mirror of https://github.com/masayuki0812/c3.git
Quite good looking graph derived from d3.js
http://c3js.org
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
5576 lines
242 KiB
5576 lines
242 KiB
(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'], 'desc'), |
|
__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_tick_outer = getConfig(['axis', 'x', 'tick', 'outer'], true), |
|
__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_tick_outer = getConfig(['axis', 'y', 'tick', 'outer'], true), |
|
__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_tick_outer = getConfig(['axis', 'y2', 'tick', 'outer'], true), |
|
__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_width_max = getConfig(['bar', 'width', 'max']), |
|
__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_width = getConfig(['donut', 'width']), |
|
__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 = "<table class='" + CLASS.tooltip + "'>" + (title || title === 0 ? "<tr><th colspan='2'>" + title + "</th></tr>" : ""); |
|
} |
|
|
|
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 += "<tr class='" + CLASS.tooltipName + "-" + d[i].id + "'>"; |
|
text += "<td class='name'><span style='background-color:" + bgcolor + "'></span>" + name + "</td>"; |
|
text += "<td class='value'>" + value + "</td>"; |
|
text += "</tr>"; |
|
} |
|
return text + "</table>"; |
|
}), |
|
__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, w = __gauge_width || __donut_width; |
|
radiusExpanded = Math.min(arcWidth, arcHeight) / 2; |
|
radius = radiusExpanded * 0.95; |
|
innerRadiusRatio = w ? (radius - w) / 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, __axis_y_tick_outer); |
|
y2Axis = getYAxis(y2, y2Orient, __axis_y2_tick_format, __axis_y2_ticks, __axis_y2_tick_outer); |
|
// 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 axisParams = {isCategory: isCategorized, withOuterTick: __axis_x_tick_outer}, |
|
axis = c3_axis(d3, axisParams).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, withOuterTick) { |
|
var axisParams = {withOuterTick: withOuterTick}; |
|
return c3_axis(d3, axisParams).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, __axis_y_tick_outer); |
|
} else if (id === 'y2') { |
|
scale = y2.copy().domain(getYDomain(targetsToShow, 'y2')); |
|
axis = getYAxis(scale, y2Orient, __axis_y2_tick_format, __axis_y2_ticks, __axis_y2_tick_outer); |
|
} 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 (!__data_order || !__pie_sort || !__donut_sort) { |
|
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++) { |
|
if (isUndefined(rows[i][j])) { |
|
throw new Error("Source data is missing a component at (" + i + "," + 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] = {}; |
|
} |
|
if (isUndefined(columns[i][j])) { |
|
throw new Error("Source data is missing a component at (" + i + "," + j + ")!"); |
|
} |
|
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) { |
|
var w = typeof __bar_width === 'number' ? __bar_width : barTargetsNum ? (axis.tickOffset() * 2 * __bar_width_ratio) / barTargetsNum : 0; |
|
return __bar_width_ratio && w > __bar_width_max ? __bar_width_max : w; |
|
} |
|
|
|
//-- 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); |
|
if (!__line_connect_null) { area = area.defined(function (d) { return d.value !== null; }); } |
|
|
|
return function (d) { |
|
var data = __line_connect_null ? filterRemoveNull(d.values):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 if (mouseover) { |
|
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 <!DOCTYPE html> |
|
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, data, notfoundIds = [], |
|
orgDataCount = getMaxDataCount(), dataCount, domain, baseTarget, baseValue, length = 0, tail = 0, diff, to; |
|
|
|
if (args.json) { |
|
data = convertJsonToData(args.json, args.keys); |
|
} |
|
else if (args.rows) { |
|
data = convertRowsToData(args.rows); |
|
} |
|
else if (args.columns) { |
|
data = convertColumnsToData(args.columns); |
|
} |
|
else { |
|
return; |
|
} |
|
targets = convertDataToTargets(data, true); |
|
|
|
// 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, params) { |
|
var scale = d3.scale.linear(), orient = "bottom", innerTickSize = 6, outerTickSize, tickPadding = 3, tickValues = null, tickFormat, tickArguments; |
|
|
|
var tickOffset = 0, tickCulling = true, tickCentered; |
|
|
|
params = params || {}; |
|
outerTickSize = params.withOuterTick ? 6 : 0; |
|
|
|
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 (params.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 (params.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 (typeof x === 'function') { |
|
tickValues = function () { |
|
return x(scale.domain()); |
|
}; |
|
} |
|
else { |
|
if (!arguments.length) { return tickValues; } |
|
tickValues = x; |
|
} |
|
return axis; |
|
}; |
|
return axis; |
|
} |
|
|
|
})(window);
|
|
|