mirror of https://github.com/masayuki0812/c3.git
Quite good looking graph derived from d3.js
http://c3js.org
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1720 lines
72 KiB
1720 lines
72 KiB
(function (window) { |
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window.c3 = {} |
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/* |
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* Generate chart according to config |
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*/ |
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c3.generate = function (config) { |
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var c3 = { data : {} }, |
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cache = {} |
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/*-- Handle Config --*/ |
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function checkConfig (key, message) { |
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if ( ! (key in config)) throw Error(message) |
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} |
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function getConfig (keys, defaultValue) { |
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var target = config |
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for (var i = 0; i < keys.length; i++) { |
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if ( ! (keys[i] in target)) return defaultValue |
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target = target[keys[i]] |
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} |
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return target |
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} |
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// bindto - id to bind the chart |
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checkConfig('bindto', 'bindto is required in config') |
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var __size_width = getConfig(['size','width'], 640), |
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__size_height = getConfig(['size','height'], 480) |
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// data - data configuration |
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checkConfig('data', 'data is required in config') |
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var __data_x = getConfig(['data','x'], 'x'), |
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__data_x_format = getConfig(['data','x_format'], '%Y-%m-%d'), |
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__data_id_converter = getConfig(['data','id_converter'], function(id){ return id; }), |
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__data_names = getConfig(['data','names'], {}), |
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__data_groups = getConfig(['data','groups'], []), |
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__data_axes = getConfig(['data','axes'], {}), |
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__data_types = getConfig(['data','types'], {}), |
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__data_regions = getConfig(['data','regions'], {}), |
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__data_colors = getConfig(['data','colors'], {}), |
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__data_selection_enabled = getConfig(['data','selection','enabled'], false), |
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__data_selection_grouped = getConfig(['data','selection','grouped'], false), |
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__data_selection_isselectable = getConfig(['data','selection','isselectable'], function(d){return true}) |
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// subchart |
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var __subchart_show = getConfig(['subchart','show'], true), |
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__subchart_size_height = __subchart_show ? getConfig(['subchart','size','height'], 60) : 0, |
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__subchart_default = getConfig(['subchart','default'], null) |
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// color |
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var __color_pattern = getConfig(['color','pattern'], null) |
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// legend |
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var __legend_show = getConfig(['legend','show'], true), |
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__legend_item_width = getConfig(['legend','item','width'], 80), // TODO: auto |
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__legend_item_onclick = getConfig(['legend','item','onclick'], function(){}) |
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// axis |
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var __axis_x_type = getConfig(['axis','x','type'], 'indexed'), |
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__axis_x_categories = getConfig(['axis','x','categories'], ['hoge']), |
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__axis_x_tick_centered = getConfig(['axis','x','tick','centered'], false), |
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__axis_y_max = getConfig(['axis','y','max'], null), |
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__axis_y_min = getConfig(['axis','y','min'], null), |
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__axis_y_center = getConfig(['axis','y','center'], null), |
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__axis_y_text = getConfig(['axis','y','text'], null), |
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__axis_y_rescale = getConfig(['axis','y','rescale'], true), |
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__axis_y2_show = getConfig(['axis','y2','show'], false), |
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__axis_y2_max = getConfig(['axis','y2','max'], null), |
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__axis_y2_min = getConfig(['axis','y2','min'], null), |
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__axis_y2_center = getConfig(['axis','y2','center'], null), |
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__axis_y2_text = getConfig(['axis','y2','text'], null), |
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__axis_y2_rescale = getConfig(['axis','y2','rescale'], true), |
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__axis_rotated = getConfig(['axis','rotated'], false) |
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// grid |
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var __grid_x_show = getConfig(['grid','x','show'], false), |
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__grid_x_type = getConfig(['grid','x','type'], 'tick'), |
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__grid_x_lines = getConfig(['grid','x','lines'], null), |
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__grid_y_show = getConfig(['grid','y','show'], false), |
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__grid_y_type = getConfig(['grid','y','type'], 'tick'), |
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__grid_y_lines = getConfig(['grid','y','lines'], null) |
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// point - point of each data |
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var __point_show = getConfig(['point','show'], false), |
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__point_r = __point_show ? getConfig(['point','r'], 2.5) : 0, |
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__point_focus_line_enabled = getConfig(['point','focus','line','enabled'], false), |
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__point_focus_expand_enabled = getConfig(['point','focus','expand','enabled'], __point_show), |
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__point_focus_expand_r = getConfig(['point','focus','expand','r'], __point_focus_expand_enabled ? 4 : __point_r), |
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__point_select_r = getConfig(['point','focus','select','r'], 8), |
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__point_onclick = getConfig(['point','onclick'], function(){}), |
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__point_onselected = getConfig(['point','onselected'], function(){}), |
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__point_onunselected = getConfig(['point','onunselected'], function(){}) |
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// region - region to change style |
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var __regions = getConfig(['regions'], null) |
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// tooltip - show when mouseover on each data |
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var __tooltip_contents = getConfig(['tooltip','contents'], function(d) { |
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var date = isTimeSeries ? d[0].x.getFullYear() + '.' + (d[0].x.getMonth()+1) + '.' + d[0].x.getDate() : isCategorized ? category(d[0].x) : d[0].x, |
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text = "<table class='tooltip'><tr><th colspan='2'>" + date + "</th></tr>" |
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for (var i = 0; i < d.length; i++){ |
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var value = (typeof d[i].value !== 'undefined') ? (Math.round(d[i].value*100)/100).toFixed(2) : '-' |
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text += "<tr><td>" + d[i].name + "</td><td class='value'>" + value + "</td></tr>" |
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} |
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return text + "</table>" |
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}) |
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/*-- Set Variables --*/ |
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var clipId = config.bindto.replace('#','') + '-clip', |
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clipPath = "url(#" + clipId + ")" |
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var isTimeSeries = (__axis_x_type === 'timeseries'), |
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isCategorized = (__axis_x_type === 'categorized') |
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var dragStart = null, dragging = false |
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var legendHeight = __legend_show ? 40 : 0 |
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var customTimeFormat = timeFormat([ |
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[d3.time.format("%Y/%-m/%-d"), function() { return true }], |
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[d3.time.format("%-m/%-d"), function(d) { return d.getMonth() }], |
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[d3.time.format("%-m/%-d"), function(d) { return d.getDate() != 1 }], |
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[d3.time.format("%-m/%-d"), function(d) { return d.getDay() && d.getDate() != 1 }], |
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[d3.time.format("%I %p"), function(d) { return d.getHours() }], |
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[d3.time.format("%I:%M"), function(d) { return d.getMinutes() }], |
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[d3.time.format(":%S"), function(d) { return d.getSeconds() }], |
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[d3.time.format(".%L"), function(d) { return d.getMilliseconds() }] |
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]) |
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function timeFormat(formats) { |
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return function(date) { |
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var i = formats.length - 1, f = formats[i] |
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while (!f[1](date)) f = formats[--i] |
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return f[0](date) |
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} |
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} |
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/*-- Set Chart Params --*/ |
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var bottom = 20 + __subchart_size_height + legendHeight, |
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right = __axis_y2_show && !__axis_rotated ? 50 : 1, |
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top2 = __size_height - __subchart_size_height - legendHeight, |
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bottom2 = 20 + legendHeight, |
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top3 = __size_height - legendHeight, |
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margin = {top: 10, right: right, bottom: bottom, left: 40}, |
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margin2 = {top: top2, right: 20, bottom: bottom2, left: 40}, |
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margin3 = {top: top3, right: 20, bottom: 0, left: 40}, |
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width = __size_width - margin.left - margin.right, |
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height = __size_height - margin.top - margin.bottom, |
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height2 = __size_height - margin2.top - margin2.bottom, |
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height3 = __size_height - margin3.top - margin3.bottom |
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var parseDate = d3.time.format(__data_x_format).parse |
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var xMin = __axis_rotated ? 10 : 0, |
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xMax = __axis_rotated ? height : width, |
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yMin = __axis_rotated ? 0 : height, |
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yMax = __axis_rotated ? width : 10 |
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var x = ((isTimeSeries) ? d3.time.scale() : d3.scale.linear()).range([xMin, xMax]), |
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y = d3.scale.linear().range([yMin, yMax]), |
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y2 = d3.scale.linear().range([yMin, yMax]), |
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subX = ((isTimeSeries) ? d3.time.scale() : d3.scale.linear()).range([0, width]), |
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subY = d3.scale.linear().range([height2, 10]), |
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subY2 = d3.scale.linear().range([height2, 10]) |
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// TODO: Enable set position |
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var xAxis = isCategorized ? categoryAxis() : d3.svg.axis(), |
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yAxis = d3.svg.axis(), |
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yAxis2 = d3.svg.axis(), |
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subXAxis = isCategorized ? categoryAxis() : d3.svg.axis() |
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xAxis.scale(x).orient(__axis_rotated ? "left" : "bottom") |
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yAxis.scale(y).orient(__axis_rotated ? "bottom" : "left") |
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yAxis2.scale(y2).orient(__axis_rotated ? "top" : "right") |
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subXAxis.scale(subX).orient("bottom") |
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if (isTimeSeries) { |
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xAxis.tickFormat(customTimeFormat) |
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// TODO: fix |
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xAxis.tickOffset = function () { |
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return 0 |
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}; |
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// TODO: fix |
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subXAxis.tickOffset = function () { |
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return 0 |
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} |
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} |
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if (isCategorized) { |
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xAxis.categories(__axis_x_categories).tickCentered(__axis_x_tick_centered) |
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subXAxis.categories(__axis_x_categories).tickCentered(__axis_x_tick_centered) |
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} |
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// Use custom scale if needed |
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if (isCategorized) { |
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// TODO: fix this |
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// TODO: fix x_grid |
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(function () { |
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var _x = x, _subX = subX |
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var keys = Object.keys(x), key, i |
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x = function(d){ return _x(d) + xAxis.tickOffset() } |
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subX = function(d){ return _subX(d) + subXAxis.tickOffset() } |
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for (i = 0; i < keys.length; i++) { |
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key = keys[i] |
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x[key] = _x[key] |
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subX[key] = _subX[key] |
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} |
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x.domain = function (domain) { |
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if (!arguments.length) { |
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var domain = _x.domain() |
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domain[1]++ |
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return domain |
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} |
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_x.domain(domain) |
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return x |
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} |
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})() |
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} |
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// For main region // TODO: use nornal line when no region |
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var lineOnMain = function (d) { |
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var x0, y0 |
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if (isLineType(d)) { |
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return lineWithRegions(d.values, x, getYScale(d.id), __data_regions[d.id]) |
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} else { |
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x0 = x(d.values[0].x) |
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y0 = getYScale(d.id)(d.values[0].value) |
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return __axis_rotated ? "M "+y0+" "+x0 : "M "+x0+" "+y0 |
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} |
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} |
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// For brush region |
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var lineOnSub = (function () { |
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var line = d3.svg.line() |
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.x(function(d){ return subX(d.x) }) |
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.y(function(d){ return getSubYScale(d.id)(d.value) }) |
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return function (d) { |
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return isLineType(d) ? line(d.values) : "M " + subX(d.values[0].x)+ " " + getSubYScale(d.id)(d.values[0].value) |
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} |
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})() |
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// For region |
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var regionStart = function (d) { |
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return ('start' in d) ? x(d.start) : 0 |
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} |
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var regionWidth = function (d) { |
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var start = ('start' in d) ? x(d.start) : 0, |
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end = ('end' in d) ? x(d.end) : width, |
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w = end - start |
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return (w < 0) ? 0 : w |
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} |
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// Define color |
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var color = generateColor(__data_colors, __color_pattern) |
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// Define svgs |
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var svg = d3.select(config.bindto).append("svg") |
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.attr("width", width + margin.left + margin.right) |
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.attr("height", height + margin.top + margin.bottom) |
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svg.append("defs") |
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svg.select("defs").append("clipPath") |
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.attr("id", clipId) |
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.append("rect") |
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.attr("y", margin.top) |
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.attr("width", width) |
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.attr("height", height-margin.top) |
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svg.select("defs").append("clipPath") |
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.attr("id", "xaxis-clip") |
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.append("rect") |
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.attr("x", -1) |
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.attr("y", -1) |
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.attr("width", width + 2) |
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.attr("height", 40) |
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svg.select("defs").append("clipPath") |
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.attr("id", "yaxis-clip") |
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.append("rect") |
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.attr("x", -40 + 1) |
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.attr("y", margin.top - 1) |
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.attr("width", 40) |
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.attr("height", height - margin.top + 2) |
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// Define regions |
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var main = svg.append("g") |
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")") |
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var context = null |
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if (__subchart_show) { |
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context = svg.append("g") |
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.attr("transform", "translate(" + margin2.left + "," + margin2.top + ")") |
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} |
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var legend = null |
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if (__legend_show) { |
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legend = svg.append("g") |
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.attr("transform", "translate(" + margin3.left + "," + margin3.top + ")") |
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} |
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// Define tooltip |
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var tooltip = d3.select(config.bindto) |
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.style("position", "relative") |
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.append("div") |
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.style("position", "absolute") |
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.style("width", "30%") // TODO: cul actual width when show |
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.style("z-index", "10") |
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.style("visibility", "hidden") |
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/*-- Define Functions --*/ |
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//-- Domain --// |
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function getYDomainMin (targets) { |
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return d3.min(targets, function(t){ return d3.min(t.values, function(v){ return v.value }) }) |
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} |
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function getYDomainMax (targets) { |
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var ys = {}, j, k |
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targets.forEach(function(t){ |
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ys[t.id] = [] |
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t.values.forEach(function(v){ |
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ys[t.id].push(v.value) |
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}) |
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}) |
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for (j = 0; j < __data_groups.length; j++) { |
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for (k = 1; k < __data_groups[j].length; k++) { |
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if ( ! isBarType(__data_groups[j][k])) continue |
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if (typeof ys[__data_groups[j][k]] === 'undefined') continue |
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ys[__data_groups[j][k]].forEach(function(v,i){ |
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if (getAxisId(__data_groups[j][k]) === getAxisId(__data_groups[j][0])){ |
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ys[__data_groups[j][0]][i] += v*1 |
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} |
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}) |
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} |
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} |
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return d3.max(Object.keys(ys).map(function(key){ return d3.max(ys[key]) })) |
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} |
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function getYDomain (targets, axisId) { |
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var yTargets = getTargets(function(d){ return getAxisId(d.id) === axisId }), |
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yMin = axisId === 'y2' ? __axis_y2_min : __axis_y_min, |
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yMax = axisId === 'y2' ? __axis_y2_max : __axis_y_max, |
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yDomainMin = (yMin !== null) ? yMin : getYDomainMin(yTargets), |
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yDomainMax = (yMax !== null) ? yMax : getYDomainMax(yTargets), |
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padding = Math.abs(yDomainMax - yDomainMin) * 0.1, |
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center = axisId === 'y2' ? __axis_y2_center : __axis_y_center |
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if (center !== null) { |
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yDomainAbs = Math.max(Math.abs(yDomainMin), Math.abs(yDomainMax)) |
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yDomainMax = yDomainAbs - center |
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yDomainMin = center - yDomainAbs |
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} |
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return [hasBarType(yTargets) ? 0 : yDomainMin-padding, yDomainMax+padding] |
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} |
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function getXDomainRatio () { |
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if (brush.empty()) return 1 |
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var domain = subX.domain(), extent = brush.extent() |
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return (domain[1] - domain[0]) / (extent[1] - extent[0]) |
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} |
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//-- Cache --// |
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function hasCaches (ids) { |
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for (var i = 0; i < ids.length; i++){ |
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if ( ! (ids[i] in cache)) return false |
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} |
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return true |
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} |
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function addCache (id, target) { |
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cache[id] = cloneTarget(target) |
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} |
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function getCaches (ids) { |
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var targets = [] |
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for (var i = 0; i < ids.length; i++){ |
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if (ids[i] in cache) targets.push(cloneTarget(cache[ids[i]])) |
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} |
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return targets |
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} |
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//-- Axis --// |
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function getAxisId (id) { |
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return id in __data_axes ? __data_axes[id] : 'y' |
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} |
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function getYScale (id) { |
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return getAxisId(id) === 'y2' ? y2 : y |
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} |
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function getSubYScale (id) { |
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return getAxisId(id) === 'y2' ? subY2 : subY |
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} |
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//-- Data --// |
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function convertRowsToData (rows) { |
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var keys = rows[0], new_row = {}, new_rows = [], i, j |
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for (i = 1; i < rows.length; i++) { |
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new_row = {} |
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for (j = 0; j < rows[i].length; j++) { |
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new_row[keys[j]] = rows[i][j] |
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} |
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new_rows.push(new_row) |
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} |
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return new_rows |
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} |
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function convertColumnsToData (columns) { |
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var new_rows = [], i, j, key |
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for (i = 0; i < columns.length; i++) { |
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key = columns[i][0] |
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for (j = 1; j < columns[i].length; j++) { |
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if (typeof new_rows[j-1] === 'undefined') { |
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new_rows[j-1] = {} |
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} |
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new_rows[j-1][key] = columns[i][j] |
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} |
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} |
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return new_rows |
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} |
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function convertDataToTargets (data) { |
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var ids = d3.keys(data[0]).filter(function(key){ return key !== __data_x }) |
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var targets, i = 0 |
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data.forEach(function(d) { |
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d.x = (isTimeSeries) ? parseDate(d[__data_x]) : i++ |
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if (firstDate === null) firstDate = new Date(d.x) |
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lastDate = new Date(d.x) |
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}) |
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targets = ids.map(function(id,i) { |
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var convertedId = __data_id_converter(id) |
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return { |
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id : convertedId, |
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id_org : id, |
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values : data.map(function(d) { |
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return {x: d.x, value: +d[id], id: convertedId} |
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}) |
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} |
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}) |
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// cache as original id keyed |
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targets.forEach(function(d){ |
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addCache(d.id_org, d) |
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}) |
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return targets |
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} |
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function cloneTarget (target) { |
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return { |
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id : target.id, |
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id_org : target.id_org, |
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values : target.values.map(function(d){ |
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return {x: d.x, value: d.value, id: d.id} |
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}) |
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} |
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} |
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function maxDataCount () { |
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return d3.max(c3.data.targets, function(t){ return t.values.length }) |
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} |
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function getTargetIds (targets) { |
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targets = (typeof targets === 'undefined') ? c3.data.targets : targets |
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return targets.map(function(d){ return d.id; }) |
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} |
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function hasTarget (id) { |
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var ids = getTargetIds(), i |
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for (i = 0; i < ids.length; i++) { |
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if (ids[i] === id) return true |
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} |
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return false |
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} |
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function getTargets (filter) { |
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return typeof filter !== 'undefined' ? c3.data.targets.filter(filter) : c3.data.targets |
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} |
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function category (i) { |
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return i < __axis_x_categories.length ? __axis_x_categories[i] : i |
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} |
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function classShapes (d) { return "__shapes __shapes-" + d.id } |
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function classLine (d) { return classShapes(d) + " __line __line-" + d.id } |
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function classCircles (d) { return classShapes(d) + " __circles __circles-" + d.id } |
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function classBars (d) { return classShapes(d) + " __bars __bars-" + d.id } |
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function classShape (d,i) { return "__shape __shape-" + i } |
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function classCircle (d,i) { return classShape(d,i) + " __circle __circle-" + i } |
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function classBar (d,i) { return classShape(d,i) + " __bar __bar-" + i } |
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function xx (d) { |
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return x(d.x) |
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} |
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function xv (d) { |
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return x(d.value) |
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} |
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function yv (d) { |
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return y(d.value) |
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} |
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//-- Circle --/ |
|
|
|
function circleX (d) { |
|
return x(d.x) |
|
} |
|
function circleY (d) { |
|
return getYScale(d.id)(d.value) |
|
} |
|
|
|
//-- Bar --// |
|
|
|
function getBarIndices () { |
|
var indices = {}, i = 0, j, k |
|
getTargets(isBarType).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 (typeof indices[d.id] === 'undefined') indices[d.id] = i++ |
|
}) |
|
indices.__max__ = i-1 |
|
return indices |
|
} |
|
function getBarX (barW, barTargetsNum, barIndices, isSub) { |
|
var scale = isSub ? subX : x |
|
return function (d) { |
|
var barIndex = d.id in barIndices ? barIndices[d.id] : 0 |
|
return scale(d.x) - barW * (barTargetsNum/2 - barIndex) |
|
} |
|
} |
|
function getBarY (barH, barIndices, zeroBased, isSub) { |
|
var indicesIds = Object.keys(barIndices) |
|
return function (d,i) { |
|
var offset = 0 |
|
var scale = isSub ? getSubYScale(d.id) : getYScale(d.id) |
|
getTargets(isBarType).forEach(function(t){ |
|
if (t.id === d.id || barIndices[t.id] !== barIndices[d.id]) return |
|
if (indicesIds.indexOf(t.id) < indicesIds.indexOf(d.id)) { |
|
offset += barH(t.values[i]) |
|
} |
|
}) |
|
return zeroBased ? offset : scale(d.value) - offset |
|
} |
|
} |
|
function getBarW (axis, barTargetsNum) { |
|
return (axis.tickOffset()*2*0.6) / barTargetsNum |
|
} |
|
function getBarH (height, isSub) { |
|
var h = height === null ? function(v){ return v } : function(v){ return height-v } |
|
return function (d) { |
|
var scale = isSub ? getSubYScale(d.id) : getYScale(d.id) |
|
return h(scale(d.value)) |
|
} |
|
} |
|
|
|
//-- Type --// |
|
|
|
function setTargetType (targets, type) { |
|
var targetIds = typeof targets === 'undefined' ? getTargetIds() : targets |
|
if (typeof targetIds === 'string') targetIds = [targetIds] |
|
for (var i = 0; i < targetIds.length; i++) { |
|
__data_types[targetIds[i]] = 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 |
|
} |
|
function hasLineType (targets) { |
|
return hasType(targets, 'line') |
|
} |
|
function hasBarType (targets) { |
|
return hasType(targets, 'bar') |
|
} |
|
function isLineType (d) { |
|
var id = (typeof d === 'string') ? d : d.id |
|
return !(id in __data_types) || __data_types[id] === 'line' |
|
} |
|
function isBarType (d) { |
|
var id = (typeof d === 'string') ? d : d.id |
|
return __data_types[id] === 'bar' |
|
} |
|
function lineData (d) { |
|
return isLineType(d) ? d.values : [] |
|
} |
|
function barData (d) { |
|
return isBarType(d) ? d.values : [] |
|
} |
|
|
|
//-- Color --// |
|
|
|
function generateColor (_colors, _pattern) { |
|
var ids = [], |
|
colors = _colors, |
|
pattern = (_pattern !== null) ? _pattern : ['#1f77b4', '#ff7f0e', '#2ca02c', '#d62728','#9467bd', '#8c564b', '#e377c2', '#7f7f7f', '#bcbd22', '#17becf'] //same as d3.scale.category10() |
|
|
|
return function (id) { |
|
// if specified, choose that color |
|
if (id in colors) return _colors[id] |
|
|
|
// if not specified, choose from pattern |
|
if ( ! (ids.indexOf(id) >= 0)) { |
|
ids.push(id) |
|
} |
|
return pattern[ids.indexOf(id) % pattern.length] |
|
} |
|
} |
|
|
|
//-- 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), d3_this = d3.select(_this) |
|
var x = d3_this.attr("x")*1, y = d3_this.attr("y")*1, w = d3_this.attr("width")*1 |
|
var sx = x - 10, ex = x + w + 10, ey = y - 10 |
|
return sx < mouse[0] && mouse[0] < ex && ey < mouse[1] |
|
} |
|
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 |
|
} |
|
|
|
//-- Selection --// |
|
|
|
function selectPoint (target, d, i) { |
|
__point_onselected(target, d) |
|
// add selected-circle on low layer g |
|
main.select(".selected-circles-" + d.id).selectAll('.selected-circle-' + i) |
|
.data([d]) |
|
.enter().append('circle') |
|
.attr("class", function(d){ return "selected-circle selected-circle-" + i }) |
|
.attr("cx", __axis_rotated ? circleY : circleX) |
|
.attr("cy", __axis_rotated ? circleX : circleY) |
|
.attr("stroke", function(){ return color(d.id) }) |
|
.attr("r", __point_select_r * 1.4) |
|
.transition().duration(100) |
|
.attr("r", __point_select_r) |
|
} |
|
function unselectPoint (target, d, i) { |
|
__point_onunselected(target, d) |
|
// remove selected-circle from low layer g |
|
main.select(".selected-circles-" + d.id).selectAll(".selected-circle-" + 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, i) { |
|
} |
|
function unselectBar (target, d, i) { |
|
} |
|
function toggleBar (selected, target, d, i) { |
|
(selected) ? selectBar(target, d, i) : unselectBar(target, d, i) |
|
} |
|
|
|
//-- Shape --// |
|
|
|
function lineWithRegions (d, x, y, regions) { |
|
var prev = -1, i, j |
|
var s = "M" |
|
var xp, yp, dx, dy, dd, diff, diff2 |
|
var xValue, yValue |
|
|
|
// Check start/end of regions |
|
if (typeof regions !== 'undefined') { |
|
for (i = 0; i < regions.length; i++){ |
|
if (typeof regions[i].start === 'undefined') { |
|
regions[i].start = d[0].x |
|
} |
|
if (typeof regions[i].end === 'undefined') { |
|
regions[i].end = d[d.length-1].x |
|
} |
|
} |
|
} |
|
|
|
// 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) } |
|
|
|
// Generate |
|
for (i = 0; i < d.length; i++) { |
|
// Draw as normal |
|
if (typeof regions === 'undefined' || ! isWithinRegions(d[i].x, regions)) { |
|
s += " "+xValue(d[i])+" "+yValue(d[i]) |
|
} |
|
// Draw with region // TODO: Fix for horizotal charts |
|
else { |
|
xp = d3.scale.linear().range([d[i-1].x, d[i].x]) |
|
yp = d3.scale.linear().range([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 += "M"+x(xp(j))+" "+y(yp(j))+" "+x(xp(j+diff))+" "+y(yp(j+diff)) |
|
} |
|
} |
|
prev = d[i].x |
|
} |
|
return s |
|
} |
|
|
|
/*-- Define brush --*/ |
|
|
|
var brush = d3.svg.brush().x(subX).on("brush", redraw) |
|
|
|
/*-- Draw Chart --*/ |
|
|
|
// for brush area culculation |
|
var firstDate = null, |
|
lastDate = null |
|
|
|
function init (data) { |
|
var targets = c3.data.targets = convertDataToTargets(data) |
|
var rectX, rectW |
|
var grid, xgridLine |
|
|
|
// TODO: set names if names not specified |
|
|
|
x.domain(d3.extent(data.map(function(d){ return d.x }))) |
|
y.domain(getYDomain(targets, 'y')) |
|
y2.domain(getYDomain(targets, 'y2')) |
|
|
|
subX.domain(x.domain()) |
|
subY.domain(y.domain()) |
|
subY2.domain(y2.domain()) |
|
|
|
/*-- Main Region --*/ |
|
|
|
grid = main.append('g') |
|
.attr("clip-path", clipPath) |
|
.attr('class', 'grid') |
|
|
|
// X-Grid |
|
if (__grid_x_show) { |
|
grid.append("g").attr("class", "xgrids") |
|
} |
|
if (__grid_x_lines) { |
|
xgridLine = grid.append('g') |
|
.attr("class", "xgrid-lines") |
|
.selectAll('.xgrid-line') |
|
.data(__grid_x_lines) |
|
.enter().append('g') |
|
.attr("class", "xgrid-line") |
|
xgridLine.append('line') |
|
.attr("class", function(d){ return "" + d['class'] }) |
|
xgridLine.append('text') |
|
.attr("class", function(d){ return "" + d['class'] }) |
|
.attr("text-anchor", "end") |
|
.attr("transform", __axis_rotated ? "" : "rotate(-90)") |
|
.attr('dx', __axis_rotated ? 0 : -margin.top) |
|
.attr('dy', -6) |
|
.text(function(d){ return d.text }) |
|
} |
|
if (__point_focus_line_enabled) { |
|
grid.append('g') |
|
.attr("class", "xgrid-focus") |
|
.append('line') |
|
.attr('class', 'xgrid-focus') |
|
.attr("x1", __axis_rotated ? 0 : -10) |
|
.attr("x2", __axis_rotated ? width : -10) |
|
.attr("y1", __axis_rotated ? -10 : margin.top) |
|
.attr("y2", __axis_rotated ? -10 : height) |
|
} |
|
|
|
// Y-Grid |
|
if (__grid_y_show) { |
|
grid.append('g').attr('class', 'ygrids') |
|
} |
|
if (__grid_y_lines) { |
|
grid.append('g') |
|
.attr('class', 'ygrid-lines') |
|
.selectAll('ygrid-line') |
|
.data(__grid_y_lines) |
|
.enter().append('line') |
|
.attr("class", function(d){ return "ygrid-line " + d['class'] }) |
|
} |
|
|
|
// Area |
|
if (__regions !== null) { |
|
grid.append('g') |
|
.attr("class", "regions") |
|
.selectAll('rect.region') |
|
.data(__regions) |
|
.enter().append('rect') |
|
.attr('class', function(d,i){ return 'region region-' + i }) |
|
} |
|
|
|
// Define g for chart area |
|
main.append('g') |
|
.attr("clip-path", clipPath) |
|
.attr('class', 'chart') |
|
|
|
// Cover whole with rects for events |
|
rectW = (((__axis_rotated ? height : width)*getXDomainRatio())/(maxDataCount()-1)) |
|
rectX = function(d){ return x(d.x)-(rectW/2) } |
|
main.select('.chart').append("g") |
|
.attr("class", "event-rects") |
|
.style('fill-opacity', 0) |
|
.selectAll(".event-rects") |
|
.data(data) |
|
.enter().append("rect") |
|
.attr("class", function(d,i){ return "event-rect event-rect-"+i }) |
|
.style("cursor", function(d){ return __data_selection_enabled && __data_selection_grouped ? "pointer" : null }) |
|
.attr("x", __axis_rotated ? 0 : rectX) |
|
.attr("y", __axis_rotated ? rectX : 0) |
|
.attr("width", __axis_rotated ? width : rectW) |
|
.attr("height", __axis_rotated ? rectW : height) |
|
.on('mouseover', function(d,i) { |
|
if (dragging) return // do nothing if dragging |
|
|
|
var selectedData = c3.data.targets.map(function(d){ return d.values[i] }); |
|
var j, newData |
|
|
|
// Add id,name to selectedData |
|
for (j = 0; j < selectedData.length; j++) { |
|
selectedData[j].name = __data_names[selectedData[j].id] |
|
} |
|
// Sort selectedData as names order |
|
if (Object.keys(__data_names).length > 0) { |
|
newData = [] |
|
for (var id in __data_names) { |
|
for (j = 0; j < selectedData.length; j++) { |
|
if (selectedData[j].id === id) { |
|
newData.push(selectedData[j]) |
|
selectedData.shift(j) |
|
break |
|
} |
|
} |
|
} |
|
selectedData = newData.concat(selectedData) // Add remained |
|
} |
|
|
|
// Expand circles if needed |
|
if (__point_focus_expand_enabled) { |
|
main.selectAll('.__circle-'+i) |
|
.classed("_e_", true) |
|
.attr('r', __point_focus_expand_r) |
|
} |
|
|
|
// Expand bars |
|
main.selectAll(".__bar-"+i) |
|
.classed("_e_", true) |
|
|
|
// Show xgrid focus line |
|
main.selectAll('line.xgrid-focus') |
|
.style("visibility","visible") |
|
.data([selectedData[0]]) |
|
.attr(__axis_rotated ? 'y1' : 'x1', xx) |
|
.attr(__axis_rotated ? 'y2' : 'x2', xx) |
|
|
|
// Set tooltip |
|
tooltip.style("top", (d3.mouse(this)[1] + 30) + "px") |
|
.style("left", ((__axis_rotated ? d3.mouse(this)[0] : x(selectedData[0].x)) + 60) + "px") |
|
tooltip.html(__tooltip_contents(selectedData)) |
|
tooltip.style("visibility", "visible") |
|
}) |
|
.on('mouseout', function(d,i) { |
|
main.select('line.xgrid-focus').style("visibility", "hidden") |
|
tooltip.style("visibility", "hidden") |
|
// Undo expanded circles |
|
main.selectAll('.__circle-'+i) |
|
.filter(function(){ return d3.select(this).classed('_e_') }) |
|
.classed("_e_", false) |
|
.attr('r', __point_r) |
|
// Undo expanded bar |
|
main.selectAll(".__bar-"+i) |
|
.classed("_e_", false) |
|
}) |
|
.on('mousemove', function(d,i){ |
|
if ( ! __data_selection_enabled || dragging) return |
|
if ( __data_selection_grouped) return // nothing to do when grouped |
|
|
|
main.selectAll('.__shape-'+i) |
|
.filter(function(d){ return __data_selection_isselectable(d) }) |
|
.each(function(d){ |
|
var _this = d3.select(this).classed('_e_', true) |
|
if (this.nodeName === 'circle') _this.attr('r', __point_focus_expand_r) |
|
d3.select('.event-rect-'+i).style('cursor', null) |
|
}) |
|
.filter(function(d){ |
|
var _this = d3.select(this) |
|
if (this.nodeName === 'circle') { |
|
return isWithinCircle(this, __point_select_r) |
|
} |
|
else if (this.nodeName === 'rect') { |
|
return isWithinBar(this, _this.attr('x'), _this.attr('y')) |
|
} |
|
}) |
|
.each(function(d){ |
|
var _this = d3.select(this) |
|
if ( ! _this.classed('_e_')) { |
|
_this.classed('_e_', true) |
|
if (this.nodeName === 'circle') _this.attr('r', __point_select_r) |
|
} |
|
d3.select('.event-rect-'+i).style('cursor', 'pointer') |
|
}) |
|
}) |
|
.on('click', function(d,i) { |
|
main.selectAll('.__shape-'+i).each(function(d){ |
|
var _this = d3.select(this), |
|
isSelected = _this.classed('_s_') |
|
var isWithin = false, toggle |
|
if (this.nodeName === 'circle') { |
|
isWithin = isWithinCircle(this, __point_select_r*1.5) |
|
toggle = togglePoint |
|
} |
|
else if (this.nodeName === 'rect') { |
|
isWithin = isWithinBar(this) |
|
toggle = toggleBar |
|
} |
|
if (__data_selection_grouped || isWithin) { |
|
if (__data_selection_enabled && __data_selection_isselectable(d)) { |
|
_this.classed('_s_', !isSelected) |
|
toggle(!isSelected, _this, d, i) |
|
} |
|
__point_onclick(d, _this) // TODO: should be __data_onclick |
|
} |
|
}) |
|
}) |
|
.call( |
|
d3.behavior.drag().origin(Object).on('drag', function(d){ |
|
if ( ! __data_selection_enabled) return // do nothing if not selectable |
|
|
|
var sx = dragStart[0], sy = dragStart[1], |
|
mouse = d3.mouse(this), |
|
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('.dragarea') |
|
.attr('x', minX) |
|
.attr('y', minY) |
|
.attr('width', maxX-minX) |
|
.attr('height', maxY-minY) |
|
main.selectAll('.__shapes').selectAll('.__shape') |
|
.filter(function(d){ return __data_selection_isselectable(d) }) |
|
.each(function(d,i){ |
|
var _this = d3.select(this), |
|
isSelected = _this.classed('_s_'), |
|
isIncluded = _this.classed('_i_'), |
|
_x, _y, _w, toggle, isWithin = false |
|
if (this.nodeName === 'circle') { |
|
_x = _this.attr("cx")*1 |
|
_y = _this.attr("cy")*1 |
|
toggle = togglePoint |
|
isWithin = minX < _x && _x < maxX && minY < _y && _y < maxY |
|
} |
|
else if (this.nodeName === 'rect') { |
|
_x = _this.attr("x")*1 |
|
_y = _this.attr("y")*1 |
|
_w = _this.attr('width')*1 |
|
toggle = toggleBar |
|
isWithin = minX < _x+_w && _x < maxX && _y < maxY |
|
} |
|
if (isWithin ^ isIncluded) { |
|
_this.classed('_i_', !isIncluded) |
|
// TODO: included/unincluded callback here |
|
_this.classed('_s_', !isSelected) |
|
toggle(!isSelected, _this, d, i) |
|
} |
|
}) |
|
}) |
|
.on('dragstart', function() { |
|
if ( ! __data_selection_enabled) return // do nothing if not selectable |
|
dragStart = d3.mouse(this) |
|
main.select('.chart').append('rect') |
|
.attr('class', 'dragarea') |
|
.style('opacity', 0.1) |
|
dragging = true |
|
// TODO: add callback here |
|
}) |
|
.on('dragend', function() { |
|
if ( ! __data_selection_enabled) return // do nothing if not selectable |
|
main.select('.dragarea') |
|
.transition().duration(100) |
|
.style('opacity', 0) |
|
.remove() |
|
main.selectAll('.__shape') |
|
.classed('_i_', false) |
|
dragging = false |
|
// TODO: add callback here |
|
}) |
|
) |
|
|
|
// Define g for bar chart area |
|
main.select(".chart").append("g") |
|
.attr("class", "chart-bars") |
|
|
|
// Define g for line chart area |
|
main.select(".chart").append("g") |
|
.attr("class", "chart-lines") |
|
|
|
// ATTENTION: This must be called AFTER chart added |
|
// Add Axis |
|
main.append("g") |
|
.attr("class", "x axis") |
|
.attr("clip-path", __axis_rotated ? "" : "url(#xaxis-clip)") |
|
.attr("transform", "translate(0," + height + ")") |
|
.call(__axis_rotated ? yAxis : xAxis) |
|
main.append("g") |
|
.attr("class", "y axis") |
|
.attr("clip-path", __axis_rotated ? "url(#yaxis-clip)" : "") |
|
.call(__axis_rotated ? xAxis : yAxis) |
|
.append("text") |
|
.attr("transform", "rotate(-90)") |
|
.attr("dy", "1.4em") |
|
.attr("dx", "-.8em") |
|
.style("text-anchor", "end") |
|
.text(__axis_y_text) |
|
|
|
if (__axis_y2_show) { |
|
main.append("g") |
|
.attr("class", "y2 axis") |
|
.attr("transform", "translate(" + (__axis_rotated ? 0 : width) + "," + (__axis_rotated ? 10 : 0) + ")") |
|
.call(yAxis2) |
|
} |
|
|
|
/*-- Context Region --*/ |
|
|
|
if (__subchart_show) { |
|
// Define g for chart area |
|
context.append('g') |
|
.attr("clip-path", clipPath) |
|
.attr('class', 'chart') |
|
|
|
// Define g for bar chart area |
|
context.select(".chart").append("g") |
|
.attr("class", "chart-bars") |
|
|
|
// Define g for line chart area |
|
context.select(".chart").append("g") |
|
.attr("class", "chart-lines") |
|
|
|
// ATTENTION: This must be called AFTER chart rendered and BEFORE brush called. |
|
// Update extetn for Brush |
|
if (__subchart_default !== null) { |
|
brush.extent((isTimeSeries) ? __subchart_default(firstDate,lastDate) : __subchart_default(0,maxDataCount()-1)) |
|
} |
|
|
|
// Add extent rect for Brush |
|
context.append("g") |
|
.attr("class", "x brush") |
|
.call(brush) |
|
.selectAll("rect") |
|
.attr("height", height2) |
|
|
|
// ATTENTION: This must be called AFTER chart added |
|
// Add Axis |
|
context.append("g") |
|
.attr("class", "x axis") |
|
.attr("transform", "translate(0," + height2 + ")") |
|
.call(subXAxis) |
|
} |
|
|
|
/*-- Legend Region --*/ |
|
|
|
if (__legend_show) updateLegend(targets) |
|
|
|
// Set targets |
|
updateTargets(targets) |
|
|
|
// Draw with targets |
|
redraw(false, true, true) |
|
} |
|
|
|
function redraw (withTransition, withY, withSubchart) { |
|
var xgrid, xgridData, xgridLine |
|
var mainPath, mainCircle, mainBar, contextPath |
|
var barIndices = getBarIndices(), barTargetsNum = barIndices.__max__ + 1 |
|
var barX, barY, barW, barH |
|
var rectX, rectW |
|
|
|
withY = (typeof withY === 'undefined') ? false : withY |
|
withSubchart = (typeof withSubchart === 'undefined') ? false : withSubchart |
|
|
|
// ATTENTION: call here to update tickOffset |
|
x.domain(brush.empty() ? subX.domain() : brush.extent()) |
|
y.domain(getYDomain(c3.data.targets, 'y')) |
|
y2.domain(getYDomain(c3.data.targets, 'y2')) |
|
|
|
main.selectAll(".x.axis").transition().duration(__axis_rotated ? 250 : 0).call(__axis_rotated ? yAxis : xAxis) |
|
main.selectAll(".y.axis").transition().duration(__axis_rotated ? 0 : 250).call(__axis_rotated ? xAxis : yAxis) |
|
main.selectAll(".y2.axis").transition().call(yAxis2) |
|
|
|
// Update sub domain |
|
subY.domain(y.domain()) |
|
subY2.domain(y2.domain()) |
|
|
|
// grid |
|
if (__grid_x_show) { |
|
if (__grid_x_type === 'year') { |
|
xgridData = [] |
|
firstYear = firstDate.getFullYear() |
|
lastYear = lastDate.getFullYear() |
|
for (var year = firstYear; year <= lastYear; year++) { |
|
xgridData.push(new Date(year + '-01-01 00:00:00')) |
|
} |
|
} else { |
|
xgridData = x.ticks(10) |
|
} |
|
|
|
xgrid = main.select('.xgrids').selectAll(".xgrid") |
|
.data(xgridData) |
|
xgrid.enter().append('line').attr("class", "xgrid") |
|
xgrid.exit().remove() |
|
main.selectAll(".xgrid") |
|
.attr("x1", function(d){ return x(d) - xAxis.tickOffset(); }) |
|
.attr("x2", function(d){ return x(d) - xAxis.tickOffset(); }) |
|
.attr("y1", margin.top) |
|
.attr("y2", height) |
|
} |
|
if (__grid_x_lines) { |
|
xgridLine = main.selectAll(".xgrid-lines") |
|
xgridLine.selectAll('line') |
|
.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) |
|
xgridLine.selectAll('text') |
|
.attr("x", __axis_rotated ? width : 0) |
|
.attr("y", xv) |
|
} |
|
// Y-Grid |
|
if (withY && __grid_y_show) { |
|
ygrid = main.select('.ygrids').selectAll(".ygrid") |
|
.data(y.ticks(10)) |
|
ygrid.enter().append('line') |
|
.attr('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) |
|
.attr("opacity", 0) |
|
.transition() |
|
.attr("opacity", 1) |
|
ygrid.exit().remove() |
|
} |
|
if (withY && __grid_y_lines) { |
|
main.select('.ygrid-lines').selectAll('.ygrid-line') |
|
.attr("y1", yv) |
|
.attr("y2", yv) |
|
} |
|
|
|
// bars |
|
barW = getBarW(xAxis, barTargetsNum) |
|
barH = getBarH(__axis_rotated ? null : height) |
|
barX = getBarX(barW, barTargetsNum, barIndices) |
|
barY = getBarY(barH, barIndices, __axis_rotated) |
|
mainBar = main.selectAll('.__bars').selectAll('.__bar') |
|
.data(barData) |
|
mainBar.transition().duration(withTransition ? 250 : 0) |
|
.attr("x", __axis_rotated ? barY : barX) |
|
.attr("y", __axis_rotated ? barX : barY) |
|
.attr("width", __axis_rotated ? barH : barW) |
|
.attr("height", __axis_rotated ? barW : barH) |
|
mainBar.enter().append('rect') |
|
.attr("class", classBar) |
|
.attr("x", __axis_rotated ? barY : barX) |
|
.attr("y", __axis_rotated ? barX : barY) |
|
.attr("width", __axis_rotated ? barH : barW) |
|
.attr("height", __axis_rotated ? barW : barH) |
|
.style("opacity", 0) |
|
.transition().duration(withTransition ? 250 : 0) |
|
.style('opacity', 1) |
|
mainBar.exit().transition().duration(withTransition ? 250 : 0) |
|
.style('opacity', 0) |
|
.remove() |
|
|
|
// lines and cricles |
|
main.selectAll('.__line') |
|
.transition().duration(withTransition ? 250 : 0) |
|
.attr("d", lineOnMain) |
|
mainCircle = main.selectAll('.__circles').selectAll('.__circle') |
|
.data(lineData) |
|
mainCircle.transition().duration(withTransition ? 250 : 0) |
|
.attr("cx", __axis_rotated ? circleY : circleX) |
|
.attr("cy", __axis_rotated ? circleX : circleY) |
|
mainCircle.enter().append("circle") |
|
.attr("class", classCircle) |
|
.attr("cx", __axis_rotated ? circleY : circleX) |
|
.attr("cy", __axis_rotated ? circleX : circleY) |
|
.attr("r", __point_r) |
|
mainCircle.exit().remove() |
|
|
|
// subchart |
|
if (withSubchart && __subchart_show) { |
|
// bars |
|
barW = getBarW(subXAxis, barTargetsNum) |
|
barH = getBarH(height2, true) |
|
barX = getBarX(barW, barTargetsNum, barIndices, true) |
|
barY = getBarY(barH, barIndices, false, true) |
|
contextBar = context.selectAll('.__bars').selectAll('.__bar') |
|
.data(barData) |
|
contextBar.transition().duration(withTransition ? 250 : 0) |
|
.attr("x", barX).attr("y", barY).attr("width", barW).attr("height", barH) |
|
contextBar.enter().append('rect') |
|
.attr("class", classBar) |
|
.attr("x", barX).attr("y", barY).attr("width", barW).attr("height", barH) |
|
.style("opacity", 0) |
|
.transition() |
|
.style('opacity', 1) |
|
contextBar.exit().transition() |
|
.style('opacity', 0) |
|
.remove() |
|
|
|
// lines |
|
context.selectAll('.__line') |
|
.transition().duration(withTransition ? 250 : 0) |
|
.attr("d", lineOnSub) |
|
} |
|
|
|
// circles for select |
|
main.selectAll('.selected-circles') |
|
.filter(function(d){ return isBarType(d); }) |
|
.selectAll('circle') |
|
.remove() |
|
main.selectAll('.selected-circle') |
|
.attr("cx", __axis_rotated ? circleY : circleX) |
|
.attr("cy", __axis_rotated ? circleX : circleY) |
|
|
|
// rect for mouseover |
|
rectW = (((__axis_rotated ? height : width)*getXDomainRatio())/(maxDataCount()-1)) |
|
rectX = function(d){ return x(d.x)-(rectW/2) } |
|
main.selectAll('.event-rect') |
|
.attr("x", __axis_rotated ? 0 : rectX) |
|
.attr("y", __axis_rotated ? rectX : 0) |
|
.attr("width", __axis_rotated ? width : rectW) |
|
.attr("height", __axis_rotated ? rectW : height) |
|
main.selectAll('rect.region') |
|
.attr("x", __axis_rotated ? 0 : regionStart) |
|
.attr("y", __axis_rotated ? regionStart : margin.top) |
|
.attr("width", __axis_rotated ? width : regionWidth) |
|
.attr("height", __axis_rotated ? regionWidth : height) |
|
// TODO: enter/exti section for data add/remove |
|
} |
|
|
|
function updateTargets (targets) { |
|
var mainLineEnter, mainLineUpdate, mainBarEnter, mainBarUpdate |
|
var contextLineEnter, contextLineUpdate, contextBarEnter, contextBarUpdate |
|
|
|
/*-- Main --*/ |
|
|
|
//-- Bar --// |
|
mainBarUpdate = main.select('.chart-bars') |
|
.selectAll('.chart-bar') |
|
.data(targets) |
|
mainBarEnter = mainBarUpdate.enter().append('g') |
|
.attr('class', function(d){ return 'chart-bar target target-' + d.id }) |
|
.style("pointer-events", "none") |
|
.style('opacity', 0) |
|
// Bars for each data |
|
mainBarEnter.append('g') |
|
.attr("class", classBars) |
|
.style("fill", function(d){ return color(d.id) }) |
|
.style("stroke", function(d){ return color(d.id) }) |
|
.style("stroke-width", 0) |
|
.style("cursor", function(d){ return __data_selection_isselectable(d) ? "pointer" : null }) |
|
|
|
//-- Line --// |
|
mainLineUpdate = main.select('.chart-lines') |
|
.selectAll('.chart-line') |
|
.data(targets) |
|
mainLineEnter = mainLineUpdate.enter().append('g') |
|
.attr('class', function(d){ return 'chart-line target target-' + d.id }) |
|
.style("pointer-events", "none") |
|
.style('opacity', 0) |
|
// Lines for each data |
|
mainLineEnter.append("path") |
|
.attr("class", classLine) |
|
.style("stroke", function(d){ return color(d.id) }) |
|
// Circles for each data point on lines |
|
mainLineEnter.append('g') |
|
.attr("class", function(d){ return "selected-circles selected-circles-" + d.id }) |
|
mainLineEnter.append('g') |
|
.attr("class", classCircles) |
|
.style("fill", function(d){ return color(d.id) }) |
|
.style("cursor", function(d){ return __data_selection_isselectable(d) ? "pointer" : null }) |
|
|
|
/*-- Context --*/ |
|
|
|
if (__subchart_show) { |
|
|
|
contextBarUpdate = context.select('.chart-bars') |
|
.selectAll('.chart-bar') |
|
.data(targets) |
|
contextBarEnter = contextBarUpdate.enter().append('g') |
|
.attr('class', function(d){ return 'chart-bar target target-' + d.id }) |
|
.style('opacity', 0) |
|
// Bars for each data |
|
contextBarEnter.append('g') |
|
.attr("class", classBars) |
|
.style("fill", function(d){ return color(d.id) }) |
|
|
|
//-- Line --// |
|
contextLineUpdate = context.select('.chart-lines') |
|
.selectAll('.chart-line') |
|
.data(targets) |
|
contextLineEnter = contextLineUpdate.enter().append('g') |
|
.attr('class', function(d){ return 'chart-line target target-' + d.id }) |
|
.style('opacity', 0) |
|
// Lines for each data |
|
contextLineEnter.append("path") |
|
.attr("class", classLine) |
|
.style("stroke", function(d) { return color(d.id) }) |
|
} |
|
|
|
/*-- Legend --*/ |
|
|
|
if (__legend_show) { |
|
updateLegend(targets) |
|
} |
|
|
|
/*-- Show --*/ |
|
|
|
// Fade-in each chart |
|
d3.selectAll('.target') |
|
.transition() |
|
.style("opacity", 1) |
|
} |
|
|
|
function load (targets, done) { |
|
// 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(true, true, true) |
|
|
|
done() |
|
} |
|
|
|
/*-- Draw Legend --*/ |
|
|
|
function updateLegend (targets) { |
|
var ids = getTargetIds(targets), l |
|
var padding = width/2 - __legend_item_width*Object.keys(targets).length/2 |
|
|
|
// Define g for legend area |
|
l = legend.selectAll('.legend-item') |
|
.data(ids) |
|
.enter().append('g') |
|
.attr('class', function(d){ return 'legend-item legend-item-' + d }) |
|
.style('cursor', 'pointer') |
|
.on('click', function(d){ |
|
__legend_item_onclick(d) |
|
}) |
|
.on('mouseover', function(d){ |
|
d3.selectAll('.legend-item').filter(function(_d){ return _d !== d }) |
|
.transition().duration(100) |
|
.style('opacity', 0.3) |
|
c3.focus(d) |
|
}) |
|
.on('mouseout', function(d){ |
|
d3.selectAll('.legend-item') |
|
.transition().duration(100) |
|
.style('opacity', 1) |
|
c3.revert() |
|
}) |
|
l.append('rect') |
|
.attr("class", "legend-item-event") |
|
.style('fill-opacity', 0) |
|
.attr('x', -200) |
|
.attr('y', function(){ return legendHeight/2 - 16 }) |
|
.attr('width', __legend_item_width) |
|
.attr('height', 24) |
|
l.append('rect') |
|
.attr("class", "legend-item-tile") |
|
.style('fill', function(d){ return color(d) }) |
|
.attr('x', -200) |
|
.attr('y', function(){ return legendHeight/2 - 9 }) |
|
.attr('width', 10) |
|
.attr('height', 10) |
|
l.append('text') |
|
.text(function(d){ return __data_names[d] }) |
|
.attr('x', -200) |
|
.attr('y', function(d,i){ return legendHeight/2 }) |
|
|
|
legend.selectAll('rect.legend-item-event') |
|
.data(ids) |
|
.transition() |
|
.attr('x', function(d,i){ return padding + __legend_item_width*i }) |
|
|
|
legend.selectAll('rect.legend-item-tile') |
|
.data(ids) |
|
.transition() |
|
.attr('x', function(d,i){ return padding + __legend_item_width*i }) |
|
|
|
legend.selectAll('text') |
|
.data(ids) |
|
.transition() |
|
.attr('x', function(d,i){ return padding + __legend_item_width*i + 14 }) |
|
} |
|
|
|
/*-- Event Handling --*/ |
|
|
|
function getTargetSelector (target) { |
|
return (typeof target === 'undefined') ? '.target' : '.target-' + target |
|
} |
|
|
|
c3.focus = function (target) { |
|
c3.defocus() |
|
d3.selectAll(getTargetSelector(target)) |
|
.filter(function(d){ return hasTarget(d.id) }) |
|
.classed('focused', true) |
|
.transition().duration(100) |
|
.style('opacity', 1) |
|
} |
|
|
|
c3.defocus = function (target) { |
|
d3.selectAll(getTargetSelector(target)) |
|
.filter(function(d){ return hasTarget(d.id) }) |
|
.classed('focused', false) |
|
.transition().duration(100) |
|
.style('opacity', 0.3) |
|
} |
|
|
|
c3.revert = function (target) { |
|
d3.selectAll(getTargetSelector(target)) |
|
.filter(function(d){ return hasTarget(d.id) }) |
|
.classed('focused', false) |
|
.transition().duration(100) |
|
.style('opacity', 1) |
|
} |
|
|
|
c3.show = function (target) { |
|
d3.selectAll(getTargetSelector(target)) |
|
.transition() |
|
.style('opacity', 1) |
|
} |
|
|
|
c3.hide = function (target) { |
|
d3.selectAll(getTargetSelector(target)) |
|
.transition() |
|
.style('opacity', 0) |
|
} |
|
|
|
c3.load = function (args) { |
|
// check args |
|
if (typeof args.done === 'undefined') { |
|
args.done = function() {} |
|
} |
|
// use cache if exists |
|
if ('cacheIds' in args && hasCaches(args.cacheIds)) { |
|
load(getCaches(args.cacheIds), args.done) |
|
return |
|
} |
|
// load data |
|
if ('data' in args) { |
|
load(convertDataToTargets(data), args.done) |
|
} |
|
else if ('url' in args) { |
|
d3.csv(args.url, function(error, data){ |
|
load(convertDataToTargets(data), args.done) |
|
}) |
|
} |
|
else if ('rows' in args) { |
|
load(convertDataToTargets(convertRowsToData(args.rows)), args.done) |
|
} |
|
else if ('columns' in args) { |
|
load(convertDataToTargets(convertColumnsToData(args.columns)), args.done) |
|
} |
|
else { |
|
throw Error('url or rows or columns is required.') |
|
} |
|
} |
|
|
|
c3.unload = function (target) { |
|
c3.data.targets = c3.data.targets.filter(function(d){ |
|
return d.id != target |
|
}) |
|
d3.selectAll('.target-'+target) |
|
.transition() |
|
.style('opacity', 0) |
|
.remove() |
|
|
|
if (__legend_show) { |
|
d3.selectAll('.legend-item-'+target).remove() |
|
updateLegend(c3.data.targets) |
|
} |
|
|
|
if (c3.data.targets.length > 0) redraw(true, true, true) |
|
} |
|
|
|
c3.selected = function (target) { |
|
var suffix = (typeof target !== 'undefined') ? '-' + target : '' |
|
return d3.merge( |
|
main.selectAll('.__shapes' + suffix).selectAll('.__shape') |
|
.filter(function(){ return d3.select(this).classed('_s_') }) |
|
.map(function(d){ return d.map(function(_d){ return _d.__data__ }) }) |
|
) |
|
} |
|
|
|
c3.select = function (indices, resetOther) { |
|
if ( ! __data_selection_enabled) return |
|
main.selectAll('.__shapes').selectAll('.__shape').each(function(d,i){ |
|
var selectShape = (this.nodeName === 'circle') ? selectPoint : selectBar, |
|
unselectShape = (this.nodeName === 'circle') ? unselectPoint : unselectBar |
|
if (indices.indexOf(i) >= 0) { |
|
if (__data_selection_grouped || __data_selection_isselectable(d)) { |
|
selectShape(d3.select(this).classed('_s_',true), d, i) |
|
} |
|
} else if (typeof resetOther !== 'undefined' && resetOther) { |
|
unselectShape(d3.select(this).classed('_s_',false), d, i) |
|
} |
|
}) |
|
} |
|
|
|
c3.unselect = function (indices) { |
|
if ( ! __data_selection_enabled) return |
|
main.selectAll('.__shapes').selectAll('.__shape').each(function(d,i){ |
|
var unselectShape = (this.nodeName === 'circle') ? unselectPoint : unselectBar |
|
if (typeof indices === 'undefined' || indices.indexOf(i) >= 0) { |
|
if (__data_selection_grouped || __data_selection_isselectable(d)) { |
|
unselectShape(d3.select(this).classed('_s_',false), d, i) |
|
} |
|
} |
|
}) |
|
} |
|
|
|
c3.toLine = function (targets) { |
|
setTargetType(targets, 'line') |
|
redraw(true, true, true) |
|
} |
|
|
|
c3.toBar = function (targets) { |
|
setTargetType(targets, 'bar') |
|
redraw(true, true, true) |
|
} |
|
|
|
c3.groups = function (groups) { |
|
if (typeof groups !== 'undefined') __data_groups = groups |
|
redraw(true, true, true) |
|
} |
|
|
|
/*-- Load data and init chart with defined functions --*/ |
|
|
|
if ('url' in config.data) { |
|
d3.csv(config.data.url, function(error, data) { init(data) }) |
|
} |
|
else if ('rows' in config.data) { |
|
init(convertRowsToData(config.data.rows)) |
|
} |
|
else if ('columns' in config.data) { |
|
init(convertColumnsToData(config.data.columns)) |
|
} |
|
else { |
|
throw Error('url or rows or columns is required.') |
|
} |
|
|
|
return c3 |
|
} |
|
|
|
function categoryAxis () { |
|
var scale = d3.scale.linear(), orient = "bottom", tickMajorSize = 6, tickMinorSize = 6, tickEndSize = 6, tickPadding = 3, tickCentered = false, tickTextNum = 30, tickOffset = 0, categories = [] |
|
function axisX (selection, x) { |
|
selection.attr("transform", function(d){ |
|
return "translate(" + (x(d) + tickOffset) + ",0)" |
|
}) |
|
} |
|
function axisY (selection, y) { |
|
selection.attr("transform", function(d){ |
|
return "translate(0," + y(d) + ")" |
|
}) |
|
} |
|
function scaleExtent (domain) { |
|
var start = domain[0], stop = domain[domain.length - 1] |
|
return start < stop ? [ start, stop ] : [ stop, start ] |
|
} |
|
function generateTicks (domain) { |
|
var ticks = [] |
|
for (var 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 shouldShowTickText (ticks, i) { |
|
return ticks.length < tickTextNum || i % Math.ceil(ticks.length / tickTextNum) == 0 |
|
} |
|
function category (i) { |
|
return i < categories.length ? categories[i] : i |
|
} |
|
function axis(g) { |
|
g.each(function() { |
|
var g = d3.select(this) |
|
var ticks = generateTicks(scale.domain()) |
|
var tick = g.selectAll(".tick.major").data(ticks, String), tickEnter = tick.enter().insert("g", "path").attr("class", "tick major").style("opacity", 1e-6), tickExit = d3.transition(tick.exit()).style("opacity", 1e-6).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)) |
|
var scale1 = scale.copy(), scale0 = this.__chart__ || scale1 |
|
this.__chart__ = scale1 |
|
tickEnter.append("line") |
|
tickEnter.append("text") |
|
var lineEnter = tickEnter.select("line"), lineUpdate = tickUpdate.select("line"), text = tick.select("text"), textEnter = tickEnter.select("text"), textUpdate = tickUpdate.select("text") |
|
|
|
tickOffset = (scale1(1)-scale1(0))/2 |
|
tickX = tickCentered ? 0 : tickOffset |
|
|
|
switch (orient) { |
|
case "bottom": |
|
{ |
|
tickTransform = axisX |
|
lineEnter.attr("y2", tickMajorSize) |
|
textEnter.attr("y", Math.max(tickMajorSize, 0) + tickPadding) |
|
lineUpdate.attr("x1", tickX).attr("x2", tickX).attr("y2", tickMajorSize) |
|
textUpdate.attr("x", 0).attr("y", Math.max(tickMajorSize, 0) + tickPadding) |
|
text.attr("dy", ".71em").style("text-anchor", "middle") |
|
text.text(function(i){ return shouldShowTickText(ticks, i) ? category(i) : "" }) |
|
pathUpdate.attr("d", "M" + range[0] + "," + tickEndSize + "V0H" + range[1] + "V" + tickEndSize) |
|
break |
|
} |
|
/* TODO: implement |
|
case "top": |
|
{ |
|
tickTransform = axisX |
|
lineEnter.attr("y2", -tickMajorSize) |
|
textEnter.attr("y", -(Math.max(tickMajorSize, 0) + tickPadding)) |
|
lineUpdate.attr("x2", 0).attr("y2", -tickMajorSize) |
|
textUpdate.attr("x", 0).attr("y", -(Math.max(tickMajorSize, 0) + tickPadding)) |
|
text.attr("dy", "0em").style("text-anchor", "middle") |
|
pathUpdate.attr("d", "M" + range[0] + "," + -tickEndSize + "V0H" + range[1] + "V" + -tickEndSize) |
|
break |
|
} |
|
*/ |
|
case "left": |
|
{ |
|
tickTransform = axisY |
|
lineEnter.attr("x2", -tickMajorSize) |
|
textEnter.attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)) |
|
lineUpdate.attr("x2", -tickMajorSize).attr("y2", 0) |
|
textUpdate.attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)).attr("y", tickOffset) |
|
text.attr("dy", ".32em").style("text-anchor", "end") |
|
text.text(function(i){ return shouldShowTickText(ticks, i) ? category(i) : "" }) |
|
pathUpdate.attr("d", "M" + -tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + -tickEndSize) |
|
break |
|
} |
|
/* |
|
case "right": |
|
{ |
|
tickTransform = axisY |
|
lineEnter.attr("x2", tickMajorSize) |
|
textEnter.attr("x", Math.max(tickMajorSize, 0) + tickPadding) |
|
lineUpdate.attr("x2", tickMajorSize).attr("y2", 0) |
|
textUpdate.attr("x", Math.max(tickMajorSize, 0) + tickPadding).attr("y", 0) |
|
text.attr("dy", ".32em").style("text-anchor", "start") |
|
pathUpdate.attr("d", "M" + tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + tickEndSize) |
|
break |
|
} |
|
*/ |
|
} |
|
if (scale.ticks) { |
|
tickEnter.call(tickTransform, scale0) |
|
tickUpdate.call(tickTransform, scale1) |
|
tickExit.call(tickTransform, scale1) |
|
} else { |
|
var dx = scale1.rangeBand() / 2, x = function(d) { |
|
return scale1(d) + dx |
|
} |
|
tickEnter.call(tickTransform, x) |
|
tickUpdate.call(tickTransform, x) |
|
} |
|
}) |
|
} |
|
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.categories = function(x) { |
|
if (!arguments.length) return categories |
|
categories = x |
|
return axis |
|
} |
|
axis.tickCentered = function(x) { |
|
if (!arguments.length) return tickCentered |
|
tickCentered = x |
|
return axis |
|
} |
|
axis.tickOffset = function() { |
|
return tickOffset |
|
} |
|
return axis |
|
} |
|
|
|
})(window)
|
|
|