }); }) + ); + }; + c3.fn.chart.select = function (ids, indices, resetOther) { + var $$ = this.$$, CLASS = $$.CLASS, d3 = $$.d3; + if (! $$.__data_selection_enabled) { return; } + $$.main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this), id = d.data ? d.data.id : d.id, toggle = $$.getToggle(this), + isTargetId = $$.__data_selection_grouped || !ids || ids.indexOf(id) >= 0, + isTargetIndex = !indices || indices.indexOf(i) >= 0, + isSelected = shape.classed(CLASS.SELECTED); + // line/area selection not supported yet + if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { + return; + } + if (isTargetId && isTargetIndex) { + if ($$.__data_selection_isselectable(d) && !isSelected) { + toggle(true, shape.classed(CLASS.SELECTED, true), d, i); } - if (isTargetId && isTargetIndex) { - if (__data_selection_isselectable(d) && !isSelected) { - toggle(true, shape.classed(CLASS.SELECTED, true), d, i); - } - } else if (isDefined(resetOther) && resetOther) { + } else if ($$.isDefined(resetOther) && resetOther) { + if (isSelected) { + toggle(false, shape.classed(CLASS.SELECTED, false), d, i); + } + } + }); + }; + c3.fn.chart.unselect = function (ids, indices) { + var $$ = this.$$, CLASS = $$.CLASS, d3 = $$.d3; + if (! $$.__data_selection_enabled) { return; } + $$.main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this), id = d.data ? d.data.id : d.id, toggle = $$.getToggle(this), + isTargetId = $$.__data_selection_grouped || !ids || ids.indexOf(id) >= 0, + isTargetIndex = !indices || indices.indexOf(i) >= 0, + isSelected = shape.classed(CLASS.SELECTED); + // line/area selection not supported yet + if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { + return; + } + if (isTargetId && isTargetIndex) { + if ($$.__data_selection_isselectable(d)) { if (isSelected) { toggle(false, shape.classed(CLASS.SELECTED, false), d, i); } } - }); - }; - - c3.unselect = function (ids, indices) { - if (! __data_selection_enabled) { return; } - main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) { - var shape = d3.select(this), id = d.data ? d.data.id : d.id, toggle = getToggle(this), - isTargetId = __data_selection_grouped || !ids || ids.indexOf(id) >= 0, - isTargetIndex = !indices || indices.indexOf(i) >= 0, - isSelected = shape.classed(CLASS.SELECTED); - // line/area selection not supported yet - if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { - return; - } - if (isTargetId && isTargetIndex) { - if (__data_selection_isselectable(d)) { - if (isSelected) { - toggle(false, shape.classed(CLASS.SELECTED, false), d, i); - } - } - } - }); - }; + } + }); + }; - c3.transform = function (type, targetIds) { - var options = ['pie', 'donut'].indexOf(type) >= 0 ? {withTransform: true} : null; - transformTo(targetIds, type, options); - }; + c3.fn.chart.transform = function (type, targetIds) { + var $$ = this.$$, + options = ['pie', 'donut'].indexOf(type) >= 0 ? {withTransform: true} : null; + $$.transformTo(targetIds, type, options); + }; - c3.groups = function (groups) { - if (isUndefined(groups)) { return __data_groups; } - __data_groups = groups; - redraw(); - return __data_groups; - }; + c3.fn.chart.groups = function (groups) { + var $$ = this.$$; + if ($$.isUndefined(groups)) { return $$.__data_groups; } + $$.__data_groups = groups; + $$.redraw(); + return $$.__data_groups; + }; - c3.xgrids = function (grids) { - if (! grids) { return __grid_x_lines; } - __grid_x_lines = grids; - redraw(); - return __grid_x_lines; - }; - c3.xgrids.add = function (grids) { - if (! grids) { return; } - return c3.xgrids(__grid_x_lines.concat(grids)); - }; - c3.xgrids.remove = function (params) { // TODO: multiple - removeGridLines(params, true); - }; + c3.fn.chart.xgrids = function (grids) { + var $$ = this.$$; + if (! grids) { return $$.__grid_x_lines; } + $$.__grid_x_lines = grids; + $$.redraw(); + return $$.__grid_x_lines; + }; + c3.fn.chart.xgrids.add = function (grids) { + var $$ = this.$$; + return this.xgrids($$.__grid_x_lines.concat(grids ? grids : [])); + }; + c3.fn.chart.xgrids.remove = function (params) { // TODO: multiple + var $$ = this.$$; + $$.removeGridLines(params, true); + }; - c3.ygrids = function (grids) { - if (! grids) { return __grid_y_lines; } - __grid_y_lines = grids; - redraw(); - return __grid_y_lines; - }; - c3.ygrids.add = function (grids) { - if (! grids) { return; } - return c3.ygrids(__grid_y_lines.concat(grids)); - }; - c3.ygrids.remove = function (params) { // TODO: multiple - removeGridLines(params, false); - }; + c3.fn.chart.ygrids = function (grids) { + var $$ = this.$$; + if (! grids) { return $$.__grid_y_lines; } + $$.__grid_y_lines = grids; + $$.redraw(); + return $$.__grid_y_lines; + }; + c3.fn.chart.ygrids.add = function (grids) { + var $$ = this.$$; + return c3.ygrids($$.__grid_y_lines.concat(grids ? grids : [])); + }; + c3.fn.chart.ygrids.remove = function (params) { // TODO: multiple + var $$ = this.$$; + $$.removeGridLines(params, false); + }; - c3.regions = function (regions) { - if (!regions) { return __regions; } - __regions = regions; - redraw(); - return __regions; - }; - c3.regions.add = function (regions) { - if (!regions) { return __regions; } - __regions = __regions.concat(regions); - redraw(); - return __regions; - }; - c3.regions.remove = function (options) { - var duration, classes, regions; + c3.fn.chart.regions = function (regions) { + var $$ = this.$$; + if (!regions) { return $$.__regions; } + $$.__regions = regions; + $$.redraw(); + return $$.__regions; + }; + c3.fn.chart.regions.add = function (regions) { + var $$ = this.$$; + if (!regions) { return $$.__regions; } + $$.__regions = $$.__regions.concat(regions); + $$.redraw(); + return $$.__regions; + }; + c3.fn.chart.regions.remove = function (options) { + var $$ = this.$$, CLASS = $$.CLASS, + duration, classes, regions; - options = options || {}; - duration = getOption(options, "duration", __transition_duration); - classes = getOption(options, "classes", [CLASS.region]); + options = options || {}; + duration = $$.getOption(options, "duration", $$.__transition_duration); + classes = $$.getOption(options, "classes", [CLASS.region]); - regions = main.select('.' + CLASS.regions).selectAll(classes.map(function (c) { return '.' + c; })); - (duration ? regions.transition().duration(duration) : regions) - .style('opacity', 0) - .remove(); + regions = $$.main.select('.' + CLASS.regions).selectAll(classes.map(function (c) { return '.' + c; })); + (duration ? regions.transition().duration(duration) : regions) + .style('opacity', 0) + .remove(); - __regions = __regions.filter(function (region) { - var found = false; - if (!region.class) { - return true; - } - region.class.split(' ').forEach(function (c) { - if (classes.indexOf(c) >= 0) { found = true; } - }); - return !found; + $$.__regions = $$.__regions.filter(function (region) { + var found = false; + if (!region.class) { + return true; + } + region.class.split(' ').forEach(function (c) { + if (classes.indexOf(c) >= 0) { found = true; } }); + return !found; + }); - return __regions; - }; + return $$.__regions; + }; - c3.data.get = function (targetId) { - var target = c3.data.getAsTarget(targetId); - return isDefined(target) ? target.values.map(function (d) { return d.value; }) : undefined; - }; - c3.data.getAsTarget = function (targetId) { - var targets = c3.data.targets.filter(function (t) { return t.id === targetId; }); - return targets.length > 0 ? targets[0] : undefined; - }; - c3.data.names = function (names) { - if (!arguments.length) { return __data_names; } - Object.keys(names).forEach(function (id) { - __data_names[id] = names[id]; - }); - redraw({withLegend: true}); - return __data_names; - }; - c3.data.colors = function (colors) { - if (!arguments.length) { return __data_colors; } - Object.keys(colors).forEach(function (id) { - __data_colors[id] = colors[id]; - }); - redraw({withLegend: true}); - return __data_colors; - }; + c3.fn.chart.data = function () { + }; + c3.fn.chart.data.get = function (targetId) { + var $$ = this.$$, + target = this.data.getAsTarget(targetId); + return $$.isDefined(target) ? target.values.map(function (d) { return d.value; }) : undefined; + }; + c3.fn.chart.data.getAsTarget = function (targetId) { + var targets = this.data.targets.filter(function (t) { return t.id === targetId; }); + return targets.length > 0 ? targets[0] : undefined; + }; + c3.fn.chart.data.names = function (names) { + var $$ = this.$$; + if (!arguments.length) { return $$.__data_names; } + Object.keys(names).forEach(function (id) { + $$.__data_names[id] = names[id]; + }); + $$.redraw({withLegend: true}); + return $$.__data_names; + }; + c3.fn.chart.data.colors = function (colors) { + var $$ = this.$$; + if (!arguments.length) { return $$.__data_colors; } + Object.keys(colors).forEach(function (id) { + $$.__data_colors[id] = colors[id]; + }); + $$.redraw({withLegend: true}); + return $$.__data_colors; + }; + c3.fn.chart.category = function (i, category) { + var $$ = this.$$; + if (arguments.length > 1) { + $$.__axis_x_categories[i] = category; + $$.redraw(); + } + return $$.__axis_x_categories[i]; + }; + c3.fn.chart.categories = function (categories) { + var $$ = this.$$; + if (!arguments.length) { return $$.__axis_x_categories; } + $$.__axis_x_categories = categories; + $$.redraw(); + return $$.__axis_x_categories; + }; - c3.category = function (i, category) { - if (arguments.length > 1) { - __axis_x_categories[i] = category; - redraw(); - } - return __axis_x_categories[i]; - }; - c3.categories = function (categories) { - if (!arguments.length) { return __axis_x_categories; } - __axis_x_categories = categories; - redraw(); - return __axis_x_categories; - }; + // TODO: fix + c3.fn.chart.color = function (id) { + var $$ = this.$$; + return $$.color(id); // more patterns + }; - c3.color = color; + c3.fn.chart.x = function (x) { + var $$ = this.$$; + if (arguments.length) { + $$.updateTargetX($$.data.targets, x); + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + return $$.data.xs; + }; + c3.fn.chart.xs = function (xs) { + var $$ = this.$$; + if (arguments.length) { + $$.updateTargetXs($$.data.targets, xs); + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + return $$.data.xs; + }; - c3.x = function (x) { - if (arguments.length) { - updateTargetX(c3.data.targets, x); - redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); - } - return c3.data.xs; - }; - c3.xs = function (xs) { - if (arguments.length) { - updateTargetXs(c3.data.targets, xs); - redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); - } - return c3.data.xs; - }; - c3.axis.labels = function (labels) { - if (arguments.length) { - Object.keys(labels).forEach(function (axisId) { - setAxisLabelText(axisId, labels[axisId]); - }); - updateAxisLabels(); - } - // TODO: return some values? - }; - c3.axis.max = function (max) { - if (arguments.length) { - if (typeof max === 'object') { - if (isValue(max.x)) { __axis_x_max = max.x; } - if (isValue(max.y)) { __axis_y_max = max.y; } - if (isValue(max.y2)) { __axis_y2_max = max.y2; } - } else { - __axis_y_max = __axis_y2_max = max; - } - redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); - } - }; - c3.axis.min = function (min) { - if (arguments.length) { - if (typeof min === 'object') { - if (isValue(min.x)) { __axis_x_min = min.x; } - if (isValue(min.y)) { __axis_y_min = min.y; } - if (isValue(min.y2)) { __axis_y2_min = min.y2; } - } else { - __axis_y_min = __axis_y2_min = min; - } - redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + c3.fn.chart.axis = function () { + }; + c3.fn.chart.axis.labels = function (labels) { + var $$ = this.$$; + if (arguments.length) { + Object.keys(labels).forEach(function (axisId) { + $$.setAxisLabelText(axisId, labels[axisId]); + }); + $$.updateAxisLabels(); + } + // TODO: return some values? + }; + c3.fn.chart.axis.max = function (max) { + var $$ = this.$$; + if (arguments.length) { + if (typeof max === 'object') { + if ($$.isValue(max.x)) { $$.__axis_x_max = max.x; } + if ($$.isValue(max.y)) { $$.__axis_y_max = max.y; } + if ($$.isValue(max.y2)) { $$.__axis_y2_max = max.y2; } + } else { + $$.__axis_y_max = $$.__axis_y2_max = max; } - }; - c3.axis.range = function (range) { - if (arguments.length) { - if (typeof range.max !== 'undefined') { c3.axis.max(range.max); } - if (typeof range.min !== 'undefined') { c3.axis.min(range.min); } + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + }; + c3.fn.chart.axis.min = function (min) { + var $$ = this.$$; + if (arguments.length) { + if (typeof min === 'object') { + if ($$.isValue(min.x)) { $$.__axis_x_min = min.x; } + if ($$.isValue(min.y)) { $$.__axis_y_min = min.y; } + if ($$.isValue(min.y2)) { $$.__axis_y2_min = min.y2; } + } else { + $$.__axis_y_min = $$.__axis_y2_min = min; } - }; - - c3.legend.show = function (targetIds) { - showLegend(mapToTargetIds(targetIds)); - updateAndRedraw({withLegend: true}); - }; - c3.legend.hide = function (targetIds) { - hideLegend(mapToTargetIds(targetIds)); - updateAndRedraw({withLegend: true}); - }; - - c3.resize = function (size) { - __size_width = size ? size.width : null; - __size_height = size ? size.height : null; - c3.flush(); - }; + $$.redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + }; + c3.fn.chart.axis.range = function (range) { + var $$ = this.$$; + if (arguments.length) { + if (typeof range.max !== 'undefined') { this.axis.max(range.max); } + if (typeof range.min !== 'undefined') { this.axis.min(range.min); } + } + }; - c3.flush = function () { - updateAndRedraw({withLegend: true, withTransition: false, withTransitionForTransform: false}); - }; - c3.destroy = function () { - c3.data.targets = undefined; - c3.data.xs = {}; - selectChart.classed('c3', false).html(""); - window.onresize = null; - }; + c3.fn.chart.legend = function () { + }; + c3.fn.chart.legend.show = function (targetIds) { + var $$ = this.$$; + $$.showLegend($$.mapToTargetIds(targetIds)); + $$.updateAndRedraw({withLegend: true}); + }; + c3.fn.chart.legend.hide = function (targetIds) { + var $$ = this.$$; + $$.hideLegend($$.mapToTargetIds(targetIds)); + $$.updateAndRedraw({withLegend: true}); + }; - /*-- Load data and init chart with defined functions --*/ + c3.fn.chart.resize = function (size) { + var $$ = this.$$; + $$.__size_width = size ? size.width : null; + $$.__size_height = size ? size.height : null; + this.flush(); + }; - if (config.data.url) { - convertUrlToData(config.data.url, config.data.mimeType, config.data.keys, init); - } - else if (config.data.json) { - init(convertJsonToData(config.data.json, config.data.keys)); - } - else if (config.data.rows) { - init(convertRowsToData(config.data.rows)); - } - else if (config.data.columns) { - init(convertColumnsToData(config.data.columns)); - } - else { - throw Error('url or json or rows or columns is required.'); - } + c3.fn.chart.flush = function () { + var $$ = this.$$; + $$.updateAndRedraw({withLegend: true, withTransition: false, withTransitionForTransform: false}); + }; - return c3; + c3.fn.chart.destroy = function () { + var $$ = this.$$; + $$.data.targets = undefined; + $$.data.xs = {}; + $$.selectChart.classed('c3', false).html(""); + window.onresize = null; }; - function isValue(v) { - return v || v === 0; - } - function isUndefined(v) { - return typeof v === 'undefined'; - } - function isDefined(v) { - return typeof v !== 'undefined'; - } - if (typeof define === "function" && define.amd) { - define("c3", ["d3"], c3); - } else if ('undefined' !== typeof exports && 'undefined' !== typeof module) { - module.exports = c3; - } else { - window.c3 = c3; - } + /** + * c3.axis.js + */ // Features: // 1. category axis // 2. ceil values of translate/x/y to int for half pixel antialiasing @@ -5534,4 +5900,5 @@ return axis; } -})(window); + +})(window.c3); diff --git a/c3.old.js b/c3.old.js new file mode 100644 index 0000000..dca10f5 --- /dev/null +++ b/c3.old.js @@ -0,0 +1,5537 @@ +(function (window) { + 'use strict'; + + /*global define, module, exports, require */ + + var c3 = { + version: "0.2.4" + }; + + var CLASS = { + target: 'c3-target', + chart : 'c3-chart', + chartLine: 'c3-chart-line', + chartLines: 'c3-chart-lines', + chartBar: 'c3-chart-bar', + chartBars: 'c3-chart-bars', + chartText: 'c3-chart-text', + chartTexts: 'c3-chart-texts', + chartArc: 'c3-chart-arc', + chartArcs: 'c3-chart-arcs', + chartArcsTitle: 'c3-chart-arcs-title', + chartArcsBackground: 'c3-chart-arcs-background', + chartArcsGaugeUnit: 'c3-chart-arcs-gauge-unit', + chartArcsGaugeMax: 'c3-chart-arcs-gauge-max', + chartArcsGaugeMin: 'c3-chart-arcs-gauge-min', + selectedCircle: 'c3-selected-circle', + selectedCircles: 'c3-selected-circles', + eventRect: 'c3-event-rect', + eventRects: 'c3-event-rects', + eventRectsSingle: 'c3-event-rects-single', + eventRectsMultiple: 'c3-event-rects-multiple', + zoomRect: 'c3-zoom-rect', + brush: 'c3-brush', + focused: 'c3-focused', + region: 'c3-region', + regions: 'c3-regions', + tooltip: 'c3-tooltip', + tooltipName: 'c3-tooltip-name', + shape: 'c3-shape', + shapes: 'c3-shapes', + line: 'c3-line', + lines: 'c3-lines', + bar: 'c3-bar', + bars: 'c3-bars', + circle: 'c3-circle', + circles: 'c3-circles', + arc: 'c3-arc', + arcs: 'c3-arcs', + area: 'c3-area', + areas: 'c3-areas', + empty: 'c3-empty', + text: 'c3-text', + texts: 'c3-texts', + gaugeValue: 'c3-gauge-value', + grid: 'c3-grid', + xgrid: 'c3-xgrid', + xgrids: 'c3-xgrids', + xgridLine: 'c3-xgrid-line', + xgridLines: 'c3-xgrid-lines', + xgridFocus: 'c3-xgrid-focus', + ygrid: 'c3-ygrid', + ygrids: 'c3-ygrids', + ygridLine: 'c3-ygrid-line', + ygridLines: 'c3-ygrid-lines', + axis: 'c3-axis', + axisX: 'c3-axis-x', + axisXLabel: 'c3-axis-x-label', + axisY: 'c3-axis-y', + axisYLabel: 'c3-axis-y-label', + axisY2: 'c3-axis-y2', + axisY2Label: 'c3-axis-y2-label', + legendBackground: 'c3-legend-background', + legendItem: 'c3-legend-item', + legendItemEvent: 'c3-legend-item-event', + legendItemTile: 'c3-legend-item-tile', + legendItemHidden: 'c3-legend-item-hidden', + legendItemFocused: 'c3-legend-item-focused', + dragarea: 'c3-dragarea', + EXPANDED: '_expanded_', + SELECTED: '_selected_', + INCLUDED: '_included_', + }; + + /* + * Generate chart according to config + */ + c3.generate = function (config) { + + var d3 = window.d3 ? window.d3 : 'undefined' !== typeof require ? require("d3") : undefined; + + var c3 = { data : {}, axis: {}, legend: {} }, + cache = {}; + + /*-- Handle Config --*/ + + function checkConfig(key, message) { + if (! (key in config)) { throw Error(message); } + } + + function getConfig(keys, defaultValue) { + var target = config, i, isLast, nextTarget; + for (i = 0; i < keys.length; i++) { + // return default if key not found + if (typeof target === 'object' && !(keys[i] in target)) { return defaultValue; } + // Check next key's value + isLast = (i === keys.length - 1); + nextTarget = target[keys[i]]; + if (!isLast && typeof nextTarget !== 'object') { + return defaultValue; + } + target = nextTarget; + } + return target; + } + + // bindto - id to bind the chart + var __bindto = getConfig(['bindto'], '#chart'); + + var __size_width = getConfig(['size', 'width']), + __size_height = getConfig(['size', 'height']); + + var __padding_left = getConfig(['padding', 'left']), + __padding_right = getConfig(['padding', 'right']), + __padding_top = getConfig(['padding', 'top']), + __padding_bottom = getConfig(['padding', 'bottom']); + + var __zoom_enabled = getConfig(['zoom', 'enabled'], false), + __zoom_extent = getConfig(['zoom', 'extent']), + __zoom_privileged = getConfig(['zoom', 'privileged'], false), + __zoom_onzoom = getConfig(['zoom', 'onzoom'], function () {}); + + var __interaction_enabled = getConfig(['interaction', 'enabled'], true); + + var __onmouseover = getConfig(['onmouseover'], function () {}), + __onmouseout = getConfig(['onmouseout'], function () {}), + __onresize = getConfig(['onresize'], function () {}), + __onresized = getConfig(['onresized'], function () {}); + + var __transition_duration = getConfig(['transition', 'duration'], 350); + + // data - data configuration + checkConfig('data', 'data is required in config'); + + var __data_x = getConfig(['data', 'x']), + __data_xs = getConfig(['data', 'xs'], {}), + __data_x_format = getConfig(['data', 'x_format'], '%Y-%m-%d'), + __data_x_localtime = getConfig(['data', 'x_localtime'], true), + __data_id_converter = getConfig(['data', 'id_converter'], function (id) { return id; }), + __data_names = getConfig(['data', 'names'], {}), + __data_classes = getConfig(['data', 'classes'], {}), + __data_groups = getConfig(['data', 'groups'], []), + __data_axes = getConfig(['data', 'axes'], {}), + __data_type = getConfig(['data', 'type']), + __data_types = getConfig(['data', 'types'], {}), + __data_labels = getConfig(['data', 'labels'], {}), + __data_order = getConfig(['data', 'order']), + __data_regions = getConfig(['data', 'regions'], {}), + __data_color = getConfig(['data', 'color']), + __data_colors = getConfig(['data', 'colors'], {}), + __data_hide = getConfig(['data', 'hide'], false), + __data_filter = getConfig(['data', 'filter']), + __data_selection_enabled = getConfig(['data', 'selection', 'enabled'], false), + __data_selection_grouped = getConfig(['data', 'selection', 'grouped'], false), + __data_selection_isselectable = getConfig(['data', 'selection', 'isselectable'], function () { return true; }), + __data_selection_multiple = getConfig(['data', 'selection', 'multiple'], true), + __data_onclick = getConfig(['data', 'onclick'], function () {}), + __data_onmouseover = getConfig(['data', 'onmouseover'], function () {}), + __data_onmouseout = getConfig(['data', 'onmouseout'], function () {}), + __data_onselected = getConfig(['data', 'onselected'], function () {}), + __data_onunselected = getConfig(['data', 'onunselected'], function () {}), + __data_ondragstart = getConfig(['data', 'ondragstart'], function () {}), + __data_ondragend = getConfig(['data', 'ondragend'], function () {}); + + // configuration for no plot-able data supplied. + var __data_empty_label_text = getConfig(['data', 'empty', 'label', 'text'], ""); + + // subchart + var __subchart_show = getConfig(['subchart', 'show'], false), + __subchart_size_height = getConfig(['subchart', 'size', 'height'], 60), + __subchart_onbrush = getConfig(['subchart', 'onbrush'], function () {}); + + // color + var __color_pattern = getConfig(['color', 'pattern'], []), + __color_threshold = getConfig(['color', 'threshold'], {}); + + // legend + var __legend_show = getConfig(['legend', 'show'], true), + __legend_position = getConfig(['legend', 'position'], 'bottom'), + __legend_inset_anchor = getConfig(['legend', 'inset', 'anchor'], 'top-left'), + __legend_inset_x = getConfig(['legend', 'inset', 'x'], 10), + __legend_inset_y = getConfig(['legend', 'inset', 'y'], 0), + __legend_inset_step = getConfig(['legend', 'inset', 'step']), + __legend_item_onclick = getConfig(['legend', 'item', 'onclick']), + __legend_item_onmouseover = getConfig(['legend', 'item', 'onmouseover']), + __legend_item_onmouseout = getConfig(['legend', 'item', 'onmouseout']), + __legend_equally = getConfig(['legend', 'equally'], false); + + // axis + var __axis_rotated = getConfig(['axis', 'rotated'], false), + __axis_x_show = getConfig(['axis', 'x', 'show'], true), + __axis_x_type = getConfig(['axis', 'x', 'type'], 'indexed'), + __axis_x_localtime = getConfig(['axis', 'x', 'localtime'], true), + __axis_x_categories = getConfig(['axis', 'x', 'categories'], []), + __axis_x_tick_centered = getConfig(['axis', 'x', 'tick', 'centered'], false), + __axis_x_tick_format = getConfig(['axis', 'x', 'tick', 'format']), + __axis_x_tick_culling = getConfig(['axis', 'x', 'tick', 'culling'], {}), + __axis_x_tick_culling_max = getConfig(['axis', 'x', 'tick', 'culling', 'max'], 10), + __axis_x_tick_count = getConfig(['axis', 'x', 'tick', 'count']), + __axis_x_tick_fit = getConfig(['axis', 'x', 'tick', 'fit'], true), + __axis_x_tick_values = getConfig(['axis', 'x', 'tick', 'values'], null), + __axis_x_tick_rotate = getConfig(['axis', 'x', 'tick', 'rotate']), + __axis_x_max = getConfig(['axis', 'x', 'max'], null), + __axis_x_min = getConfig(['axis', 'x', 'min'], null), + __axis_x_padding = getConfig(['axis', 'x', 'padding'], {}), + __axis_x_height = getConfig(['axis', 'x', 'height']), + __axis_x_default = getConfig(['axis', 'x', 'default']), + __axis_x_label = getConfig(['axis', 'x', 'label'], {}), + __axis_y_show = getConfig(['axis', 'y', 'show'], true), + __axis_y_max = getConfig(['axis', 'y', 'max']), + __axis_y_min = getConfig(['axis', 'y', 'min']), + __axis_y_center = getConfig(['axis', 'y', 'center']), + __axis_y_label = getConfig(['axis', 'y', 'label'], {}), + __axis_y_inner = getConfig(['axis', 'y', 'inner'], false), + __axis_y_tick_format = getConfig(['axis', 'y', 'tick', 'format']), + __axis_y_padding = getConfig(['axis', 'y', 'padding']), + __axis_y_ticks = getConfig(['axis', 'y', 'ticks'], 10), + __axis_y2_show = getConfig(['axis', 'y2', 'show'], false), + __axis_y2_max = getConfig(['axis', 'y2', 'max']), + __axis_y2_min = getConfig(['axis', 'y2', 'min']), + __axis_y2_center = getConfig(['axis', 'y2', 'center']), + __axis_y2_label = getConfig(['axis', 'y2', 'label'], {}), + __axis_y2_inner = getConfig(['axis', 'y2', 'inner'], false), + __axis_y2_tick_format = getConfig(['axis', 'y2', 'tick', 'format']), + __axis_y2_padding = getConfig(['axis', 'y2', 'padding']), + __axis_y2_ticks = getConfig(['axis', 'y2', 'ticks'], 10); + + // grid + var __grid_x_show = getConfig(['grid', 'x', 'show'], false), + __grid_x_type = getConfig(['grid', 'x', 'type'], 'tick'), + __grid_x_lines = getConfig(['grid', 'x', 'lines'], []), + __grid_y_show = getConfig(['grid', 'y', 'show'], false), + // not used + // __grid_y_type = getConfig(['grid', 'y', 'type'], 'tick'), + __grid_y_lines = getConfig(['grid', 'y', 'lines'], []), + __grid_y_ticks = getConfig(['grid', 'y', 'ticks'], 10), + __grid_focus_show = getConfig(['grid', 'focus', 'show'], true); + + // point - point of each data + var __point_show = getConfig(['point', 'show'], true), + __point_r = getConfig(['point', 'r'], 2.5), + __point_focus_expand_enabled = getConfig(['point', 'focus', 'expand', 'enabled'], true), + __point_focus_expand_r = getConfig(['point', 'focus', 'expand', 'r']), + __point_select_r = getConfig(['point', 'focus', 'select', 'r']); + + var __line_connect_null = getConfig(['line', 'connect_null'], false); + + // bar + var __bar_width = getConfig(['bar', 'width']), + __bar_width_ratio = getConfig(['bar', 'width', 'ratio'], 0.6), + __bar_zerobased = getConfig(['bar', 'zerobased'], true); + + // area + var __area_zerobased = getConfig(['area', 'zerobased'], true); + + // pie + var __pie_label_show = getConfig(['pie', 'label', 'show'], true), + __pie_label_format = getConfig(['pie', 'label', 'format']), + __pie_label_threshold = getConfig(['pie', 'label', 'threshold'], 0.05), + __pie_sort = getConfig(['pie', 'sort'], true), + __pie_expand = getConfig(['pie', 'expand'], true); + + // gauge + var __gauge_label_show = getConfig(['gauge', 'label', 'show'], true), + __gauge_label_format = getConfig(['gauge', 'label', 'format']), + __gauge_expand = getConfig(['gauge', 'expand'], true), + __gauge_min = getConfig(['gauge', 'min'], 0), + __gauge_max = getConfig(['gauge', 'max'], 100), + __gauge_units = getConfig(['gauge', 'units']), + __gauge_width = getConfig(['gauge', 'width']); + + // donut + var __donut_label_show = getConfig(['donut', 'label', 'show'], true), + __donut_label_format = getConfig(['donut', 'label', 'format']), + __donut_label_threshold = getConfig(['donut', 'label', 'threshold'], 0.05), + __donut_sort = getConfig(['donut', 'sort'], true), + __donut_expand = getConfig(['donut', 'expand'], true), + __donut_title = getConfig(['donut', 'title'], ""); + + // region - region to change style + var __regions = getConfig(['regions'], []); + + // tooltip - show when mouseover on each data + var __tooltip_show = getConfig(['tooltip', 'show'], true), + __tooltip_grouped = getConfig(['tooltip', 'grouped'], true), + __tooltip_format_title = getConfig(['tooltip', 'format', 'title']), + __tooltip_format_name = getConfig(['tooltip', 'format', 'name']), + __tooltip_format_value = getConfig(['tooltip', 'format', 'value']), + __tooltip_contents = getConfig(['tooltip', 'contents'], function (d, defaultTitleFormat, defaultValueFormat, color) { + var titleFormat = __tooltip_format_title ? __tooltip_format_title : defaultTitleFormat, + nameFormat = __tooltip_format_name ? __tooltip_format_name : function (name) { return name; }, + valueFormat = __tooltip_format_value ? __tooltip_format_value : defaultValueFormat, + text, i, title, value, name, bgcolor; + for (i = 0; i < d.length; i++) { + if (! (d[i] && (d[i].value || d[i].value === 0))) { continue; } + + if (! text) { + title = titleFormat ? titleFormat(d[i].x) : d[i].x; + text = "" + (title || title === 0 ? "" : ""); + } + + name = nameFormat(d[i].name); + value = valueFormat(d[i].value, d[i].ratio, d[i].id, d[i].index); + bgcolor = levelColor ? levelColor(d[i].value) : color(d[i].id); + + text += ""; + text += ""; + text += ""; + text += ""; + } + return text + "
" + title + "
" + name + "" + value + "
"; + }), + __tooltip_init_show = getConfig(['tooltip', 'init', 'show'], false), + __tooltip_init_x = getConfig(['tooltip', 'init', 'x'], 0), + __tooltip_init_position = getConfig(['tooltip', 'init', 'position'], {top: '0px', left: '50px'}); + + /*-- Set Variables --*/ + + // MEMO: clipId needs to be unique because it conflicts when multiple charts exist + var clipId = "c3-" + (+new Date()) + '-clip', + clipIdForXAxis = clipId + '-xaxis', + clipIdForYAxis = clipId + '-yaxis', + clipPath = getClipPath(clipId), + clipPathForXAxis = getClipPath(clipIdForXAxis), + clipPathForYAxis = getClipPath(clipIdForYAxis); + + var isTimeSeries = (__axis_x_type === 'timeseries'), + isCategorized = (__axis_x_type.indexOf('categor') >= 0), + isCustomX = function () { return !isTimeSeries && (__data_x || notEmpty(__data_xs)); }; + + var dragStart = null, dragging = false, cancelClick = false, mouseover = false, transiting = false; + + var defaultColorPattern = d3.scale.category10().range(), + color = generateColor(__data_colors, notEmpty(__color_pattern) ? __color_pattern : defaultColorPattern, __data_color), + levelColor = notEmpty(__color_threshold) ? generateLevelColor(__color_pattern, __color_threshold) : null; + + var dataTimeFormat = __data_x_localtime ? d3.time.format : d3.time.format.utc, + axisTimeFormat = __axis_x_localtime ? d3.time.format : d3.time.format.utc, + defaultAxisTimeFormat = axisTimeFormat.multi([ + [".%L", function (d) { return d.getMilliseconds(); }], + [":%S", function (d) { return d.getSeconds(); }], + ["%I:%M", function (d) { return d.getMinutes(); }], + ["%I %p", function (d) { return d.getHours(); }], + ["%-m/%-d", function (d) { return d.getDay() && d.getDate() !== 1; }], + ["%-m/%-d", function (d) { return d.getDate() !== 1; }], + ["%-m/%-d", function (d) { return d.getMonth(); }], + ["%Y/%-m/%-d", function () { return true; }] + ]); + + var hiddenTargetIds = [], hiddenLegendIds = []; + + /*-- Set Chart Params --*/ + + var margin, margin2, margin3, width, width2, height, height2, currentWidth, currentHeight; + var radius, radiusExpanded, innerRadius, arcWidth, arcHeight, svgArc, svgArcExpanded, svgArcExpandedSub, pie; + var xMin, xMax, yMin, yMax, subXMin, subXMax, subYMin, subYMax; + var x, y, y2, subX, subY, subY2, xAxis, yAxis, y2Axis, subXAxis; + var axes = {}; + + var xOrient = __axis_rotated ? "left" : "bottom", + yOrient = __axis_rotated ? (__axis_y_inner ? "top" : "bottom") : (__axis_y_inner ? "right" : "left"), + y2Orient = __axis_rotated ? (__axis_y2_inner ? "bottom" : "top") : (__axis_y2_inner ? "left" : "right"), + subXOrient = __axis_rotated ? "left" : "bottom"; + + var translate = { + main : function () { return "translate(" + asHalfPixel(margin.left) + "," + asHalfPixel(margin.top) + ")"; }, + context : function () { return "translate(" + asHalfPixel(margin2.left) + "," + asHalfPixel(margin2.top) + ")"; }, + legend : function () { return "translate(" + margin3.left + "," + margin3.top + ")"; }, + x : function () { return "translate(0," + (__axis_rotated ? 0 : height) + ")"; }, + y : function () { return "translate(0," + (__axis_rotated ? height : 0) + ")"; }, + y2 : function () { return "translate(" + (__axis_rotated ? 0 : width) + "," + (__axis_rotated ? 1 : 0) + ")"; }, + subx : function () { return "translate(0," + (__axis_rotated ? 0 : height2) + ")"; }, + arc: function () { return "translate(" + (arcWidth / 2) + "," + (arcHeight / 2) + ")"; } + }; + + var isLegendRight = __legend_position === 'right'; + var isLegendInset = __legend_position === 'inset'; + var isLegendTop = __legend_inset_anchor === 'top-left' || __legend_inset_anchor === 'top-right'; + var isLegendLeft = __legend_inset_anchor === 'top-left' || __legend_inset_anchor === 'bottom-left'; + var legendStep = 0, legendItemWidth = 0, legendItemHeight = 0, legendOpacityForHidden = 0.15; + var currentMaxTickWidth = 0; + + /*-- Define Functions --*/ + + function getClipPath(id) { + var isIE9 = window.navigator.appVersion.toLowerCase().indexOf("msie 9.") >= 0; + return "url(" + (isIE9 ? "" : document.URL.split('#')[0]) + "#" + id + ")"; + } + + function asHalfPixel(n) { + return Math.ceil(n) + 0.5; + } + + function transformMain(withTransition, transitions) { + var xAxis, yAxis, y2Axis; + if (transitions && transitions.axisX) { + xAxis = transitions.axisX; + } else { + xAxis = main.select('.' + CLASS.axisX); + if (withTransition) { xAxis = xAxis.transition(); } + } + if (transitions && transitions.axisY) { + yAxis = transitions.axisY; + } else { + yAxis = main.select('.' + CLASS.axisY); + if (withTransition) { yAxis = yAxis.transition(); } + } + if (transitions && transitions.axisY2) { + y2Axis = transitions.axisY2; + } else { + y2Axis = main.select('.' + CLASS.axisY2); + if (withTransition) { y2Axis = y2Axis.transition(); } + } + (withTransition ? main.transition() : main).attr("transform", translate.main); + xAxis.attr("transform", translate.x); + yAxis.attr("transform", translate.y); + y2Axis.attr("transform", translate.y2); + main.select('.' + CLASS.chartArcs).attr("transform", translate.arc); + } + function transformContext(withTransition, transitions) { + var subXAxis; + if (transitions && transitions.axisSubX) { + subXAxis = transitions.axisSubX; + } else { + subXAxis = context.select('.' + CLASS.axisX); + if (withTransition) { subXAxis = subXAxis.transition(); } + } + context.attr("transform", translate.context); + subXAxis.attr("transform", translate.subx); + } + function transformLegend(withTransition) { + (withTransition ? legend.transition() : legend).attr("transform", translate.legend); + } + function transformAll(withTransition, transitions) { + transformMain(withTransition, transitions); + if (__subchart_show) { transformContext(withTransition, transitions); } + transformLegend(withTransition); + } + + //-- Sizes --// + + // TODO: configurabale + var rotated_padding_left = 30, rotated_padding_right = __axis_rotated && !__axis_x_show ? 0 : 30, rotated_padding_top = 5; + + // MEMO: each value should be int to avoid disabling antialiasing + function updateSizes() { + var legendHeight = getLegendHeight(), legendWidth = getLegendWidth(), + legendHeightForBottom = isLegendRight || isLegendInset ? 0 : legendHeight, + hasArc = hasArcType(c3.data.targets), + xAxisHeight = __axis_rotated || hasArc ? 0 : getHorizontalAxisHeight('x'), + subchartHeight = __subchart_show && !hasArc ? (__subchart_size_height + xAxisHeight) : 0; + + currentWidth = getCurrentWidth(); + currentHeight = getCurrentHeight(); + + // for main, context + if (__axis_rotated) { + margin = { + top: getHorizontalAxisHeight('y2') + getCurrentPaddingTop(), + right: hasArc ? 0 : getCurrentPaddingRight(), + bottom: getHorizontalAxisHeight('y') + legendHeightForBottom + getCurrentPaddingBottom(), + left: subchartHeight + (hasArc ? 0 : getCurrentPaddingLeft()) + }; + margin2 = { + top: margin.top, + right: NaN, + bottom: 20 + legendHeightForBottom, + left: rotated_padding_left + }; + } else { + margin = { + top: 4 + getCurrentPaddingTop(), // for top tick text + right: hasArc ? 0 : getCurrentPaddingRight(), + bottom: xAxisHeight + subchartHeight + legendHeightForBottom + getCurrentPaddingBottom(), + left: hasArc ? 0 : getCurrentPaddingLeft() + }; + margin2 = { + top: currentHeight - subchartHeight - legendHeightForBottom, + right: NaN, + bottom: xAxisHeight + legendHeightForBottom, + left: margin.left + }; + } + // for legend + var insetLegendPosition = { + top: isLegendTop ? getCurrentPaddingTop() + __legend_inset_y + 5.5 : currentHeight - legendHeight - getCurrentPaddingBottom() - __legend_inset_y, + left: isLegendLeft ? getCurrentPaddingLeft() + __legend_inset_x + 0.5 : currentWidth - legendWidth - getCurrentPaddingRight() - __legend_inset_x + 0.5 + }; + margin3 = { + top: isLegendRight ? 0 : isLegendInset ? insetLegendPosition.top : currentHeight - legendHeight, + right: NaN, + bottom: 0, + left: isLegendRight ? currentWidth - legendWidth : isLegendInset ? insetLegendPosition.left : 0 + }; + + width = currentWidth - margin.left - margin.right; + height = currentHeight - margin.top - margin.bottom; + if (width < 0) { width = 0; } + if (height < 0) { height = 0; } + + width2 = __axis_rotated ? margin.left - rotated_padding_left - rotated_padding_right : width; + height2 = __axis_rotated ? height : currentHeight - margin2.top - margin2.bottom; + if (width2 < 0) { width2 = 0; } + if (height2 < 0) { height2 = 0; } + + // for arc + arcWidth = width - (isLegendRight ? legendWidth + 10 : 0); + arcHeight = height - (isLegendRight ? 0 : 10); + updateRadius(); + + if (isLegendRight && hasArc) { + margin3.left = arcWidth / 2 + radiusExpanded * 1.1; + } + } + function updateXgridFocus() { + main.select('line.' + CLASS.xgridFocus) + .attr("x1", __axis_rotated ? 0 : -10) + .attr("x2", __axis_rotated ? width : -10) + .attr("y1", __axis_rotated ? -10 : 0) + .attr("y2", __axis_rotated ? -10 : height); + } + function updateRadius() { + var innerRadiusRatio; + radiusExpanded = Math.min(arcWidth, arcHeight) / 2; + radius = radiusExpanded * 0.95; + innerRadiusRatio = __gauge_width ? (radius - __gauge_width) / radius : 0.6; + innerRadius = hasDonutType(c3.data.targets) || hasGaugeType(c3.data.targets) ? radius * innerRadiusRatio : 0; + } + function getSvgLeft() { + var leftAxisClass = __axis_rotated ? CLASS.axisX : CLASS.axisY, + leftAxis = main.select('.' + leftAxisClass).node(), + svgRect = leftAxis ? leftAxis.getBoundingClientRect() : {right: 0}, + chartRect = selectChart.node().getBoundingClientRect(), + hasArc = hasArcType(c3.data.targets), + svgLeft = svgRect.right - chartRect.left - (hasArc ? 0 : getCurrentPaddingLeft()); + return svgLeft > 0 ? svgLeft : 0; + } + function getCurrentWidth() { + return __size_width ? __size_width : getParentWidth(); + } + function getCurrentHeight() { + var h = __size_height ? __size_height : getParentHeight(); + return h > 0 ? h : 320; + } + function getCurrentPaddingTop() { + return isValue(__padding_top) ? __padding_top : 0; + } + function getCurrentPaddingBottom() { + return isValue(__padding_bottom) ? __padding_bottom : 0; + } + function getCurrentPaddingLeft() { + if (isValue(__padding_left)) { + return __padding_left; + } else if (__axis_rotated) { + return !__axis_x_show ? 1 : Math.max(ceil10(getAxisWidthByAxisId('x')), 40); + } else { + return !__axis_y_show || __axis_y_inner ? 1 : ceil10(getAxisWidthByAxisId('y')); + } + } + function getCurrentPaddingRight() { + var defaultPadding = 10, legendWidthOnRight = isLegendRight ? getLegendWidth() + 20 : 0; + if (isValue(__padding_right)) { + return __padding_right + 1; // 1 is needed not to hide tick line + } else if (__axis_rotated) { + return defaultPadding + legendWidthOnRight; + } else { + return (!__axis_y2_show || __axis_y2_inner ? defaultPadding : ceil10(getAxisWidthByAxisId('y2'))) + legendWidthOnRight; + } + } + function getAxisWidthByAxisId(id) { + var position = getAxisLabelPositionById(id); + return position.isInner ? 20 + getMaxTickWidth(id) : 40 + getMaxTickWidth(id); + } + function getHorizontalAxisHeight(axisId) { + if (axisId === 'x' && !__axis_x_show) { return 0; } + if (axisId === 'x' && __axis_x_height) { return __axis_x_height; } + if (axisId === 'y' && !__axis_y_show) { return __legend_show && !isLegendRight && !isLegendInset ? 10 : 1; } + if (axisId === 'y2' && !__axis_y2_show) { return rotated_padding_top; } + return (getAxisLabelPositionById(axisId).isInner ? 30 : 40) + (axisId === 'y2' ? -10 : 0); + } + function getParentRectValue(key) { + var parent = selectChart.node(), v; + while (parent && parent.tagName !== 'BODY') { + v = parent.getBoundingClientRect()[key]; + if (v) { + break; + } + parent = parent.parentNode; + } + return v; + } + function getParentWidth() { + return getParentRectValue('width'); + } + function getParentHeight() { + var h = selectChart.style('height'); + return h.indexOf('px') > 0 ? +h.replace('px', '') : 0; + } + function getAxisClipX(forHorizontal) { + // axis line width + padding for left + return forHorizontal ? -(1 + 30) : -(margin.left - 1); + } + function getAxisClipY(forHorizontal) { + return forHorizontal ? -20 : -4; + } + function getXAxisClipX() { + return getAxisClipX(!__axis_rotated); + } + function getXAxisClipY() { + return getAxisClipY(!__axis_rotated); + } + function getYAxisClipX() { + return getAxisClipX(__axis_rotated); + } + function getYAxisClipY() { + return getAxisClipY(__axis_rotated); + } + function getAxisClipWidth(forHorizontal) { + // width + axis line width + padding for left/right + return forHorizontal ? width + 2 + 30 + 30 : margin.left + 20; + } + function getAxisClipHeight(forHorizontal) { + return forHorizontal ? (__axis_x_height ? __axis_x_height : 0) + 80 : height + 8; + } + function getXAxisClipWidth() { + return getAxisClipWidth(!__axis_rotated); + } + function getXAxisClipHeight() { + return getAxisClipHeight(!__axis_rotated); + } + function getYAxisClipWidth() { + return getAxisClipWidth(__axis_rotated); + } + function getYAxisClipHeight() { + return getAxisClipHeight(__axis_rotated); + } + function getEventRectWidth() { + var target = getMaxDataCountTarget(c3.data.targets), + firstData, lastData, base, maxDataCount, ratio, w; + if (!target) { + return 0; + } + firstData = target.values[0], lastData = target.values[target.values.length - 1]; + base = x(lastData.x) - x(firstData.x); + if (base === 0) { + return __axis_rotated ? height : width; + } + maxDataCount = getMaxDataCount(); + ratio = (hasBarType(c3.data.targets) ? (maxDataCount - (isCategorized ? 0.25 : 1)) / maxDataCount : 1); + w = maxDataCount > 1 ? (base * ratio) / (maxDataCount - 1) : base; + return w < 1 ? 1 : w; + } + function updateLegendStep(step) { + legendStep = step; + } + function updateLegendItemWidth(w) { + legendItemWidth = w; + } + function updateLegendItemHeight(h) { + legendItemHeight = h; + } + function getLegendWidth() { + return __legend_show ? isLegendRight || isLegendInset ? legendItemWidth * (legendStep + 1) : currentWidth : 0; + } + function getLegendHeight() { + var h = 0; + if (__legend_show) { + if (isLegendRight) { + h = currentHeight; + } else if (isLegendInset) { + h = __legend_inset_step ? Math.max(20, legendItemHeight) * (__legend_inset_step + 1) : height; + } else { + h = Math.max(20, legendItemHeight) * (legendStep + 1); + } + } + return h; + } + + //-- Scales --// + + function updateScales() { + var xAxisTickFormat, xAxisTickValues, forInit = !x; + // update edges + xMin = __axis_rotated ? 1 : 0; + xMax = __axis_rotated ? height : width; + yMin = __axis_rotated ? 0 : height; + yMax = __axis_rotated ? width : 1; + subXMin = xMin; + subXMax = xMax; + subYMin = __axis_rotated ? 0 : height2; + subYMax = __axis_rotated ? width2 : 1; + // update scales + x = getX(xMin, xMax, forInit ? undefined : x.orgDomain(), function () { return xAxis.tickOffset(); }); + y = getY(yMin, yMax, forInit ? undefined : y.domain()); + y2 = getY(yMin, yMax, forInit ? undefined : y2.domain()); + subX = getX(xMin, xMax, orgXDomain, function (d) { return d % 1 ? 0 : subXAxis.tickOffset(); }); + subY = getY(subYMin, subYMax, forInit ? undefined : subY.domain()); + subY2 = getY(subYMin, subYMax, forInit ? undefined : subY2.domain()); + // update axes + xAxisTickFormat = getXAxisTickFormat(); + xAxisTickValues = __axis_x_tick_values ? __axis_x_tick_values : (forInit ? undefined : xAxis.tickValues()); + xAxis = getXAxis(x, xOrient, xAxisTickFormat, xAxisTickValues); + subXAxis = getXAxis(subX, subXOrient, xAxisTickFormat, xAxisTickValues); + yAxis = getYAxis(y, yOrient, __axis_y_tick_format, __axis_y_ticks); + y2Axis = getYAxis(y2, y2Orient, __axis_y2_tick_format, __axis_y2_ticks); + // Set initialized scales to brush and zoom + if (!forInit) { + brush.scale(subX); + if (__zoom_enabled) { zoom.scale(x); } + } + // update for arc + updateArc(); + } + function updateArc() { + svgArc = getSvgArc(); + svgArcExpanded = getSvgArcExpanded(); + svgArcExpandedSub = getSvgArcExpanded(0.98); + } + function getScale(min, max, forTimeseries) { + return (forTimeseries ? d3.time.scale() : d3.scale.linear()).range([min, max]); + } + function getX(min, max, domain, offset) { + var scale = getScale(min, max, isTimeSeries), + _scale = domain ? scale.domain(domain) : scale, key; + // Define customized scale if categorized axis + if (isCategorized) { + offset = offset || function () { return 0; }; + scale = function (d, raw) { + var v = _scale(d) + offset(d); + return raw ? v : Math.ceil(v); + }; + } else { + scale = function (d, raw) { + var v = _scale(d); + return raw ? v : Math.ceil(v); + }; + } + // define functions + for (key in _scale) { + scale[key] = _scale[key]; + } + scale.orgDomain = function () { + return _scale.domain(); + }; + // define custom domain() for categorized axis + if (isCategorized) { + scale.domain = function (domain) { + if (!arguments.length) { + domain = this.orgDomain(); + return [domain[0], domain[1] + 1]; + } + _scale.domain(domain); + return scale; + }; + } + return scale; + } + function getY(min, max, domain) { + var scale = getScale(min, max); + if (domain) { scale.domain(domain); } + return scale; + } + function getYScale(id) { + return getAxisId(id) === 'y2' ? y2 : y; + } + function getSubYScale(id) { + return getAxisId(id) === 'y2' ? subY2 : subY; + } + + //-- Axes --// + + function getXAxis(scale, orient, tickFormat, tickValues) { + var axis = c3_axis(d3, isCategorized).scale(scale).orient(orient); + + // Set tick + axis.tickFormat(tickFormat).tickValues(tickValues); + if (isCategorized) { + axis.tickCentered(__axis_x_tick_centered); + if (isEmpty(__axis_x_tick_culling)) { + __axis_x_tick_culling = false; + } + } else { + // TODO: move this to c3_axis + axis.tickOffset = function () { + var edgeX = getEdgeX(c3.data.targets), diff = x(edgeX[1]) - x(edgeX[0]), + base = diff ? diff : (__axis_rotated ? height : width); + return (base / getMaxDataCount()) / 2; + }; + } + + return axis; + } + function getYAxis(scale, orient, tickFormat, ticks) { + return c3_axis(d3).scale(scale).orient(orient).tickFormat(tickFormat).ticks(ticks); + } + function getAxisId(id) { + return id in __data_axes ? __data_axes[id] : 'y'; + } + function getXAxisTickFormat() { + var format = isTimeSeries ? defaultAxisTimeFormat : isCategorized ? categoryName : function (v) { return v < 0 ? v.toFixed(0) : v; }; + if (__axis_x_tick_format) { + if (typeof __axis_x_tick_format === 'function') { + format = __axis_x_tick_format; + } else if (isTimeSeries) { + format = function (date) { + return date ? axisTimeFormat(__axis_x_tick_format)(date) : ""; + }; + } + } + return format; + } + function getAxisLabelOptionByAxisId(axisId) { + var option; + if (axisId === 'y') { + option = __axis_y_label; + } else if (axisId === 'y2') { + option = __axis_y2_label; + } else if (axisId === 'x') { + option = __axis_x_label; + } + return option; + } + function getAxisLabelText(axisId) { + var option = getAxisLabelOptionByAxisId(axisId); + return typeof option === 'string' ? option : option ? option.text : null; + } + function setAxisLabelText(axisId, text) { + var option = getAxisLabelOptionByAxisId(axisId); + if (typeof option === 'string') { + if (axisId === 'y') { + __axis_y_label = text; + } else if (axisId === 'y2') { + __axis_y2_label = text; + } else if (axisId === 'x') { + __axis_x_label = text; + } + } else if (option) { + option.text = text; + } + } + function xForRotatedTickText(r) { + return 10 * Math.sin(Math.PI * (r / 180)); + } + function yForRotatedTickText(r) { + return 11.5 - 2.5 * (r / 15); + } + function rotateTickText(axis, transition, rotate) { + axis.selectAll('.tick text') + .style("text-anchor", "start"); + transition.selectAll('.tick text') + .attr("y", yForRotatedTickText(rotate)) + .attr("x", xForRotatedTickText(rotate)) + .attr("transform", "rotate(" + rotate + ")"); + } + function getAxisLabelPosition(axisId, defaultPosition) { + var option = getAxisLabelOptionByAxisId(axisId), + position = (option && typeof option === 'object' && option.position) ? option.position : defaultPosition; + return { + isInner: position.indexOf('inner') >= 0, + isOuter: position.indexOf('outer') >= 0, + isLeft: position.indexOf('left') >= 0, + isCenter: position.indexOf('center') >= 0, + isRight: position.indexOf('right') >= 0, + isTop: position.indexOf('top') >= 0, + isMiddle: position.indexOf('middle') >= 0, + isBottom: position.indexOf('bottom') >= 0 + }; + } + function getXAxisLabelPosition() { + return getAxisLabelPosition('x', __axis_rotated ? 'inner-top' : 'inner-right'); + } + function getYAxisLabelPosition() { + return getAxisLabelPosition('y', __axis_rotated ? 'inner-right' : 'inner-top'); + } + function getY2AxisLabelPosition() { + return getAxisLabelPosition('y2', __axis_rotated ? 'inner-right' : 'inner-top'); + } + function getAxisLabelPositionById(id) { + return id === 'y2' ? getY2AxisLabelPosition() : id === 'y' ? getYAxisLabelPosition() : getXAxisLabelPosition(); + } + function textForXAxisLabel() { + return getAxisLabelText('x'); + } + function textForYAxisLabel() { + return getAxisLabelText('y'); + } + function textForY2AxisLabel() { + return getAxisLabelText('y2'); + } + function xForAxisLabel(forHorizontal, position) { + if (forHorizontal) { + return position.isLeft ? 0 : position.isCenter ? width / 2 : width; + } else { + return position.isBottom ? -height : position.isMiddle ? -height / 2 : 0; + } + } + function dxForAxisLabel(forHorizontal, position) { + if (forHorizontal) { + return position.isLeft ? "0.5em" : position.isRight ? "-0.5em" : "0"; + } else { + return position.isTop ? "-0.5em" : position.isBottom ? "0.5em" : "0"; + } + } + function textAnchorForAxisLabel(forHorizontal, position) { + if (forHorizontal) { + return position.isLeft ? 'start' : position.isCenter ? 'middle' : 'end'; + } else { + return position.isBottom ? 'start' : position.isMiddle ? 'middle' : 'end'; + } + } + function xForXAxisLabel() { + return xForAxisLabel(!__axis_rotated, getXAxisLabelPosition()); + } + function xForYAxisLabel() { + return xForAxisLabel(__axis_rotated, getYAxisLabelPosition()); + } + function xForY2AxisLabel() { + return xForAxisLabel(__axis_rotated, getY2AxisLabelPosition()); + } + function dxForXAxisLabel() { + return dxForAxisLabel(!__axis_rotated, getXAxisLabelPosition()); + } + function dxForYAxisLabel() { + return dxForAxisLabel(__axis_rotated, getYAxisLabelPosition()); + } + function dxForY2AxisLabel() { + return dxForAxisLabel(__axis_rotated, getY2AxisLabelPosition()); + } + function dyForXAxisLabel() { + var position = getXAxisLabelPosition(); + if (__axis_rotated) { + return position.isInner ? "1.2em" : -25 - getMaxTickWidth('x'); + } else { + return position.isInner ? "-0.5em" : __axis_x_height ? __axis_x_height - 10 : "3em"; + } + } + function dyForYAxisLabel() { + var position = getYAxisLabelPosition(); + if (__axis_rotated) { + return position.isInner ? "-0.5em" : "3em"; + } else { + return position.isInner ? "1.2em" : -20 - getMaxTickWidth('y'); + } + } + function dyForY2AxisLabel() { + var position = getY2AxisLabelPosition(); + if (__axis_rotated) { + return position.isInner ? "1.2em" : "-2.2em"; + } else { + return position.isInner ? "-0.5em" : 30 + getMaxTickWidth('y2'); + } + } + function textAnchorForXAxisLabel() { + return textAnchorForAxisLabel(!__axis_rotated, getXAxisLabelPosition()); + } + function textAnchorForYAxisLabel() { + return textAnchorForAxisLabel(__axis_rotated, getYAxisLabelPosition()); + } + function textAnchorForY2AxisLabel() { + return textAnchorForAxisLabel(__axis_rotated, getY2AxisLabelPosition()); + } + function getMaxTickWidth(id) { + var maxWidth = 0, targetsToShow, scale, axis; + if (svg) { + targetsToShow = filterTargetsToShow(c3.data.targets); + if (id === 'y') { + scale = y.copy().domain(getYDomain(targetsToShow, 'y')); + axis = getYAxis(scale, yOrient, __axis_y_tick_format, __axis_y_ticks); + } else if (id === 'y2') { + scale = y2.copy().domain(getYDomain(targetsToShow, 'y2')); + axis = getYAxis(scale, y2Orient, __axis_y2_tick_format, __axis_y2_ticks); + } else { + scale = x.copy().domain(getXDomain(targetsToShow)); + axis = getXAxis(scale, xOrient, getXAxisTickFormat(), __axis_x_tick_values ? __axis_x_tick_values : xAxis.tickValues()); + } + main.append("g").call(axis).each(function () { + d3.select(this).selectAll('text').each(function () { + var box = this.getBoundingClientRect(); + if (maxWidth < box.width) { maxWidth = box.width; } + }); + }).remove(); + } + currentMaxTickWidth = maxWidth <= 0 ? currentMaxTickWidth : maxWidth; + return currentMaxTickWidth; + } + function updateAxisLabels(withTransition) { + var axisXLabel = main.select('.' + CLASS.axisX + ' .' + CLASS.axisXLabel), + axisYLabel = main.select('.' + CLASS.axisY + ' .' + CLASS.axisYLabel), + axisY2Label = main.select('.' + CLASS.axisY2 + ' .' + CLASS.axisY2Label); + (withTransition ? axisXLabel.transition() : axisXLabel) + .attr("x", xForXAxisLabel) + .attr("dx", dxForXAxisLabel) + .attr("dy", dyForXAxisLabel) + .text(textForXAxisLabel); + (withTransition ? axisYLabel.transition() : axisYLabel) + .attr("x", xForYAxisLabel) + .attr("dx", dxForYAxisLabel) + .attr("dy", dyForYAxisLabel) + .attr("dy", dyForYAxisLabel) + .text(textForYAxisLabel); + (withTransition ? axisY2Label.transition() : axisY2Label) + .attr("x", xForY2AxisLabel) + .attr("dx", dxForY2AxisLabel) + .attr("dy", dyForY2AxisLabel) + .text(textForY2AxisLabel); + } + + //-- Arc --// + + pie = d3.layout.pie().value(function (d) { + return d.values.reduce(function (a, b) { return a + b.value; }, 0); + }); + if (!__pie_sort || !__donut_sort) { // TODO: this needs to be called by each type + pie.sort(null); + } + + function descByStartAngle(a, b) { + return a.startAngle - b.startAngle; + } + + function updateAngle(d) { + var found = false, index = 0; + pie(filterTargetsToShow(c3.data.targets)).sort(descByStartAngle).forEach(function (t) { + if (! found && t.data.id === d.data.id) { + found = true; + d = t; + d.index = index; + } + index++; + }); + if (isNaN(d.endAngle)) { + d.endAngle = d.startAngle; + } + if (isGaugeType(d.data)) { + var gMin = __gauge_min, gMax = __gauge_max, + gF = Math.abs(gMin) + gMax, + aTic = (Math.PI) / gF; + d.startAngle = (-1 * (Math.PI / 2)) + (aTic * Math.abs(gMin)); + d.endAngle = d.startAngle + (aTic * ((d.value > gMax) ? gMax : d.value)); + } + return found ? d : null; + } + + function getSvgArc() { + var arc = d3.svg.arc().outerRadius(radius).innerRadius(innerRadius), + newArc = function (d, withoutUpdate) { + var updated; + if (withoutUpdate) { return arc(d); } // for interpolate + updated = updateAngle(d); + return updated ? arc(updated) : "M 0 0"; + }; + // TODO: extends all function + newArc.centroid = arc.centroid; + return newArc; + } + function getSvgArcExpanded(rate) { + var arc = d3.svg.arc().outerRadius(radiusExpanded * (rate ? rate : 1)).innerRadius(innerRadius); + return function (d) { + var updated = updateAngle(d); + return updated ? arc(updated) : "M 0 0"; + }; + } + function getArc(d, withoutUpdate, force) { + return force || isArcType(d.data) ? svgArc(d, withoutUpdate) : "M 0 0"; + } + function transformForArcLabel(d) { + var updated = updateAngle(d), c, x, y, h, ratio, translate = ""; + if (updated && !hasGaugeType(c3.data.targets)) { + c = svgArc.centroid(updated); + x = isNaN(c[0]) ? 0 : c[0]; + y = isNaN(c[1]) ? 0 : c[1]; + h = Math.sqrt(x * x + y * y); + // TODO: ratio should be an option? + ratio = radius && h ? (36 / radius > 0.375 ? 1.175 - 36 / radius : 0.8) * radius / h : 0; + translate = "translate(" + (x * ratio) + ',' + (y * ratio) + ")"; + } + return translate; + } + function getArcRatio(d) { + var whole = hasGaugeType(c3.data.targets) ? Math.PI : (Math.PI * 2); + return d ? (d.endAngle - d.startAngle) / whole : null; + } + function convertToArcData(d) { + return addName({ + id: d.data.id, + value: d.value, + ratio: getArcRatio(d), + index: d.index, + }); + } + function textForArcLabel(d) { + var updated, value, ratio, format; + if (! shouldShowArcLabel()) { return ""; } + updated = updateAngle(d); + value = updated ? updated.value : null; + ratio = getArcRatio(updated); + if (! hasGaugeType(c3.data.targets) && ! meetsArcLabelThreshold(ratio)) { return ""; } + format = getArcLabelFormat(); + return format ? format(value, ratio) : defaultArcValueFormat(value, ratio); + } + function expandArc(id, withoutFadeOut) { + var target = svg.selectAll('.' + CLASS.chartArc + selectorTarget(id)), + noneTargets = svg.selectAll('.' + CLASS.arc).filter(function (data) { return data.data.id !== id; }); + + if (shouldExpand(id)) { + target.selectAll('path') + .transition().duration(50) + .attr("d", svgArcExpanded) + .transition().duration(100) + .attr("d", svgArcExpandedSub) + .each(function (d) { + if (isDonutType(d.data)) { + // callback here + } + }); + } + + if (!withoutFadeOut) { + noneTargets.style("opacity", 0.3); + } + } + function unexpandArc(id) { + var target = svg.selectAll('.' + CLASS.chartArc + selectorTarget(id)); + target.selectAll('path.' + CLASS.arc) + .transition().duration(50) + .attr("d", svgArc); + svg.selectAll('.' + CLASS.arc) + .style("opacity", 1); + } + function shouldShowArcLabel() { + var shouldShow = true; + if (hasDonutType(c3.data.targets)) { + shouldShow = __donut_label_show; + } else if (hasPieType(c3.data.targets)) { + shouldShow = __pie_label_show; + } + // when gauge, always true + return shouldShow; + } + function meetsArcLabelThreshold(ratio) { + var threshold = hasDonutType(c3.data.targets) ? __donut_label_threshold : __pie_label_threshold; + return ratio >= threshold; + } + function getArcLabelFormat() { + var format = __pie_label_format; + if (hasGaugeType(c3.data.targets)) { + format = __gauge_label_format; + } else if (hasDonutType(c3.data.targets)) { + format = __donut_label_format; + } + return format; + } + function getArcTitle() { + return hasDonutType(c3.data.targets) ? __donut_title : ""; + } + + //-- Domain --// + + function getAxisPadding(padding, key, defaultValue, all) { + var ratio = padding.unit === 'ratio' ? all : 1; + return isValue(padding[key]) ? padding[key] * ratio : defaultValue; + } + + function getYDomainMin(targets) { + var ids = mapToIds(targets), ys = getValuesAsIdKeyed(targets), j, k, baseId, idsInGroup, id, hasNegativeValue; + if (__data_groups.length > 0) { + hasNegativeValue = hasNegativeValueInTargets(targets); + for (j = 0; j < __data_groups.length; j++) { + // Determine baseId + idsInGroup = __data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); + if (idsInGroup.length === 0) { continue; } + baseId = idsInGroup[0]; + // Consider negative values + if (hasNegativeValue && ys[baseId]) { + ys[baseId].forEach(function (v, i) { + ys[baseId][i] = v < 0 ? v : 0; + }); + } + // Compute min + for (k = 1; k < idsInGroup.length; k++) { + id = idsInGroup[k]; + if (! ys[id]) { continue; } + ys[id].forEach(function (v, i) { + if (getAxisId(id) === getAxisId(baseId) && ys[baseId] && !(hasNegativeValue && +v > 0)) { + ys[baseId][i] += +v; + } + }); + } + } + } + return d3.min(Object.keys(ys).map(function (key) { return d3.min(ys[key]); })); + } + function getYDomainMax(targets) { + var ids = mapToIds(targets), ys = getValuesAsIdKeyed(targets), j, k, baseId, idsInGroup, id, hasPositiveValue; + if (__data_groups.length > 0) { + hasPositiveValue = hasPositiveValueInTargets(targets); + for (j = 0; j < __data_groups.length; j++) { + // Determine baseId + idsInGroup = __data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); + if (idsInGroup.length === 0) { continue; } + baseId = idsInGroup[0]; + // Consider positive values + if (hasPositiveValue && ys[baseId]) { + ys[baseId].forEach(function (v, i) { + ys[baseId][i] = v > 0 ? v : 0; + }); + } + // Compute max + for (k = 1; k < idsInGroup.length; k++) { + id = idsInGroup[k]; + if (! ys[id]) { continue; } + ys[id].forEach(function (v, i) { + if (getAxisId(id) === getAxisId(baseId) && ys[baseId] && !(hasPositiveValue && +v < 0)) { + ys[baseId][i] += +v; + } + }); + } + } + } + return d3.max(Object.keys(ys).map(function (key) { return d3.max(ys[key]); })); + } + function getYDomain(targets, axisId) { + var yTargets = targets.filter(function (d) { return getAxisId(d.id) === axisId; }), + yMin = axisId === 'y2' ? __axis_y2_min : __axis_y_min, + yMax = axisId === 'y2' ? __axis_y2_max : __axis_y_max, + yDomainMin = isValue(yMin) ? yMin : getYDomainMin(yTargets), + yDomainMax = isValue(yMax) ? yMax : getYDomainMax(yTargets), + domainLength, padding, padding_top, padding_bottom, + center = axisId === 'y2' ? __axis_y2_center : __axis_y_center, + yDomainAbs, lengths, diff, ratio, isAllPositive, isAllNegative, + isZeroBased = (hasBarType(yTargets) && __bar_zerobased) || (hasAreaType(yTargets) && __area_zerobased), + showHorizontalDataLabel = hasDataLabel() && __axis_rotated, + showVerticalDataLabel = hasDataLabel() && !__axis_rotated; + if (yTargets.length === 0) { // use current domain if target of axisId is none + return axisId === 'y2' ? y2.domain() : y.domain(); + } + if (yDomainMin === yDomainMax) { + yDomainMin < 0 ? yDomainMax = 0 : yDomainMin = 0; + } + isAllPositive = yDomainMin >= 0 && yDomainMax >= 0; + isAllNegative = yDomainMin <= 0 && yDomainMax <= 0; + + // Bar/Area chart should be 0-based if all positive|negative + if (isZeroBased) { + if (isAllPositive) { yDomainMin = 0; } + if (isAllNegative) { yDomainMax = 0; } + } + + domainLength = Math.abs(yDomainMax - yDomainMin); + padding = padding_top = padding_bottom = domainLength * 0.1; + + if (center) { + yDomainAbs = Math.max(Math.abs(yDomainMin), Math.abs(yDomainMax)); + yDomainMax = yDomainAbs - center; + yDomainMin = center - yDomainAbs; + } + // add padding for data label + if (showHorizontalDataLabel) { + lengths = getDataLabelLength(yDomainMin, yDomainMax, axisId, 'width'); + diff = diffDomain(y.range()); + ratio = [lengths[0] / diff, lengths[1] / diff]; + padding_top += domainLength * (ratio[1] / (1 - ratio[0] - ratio[1])); + padding_bottom += domainLength * (ratio[0] / (1 - ratio[0] - ratio[1])); + } else if (showVerticalDataLabel) { + lengths = getDataLabelLength(yDomainMin, yDomainMax, axisId, 'height'); + padding_top += lengths[1]; + padding_bottom += lengths[0]; + } + if (axisId === 'y' && __axis_y_padding) { + padding_top = getAxisPadding(__axis_y_padding, 'top', padding, domainLength); + padding_bottom = getAxisPadding(__axis_y_padding, 'bottom', padding, domainLength); + } + if (axisId === 'y2' && __axis_y2_padding) { + padding_top = getAxisPadding(__axis_y2_padding, 'top', padding, domainLength); + padding_bottom = getAxisPadding(__axis_y2_padding, 'bottom', padding, domainLength); + } + // Bar/Area chart should be 0-based if all positive|negative + if (isZeroBased) { + if (isAllPositive) { padding_bottom = yDomainMin; } + if (isAllNegative) { padding_top = -yDomainMax; } + } + return [yDomainMin - padding_bottom, yDomainMax + padding_top]; + } + function getXDomainMin(targets) { + return __axis_x_min ? (isTimeSeries ? parseDate(__axis_x_min) : __axis_x_min) : d3.min(targets, function (t) { return d3.min(t.values, function (v) { return v.x; }); }); + } + function getXDomainMax(targets) { + return __axis_x_max ? (isTimeSeries ? parseDate(__axis_x_max) : __axis_x_max) : d3.max(targets, function (t) { return d3.max(t.values, function (v) { return v.x; }); }); + } + function getXDomainPadding(targets) { + var edgeX = getEdgeX(targets), diff = edgeX[1] - edgeX[0], + maxDataCount, padding, paddingLeft, paddingRight; + if (isCategorized) { + padding = 0; + } else if (hasBarType(targets)) { + maxDataCount = getMaxDataCount(); + padding = maxDataCount > 1 ? (diff / (maxDataCount - 1)) / 2 : 0.5; + } else { + padding = diff * 0.01; + } + if (typeof __axis_x_padding === 'object' && notEmpty(__axis_x_padding)) { + paddingLeft = isValue(__axis_x_padding.left) ? __axis_x_padding.left : padding; + paddingRight = isValue(__axis_x_padding.right) ? __axis_x_padding.right : padding; + } else if (typeof __axis_x_padding === 'number') { + paddingLeft = paddingRight = __axis_x_padding; + } else { + paddingLeft = paddingRight = padding; + } + return {left: paddingLeft, right: paddingRight}; + } + function getXDomain(targets) { + var xDomain = [getXDomainMin(targets), getXDomainMax(targets)], + firstX = xDomain[0], lastX = xDomain[1], + padding = getXDomainPadding(targets), + min = 0, max = 0; + // show center of x domain if min and max are the same + if ((firstX - lastX) === 0 && !isCategorized) { + firstX = isTimeSeries ? new Date(firstX.getTime() * 0.5) : -0.5; + lastX = isTimeSeries ? new Date(lastX.getTime() * 1.5) : 0.5; + } + if (firstX || firstX === 0) { + min = isTimeSeries ? new Date(firstX.getTime() - padding.left) : firstX - padding.left; + } + if (lastX || lastX === 0) { + max = isTimeSeries ? new Date(lastX.getTime() + padding.right) : lastX + padding.right; + } + return [min, max]; + } + function updateXDomain(targets, withUpdateXDomain, withUpdateOrgXDomain, domain) { + if (withUpdateOrgXDomain) { + x.domain(domain ? domain : d3.extent(getXDomain(targets))); + orgXDomain = x.domain(); + if (__zoom_enabled) { zoom.scale(x).updateScaleExtent(); } + subX.domain(x.domain()); + brush.scale(subX); + } + if (withUpdateXDomain) { + x.domain(domain ? domain : brush.empty() ? orgXDomain : brush.extent()); + if (__zoom_enabled) { zoom.scale(x).updateScaleExtent(); } + } + return x.domain(); + } + function diffDomain(d) { + return d[1] - d[0]; + } + + //-- Cache --// + + function hasCaches(ids) { + for (var i = 0; i < ids.length; i++) { + if (! (ids[i] in cache)) { return false; } + } + return true; + } + function addCache(id, target) { + cache[id] = cloneTarget(target); + } + function getCaches(ids) { + var targets = []; + for (var i = 0; i < ids.length; i++) { + if (ids[i] in cache) { targets.push(cloneTarget(cache[ids[i]])); } + } + return targets; + } + + //-- Regions --// + + function regionX(d) { + var xPos, yScale = d.axis === 'y' ? y : y2; + if (d.axis === 'y' || d.axis === 'y2') { + xPos = __axis_rotated ? ('start' in d ? yScale(d.start) : 0) : 0; + } else { + xPos = __axis_rotated ? 0 : ('start' in d ? x(isTimeSeries ? parseDate(d.start) : d.start) : 0); + } + return xPos; + } + function regionY(d) { + var yPos, yScale = d.axis === 'y' ? y : y2; + if (d.axis === 'y' || d.axis === 'y2') { + yPos = __axis_rotated ? 0 : ('end' in d ? yScale(d.end) : 0); + } else { + yPos = __axis_rotated ? ('start' in d ? x(isTimeSeries ? parseDate(d.start) : d.start) : 0) : 0; + } + return yPos; + } + function regionWidth(d) { + var start = regionX(d), end, yScale = d.axis === 'y' ? y : y2; + if (d.axis === 'y' || d.axis === 'y2') { + end = __axis_rotated ? ('end' in d ? yScale(d.end) : width) : width; + } else { + end = __axis_rotated ? width : ('end' in d ? x(isTimeSeries ? parseDate(d.end) : d.end) : width); + } + return end < start ? 0 : end - start; + } + function regionHeight(d) { + var start = regionY(d), end, yScale = d.axis === 'y' ? y : y2; + if (d.axis === 'y' || d.axis === 'y2') { + end = __axis_rotated ? height : ('start' in d ? yScale(d.start) : height); + } else { + end = __axis_rotated ? ('end' in d ? x(isTimeSeries ? parseDate(d.end) : d.end) : height) : height; + } + return end < start ? 0 : end - start; + } + function isRegionOnX(d) { + return !d.axis || d.axis === 'x'; + } + + //-- Data --// + + function isX(key) { + return (__data_x && key === __data_x) || (notEmpty(__data_xs) && hasValue(__data_xs, key)); + } + function isNotX(key) { + return !isX(key); + } + function getXKey(id) { + return __data_x ? __data_x : notEmpty(__data_xs) ? __data_xs[id] : null; + } + function getXValuesOfXKey(key, targets) { + var xValues, ids = targets && notEmpty(targets) ? mapToIds(targets) : []; + ids.forEach(function (id) { + if (getXKey(id) === key) { + xValues = c3.data.xs[id]; + } + }); + return xValues; + } + function getXValue(id, i) { + return id in c3.data.xs && c3.data.xs[id] && isValue(c3.data.xs[id][i]) ? c3.data.xs[id][i] : i; + } + function getOtherTargetXs() { + var idsForX = Object.keys(c3.data.xs); + return idsForX.length ? c3.data.xs[idsForX[0]] : null; + } + function getOtherTargetX(index) { + var xs = getOtherTargetXs(); + return xs && index < xs.length ? xs[index] : null; + } + function addXs(xs) { + Object.keys(xs).forEach(function (id) { + __data_xs[id] = xs[id]; + }); + } + function isSingleX(xs) { + return d3.set(Object.keys(xs).map(function (id) { return xs[id]; })).size() === 1; + } + + function addName(data) { + var name; + if (data) { + name = __data_names[data.id]; + data.name = name ? name : data.id; + } + return data; + } + + function getValueOnIndex(values, index) { + var valueOnIndex = values.filter(function (v) { return v.index === index; }); + return valueOnIndex.length ? valueOnIndex[0] : null; + } + + function updateTargetX(targets, x) { + targets.forEach(function (t) { + t.values.forEach(function (v, i) { + v.x = generateTargetX(x[i], t.id, i); + }); + c3.data.xs[t.id] = x; + }); + } + function updateTargetXs(targets, xs) { + targets.forEach(function (t) { + if (xs[t.id]) { + updateTargetX([t], xs[t.id]); + } + }); + } + function generateTargetX(rawX, id, index) { + var x; + if (isTimeSeries) { + x = rawX ? parseDate(rawX) : parseDate(getXValue(id, index)); + } + else if (isCustomX() && !isCategorized) { + x = isValue(rawX) ? +rawX : getXValue(id, index); + } + else { + x = index; + } + return x; + } + function convertUrlToData(url, mimeType, keys, done) { + var type = mimeType ? mimeType : 'csv'; + d3.xhr(url, function (error, data) { + var d; + if (type === 'json') { + d = convertJsonToData(JSON.parse(data.response), keys); + } else { + d = convertCsvToData(data.response); + } + done(d); + }); + } + function convertCsvToData(csv) { + var rows = d3.csv.parseRows(csv), d; + if (rows.length === 1) { + d = [{}]; + rows[0].forEach(function (id) { + d[0][id] = null; + }); + } else { + d = d3.csv.parse(csv); + } + return d; + } + function convertJsonToData(json, keys) { + var new_rows = [], targetKeys, data; + if (keys) { // when keys specified, json would be an array that includes objects + targetKeys = keys.value; + if (keys.x) { + targetKeys.push(keys.x); + __data_x = keys.x; + } + new_rows.push(targetKeys); + json.forEach(function (o) { + var new_row = []; + targetKeys.forEach(function (key) { + // convert undefined to null because undefined data will be removed in convertDataToTargets() + var v = typeof o[key] === 'undefined' ? null : o[key]; + new_row.push(v); + }); + new_rows.push(new_row); + }); + data = convertRowsToData(new_rows); + } else { + Object.keys(json).forEach(function (key) { + new_rows.push([key].concat(json[key])); + }); + data = convertColumnsToData(new_rows); + } + return data; + } + function convertRowsToData(rows) { + var keys = rows[0], new_row = {}, new_rows = [], i, j; + for (i = 1; i < rows.length; i++) { + new_row = {}; + for (j = 0; j < rows[i].length; j++) { + new_row[keys[j]] = rows[i][j]; + } + new_rows.push(new_row); + } + return new_rows; + } + function convertColumnsToData(columns) { + var new_rows = [], i, j, key; + for (i = 0; i < columns.length; i++) { + key = columns[i][0]; + for (j = 1; j < columns[i].length; j++) { + if (isUndefined(new_rows[j - 1])) { + new_rows[j - 1] = {}; + } + new_rows[j - 1][key] = columns[i][j]; + } + } + return new_rows; + } + function convertDataToTargets(data, appendXs) { + var ids = d3.keys(data[0]).filter(isNotX), xs = d3.keys(data[0]).filter(isX), targets; + + // save x for update data by load when custom x and c3.x API + ids.forEach(function (id) { + var xKey = getXKey(id); + + if (isCustomX() || isTimeSeries) { + // if included in input data + if (xs.indexOf(xKey) >= 0) { + c3.data.xs[id] = (appendXs && c3.data.xs[id] ? c3.data.xs[id] : []).concat( + data.map(function (d) { return d[xKey]; }) + .filter(isValue) + .map(function (rawX, i) { return generateTargetX(rawX, id, i); }) + ); + } + // if not included in input data, find from preloaded data of other id's x + else if (__data_x) { + c3.data.xs[id] = getOtherTargetXs(); + } + // if not included in input data, find from preloaded data + else if (notEmpty(__data_xs)) { + c3.data.xs[id] = getXValuesOfXKey(xKey, c3.data.targets); + } + // MEMO: if no x included, use same x of current will be used + } else { + c3.data.xs[id] = data.map(function (d, i) { return i; }); + } + }); + + // check x is defined + ids.forEach(function (id) { + if (!c3.data.xs[id]) { + throw new Error('x is not defined for id = "' + id + '".'); + } + }); + + // convert to target + targets = ids.map(function (id, index) { + var convertedId = __data_id_converter(id); + return { + id: convertedId, + id_org: id, + values: data.map(function (d, i) { + var xKey = getXKey(id), rawX = d[xKey], x = generateTargetX(rawX, id, i); + // use x as categories if custom x and categorized + if (isCustomX() && isCategorized && index === 0 && rawX) { + if (i === 0) { __axis_x_categories = []; } + __axis_x_categories.push(rawX); + } + // mark as x = undefined if value is undefined and filter to remove after mapped + if (typeof d[id] === 'undefined' || c3.data.xs[id].length <= i) { + x = undefined; + } + return {x: x, value: d[id] !== null && !isNaN(d[id]) ? +d[id] : null, id: convertedId}; + }).filter(function (v) { return typeof v.x !== 'undefined'; }) + }; + }); + + // finish targets + targets.forEach(function (t) { + var i; + // sort values by its x + t.values = t.values.sort(function (v1, v2) { + var x1 = v1.x || v1.x === 0 ? v1.x : Infinity, + x2 = v2.x || v2.x === 0 ? v2.x : Infinity; + return x1 - x2; + }); + // indexing each value + i = 0; + t.values.forEach(function (v) { + v.index = i++; + }); + // this needs to be sorted because its index and value.index is identical + c3.data.xs[t.id].sort(function (v1, v2) { + return v1 - v2; + }); + }); + + // set target types + if (__data_type) { + setTargetType(mapToIds(targets).filter(function (id) { return ! (id in __data_types); }), __data_type); + } + + // cache as original id keyed + targets.forEach(function (d) { + addCache(d.id_org, d); + }); + + return targets; + } + function cloneTarget(target) { + return { + id : target.id, + id_org : target.id_org, + values : target.values.map(function (d) { + return {x: d.x, value: d.value, id: d.id}; + }) + }; + } + function getPrevX(i) { + var value = getValueOnIndex(c3.data.targets[0].values, i - 1); + return value ? value.x : null; + } + function getNextX(i) { + var value = getValueOnIndex(c3.data.targets[0].values, i + 1); + return value ? value.x : null; + } + function getMaxDataCount() { + return d3.max(c3.data.targets, function (t) { return t.values.length; }); + } + function getMaxDataCountTarget(targets) { + var length = targets.length, max = 0, maxTarget; + if (length > 1) { + targets.forEach(function (t) { + if (t.values.length > max) { + maxTarget = t; + max = t.values.length; + } + }); + } else { + maxTarget = length ? targets[0] : null; + } + return maxTarget; + } + function getEdgeX(targets) { + var target = getMaxDataCountTarget(targets), firstData, lastData; + if (!target) { + return [0, 0]; + } + firstData = target.values[0], lastData = target.values[target.values.length - 1]; + return [firstData.x, lastData.x]; + } + function mapToIds(targets) { + return targets.map(function (d) { return d.id; }); + } + function mapToTargetIds(ids) { + return ids ? (typeof ids === 'string' ? [ids] : ids) : mapToIds(c3.data.targets); + } + function hasTarget(targets, id) { + var ids = mapToIds(targets), i; + for (i = 0; i < ids.length; i++) { + if (ids[i] === id) { + return true; + } + } + return false; + } + function isTargetToShow(targetId) { + return hiddenTargetIds.indexOf(targetId) < 0; + } + function isLegendToShow(targetId) { + return hiddenLegendIds.indexOf(targetId) < 0; + } + function filterTargetsToShow(targets) { + return targets.filter(function (t) { return isTargetToShow(t.id); }); + } + function mapTargetsToUniqueXs(targets) { + var xs = d3.set(d3.merge(targets.map(function (t) { return t.values.map(function (v) { return v.x; }); }))).values(); + return isTimeSeries ? xs.map(function (x) { return new Date(x); }) : xs.map(function (x) { return +x; }); + } + function generateTickValues(xs, tickCount) { + var tickValues = xs, targetCount, start, end, count, interval, i, tickValue; + if (tickCount) { + targetCount = typeof tickCount === 'function' ? tickCount() : tickCount; + // compute ticks according to __axis_x_tick_count + if (targetCount === 1) { + tickValues = [xs[0]]; + } else if (targetCount === 2) { + tickValues = [xs[0], xs[xs.length - 1]]; + } else if (targetCount > 2) { + count = targetCount - 2; + start = xs[0]; + end = xs[xs.length - 1]; + interval = (end - start) / (count + 1); + // re-construct uniqueXs + tickValues = [start]; + for (i = 0; i < count; i++) { + tickValue = +start + interval * (i + 1); + tickValues.push(isTimeSeries ? new Date(tickValue) : tickValue); + } + tickValues.push(end); + } + } + if (!isTimeSeries) { tickValues = tickValues.sort(function (a, b) { return a - b; }); } + return tickValues; + } + function addHiddenTargetIds(targetIds) { + hiddenTargetIds = hiddenTargetIds.concat(targetIds); + } + function removeHiddenTargetIds(targetIds) { + hiddenTargetIds = hiddenTargetIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); + } + function addHiddenLegendIds(targetIds) { + hiddenLegendIds = hiddenLegendIds.concat(targetIds); + } + function removeHiddenLegendIds(targetIds) { + hiddenLegendIds = hiddenLegendIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); + } + function getValuesAsIdKeyed(targets) { + var ys = {}; + targets.forEach(function (t) { + ys[t.id] = []; + t.values.forEach(function (v) { + ys[t.id].push(v.value); + }); + }); + return ys; + } + function checkValueInTargets(targets, checker) { + var ids = Object.keys(targets), i, j, values; + for (i = 0; i < ids.length; i++) { + values = targets[ids[i]].values; + for (j = 0; j < values.length; j++) { + if (checker(values[j].value)) { + return true; + } + } + } + return false; + } + function hasNegativeValueInTargets(targets) { + return checkValueInTargets(targets, function (v) { return v < 0; }); + } + function hasPositiveValueInTargets(targets) { + return checkValueInTargets(targets, function (v) { return v > 0; }); + } + function categoryName(i) { + return i < __axis_x_categories.length ? __axis_x_categories[i] : i; + } + function generateClass(prefix, targetId) { + return " " + prefix + " " + prefix + getTargetSelectorSuffix(targetId); + } + function classText(d) { return generateClass(CLASS.text, d.index); } + function classTexts(d) { return generateClass(CLASS.texts, d.id); } + function classShape(d) { return generateClass(CLASS.shape, d.index); } + function classShapes(d) { return generateClass(CLASS.shapes, d.id); } + function classLine(d) { return classShape(d) + generateClass(CLASS.line, d.id); } + function classLines(d) { return classShapes(d) + generateClass(CLASS.lines, d.id); } + function classCircle(d) { return classShape(d) + generateClass(CLASS.circle, d.index); } + function classCircles(d) { return classShapes(d) + generateClass(CLASS.circles, d.id); } + function classBar(d) { return classShape(d) + generateClass(CLASS.bar, d.index); } + function classBars(d) { return classShapes(d) + generateClass(CLASS.bars, d.id); } + function classArc(d) { return classShape(d.data) + generateClass(CLASS.arc, d.data.id); } + function classArcs(d) { return classShapes(d.data) + generateClass(CLASS.arcs, d.data.id); } + function classArea(d) { return classShape(d) + generateClass(CLASS.area, d.id); } + function classAreas(d) { return classShapes(d) + generateClass(CLASS.areas, d.id); } + function classRegion(d, i) { return generateClass(CLASS.region, i) + ' ' + ('class' in d ? d.class : ''); } + function classEvent(d) { return generateClass(CLASS.eventRect, d.index); } + function classTarget(id) { + var additionalClassSuffix = __data_classes[id], additionalClass = ''; + if (additionalClassSuffix) { + additionalClass = ' ' + CLASS.target + '-' + additionalClassSuffix; + } + return generateClass(CLASS.target, id) + additionalClass; + } + function classChartText(d) { return CLASS.chartText + classTarget(d.id); } + function classChartLine(d) { return CLASS.chartLine + classTarget(d.id); } + function classChartBar(d) { return CLASS.chartBar + classTarget(d.id); } + function classChartArc(d) { return CLASS.chartArc + classTarget(d.data.id); } + + function getTargetSelectorSuffix(targetId) { + return targetId || targetId === 0 ? '-' + (targetId.replace ? targetId.replace(/([^a-zA-Z0-9-_])/g, '-') : targetId) : ''; + } + function selectorTarget(id) { return '.' + CLASS.target + getTargetSelectorSuffix(id); } + function selectorTargets(ids) { return ids.length ? ids.map(function (id) { return selectorTarget(id); }) : null; } + function selectorLegend(id) { return '.' + CLASS.legendItem + getTargetSelectorSuffix(id); } + function selectorLegends(ids) { return ids.length ? ids.map(function (id) { return selectorLegend(id); }) : null; } + + function initialOpacity(d) { + return d.value !== null && withoutFadeIn[d.id] ? 1 : 0; + } + function opacityForCircle(d) { + return isValue(d.value) ? isScatterType(d) ? 0.5 : 1 : 0; + } + function opacityForText() { + return hasDataLabel() ? 1 : 0; + } + function hasDataLabel() { + if (typeof __data_labels === 'boolean' && __data_labels) { + return true; + } else if (typeof __data_labels === 'object' && notEmpty(__data_labels)) { + return true; + } + return false; + } + function getDataLabelLength(min, max, axisId, key) { + var lengths = [0, 0], paddingCoef = 1.3; + selectChart.select('svg').selectAll('.dummy') + .data([min, max]) + .enter().append('text') + .text(function (d) { return formatByAxisId(axisId)(d); }) + .each(function (d, i) { + lengths[i] = this.getBoundingClientRect()[key] * paddingCoef; + }) + .remove(); + return lengths; + } + function getYFormat(forArc) { + var formatForY = forArc && !hasGaugeType(c3.data.targets) ? defaultArcValueFormat : yFormat, + formatForY2 = forArc && !hasGaugeType(c3.data.targets) ? defaultArcValueFormat : y2Format; + return function (v, ratio, id) { + var format = getAxisId(id) === 'y2' ? formatForY2 : formatForY; + return format(v, ratio); + }; + } + function yFormat(v) { + var format = __axis_y_tick_format ? __axis_y_tick_format : defaultValueFormat; + return format(v); + } + function y2Format(v) { + var format = __axis_y2_tick_format ? __axis_y2_tick_format : defaultValueFormat; + return format(v); + } + function defaultValueFormat(v) { + return isValue(v) ? +v : ""; + } + function defaultArcValueFormat(v, ratio) { + return (ratio * 100).toFixed(1) + '%'; + } + function formatByAxisId(axisId) { + var format = function (v) { return isValue(v) ? +v : ""; }; + // find format according to axis id + if (typeof __data_labels.format === 'function') { + format = __data_labels.format; + } else if (typeof __data_labels.format === 'object') { + if (typeof __data_labels.format[axisId] === 'function') { + format = __data_labels.format[axisId]; + } + } + return format; + } + + function xx(d) { + return d ? x(d.x) : null; + } + function xv(d) { + return Math.ceil(x(isTimeSeries ? parseDate(d.value) : d.value)); + } + function yv(d) { + var yScale = d.axis && d.axis === 'y2' ? y2 : y; + return Math.ceil(yScale(d.value)); + } + function subxx(d) { + return d ? subX(d.x) : null; + } + + function findSameXOfValues(values, index) { + var i, targetX = values[index].x, sames = []; + for (i = index - 1; i >= 0; i--) { + if (targetX !== values[i].x) { break; } + sames.push(values[i]); + } + for (i = index; i < values.length; i++) { + if (targetX !== values[i].x) { break; } + sames.push(values[i]); + } + return sames; + } + + function findClosestOfValues(values, pos, _min, _max) { // MEMO: values must be sorted by x + var min = _min ? _min : 0, + max = _max ? _max : values.length - 1, + med = Math.floor((max - min) / 2) + min, + value = values[med], + diff = x(value.x) - pos[__axis_rotated ? 1 : 0], + candidates; + + // Update range for search + diff > 0 ? max = med : min = med; + + // if candidates are two closest min and max, stop recursive call + if ((max - min) === 1 || (min === 0 && max === 0)) { + + // Get candidates that has same min and max index + candidates = []; + if (values[min].x || values[min].x === 0) { + candidates = candidates.concat(findSameXOfValues(values, min)); + } + if (values[max].x || values[max].x === 0) { + candidates = candidates.concat(findSameXOfValues(values, max)); + } + + // Determine the closest and return + return findClosest(candidates, pos); + } + + return findClosestOfValues(values, pos, min, max); + } + function findClosestFromTargets(targets, pos) { + var candidates; + + // map to array of closest points of each target + candidates = targets.map(function (target) { + return findClosestOfValues(target.values, pos); + }); + + // decide closest point and return + return findClosest(candidates, pos); + } + function findClosest(values, pos) { + var minDist, closest; + values.forEach(function (v) { + var d = dist(v, pos); + if (d < minDist || ! minDist) { + minDist = d; + closest = v; + } + }); + return closest; + } + function filterSameX(targets, x) { + return d3.merge(targets.map(function (t) { return t.values; })).filter(function (v) { return v.x - x === 0; }); + } + + function getPathBox(path) { + var box = path.getBoundingClientRect(), + items = [path.pathSegList.getItem(0), path.pathSegList.getItem(1)], + minX = items[0].x, minY = Math.min(items[0].y, items[1].y); + return {x: minX, y: minY, width: box.width, height: box.height}; + } + + function isOrderDesc() { + return __data_order && __data_order.toLowerCase() === 'desc'; + } + function isOrderAsc() { + return __data_order && __data_order.toLowerCase() === 'asc'; + } + function orderTargets(targets) { + var orderAsc = isOrderAsc(), orderDesc = isOrderDesc(); + if (orderAsc || orderDesc) { + targets.sort(function (t1, t2) { + var reducer = function (p, c) { return p + Math.abs(c.value); }; + var t1Sum = t1.values.reduce(reducer, 0), + t2Sum = t2.values.reduce(reducer, 0); + return orderAsc ? t2Sum - t1Sum : t1Sum - t2Sum; + }); + } else if (typeof __data_order === 'function') { + targets.sort(__data_order); + } // TODO: accept name array for order + return targets; + } + + //-- Tooltip --// + + function showTooltip(selectedData, mouse) { + var tWidth, tHeight, svgLeft, tooltipLeft, tooltipRight, tooltipTop, chartRight; + var forArc = hasArcType(c3.data.targets), + dataToShow = selectedData.filter(function (d) { return d && isValue(d.value); }); + if (dataToShow.length === 0 || !__tooltip_show) { + return; + } + tooltip.html(__tooltip_contents(selectedData, getXAxisTickFormat(), getYFormat(forArc), color)).style("display", "block"); + + // Get tooltip dimensions + tWidth = tooltip.property('offsetWidth'); + tHeight = tooltip.property('offsetHeight'); + // Determin tooltip position + if (forArc) { + tooltipLeft = (width / 2) + mouse[0]; + tooltipTop = (height / 2) + mouse[1] + 20; + } else { + if (__axis_rotated) { + svgLeft = getSvgLeft(); + tooltipLeft = svgLeft + mouse[0] + 100; + tooltipRight = tooltipLeft + tWidth; + chartRight = getCurrentWidth() - getCurrentPaddingRight(); + tooltipTop = x(dataToShow[0].x) + 20; + } else { + svgLeft = getSvgLeft(); + tooltipLeft = svgLeft + getCurrentPaddingLeft() + x(dataToShow[0].x) + 20; + tooltipRight = tooltipLeft + tWidth; + chartRight = svgLeft + getCurrentWidth() - getCurrentPaddingRight(); + tooltipTop = mouse[1] + 15; + } + + if (tooltipRight > chartRight) { + tooltipLeft -= tooltipRight - chartRight; + } + if (tooltipTop + tHeight > getCurrentHeight()) { + tooltipTop -= tHeight + 30; + } + } + // Set tooltip + tooltip + .style("top", tooltipTop + "px") + .style("left", tooltipLeft + 'px'); + } + function hideTooltip() { + tooltip.style("display", "none"); + } + + function showXGridFocus(selectedData) { + var dataToShow = selectedData.filter(function (d) { return d && isValue(d.value); }); + if (! __tooltip_show) { return; } + // Hide when scatter plot exists + if (hasScatterType(c3.data.targets) || hasArcType(c3.data.targets)) { return; } + var focusEl = main.selectAll('line.' + CLASS.xgridFocus); + focusEl + .style("visibility", "visible") + .data([dataToShow[0]]) + .attr(__axis_rotated ? 'y1' : 'x1', xx) + .attr(__axis_rotated ? 'y2' : 'x2', xx); + smoothLines(focusEl, 'grid'); + } + function hideXGridFocus() { + main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); + } + function generateGridData(type, scale) { + var gridData = [], xDomain, firstYear, lastYear, i, + tickNum = main.select("." + CLASS.axisX).selectAll('.tick').size(); + if (type === 'year') { + xDomain = getXDomain(); + firstYear = xDomain[0].getFullYear(); + lastYear = xDomain[1].getFullYear(); + for (i = firstYear; i <= lastYear; i++) { + gridData.push(new Date(i + '-01-01 00:00:00')); + } + } else { + gridData = scale.ticks(10); + if (gridData.length > tickNum) { // use only int + gridData = gridData.filter(function (d) { return ("" + d).indexOf('.') < 0; }); + } + } + return gridData; + } + + //-- Shape --// + + function getShapeIndices(typeFilter) { + var indices = {}, i = 0, j, k; + filterTargetsToShow(c3.data.targets.filter(typeFilter)).forEach(function (d) { + for (j = 0; j < __data_groups.length; j++) { + if (__data_groups[j].indexOf(d.id) < 0) { continue; } + for (k = 0; k < __data_groups[j].length; k++) { + if (__data_groups[j][k] in indices) { + indices[d.id] = indices[__data_groups[j][k]]; + break; + } + } + } + if (isUndefined(indices[d.id])) { indices[d.id] = i++; } + }); + indices.__max__ = i - 1; + return indices; + } + function getShapeX(offset, targetsNum, indices, isSub) { + var scale = isSub ? subX : x; + return function (d) { + var index = d.id in indices ? indices[d.id] : 0; + return d.x || d.x === 0 ? scale(d.x) - offset * (targetsNum / 2 - index) : 0; + }; + } + function getShapeY(isSub) { + return function (d) { + var scale = isSub ? getSubYScale(d.id) : getYScale(d.id); + return scale(d.value); + }; + } + function getShapeOffset(typeFilter, indices, isSub) { + var targets = orderTargets(filterTargetsToShow(c3.data.targets.filter(typeFilter))), + targetIds = targets.map(function (t) { return t.id; }); + return function (d, i) { + var scale = isSub ? getSubYScale(d.id) : getYScale(d.id), + y0 = scale(0), offset = y0; + targets.forEach(function (t) { + if (t.id === d.id || indices[t.id] !== indices[d.id]) { return; } + if (targetIds.indexOf(t.id) < targetIds.indexOf(d.id) && t.values[i].value * d.value >= 0) { + offset += scale(t.values[i].value) - y0; + } + }); + return offset; + }; + } + + //-- Circle --// + + function circleX(d) { + return d.x || d.x === 0 ? x(d.x) : null; + } + function circleY(d, i) { + var lineIndices = getShapeIndices(isLineType), getPoint = generateGetLinePoint(lineIndices); + return __data_groups.length > 0 ? getPoint(d, i)[0][1] : getYScale(d.id)(d.value); + } + + //-- Bar --// + + function getBarW(axis, barTargetsNum) { + return typeof __bar_width === 'number' ? __bar_width : barTargetsNum ? (axis.tickOffset() * 2 * __bar_width_ratio) / barTargetsNum : 0; + } + + //-- Type --// + + function setTargetType(targetIds, type) { + mapToTargetIds(targetIds).forEach(function (id) { + withoutFadeIn[id] = (type === __data_types[id]); + __data_types[id] = type; + }); + if (!targetIds) { + __data_type = type; + } + } + function hasType(targets, type) { + var has = false; + targets.forEach(function (t) { + if (__data_types[t.id] === type) { has = true; } + if (!(t.id in __data_types) && type === 'line') { has = true; } + }); + return has; + } + + /* not used + function hasLineType(targets) { + return hasType(targets, 'line'); + } + */ + function hasAreaType(targets) { + return hasType(targets, 'area') || hasType(targets, 'area-spline') || hasType(targets, 'area-step'); + } + function hasBarType(targets) { + return hasType(targets, 'bar'); + } + function hasScatterType(targets) { + return hasType(targets, 'scatter'); + } + function hasPieType(targets) { + return __data_type === 'pie' || hasType(targets, 'pie'); + } + function hasGaugeType(targets) { + return hasType(targets, 'gauge'); + } + function hasDonutType(targets) { + return __data_type === 'donut' || hasType(targets, 'donut'); + } + function hasArcType(targets) { + return hasPieType(targets) || hasDonutType(targets) || hasGaugeType(targets); + } + function isLineType(d) { + var id = (typeof d === 'string') ? d : d.id; + return !__data_types[id] || ['line', 'spline', 'area', 'area-spline', 'step', 'area-step'].indexOf(__data_types[id]) >= 0; + } + function isStepType(d) { + var id = (typeof d === 'string') ? d : d.id; + return ['step', 'area-step'].indexOf(__data_types[id]) >= 0; + } + function isSplineType(d) { + var id = (typeof d === 'string') ? d : d.id; + return ['spline', 'area-spline'].indexOf(__data_types[id]) >= 0; + } + function isAreaType(d) { + var id = (typeof d === 'string') ? d : d.id; + return ['area', 'area-spline', 'area-step'].indexOf(__data_types[id]) >= 0; + } + function isBarType(d) { + var id = (typeof d === 'string') ? d : d.id; + return __data_types[id] === 'bar'; + } + function isScatterType(d) { + var id = (typeof d === 'string') ? d : d.id; + return __data_types[id] === 'scatter'; + } + function isPieType(d) { + var id = (typeof d === 'string') ? d : d.id; + return __data_types[id] === 'pie'; + } + function isGaugeType(d) { + var id = (typeof d === 'string') ? d : d.id; + return __data_types[id] === 'gauge'; + } + function isDonutType(d) { + var id = (typeof d === 'string') ? d : d.id; + return __data_types[id] === 'donut'; + } + function isArcType(d) { + return isPieType(d) || isDonutType(d) || isGaugeType(d); + } + function lineData(d) { + return isLineType(d) ? [d] : []; + } + function arcData(d) { + return isArcType(d.data) ? [d] : []; + } + /* not used + function scatterData(d) { + return isScatterType(d) ? d.values : []; + } + */ + function barData(d) { + return isBarType(d) ? d.values : []; + } + function lineOrScatterData(d) { + return isLineType(d) || isScatterType(d) ? d.values : []; + } + function barOrLineData(d) { + return isBarType(d) || isLineType(d) ? d.values : []; + } + + function shouldExpand(id) { + return (isDonutType(id) && __donut_expand) || (isGaugeType(id) && __gauge_expand) || (isPieType(id) && __pie_expand); + } + + //-- Color --// + + function generateColor(colors, pattern, callback) { + var ids = []; + + return function (d) { + var id = d.id || d, color; + + // if callback function is provided + if (colors[id] instanceof Function) { + color = colors[id](d); + } + // if specified, choose that color + else if (colors[id]) { + color = colors[id]; + } + // if not specified, choose from pattern + else { + if (ids.indexOf(id) < 0) { ids.push(id); } + color = pattern[ids.indexOf(id) % pattern.length]; + colors[id] = color; + } + return callback instanceof Function ? callback(color, d) : color; + }; + } + + function generateLevelColor(colors, threshold) { + var asValue = threshold.unit === 'value', + values = threshold.values && threshold.values.length ? threshold.values : [], + max = threshold.max || 100; + return function (value) { + var i, v, color = colors[colors.length - 1]; + for (i = 0; i < values.length; i++) { + v = asValue ? value : (value * 100 / max); + if (v < values[i]) { + color = colors[i]; + break; + } + } + return color; + }; + } + + //-- Date --// + + function parseDate(date) { + var parsedDate; + if (date instanceof Date) { + parsedDate = date; + } else if (typeof date === 'number') { + parsedDate = new Date(date); + } else { + parsedDate = dataTimeFormat(__data_x_format).parse(date); + } + if (!parsedDate || isNaN(+parsedDate)) { + window.console.error("Failed to parse x '" + date + "' to Date object"); + } + return parsedDate; + } + + //-- Util --// + + function isWithinCircle(_this, _r) { + var mouse = d3.mouse(_this), d3_this = d3.select(_this); + var cx = d3_this.attr("cx") * 1, cy = d3_this.attr("cy") * 1; + return Math.sqrt(Math.pow(cx - mouse[0], 2) + Math.pow(cy - mouse[1], 2)) < _r; + } + function isWithinBar(_this) { + var mouse = d3.mouse(_this), box = _this.getBoundingClientRect(), + seg0 = _this.pathSegList.getItem(0), seg1 = _this.pathSegList.getItem(1); + var x = seg0.x, y = Math.min(seg0.y, seg1.y), w = box.width, h = box.height, offset = 2; + var sx = x - offset, ex = x + w + offset, sy = y + h + offset, ey = y - offset; + return sx < mouse[0] && mouse[0] < ex && ey < mouse[1] && mouse[1] < sy; + } + function isWithinRegions(x, regions) { + var i; + for (i = 0; i < regions.length; i++) { + if (regions[i].start < x && x <= regions[i].end) { return true; } + } + return false; + } + + function isEmpty(o) { + return !o || (typeof o === 'string' && o.length === 0) || (typeof o === 'object' && Object.keys(o).length === 0); + } + function notEmpty(o) { + return Object.keys(o).length > 0; + } + function hasValue(dict, value) { + var found = false; + Object.keys(dict).forEach(function (key) { + if (dict[key] === value) { found = true; } + }); + return found; + } + + function dist(data, pos) { + var yScale = getAxisId(data.id) === 'y' ? y : y2, + xIndex = __axis_rotated ? 1 : 0, + yIndex = __axis_rotated ? 0 : 1; + return Math.pow(x(data.x) - pos[xIndex], 2) + Math.pow(yScale(data.value) - pos[yIndex], 2); + } + + function endall(transition, callback) { + var n = 0; + transition + .each(function () { ++n; }) + .each("end", function () { + if (!--n) { callback.apply(this, arguments); } + }); + } + + function generateWait() { + var transitionsToWait = [], + f = function (transition, callback) { + var timer = setInterval(function () { + var done = 0; + transitionsToWait.forEach(function (t) { + if (t.empty()) { + done += 1; + return; + } + try { + t.transition(); + } catch (e) { + done += 1; + } + }); + if (done === transitionsToWait.length) { + clearInterval(timer); + if (callback) { callback(); } + } + }, 10); + }; + f.add = function (transition) { + transitionsToWait.push(transition); + }; + return f; + } + + function getOption(options, key, defaultValue) { + return isDefined(options[key]) ? options[key] : defaultValue; + } + + function ceil10(v) { + return Math.ceil(v / 10) * 10; + } + + function getTextRect(text, cls) { + var rect; + d3.select('body').selectAll('.dummy') + .data([text]) + .enter().append('text') + .classed(cls ? cls : "", true) + .text(text) + .each(function () { rect = this.getBoundingClientRect(); }) + .remove(); + return rect; + } + + function getInterpolate(d) { + return isSplineType(d) ? "cardinal" : isStepType(d) ? "step-after" : "linear"; + } + + function getEmptySelection() { + return d3.selectAll([]); + } + + //-- Selection --// + + function selectPoint(target, d, i) { + __data_onselected.call(c3, d, target.node()); + // add selected-circle on low layer g + main.select('.' + CLASS.selectedCircles + getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i) + .data([d]) + .enter().append('circle') + .attr("class", function () { return generateClass(CLASS.selectedCircle, i); }) + .attr("cx", __axis_rotated ? circleY : circleX) + .attr("cy", __axis_rotated ? circleX : circleY) + .attr("stroke", function () { return color(d); }) + .attr("r", pointSelectR(d) * 1.4) + .transition().duration(100) + .attr("r", pointSelectR); + } + function unselectPoint(target, d, i) { + __data_onunselected.call(c3, d, target.node()); + // remove selected-circle from low layer g + main.select('.' + CLASS.selectedCircles + getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i) + .transition().duration(100).attr('r', 0) + .remove(); + } + function togglePoint(selected, target, d, i) { + selected ? selectPoint(target, d, i) : unselectPoint(target, d, i); + } + + function selectBar(target, d) { + __data_onselected.call(c3, d, target.node()); + target.transition().duration(100).style("fill", function () { return d3.rgb(color(d)).brighter(0.75); }); + } + function unselectBar(target, d) { + __data_onunselected.call(c3, d, target.node()); + target.transition().duration(100).style("fill", function () { return color(d); }); + } + function toggleBar(selected, target, d, i) { + selected ? selectBar(target, d, i) : unselectBar(target, d, i); + } + function toggleArc(selected, target, d, i) { + toggleBar(selected, target, d.data, i); + } + function getToggle(that) { + // path selection not supported yet + return that.nodeName === 'circle' ? togglePoint : (d3.select(that).classed(CLASS.bar) ? toggleBar : toggleArc); + } + + function filterRemoveNull(data) { + return data.filter(function (d) { return isValue(d.value); }); + } + + //-- Point --// + + function pointR(d) { + return __point_show && !isStepType(d) ? (typeof __point_r === 'function' ? __point_r(d) : __point_r) : 0; + } + function pointExpandedR(d) { + return __point_focus_expand_enabled ? (__point_focus_expand_r ? __point_focus_expand_r : pointR(d) * 1.75) : pointR(d); + } + function pointSelectR(d) { + return __point_select_r ? __point_select_r : pointR(d) * 4; + } + + //-- Shape --// + + function getCircles(i, id) { + return (id ? main.selectAll('.' + CLASS.circles + getTargetSelectorSuffix(id)) : main).selectAll('.' + CLASS.circle + (isValue(i) ? '-' + i : '')); + } + function expandCircles(i, id) { + getCircles(i, id) + .classed(CLASS.EXPANDED, true) + .attr('r', pointExpandedR); + } + function unexpandCircles(i) { + getCircles(i) + .filter(function () { return d3.select(this).classed(CLASS.EXPANDED); }) + .classed(CLASS.EXPANDED, false) + .attr('r', pointR); + } + function getBars(i) { + return main.selectAll('.' + CLASS.bar + (isValue(i) ? '-' + i : '')); + } + function expandBars(i) { + getBars(i).classed(CLASS.EXPANDED, true); + } + function unexpandBars(i) { + getBars(i).classed(CLASS.EXPANDED, false); + } + + function generateDrawArea(areaIndices, isSub) { + var area = d3.svg.area(), + getPoint = generateGetAreaPoint(areaIndices, isSub), + yScaleGetter = isSub ? getSubYScale : getYScale, + value0 = function (d, i) { + return __data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter(d.id)(0); + }, + value1 = function (d, i) { + return __data_groups.length > 0 ? getPoint(d, i)[1][1] : yScaleGetter(d.id)(d.value); + }; + + area = __axis_rotated ? area.x0(value0).x1(value1).y(xx) : area.x(xx).y0(value0).y1(value1); + + return function (d) { + var data = filterRemoveNull(d.values), x0 = 0, y0 = 0, path; + + if (isAreaType(d)) { + path = area.interpolate(getInterpolate(d))(data); + } else { + if (data[0]) { + x0 = x(data[0].x); + y0 = getYScale(d.id)(data[0].value); + } + path = __axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; + } + return path ? path : "M 0 0"; + }; + } + + function generateDrawLine(lineIndices, isSub) { + var line = d3.svg.line(), + getPoint = generateGetLinePoint(lineIndices, isSub), + yScaleGetter = isSub ? getSubYScale : getYScale, + xValue = isSub ? subxx : xx, + yValue = function (d, i) { + return __data_groups.length > 0 ? getPoint(d, i)[0][1] : yScaleGetter(d.id)(d.value); + }; + + line = __axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue); + if (!__line_connect_null) { line = line.defined(function (d) { return d.value != null; }); } + return function (d) { + var data = __line_connect_null ? filterRemoveNull(d.values) : d.values, + x = isSub ? x : subX, y = yScaleGetter(d.id), x0 = 0, y0 = 0, path; + if (isLineType(d)) { + if (__data_regions[d.id]) { + path = lineWithRegions(data, x, y, __data_regions[d.id]); + } else { + path = line.interpolate(getInterpolate(d))(data); + } + } else { + if (data[0]) { + x0 = x(data[0].x); + y0 = y(data[0].value); + } + path = __axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; + } + return path ? path : "M 0 0"; + }; + } + + function generateDrawBar(barIndices, isSub) { + var getPoints = generateGetBarPoints(barIndices, isSub); + return function (d, i) { + // 4 points that make a bar + var points = getPoints(d, i); + + // switch points if axis is rotated, not applicable for sub chart + var indexX = __axis_rotated ? 1 : 0; + var indexY = __axis_rotated ? 0 : 1; + + var path = 'M ' + points[0][indexX] + ',' + points[0][indexY] + ' ' + + 'L' + points[1][indexX] + ',' + points[1][indexY] + ' ' + + 'L' + points[2][indexX] + ',' + points[2][indexY] + ' ' + + 'L' + points[3][indexX] + ',' + points[3][indexY] + ' ' + + 'z'; + + return path; + }; + } + function generateXYForText(barIndices, forX) { + var getPoints = generateGetBarPoints(barIndices, false), + getter = forX ? getXForText : getYForText; + return function (d, i) { + return getter(getPoints(d, i), d, this); + }; + } + function getXForText(points, d, textElement) { + var box = textElement.getBoundingClientRect(), xPos, padding; + if (__axis_rotated) { + padding = isBarType(d) ? 4 : 6; + xPos = points[2][1] + padding * (d.value < 0 ? -1 : 1); + } else { + xPos = points[0][0] + (points[2][0] - points[0][0]) / 2; + } + return xPos > width ? width - box.width : xPos; + } + function getYForText(points, d, textElement) { + var box = textElement.getBoundingClientRect(), yPos; + if (__axis_rotated) { + yPos = (points[0][0] + points[2][0] + box.height * 0.6) / 2; + } else { + yPos = points[2][1] + (d.value < 0 ? box.height : isBarType(d) ? -3 : -6); + } + return yPos < box.height ? box.height : yPos; + } + + function generateGetAreaPoint(areaIndices, isSub) { // partial duplication of generateGetBarPoints + var areaTargetsNum = areaIndices.__max__ + 1, + x = getShapeX(0, areaTargetsNum, areaIndices, !!isSub), + y = getShapeY(!!isSub), + areaOffset = getShapeOffset(isAreaType, areaIndices, !!isSub), + yScale = isSub ? getSubYScale : getYScale; + return function (d, i) { + var y0 = yScale(d.id)(0), + offset = areaOffset(d, i) || y0, // offset is for stacked area chart + posX = x(d), posY = y(d); + // fix posY not to overflow opposite quadrant + if (__axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 1 point that marks the area position + return [ + [posX, offset], + [posX, posY - (y0 - offset)] + ]; + }; + } + + function generateGetBarPoints(barIndices, isSub) { + var barTargetsNum = barIndices.__max__ + 1, + barW = getBarW(xAxis, barTargetsNum), + barX = getShapeX(barW, barTargetsNum, barIndices, !!isSub), + barY = getShapeY(!!isSub), + barOffset = getShapeOffset(isBarType, barIndices, !!isSub), + yScale = isSub ? getSubYScale : getYScale; + return function (d, i) { + var y0 = yScale(d.id)(0), + offset = barOffset(d, i) || y0, // offset is for stacked bar chart + posX = barX(d), posY = barY(d); + // fix posY not to overflow opposite quadrant + if (__axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 4 points that make a bar + return [ + [posX, offset], + [posX, posY - (y0 - offset)], + [posX + barW, posY - (y0 - offset)], + [posX + barW, offset] + ]; + }; + } + + function generateGetLinePoint(lineIndices, isSub) { // partial duplication of generateGetBarPoints + var lineTargetsNum = lineIndices.__max__ + 1, + x = getShapeX(0, lineTargetsNum, lineIndices, !!isSub), + y = getShapeY(!!isSub), + lineOffset = getShapeOffset(isLineType, lineIndices, !!isSub), + yScale = isSub ? getSubYScale : getYScale; + return function (d, i) { + var y0 = yScale(d.id)(0), + offset = lineOffset(d, i) || y0, // offset is for stacked area chart + posX = x(d), posY = y(d); + // fix posY not to overflow opposite quadrant + if (__axis_rotated) { + if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } + } + // 1 point that marks the line position + return [ + [posX, posY - (y0 - offset)] + ]; + }; + } + + function lineWithRegions(d, x, y, _regions) { + var prev = -1, i, j; + var s = "M", sWithRegion; + var xp, yp, dx, dy, dd, diff, diffx2; + var xValue, yValue; + var regions = []; + + // Check start/end of regions + if (isDefined(_regions)) { + for (i = 0; i < _regions.length; i++) { + regions[i] = {}; + if (isUndefined(_regions[i].start)) { + regions[i].start = d[0].x; + } else { + regions[i].start = isTimeSeries ? parseDate(_regions[i].start) : _regions[i].start; + } + if (isUndefined(_regions[i].end)) { + regions[i].end = d[d.length - 1].x; + } else { + regions[i].end = isTimeSeries ? parseDate(_regions[i].end) : _regions[i].end; + } + } + } + + // Set scales + xValue = __axis_rotated ? function (d) { return y(d.value); } : function (d) { return x(d.x); }; + yValue = __axis_rotated ? function (d) { return x(d.x); } : function (d) { return y(d.value); }; + + // Define svg generator function for region + if (isTimeSeries) { + sWithRegion = function (d0, d1, j, diff) { + var x0 = d0.x.getTime(), x_diff = d1.x - d0.x, + xv0 = new Date(x0 + x_diff * j), + xv1 = new Date(x0 + x_diff * (j + diff)); + return "M" + x(xv0) + " " + y(yp(j)) + " " + x(xv1) + " " + y(yp(j + diff)); + }; + } else { + sWithRegion = function (d0, d1, j, diff) { + return "M" + x(xp(j), true) + " " + y(yp(j)) + " " + x(xp(j + diff), true) + " " + y(yp(j + diff)); + }; + } + + // Generate + for (i = 0; i < d.length; i++) { + + // Draw as normal + if (isUndefined(regions) || ! isWithinRegions(d[i].x, regions)) { + s += " " + xValue(d[i]) + " " + yValue(d[i]); + } + // Draw with region // TODO: Fix for horizotal charts + else { + xp = getScale(d[i - 1].x, d[i].x, isTimeSeries); + yp = getScale(d[i - 1].value, d[i].value); + + dx = x(d[i].x) - x(d[i - 1].x); + dy = y(d[i].value) - y(d[i - 1].value); + dd = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2)); + diff = 2 / dd; + diffx2 = diff * 2; + + for (j = diff; j <= 1; j += diffx2) { + s += sWithRegion(d[i - 1], d[i], j, diff); + } + } + prev = d[i].x; + } + + return s; + } + + //-- Define brush/zoom -// + + var brush, zoom = function () {}; + + brush = d3.svg.brush().on("brush", redrawForBrush); + brush.update = function () { + if (context) { context.select('.' + CLASS.brush).call(this); } + return this; + }; + brush.scale = function (scale) { + return __axis_rotated ? this.y(scale) : this.x(scale); + }; + + zoom = d3.behavior.zoom() + .on("zoomstart", function () { zoom.altDomain = d3.event.sourceEvent.altKey ? x.orgDomain() : null; }) + .on("zoom", redrawForZoom); + zoom.scale = function (scale) { + return __axis_rotated ? this.y(scale) : this.x(scale); + }; + zoom.orgScaleExtent = function () { + var extent = __zoom_extent ? __zoom_extent : [1, 10]; + return [extent[0], Math.max(getMaxDataCount() / extent[1], extent[1])]; + }; + zoom.updateScaleExtent = function () { + var ratio = diffDomain(x.orgDomain()) / diffDomain(orgXDomain), extent = this.orgScaleExtent(); + this.scaleExtent([extent[0] * ratio, extent[1] * ratio]); + return this; + }; + + function updateZoom() { + var z = __zoom_enabled ? zoom : function () {}; + main.select('.' + CLASS.zoomRect).call(z); + main.selectAll('.' + CLASS.eventRect).call(z); + } + + /*-- Draw Chart --*/ + + // for svg elements + var svg, defs, main, context, legend, tooltip, selectChart; + + // for brush area culculation + var orgXDomain; + + // for save value + var orgAreaOpacity, withoutFadeIn = {}; + + function updateDimension() { + if (__axis_rotated) { + axes.x.call(xAxis); + axes.subx.call(subXAxis); + } else { + axes.y.call(yAxis); + axes.y2.call(y2Axis); + } + updateSizes(); + updateScales(); + updateSvgSize(); + transformAll(false); + } + + function observeInserted(selection) { + var observer = new MutationObserver(function (mutations) { + mutations.forEach(function (mutation) { + if (mutation.type === 'childList' && mutation.previousSibling) { + observer.disconnect(); + // need to wait for completion of load because size calculation requires the actual sizes determined after that completion + var interval = window.setInterval(function () { + // parentNode will NOT be null when completed + if (selection.node().parentNode) { + window.clearInterval(interval); + updateDimension(); + redraw({ + withTransform: true, + withUpdateXDomain: true, + withUpdateOrgXDomain: true, + withTransition: false, + withTransitionForTransform: false, + withLegend: true + }); + selection.transition().style('opacity', 1); + } + }, 10); + } + }); + }); + observer.observe(selection.node(), {attributes: true, childList: true, characterData: true}); + } + + function init(data) { + var arcs, eventRect, grid, i, binding = true; + + selectChart = d3.select(__bindto); + if (selectChart.empty()) { + selectChart = d3.select(document.createElement('div')).style('opacity', 0); + observeInserted(selectChart); + binding = false; + } + selectChart.html("").classed("c3", true); + + // Init data as targets + c3.data.xs = {}; + c3.data.targets = convertDataToTargets(data); + + if (__data_filter) { + c3.data.targets = c3.data.targets.filter(__data_filter); + } + + // Set targets to hide if needed + if (__data_hide) { + addHiddenTargetIds(__data_hide === true ? mapToIds(c3.data.targets) : __data_hide); + } + + // when gauge, hide legend // TODO: fix + if (hasGaugeType(c3.data.targets)) { + __legend_show = false; + } + + // Init sizes and scales + updateSizes(); + updateScales(); + + // Set domains for each scale + x.domain(d3.extent(getXDomain(c3.data.targets))); + y.domain(getYDomain(c3.data.targets, 'y')); + y2.domain(getYDomain(c3.data.targets, 'y2')); + subX.domain(x.domain()); + subY.domain(y.domain()); + subY2.domain(y2.domain()); + + // Save original x domain for zoom update + orgXDomain = x.domain(); + + // Set initialized scales to brush and zoom + brush.scale(subX); + if (__zoom_enabled) { zoom.scale(x); } + + /*-- Basic Elements --*/ + + // Define svgs + svg = selectChart.append("svg") + .style("overflow", "hidden") + .on('mouseenter', function () { return __onmouseover.call(c3); }) + .on('mouseleave', function () { return __onmouseout.call(c3); }); + + // Define defs + defs = svg.append("defs"); + defs.append("clipPath").attr("id", clipId).append("rect"); + defs.append("clipPath").attr("id", clipIdForXAxis).append("rect"); + defs.append("clipPath").attr("id", clipIdForYAxis).append("rect"); + updateSvgSize(); + + // Define regions + main = svg.append("g").attr("transform", translate.main); + context = svg.append("g").attr("transform", translate.context); + legend = svg.append("g").attr("transform", translate.legend); + + if (!__subchart_show) { + context.style('visibility', 'hidden'); + } + + if (!__legend_show) { + legend.style('visibility', 'hidden'); + hiddenLegendIds = mapToIds(c3.data.targets); + } + + // Define tooltip + tooltip = selectChart + .style("position", "relative") + .append("div") + .style("position", "absolute") + .style("pointer-events", "none") + .style("z-index", "10") + .style("display", "none"); + + // MEMO: call here to update legend box and tranlate for all + // MEMO: translate will be upated by this, so transform not needed in updateLegend() + updateLegend(mapToIds(c3.data.targets), {withTransform: false, withTransitionForTransform: false, withTransition: false}); + + /*-- Main Region --*/ + + // text when empty + main.append("text") + .attr("class", CLASS.text + ' ' + CLASS.empty) + .attr("text-anchor", "middle") // horizontal centering of text at x position in all browsers. + .attr("dominant-baseline", "middle"); // vertical centering of text at y position in all browsers, except IE. + + // Regions + main.append('g') + .attr("clip-path", clipPath) + .attr("class", CLASS.regions); + + // Grids + grid = main.append('g') + .attr("clip-path", clipPath) + .attr('class', CLASS.grid); + if (__grid_x_show) { + grid.append("g").attr("class", CLASS.xgrids); + } + if (__grid_y_show) { + grid.append('g').attr('class', CLASS.ygrids); + } + grid.append('g').attr("class", CLASS.xgridLines); + grid.append('g').attr('class', CLASS.ygridLines); + if (__grid_focus_show) { + grid.append('g') + .attr("class", CLASS.xgridFocus) + .append('line') + .attr('class', CLASS.xgridFocus); + } + + // Define g for chart area + main.append('g') + .attr("clip-path", clipPath) + .attr('class', CLASS.chart); + + // Cover whole with rects for events + eventRect = main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.eventRects) + .style('fill-opacity', 0); + + // Define g for bar chart area + main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartBars); + + // Define g for line chart area + main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartLines); + + // Define g for arc chart area + arcs = main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartArcs) + .attr("transform", translate.arc); + arcs.append('text') + .attr('class', CLASS.chartArcsTitle) + .style("text-anchor", "middle") + .text(getArcTitle()); + if (hasGaugeType(c3.data.targets)) { + arcs.append('path') + .attr("class", CLASS.chartArcsBackground) + .attr("d", function () { + var d = { + data: [{value: __gauge_max}], + startAngle: -1 * (Math.PI / 2), + endAngle: Math.PI / 2 + }; + return getArc(d, true, true); + }); + arcs.append("text") + .attr("dy", ".75em") + .attr("class", CLASS.chartArcsGaugeUnit) + .style("text-anchor", "middle") + .style("pointer-events", "none") + .text(__gauge_label_show ? __gauge_units : ''); + arcs.append("text") + .attr("dx", -1 * (innerRadius + ((radius - innerRadius) / 2)) + "px") + .attr("dy", "1.2em") + .attr("class", CLASS.chartArcsGaugeMin) + .style("text-anchor", "middle") + .style("pointer-events", "none") + .text(__gauge_label_show ? __gauge_min : ''); + arcs.append("text") + .attr("dx", innerRadius + ((radius - innerRadius) / 2) + "px") + .attr("dy", "1.2em") + .attr("class", CLASS.chartArcsGaugeMax) + .style("text-anchor", "middle") + .style("pointer-events", "none") + .text(__gauge_label_show ? __gauge_max : ''); + } + + main.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartTexts); + + // if zoom privileged, insert rect to forefront + main.insert('rect', __zoom_privileged ? null : 'g.' + CLASS.regions) + .attr('class', CLASS.zoomRect) + .attr('width', width) + .attr('height', height) + .style('opacity', 0) + .on("dblclick.zoom", null); + + // Set default extent if defined + if (__axis_x_default) { + brush.extent(typeof __axis_x_default !== 'function' ? __axis_x_default : __axis_x_default(getXDomain())); + } + + // Add Axis + axes.x = main.append("g") + .attr("class", CLASS.axis + ' ' + CLASS.axisX) + .attr("clip-path", clipPathForXAxis) + .attr("transform", translate.x) + .style("visibility", __axis_x_show ? 'visible' : 'hidden'); + axes.x.append("text") + .attr("class", CLASS.axisXLabel) + .attr("transform", __axis_rotated ? "rotate(-90)" : "") + .style("text-anchor", textAnchorForXAxisLabel); + + axes.y = main.append("g") + .attr("class", CLASS.axis + ' ' + CLASS.axisY) + .attr("clip-path", clipPathForYAxis) + .attr("transform", translate.y) + .style("visibility", __axis_y_show ? 'visible' : 'hidden'); + axes.y.append("text") + .attr("class", CLASS.axisYLabel) + .attr("transform", __axis_rotated ? "" : "rotate(-90)") + .style("text-anchor", textAnchorForYAxisLabel); + + axes.y2 = main.append("g") + .attr("class", CLASS.axis + ' ' + CLASS.axisY2) + // clip-path? + .attr("transform", translate.y2) + .style("visibility", __axis_y2_show ? 'visible' : 'hidden'); + axes.y2.append("text") + .attr("class", CLASS.axisY2Label) + .attr("transform", __axis_rotated ? "" : "rotate(-90)") + .style("text-anchor", textAnchorForY2AxisLabel); + + /*-- Context Region --*/ + + // Define g for chart area + context.append('g') + .attr("clip-path", clipPath) + .attr('class', CLASS.chart); + + // Define g for bar chart area + context.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartBars); + + // Define g for line chart area + context.select('.' + CLASS.chart).append("g") + .attr("class", CLASS.chartLines); + + // Add extent rect for Brush + context.append("g") + .attr("clip-path", clipPath) + .attr("class", CLASS.brush) + .call(brush) + .selectAll("rect") + .attr(__axis_rotated ? "width" : "height", __axis_rotated ? width2 : height2); + + // ATTENTION: This must be called AFTER chart added + // Add Axis + axes.subx = context.append("g") + .attr("class", CLASS.axisX) + .attr("transform", translate.subx) + .attr("clip-path", __axis_rotated ? "" : clipPathForXAxis); + + // Set targets + updateTargets(c3.data.targets); + + // Draw with targets + if (binding) { + updateDimension(); + redraw({ + withTransform: true, + withUpdateXDomain: true, + withUpdateOrgXDomain: true, + withTransitionForAxis: false, + }); + } + + // Show tooltip if needed + if (__tooltip_init_show) { + if (isTimeSeries && typeof __tooltip_init_x === 'string') { + __tooltip_init_x = parseDate(__tooltip_init_x); + for (i = 0; i < c3.data.targets[0].values.length; i++) { + if ((c3.data.targets[0].values[i].x - __tooltip_init_x) === 0) { break; } + } + __tooltip_init_x = i; + } + tooltip.html(__tooltip_contents(c3.data.targets.map(function (d) { + return addName(d.values[__tooltip_init_x]); + }), getXAxisTickFormat(), getYFormat(hasArcType(c3.data.targets)), color)); + tooltip.style("top", __tooltip_init_position.top) + .style("left", __tooltip_init_position.left) + .style("display", "block"); + } + + // Bind resize event + if (window.onresize == null) { + window.onresize = generateResize(); + } + if (window.onresize.add) { + window.onresize.add(function () { + __onresize.call(c3); + }); + window.onresize.add(function () { + c3.flush(); + }); + window.onresize.add(function () { + __onresized.call(c3); + }); + } + + // export element of the chart + c3.element = selectChart.node(); + } + + function generateEventRectsForSingleX(eventRectEnter) { + eventRectEnter.append("rect") + .attr("class", classEvent) + .style("cursor", __data_selection_enabled && __data_selection_grouped ? "pointer" : null) + .on('mouseover', function (d) { + var index = d.index, selectedData, newData; + + if (dragging) { return; } // do nothing if dragging + if (hasArcType(c3.data.targets)) { return; } + + selectedData = c3.data.targets.map(function (t) { + return addName(getValueOnIndex(t.values, index)); + }); + + // Sort selectedData as names order + newData = []; + Object.keys(__data_names).forEach(function (id) { + for (var j = 0; j < selectedData.length; j++) { + if (selectedData[j] && selectedData[j].id === id) { + newData.push(selectedData[j]); + selectedData.shift(j); + break; + } + } + }); + selectedData = newData.concat(selectedData); // Add remained + + // Expand shapes for selection + if (__point_focus_expand_enabled) { expandCircles(index); } + expandBars(index); + + // Call event handler + main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { + __data_onmouseover.call(c3, d); + }); + }) + .on('mouseout', function (d) { + var index = d.index; + if (hasArcType(c3.data.targets)) { return; } + hideXGridFocus(); + hideTooltip(); + // Undo expanded shapes + unexpandCircles(index); + unexpandBars(); + // Call event handler + main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { + __data_onmouseout.call(c3, d); + }); + }) + .on('mousemove', function (d) { + var selectedData, index = d.index, eventRect = svg.select('.' + CLASS.eventRect + '-' + index); + + if (dragging) { return; } // do nothing when dragging + if (hasArcType(c3.data.targets)) { return; } + + // Show tooltip + selectedData = filterTargetsToShow(c3.data.targets).map(function (t) { + return addName(getValueOnIndex(t.values, index)); + }); + + if (__tooltip_grouped) { + showTooltip(selectedData, d3.mouse(this)); + showXGridFocus(selectedData); + } + + if (__tooltip_grouped && (!__data_selection_enabled || __data_selection_grouped)) { + return; + } + + main.selectAll('.' + CLASS.shape + '-' + index) + .each(function () { + d3.select(this).classed(CLASS.EXPANDED, true); + if (__data_selection_enabled) { + eventRect.style('cursor', __data_selection_grouped ? 'pointer' : null); + } + if (!__tooltip_grouped) { + hideXGridFocus(); + hideTooltip(); + if (!__data_selection_grouped) { + unexpandCircles(index); + unexpandBars(); + } + } + }) + .filter(function (d) { + if (this.nodeName === 'circle') { + return isWithinCircle(this, pointSelectR(d)); + } + else if (this.nodeName === 'path') { + return isWithinBar(this); + } + }) + .each(function (d) { + if (__data_selection_enabled && (__data_selection_grouped || __data_selection_isselectable(d))) { + eventRect.style('cursor', 'pointer'); + } + if (!__tooltip_grouped) { + showTooltip([d], d3.mouse(this)); + showXGridFocus([d]); + if (__point_focus_expand_enabled) { expandCircles(index, d.id); } + expandBars(index, d.id); + } + }); + }) + .on('click', function (d) { + var index = d.index; + if (hasArcType(c3.data.targets)) { return; } + if (cancelClick) { + cancelClick = false; + return; + } + main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { toggleShape(this, d, index); }); + }) + .call( + d3.behavior.drag().origin(Object) + .on('drag', function () { drag(d3.mouse(this)); }) + .on('dragstart', function () { dragstart(d3.mouse(this)); }) + .on('dragend', function () { dragend(); }) + ) + .on("dblclick.zoom", null); + } + + function generateEventRectsForMultipleXs(eventRectEnter) { + eventRectEnter.append('rect') + .attr('x', 0) + .attr('y', 0) + .attr('width', width) + .attr('height', height) + .attr('class', CLASS.eventRect) + .on('mouseout', function () { + if (hasArcType(c3.data.targets)) { return; } + hideXGridFocus(); + hideTooltip(); + unexpandCircles(); + }) + .on('mousemove', function () { + var targetsToShow = filterTargetsToShow(c3.data.targets); + var mouse, closest, sameXData, selectedData; + + if (dragging) { return; } // do nothing when dragging + if (hasArcType(targetsToShow)) { return; } + + mouse = d3.mouse(this); + closest = findClosestFromTargets(targetsToShow, mouse); + + if (! closest) { return; } + + if (isScatterType(closest)) { + sameXData = [closest]; + } else { + sameXData = filterSameX(targetsToShow, closest.x); + } + + // show tooltip when cursor is close to some point + selectedData = sameXData.map(function (d) { + return addName(d); + }); + showTooltip(selectedData, mouse); + + // expand points + if (__point_focus_expand_enabled) { + unexpandCircles(); + expandCircles(closest.index, closest.id); + } + + // Show xgrid focus line + showXGridFocus(selectedData); + + // Show cursor as pointer if point is close to mouse position + if (dist(closest, mouse) < 100) { + svg.select('.' + CLASS.eventRect).style('cursor', 'pointer'); + if (!mouseover) { + __data_onmouseover.call(c3, closest); + mouseover = true; + } + } else { + svg.select('.' + CLASS.eventRect).style('cursor', null); + __data_onmouseout.call(c3, closest); + mouseover = false; + } + }) + .on('click', function () { + var targetsToShow = filterTargetsToShow(c3.data.targets); + var mouse, closest; + + if (hasArcType(targetsToShow)) { return; } + + mouse = d3.mouse(this); + closest = findClosestFromTargets(targetsToShow, mouse); + + if (! closest) { return; } + + // select if selection enabled + if (dist(closest, mouse) < 100) { + main.select('.' + CLASS.circles + '-' + getTargetSelectorSuffix(closest.id)).select('.' + CLASS.circle + '-' + closest.index).each(function () { + toggleShape(this, closest, closest.index); + }); + } + }) + .call( + d3.behavior.drag().origin(Object) + .on('drag', function () { drag(d3.mouse(this)); }) + .on('dragstart', function () { dragstart(d3.mouse(this)); }) + .on('dragend', function () { dragend(); }) + ) + .on("dblclick.zoom", null); + } + + function toggleShape(that, d, i) { + var shape = d3.select(that), isSelected = shape.classed(CLASS.SELECTED), isWithin, toggle; + if (that.nodeName === 'circle') { + isWithin = isWithinCircle(that, pointSelectR(d) * 1.5); + toggle = togglePoint; + } + else if (that.nodeName === 'path') { + if (shape.classed(CLASS.bar)) { + isWithin = isWithinBar(that); + toggle = toggleBar; + } else { // would be arc + isWithin = true; + toggle = toggleArc; + } + } + if (__data_selection_grouped || isWithin) { + if (__data_selection_enabled && __data_selection_isselectable(d)) { + if (!__data_selection_multiple) { + main.selectAll('.' + CLASS.shapes + (__data_selection_grouped ? getTargetSelectorSuffix(d.id) : "")).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this); + if (shape.classed(CLASS.SELECTED)) { toggle(false, shape.classed(CLASS.SELECTED, false), d, i); } + }); + } + shape.classed(CLASS.SELECTED, !isSelected); + toggle(!isSelected, shape, d, i); + } + __data_onclick.call(c3, d, that); + } + } + + function drag(mouse) { + var sx, sy, mx, my, minX, maxX, minY, maxY; + + if (hasArcType(c3.data.targets)) { return; } + if (! __data_selection_enabled) { return; } // do nothing if not selectable + if (__zoom_enabled && ! zoom.altDomain) { return; } // skip if zoomable because of conflict drag dehavior + if (!__data_selection_multiple) { return; } // skip when single selection because drag is used for multiple selection + + sx = dragStart[0]; + sy = dragStart[1]; + mx = mouse[0]; + my = mouse[1]; + minX = Math.min(sx, mx); + maxX = Math.max(sx, mx); + minY = (__data_selection_grouped) ? margin.top : Math.min(sy, my); + maxY = (__data_selection_grouped) ? height : Math.max(sy, my); + + main.select('.' + CLASS.dragarea) + .attr('x', minX) + .attr('y', minY) + .attr('width', maxX - minX) + .attr('height', maxY - minY); + // TODO: binary search when multiple xs + main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape) + .filter(function (d) { return __data_selection_isselectable(d); }) + .each(function (d, i) { + var shape = d3.select(this), + isSelected = shape.classed(CLASS.SELECTED), + isIncluded = shape.classed(CLASS.INCLUDED), + _x, _y, _w, _h, toggle, isWithin = false, box; + if (shape.classed(CLASS.circle)) { + _x = shape.attr("cx") * 1; + _y = shape.attr("cy") * 1; + toggle = togglePoint; + isWithin = minX < _x && _x < maxX && minY < _y && _y < maxY; + } + else if (shape.classed(CLASS.bar)) { + box = getPathBox(this); + _x = box.x; + _y = box.y; + _w = box.width; + _h = box.height; + toggle = toggleBar; + isWithin = !(maxX < _x || _x + _w < minX) && !(maxY < _y || _y + _h < minY); + } else { + // line/area selection not supported yet + return; + } + if (isWithin ^ isIncluded) { + shape.classed(CLASS.INCLUDED, !isIncluded); + // TODO: included/unincluded callback here + shape.classed(CLASS.SELECTED, !isSelected); + toggle(!isSelected, shape, d, i); + } + }); + } + + function dragstart(mouse) { + if (hasArcType(c3.data.targets)) { return; } + if (! __data_selection_enabled) { return; } // do nothing if not selectable + dragStart = mouse; + main.select('.' + CLASS.chart).append('rect') + .attr('class', CLASS.dragarea) + .style('opacity', 0.1); + dragging = true; + __data_ondragstart.call(c3); + } + + function dragend() { + if (hasArcType(c3.data.targets)) { return; } + if (! __data_selection_enabled) { return; } // do nothing if not selectable + main.select('.' + CLASS.dragarea) + .transition().duration(100) + .style('opacity', 0) + .remove(); + main.selectAll('.' + CLASS.shape) + .classed(CLASS.INCLUDED, false); + dragging = false; + __data_ondragend.call(c3); + } + + function smoothLines(el, type) { + if (type === 'grid') { + el.each(function () { + var g = d3.select(this), + x1 = g.attr('x1'), + x2 = g.attr('x2'), + y1 = g.attr('y1'), + y2 = g.attr('y2'); + g.attr({ + 'x1': Math.ceil(x1), + 'x2': Math.ceil(x2), + 'y1': Math.ceil(y1), + 'y2': Math.ceil(y2), + }); + }); + } + } + + function redraw(options, transitions) { + var xgrid, xgridAttr, xgridData, xgridLines, xgridLine, ygrid, ygridLines, ygridLine, flushXGrid; + var mainLine, mainArea, mainCircle, mainBar, mainArc, mainRegion, mainText, contextLine, contextArea, contextBar, eventRect, eventRectUpdate; + var areaIndices = getShapeIndices(isAreaType), barIndices = getShapeIndices(isBarType), lineIndices = getShapeIndices(isLineType), maxDataCountTarget, tickOffset; + var rectX, rectW; + var withY, withSubchart, withTransition, withTransitionForExit, withTransitionForAxis, withTransform, withUpdateXDomain, withUpdateOrgXDomain, withLegend; + var hideAxis = hasArcType(c3.data.targets); + var drawArea, drawAreaOnSub, drawBar, drawBarOnSub, drawLine, drawLineOnSub, xForText, yForText; + var duration, durationForExit, durationForAxis, waitForDraw; + var targetsToShow = filterTargetsToShow(c3.data.targets), tickValues, i, intervalForCulling; + + xgrid = xgridLines = mainCircle = mainText = getEmptySelection(); + + options = options || {}; + withY = getOption(options, "withY", true); + withSubchart = getOption(options, "withSubchart", true); + withTransition = getOption(options, "withTransition", true); + withTransform = getOption(options, "withTransform", false); + withUpdateXDomain = getOption(options, "withUpdateXDomain", false); + withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", false); + withLegend = getOption(options, "withLegend", false); + withTransitionForExit = getOption(options, "withTransitionForExit", withTransition); + withTransitionForAxis = getOption(options, "withTransitionForAxis", withTransition); + + duration = withTransition ? __transition_duration : 0; + durationForExit = withTransitionForExit ? duration : 0; + durationForAxis = withTransitionForAxis ? duration : 0; + + transitions = transitions || generateAxisTransitions(durationForAxis); + + // update legend and transform each g + if (withLegend && __legend_show) { + updateLegend(mapToIds(c3.data.targets), options, transitions); + } + + // MEMO: needed for grids calculation + if (isCategorized && targetsToShow.length === 0) { + x.domain([0, axes.x.selectAll('.tick').size()]); + } + + if (targetsToShow.length) { + updateXDomain(targetsToShow, withUpdateXDomain, withUpdateOrgXDomain); + // update axis tick values according to options + if (!__axis_x_tick_values && (__axis_x_tick_fit || __axis_x_tick_count)) { + tickValues = generateTickValues(mapTargetsToUniqueXs(targetsToShow), __axis_x_tick_count); + xAxis.tickValues(tickValues); + subXAxis.tickValues(tickValues); + } + } else { + xAxis.tickValues([]); + subXAxis.tickValues([]); + } + + y.domain(getYDomain(targetsToShow, 'y')); + y2.domain(getYDomain(targetsToShow, 'y2')); + + // axes + axes.x.style("opacity", hideAxis ? 0 : 1); + axes.y.style("opacity", hideAxis ? 0 : 1); + axes.y2.style("opacity", hideAxis ? 0 : 1); + axes.subx.style("opacity", hideAxis ? 0 : 1); + transitions.axisX.call(xAxis); + transitions.axisY.call(yAxis); + transitions.axisY2.call(y2Axis); + transitions.axisSubX.call(subXAxis); + + // Update axis label + updateAxisLabels(withTransition); + + // show/hide if manual culling needed + if (withUpdateXDomain && targetsToShow.length) { + if (__axis_x_tick_culling && tickValues) { + for (i = 1; i < tickValues.length; i++) { + if (tickValues.length / i < __axis_x_tick_culling_max) { + intervalForCulling = i; + break; + } + } + svg.selectAll('.' + CLASS.axisX + ' .tick text').each(function (e) { + var index = tickValues.indexOf(e); + if (index >= 0) { + d3.select(this).style('display', index % intervalForCulling ? 'none' : 'block'); + } + }); + } else { + svg.selectAll('.' + CLASS.axisX + ' .tick text').style('display', 'block'); + } + } + + // rotate tick text if needed + if (!__axis_rotated && __axis_x_tick_rotate) { + rotateTickText(axes.x, transitions.axisX, __axis_x_tick_rotate); + } + + // setup drawer - MEMO: these must be called after axis updated + drawArea = generateDrawArea(areaIndices, false); + drawBar = generateDrawBar(barIndices); + drawLine = generateDrawLine(lineIndices, false); + xForText = generateXYForText(barIndices, true); + yForText = generateXYForText(barIndices, false); + + // Update sub domain + subY.domain(y.domain()); + subY2.domain(y2.domain()); + + // tooltip + tooltip.style("display", "none"); + + // xgrid focus + updateXgridFocus(); + + // Data empty label positioning and text. + main.select("text." + CLASS.text + '.' + CLASS.empty) + .attr("x", width / 2) + .attr("y", height / 2) + .text(__data_empty_label_text) + .transition() + .style('opacity', targetsToShow.length ? 0 : 1); + + // grid + main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); + if (__grid_x_show) { + xgridAttr = __axis_rotated ? { + 'x1': 0, + 'x2': width, + 'y1': function (d) { return x(d) - tickOffset; }, + 'y2': function (d) { return x(d) - tickOffset; } + } : { + 'x1': function (d) { return x(d) + tickOffset; }, + 'x2': function (d) { return x(d) + tickOffset; }, + 'y1': 0, + 'y2': height + }; + // this is used to flow + flushXGrid = function (withoutUpdate) { + xgridData = generateGridData(__grid_x_type, x); + tickOffset = isCategorized ? xAxis.tickOffset() : 0; + xgrid = main.select('.' + CLASS.xgrids).selectAll('.' + CLASS.xgrid) + .data(xgridData); + xgrid.enter().append('line').attr("class", CLASS.xgrid); + if (!withoutUpdate) { + xgrid.attr(xgridAttr) + .style("opacity", function () { return +d3.select(this).attr(__axis_rotated ? 'y1' : 'x1') === (__axis_rotated ? height : 0) ? 0 : 1; }); + } + xgrid.exit().remove(); + }; + flushXGrid(); + } + xgridLines = main.select('.' + CLASS.xgridLines).selectAll('.' + CLASS.xgridLine) + .data(__grid_x_lines); + // enter + xgridLine = xgridLines.enter().append('g') + .attr("class", function (d) { return CLASS.xgridLine + (d.class ? ' ' + d.class : ''); }); + xgridLine.append('line') + .style("opacity", 0); + xgridLine.append('text') + .attr("text-anchor", "end") + .attr("transform", __axis_rotated ? "" : "rotate(-90)") + .attr('dx', __axis_rotated ? 0 : -margin.top) + .attr('dy', -5) + .style("opacity", 0); + // udpate + // done in d3.transition() of the end of this function + // exit + xgridLines.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); + // Y-Grid + if (withY && __grid_y_show) { + ygrid = main.select('.' + CLASS.ygrids).selectAll('.' + CLASS.ygrid) + .data(y.ticks(__grid_y_ticks)); + ygrid.enter().append('line') + .attr('class', CLASS.ygrid); + ygrid.attr("x1", __axis_rotated ? y : 0) + .attr("x2", __axis_rotated ? y : width) + .attr("y1", __axis_rotated ? 0 : y) + .attr("y2", __axis_rotated ? height : y); + ygrid.exit().remove(); + smoothLines(ygrid, 'grid'); + } + if (withY) { + ygridLines = main.select('.' + CLASS.ygridLines).selectAll('.' + CLASS.ygridLine) + .data(__grid_y_lines); + // enter + ygridLine = ygridLines.enter().append('g') + .attr("class", function (d) { return CLASS.ygridLine + (d.class ? ' ' + d.class : ''); }); + ygridLine.append('line') + .style("opacity", 0); + ygridLine.append('text') + .attr("text-anchor", "end") + .attr("transform", __axis_rotated ? "rotate(-90)" : "") + .attr('dx', __axis_rotated ? 0 : -margin.top) + .attr('dy', -5) + .style("opacity", 0); + // update + ygridLines.select('line') + .transition().duration(duration) + .attr("x1", __axis_rotated ? yv : 0) + .attr("x2", __axis_rotated ? yv : width) + .attr("y1", __axis_rotated ? 0 : yv) + .attr("y2", __axis_rotated ? height : yv) + .style("opacity", 1); + ygridLines.select('text') + .transition().duration(duration) + .attr("x", __axis_rotated ? 0 : width) + .attr("y", yv) + .text(function (d) { return d.text; }) + .style("opacity", 1); + // exit + ygridLines.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); + } + + // rect for regions + mainRegion = main.select('.' + CLASS.regions).selectAll('.' + CLASS.region) + .data(__regions); + mainRegion.enter().append('g') + .attr('class', classRegion) + .append('rect') + .style("fill-opacity", 0); + mainRegion.exit().transition().duration(duration) + .style("opacity", 0) + .remove(); + + // bars + mainBar = main.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) + .data(barData); + mainBar.enter().append('path') + .attr("class", classBar) + .style("stroke", function (d) { return color(d.id); }) + .style("fill", function (d) { return color(d.id); }); + mainBar + .style("opacity", initialOpacity); + mainBar.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + + // lines, areas and cricles + mainLine = main.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) + .data(lineData); + mainLine.enter().append('path') + .attr('class', classLine) + .style("stroke", color); + mainLine + .style("opacity", initialOpacity) + .attr('transform', null); + mainLine.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + + mainArea = main.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) + .data(lineData); + mainArea.enter().append('path') + .attr("class", classArea) + .style("fill", color) + .style("opacity", function () { orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); + mainArea + .style("opacity", orgAreaOpacity); + mainArea.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + + if (__point_show) { + mainCircle = main.selectAll('.' + CLASS.circles).selectAll('.' + CLASS.circle) + .data(lineOrScatterData); + mainCircle.enter().append("circle") + .attr("class", classCircle) + .attr("r", pointR) + .style("fill", color); + mainCircle + .style("opacity", initialOpacity); + mainCircle.exit().remove(); + } + + if (hasDataLabel()) { + mainText = main.selectAll('.' + CLASS.texts).selectAll('.' + CLASS.text) + .data(barOrLineData); + mainText.enter().append('text') + .attr("class", classText) + .attr('text-anchor', function (d) { return __axis_rotated ? (d.value < 0 ? 'end' : 'start') : 'middle'; }) + .style("stroke", 'none') + .style("fill", color) + .style("fill-opacity", 0); + mainText + .text(function (d) { return formatByAxisId(getAxisId(d.id))(d.value, d.id); }); + mainText.exit() + .transition().duration(durationForExit) + .style('fill-opacity', 0) + .remove(); + } + + // arc + mainArc = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arc) + .data(arcData); + mainArc.enter().append('path') + .attr("class", classArc) + .style("fill", function (d) { return color(d.data); }) + .style("cursor", function (d) { return __data_selection_isselectable(d) ? "pointer" : null; }) + .style("opacity", 0) + .each(function (d) { + if (isGaugeType(d.data)) { + d.startAngle = d.endAngle = -1 * (Math.PI / 2); + } + this._current = d; + }) + .on('mouseover', function (d) { + var updated, arcData; + if (transiting) { // skip while transiting + return; + } + updated = updateAngle(d); + arcData = convertToArcData(updated); + // transitions + expandArc(updated.data.id); + toggleFocusLegend(updated.data.id, true); + __data_onmouseover.call(c3, arcData, this); + }) + .on('mousemove', function (d) { + var updated = updateAngle(d), arcData = convertToArcData(updated), selectedData = [arcData]; + showTooltip(selectedData, d3.mouse(this)); + }) + .on('mouseout', function (d) { + var updated, arcData; + if (transiting) { // skip while transiting + return; + } + updated = updateAngle(d); + arcData = convertToArcData(updated); + // transitions + unexpandArc(updated.data.id); + revertLegend(); + hideTooltip(); + __data_onmouseout.call(c3, arcData, this); + }) + .on('click', function (d, i) { + var updated = updateAngle(d), arcData = convertToArcData(updated); + toggleShape(this, arcData, i); // onclick called in toogleShape() + }); + mainArc + .attr("transform", function (d) { return !isGaugeType(d.data) && withTransform ? "scale(0)" : ""; }) + .style("opacity", function (d) { return d === this._current ? 0 : 1; }) + .each(function () { transiting = true; }) + .transition().duration(duration) + .attrTween("d", function (d) { + var updated = updateAngle(d), interpolate; + + if (! updated) { + return function () { return "M 0 0"; }; + } +/* + if (this._current === d) { + this._current = { + startAngle: Math.PI*2, + endAngle: Math.PI*2, + }; + } +*/ + if (isNaN(this._current.endAngle)) { + this._current.endAngle = this._current.startAngle; + } + interpolate = d3.interpolate(this._current, updated); + this._current = interpolate(0); + return function (t) { return getArc(interpolate(t), true); }; + }) + .attr("transform", withTransform ? "scale(1)" : "") + .style("fill", function (d) { + return levelColor ? levelColor(d.data.values[0].value) : color(d.data.id); + }) // Where gauge reading color would receive customization. + .style("opacity", 1) + .call(endall, function () { + transiting = false; + }); + mainArc.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + main.selectAll('.' + CLASS.chartArc).select('text') + .style("opacity", 0) + .attr('class', function (d) { return isGaugeType(d.data) ? CLASS.gaugeValue : ''; }) + .text(textForArcLabel) + .attr("transform", transformForArcLabel) + .transition().duration(duration) + .style("opacity", function (d) { return isTargetToShow(d.data.id) && isArcType(d.data) ? 1 : 0; }); + main.select('.' + CLASS.chartArcsTitle) + .style("opacity", hasDonutType(c3.data.targets) || hasGaugeType(c3.data.targets) ? 1 : 0); + + // subchart + if (__subchart_show) { + // reflect main chart to extent on subchart if zoomed + if (d3.event && d3.event.type === 'zoom') { + brush.extent(x.orgDomain()).update(); + } + // update subchart elements if needed + if (withSubchart) { + + // rotate tick text if needed + if (!__axis_rotated && __axis_x_tick_rotate) { + rotateTickText(axes.subx, transitions.axisSubX, __axis_x_tick_rotate); + } + + // extent rect + if (!brush.empty()) { + brush.extent(x.orgDomain()).update(); + } + // setup drawer - MEMO: this must be called after axis updated + drawAreaOnSub = generateDrawArea(areaIndices, true); + drawBarOnSub = generateDrawBar(barIndices, true); + drawLineOnSub = generateDrawLine(lineIndices, true); + // bars + contextBar = context.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) + .data(barData); + contextBar.enter().append('path') + .attr("class", classBar) + .style("stroke", 'none') + .style("fill", color); + contextBar + .style("opacity", initialOpacity) + .transition().duration(duration) + .attr('d', drawBarOnSub) + .style('opacity', 1); + contextBar.exit().transition().duration(duration) + .style('opacity', 0) + .remove(); + // lines + contextLine = context.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) + .data(lineData); + contextLine.enter().append('path') + .attr('class', classLine) + .style('stroke', color); + contextLine + .style("opacity", initialOpacity) + .transition().duration(duration) + .attr("d", drawLineOnSub) + .style('opacity', 1); + contextLine.exit().transition().duration(duration) + .style('opacity', 0) + .remove(); + // area + contextArea = context.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) + .data(lineData); + contextArea.enter().append('path') + .attr("class", classArea) + .style("fill", color) + .style("opacity", function () { orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); + contextArea + .style("opacity", 0) + .transition().duration(duration) + .attr("d", drawAreaOnSub) + .style("fill", color) + .style("opacity", orgAreaOpacity); + contextArea.exit().transition().duration(durationForExit) + .style('opacity', 0) + .remove(); + } + } + + // circles for select + main.selectAll('.' + CLASS.selectedCircles) + .filter(function (d) { return isBarType(d); }) + .selectAll('circle') + .remove(); + + if (__interaction_enabled) { + // rect for mouseover + eventRect = main.select('.' + CLASS.eventRects) + .style('cursor', __zoom_enabled ? __axis_rotated ? 'ns-resize' : 'ew-resize' : null); + if (notEmpty(__data_xs) && !isSingleX(__data_xs)) { + + if (!eventRect.classed(CLASS.eventRectsMultiple)) { + eventRect.classed(CLASS.eventRectsMultiple, true).classed(CLASS.eventRectsSingle, false) + .selectAll('.' + CLASS.eventRect).remove(); + } + + eventRectUpdate = main.select('.' + CLASS.eventRects).selectAll('.' + CLASS.eventRect) + .data([0]); + // enter : only one rect will be added + generateEventRectsForMultipleXs(eventRectUpdate.enter()); + // update + eventRectUpdate + .attr('x', 0) + .attr('y', 0) + .attr('width', width) + .attr('height', height); + // exit : not needed because always only one rect exists + } else { + + if (!eventRect.classed(CLASS.eventRectsSingle)) { + eventRect.classed(CLASS.eventRectsMultiple, false).classed(CLASS.eventRectsSingle, true) + .selectAll('.' + CLASS.eventRect).remove(); + } + + if ((isCustomX() || isTimeSeries) && !isCategorized) { + rectW = function (d) { + var prevX = getPrevX(d.index), nextX = getNextX(d.index), dx = c3.data.xs[d.id][d.index], + w = (x(nextX ? nextX : dx) - x(prevX ? prevX : dx)) / 2; + return w < 0 ? 0 : w; + }; + rectX = function (d) { + var prevX = getPrevX(d.index), dx = c3.data.xs[d.id][d.index]; + return (x(dx) + x(prevX ? prevX : dx)) / 2; + }; + } else { + rectW = getEventRectWidth(); + rectX = function (d) { + return x(d.x) - (rectW / 2); + }; + } + // Set data + maxDataCountTarget = getMaxDataCountTarget(c3.data.targets); + main.select('.' + CLASS.eventRects) + .datum(maxDataCountTarget ? maxDataCountTarget.values : []); + // Update rects + eventRectUpdate = main.select('.' + CLASS.eventRects).selectAll('.' + CLASS.eventRect) + .data(function (d) { return d; }); + // enter + generateEventRectsForSingleX(eventRectUpdate.enter()); + // update + eventRectUpdate + .attr('class', classEvent) + .attr("x", __axis_rotated ? 0 : rectX) + .attr("y", __axis_rotated ? rectX : 0) + .attr("width", __axis_rotated ? width : rectW) + .attr("height", __axis_rotated ? rectW : height); + // exit + eventRectUpdate.exit().remove(); + } + } + + // transition should be derived from one transition + d3.transition().duration(duration).each(function () { + var transitions = []; + + transitions.push(mainBar.transition() + .attr('d', drawBar) + .style("fill", color) + .style("opacity", 1)); + transitions.push(mainLine.transition() + .attr("d", drawLine) + .style("stroke", color) + .style("opacity", 1)); + transitions.push(mainArea.transition() + .attr("d", drawArea) + .style("fill", color) + .style("opacity", orgAreaOpacity)); + transitions.push(mainCircle.transition() + .style('opacity', opacityForCircle) + .style("fill", color) + .attr("cx", __axis_rotated ? circleY : circleX) + .attr("cy", __axis_rotated ? circleX : circleY)); + transitions.push(main.selectAll('.' + CLASS.selectedCircle).transition() + .attr("cx", __axis_rotated ? circleY : circleX) + .attr("cy", __axis_rotated ? circleX : circleY)); + transitions.push(mainText.transition() + .attr('x', xForText) + .attr('y', yForText) + .style("fill", color) + .style("fill-opacity", options.flow ? 0 : opacityForText)); + transitions.push(mainRegion.selectAll('rect').transition() + .attr("x", regionX) + .attr("y", regionY) + .attr("width", regionWidth) + .attr("height", regionHeight) + .style("fill-opacity", function (d) { return isValue(d.opacity) ? d.opacity : 0.1; })); + transitions.push(xgridLines.select('line').transition() + .attr("x1", __axis_rotated ? 0 : xv) + .attr("x2", __axis_rotated ? width : xv) + .attr("y1", __axis_rotated ? xv : margin.top) + .attr("y2", __axis_rotated ? xv : height) + .style("opacity", 1)); + transitions.push(xgridLines.select('text').transition() + .attr("x", __axis_rotated ? width : 0) + .attr("y", xv) + .text(function (d) { return d.text; }) + .style("opacity", 1)); + // Wait for end of transitions if called from flow API + if (options.flow) { + waitForDraw = generateWait(); + transitions.forEach(function (t) { + waitForDraw.add(t); + }); + } + }) + .call(waitForDraw ? waitForDraw : function () {}, function () { // only for flow + var translateX, scaleX = 1, transform, + flowIndex = options.flow.index, + flowLength = options.flow.length, + flowStart = getValueOnIndex(c3.data.targets[0].values, flowIndex), + flowEnd = getValueOnIndex(c3.data.targets[0].values, flowIndex + flowLength), + orgDomain = x.domain(), domain, + durationForFlow = options.flow.duration || duration, + done = options.flow.done || function () {}, + wait = generateWait(); + + // remove head data after rendered + c3.data.targets.forEach(function (d) { + d.values.splice(0, flowLength); + }); + + // update x domain to generate axis elements for flow + domain = updateXDomain(targetsToShow, true, true); + // update elements related to x scale + if (flushXGrid) { flushXGrid(true); } + + // generate transform to flow + if (!options.flow.orgDataCount) { // if empty + if (c3.data.targets[0].values.length !== 1) { + translateX = x(orgDomain[0]) - x(domain[0]); + } else { + if (isTimeSeries) { + flowStart = getValueOnIndex(c3.data.targets[0].values, 0); + flowEnd = getValueOnIndex(c3.data.targets[0].values, c3.data.targets[0].values.length - 1); + translateX = x(flowStart.x) - x(flowEnd.x); + } else { + translateX = diffDomain(domain) / 2; + } + } + } else if (options.flow.orgDataCount === 1 || flowStart.x === flowEnd.x) { + translateX = x(orgDomain[0]) - x(domain[0]); + } else { + if (isTimeSeries) { + translateX = (x(orgDomain[0]) - x(domain[0])); + } else { + translateX = (x(flowStart.x) - x(flowEnd.x)); + } + } + scaleX = (diffDomain(orgDomain) / diffDomain(domain)); + transform = 'translate(' + translateX + ',0) scale(' + scaleX + ',1)'; + + d3.transition().ease('linear').duration(durationForFlow).each(function () { + wait.add(axes.x.transition().call(xAxis)); + wait.add(mainBar.transition().attr('transform', transform)); + wait.add(mainLine.transition().attr('transform', transform)); + wait.add(mainArea.transition().attr('transform', transform)); + wait.add(mainCircle.transition().attr('transform', transform)); + wait.add(mainText.transition().attr('transform', transform)); + wait.add(mainRegion.filter(isRegionOnX).transition().attr('transform', transform)); + wait.add(xgrid.transition().attr('transform', transform)); + wait.add(xgridLines.transition().attr('transform', transform)); + }) + .call(wait, function () { + var i, shapes = [], texts = [], eventRects = []; + + // remove flowed elements + if (flowLength) { + for (i = 0; i < flowLength; i++) { + shapes.push('.' + CLASS.shape + '-' + (flowIndex + i)); + texts.push('.' + CLASS.text + '-' + (flowIndex + i)); + eventRects.push('.' + CLASS.eventRect + '-' + (flowIndex + i)); + } + svg.selectAll('.' + CLASS.shapes).selectAll(shapes).remove(); + svg.selectAll('.' + CLASS.texts).selectAll(texts).remove(); + svg.selectAll('.' + CLASS.eventRects).selectAll(eventRects).remove(); + svg.select('.' + CLASS.xgrid).remove(); + } + + // draw again for removing flowed elements and reverting attr + xgrid + .attr('transform', null) + .attr(xgridAttr); + xgridLines + .attr('transform', null); + xgridLines.select('line') + .attr("x1", __axis_rotated ? 0 : xv) + .attr("x2", __axis_rotated ? width : xv); + xgridLines.select('text') + .attr("x", __axis_rotated ? width : 0) + .attr("y", xv); + mainBar + .attr('transform', null) + .attr("d", drawBar); + mainLine + .attr('transform', null) + .attr("d", drawLine); + mainArea + .attr('transform', null) + .attr("d", drawArea); + mainCircle + .attr('transform', null) + .attr("cx", __axis_rotated ? circleY : circleX) + .attr("cy", __axis_rotated ? circleX : circleY); + mainText + .attr('transform', null) + .attr('x', xForText) + .attr('y', yForText) + .style('fill-opacity', opacityForText); + mainRegion + .attr('transform', null); + mainRegion.select('rect').filter(isRegionOnX) + .attr("x", regionX) + .attr("width", regionWidth); + eventRectUpdate + .attr("x", __axis_rotated ? 0 : rectX) + .attr("y", __axis_rotated ? rectX : 0) + .attr("width", __axis_rotated ? width : rectW) + .attr("height", __axis_rotated ? rectW : height); + + // callback for end of flow + done(); + }); + }); + + // update fadein condition + mapToIds(c3.data.targets).forEach(function (id) { + withoutFadeIn[id] = true; + }); + + updateZoom(); + } + function redrawForBrush() { + redraw({ + withTransition: false, + withY: false, + withSubchart: false, + withUpdateXDomain: true + }); + __subchart_onbrush.call(c3, x.orgDomain()); + } + function redrawForZoom() { + if (!__zoom_enabled) { + return; + } + if (filterTargetsToShow(c3.data.targets).length === 0) { + return; + } + if (d3.event.sourceEvent.type === 'mousemove' && zoom.altDomain) { + x.domain(zoom.altDomain); + zoom.scale(x).updateScaleExtent(); + return; + } + if (isCategorized && x.orgDomain()[0] === orgXDomain[0]) { + x.domain([orgXDomain[0] - 1e-10, x.orgDomain()[1]]); + } + redraw({ + withTransition: false, + withY: false, + withSubchart: false + }); + if (d3.event.sourceEvent.type === 'mousemove') { + cancelClick = true; + } + __zoom_onzoom.call(c3, x.orgDomain()); + } + + function generateResize() { + var resizeFunctions = []; + function callResizeFunctions() { + resizeFunctions.forEach(function (f) { + f(); + }); + } + callResizeFunctions.add = function (f) { + resizeFunctions.push(f); + }; + return callResizeFunctions; + } + + function updateSvgSize() { + svg.attr('width', currentWidth).attr('height', currentHeight); + svg.select('#' + clipId).select('rect') + .attr('width', width) + .attr('height', height); + svg.select('#' + clipIdForXAxis).select('rect') + .attr('x', getXAxisClipX) + .attr('y', getXAxisClipY) + .attr('width', getXAxisClipWidth) + .attr('height', getXAxisClipHeight); + svg.select('#' + clipIdForYAxis).select('rect') + .attr('x', getYAxisClipX) + .attr('y', getYAxisClipY) + .attr('width', getYAxisClipWidth) + .attr('height', getYAxisClipHeight); + svg.select('.' + CLASS.zoomRect) + .attr('width', width) + .attr('height', height); + // MEMO: parent div's height will be bigger than svg when + selectChart.style('max-height', currentHeight + "px"); + } + + function generateAxisTransitions(duration) { + return { + axisX: duration ? axes.x.transition().duration(duration) : axes.x, + axisY: duration ? axes.y.transition().duration(duration) : axes.y, + axisY2: duration ? axes.y2.transition().duration(duration) : axes.y2, + axisSubX: duration ? axes.subx.transition().duration(duration) : axes.subx, + }; + } + + function updateAndRedraw(options) { + var transitions; + options = options || {}; + // same with redraw + options.withTransition = getOption(options, "withTransition", true); + options.withTransform = getOption(options, "withTransform", false); + options.withLegend = getOption(options, "withLegend", false); + // NOT same with redraw + options.withUpdateXDomain = true; + options.withUpdateOrgXDomain = true; + options.withTransitionForExit = false; + options.withTransitionForTransform = getOption(options, "withTransitionForTransform", options.withTransition); + // MEMO: this needs to be called before updateLegend and it means this ALWAYS needs to be called) + updateSizes(); + // MEMO: called in updateLegend in redraw if withLegend + if (!(options.withLegend && __legend_show)) { + transitions = generateAxisTransitions(options.withTransitionForAxis ? __transition_duration : 0); + // Update scales + updateScales(); + updateSvgSize(); + // Update g positions + transformAll(options.withTransitionForTransform, transitions); + } + // Draw with new sizes & scales + redraw(options, transitions); + } + + function updateTargets(targets) { + var mainLineEnter, mainLineUpdate, mainBarEnter, mainBarUpdate, mainPieEnter, mainPieUpdate, mainTextUpdate, mainTextEnter; + var contextLineEnter, contextLineUpdate, contextBarEnter, contextBarUpdate; + + /*-- Main --*/ + + //-- Text --// + mainTextUpdate = main.select('.' + CLASS.chartTexts).selectAll('.' + CLASS.chartText) + .data(targets) + .attr('class', classChartText); + mainTextEnter = mainTextUpdate.enter().append('g') + .attr('class', classChartText) + .style('opacity', 0) + .style("pointer-events", "none"); + mainTextEnter.append('g') + .attr('class', classTexts); + + //-- Bar --// + mainBarUpdate = main.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) + .data(targets) + .attr('class', classChartBar); + mainBarEnter = mainBarUpdate.enter().append('g') + .attr('class', classChartBar) + .style('opacity', 0) + .style("pointer-events", "none"); + // Bars for each data + mainBarEnter.append('g') + .attr("class", classBars) + .style("cursor", function (d) { return __data_selection_isselectable(d) ? "pointer" : null; }); + + //-- Line --// + mainLineUpdate = main.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) + .data(targets) + .attr('class', classChartLine); + mainLineEnter = mainLineUpdate.enter().append('g') + .attr('class', classChartLine) + .style('opacity', 0) + .style("pointer-events", "none"); + // Lines for each data + mainLineEnter.append('g') + .attr("class", classLines); + // Areas + mainLineEnter.append('g') + .attr('class', classAreas); + // Circles for each data point on lines + mainLineEnter.append('g') + .attr("class", function (d) { return generateClass(CLASS.selectedCircles, d.id); }); + mainLineEnter.append('g') + .attr("class", classCircles) + .style("cursor", function (d) { return __data_selection_isselectable(d) ? "pointer" : null; }); + // Update date for selected circles + targets.forEach(function (t) { + main.selectAll('.' + CLASS.selectedCircles + getTargetSelectorSuffix(t.id)).selectAll('.' + CLASS.selectedCircle).each(function (d) { + d.value = t.values[d.index].value; + }); + }); + // MEMO: can not keep same color... + //mainLineUpdate.exit().remove(); + + //-- Pie --// + mainPieUpdate = main.select('.' + CLASS.chartArcs).selectAll('.' + CLASS.chartArc) + .data(pie(targets)) + .attr("class", classChartArc); + mainPieEnter = mainPieUpdate.enter().append("g") + .attr("class", classChartArc); + mainPieEnter.append('g') + .attr('class', classArcs); + mainPieEnter.append("text") + .attr("dy", hasGaugeType(c3.data.targets) ? "-0.35em" : ".35em") + .style("opacity", 0) + .style("text-anchor", "middle") + .style("pointer-events", "none"); + // MEMO: can not keep same color..., but not bad to update color in redraw + //mainPieUpdate.exit().remove(); + + /*-- Context --*/ + + if (__subchart_show) { + + contextBarUpdate = context.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) + .data(targets) + .attr('class', classChartBar); + contextBarEnter = contextBarUpdate.enter().append('g') + .style('opacity', 0) + .attr('class', classChartBar); + // Bars for each data + contextBarEnter.append('g') + .attr("class", classBars); + + //-- Line --// + contextLineUpdate = context.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) + .data(targets) + .attr('class', classChartLine); + contextLineEnter = contextLineUpdate.enter().append('g') + .style('opacity', 0) + .attr('class', classChartLine); + // Lines for each data + contextLineEnter.append("g") + .attr("class", classLines); + // Area + contextLineEnter.append("g") + .attr("class", classAreas); + } + + /*-- Show --*/ + + // Fade-in each chart + svg.selectAll('.' + CLASS.target).filter(function (d) { return isTargetToShow(d.id); }) + .transition().duration(__transition_duration) + .style("opacity", 1); + } + + function load(targets, args) { + if (targets) { + // filter loading targets if needed + if (args.filter) { + targets = targets.filter(args.filter); + } + // set type if args.types || args.type specified + if (args.type || args.types) { + targets.forEach(function (t) { + args.types ? setTargetType(t.id, args.types[t.id]) : setTargetType(t.id, args.type); + }); + } + // Update/Add data + c3.data.targets.forEach(function (d) { + for (var i = 0; i < targets.length; i++) { + if (d.id === targets[i].id) { + d.values = targets[i].values; + targets.splice(i, 1); + break; + } + } + }); + c3.data.targets = c3.data.targets.concat(targets); // add remained + } + + // Set targets + updateTargets(c3.data.targets); + + // Redraw with new targets + redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + + if (typeof args.done === 'function') { + args.done(); + } + } + function loadFromArgs(args) { + if (args.data) { + load(convertDataToTargets(args.data), args); + } + else if (args.url) { + convertUrlToData(args.url, args.mimeType, args.keys, function (data) { + load(convertDataToTargets(data), args); + }); + } + else if (args.json) { + load(convertDataToTargets(convertJsonToData(args.json, args.keys)), args); + } + else if (args.rows) { + load(convertDataToTargets(convertRowsToData(args.rows)), args); + } + else if (args.columns) { + load(convertDataToTargets(convertColumnsToData(args.columns)), args); + } + else { + load(null, args); + } + } + + function unload(targetIds, done) { + if (typeof done !== 'function') { + done = function () {}; + } + // filter existing target + targetIds = targetIds.filter(function (id) { return hasTarget(c3.data.targets, id); }); + // If no target, call done and return + if (!targetIds || targetIds.length === 0) { + done(); + return; + } + svg.selectAll(targetIds.map(function (id) { return selectorTarget(id); })) + .transition() + .style('opacity', 0) + .remove() + .call(endall, done); + targetIds.forEach(function (id) { + // Reset fadein for future load + withoutFadeIn[id] = false; + // Remove target's elements + legend.selectAll('.' + CLASS.legendItem + getTargetSelectorSuffix(id)).remove(); + // Remove target + c3.data.targets = c3.data.targets.filter(function (t) { + return t.id !== id; + }); + }); + } + + /*-- Draw Legend --*/ + + function opacityForLegend(legendItem) { + return legendItem.classed(CLASS.legendItemHidden) ? legendOpacityForHidden : 1; + } + function opacityForUnfocusedLegend(legendItem) { + return legendItem.classed(CLASS.legendItemHidden) ? legendOpacityForHidden : 0.3; + } + function toggleFocusLegend(id, focus) { + legend.selectAll('.' + CLASS.legendItem) + .transition().duration(100) + .style('opacity', function (_id) { + var This = d3.select(this); + if (id && _id !== id) { + return focus ? opacityForUnfocusedLegend(This) : opacityForLegend(This); + } else { + return focus ? opacityForLegend(This) : opacityForUnfocusedLegend(This); + } + }); + } + function revertLegend() { + legend.selectAll('.' + CLASS.legendItem) + .transition().duration(100) + .style('opacity', function () { return opacityForLegend(d3.select(this)); }); + } + function showLegend(targetIds) { + if (!__legend_show) { + __legend_show = true; + legend.style('visibility', 'visible'); + } + removeHiddenLegendIds(targetIds); + legend.selectAll(selectorLegends(targetIds)) + .style('visibility', 'visible') + .transition() + .style('opacity', function () { return opacityForLegend(d3.select(this)); }); + } + function hideLegend(targetIds) { + if (__legend_show && isEmpty(targetIds)) { + __legend_show = false; + legend.style('visibility', 'hidden'); + } + addHiddenLegendIds(targetIds); + legend.selectAll(selectorLegends(targetIds)) + .style('opacity', 0) + .style('visibility', 'hidden'); + } + + function updateLegend(targetIds, options, transitions) { + var xForLegend, xForLegendText, xForLegendRect, yForLegend, yForLegendText, yForLegendRect; + var paddingTop = 4, paddingRight = 36, maxWidth = 0, maxHeight = 0, posMin = 10; + var l, totalLength = 0, offsets = {}, widths = {}, heights = {}, margins = [0], steps = {}, step = 0; + var withTransition, withTransitionForTransform; + var hasFocused = legend.selectAll('.' + CLASS.legendItemFocused).size(); + var texts, rects, tiles; + + options = options || {}; + withTransition = getOption(options, "withTransition", true); + withTransitionForTransform = getOption(options, "withTransitionForTransform", true); + + function updatePositions(textElement, id, reset) { + var box = getTextRect(textElement.textContent, CLASS.legendItem), + itemWidth = Math.ceil((box.width + paddingRight) / 10) * 10, + itemHeight = Math.ceil((box.height + paddingTop) / 10) * 10, + itemLength = isLegendRight || isLegendInset ? itemHeight : itemWidth, + areaLength = isLegendRight || isLegendInset ? getLegendHeight() : getLegendWidth(), + margin, maxLength; + + // MEMO: care about condifion of step, totalLength + function updateValues(id, withoutStep) { + if (!withoutStep) { + margin = (areaLength - totalLength - itemLength) / 2; + if (margin < posMin) { + margin = (areaLength - itemLength) / 2; + totalLength = 0; + step++; + } + } + steps[id] = step; + margins[step] = isLegendInset ? 10 : margin; + offsets[id] = totalLength; + totalLength += itemLength; + } + + if (reset) { + totalLength = 0; + step = 0; + maxWidth = 0; + maxHeight = 0; + } + + if (__legend_show && !isLegendToShow(id)) { + widths[id] = heights[id] = steps[id] = offsets[id] = 0; + return; + } + + widths[id] = itemWidth; + heights[id] = itemHeight; + + if (!maxWidth || itemWidth >= maxWidth) { maxWidth = itemWidth; } + if (!maxHeight || itemHeight >= maxHeight) { maxHeight = itemHeight; } + maxLength = isLegendRight || isLegendInset ? maxHeight : maxWidth; + + if (__legend_equally) { + Object.keys(widths).forEach(function (id) { widths[id] = maxWidth; }); + Object.keys(heights).forEach(function (id) { heights[id] = maxHeight; }); + margin = (areaLength - maxLength * targetIds.length) / 2; + if (margin < posMin) { + totalLength = 0; + step = 0; + targetIds.forEach(function (id) { updateValues(id); }); + } + else { + updateValues(id, true); + } + } else { + updateValues(id); + } + } + + if (isLegendRight) { + xForLegend = function (id) { return maxWidth * steps[id]; }; + yForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + } else if (isLegendInset) { + xForLegend = function (id) { return maxWidth * steps[id] + 10; }; + yForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + } else { + xForLegend = function (id) { return margins[steps[id]] + offsets[id]; }; + yForLegend = function (id) { return maxHeight * steps[id]; }; + } + xForLegendText = function (id, i) { return xForLegend(id, i) + 14; }; + yForLegendText = function (id, i) { return yForLegend(id, i) + 9; }; + xForLegendRect = function (id, i) { return xForLegend(id, i) - 4; }; + yForLegendRect = function (id, i) { return yForLegend(id, i) - 7; }; + + // Define g for legend area + l = legend.selectAll('.' + CLASS.legendItem) + .data(targetIds) + .enter().append('g') + .attr('class', function (id) { return generateClass(CLASS.legendItem, id); }) + .style('visibility', function (id) { return isLegendToShow(id) ? 'visible' : 'hidden'; }) + .style('cursor', 'pointer') + .on('click', function (id) { + typeof __legend_item_onclick === 'function' ? __legend_item_onclick.call(c3, id) : c3.toggle(id); + }) + .on('mouseover', function (id) { + d3.select(this).classed(CLASS.legendItemFocused, true); + if (!transiting) { + c3.focus(id); + } + if (typeof __legend_item_onmouseover === 'function') { + __legend_item_onmouseover.call(c3, id); + } + }) + .on('mouseout', function (id) { + d3.select(this).classed(CLASS.legendItemFocused, false); + if (!transiting) { + c3.revert(); + } + if (typeof __legend_item_onmouseout === 'function') { + __legend_item_onmouseout.call(c3, id); + } + }); + l.append('text') + .text(function (id) { return isDefined(__data_names[id]) ? __data_names[id] : id; }) + .each(function (id, i) { updatePositions(this, id, i === 0); }) + .style("pointer-events", "none") + .attr('x', isLegendRight || isLegendInset ? xForLegendText : -200) + .attr('y', isLegendRight || isLegendInset ? -200 : yForLegendText); + l.append('rect') + .attr("class", CLASS.legendItemEvent) + .style('fill-opacity', 0) + .attr('x', isLegendRight || isLegendInset ? xForLegendRect : -200) + .attr('y', isLegendRight || isLegendInset ? -200 : yForLegendRect); + l.append('rect') + .attr("class", CLASS.legendItemTile) + .style("pointer-events", "none") + .style('fill', color) + .attr('x', isLegendRight || isLegendInset ? xForLegendText : -200) + .attr('y', isLegendRight || isLegendInset ? -200 : yForLegend) + .attr('width', 10) + .attr('height', 10); + // Set background for inset legend + if (isLegendInset && maxWidth !== 0) { + legend.insert('g', '.' + CLASS.legendItem) + .attr("class", CLASS.legendBackground) + .append('rect') + .attr('height', getLegendHeight() - 10) + .attr('width', maxWidth * (step + 1) + 10); + } + + texts = legend.selectAll('text') + .data(targetIds) + .text(function (id) { return isDefined(__data_names[id]) ? __data_names[id] : id; }) // MEMO: needed for update + .each(function (id, i) { updatePositions(this, id, i === 0); }); + (withTransition ? texts.transition() : texts) + .attr('x', xForLegendText) + .attr('y', yForLegendText); + + rects = legend.selectAll('rect.' + CLASS.legendItemEvent) + .data(targetIds); + (withTransition ? rects.transition() : rects) + .attr('width', function (id) { return widths[id]; }) + .attr('height', function (id) { return heights[id]; }) + .attr('x', xForLegendRect) + .attr('y', yForLegendRect); + + tiles = legend.selectAll('rect.' + CLASS.legendItemTile) + .data(targetIds); + (withTransition ? tiles.transition() : tiles) + .style('fill', color) + .attr('x', xForLegend) + .attr('y', yForLegend); + + // toggle legend state + legend.selectAll('.' + CLASS.legendItem) + .classed(CLASS.legendItemHidden, function (id) { return !isTargetToShow(id); }) + .transition() + .style('opacity', function (id) { + var This = d3.select(this); + if (isTargetToShow(id)) { + return !hasFocused || This.classed(CLASS.legendItemFocused) ? opacityForLegend(This) : opacityForUnfocusedLegend(This); + } else { + return legendOpacityForHidden; + } + }); + + // Update all to reflect change of legend + updateLegendItemWidth(maxWidth); + updateLegendItemHeight(maxHeight); + updateLegendStep(step); + // Update size and scale + updateSizes(); + updateScales(); + updateSvgSize(); + // Update g positions + transformAll(withTransitionForTransform, transitions); + } + + /*-- Event Handling --*/ + + function isNoneArc(d) { + return hasTarget(c3.data.targets, d.id); + } + function isArc(d) { + return 'data' in d && hasTarget(c3.data.targets, d.data.id); + } + function getGridFilterToRemove(params) { + return params ? function (line) { + var found = false; + [].concat(params).forEach(function (param) { + if ((('value' in param && line.value === params.value) || ('class' in param && line.class === params.class))) { + found = true; + } + }); + return found; + } : function () { return true; }; + } + function removeGridLines(params, forX) { + var toRemove = getGridFilterToRemove(params), + toShow = function (line) { return !toRemove(line); }, + classLines = forX ? CLASS.xgridLines : CLASS.ygridLines, + classLine = forX ? CLASS.xgridLine : CLASS.ygridLine; + main.select('.' + classLines).selectAll('.' + classLine).filter(toRemove) + .transition().duration(__transition_duration) + .style('opacity', 0).remove(); + if (forX) { + __grid_x_lines = __grid_x_lines.filter(toShow); + } else { + __grid_y_lines = __grid_y_lines.filter(toShow); + } + } + function transformTo(targetIds, type, optionsForRedraw) { + var withTransitionForAxis = !hasArcType(c3.data.targets), + options = optionsForRedraw || {withTransitionForAxis: withTransitionForAxis}; + options.withTransitionForTransform = false; + transiting = false; + setTargetType(targetIds, type); + updateAndRedraw(options); + } + + c3.focus = function (targetId) { + var candidates = svg.selectAll(selectorTarget(targetId)), + candidatesForNoneArc = candidates.filter(isNoneArc), + candidatesForArc = candidates.filter(isArc); + function focus(targets) { + filterTargetsToShow(targets).transition().duration(100).style('opacity', 1); + } + c3.revert(); + c3.defocus(); + focus(candidatesForNoneArc.classed(CLASS.focused, true)); + focus(candidatesForArc); + if (hasArcType(c3.data.targets)) { + expandArc(targetId, true); + } + toggleFocusLegend(targetId, true); + }; + + c3.defocus = function (targetId) { + var candidates = svg.selectAll(selectorTarget(targetId)), + candidatesForNoneArc = candidates.filter(isNoneArc), + candidatesForArc = candidates.filter(isArc); + function defocus(targets) { + filterTargetsToShow(targets).transition().duration(100).style('opacity', 0.3); + } + c3.revert(); + defocus(candidatesForNoneArc.classed(CLASS.focused, false)); + defocus(candidatesForArc); + if (hasArcType(c3.data.targets)) { + unexpandArc(targetId); + } + toggleFocusLegend(targetId, false); + }; + + c3.revert = function (targetId) { + var candidates = svg.selectAll(selectorTarget(targetId)), + candidatesForNoneArc = candidates.filter(isNoneArc), + candidatesForArc = candidates.filter(isArc); + function revert(targets) { + filterTargetsToShow(targets).transition().duration(100).style('opacity', 1); + } + revert(candidatesForNoneArc.classed(CLASS.focused, false)); + revert(candidatesForArc); + if (hasArcType(c3.data.targets)) { + unexpandArc(targetId); + } + revertLegend(); + }; + + c3.show = function (targetIds, options) { + targetIds = mapToTargetIds(targetIds); + options = options || {}; + + removeHiddenTargetIds(targetIds); + svg.selectAll(selectorTargets(targetIds)) + .transition() + .style('opacity', 1); + + if (options.withLegend) { + showLegend(targetIds); + } + + redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + }; + + c3.hide = function (targetIds, options) { + targetIds = mapToTargetIds(targetIds); + options = options || {}; + + addHiddenTargetIds(targetIds); + svg.selectAll(selectorTargets(targetIds)) + .transition() + .style('opacity', 0); + + if (options.withLegend) { + hideLegend(targetIds); + } + + redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + }; + + c3.toggle = function (targetId) { + isTargetToShow(targetId) ? c3.hide(targetId) : c3.show(targetId); + }; + + c3.unzoom = function () { + brush.clear().update(); + redraw({withUpdateXDomain: true}); + }; + c3.zoom = function () { + }; + c3.zoom.enable = function (enabled) { + __zoom_enabled = enabled; + updateAndRedraw(); + }; + + c3.load = function (args) { + // update xs if specified + if (args.xs) { + addXs(args.xs); + } + // update classes if exists + if ('classes' in args) { + Object.keys(args.classes).forEach(function (id) { + __data_classes[id] = args.classes[id]; + }); + } + // update categories if exists + if ('categories' in args && isCategorized) { + __axis_x_categories = args.categories; + } + // use cache if exists + if ('cacheIds' in args && hasCaches(args.cacheIds)) { + load(getCaches(args.cacheIds), args.done); + return; + } + // unload if needed + if ('unload' in args) { + // TODO: do not unload if target will load (included in url/rows/columns) + unload(mapToTargetIds((typeof args.unload === 'boolean' && args.unload) ? null : args.unload), function () { + loadFromArgs(args); + }); + } else { + loadFromArgs(args); + } + }; + + c3.unload = function (args) { + args = args || {}; + unload(mapToTargetIds(args.ids), function () { + redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true}); + if (typeof args.done === 'function') { args.done(); } + }); + }; + + c3.flow = function (args) { + var targets = convertDataToTargets(convertColumnsToData(args.columns), true), notfoundIds = [], + orgDataCount = getMaxDataCount(), dataCount, domain, baseTarget, baseValue, length = 0, tail = 0, diff, to; + + // Update/Add data + c3.data.targets.forEach(function (t) { + var found = false, i, j; + for (i = 0; i < targets.length; i++) { + if (t.id === targets[i].id) { + found = true; + + if (t.values[t.values.length - 1]) { + tail = t.values[t.values.length - 1].index + 1; + } + length = targets[i].values.length; + + for (j = 0; j < length; j++) { + targets[i].values[j].index = tail + j; + if (!isTimeSeries) { + targets[i].values[j].x = tail + j; + } + } + t.values = t.values.concat(targets[i].values); + + targets.splice(i, 1); + break; + } + } + if (!found) { notfoundIds.push(t.id); } + }); + + // Append null for not found targets + c3.data.targets.forEach(function (t) { + var i, j; + for (i = 0; i < notfoundIds.length; i++) { + if (t.id === notfoundIds[i]) { + tail = t.values[t.values.length - 1].index + 1; + for (j = 0; j < length; j++) { + t.values.push({ + id: t.id, + index: tail + j, + x: isTimeSeries ? getOtherTargetX(tail + j) : tail + j, + value: null + }); + } + } + } + }); + + // Generate null values for new target + if (c3.data.targets.length) { + targets.forEach(function (t) { + var i, missing = []; + for (i = c3.data.targets[0].values[0].index; i < tail; i++) { + missing.push({ + id: t.id, + index: i, + x: isTimeSeries ? getOtherTargetX(i) : i, + value: null + }); + } + t.values.forEach(function (v) { + v.index += tail; + if (!isTimeSeries) { + v.x += tail; + } + }); + t.values = missing.concat(t.values); + }); + } + c3.data.targets = c3.data.targets.concat(targets); // add remained + + // check data count because behavior needs to change when it's only one + dataCount = getMaxDataCount(); + baseTarget = c3.data.targets[0]; + baseValue = baseTarget.values[0]; + + // Update length to flow if needed + if (isDefined(args.to)) { + length = 0; + to = isTimeSeries ? parseDate(args.to) : args.to; + baseTarget.values.forEach(function (v) { + if (v.x < to) { length++; } + }); + } else if (isDefined(args.length)) { + length = args.length; + } + + // If only one data, update the domain to flow from left edge of the chart + if (!orgDataCount) { + if (isTimeSeries) { + if (baseTarget.values.length > 1) { + diff = baseTarget.values[baseTarget.values.length - 1].x - baseValue.x; + } else { + diff = baseValue.x - getXDomain(c3.data.targets)[0]; + } + } else { + diff = 1; + } + domain = [baseValue.x - diff, baseValue.x]; + updateXDomain(null, true, true, domain); + } else if (orgDataCount === 1) { + if (isTimeSeries) { + diff = (baseTarget.values[baseTarget.values.length - 1].x - baseValue.x) / 2; + domain = [new Date(+baseValue.x - diff), new Date(+baseValue.x + diff)]; + updateXDomain(null, true, true, domain); + } + } + + // Set targets + updateTargets(c3.data.targets); + + // Redraw with new targets + redraw({ + flow: { + index: baseValue.index, + length: length, + duration: isValue(args.duration) ? args.duration : __transition_duration, + done: args.done, + orgDataCount: orgDataCount, + }, + withLegend: true, + withTransition: orgDataCount > 1, + }); + }; + + c3.selected = function (targetId) { + return d3.merge( + main.selectAll('.' + CLASS.shapes + getTargetSelectorSuffix(targetId)).selectAll('.' + CLASS.shape) + .filter(function () { return d3.select(this).classed(CLASS.SELECTED); }) + .map(function (d) { return d.map(function (d) { var data = d.__data__; return data.data ? data.data : data; }); }) + ); + }; + + c3.select = function (ids, indices, resetOther) { + if (! __data_selection_enabled) { return; } + main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this), id = d.data ? d.data.id : d.id, toggle = getToggle(this), + isTargetId = __data_selection_grouped || !ids || ids.indexOf(id) >= 0, + isTargetIndex = !indices || indices.indexOf(i) >= 0, + isSelected = shape.classed(CLASS.SELECTED); + // line/area selection not supported yet + if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { + return; + } + if (isTargetId && isTargetIndex) { + if (__data_selection_isselectable(d) && !isSelected) { + toggle(true, shape.classed(CLASS.SELECTED, true), d, i); + } + } else if (isDefined(resetOther) && resetOther) { + if (isSelected) { + toggle(false, shape.classed(CLASS.SELECTED, false), d, i); + } + } + }); + }; + + c3.unselect = function (ids, indices) { + if (! __data_selection_enabled) { return; } + main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) { + var shape = d3.select(this), id = d.data ? d.data.id : d.id, toggle = getToggle(this), + isTargetId = __data_selection_grouped || !ids || ids.indexOf(id) >= 0, + isTargetIndex = !indices || indices.indexOf(i) >= 0, + isSelected = shape.classed(CLASS.SELECTED); + // line/area selection not supported yet + if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { + return; + } + if (isTargetId && isTargetIndex) { + if (__data_selection_isselectable(d)) { + if (isSelected) { + toggle(false, shape.classed(CLASS.SELECTED, false), d, i); + } + } + } + }); + }; + + c3.transform = function (type, targetIds) { + var options = ['pie', 'donut'].indexOf(type) >= 0 ? {withTransform: true} : null; + transformTo(targetIds, type, options); + }; + + c3.groups = function (groups) { + if (isUndefined(groups)) { return __data_groups; } + __data_groups = groups; + redraw(); + return __data_groups; + }; + + c3.xgrids = function (grids) { + if (! grids) { return __grid_x_lines; } + __grid_x_lines = grids; + redraw(); + return __grid_x_lines; + }; + c3.xgrids.add = function (grids) { + if (! grids) { return; } + return c3.xgrids(__grid_x_lines.concat(grids)); + }; + c3.xgrids.remove = function (params) { // TODO: multiple + removeGridLines(params, true); + }; + + c3.ygrids = function (grids) { + if (! grids) { return __grid_y_lines; } + __grid_y_lines = grids; + redraw(); + return __grid_y_lines; + }; + c3.ygrids.add = function (grids) { + if (! grids) { return; } + return c3.ygrids(__grid_y_lines.concat(grids)); + }; + c3.ygrids.remove = function (params) { // TODO: multiple + removeGridLines(params, false); + }; + + c3.regions = function (regions) { + if (!regions) { return __regions; } + __regions = regions; + redraw(); + return __regions; + }; + c3.regions.add = function (regions) { + if (!regions) { return __regions; } + __regions = __regions.concat(regions); + redraw(); + return __regions; + }; + c3.regions.remove = function (options) { + var duration, classes, regions; + + options = options || {}; + duration = getOption(options, "duration", __transition_duration); + classes = getOption(options, "classes", [CLASS.region]); + + regions = main.select('.' + CLASS.regions).selectAll(classes.map(function (c) { return '.' + c; })); + (duration ? regions.transition().duration(duration) : regions) + .style('opacity', 0) + .remove(); + + __regions = __regions.filter(function (region) { + var found = false; + if (!region.class) { + return true; + } + region.class.split(' ').forEach(function (c) { + if (classes.indexOf(c) >= 0) { found = true; } + }); + return !found; + }); + + return __regions; + }; + + c3.data.get = function (targetId) { + var target = c3.data.getAsTarget(targetId); + return isDefined(target) ? target.values.map(function (d) { return d.value; }) : undefined; + }; + c3.data.getAsTarget = function (targetId) { + var targets = c3.data.targets.filter(function (t) { return t.id === targetId; }); + return targets.length > 0 ? targets[0] : undefined; + }; + c3.data.names = function (names) { + if (!arguments.length) { return __data_names; } + Object.keys(names).forEach(function (id) { + __data_names[id] = names[id]; + }); + redraw({withLegend: true}); + return __data_names; + }; + c3.data.colors = function (colors) { + if (!arguments.length) { return __data_colors; } + Object.keys(colors).forEach(function (id) { + __data_colors[id] = colors[id]; + }); + redraw({withLegend: true}); + return __data_colors; + }; + + c3.category = function (i, category) { + if (arguments.length > 1) { + __axis_x_categories[i] = category; + redraw(); + } + return __axis_x_categories[i]; + }; + c3.categories = function (categories) { + if (!arguments.length) { return __axis_x_categories; } + __axis_x_categories = categories; + redraw(); + return __axis_x_categories; + }; + + c3.color = color; + + c3.x = function (x) { + if (arguments.length) { + updateTargetX(c3.data.targets, x); + redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + return c3.data.xs; + }; + c3.xs = function (xs) { + if (arguments.length) { + updateTargetXs(c3.data.targets, xs); + redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + return c3.data.xs; + }; + + c3.axis.labels = function (labels) { + if (arguments.length) { + Object.keys(labels).forEach(function (axisId) { + setAxisLabelText(axisId, labels[axisId]); + }); + updateAxisLabels(); + } + // TODO: return some values? + }; + c3.axis.max = function (max) { + if (arguments.length) { + if (typeof max === 'object') { + if (isValue(max.x)) { __axis_x_max = max.x; } + if (isValue(max.y)) { __axis_y_max = max.y; } + if (isValue(max.y2)) { __axis_y2_max = max.y2; } + } else { + __axis_y_max = __axis_y2_max = max; + } + redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + }; + c3.axis.min = function (min) { + if (arguments.length) { + if (typeof min === 'object') { + if (isValue(min.x)) { __axis_x_min = min.x; } + if (isValue(min.y)) { __axis_y_min = min.y; } + if (isValue(min.y2)) { __axis_y2_min = min.y2; } + } else { + __axis_y_min = __axis_y2_min = min; + } + redraw({withUpdateOrgXDomain: true, withUpdateXDomain: true}); + } + }; + c3.axis.range = function (range) { + if (arguments.length) { + if (typeof range.max !== 'undefined') { c3.axis.max(range.max); } + if (typeof range.min !== 'undefined') { c3.axis.min(range.min); } + } + }; + + c3.legend.show = function (targetIds) { + showLegend(mapToTargetIds(targetIds)); + updateAndRedraw({withLegend: true}); + }; + c3.legend.hide = function (targetIds) { + hideLegend(mapToTargetIds(targetIds)); + updateAndRedraw({withLegend: true}); + }; + + c3.resize = function (size) { + __size_width = size ? size.width : null; + __size_height = size ? size.height : null; + c3.flush(); + }; + + c3.flush = function () { + updateAndRedraw({withLegend: true, withTransition: false, withTransitionForTransform: false}); + }; + + c3.destroy = function () { + c3.data.targets = undefined; + c3.data.xs = {}; + selectChart.classed('c3', false).html(""); + window.onresize = null; + }; + + /*-- Load data and init chart with defined functions --*/ + + if (config.data.url) { + convertUrlToData(config.data.url, config.data.mimeType, config.data.keys, init); + } + else if (config.data.json) { + init(convertJsonToData(config.data.json, config.data.keys)); + } + else if (config.data.rows) { + init(convertRowsToData(config.data.rows)); + } + else if (config.data.columns) { + init(convertColumnsToData(config.data.columns)); + } + else { + throw Error('url or json or rows or columns is required.'); + } + + return c3; + }; + + function isValue(v) { + return v || v === 0; + } + function isUndefined(v) { + return typeof v === 'undefined'; + } + function isDefined(v) { + return typeof v !== 'undefined'; + } + + if (typeof define === "function" && define.amd) { + define("c3", ["d3"], c3); + } else if ('undefined' !== typeof exports && 'undefined' !== typeof module) { + module.exports = c3; + } else { + window.c3 = c3; + } + + // Features: + // 1. category axis + // 2. ceil values of translate/x/y to int for half pixel antialiasing + function c3_axis(d3, isCategory) { + var scale = d3.scale.linear(), orient = "bottom", innerTickSize = 6, outerTickSize = 6, tickPadding = 3, tickValues = null, tickFormat, tickArguments; + + var tickOffset = 0, tickCulling = true, tickCentered; + + function axisX(selection, x) { + selection.attr("transform", function (d) { + return "translate(" + Math.ceil(x(d) + tickOffset) + ", 0)"; + }); + } + function axisY(selection, y) { + selection.attr("transform", function (d) { + return "translate(0," + Math.ceil(y(d)) + ")"; + }); + } + function scaleExtent(domain) { + var start = domain[0], stop = domain[domain.length - 1]; + return start < stop ? [ start, stop ] : [ stop, start ]; + } + function generateTicks(scale) { + var i, domain, ticks = []; + if (scale.ticks) { + return scale.ticks.apply(scale, tickArguments); + } + domain = scale.domain(); + for (i = Math.ceil(domain[0]); i < domain[1]; i++) { + ticks.push(i); + } + if (ticks.length > 0 && ticks[0] > 0) { + ticks.unshift(ticks[0] - (ticks[1] - ticks[0])); + } + return ticks; + } + function copyScale() { + var newScale = scale.copy(), domain; + if (isCategory) { + domain = scale.domain(); + newScale.domain([domain[0], domain[1] - 1]); + } + return newScale; + } + function textFormatted(v) { + return tickFormat ? tickFormat(v) : v; + } + function axis(g) { + g.each(function () { + var g = d3.select(this); + var scale0 = this.__chart__ || scale, scale1 = this.__chart__ = copyScale(); + + var ticks = tickValues ? tickValues : generateTicks(scale1), + tick = g.selectAll(".tick").data(ticks, scale1), + tickEnter = tick.enter().insert("g", ".domain").attr("class", "tick").style("opacity", 1e-6), + // MEMO: No exit transition. The reason is this transition affects max tick width calculation because old tick will be included in the ticks. + tickExit = tick.exit().remove(), + tickUpdate = d3.transition(tick).style("opacity", 1), + tickTransform, tickX; + + var range = scale.rangeExtent ? scale.rangeExtent() : scaleExtent(scale.range()), + path = g.selectAll(".domain").data([ 0 ]), + pathUpdate = (path.enter().append("path").attr("class", "domain"), d3.transition(path)); + tickEnter.append("line"); + tickEnter.append("text"); + + var lineEnter = tickEnter.select("line"), + lineUpdate = tickUpdate.select("line"), + text = tick.select("text").text(textFormatted), + textEnter = tickEnter.select("text"), + textUpdate = tickUpdate.select("text"); + + if (isCategory) { + tickOffset = Math.ceil((scale1(1) - scale1(0)) / 2); + tickX = tickCentered ? 0 : tickOffset; + } else { + tickOffset = tickX = 0; + } + + function tickSize(d) { + var tickPosition = scale(d) + tickOffset; + return range[0] < tickPosition && tickPosition < range[1] ? innerTickSize : 0; + } + + switch (orient) { + case "bottom": + { + tickTransform = axisX; + lineEnter.attr("y2", innerTickSize); + textEnter.attr("y", Math.max(innerTickSize, 0) + tickPadding); + lineUpdate.attr("x1", tickX).attr("x2", tickX).attr("y2", tickSize); + textUpdate.attr("x", 0).attr("y", Math.max(innerTickSize, 0) + tickPadding); + text.attr("dy", ".71em").style("text-anchor", "middle"); + pathUpdate.attr("d", "M" + range[0] + "," + outerTickSize + "V0H" + range[1] + "V" + outerTickSize); + break; + } + case "top": + { + tickTransform = axisX; + lineEnter.attr("y2", -innerTickSize); + textEnter.attr("y", -(Math.max(innerTickSize, 0) + tickPadding)); + lineUpdate.attr("x2", 0).attr("y2", -innerTickSize); + textUpdate.attr("x", 0).attr("y", -(Math.max(innerTickSize, 0) + tickPadding)); + text.attr("dy", "0em").style("text-anchor", "middle"); + pathUpdate.attr("d", "M" + range[0] + "," + -outerTickSize + "V0H" + range[1] + "V" + -outerTickSize); + break; + } + case "left": + { + tickTransform = axisY; + lineEnter.attr("x2", -innerTickSize); + textEnter.attr("x", -(Math.max(innerTickSize, 0) + tickPadding)); + lineUpdate.attr("x2", -innerTickSize).attr("y2", 0); + textUpdate.attr("x", -(Math.max(innerTickSize, 0) + tickPadding)).attr("y", tickOffset); + text.attr("dy", ".32em").style("text-anchor", "end"); + pathUpdate.attr("d", "M" + -outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + -outerTickSize); + break; + } + case "right": + { + tickTransform = axisY; + lineEnter.attr("x2", innerTickSize); + textEnter.attr("x", Math.max(innerTickSize, 0) + tickPadding); + lineUpdate.attr("x2", innerTickSize).attr("y2", 0); + textUpdate.attr("x", Math.max(innerTickSize, 0) + tickPadding).attr("y", 0); + text.attr("dy", ".32em").style("text-anchor", "start"); + pathUpdate.attr("d", "M" + outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + outerTickSize); + break; + } + } + if (scale1.rangeBand) { + var x = scale1, dx = x.rangeBand() / 2; + scale0 = scale1 = function (d) { + return x(d) + dx; + }; + } else if (scale0.rangeBand) { + scale0 = scale1; + } else { + tickExit.call(tickTransform, scale1); + } + tickEnter.call(tickTransform, scale0); + tickUpdate.call(tickTransform, scale1); + }); + } + axis.scale = function (x) { + if (!arguments.length) { return scale; } + scale = x; + return axis; + }; + axis.orient = function (x) { + if (!arguments.length) { return orient; } + orient = x in {top: 1, right: 1, bottom: 1, left: 1} ? x + "" : "bottom"; + return axis; + }; + axis.tickFormat = function (format) { + if (!arguments.length) { return tickFormat; } + tickFormat = format; + return axis; + }; + axis.tickCentered = function (isCentered) { + if (!arguments.length) { return tickCentered; } + tickCentered = isCentered; + return axis; + }; + axis.tickOffset = function () { // This will be overwritten when normal x axis + return tickOffset; + }; + axis.ticks = function () { + if (!arguments.length) { return tickArguments; } + tickArguments = arguments; + return axis; + }; + axis.tickCulling = function (culling) { + if (!arguments.length) { return tickCulling; } + tickCulling = culling; + return axis; + }; + axis.tickValues = function (x) { + if (!arguments.length) { return tickValues; } + tickValues = x; + return axis; + }; + return axis; + } + +})(window);