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January 17, 2015 03:36
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Subchart API
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(function (window) { | |
'use strict'; | |
/*global define, module, exports, require */ | |
var c3 = { version: "0.4.8" }; | |
var c3_chart_fn, c3_chart_internal_fn; | |
function Chart(config) { | |
var $$ = this.internal = new ChartInternal(this); | |
$$.loadConfig(config); | |
$$.init(); | |
// bind "this" to nested API | |
(function bindThis(fn, target, argThis) { | |
Object.keys(fn).forEach(function (key) { | |
target[key] = fn[key].bind(argThis); | |
if (Object.keys(fn[key]).length > 0) { | |
bindThis(fn[key], target[key], argThis); | |
} | |
}); | |
})(c3_chart_fn, this, this); | |
} | |
function ChartInternal(api) { | |
var $$ = this; | |
$$.d3 = window.d3 ? window.d3 : typeof require !== 'undefined' ? require("d3") : undefined; | |
$$.api = api; | |
$$.config = $$.getDefaultConfig(); | |
$$.data = {}; | |
$$.cache = {}; | |
$$.axes = {}; | |
} | |
c3.generate = function (config) { | |
return new Chart(config); | |
}; | |
c3.chart = { | |
fn: Chart.prototype, | |
internal: { | |
fn: ChartInternal.prototype | |
} | |
}; | |
c3_chart_fn = c3.chart.fn; | |
c3_chart_internal_fn = c3.chart.internal.fn; | |
c3_chart_internal_fn.init = function () { | |
var $$ = this, config = $$.config; | |
$$.initParams(); | |
if (config.data_url) { | |
$$.convertUrlToData(config.data_url, config.data_mimeType, config.data_keys, $$.initWithData); | |
} | |
else if (config.data_json) { | |
$$.initWithData($$.convertJsonToData(config.data_json, config.data_keys)); | |
} | |
else if (config.data_rows) { | |
$$.initWithData($$.convertRowsToData(config.data_rows)); | |
} | |
else if (config.data_columns) { | |
$$.initWithData($$.convertColumnsToData(config.data_columns)); | |
} | |
else { | |
throw Error('url or json or rows or columns is required.'); | |
} | |
}; | |
c3_chart_internal_fn.initParams = function () { | |
var $$ = this, d3 = $$.d3, config = $$.config; | |
// MEMO: clipId needs to be unique because it conflicts when multiple charts exist | |
$$.clipId = "c3-" + (+new Date()) + '-clip', | |
$$.clipIdForXAxis = $$.clipId + '-xaxis', | |
$$.clipIdForYAxis = $$.clipId + '-yaxis', | |
$$.clipIdForGrid = $$.clipId + '-grid', | |
$$.clipIdForSubchart = $$.clipId + '-subchart', | |
$$.clipPath = $$.getClipPath($$.clipId), | |
$$.clipPathForXAxis = $$.getClipPath($$.clipIdForXAxis), | |
$$.clipPathForYAxis = $$.getClipPath($$.clipIdForYAxis); | |
$$.clipPathForGrid = $$.getClipPath($$.clipIdForGrid), | |
$$.clipPathForSubchart = $$.getClipPath($$.clipIdForSubchart), | |
$$.dragStart = null; | |
$$.dragging = false; | |
$$.flowing = false; | |
$$.cancelClick = false; | |
$$.mouseover = false; | |
$$.transiting = false; | |
$$.color = $$.generateColor(); | |
$$.levelColor = $$.generateLevelColor(); | |
$$.dataTimeFormat = config.data_xLocaltime ? d3.time.format : d3.time.format.utc; | |
$$.axisTimeFormat = config.axis_x_localtime ? d3.time.format : d3.time.format.utc; | |
$$.defaultAxisTimeFormat = $$.axisTimeFormat.multi([ | |
[".%L", function (d) { return d.getMilliseconds(); }], | |
[":%S", function (d) { return d.getSeconds(); }], | |
["%I:%M", function (d) { return d.getMinutes(); }], | |
["%I %p", function (d) { return d.getHours(); }], | |
["%-m/%-d", function (d) { return d.getDay() && d.getDate() !== 1; }], | |
["%-m/%-d", function (d) { return d.getDate() !== 1; }], | |
["%-m/%-d", function (d) { return d.getMonth(); }], | |
["%Y/%-m/%-d", function () { return true; }] | |
]); | |
$$.hiddenTargetIds = []; | |
$$.hiddenLegendIds = []; | |
$$.focusedTargetIds = []; | |
$$.defocusedTargetIds = []; | |
$$.xOrient = config.axis_rotated ? "left" : "bottom"; | |
$$.yOrient = config.axis_rotated ? (config.axis_y_inner ? "top" : "bottom") : (config.axis_y_inner ? "right" : "left"); | |
$$.y2Orient = config.axis_rotated ? (config.axis_y2_inner ? "bottom" : "top") : (config.axis_y2_inner ? "left" : "right"); | |
$$.subXOrient = config.axis_rotated ? "left" : "bottom"; | |
$$.isLegendRight = config.legend_position === 'right'; | |
$$.isLegendInset = config.legend_position === 'inset'; | |
$$.isLegendTop = config.legend_inset_anchor === 'top-left' || config.legend_inset_anchor === 'top-right'; | |
$$.isLegendLeft = config.legend_inset_anchor === 'top-left' || config.legend_inset_anchor === 'bottom-left'; | |
$$.legendStep = 0; | |
$$.legendItemWidth = 0; | |
$$.legendItemHeight = 0; | |
$$.currentMaxTickWidths = { | |
x: 0, | |
y: 0, | |
y2: 0 | |
}; | |
$$.rotated_padding_left = 30; | |
$$.rotated_padding_right = config.axis_rotated && !config.axis_x_show ? 0 : 30; | |
$$.rotated_padding_top = 5; | |
$$.withoutFadeIn = {}; | |
$$.intervalForObserveInserted = undefined; | |
$$.axes.subx = d3.selectAll([]); // needs when excluding subchart.js | |
}; | |
c3_chart_internal_fn.initChartElements = function () { | |
if (this.initBar) { this.initBar(); } | |
if (this.initLine) { this.initLine(); } | |
if (this.initArc) { this.initArc(); } | |
if (this.initGauge) { this.initGauge(); } | |
if (this.initText) { this.initText(); } | |
}; | |
c3_chart_internal_fn.initWithData = function (data) { | |
var $$ = this, d3 = $$.d3, config = $$.config; | |
var defs, main, binding = true; | |
if ($$.initPie) { $$.initPie(); } | |
if ($$.initBrush) { $$.initBrush(); } | |
if ($$.initZoom) { $$.initZoom(); } | |
$$.selectChart = typeof config.bindto.node === 'function' ? config.bindto : d3.select(config.bindto); | |
if ($$.selectChart.empty()) { | |
$$.selectChart = d3.select(document.createElement('div')).style('opacity', 0); | |
$$.observeInserted($$.selectChart); | |
binding = false; | |
} | |
$$.selectChart.html("").classed("c3", true); | |
// Init data as targets | |
$$.data.xs = {}; | |
$$.data.targets = $$.convertDataToTargets(data); | |
if (config.data_filter) { | |
$$.data.targets = $$.data.targets.filter(config.data_filter); | |
} | |
// Set targets to hide if needed | |
if (config.data_hide) { | |
$$.addHiddenTargetIds(config.data_hide === true ? $$.mapToIds($$.data.targets) : config.data_hide); | |
} | |
if (config.legend_hide) { | |
$$.addHiddenLegendIds(config.legend_hide === true ? $$.mapToIds($$.data.targets) : config.legend_hide); | |
} | |
// when gauge, hide legend // TODO: fix | |
if ($$.hasType('gauge')) { | |
config.legend_show = false; | |
} | |
// Init sizes and scales | |
$$.updateSizes(); | |
$$.updateScales(); | |
// Set domains for each scale | |
$$.x.domain(d3.extent($$.getXDomain($$.data.targets))); | |
$$.y.domain($$.getYDomain($$.data.targets, 'y')); | |
$$.y2.domain($$.getYDomain($$.data.targets, 'y2')); | |
$$.subX.domain($$.x.domain()); | |
$$.subY.domain($$.y.domain()); | |
$$.subY2.domain($$.y2.domain()); | |
// Save original x domain for zoom update | |
$$.orgXDomain = $$.x.domain(); | |
// Set initialized scales to brush and zoom | |
if ($$.brush) { $$.brush.scale($$.subX); } | |
if (config.zoom_enabled) { $$.zoom.scale($$.x); } | |
/*-- Basic Elements --*/ | |
// Define svgs | |
$$.svg = $$.selectChart.append("svg") | |
.style("overflow", "hidden") | |
.on('mouseenter', function () { return config.onmouseover.call($$); }) | |
.on('mouseleave', function () { return config.onmouseout.call($$); }); | |
// Define defs | |
defs = $$.svg.append("defs"); | |
$$.clipChart = $$.appendClip(defs, $$.clipId); | |
$$.clipXAxis = $$.appendClip(defs, $$.clipIdForXAxis); | |
$$.clipYAxis = $$.appendClip(defs, $$.clipIdForYAxis); | |
$$.clipGrid = $$.appendClip(defs, $$.clipIdForGrid); | |
$$.clipSubchart = $$.appendClip(defs, $$.clipIdForSubchart); | |
$$.updateSvgSize(); | |
// Define regions | |
main = $$.main = $$.svg.append("g").attr("transform", $$.getTranslate('main')); | |
if ($$.initSubchart) { $$.initSubchart(); } | |
if ($$.initTooltip) { $$.initTooltip(); } | |
if ($$.initLegend) { $$.initLegend(); } | |
/*-- 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 | |
$$.initRegion(); | |
// Grids | |
$$.initGrid(); | |
// Define g for chart area | |
main.append('g') | |
.attr("clip-path", $$.clipPath) | |
.attr('class', CLASS.chart); | |
// Grid lines | |
if (config.grid_lines_front) { $$.initGridLines(); } | |
// Cover whole with rects for events | |
$$.initEventRect(); | |
// Define g for chart | |
$$.initChartElements(); | |
// if zoom privileged, insert rect to forefront | |
// TODO: is this needed? | |
main.insert('rect', config.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 (config.axis_x_extent) { $$.brush.extent($$.getDefaultExtent()); } | |
// Add Axis | |
$$.initAxis(); | |
// Set targets | |
$$.updateTargets($$.data.targets); | |
// Draw with targets | |
if (binding) { | |
$$.updateDimension(); | |
$$.config.oninit.call($$); | |
$$.redraw({ | |
withTransform: true, | |
withUpdateXDomain: true, | |
withUpdateOrgXDomain: true, | |
withTransitionForAxis: false | |
}); | |
} | |
// Bind resize event | |
if (window.onresize == null) { | |
window.onresize = $$.generateResize(); | |
} | |
if (window.onresize.add) { | |
window.onresize.add(function () { | |
config.onresize.call($$); | |
}); | |
window.onresize.add(function () { | |
$$.api.flush(); | |
}); | |
window.onresize.add(function () { | |
config.onresized.call($$); | |
}); | |
} | |
// export element of the chart | |
$$.api.element = $$.selectChart.node(); | |
}; | |
c3_chart_internal_fn.smoothLines = function (el, type) { | |
var $$ = this; | |
if (type === 'grid') { | |
el.each(function () { | |
var g = $$.d3.select(this), | |
x1 = g.attr('x1'), | |
x2 = g.attr('x2'), | |
y1 = g.attr('y1'), | |
y2 = g.attr('y2'); | |
g.attr({ | |
'x1': Math.ceil(x1), | |
'x2': Math.ceil(x2), | |
'y1': Math.ceil(y1), | |
'y2': Math.ceil(y2) | |
}); | |
}); | |
} | |
}; | |
c3_chart_internal_fn.updateSizes = function () { | |
var $$ = this, config = $$.config; | |
var legendHeight = $$.legend ? $$.getLegendHeight() : 0, | |
legendWidth = $$.legend ? $$.getLegendWidth() : 0, | |
legendHeightForBottom = $$.isLegendRight || $$.isLegendInset ? 0 : legendHeight, | |
hasArc = $$.hasArcType(), | |
xAxisHeight = config.axis_rotated || hasArc ? 0 : $$.getHorizontalAxisHeight('x'), | |
subchartHeight = config.subchart_show && !hasArc ? (config.subchart_size_height + xAxisHeight) : 0; | |
$$.currentWidth = $$.getCurrentWidth(); | |
$$.currentHeight = $$.getCurrentHeight(); | |
// for main | |
$$.margin = config.axis_rotated ? { | |
top: $$.getHorizontalAxisHeight('y2') + $$.getCurrentPaddingTop(), | |
right: hasArc ? 0 : $$.getCurrentPaddingRight(), | |
bottom: $$.getHorizontalAxisHeight('y') + legendHeightForBottom + $$.getCurrentPaddingBottom(), | |
left: subchartHeight + (hasArc ? 0 : $$.getCurrentPaddingLeft()) | |
} : { | |
top: 4 + $$.getCurrentPaddingTop(), // for top tick text | |
right: hasArc ? 0 : $$.getCurrentPaddingRight(), | |
bottom: xAxisHeight + subchartHeight + legendHeightForBottom + $$.getCurrentPaddingBottom(), | |
left: hasArc ? 0 : $$.getCurrentPaddingLeft() | |
}; | |
// for subchart | |
$$.margin2 = config.axis_rotated ? { | |
top: $$.margin.top, | |
right: NaN, | |
bottom: 20 + legendHeightForBottom, | |
left: $$.rotated_padding_left | |
} : { | |
top: $$.currentHeight - subchartHeight - legendHeightForBottom, | |
right: NaN, | |
bottom: xAxisHeight + legendHeightForBottom, | |
left: $$.margin.left | |
}; | |
// for legend | |
$$.margin3 = { | |
top: 0, | |
right: NaN, | |
bottom: 0, | |
left: 0 | |
}; | |
if ($$.updateSizeForLegend) { $$.updateSizeForLegend(legendHeight, legendWidth); } | |
$$.width = $$.currentWidth - $$.margin.left - $$.margin.right; | |
$$.height = $$.currentHeight - $$.margin.top - $$.margin.bottom; | |
if ($$.width < 0) { $$.width = 0; } | |
if ($$.height < 0) { $$.height = 0; } | |
$$.width2 = config.axis_rotated ? $$.margin.left - $$.rotated_padding_left - $$.rotated_padding_right : $$.width; | |
$$.height2 = config.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); | |
if ($$.hasType('gauge')) { | |
$$.arcHeight += $$.height - $$.getGaugeLabelHeight(); | |
} | |
if ($$.updateRadius) { $$.updateRadius(); } | |
if ($$.isLegendRight && hasArc) { | |
$$.margin3.left = $$.arcWidth / 2 + $$.radiusExpanded * 1.1; | |
} | |
}; | |
c3_chart_internal_fn.updateTargets = function (targets) { | |
var $$ = this, config = $$.config; | |
/*-- Main --*/ | |
//-- Text --// | |
$$.updateTargetsForText(targets); | |
//-- Bar --// | |
$$.updateTargetsForBar(targets); | |
//-- Line --// | |
$$.updateTargetsForLine(targets); | |
//-- Arc --// | |
if ($$.hasArcType() && $$.updateTargetsForArc) { $$.updateTargetsForArc(targets); } | |
/*-- Sub --*/ | |
if ($$.updateTargetsForSubchart) { $$.updateTargetsForSubchart(targets); } | |
/*-- Show --*/ | |
// Fade-in each chart | |
$$.svg.selectAll('.' + CLASS.target).filter(function (d) { return $$.isTargetToShow(d.id); }) | |
.transition().duration(config.transition_duration) | |
.style("opacity", 1); | |
}; | |
c3_chart_internal_fn.redraw = function (options, transitions) { | |
var $$ = this, main = $$.main, d3 = $$.d3, config = $$.config; | |
var areaIndices = $$.getShapeIndices($$.isAreaType), barIndices = $$.getShapeIndices($$.isBarType), lineIndices = $$.getShapeIndices($$.isLineType); | |
var withY, withSubchart, withTransition, withTransitionForExit, withTransitionForAxis, | |
withTransform, withUpdateXDomain, withUpdateOrgXDomain, withTrimXDomain, withLegend, | |
withEventRect, withDimension, withUpdateXAxis; | |
var hideAxis = $$.hasArcType(); | |
var drawArea, drawBar, drawLine, xForText, yForText; | |
var duration, durationForExit, durationForAxis; | |
var waitForDraw, flow; | |
var targetsToShow = $$.filterTargetsToShow($$.data.targets), tickValues, i, intervalForCulling, xDomainForZoom; | |
var xv = $$.xv.bind($$), cx, cy; | |
options = options || {}; | |
withY = getOption(options, "withY", true); | |
withSubchart = getOption(options, "withSubchart", true); | |
withTransition = getOption(options, "withTransition", true); | |
withTransform = getOption(options, "withTransform", false); | |
withUpdateXDomain = getOption(options, "withUpdateXDomain", false); | |
withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", false); | |
withTrimXDomain = getOption(options, "withTrimXDomain", true); | |
withUpdateXAxis = getOption(options, "withUpdateXAxis", withUpdateXDomain); | |
withLegend = getOption(options, "withLegend", false); | |
withEventRect = getOption(options, "withEventRect", true); | |
withDimension = getOption(options, "withDimension", true); | |
withTransitionForExit = getOption(options, "withTransitionForExit", withTransition); | |
withTransitionForAxis = getOption(options, "withTransitionForAxis", withTransition); | |
duration = withTransition ? config.transition_duration : 0; | |
durationForExit = withTransitionForExit ? duration : 0; | |
durationForAxis = withTransitionForAxis ? duration : 0; | |
transitions = transitions || $$.generateAxisTransitions(durationForAxis); | |
// update legend and transform each g | |
if (withLegend && config.legend_show) { | |
$$.updateLegend($$.mapToIds($$.data.targets), options, transitions); | |
} else if (withDimension) { | |
// need to update dimension (e.g. axis.y.tick.values) because y tick values should change | |
// no need to update axis in it because they will be updated in redraw() | |
$$.updateDimension(true); | |
} | |
// 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, withTrimXDomain); | |
if (!config.axis_x_tick_values) { | |
tickValues = $$.updateXAxisTickValues(targetsToShow); | |
} | |
} else { | |
$$.xAxis.tickValues([]); | |
$$.subXAxis.tickValues([]); | |
} | |
if (config.zoom_rescale && !options.flow) { | |
xDomainForZoom = $$.x.orgDomain(); | |
} | |
$$.y.domain($$.getYDomain(targetsToShow, 'y', xDomainForZoom)); | |
$$.y2.domain($$.getYDomain(targetsToShow, 'y2', xDomainForZoom)); | |
if (!config.axis_y_tick_values && config.axis_y_tick_count) { | |
$$.yAxis.tickValues($$.generateTickValues($$.y.domain(), config.axis_y_tick_count)); | |
} | |
if (!config.axis_y2_tick_values && config.axis_y2_tick_count) { | |
$$.y2Axis.tickValues($$.generateTickValues($$.y2.domain(), config.axis_y2_tick_count)); | |
} | |
// axes | |
$$.redrawAxis(transitions, hideAxis); | |
// Update axis label | |
$$.updateAxisLabels(withTransition); | |
// show/hide if manual culling needed | |
if ((withUpdateXDomain || withUpdateXAxis) && targetsToShow.length) { | |
if (config.axis_x_tick_culling && tickValues) { | |
for (i = 1; i < tickValues.length; i++) { | |
if (tickValues.length / i < config.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'); | |
} | |
} | |
// setup drawer - MEMO: these must be called after axis updated | |
drawArea = $$.generateDrawArea ? $$.generateDrawArea(areaIndices, false) : undefined; | |
drawBar = $$.generateDrawBar ? $$.generateDrawBar(barIndices) : undefined; | |
drawLine = $$.generateDrawLine ? $$.generateDrawLine(lineIndices, false) : undefined; | |
xForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, true); | |
yForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, false); | |
// Update sub domain | |
if (withY) { | |
$$.subY.domain($$.getYDomain(targetsToShow, 'y')); | |
$$.subY2.domain($$.getYDomain(targetsToShow, 'y2')); | |
} | |
// 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(config.data_empty_label_text) | |
.transition() | |
.style('opacity', targetsToShow.length ? 0 : 1); | |
// grid | |
$$.redrawGrid(duration); | |
// rect for regions | |
$$.redrawRegion(duration); | |
// bars | |
$$.redrawBar(durationForExit); | |
// lines, areas and cricles | |
$$.redrawLine(durationForExit); | |
$$.redrawArea(durationForExit); | |
$$.redrawCircle(); | |
// text | |
if ($$.hasDataLabel()) { | |
$$.redrawText(durationForExit); | |
} | |
// arc | |
if ($$.redrawArc) { $$.redrawArc(duration, durationForExit, withTransform); } | |
// subchart | |
if ($$.redrawSubchart) { | |
$$.redrawSubchart(withSubchart, transitions, duration, durationForExit, areaIndices, barIndices, lineIndices); | |
} | |
// circles for select | |
main.selectAll('.' + CLASS.selectedCircles) | |
.filter($$.isBarType.bind($$)) | |
.selectAll('circle') | |
.remove(); | |
// event rects will redrawn when flow called | |
if (config.interaction_enabled && !options.flow && withEventRect) { | |
$$.redrawEventRect(); | |
if ($$.updateZoom) { $$.updateZoom(); } | |
} | |
// update circleY based on updated parameters | |
$$.updateCircleY(); | |
// generate circle x/y functions depending on updated params | |
cx = ($$.config.axis_rotated ? $$.circleY : $$.circleX).bind($$); | |
cy = ($$.config.axis_rotated ? $$.circleX : $$.circleY).bind($$); | |
// transition should be derived from one transition | |
d3.transition().duration(duration).each(function () { | |
var transitions = []; | |
$$.addTransitionForBar(transitions, drawBar); | |
$$.addTransitionForLine(transitions, drawLine); | |
$$.addTransitionForArea(transitions, drawArea); | |
$$.addTransitionForCircle(transitions, cx, cy); | |
$$.addTransitionForText(transitions, xForText, yForText, options.flow); | |
$$.addTransitionForRegion(transitions); | |
$$.addTransitionForGrid(transitions); | |
// Wait for end of transitions if called from flow API | |
if (options.flow) { | |
waitForDraw = $$.generateWait(); | |
transitions.forEach(function (t) { | |
waitForDraw.add(t); | |
}); | |
flow = $$.generateFlow({ | |
targets: targetsToShow, | |
flow: options.flow, | |
duration: duration, | |
drawBar: drawBar, | |
drawLine: drawLine, | |
drawArea: drawArea, | |
cx: cx, | |
cy: cy, | |
xv: xv, | |
xForText: xForText, | |
yForText: yForText | |
}); | |
} | |
}) | |
.call(waitForDraw || function () { }, flow || function () { }); | |
// update fadein condition | |
$$.mapToIds($$.data.targets).forEach(function (id) { | |
$$.withoutFadeIn[id] = true; | |
}); | |
}; | |
c3_chart_internal_fn.updateAndRedraw = function (options) { | |
var $$ = this, config = $$.config, 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) | |
$$.updateSizes(); | |
// MEMO: called in updateLegend in redraw if withLegend | |
if (!(options.withLegend && config.legend_show)) { | |
transitions = $$.generateAxisTransitions(options.withTransitionForAxis ? config.transition_duration : 0); | |
// Update scales | |
$$.updateScales(); | |
$$.updateSvgSize(); | |
// Update g positions | |
$$.transformAll(options.withTransitionForTransform, transitions); | |
} | |
// Draw with new sizes & scales | |
$$.redraw(options, transitions); | |
}; | |
c3_chart_internal_fn.redrawWithoutRescale = function () { | |
this.redraw({ | |
withY: false, | |
withSubchart: false, | |
withEventRect: false, | |
withTransitionForAxis: false | |
}); | |
}; | |
c3_chart_internal_fn.isTimeSeries = function () { | |
return this.config.axis_x_type === 'timeseries'; | |
}; | |
c3_chart_internal_fn.isCategorized = function () { | |
return this.config.axis_x_type.indexOf('categor') >= 0; | |
}; | |
c3_chart_internal_fn.isCustomX = function () { | |
var $$ = this, config = $$.config; | |
return !$$.isTimeSeries() && (config.data_x || notEmpty(config.data_xs)); | |
}; | |
c3_chart_internal_fn.isTimeSeriesY = function () { | |
return this.config.axis_y_type === 'timeseries'; | |
}; | |
c3_chart_internal_fn.getTranslate = function (target) { | |
var $$ = this, config = $$.config, x, y; | |
if (target === 'main') { | |
x = asHalfPixel($$.margin.left); | |
y = asHalfPixel($$.margin.top); | |
} else if (target === 'context') { | |
x = asHalfPixel($$.margin2.left); | |
y = asHalfPixel($$.margin2.top); | |
} else if (target === 'legend') { | |
x = $$.margin3.left; | |
y = $$.margin3.top; | |
} else if (target === 'x') { | |
x = 0; | |
y = config.axis_rotated ? 0 : $$.height; | |
} else if (target === 'y') { | |
x = 0; | |
y = config.axis_rotated ? $$.height : 0; | |
} else if (target === 'y2') { | |
x = config.axis_rotated ? 0 : $$.width; | |
y = config.axis_rotated ? 1 : 0; | |
} else if (target === 'subx') { | |
x = 0; | |
y = config.axis_rotated ? 0 : $$.height2; | |
} else if (target === 'arc') { | |
x = $$.arcWidth / 2; | |
y = $$.arcHeight / 2; | |
} | |
return "translate(" + x + "," + y + ")"; | |
}; | |
c3_chart_internal_fn.initialOpacity = function (d) { | |
return d.value !== null && this.withoutFadeIn[d.id] ? 1 : 0; | |
}; | |
c3_chart_internal_fn.initialOpacityForCircle = function (d) { | |
return d.value !== null && this.withoutFadeIn[d.id] ? this.opacityForCircle(d) : 0; | |
}; | |
c3_chart_internal_fn.opacityForCircle = function (d) { | |
var opacity = this.config.point_show ? 1 : 0; | |
return isValue(d.value) ? (this.isScatterType(d) ? 0.5 : opacity) : 0; | |
}; | |
c3_chart_internal_fn.opacityForText = function () { | |
return this.hasDataLabel() ? 1 : 0; | |
}; | |
c3_chart_internal_fn.xx = function (d) { | |
return d ? this.x(d.x) : null; | |
}; | |
c3_chart_internal_fn.xv = function (d) { | |
var $$ = this, value = d.value; | |
if ($$.isTimeSeries()) { | |
value = $$.parseDate(d.value); | |
} | |
else if ($$.isCategorized() && typeof d.value === 'string') { | |
value = $$.config.axis_x_categories.indexOf(d.value); | |
} | |
return Math.ceil($$.x(value)); | |
}; | |
c3_chart_internal_fn.yv = function (d) { | |
var $$ = this, | |
yScale = d.axis && d.axis === 'y2' ? $$.y2 : $$.y; | |
return Math.ceil(yScale(d.value)); | |
}; | |
c3_chart_internal_fn.subxx = function (d) { | |
return d ? this.subX(d.x) : null; | |
}; | |
c3_chart_internal_fn.transformMain = function (withTransition, transitions) { | |
var $$ = this, | |
xAxis, yAxis, y2Axis; | |
if (transitions && transitions.axisX) { | |
xAxis = transitions.axisX; | |
} else { | |
xAxis = $$.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", $$.getTranslate('main')); | |
xAxis.attr("transform", $$.getTranslate('x')); | |
yAxis.attr("transform", $$.getTranslate('y')); | |
y2Axis.attr("transform", $$.getTranslate('y2')); | |
$$.main.select('.' + CLASS.chartArcs).attr("transform", $$.getTranslate('arc')); | |
}; | |
c3_chart_internal_fn.transformAll = function (withTransition, transitions) { | |
var $$ = this; | |
$$.transformMain(withTransition, transitions); | |
if ($$.config.subchart_show) { $$.transformContext(withTransition, transitions); } | |
if ($$.legend) { $$.transformLegend(withTransition); } | |
}; | |
c3_chart_internal_fn.updateSvgSize = function () { | |
var $$ = this, | |
brush = $$.svg.select(".c3-brush .background"); | |
$$.svg.attr('width', $$.currentWidth).attr('height', $$.currentHeight); | |
$$.svg.selectAll(['#' + $$.clipId, '#' + $$.clipIdForGrid]).select('rect') | |
.attr('width', $$.width) | |
.attr('height', $$.height); | |
$$.svg.select('#' + $$.clipIdForXAxis).select('rect') | |
.attr('x', $$.getXAxisClipX.bind($$)) | |
.attr('y', $$.getXAxisClipY.bind($$)) | |
.attr('width', $$.getXAxisClipWidth.bind($$)) | |
.attr('height', $$.getXAxisClipHeight.bind($$)); | |
$$.svg.select('#' + $$.clipIdForYAxis).select('rect') | |
.attr('x', $$.getYAxisClipX.bind($$)) | |
.attr('y', $$.getYAxisClipY.bind($$)) | |
.attr('width', $$.getYAxisClipWidth.bind($$)) | |
.attr('height', $$.getYAxisClipHeight.bind($$)); | |
$$.svg.select('#' + $$.clipIdForSubchart).select('rect') | |
.attr('width', $$.width) | |
.attr('height', brush.size() ? brush.attr('height') : 0); | |
$$.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"); | |
}; | |
c3_chart_internal_fn.updateDimension = function (withoutAxis) { | |
var $$ = this; | |
if (!withoutAxis) { | |
if ($$.config.axis_rotated) { | |
$$.axes.x.call($$.xAxis); | |
$$.axes.subx.call($$.subXAxis); | |
} else { | |
$$.axes.y.call($$.yAxis); | |
$$.axes.y2.call($$.y2Axis); | |
} | |
} | |
$$.updateSizes(); | |
$$.updateScales(); | |
$$.updateSvgSize(); | |
$$.transformAll(false); | |
}; | |
c3_chart_internal_fn.observeInserted = function (selection) { | |
var $$ = this, observer = new MutationObserver(function (mutations) { | |
mutations.forEach(function (mutation) { | |
if (mutation.type === 'childList' && mutation.previousSibling) { | |
observer.disconnect(); | |
// need to wait for completion of load because size calculation requires the actual sizes determined after that completion | |
$$.intervalForObserveInserted = window.setInterval(function () { | |
// parentNode will NOT be null when completed | |
if (selection.node().parentNode) { | |
window.clearInterval($$.intervalForObserveInserted); | |
$$.updateDimension(); | |
$$.config.oninit.call($$); | |
$$.redraw({ | |
withTransform: true, | |
withUpdateXDomain: true, | |
withUpdateOrgXDomain: true, | |
withTransition: false, | |
withTransitionForTransform: false, | |
withLegend: true | |
}); | |
selection.transition().style('opacity', 1); | |
} | |
}, 10); | |
} | |
}); | |
}); | |
observer.observe(selection.node(), { attributes: true, childList: true, characterData: true }); | |
}; | |
c3_chart_internal_fn.generateResize = function () { | |
var resizeFunctions = []; | |
function callResizeFunctions() { | |
resizeFunctions.forEach(function (f) { | |
f(); | |
}); | |
} | |
callResizeFunctions.add = function (f) { | |
resizeFunctions.push(f); | |
}; | |
return callResizeFunctions; | |
}; | |
c3_chart_internal_fn.endall = function (transition, callback) { | |
var n = 0; | |
transition | |
.each(function () { ++n; }) | |
.each("end", function () { | |
if (!--n) { callback.apply(this, arguments); } | |
}); | |
}; | |
c3_chart_internal_fn.generateWait = function () { | |
var transitionsToWait = [], | |
f = function (transition, callback) { | |
var timer = setInterval(function () { | |
var done = 0; | |
transitionsToWait.forEach(function (t) { | |
if (t.empty()) { | |
done += 1; | |
return; | |
} | |
try { | |
t.transition(); | |
} catch (e) { | |
done += 1; | |
} | |
}); | |
if (done === transitionsToWait.length) { | |
clearInterval(timer); | |
if (callback) { callback(); } | |
} | |
}, 10); | |
}; | |
f.add = function (transition) { | |
transitionsToWait.push(transition); | |
}; | |
return f; | |
}; | |
c3_chart_internal_fn.parseDate = function (date) { | |
var $$ = this, parsedDate; | |
if (date instanceof Date) { | |
parsedDate = date; | |
} else if (typeof date === 'number' || !isNaN(date)) { | |
parsedDate = new Date(+date); | |
} else { | |
parsedDate = $$.dataTimeFormat($$.config.data_xFormat).parse(date); | |
} | |
if (!parsedDate || isNaN(+parsedDate)) { | |
window.console.error("Failed to parse x '" + date + "' to Date object"); | |
} | |
return parsedDate; | |
}; | |
c3_chart_internal_fn.getDefaultConfig = function () { | |
var config = { | |
bindto: '#chart', | |
size_width: undefined, | |
size_height: undefined, | |
padding_left: undefined, | |
padding_right: undefined, | |
padding_top: undefined, | |
padding_bottom: undefined, | |
zoom_enabled: false, | |
zoom_extent: undefined, | |
zoom_privileged: false, | |
zoom_rescale: false, | |
zoom_onzoom: function () { }, | |
zoom_onzoomstart: function () { }, | |
zoom_onzoomend: function () { }, | |
interaction_enabled: true, | |
onmouseover: function () { }, | |
onmouseout: function () { }, | |
onresize: function () { }, | |
onresized: function () { }, | |
oninit: function () { }, | |
transition_duration: 350, | |
data_x: undefined, | |
data_xs: {}, | |
data_xFormat: '%Y-%m-%d', | |
data_xLocaltime: true, | |
data_xSort: true, | |
data_idConverter: function (id) { return id; }, | |
data_names: {}, | |
data_classes: {}, | |
data_groups: [], | |
data_axes: {}, | |
data_type: undefined, | |
data_types: {}, | |
data_labels: {}, | |
data_order: 'desc', | |
data_regions: {}, | |
data_color: undefined, | |
data_colors: {}, | |
data_hide: false, | |
data_filter: undefined, | |
data_selection_enabled: false, | |
data_selection_grouped: false, | |
data_selection_isselectable: function () { return true; }, | |
data_selection_multiple: true, | |
data_onclick: function () { }, | |
data_onmouseover: function () { }, | |
data_onmouseout: function () { }, | |
data_onselected: function () { }, | |
data_onunselected: function () { }, | |
data_ondragstart: function () { }, | |
data_ondragend: function () { }, | |
data_url: undefined, | |
data_json: undefined, | |
data_rows: undefined, | |
data_columns: undefined, | |
data_mimeType: undefined, | |
data_keys: undefined, | |
// configuration for no plot-able data supplied. | |
data_empty_label_text: "", | |
// subchart | |
subchart_show: false, | |
subchart_size_height: 60, | |
subchart_onbrush: function () { }, | |
// color | |
color_pattern: [], | |
color_threshold: {}, | |
// legend | |
legend_show: true, | |
legend_hide: false, | |
legend_position: 'bottom', | |
legend_inset_anchor: 'top-left', | |
legend_inset_x: 10, | |
legend_inset_y: 0, | |
legend_inset_step: undefined, | |
legend_item_onclick: undefined, | |
legend_item_onmouseover: undefined, | |
legend_item_onmouseout: undefined, | |
legend_equally: false, | |
// axis | |
axis_rotated: false, | |
axis_x_show: true, | |
axis_x_type: 'indexed', | |
axis_x_localtime: true, | |
axis_x_categories: [], | |
axis_x_tick_centered: false, | |
axis_x_tick_format: undefined, | |
axis_x_tick_culling: {}, | |
axis_x_tick_culling_max: 10, | |
axis_x_tick_count: undefined, | |
axis_x_tick_fit: true, | |
axis_x_tick_values: null, | |
axis_x_tick_rotate: 0, | |
axis_x_tick_outer: true, | |
axis_x_tick_multiline: true, | |
axis_x_tick_width: null, | |
axis_x_max: undefined, | |
axis_x_min: undefined, | |
axis_x_padding: {}, | |
axis_x_height: undefined, | |
axis_x_extent: undefined, | |
axis_x_label: {}, | |
axis_y_show: true, | |
axis_y_type: undefined, | |
axis_y_max: undefined, | |
axis_y_min: undefined, | |
axis_y_center: undefined, | |
axis_y_inner: undefined, | |
axis_y_label: {}, | |
axis_y_tick_format: undefined, | |
axis_y_tick_outer: true, | |
axis_y_tick_values: null, | |
axis_y_tick_count: undefined, | |
axis_y_tick_time_value: undefined, | |
axis_y_tick_time_interval: undefined, | |
axis_y_padding: {}, | |
axis_y_default: undefined, | |
axis_y2_show: false, | |
axis_y2_max: undefined, | |
axis_y2_min: undefined, | |
axis_y2_center: undefined, | |
axis_y2_inner: undefined, | |
axis_y2_label: {}, | |
axis_y2_tick_format: undefined, | |
axis_y2_tick_outer: true, | |
axis_y2_tick_values: null, | |
axis_y2_tick_count: undefined, | |
axis_y2_padding: {}, | |
axis_y2_default: undefined, | |
// grid | |
grid_x_show: false, | |
grid_x_type: 'tick', | |
grid_x_lines: [], | |
grid_y_show: false, | |
// not used | |
// grid_y_type: 'tick', | |
grid_y_lines: [], | |
grid_y_ticks: 10, | |
grid_focus_show: true, | |
grid_lines_front: true, | |
// point - point of each data | |
point_show: true, | |
point_r: 2.5, | |
point_focus_expand_enabled: true, | |
point_focus_expand_r: undefined, | |
point_select_r: undefined, | |
// line | |
line_connectNull: false, | |
line_step_type: 'step', | |
// bar | |
bar_width: undefined, | |
bar_width_ratio: 0.6, | |
bar_width_max: undefined, | |
bar_zerobased: true, | |
// area | |
area_zerobased: true, | |
// pie | |
pie_label_show: true, | |
pie_label_format: undefined, | |
pie_label_threshold: 0.05, | |
pie_expand: true, | |
// gauge | |
gauge_label_show: true, | |
gauge_label_format: undefined, | |
gauge_expand: true, | |
gauge_min: 0, | |
gauge_max: 100, | |
gauge_units: undefined, | |
gauge_width: undefined, | |
// donut | |
donut_label_show: true, | |
donut_label_format: undefined, | |
donut_label_threshold: 0.05, | |
donut_width: undefined, | |
donut_expand: true, | |
donut_title: "", | |
// region - region to change style | |
regions: [], | |
// tooltip - show when mouseover on each data | |
tooltip_show: true, | |
tooltip_grouped: true, | |
tooltip_format_title: undefined, | |
tooltip_format_name: undefined, | |
tooltip_format_value: undefined, | |
tooltip_position: undefined, | |
tooltip_contents: function (d, defaultTitleFormat, defaultValueFormat, color) { | |
return this.getTooltipContent ? this.getTooltipContent(d, defaultTitleFormat, defaultValueFormat, color) : ''; | |
}, | |
tooltip_init_show: false, | |
tooltip_init_x: 0, | |
tooltip_init_position: { top: '0px', left: '50px' } | |
}; | |
Object.keys(this.additionalConfig).forEach(function (key) { | |
config[key] = this.additionalConfig[key]; | |
}, this); | |
return config; | |
}; | |
c3_chart_internal_fn.additionalConfig = {}; | |
c3_chart_internal_fn.loadConfig = function (config) { | |
var this_config = this.config, target, keys, read; | |
function find() { | |
var key = keys.shift(); | |
// console.log("key =>", key, ", target =>", target); | |
if (key && target && typeof target === 'object' && key in target) { | |
target = target[key]; | |
return find(); | |
} | |
else if (!key) { | |
return target; | |
} | |
else { | |
return undefined; | |
} | |
} | |
Object.keys(this_config).forEach(function (key) { | |
target = config; | |
keys = key.split('_'); | |
read = find(); | |
// console.log("CONFIG : ", key, read); | |
if (isDefined(read)) { | |
this_config[key] = read; | |
} | |
}); | |
}; | |
c3_chart_internal_fn.getScale = function (min, max, forTimeseries) { | |
return (forTimeseries ? this.d3.time.scale() : this.d3.scale.linear()).range([min, max]); | |
}; | |
c3_chart_internal_fn.getX = function (min, max, domain, offset) { | |
var $$ = this, | |
scale = $$.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 ($$.isCategorized()) { | |
scale.domain = function (domain) { | |
if (!arguments.length) { | |
domain = this.orgDomain(); | |
return [domain[0], domain[1] + 1]; | |
} | |
_scale.domain(domain); | |
return scale; | |
}; | |
} | |
return scale; | |
}; | |
c3_chart_internal_fn.getY = function (min, max, domain) { | |
var scale = this.getScale(min, max, this.isTimeSeriesY()); | |
if (domain) { scale.domain(domain); } | |
return scale; | |
}; | |
c3_chart_internal_fn.getYScale = function (id) { | |
return this.getAxisId(id) === 'y2' ? this.y2 : this.y; | |
}; | |
c3_chart_internal_fn.getSubYScale = function (id) { | |
return this.getAxisId(id) === 'y2' ? this.subY2 : this.subY; | |
}; | |
c3_chart_internal_fn.updateScales = function () { | |
var $$ = this, config = $$.config, | |
forInit = !$$.x; | |
// update edges | |
$$.xMin = config.axis_rotated ? 1 : 0; | |
$$.xMax = config.axis_rotated ? $$.height : $$.width; | |
$$.yMin = config.axis_rotated ? 0 : $$.height; | |
$$.yMax = config.axis_rotated ? $$.width : 1; | |
$$.subXMin = $$.xMin; | |
$$.subXMax = $$.xMax; | |
$$.subYMin = config.axis_rotated ? 0 : $$.height2; | |
$$.subYMax = config.axis_rotated ? $$.width2 : 1; | |
// update scales | |
$$.x = $$.getX($$.xMin, $$.xMax, forInit ? undefined : $$.x.orgDomain(), function () { return $$.xAxis.tickOffset(); }); | |
$$.y = $$.getY($$.yMin, $$.yMax, forInit ? config.axis_y_default : $$.y.domain()); | |
$$.y2 = $$.getY($$.yMin, $$.yMax, forInit ? config.axis_y2_default : $$.y2.domain()); | |
$$.subX = $$.getX($$.xMin, $$.xMax, $$.orgXDomain, function (d) { return d % 1 ? 0 : $$.subXAxis.tickOffset(); }); | |
$$.subY = $$.getY($$.subYMin, $$.subYMax, forInit ? config.axis_y_default : $$.subY.domain()); | |
$$.subY2 = $$.getY($$.subYMin, $$.subYMax, forInit ? config.axis_y2_default : $$.subY2.domain()); | |
// update axes | |
$$.xAxisTickFormat = $$.getXAxisTickFormat(); | |
$$.xAxisTickValues = $$.getXAxisTickValues(); | |
$$.yAxisTickValues = $$.getYAxisTickValues(); | |
$$.y2AxisTickValues = $$.getY2AxisTickValues(); | |
$$.xAxis = $$.getXAxis($$.x, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues, config.axis_x_tick_outer); | |
$$.subXAxis = $$.getXAxis($$.subX, $$.subXOrient, $$.xAxisTickFormat, $$.xAxisTickValues, config.axis_x_tick_outer); | |
$$.yAxis = $$.getYAxis($$.y, $$.yOrient, config.axis_y_tick_format, $$.yAxisTickValues, config.axis_y_tick_outer); | |
$$.y2Axis = $$.getYAxis($$.y2, $$.y2Orient, config.axis_y2_tick_format, $$.y2AxisTickValues, config.axis_y2_tick_outer); | |
// Set initialized scales to brush and zoom | |
if (!forInit) { | |
if ($$.brush) { $$.brush.scale($$.subX); } | |
if (config.zoom_enabled) { $$.zoom.scale($$.x); } | |
} | |
// update for arc | |
if ($$.updateArc) { $$.updateArc(); } | |
}; | |
c3_chart_internal_fn.getYDomainMin = function (targets) { | |
var $$ = this, config = $$.config, | |
ids = $$.mapToIds(targets), ys = $$.getValuesAsIdKeyed(targets), | |
j, k, baseId, idsInGroup, id, hasNegativeValue; | |
if (config.data_groups.length > 0) { | |
hasNegativeValue = $$.hasNegativeValueInTargets(targets); | |
for (j = 0; j < config.data_groups.length; j++) { | |
// Determine baseId | |
idsInGroup = config.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]); })); | |
}; | |
c3_chart_internal_fn.getYDomainMax = function (targets) { | |
var $$ = this, config = $$.config, | |
ids = $$.mapToIds(targets), ys = $$.getValuesAsIdKeyed(targets), | |
j, k, baseId, idsInGroup, id, hasPositiveValue; | |
if (config.data_groups.length > 0) { | |
hasPositiveValue = $$.hasPositiveValueInTargets(targets); | |
for (j = 0; j < config.data_groups.length; j++) { | |
// Determine baseId | |
idsInGroup = config.data_groups[j].filter(function (id) { return ids.indexOf(id) >= 0; }); | |
if (idsInGroup.length === 0) { continue; } | |
baseId = idsInGroup[0]; | |
// Consider positive values | |
if (hasPositiveValue && ys[baseId]) { | |
ys[baseId].forEach(function (v, i) { | |
ys[baseId][i] = v > 0 ? v : 0; | |
}); | |
} | |
// Compute max | |
for (k = 1; k < idsInGroup.length; k++) { | |
id = idsInGroup[k]; | |
if (!ys[id]) { continue; } | |
ys[id].forEach(function (v, i) { | |
if ($$.getAxisId(id) === $$.getAxisId(baseId) && ys[baseId] && !(hasPositiveValue && +v < 0)) { | |
ys[baseId][i] += +v; | |
} | |
}); | |
} | |
} | |
} | |
return $$.d3.max(Object.keys(ys).map(function (key) { return $$.d3.max(ys[key]); })); | |
}; | |
c3_chart_internal_fn.getYDomain = function (targets, axisId, xDomain) { | |
var $$ = this, config = $$.config, | |
targetsByAxisId = targets.filter(function (t) { return $$.getAxisId(t.id) === axisId; }), | |
yTargets = xDomain ? $$.filterByXDomain(targetsByAxisId, xDomain) : targetsByAxisId, | |
yMin = axisId === 'y2' ? config.axis_y2_min : config.axis_y_min, | |
yMax = axisId === 'y2' ? config.axis_y2_max : config.axis_y_max, | |
yDomainMin = isValue(yMin) ? yMin : $$.getYDomainMin(yTargets), | |
yDomainMax = isValue(yMax) ? yMax : $$.getYDomainMax(yTargets), | |
domainLength, padding, padding_top, padding_bottom, | |
center = axisId === 'y2' ? config.axis_y2_center : config.axis_y_center, | |
yDomainAbs, lengths, diff, ratio, isAllPositive, isAllNegative, | |
isZeroBased = ($$.hasType('bar', yTargets) && config.bar_zerobased) || ($$.hasType('area', yTargets) && config.area_zerobased), | |
showHorizontalDataLabel = $$.hasDataLabel() && config.axis_rotated, | |
showVerticalDataLabel = $$.hasDataLabel() && !config.axis_rotated; | |
if (yDomainMax < yDomainMin) { | |
if (isValue(yMin)) { | |
yDomainMax = yDomainMin + 10; // TODO: introduce axis.y.maxMin | |
} else { | |
yDomainMin = yDomainMax - 10; // TODO: introduce axis.y.minMax | |
} | |
} | |
if (yTargets.length === 0) { // use current domain if target of axisId is none | |
return axisId === 'y2' ? $$.y2.domain() : $$.y.domain(); | |
} | |
if (isNaN(yDomainMin)) { // set minimum to zero when not number | |
yDomainMin = 0; | |
} | |
if (isNaN(yDomainMax)) { // set maximum to have same value as yDomainMin | |
yDomainMax = yDomainMin; | |
} | |
if (yDomainMin === yDomainMax) { | |
yDomainMin < 0 ? yDomainMax = 0 : yDomainMin = 0; | |
} | |
isAllPositive = yDomainMin >= 0 && yDomainMax >= 0; | |
isAllNegative = yDomainMin <= 0 && yDomainMax <= 0; | |
// Cancel zerobased if axis_*_min / axis_*_max specified | |
if ((isValue(yMin) && isAllPositive) || (isValue(yMax) && isAllNegative)) { | |
isZeroBased = false; | |
} | |
// Bar/Area chart should be 0-based if all positive|negative | |
if (isZeroBased) { | |
if (isAllPositive) { yDomainMin = 0; } | |
if (isAllNegative) { yDomainMax = 0; } | |
} | |
domainLength = Math.abs(yDomainMax - yDomainMin); | |
padding = padding_top = padding_bottom = domainLength * 0.1; | |
if (typeof center !== 'undefined') { | |
yDomainAbs = Math.max(Math.abs(yDomainMin), Math.abs(yDomainMax)); | |
yDomainMax = center + yDomainAbs; | |
yDomainMin = center - yDomainAbs; | |
} | |
// add padding for data label | |
if (showHorizontalDataLabel) { | |
lengths = $$.getDataLabelLength(yDomainMin, yDomainMax, '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, 'height'); | |
padding_top += this.convertPixelsToAxisPadding(lengths[1], domainLength); | |
padding_bottom += this.convertPixelsToAxisPadding(lengths[0], domainLength); | |
} | |
if (axisId === 'y' && notEmpty(config.axis_y_padding)) { | |
padding_top = $$.getAxisPadding(config.axis_y_padding, 'top', padding_top, domainLength); | |
padding_bottom = $$.getAxisPadding(config.axis_y_padding, 'bottom', padding_bottom, domainLength); | |
} | |
if (axisId === 'y2' && notEmpty(config.axis_y2_padding)) { | |
padding_top = $$.getAxisPadding(config.axis_y2_padding, 'top', padding_top, domainLength); | |
padding_bottom = $$.getAxisPadding(config.axis_y2_padding, 'bottom', padding_bottom, domainLength); | |
} | |
// Bar/Area chart should be 0-based if all positive|negative | |
if (isZeroBased) { | |
if (isAllPositive) { padding_bottom = yDomainMin; } | |
if (isAllNegative) { padding_top = -yDomainMax; } | |
} | |
return [yDomainMin - padding_bottom, yDomainMax + padding_top]; | |
}; | |
c3_chart_internal_fn.getXDomainMin = function (targets) { | |
var $$ = this, config = $$.config; | |
return isDefined(config.axis_x_min) ? | |
($$.isTimeSeries() ? this.parseDate(config.axis_x_min) : config.axis_x_min) : | |
$$.d3.min(targets, function (t) { return $$.d3.min(t.values, function (v) { return v.x; }); }); | |
}; | |
c3_chart_internal_fn.getXDomainMax = function (targets) { | |
var $$ = this, config = $$.config; | |
return isDefined(config.axis_x_max) ? | |
($$.isTimeSeries() ? this.parseDate(config.axis_x_max) : config.axis_x_max) : | |
$$.d3.max(targets, function (t) { return $$.d3.max(t.values, function (v) { return v.x; }); }); | |
}; | |
c3_chart_internal_fn.getXDomainPadding = function (domain) { | |
var $$ = this, config = $$.config, | |
diff = domain[1] - domain[0], | |
maxDataCount, padding, paddingLeft, paddingRight; | |
if ($$.isCategorized()) { | |
padding = 0; | |
} else if ($$.hasType('bar')) { | |
maxDataCount = $$.getMaxDataCount(); | |
padding = maxDataCount > 1 ? (diff / (maxDataCount - 1)) / 2 : 0.5; | |
} else { | |
padding = diff * 0.01; | |
} | |
if (typeof config.axis_x_padding === 'object' && notEmpty(config.axis_x_padding)) { | |
paddingLeft = isValue(config.axis_x_padding.left) ? config.axis_x_padding.left : padding; | |
paddingRight = isValue(config.axis_x_padding.right) ? config.axis_x_padding.right : padding; | |
} else if (typeof config.axis_x_padding === 'number') { | |
paddingLeft = paddingRight = config.axis_x_padding; | |
} else { | |
paddingLeft = paddingRight = padding; | |
} | |
return { left: paddingLeft, right: paddingRight }; | |
}; | |
c3_chart_internal_fn.getXDomain = function (targets) { | |
var $$ = this, | |
xDomain = [$$.getXDomainMin(targets), $$.getXDomainMax(targets)], | |
firstX = xDomain[0], lastX = xDomain[1], | |
padding = $$.getXDomainPadding(xDomain), | |
min = 0, max = 0; | |
// show center of x domain if min and max are the same | |
if ((firstX - lastX) === 0 && !$$.isCategorized()) { | |
if ($$.isTimeSeries()) { | |
firstX = new Date(firstX.getTime() * 0.5); | |
lastX = new Date(lastX.getTime() * 1.5); | |
} else { | |
firstX = firstX === 0 ? 1 : (firstX * 0.5); | |
lastX = lastX === 0 ? -1 : (lastX * 1.5); | |
} | |
} | |
if (firstX || firstX === 0) { | |
min = $$.isTimeSeries() ? new Date(firstX.getTime() - padding.left) : firstX - padding.left; | |
} | |
if (lastX || lastX === 0) { | |
max = $$.isTimeSeries() ? new Date(lastX.getTime() + padding.right) : lastX + padding.right; | |
} | |
return [min, max]; | |
}; | |
c3_chart_internal_fn.updateXDomain = function (targets, withUpdateXDomain, withUpdateOrgXDomain, withTrim, domain) { | |
var $$ = this, config = $$.config; | |
if (withUpdateOrgXDomain) { | |
$$.x.domain(domain ? domain : $$.d3.extent($$.getXDomain(targets))); | |
$$.orgXDomain = $$.x.domain(); | |
if (config.zoom_enabled) { $$.zoom.scale($$.x).updateScaleExtent(); } | |
$$.subX.domain($$.x.domain()); | |
if ($$.brush) { $$.brush.scale($$.subX); } | |
} | |
if (withUpdateXDomain) { | |
$$.x.domain(domain ? domain : (!$$.brush || $$.brush.empty()) ? $$.orgXDomain : $$.brush.extent()); | |
if (config.zoom_enabled) { $$.zoom.scale($$.x).updateScaleExtent(); } | |
} | |
// Trim domain when too big by zoom mousemove event | |
if (withTrim) { $$.x.domain($$.trimXDomain($$.x.orgDomain())); } | |
return $$.x.domain(); | |
}; | |
c3_chart_internal_fn.trimXDomain = function (domain) { | |
var $$ = this; | |
if (domain[0] <= $$.orgXDomain[0]) { | |
domain[1] = +domain[1] + ($$.orgXDomain[0] - domain[0]); | |
domain[0] = $$.orgXDomain[0]; | |
} | |
if ($$.orgXDomain[1] <= domain[1]) { | |
domain[0] = +domain[0] - (domain[1] - $$.orgXDomain[1]); | |
domain[1] = $$.orgXDomain[1]; | |
} | |
return domain; | |
}; | |
c3_chart_internal_fn.isX = function (key) { | |
var $$ = this, config = $$.config; | |
return (config.data_x && key === config.data_x) || (notEmpty(config.data_xs) && hasValue(config.data_xs, key)); | |
}; | |
c3_chart_internal_fn.isNotX = function (key) { | |
return !this.isX(key); | |
}; | |
c3_chart_internal_fn.getXKey = function (id) { | |
var $$ = this, config = $$.config; | |
return config.data_x ? config.data_x : notEmpty(config.data_xs) ? config.data_xs[id] : null; | |
}; | |
c3_chart_internal_fn.getXValuesOfXKey = function (key, targets) { | |
var $$ = this, | |
xValues, ids = targets && notEmpty(targets) ? $$.mapToIds(targets) : []; | |
ids.forEach(function (id) { | |
if ($$.getXKey(id) === key) { | |
xValues = $$.data.xs[id]; | |
} | |
}); | |
return xValues; | |
}; | |
c3_chart_internal_fn.getIndexByX = function (x) { | |
var $$ = this, | |
data = $$.filterByX($$.data.targets, x); | |
return data.length ? data[0].index : null; | |
}; | |
c3_chart_internal_fn.getXValue = function (id, i) { | |
var $$ = this; | |
return id in $$.data.xs && $$.data.xs[id] && isValue($$.data.xs[id][i]) ? $$.data.xs[id][i] : i; | |
}; | |
c3_chart_internal_fn.getOtherTargetXs = function () { | |
var $$ = this, | |
idsForX = Object.keys($$.data.xs); | |
return idsForX.length ? $$.data.xs[idsForX[0]] : null; | |
}; | |
c3_chart_internal_fn.getOtherTargetX = function (index) { | |
var xs = this.getOtherTargetXs(); | |
return xs && index < xs.length ? xs[index] : null; | |
}; | |
c3_chart_internal_fn.addXs = function (xs) { | |
var $$ = this; | |
Object.keys(xs).forEach(function (id) { | |
$$.config.data_xs[id] = xs[id]; | |
}); | |
}; | |
c3_chart_internal_fn.hasMultipleX = function (xs) { | |
return this.d3.set(Object.keys(xs).map(function (id) { return xs[id]; })).size() > 1; | |
}; | |
c3_chart_internal_fn.isMultipleX = function () { | |
return notEmpty(this.config.data_xs) || !this.config.data_xSort || this.hasType('scatter'); | |
}; | |
c3_chart_internal_fn.addName = function (data) { | |
var $$ = this, name; | |
if (data) { | |
name = $$.config.data_names[data.id]; | |
data.name = name ? name : data.id; | |
} | |
return data; | |
}; | |
c3_chart_internal_fn.getValueOnIndex = function (values, index) { | |
var valueOnIndex = values.filter(function (v) { return v.index === index; }); | |
return valueOnIndex.length ? valueOnIndex[0] : null; | |
}; | |
c3_chart_internal_fn.updateTargetX = function (targets, x) { | |
var $$ = this; | |
targets.forEach(function (t) { | |
t.values.forEach(function (v, i) { | |
v.x = $$.generateTargetX(x[i], t.id, i); | |
}); | |
$$.data.xs[t.id] = x; | |
}); | |
}; | |
c3_chart_internal_fn.updateTargetXs = function (targets, xs) { | |
var $$ = this; | |
targets.forEach(function (t) { | |
if (xs[t.id]) { | |
$$.updateTargetX([t], xs[t.id]); | |
} | |
}); | |
}; | |
c3_chart_internal_fn.generateTargetX = function (rawX, id, index) { | |
var $$ = this, x; | |
if ($$.isTimeSeries()) { | |
x = rawX ? $$.parseDate(rawX) : $$.parseDate($$.getXValue(id, index)); | |
} | |
else if ($$.isCustomX() && !$$.isCategorized()) { | |
x = isValue(rawX) ? +rawX : $$.getXValue(id, index); | |
} | |
else { | |
x = index; | |
} | |
return x; | |
}; | |
c3_chart_internal_fn.cloneTarget = function (target) { | |
return { | |
id: target.id, | |
id_org: target.id_org, | |
values: target.values.map(function (d) { | |
return { x: d.x, value: d.value, id: d.id }; | |
}) | |
}; | |
}; | |
c3_chart_internal_fn.updateXs = function () { | |
var $$ = this; | |
if ($$.data.targets.length) { | |
$$.xs = []; | |
$$.data.targets[0].values.forEach(function (v) { | |
$$.xs[v.index] = v.x; | |
}); | |
} | |
}; | |
c3_chart_internal_fn.getPrevX = function (i) { | |
var x = this.xs[i - 1]; | |
return typeof x !== 'undefined' ? x : null; | |
}; | |
c3_chart_internal_fn.getNextX = function (i) { | |
var x = this.xs[i + 1]; | |
return typeof x !== 'undefined' ? x : null; | |
}; | |
c3_chart_internal_fn.getMaxDataCount = function () { | |
var $$ = this; | |
return $$.d3.max($$.data.targets, function (t) { return t.values.length; }); | |
}; | |
c3_chart_internal_fn.getMaxDataCountTarget = function (targets) { | |
var length = targets.length, max = 0, maxTarget; | |
if (length > 1) { | |
targets.forEach(function (t) { | |
if (t.values.length > max) { | |
maxTarget = t; | |
max = t.values.length; | |
} | |
}); | |
} else { | |
maxTarget = length ? targets[0] : null; | |
} | |
return maxTarget; | |
}; | |
c3_chart_internal_fn.getEdgeX = function (targets) { | |
var $$ = this; | |
return !targets.length ? [0, 0] : [ | |
$$.d3.min(targets, function (t) { return t.values[0].x; }), | |
$$.d3.max(targets, function (t) { return t.values[t.values.length - 1].x; }) | |
]; | |
}; | |
c3_chart_internal_fn.mapToIds = function (targets) { | |
return targets.map(function (d) { return d.id; }); | |
}; | |
c3_chart_internal_fn.mapToTargetIds = function (ids) { | |
var $$ = this; | |
return ids ? (isString(ids) ? [ids] : ids) : $$.mapToIds($$.data.targets); | |
}; | |
c3_chart_internal_fn.hasTarget = function (targets, id) { | |
var ids = this.mapToIds(targets), i; | |
for (i = 0; i < ids.length; i++) { | |
if (ids[i] === id) { | |
return true; | |
} | |
} | |
return false; | |
}; | |
c3_chart_internal_fn.isTargetToShow = function (targetId) { | |
return this.hiddenTargetIds.indexOf(targetId) < 0; | |
}; | |
c3_chart_internal_fn.isLegendToShow = function (targetId) { | |
return this.hiddenLegendIds.indexOf(targetId) < 0; | |
}; | |
c3_chart_internal_fn.filterTargetsToShow = function (targets) { | |
var $$ = this; | |
return targets.filter(function (t) { return $$.isTargetToShow(t.id); }); | |
}; | |
c3_chart_internal_fn.mapTargetsToUniqueXs = function (targets) { | |
var $$ = this; | |
var xs = $$.d3.set($$.d3.merge(targets.map(function (t) { return t.values.map(function (v) { return +v.x; }); }))).values(); | |
return $$.isTimeSeries() ? xs.map(function (x) { return new Date(+x); }) : xs.map(function (x) { return +x; }); | |
}; | |
c3_chart_internal_fn.addHiddenTargetIds = function (targetIds) { | |
this.hiddenTargetIds = this.hiddenTargetIds.concat(targetIds); | |
}; | |
c3_chart_internal_fn.removeHiddenTargetIds = function (targetIds) { | |
this.hiddenTargetIds = this.hiddenTargetIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); | |
}; | |
c3_chart_internal_fn.addHiddenLegendIds = function (targetIds) { | |
this.hiddenLegendIds = this.hiddenLegendIds.concat(targetIds); | |
}; | |
c3_chart_internal_fn.removeHiddenLegendIds = function (targetIds) { | |
this.hiddenLegendIds = this.hiddenLegendIds.filter(function (id) { return targetIds.indexOf(id) < 0; }); | |
}; | |
c3_chart_internal_fn.getValuesAsIdKeyed = function (targets) { | |
var ys = {}; | |
targets.forEach(function (t) { | |
ys[t.id] = []; | |
t.values.forEach(function (v) { | |
ys[t.id].push(v.value); | |
}); | |
}); | |
return ys; | |
}; | |
c3_chart_internal_fn.checkValueInTargets = function (targets, checker) { | |
var ids = Object.keys(targets), i, j, values; | |
for (i = 0; i < ids.length; i++) { | |
values = targets[ids[i]].values; | |
for (j = 0; j < values.length; j++) { | |
if (checker(values[j].value)) { | |
return true; | |
} | |
} | |
} | |
return false; | |
}; | |
c3_chart_internal_fn.hasNegativeValueInTargets = function (targets) { | |
return this.checkValueInTargets(targets, function (v) { return v < 0; }); | |
}; | |
c3_chart_internal_fn.hasPositiveValueInTargets = function (targets) { | |
return this.checkValueInTargets(targets, function (v) { return v > 0; }); | |
}; | |
c3_chart_internal_fn.isOrderDesc = function () { | |
var config = this.config; | |
return typeof (config.data_order) === 'string' && config.data_order.toLowerCase() === 'desc'; | |
}; | |
c3_chart_internal_fn.isOrderAsc = function () { | |
var config = this.config; | |
return typeof (config.data_order) === 'string' && config.data_order.toLowerCase() === 'asc'; | |
}; | |
c3_chart_internal_fn.orderTargets = function (targets) { | |
var $$ = this, config = $$.config, orderAsc = $$.isOrderAsc(), orderDesc = $$.isOrderDesc(); | |
if (orderAsc || orderDesc) { | |
targets.sort(function (t1, t2) { | |
var reducer = function (p, c) { return p + Math.abs(c.value); }; | |
var t1Sum = t1.values.reduce(reducer, 0), | |
t2Sum = t2.values.reduce(reducer, 0); | |
return orderAsc ? t2Sum - t1Sum : t1Sum - t2Sum; | |
}); | |
} else if (isFunction(config.data_order)) { | |
targets.sort(config.data_order); | |
} // TODO: accept name array for order | |
return targets; | |
}; | |
c3_chart_internal_fn.filterByX = function (targets, x) { | |
return this.d3.merge(targets.map(function (t) { return t.values; })).filter(function (v) { return v.x - x === 0; }); | |
}; | |
c3_chart_internal_fn.filterRemoveNull = function (data) { | |
return data.filter(function (d) { return isValue(d.value); }); | |
}; | |
c3_chart_internal_fn.filterByXDomain = function (targets, xDomain) { | |
return targets.map(function (t) { | |
return { | |
id: t.id, | |
id_org: t.id_org, | |
values: t.values.filter(function (v) { | |
return xDomain[0] <= v.x && v.x <= xDomain[1]; | |
}) | |
}; | |
}); | |
}; | |
c3_chart_internal_fn.hasDataLabel = function () { | |
var config = this.config; | |
if (typeof config.data_labels === 'boolean' && config.data_labels) { | |
return true; | |
} else if (typeof config.data_labels === 'object' && notEmpty(config.data_labels)) { | |
return true; | |
} | |
return false; | |
}; | |
c3_chart_internal_fn.getDataLabelLength = function (min, max, key) { | |
var $$ = this, | |
lengths = [0, 0], paddingCoef = 1.3; | |
$$.selectChart.select('svg').selectAll('.dummy') | |
.data([min, max]) | |
.enter().append('text') | |
.text(function (d) { return $$.dataLabelFormat(d.id)(d); }) | |
.each(function (d, i) { | |
lengths[i] = this.getBoundingClientRect()[key] * paddingCoef; | |
}) | |
.remove(); | |
return lengths; | |
}; | |
c3_chart_internal_fn.isNoneArc = function (d) { | |
return this.hasTarget(this.data.targets, d.id); | |
}, | |
c3_chart_internal_fn.isArc = function (d) { | |
return 'data' in d && this.hasTarget(this.data.targets, d.data.id); | |
}; | |
c3_chart_internal_fn.findSameXOfValues = function (values, index) { | |
var i, targetX = values[index].x, sames = []; | |
for (i = index - 1; i >= 0; i--) { | |
if (targetX !== values[i].x) { break; } | |
sames.push(values[i]); | |
} | |
for (i = index; i < values.length; i++) { | |
if (targetX !== values[i].x) { break; } | |
sames.push(values[i]); | |
} | |
return sames; | |
}; | |
c3_chart_internal_fn.findClosestFromTargets = function (targets, pos) { | |
var $$ = this, candidates; | |
// map to array of closest points of each target | |
candidates = targets.map(function (target) { | |
return $$.findClosest(target.values, pos); | |
}); | |
// decide closest point and return | |
return $$.findClosest(candidates, pos); | |
}; | |
c3_chart_internal_fn.findClosest = function (values, pos) { | |
var $$ = this, minDist = 100, closest; | |
// find mouseovering bar | |
values.filter(function (v) { return v && $$.isBarType(v.id); }).forEach(function (v) { | |
var shape = $$.main.select('.' + CLASS.bars + $$.getTargetSelectorSuffix(v.id) + ' .' + CLASS.bar + '-' + v.index).node(); | |
if (!closest && $$.isWithinBar(shape)) { | |
closest = v; | |
} | |
}); | |
// find closest point from non-bar | |
values.filter(function (v) { return v && !$$.isBarType(v.id); }).forEach(function (v) { | |
var d = $$.dist(v, pos); | |
if (d < minDist) { | |
minDist = d; | |
closest = v; | |
} | |
}); | |
return closest; | |
}; | |
c3_chart_internal_fn.dist = function (data, pos) { | |
var $$ = this, config = $$.config, | |
xIndex = config.axis_rotated ? 1 : 0, | |
yIndex = config.axis_rotated ? 0 : 1, | |
y = $$.circleY(data, data.index), | |
x = $$.x(data.x); | |
return Math.pow(x - pos[xIndex], 2) + Math.pow(y - pos[yIndex], 2); | |
}; | |
c3_chart_internal_fn.convertValuesToStep = function (values) { | |
var converted = [].concat(values), i; | |
if (!this.isCategorized()) { | |
return values; | |
} | |
for (i = values.length + 1; 0 < i; i--) { | |
converted[i] = converted[i - 1]; | |
} | |
converted[0] = { | |
x: converted[0].x - 1, | |
value: converted[0].value, | |
id: converted[0].id | |
}; | |
converted[values.length + 1] = { | |
x: converted[values.length].x + 1, | |
value: converted[values.length].value, | |
id: converted[values.length].id | |
}; | |
return converted; | |
}; | |
c3_chart_internal_fn.updateDataAttributes = function (name, attrs) { | |
var $$ = this, config = $$.config, current = config['data_' + name]; | |
if (typeof attrs === 'undefined') { return current; } | |
Object.keys(attrs).forEach(function (id) { | |
current[id] = attrs[id]; | |
}); | |
$$.redraw({ withLegend: true }); | |
return current; | |
}; | |
c3_chart_internal_fn.convertUrlToData = function (url, mimeType, keys, done) { | |
var $$ = this, type = mimeType ? mimeType : 'csv'; | |
$$.d3.xhr(url, function (error, data) { | |
var d; | |
if (type === 'json') { | |
d = $$.convertJsonToData(JSON.parse(data.response), keys); | |
} else if (type === 'tsv') { | |
d = $$.convertTsvToData(data.response); | |
} else { | |
d = $$.convertCsvToData(data.response); | |
} | |
done.call($$, d); | |
}); | |
}; | |
c3_chart_internal_fn.convertXsvToData = function (xsv, parser) { | |
var rows = parser.parseRows(xsv), d; | |
if (rows.length === 1) { | |
d = [{}]; | |
rows[0].forEach(function (id) { | |
d[0][id] = null; | |
}); | |
} else { | |
d = parser.parse(xsv); | |
} | |
return d; | |
}; | |
c3_chart_internal_fn.convertCsvToData = function (csv) { | |
return this.convertXsvToData(csv, this.d3.csv); | |
}; | |
c3_chart_internal_fn.convertTsvToData = function (tsv) { | |
return this.convertXsvToData(tsv, this.d3.tsv); | |
}; | |
c3_chart_internal_fn.convertJsonToData = function (json, keys) { | |
var $$ = this, | |
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); | |
$$.config.data_x = keys.x; | |
} | |
new_rows.push(targetKeys); | |
json.forEach(function (o) { | |
var new_row = []; | |
targetKeys.forEach(function (key) { | |
// convert undefined to null because undefined data will be removed in convertDataToTargets() | |
var v = isUndefined(o[key]) ? null : o[key]; | |
new_row.push(v); | |
}); | |
new_rows.push(new_row); | |
}); | |
data = $$.convertRowsToData(new_rows); | |
} else { | |
Object.keys(json).forEach(function (key) { | |
new_rows.push([key].concat(json[key])); | |
}); | |
data = $$.convertColumnsToData(new_rows); | |
} | |
return data; | |
}; | |
c3_chart_internal_fn.convertRowsToData = function (rows) { | |
var keys = rows[0], new_row = {}, new_rows = [], i, j; | |
for (i = 1; i < rows.length; i++) { | |
new_row = {}; | |
for (j = 0; j < rows[i].length; j++) { | |
if (isUndefined(rows[i][j])) { | |
throw new Error("Source data is missing a component at (" + i + "," + j + ")!"); | |
} | |
new_row[keys[j]] = rows[i][j]; | |
} | |
new_rows.push(new_row); | |
} | |
return new_rows; | |
}; | |
c3_chart_internal_fn.convertColumnsToData = function (columns) { | |
var new_rows = [], i, j, key; | |
for (i = 0; i < columns.length; i++) { | |
key = columns[i][0]; | |
for (j = 1; j < columns[i].length; j++) { | |
if (isUndefined(new_rows[j - 1])) { | |
new_rows[j - 1] = {}; | |
} | |
if (isUndefined(columns[i][j])) { | |
throw new Error("Source data is missing a component at (" + i + "," + j + ")!"); | |
} | |
new_rows[j - 1][key] = columns[i][j]; | |
} | |
} | |
return new_rows; | |
}; | |
c3_chart_internal_fn.convertDataToTargets = function (data, appendXs) { | |
var $$ = this, config = $$.config, | |
ids = $$.d3.keys(data[0]).filter($$.isNotX, $$), | |
xs = $$.d3.keys(data[0]).filter($$.isX, $$), | |
targets; | |
// save x for update data by load when custom x and c3.x API | |
ids.forEach(function (id) { | |
var xKey = $$.getXKey(id); | |
if ($$.isCustomX() || $$.isTimeSeries()) { | |
// if included in input data | |
if (xs.indexOf(xKey) >= 0) { | |
$$.data.xs[id] = (appendXs && $$.data.xs[id] ? $$.data.xs[id] : []).concat( | |
data.map(function (d) { return d[xKey]; }) | |
.filter(isValue) | |
.map(function (rawX, i) { return $$.generateTargetX(rawX, id, i); }) | |
); | |
} | |
// if not included in input data, find from preloaded data of other id's x | |
else if (config.data_x) { | |
$$.data.xs[id] = $$.getOtherTargetXs(); | |
} | |
// if not included in input data, find from preloaded data | |
else if (notEmpty(config.data_xs)) { | |
$$.data.xs[id] = $$.getXValuesOfXKey(xKey, $$.data.targets); | |
} | |
// MEMO: if no x included, use same x of current will be used | |
} else { | |
$$.data.xs[id] = data.map(function (d, i) { return i; }); | |
} | |
}); | |
// check x is defined | |
ids.forEach(function (id) { | |
if (!$$.data.xs[id]) { | |
throw new Error('x is not defined for id = "' + id + '".'); | |
} | |
}); | |
// convert to target | |
targets = ids.map(function (id, index) { | |
var convertedId = config.data_idConverter(id); | |
return { | |
id: convertedId, | |
id_org: id, | |
values: data.map(function (d, i) { | |
var xKey = $$.getXKey(id), rawX = d[xKey], x = $$.generateTargetX(rawX, id, i); | |
// use x as categories if custom x and categorized | |
if ($$.isCustomX() && $$.isCategorized() && index === 0 && rawX) { | |
if (i === 0) { config.axis_x_categories = []; } | |
config.axis_x_categories.push(rawX); | |
} | |
// mark as x = undefined if value is undefined and filter to remove after mapped | |
if (isUndefined(d[id]) || $$.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 isDefined(v.x); }) | |
}; | |
}); | |
// finish targets | |
targets.forEach(function (t) { | |
var i; | |
// sort values by its x | |
if (config.data_xSort) { | |
t.values = t.values.sort(function (v1, v2) { | |
var x1 = v1.x || v1.x === 0 ? v1.x : Infinity, | |
x2 = v2.x || v2.x === 0 ? v2.x : Infinity; | |
return x1 - x2; | |
}); | |
} | |
// indexing each value | |
i = 0; | |
t.values.forEach(function (v) { | |
v.index = i++; | |
}); | |
// this needs to be sorted because its index and value.index is identical | |
$$.data.xs[t.id].sort(function (v1, v2) { | |
return v1 - v2; | |
}); | |
}); | |
// set target types | |
if (config.data_type) { | |
$$.setTargetType($$.mapToIds(targets).filter(function (id) { return !(id in config.data_types); }), config.data_type); | |
} | |
// cache as original id keyed | |
targets.forEach(function (d) { | |
$$.addCache(d.id_org, d); | |
}); | |
return targets; | |
}; | |
c3_chart_internal_fn.load = function (targets, args) { | |
var $$ = this; | |
if (targets) { | |
// filter loading targets if needed | |
if (args.filter) { | |
targets = targets.filter(args.filter); | |
} | |
// set type if args.types || args.type specified | |
if (args.type || args.types) { | |
targets.forEach(function (t) { | |
$$.setTargetType(t.id, args.types ? args.types[t.id] : args.type); | |
}); | |
} | |
// Update/Add data | |
$$.data.targets.forEach(function (d) { | |
for (var i = 0; i < targets.length; i++) { | |
if (d.id === targets[i].id) { | |
d.values = targets[i].values; | |
targets.splice(i, 1); | |
break; | |
} | |
} | |
}); | |
$$.data.targets = $$.data.targets.concat(targets); // add remained | |
} | |
// Set targets | |
$$.updateTargets($$.data.targets); | |
// Redraw with new targets | |
$$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true }); | |
if (args.done) { args.done(); } | |
}; | |
c3_chart_internal_fn.loadFromArgs = function (args) { | |
var $$ = this; | |
if (args.data) { | |
$$.load($$.convertDataToTargets(args.data), args); | |
} | |
else if (args.url) { | |
$$.convertUrlToData(args.url, args.mimeType, args.keys, function (data) { | |
$$.load($$.convertDataToTargets(data), args); | |
}); | |
} | |
else if (args.json) { | |
$$.load($$.convertDataToTargets($$.convertJsonToData(args.json, args.keys)), args); | |
} | |
else if (args.rows) { | |
$$.load($$.convertDataToTargets($$.convertRowsToData(args.rows)), args); | |
} | |
else if (args.columns) { | |
$$.load($$.convertDataToTargets($$.convertColumnsToData(args.columns)), args); | |
} | |
else { | |
$$.load(null, args); | |
} | |
}; | |
c3_chart_internal_fn.unload = function (targetIds, done) { | |
var $$ = this; | |
if (!done) { | |
done = function () { }; | |
} | |
// filter existing target | |
targetIds = targetIds.filter(function (id) { return $$.hasTarget($$.data.targets, id); }); | |
// If no target, call done and return | |
if (!targetIds || targetIds.length === 0) { | |
done(); | |
return; | |
} | |
$$.svg.selectAll(targetIds.map(function (id) { return $$.selectorTarget(id); })) | |
.transition() | |
.style('opacity', 0) | |
.remove() | |
.call($$.endall, done); | |
targetIds.forEach(function (id) { | |
// Reset fadein for future load | |
$$.withoutFadeIn[id] = false; | |
// Remove target's elements | |
if ($$.legend) { | |
$$.legend.selectAll('.' + CLASS.legendItem + $$.getTargetSelectorSuffix(id)).remove(); | |
} | |
// Remove target | |
$$.data.targets = $$.data.targets.filter(function (t) { | |
return t.id !== id; | |
}); | |
}); | |
}; | |
c3_chart_internal_fn.categoryName = function (i) { | |
var config = this.config; | |
return i < config.axis_x_categories.length ? config.axis_x_categories[i] : i; | |
}; | |
c3_chart_internal_fn.initEventRect = function () { | |
var $$ = this; | |
$$.main.select('.' + CLASS.chart).append("g") | |
.attr("class", CLASS.eventRects) | |
.style('fill-opacity', 0); | |
}; | |
c3_chart_internal_fn.redrawEventRect = function () { | |
var $$ = this, config = $$.config, | |
eventRectUpdate, maxDataCountTarget, | |
isMultipleX = $$.isMultipleX(); | |
// rects for mouseover | |
var eventRects = $$.main.select('.' + CLASS.eventRects) | |
.style('cursor', config.zoom_enabled ? config.axis_rotated ? 'ns-resize' : 'ew-resize' : null) | |
.classed(CLASS.eventRectsMultiple, isMultipleX) | |
.classed(CLASS.eventRectsSingle, !isMultipleX); | |
// clear old rects | |
eventRects.selectAll('.' + CLASS.eventRect).remove(); | |
// open as public variable | |
$$.eventRect = eventRects.selectAll('.' + CLASS.eventRect); | |
if (isMultipleX) { | |
eventRectUpdate = $$.eventRect.data([0]); | |
// enter : only one rect will be added | |
$$.generateEventRectsForMultipleXs(eventRectUpdate.enter()); | |
// update | |
$$.updateEventRect(eventRectUpdate); | |
// exit : not needed because always only one rect exists | |
} | |
else { | |
// Set data and update $$.eventRect | |
maxDataCountTarget = $$.getMaxDataCountTarget($$.data.targets); | |
eventRects.datum(maxDataCountTarget ? maxDataCountTarget.values : []); | |
$$.eventRect = eventRects.selectAll('.' + CLASS.eventRect); | |
eventRectUpdate = $$.eventRect.data(function (d) { return d; }); | |
// enter | |
$$.generateEventRectsForSingleX(eventRectUpdate.enter()); | |
// update | |
$$.updateEventRect(eventRectUpdate); | |
// exit | |
eventRectUpdate.exit().remove(); | |
} | |
}; | |
c3_chart_internal_fn.updateEventRect = function (eventRectUpdate) { | |
var $$ = this, config = $$.config, | |
x, y, w, h, rectW, rectX; | |
// set update selection if null | |
eventRectUpdate = eventRectUpdate || $$.eventRect.data(function (d) { return d; }); | |
if ($$.isMultipleX()) { | |
// TODO: rotated not supported yet | |
x = 0; | |
y = 0; | |
w = $$.width; | |
h = $$.height; | |
} | |
else { | |
if (($$.isCustomX() || $$.isTimeSeries()) && !$$.isCategorized()) { | |
// update index for x that is used by prevX and nextX | |
$$.updateXs(); | |
rectW = function (d) { | |
var prevX = $$.getPrevX(d.index), nextX = $$.getNextX(d.index); | |
// if there this is a single data point make the eventRect full width (or height) | |
if (prevX === null && nextX === null) { | |
return config.axis_rotated ? $$.height : $$.width; | |
} | |
if (prevX === null) { prevX = $$.x.domain()[0]; } | |
if (nextX === null) { nextX = $$.x.domain()[1]; } | |
return Math.max(0, ($$.x(nextX) - $$.x(prevX)) / 2); | |
}; | |
rectX = function (d) { | |
var prevX = $$.getPrevX(d.index), nextX = $$.getNextX(d.index), | |
thisX = $$.data.xs[d.id][d.index]; | |
// if there this is a single data point position the eventRect at 0 | |
if (prevX === null && nextX === null) { | |
return 0; | |
} | |
if (prevX === null) { prevX = $$.x.domain()[0]; } | |
return ($$.x(thisX) + $$.x(prevX)) / 2; | |
}; | |
} else { | |
rectW = $$.getEventRectWidth(); | |
rectX = function (d) { | |
return $$.x(d.x) - (rectW / 2); | |
}; | |
} | |
x = config.axis_rotated ? 0 : rectX; | |
y = config.axis_rotated ? rectX : 0; | |
w = config.axis_rotated ? $$.width : rectW; | |
h = config.axis_rotated ? rectW : $$.height; | |
} | |
eventRectUpdate | |
.attr('class', $$.classEvent.bind($$)) | |
.attr("x", x) | |
.attr("y", y) | |
.attr("width", w) | |
.attr("height", h); | |
}; | |
c3_chart_internal_fn.generateEventRectsForSingleX = function (eventRectEnter) { | |
var $$ = this, d3 = $$.d3, config = $$.config; | |
eventRectEnter.append("rect") | |
.attr("class", $$.classEvent.bind($$)) | |
.style("cursor", config.data_selection_enabled && config.data_selection_grouped ? "pointer" : null) | |
.on('mouseover', function (d) { | |
var index = d.index, selectedData, newData; | |
if ($$.dragging || $$.flowing) { return; } // do nothing while dragging/flowing | |
if ($$.hasArcType()) { return; } | |
selectedData = $$.data.targets.map(function (t) { | |
return $$.addName($$.getValueOnIndex(t.values, index)); | |
}); | |
// Sort selectedData as names order | |
newData = []; | |
Object.keys(config.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 (config.point_focus_expand_enabled) { $$.expandCircles(index, null, true); } | |
$$.expandBars(index, null, true); | |
// Call event handler | |
$$.main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { | |
config.data_onmouseover.call($$.api, d); | |
}); | |
}) | |
.on('mouseout', function (d) { | |
var index = d.index; | |
if ($$.hasArcType()) { return; } | |
$$.hideXGridFocus(); | |
$$.hideTooltip(); | |
// Undo expanded shapes | |
$$.unexpandCircles(); | |
$$.unexpandBars(); | |
// Call event handler | |
$$.main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { | |
config.data_onmouseout.call($$.api, d); | |
}); | |
}) | |
.on('mousemove', function (d) { | |
var selectedData, index = d.index, | |
eventRect = $$.svg.select('.' + CLASS.eventRect + '-' + index); | |
if ($$.dragging || $$.flowing) { return; } // do nothing while dragging/flowing | |
if ($$.hasArcType()) { return; } | |
if ($$.isStepType(d) && $$.config.line_step_type === 'step-after' && d3.mouse(this)[0] < $$.x($$.getXValue(d.id, index))) { | |
index -= 1; | |
} | |
// Show tooltip | |
selectedData = $$.filterTargetsToShow($$.data.targets).map(function (t) { | |
return $$.addName($$.getValueOnIndex(t.values, index)); | |
}); | |
if (config.tooltip_grouped) { | |
$$.showTooltip(selectedData, this); | |
$$.showXGridFocus(selectedData); | |
} | |
if (config.tooltip_grouped && (!config.data_selection_enabled || config.data_selection_grouped)) { | |
return; | |
} | |
$$.main.selectAll('.' + CLASS.shape + '-' + index) | |
.each(function () { | |
d3.select(this).classed(CLASS.EXPANDED, true); | |
if (config.data_selection_enabled) { | |
eventRect.style('cursor', config.data_selection_grouped ? 'pointer' : null); | |
} | |
if (!config.tooltip_grouped) { | |
$$.hideXGridFocus(); | |
$$.hideTooltip(); | |
if (!config.data_selection_grouped) { | |
$$.unexpandCircles(index); | |
$$.unexpandBars(index); | |
} | |
} | |
}) | |
.filter(function (d) { | |
return $$.isWithinShape(this, d); | |
}) | |
.each(function (d) { | |
if (config.data_selection_enabled && (config.data_selection_grouped || config.data_selection_isselectable(d))) { | |
eventRect.style('cursor', 'pointer'); | |
} | |
if (!config.tooltip_grouped) { | |
$$.showTooltip([d], this); | |
$$.showXGridFocus([d]); | |
if (config.point_focus_expand_enabled) { $$.expandCircles(index, d.id, true); } | |
$$.expandBars(index, d.id, true); | |
} | |
}); | |
}) | |
.on('click', function (d) { | |
var index = d.index; | |
if ($$.hasArcType() || !$$.toggleShape) { return; } | |
if ($$.cancelClick) { | |
$$.cancelClick = false; | |
return; | |
} | |
if ($$.isStepType(d) && config.line_step_type === 'step-after' && d3.mouse(this)[0] < $$.x($$.getXValue(d.id, index))) { | |
index -= 1; | |
} | |
$$.main.selectAll('.' + CLASS.shape + '-' + index).each(function (d) { | |
if (config.data_selection_grouped || $$.isWithinShape(this, d)) { | |
$$.toggleShape(this, d, index); | |
$$.config.data_onclick.call($$.api, d, this); | |
} | |
}); | |
}) | |
.call( | |
d3.behavior.drag().origin(Object) | |
.on('drag', function () { $$.drag(d3.mouse(this)); }) | |
.on('dragstart', function () { $$.dragstart(d3.mouse(this)); }) | |
.on('dragend', function () { $$.dragend(); }) | |
); | |
}; | |
c3_chart_internal_fn.generateEventRectsForMultipleXs = function (eventRectEnter) { | |
var $$ = this, d3 = $$.d3, config = $$.config; | |
function mouseout() { | |
$$.svg.select('.' + CLASS.eventRect).style('cursor', null); | |
$$.hideXGridFocus(); | |
$$.hideTooltip(); | |
$$.unexpandCircles(); | |
$$.unexpandBars(); | |
} | |
eventRectEnter.append('rect') | |
.attr('x', 0) | |
.attr('y', 0) | |
.attr('width', $$.width) | |
.attr('height', $$.height) | |
.attr('class', CLASS.eventRect) | |
.on('mouseout', function () { | |
if ($$.hasArcType()) { return; } | |
mouseout(); | |
}) | |
.on('mousemove', function () { | |
var targetsToShow = $$.filterTargetsToShow($$.data.targets); | |
var mouse, closest, sameXData, selectedData; | |
if ($$.dragging) { return; } // do nothing when dragging | |
if ($$.hasArcType(targetsToShow)) { return; } | |
mouse = d3.mouse(this); | |
closest = $$.findClosestFromTargets(targetsToShow, mouse); | |
if ($$.mouseover && (!closest || closest.id !== $$.mouseover.id)) { | |
config.data_onmouseout.call($$.api, $$.mouseover); | |
$$.mouseover = undefined; | |
} | |
if (!closest) { | |
mouseout(); | |
return; | |
} | |
if ($$.isScatterType(closest) || !config.tooltip_grouped) { | |
sameXData = [closest]; | |
} else { | |
sameXData = $$.filterByX(targetsToShow, closest.x); | |
} | |
// show tooltip when cursor is close to some point | |
selectedData = sameXData.map(function (d) { | |
return $$.addName(d); | |
}); | |
$$.showTooltip(selectedData, this); | |
// expand points | |
if (config.point_focus_expand_enabled) { | |
$$.expandCircles(closest.index, closest.id, true); | |
} | |
$$.expandBars(closest.index, closest.id, true); | |
// Show xgrid focus line | |
$$.showXGridFocus(selectedData); | |
// Show cursor as pointer if point is close to mouse position | |
if ($$.isBarType(closest.id) || $$.dist(closest, mouse) < 100) { | |
$$.svg.select('.' + CLASS.eventRect).style('cursor', 'pointer'); | |
if (!$$.mouseover) { | |
config.data_onmouseover.call($$.api, closest); | |
$$.mouseover = closest; | |
} | |
} | |
}) | |
.on('click', function () { | |
var targetsToShow = $$.filterTargetsToShow($$.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 ($$.isBarType(closest.id) || $$.dist(closest, mouse) < 100) { | |
$$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(closest.id)).select('.' + CLASS.shape + '-' + closest.index).each(function () { | |
if (config.data_selection_grouped || $$.isWithinShape(this, closest)) { | |
$$.toggleShape(this, closest, closest.index); | |
$$.config.data_onclick.call($$.api, closest, this); | |
} | |
}); | |
} | |
}) | |
.call( | |
d3.behavior.drag().origin(Object) | |
.on('drag', function () { $$.drag(d3.mouse(this)); }) | |
.on('dragstart', function () { $$.dragstart(d3.mouse(this)); }) | |
.on('dragend', function () { $$.dragend(); }) | |
); | |
}; | |
c3_chart_internal_fn.dispatchEvent = function (type, index, mouse) { | |
var $$ = this, | |
selector = '.' + CLASS.eventRect + (!$$.isMultipleX() ? '-' + index : ''), | |
eventRect = $$.main.select(selector).node(), | |
box = eventRect.getBoundingClientRect(), | |
x = box.left + (mouse ? mouse[0] : 0), | |
y = box.top + (mouse ? mouse[1] : 0), | |
event = document.createEvent("MouseEvents"); | |
event.initMouseEvent(type, true, true, window, 0, x, y, x, y, | |
false, false, false, false, 0, null); | |
eventRect.dispatchEvent(event); | |
}; | |
c3_chart_internal_fn.getCurrentWidth = function () { | |
var $$ = this, config = $$.config; | |
return config.size_width ? config.size_width : $$.getParentWidth(); | |
}; | |
c3_chart_internal_fn.getCurrentHeight = function () { | |
var $$ = this, config = $$.config, | |
h = config.size_height ? config.size_height : $$.getParentHeight(); | |
return h > 0 ? h : 320 / ($$.hasType('gauge') ? 2 : 1); | |
}; | |
c3_chart_internal_fn.getCurrentPaddingTop = function () { | |
var config = this.config; | |
return isValue(config.padding_top) ? config.padding_top : 0; | |
}; | |
c3_chart_internal_fn.getCurrentPaddingBottom = function () { | |
var config = this.config; | |
return isValue(config.padding_bottom) ? config.padding_bottom : 0; | |
}; | |
c3_chart_internal_fn.getCurrentPaddingLeft = function (withoutRecompute) { | |
var $$ = this, config = $$.config; | |
if (isValue(config.padding_left)) { | |
return config.padding_left; | |
} else if (config.axis_rotated) { | |
return !config.axis_x_show ? 1 : Math.max(ceil10($$.getAxisWidthByAxisId('x', withoutRecompute)), 40); | |
} else if (!config.axis_y_show || config.axis_y_inner) { // && !config.axis_rotated | |
return $$.getYAxisLabelPosition().isOuter ? 30 : 1; | |
} else { | |
return ceil10($$.getAxisWidthByAxisId('y', withoutRecompute)); | |
} | |
}; | |
c3_chart_internal_fn.getCurrentPaddingRight = function () { | |
var $$ = this, config = $$.config, | |
defaultPadding = 10, legendWidthOnRight = $$.isLegendRight ? $$.getLegendWidth() + 20 : 0; | |
if (isValue(config.padding_right)) { | |
return config.padding_right + 1; // 1 is needed not to hide tick line | |
} else if (config.axis_rotated) { | |
return defaultPadding + legendWidthOnRight; | |
} else if (!config.axis_y2_show || config.axis_y2_inner) { // && !config.axis_rotated | |
return 2 + legendWidthOnRight + ($$.getY2AxisLabelPosition().isOuter ? 20 : 0); | |
} else { | |
return ceil10($$.getAxisWidthByAxisId('y2')) + legendWidthOnRight; | |
} | |
}; | |
c3_chart_internal_fn.getParentRectValue = function (key) { | |
var parent = this.selectChart.node(), v; | |
while (parent && parent.tagName !== 'BODY') { | |
v = parent.getBoundingClientRect()[key]; | |
if (v) { | |
break; | |
} | |
parent = parent.parentNode; | |
} | |
return v; | |
}; | |
c3_chart_internal_fn.getParentWidth = function () { | |
return this.getParentRectValue('width'); | |
}; | |
c3_chart_internal_fn.getParentHeight = function () { | |
var h = this.selectChart.style('height'); | |
return h.indexOf('px') > 0 ? +h.replace('px', '') : 0; | |
}; | |
c3_chart_internal_fn.getSvgLeft = function (withoutRecompute) { | |
var $$ = this, config = $$.config, | |
hasLeftAxisRect = config.axis_rotated || (!config.axis_rotated && !config.axis_y_inner), | |
leftAxisClass = config.axis_rotated ? CLASS.axisX : CLASS.axisY, | |
leftAxis = $$.main.select('.' + leftAxisClass).node(), | |
svgRect = leftAxis && hasLeftAxisRect ? leftAxis.getBoundingClientRect() : { right: 0 }, | |
chartRect = $$.selectChart.node().getBoundingClientRect(), | |
hasArc = $$.hasArcType(), | |
svgLeft = svgRect.right - chartRect.left - (hasArc ? 0 : $$.getCurrentPaddingLeft(withoutRecompute)); | |
return svgLeft > 0 ? svgLeft : 0; | |
}; | |
c3_chart_internal_fn.getAxisWidthByAxisId = function (id, withoutRecompute) { | |
var $$ = this, position = $$.getAxisLabelPositionById(id); | |
return $$.getMaxTickWidth(id, withoutRecompute) + (position.isInner ? 20 : 40); | |
}; | |
c3_chart_internal_fn.getHorizontalAxisHeight = function (axisId) { | |
var $$ = this, config = $$.config, h = 30; | |
if (axisId === 'x' && !config.axis_x_show) { return 8; } | |
if (axisId === 'x' && config.axis_x_height) { return config.axis_x_height; } | |
if (axisId === 'y' && !config.axis_y_show) { return config.legend_show && !$$.isLegendRight && !$$.isLegendInset ? 10 : 1; } | |
if (axisId === 'y2' && !config.axis_y2_show) { return $$.rotated_padding_top; } | |
// Calculate x axis height when tick rotated | |
if (axisId === 'x' && !config.axis_rotated && config.axis_x_tick_rotate) { | |
h = $$.getMaxTickWidth(axisId) * Math.cos(Math.PI * (90 - config.axis_x_tick_rotate) / 180); | |
} | |
return h + ($$.getAxisLabelPositionById(axisId).isInner ? 0 : 10) + (axisId === 'y2' ? -10 : 0); | |
}; | |
c3_chart_internal_fn.getEventRectWidth = function () { | |
var $$ = this; | |
var target = $$.getMaxDataCountTarget($$.data.targets), | |
firstData, lastData, base, maxDataCount, ratio, w; | |
if (!target) { | |
return 0; | |
} | |
firstData = target.values[0], lastData = target.values[target.values.length - 1]; | |
base = $$.x(lastData.x) - $$.x(firstData.x); | |
if (base === 0) { | |
return $$.config.axis_rotated ? $$.height : $$.width; | |
} | |
maxDataCount = $$.getMaxDataCount(); | |
ratio = ($$.hasType('bar') ? (maxDataCount - ($$.isCategorized() ? 0.25 : 1)) / maxDataCount : 1); | |
w = maxDataCount > 1 ? (base * ratio) / (maxDataCount - 1) : base; | |
return w < 1 ? 1 : w; | |
}; | |
c3_chart_internal_fn.getShapeIndices = function (typeFilter) { | |
var $$ = this, config = $$.config, | |
indices = {}, i = 0, j, k; | |
$$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$)).forEach(function (d) { | |
for (j = 0; j < config.data_groups.length; j++) { | |
if (config.data_groups[j].indexOf(d.id) < 0) { continue; } | |
for (k = 0; k < config.data_groups[j].length; k++) { | |
if (config.data_groups[j][k] in indices) { | |
indices[d.id] = indices[config.data_groups[j][k]]; | |
break; | |
} | |
} | |
} | |
if (isUndefined(indices[d.id])) { indices[d.id] = i++; } | |
}); | |
indices.__max__ = i - 1; | |
return indices; | |
}; | |
c3_chart_internal_fn.getShapeX = function (offset, targetsNum, indices, isSub) { | |
var $$ = this, scale = isSub ? $$.subX : $$.x; | |
return function (d) { | |
var index = d.id in indices ? indices[d.id] : 0; | |
return d.x || d.x === 0 ? scale(d.x) - offset * (targetsNum / 2 - index) : 0; | |
}; | |
}; | |
c3_chart_internal_fn.getShapeY = function (isSub) { | |
var $$ = this; | |
return function (d) { | |
var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id); | |
return scale(d.value); | |
}; | |
}; | |
c3_chart_internal_fn.getShapeOffset = function (typeFilter, indices, isSub) { | |
var $$ = this, | |
targets = $$.orderTargets($$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$))), | |
targetIds = targets.map(function (t) { return t.id; }); | |
return function (d, i) { | |
var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id), | |
y0 = scale(0), offset = y0; | |
targets.forEach(function (t) { | |
var values = $$.isStepType(d) ? $$.convertValuesToStep(t.values) : t.values; | |
if (t.id === d.id || indices[t.id] !== indices[d.id]) { return; } | |
if (targetIds.indexOf(t.id) < targetIds.indexOf(d.id)) { | |
if (values[i].value * d.value >= 0) { | |
offset += scale(values[i].value) - y0; | |
} | |
} | |
}); | |
return offset; | |
}; | |
}; | |
c3_chart_internal_fn.isWithinShape = function (that, d) { | |
var $$ = this, | |
shape = $$.d3.select(that), isWithin; | |
if (!$$.isTargetToShow(d.id)) { | |
isWithin = false; | |
} | |
else if (that.nodeName === 'circle') { | |
isWithin = $$.isStepType(d) ? $$.isWithinStep(that, $$.getYScale(d.id)(d.value)) : $$.isWithinCircle(that, $$.pointSelectR(d) * 1.5); | |
} | |
else if (that.nodeName === 'path') { | |
isWithin = shape.classed(CLASS.bar) ? $$.isWithinBar(that) : true; | |
} | |
return isWithin; | |
}; | |
c3_chart_internal_fn.getInterpolate = function (d) { | |
var $$ = this; | |
return $$.isSplineType(d) ? "cardinal" : $$.isStepType(d) ? $$.config.line_step_type : "linear"; | |
}; | |
c3_chart_internal_fn.initLine = function () { | |
var $$ = this; | |
$$.main.select('.' + CLASS.chart).append("g") | |
.attr("class", CLASS.chartLines); | |
}; | |
c3_chart_internal_fn.updateTargetsForLine = function (targets) { | |
var $$ = this, config = $$.config, | |
mainLineUpdate, mainLineEnter, | |
classChartLine = $$.classChartLine.bind($$), | |
classLines = $$.classLines.bind($$), | |
classAreas = $$.classAreas.bind($$), | |
classCircles = $$.classCircles.bind($$), | |
classFocus = $$.classFocus.bind($$); | |
mainLineUpdate = $$.main.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) | |
.data(targets) | |
.attr('class', function (d) { return classChartLine(d) + classFocus(d); }); | |
mainLineEnter = mainLineUpdate.enter().append('g') | |
.attr('class', classChartLine) | |
.style('opacity', 0) | |
.style("pointer-events", "none"); | |
// Lines for each data | |
mainLineEnter.append('g') | |
.attr("class", classLines); | |
// Areas | |
mainLineEnter.append('g') | |
.attr('class', classAreas); | |
// Circles for each data point on lines | |
mainLineEnter.append('g') | |
.attr("class", function (d) { return $$.generateClass(CLASS.selectedCircles, d.id); }); | |
mainLineEnter.append('g') | |
.attr("class", classCircles) | |
.style("cursor", function (d) { return config.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(); | |
}; | |
c3_chart_internal_fn.redrawLine = function (durationForExit) { | |
var $$ = this; | |
$$.mainLine = $$.main.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line) | |
.data($$.lineData.bind($$)); | |
$$.mainLine.enter().append('path') | |
.attr('class', $$.classLine.bind($$)) | |
.style("stroke", $$.color); | |
$$.mainLine | |
.style("opacity", $$.initialOpacity.bind($$)) | |
.style('shape-rendering', function (d) { return $$.isStepType(d) ? 'crispEdges' : ''; }) | |
.attr('transform', null); | |
$$.mainLine.exit().transition().duration(durationForExit) | |
.style('opacity', 0) | |
.remove(); | |
}; | |
c3_chart_internal_fn.addTransitionForLine = function (transitions, drawLine) { | |
var $$ = this; | |
transitions.push($$.mainLine.transition() | |
.attr("d", drawLine) | |
.style("stroke", $$.color) | |
.style("opacity", 1)); | |
}; | |
c3_chart_internal_fn.generateDrawLine = function (lineIndices, isSub) { | |
var $$ = this, config = $$.config, | |
line = $$.d3.svg.line(), | |
getPoints = $$.generateGetLinePoints(lineIndices, isSub), | |
yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale, | |
xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); }, | |
yValue = function (d, i) { | |
return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value); | |
}; | |
line = config.axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue); | |
if (!config.line_connectNull) { line = line.defined(function (d) { return d.value != null; }); } | |
return function (d) { | |
var values = config.line_connectNull ? $$.filterRemoveNull(d.values) : d.values, | |
x = isSub ? $$.x : $$.subX, y = yScaleGetter.call($$, d.id), x0 = 0, y0 = 0, path; | |
if ($$.isLineType(d)) { | |
if (config.data_regions[d.id]) { | |
path = $$.lineWithRegions(values, x, y, config.data_regions[d.id]); | |
} else { | |
if ($$.isStepType(d)) { values = $$.convertValuesToStep(values); } | |
path = line.interpolate($$.getInterpolate(d))(values); | |
} | |
} else { | |
if (values[0]) { | |
x0 = x(values[0].x); | |
y0 = y(values[0].value); | |
} | |
path = config.axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; | |
} | |
return path ? path : "M 0 0"; | |
}; | |
}; | |
c3_chart_internal_fn.generateGetLinePoints = function (lineIndices, isSub) { // partial duplication of generateGetBarPoints | |
var $$ = this, config = $$.config, | |
lineTargetsNum = lineIndices.__max__ + 1, | |
x = $$.getShapeX(0, lineTargetsNum, lineIndices, !!isSub), | |
y = $$.getShapeY(!!isSub), | |
lineOffset = $$.getShapeOffset($$.isLineType, lineIndices, !!isSub), | |
yScale = isSub ? $$.getSubYScale : $$.getYScale; | |
return function (d, i) { | |
var y0 = yScale.call($$, d.id)(0), | |
offset = lineOffset(d, i) || y0, // offset is for stacked area chart | |
posX = x(d), posY = y(d); | |
// fix posY not to overflow opposite quadrant | |
if (config.axis_rotated) { | |
if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } | |
} | |
// 1 point that marks the line position | |
return [ | |
[posX, posY - (y0 - offset)], | |
[posX, posY - (y0 - offset)], // needed for compatibility | |
[posX, posY - (y0 - offset)], // needed for compatibility | |
[posX, posY - (y0 - offset)] // needed for compatibility | |
]; | |
}; | |
}; | |
c3_chart_internal_fn.lineWithRegions = function (d, x, y, _regions) { | |
var $$ = this, config = $$.config, | |
prev = -1, i, j, | |
s = "M", sWithRegion, | |
xp, yp, dx, dy, dd, diff, diffx2, | |
xValue, yValue, | |
regions = []; | |
function isWithinRegions(x, regions) { | |
var i; | |
for (i = 0; i < regions.length; i++) { | |
if (regions[i].start < x && x <= regions[i].end) { return true; } | |
} | |
return false; | |
} | |
// Check start/end of regions | |
if (isDefined(_regions)) { | |
for (i = 0; i < _regions.length; i++) { | |
regions[i] = {}; | |
if (isUndefined(_regions[i].start)) { | |
regions[i].start = d[0].x; | |
} else { | |
regions[i].start = $$.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() ? $$.parseDate(_regions[i].end) : _regions[i].end; | |
} | |
} | |
} | |
// Set scales | |
xValue = config.axis_rotated ? function (d) { return y(d.value); } : function (d) { return x(d.x); }; | |
yValue = config.axis_rotated ? function (d) { return x(d.x); } : function (d) { return y(d.value); }; | |
// Define svg generator function for region | |
if ($$.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 = $$.getScale(d[i - 1].value, d[i].value); | |
dx = x(d[i].x) - x(d[i - 1].x); | |
dy = y(d[i].value) - y(d[i - 1].value); | |
dd = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2)); | |
diff = 2 / dd; | |
diffx2 = diff * 2; | |
for (j = diff; j <= 1; j += diffx2) { | |
s += sWithRegion(d[i - 1], d[i], j, diff); | |
} | |
} | |
prev = d[i].x; | |
} | |
return s; | |
}; | |
c3_chart_internal_fn.redrawArea = function (durationForExit) { | |
var $$ = this, d3 = $$.d3; | |
$$.mainArea = $$.main.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area) | |
.data($$.lineData.bind($$)); | |
$$.mainArea.enter().append('path') | |
.attr("class", $$.classArea.bind($$)) | |
.style("fill", $$.color) | |
.style("opacity", function () { $$.orgAreaOpacity = +d3.select(this).style('opacity'); return 0; }); | |
$$.mainArea | |
.style("opacity", $$.orgAreaOpacity); | |
$$.mainArea.exit().transition().duration(durationForExit) | |
.style('opacity', 0) | |
.remove(); | |
}; | |
c3_chart_internal_fn.addTransitionForArea = function (transitions, drawArea) { | |
var $$ = this; | |
transitions.push($$.mainArea.transition() | |
.attr("d", drawArea) | |
.style("fill", $$.color) | |
.style("opacity", $$.orgAreaOpacity)); | |
}; | |
c3_chart_internal_fn.generateDrawArea = function (areaIndices, isSub) { | |
var $$ = this, config = $$.config, area = $$.d3.svg.area(), | |
getPoints = $$.generateGetAreaPoints(areaIndices, isSub), | |
yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale, | |
xValue = function (d) { return (isSub ? $$.subxx : $$.xx).call($$, d); }, | |
value0 = function (d, i) { | |
return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)($$.getAreaBaseValue(d.id)); | |
}, | |
value1 = function (d, i) { | |
return config.data_groups.length > 0 ? getPoints(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value); | |
}; | |
area = config.axis_rotated ? area.x0(value0).x1(value1).y(xValue) : area.x(xValue).y0(value0).y1(value1); | |
if (!config.line_connectNull) { | |
area = area.defined(function (d) { return d.value !== null; }); | |
} | |
return function (d) { | |
var values = config.line_connectNull ? $$.filterRemoveNull(d.values) : d.values, | |
x0 = 0, y0 = 0, path; | |
if ($$.isAreaType(d)) { | |
if ($$.isStepType(d)) { values = $$.convertValuesToStep(values); } | |
path = area.interpolate($$.getInterpolate(d))(values); | |
} else { | |
if (values[0]) { | |
x0 = $$.x(values[0].x); | |
y0 = $$.getYScale(d.id)(values[0].value); | |
} | |
path = config.axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0; | |
} | |
return path ? path : "M 0 0"; | |
}; | |
}; | |
c3_chart_internal_fn.getAreaBaseValue = function () { | |
return 0; | |
}; | |
c3_chart_internal_fn.generateGetAreaPoints = function (areaIndices, isSub) { // partial duplication of generateGetBarPoints | |
var $$ = this, config = $$.config, | |
areaTargetsNum = areaIndices.__max__ + 1, | |
x = $$.getShapeX(0, areaTargetsNum, areaIndices, !!isSub), | |
y = $$.getShapeY(!!isSub), | |
areaOffset = $$.getShapeOffset($$.isAreaType, areaIndices, !!isSub), | |
yScale = isSub ? $$.getSubYScale : $$.getYScale; | |
return function (d, i) { | |
var y0 = yScale.call($$, d.id)(0), | |
offset = areaOffset(d, i) || y0, // offset is for stacked area chart | |
posX = x(d), posY = y(d); | |
// fix posY not to overflow opposite quadrant | |
if (config.axis_rotated) { | |
if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } | |
} | |
// 1 point that marks the area position | |
return [ | |
[posX, offset], | |
[posX, posY - (y0 - offset)], | |
[posX, posY - (y0 - offset)], // needed for compatibility | |
[posX, offset] // needed for compatibility | |
]; | |
}; | |
}; | |
c3_chart_internal_fn.redrawCircle = function () { | |
var $$ = this; | |
$$.mainCircle = $$.main.selectAll('.' + CLASS.circles).selectAll('.' + CLASS.circle) | |
.data($$.lineOrScatterData.bind($$)); | |
$$.mainCircle.enter().append("circle") | |
.attr("class", $$.classCircle.bind($$)) | |
.attr("r", $$.pointR.bind($$)) | |
.style("fill", $$.color); | |
$$.mainCircle | |
.style("opacity", $$.initialOpacityForCircle.bind($$)); | |
$$.mainCircle.exit().remove(); | |
}; | |
c3_chart_internal_fn.addTransitionForCircle = function (transitions, cx, cy) { | |
var $$ = this; | |
transitions.push($$.mainCircle.transition() | |
.style('opacity', $$.opacityForCircle.bind($$)) | |
.style("fill", $$.color) | |
.attr("cx", cx) | |
.attr("cy", cy)); | |
transitions.push($$.main.selectAll('.' + CLASS.selectedCircle).transition() | |
.attr("cx", cx) | |
.attr("cy", cy)); | |
}; | |
c3_chart_internal_fn.circleX = function (d) { | |
return d.x || d.x === 0 ? this.x(d.x) : null; | |
}; | |
c3_chart_internal_fn.updateCircleY = function () { | |
var $$ = this, lineIndices, getPoints; | |
if ($$.config.data_groups.length > 0) { | |
lineIndices = $$.getShapeIndices($$.isLineType), | |
getPoints = $$.generateGetLinePoints(lineIndices); | |
$$.circleY = function (d, i) { | |
return getPoints(d, i)[0][1]; | |
}; | |
} else { | |
$$.circleY = function (d) { | |
return $$.getYScale(d.id)(d.value); | |
}; | |
} | |
}; | |
c3_chart_internal_fn.getCircles = function (i, id) { | |
var $$ = this; | |
return (id ? $$.main.selectAll('.' + CLASS.circles + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.circle + (isValue(i) ? '-' + i : '')); | |
}; | |
c3_chart_internal_fn.expandCircles = function (i, id, reset) { | |
var $$ = this, | |
r = $$.pointExpandedR.bind($$); | |
if (reset) { $$.unexpandCircles(); } | |
$$.getCircles(i, id) | |
.classed(CLASS.EXPANDED, true) | |
.attr('r', r); | |
}; | |
c3_chart_internal_fn.unexpandCircles = function (i) { | |
var $$ = this, | |
r = $$.pointR.bind($$); | |
$$.getCircles(i) | |
.filter(function () { return $$.d3.select(this).classed(CLASS.EXPANDED); }) | |
.classed(CLASS.EXPANDED, false) | |
.attr('r', r); | |
}; | |
c3_chart_internal_fn.pointR = function (d) { | |
var $$ = this, config = $$.config; | |
return $$.isStepType(d) ? 0 : (isFunction(config.point_r) ? config.point_r(d) : config.point_r); | |
}; | |
c3_chart_internal_fn.pointExpandedR = function (d) { | |
var $$ = this, config = $$.config; | |
return config.point_focus_expand_enabled ? (config.point_focus_expand_r ? config.point_focus_expand_r : $$.pointR(d) * 1.75) : $$.pointR(d); | |
}; | |
c3_chart_internal_fn.pointSelectR = function (d) { | |
var $$ = this, config = $$.config; | |
return config.point_select_r ? config.point_select_r : $$.pointR(d) * 4; | |
}; | |
c3_chart_internal_fn.isWithinCircle = function (that, r) { | |
var d3 = this.d3, | |
mouse = d3.mouse(that), d3_this = d3.select(that), | |
cx = +d3_this.attr("cx"), cy = +d3_this.attr("cy"); | |
return Math.sqrt(Math.pow(cx - mouse[0], 2) + Math.pow(cy - mouse[1], 2)) < r; | |
}; | |
c3_chart_internal_fn.isWithinStep = function (that, y) { | |
return Math.abs(y - this.d3.mouse(that)[1]) < 30; | |
}; | |
c3_chart_internal_fn.initBar = function () { | |
var $$ = this; | |
$$.main.select('.' + CLASS.chart).append("g") | |
.attr("class", CLASS.chartBars); | |
}; | |
c3_chart_internal_fn.updateTargetsForBar = function (targets) { | |
var $$ = this, config = $$.config, | |
mainBarUpdate, mainBarEnter, | |
classChartBar = $$.classChartBar.bind($$), | |
classBars = $$.classBars.bind($$), | |
classFocus = $$.classFocus.bind($$); | |
mainBarUpdate = $$.main.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) | |
.data(targets) | |
.attr('class', function (d) { return classChartBar(d) + classFocus(d); }); | |
mainBarEnter = mainBarUpdate.enter().append('g') | |
.attr('class', classChartBar) | |
.style('opacity', 0) | |
.style("pointer-events", "none"); | |
// Bars for each data | |
mainBarEnter.append('g') | |
.attr("class", classBars) | |
.style("cursor", function (d) { return config.data_selection_isselectable(d) ? "pointer" : null; }); | |
}; | |
c3_chart_internal_fn.redrawBar = function (durationForExit) { | |
var $$ = this, | |
barData = $$.barData.bind($$), | |
classBar = $$.classBar.bind($$), | |
initialOpacity = $$.initialOpacity.bind($$), | |
color = function (d) { return $$.color(d.id); }; | |
$$.mainBar = $$.main.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar) | |
.data(barData); | |
$$.mainBar.enter().append('path') | |
.attr("class", classBar) | |
.style("stroke", color) | |
.style("fill", color); | |
$$.mainBar | |
.style("opacity", initialOpacity); | |
$$.mainBar.exit().transition().duration(durationForExit) | |
.style('opacity', 0) | |
.remove(); | |
}; | |
c3_chart_internal_fn.addTransitionForBar = function (transitions, drawBar) { | |
var $$ = this; | |
transitions.push($$.mainBar.transition() | |
.attr('d', drawBar) | |
.style("fill", $$.color) | |
.style("opacity", 1)); | |
}; | |
c3_chart_internal_fn.getBarW = function (axis, barTargetsNum) { | |
var $$ = this, config = $$.config, | |
w = typeof config.bar_width === 'number' ? config.bar_width : barTargetsNum ? (axis.tickOffset() * 2 * config.bar_width_ratio) / barTargetsNum : 0; | |
return config.bar_width_max && w > config.bar_width_max ? config.bar_width_max : w; | |
}; | |
c3_chart_internal_fn.getBars = function (i, id) { | |
var $$ = this; | |
return (id ? $$.main.selectAll('.' + CLASS.bars + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.bar + (isValue(i) ? '-' + i : '')); | |
}; | |
c3_chart_internal_fn.expandBars = function (i, id, reset) { | |
var $$ = this; | |
if (reset) { $$.unexpandBars(); } | |
$$.getBars(i, id).classed(CLASS.EXPANDED, true); | |
}; | |
c3_chart_internal_fn.unexpandBars = function (i) { | |
var $$ = this; | |
$$.getBars(i).classed(CLASS.EXPANDED, false); | |
}; | |
c3_chart_internal_fn.generateDrawBar = function (barIndices, isSub) { | |
var $$ = this, config = $$.config, | |
getPoints = $$.generateGetBarPoints(barIndices, isSub); | |
return function (d, i) { | |
// 4 points that make a bar | |
var points = getPoints(d, i); | |
// switch points if axis is rotated, not applicable for sub chart | |
var indexX = config.axis_rotated ? 1 : 0; | |
var indexY = config.axis_rotated ? 0 : 1; | |
var path = 'M ' + points[0][indexX] + ',' + points[0][indexY] + ' ' + | |
'L' + points[1][indexX] + ',' + points[1][indexY] + ' ' + | |
'L' + points[2][indexX] + ',' + points[2][indexY] + ' ' + | |
'L' + points[3][indexX] + ',' + points[3][indexY] + ' ' + | |
'z'; | |
return path; | |
}; | |
}; | |
c3_chart_internal_fn.generateGetBarPoints = function (barIndices, isSub) { | |
var $$ = this, | |
axis = isSub ? $$.subXAxis : $$.xAxis, | |
barTargetsNum = barIndices.__max__ + 1, | |
barW = $$.getBarW(axis, barTargetsNum), | |
barX = $$.getShapeX(barW, barTargetsNum, barIndices, !!isSub), | |
barY = $$.getShapeY(!!isSub), | |
barOffset = $$.getShapeOffset($$.isBarType, barIndices, !!isSub), | |
yScale = isSub ? $$.getSubYScale : $$.getYScale; | |
return function (d, i) { | |
var y0 = yScale.call($$, d.id)(0), | |
offset = barOffset(d, i) || y0, // offset is for stacked bar chart | |
posX = barX(d), posY = barY(d); | |
// fix posY not to overflow opposite quadrant | |
if ($$.config.axis_rotated) { | |
if ((0 < d.value && posY < y0) || (d.value < 0 && y0 < posY)) { posY = y0; } | |
} | |
// 4 points that make a bar | |
return [ | |
[posX, offset], | |
[posX, posY - (y0 - offset)], | |
[posX + barW, posY - (y0 - offset)], | |
[posX + barW, offset] | |
]; | |
}; | |
}; | |
c3_chart_internal_fn.isWithinBar = function (that) { | |
var mouse = this.d3.mouse(that), box = that.getBoundingClientRect(), | |
seg0 = that.pathSegList.getItem(0), seg1 = that.pathSegList.getItem(1), | |
x = Math.min(seg0.x, seg1.x), y = Math.min(seg0.y, seg1.y), | |
w = box.width, h = box.height, offset = 2, | |
sx = x - offset, ex = x + w + offset, sy = y + h + offset, ey = y - offset; | |
return sx < mouse[0] && mouse[0] < ex && ey < mouse[1] && mouse[1] < sy; | |
}; | |
c3_chart_internal_fn.initText = function () { | |
var $$ = this; | |
$$.main.select('.' + CLASS.chart).append("g") | |
.attr("class", CLASS.chartTexts); | |
$$.mainText = $$.d3.selectAll([]); | |
}; | |
c3_chart_internal_fn.updateTargetsForText = function (targets) { | |
var $$ = this, mainTextUpdate, mainTextEnter, | |
classChartText = $$.classChartText.bind($$), | |
classTexts = $$.classTexts.bind($$), | |
classFocus = $$.classFocus.bind($$); | |
mainTextUpdate = $$.main.select('.' + CLASS.chartTexts).selectAll('.' + CLASS.chartText) | |
.data(targets) | |
.attr('class', function (d) { return classChartText(d) + classFocus(d); }); | |
mainTextEnter = mainTextUpdate.enter().append('g') | |
.attr('class', classChartText) | |
.style('opacity', 0) | |
.style("pointer-events", "none"); | |
mainTextEnter.append('g') | |
.attr('class', classTexts); | |
}; | |
c3_chart_internal_fn.redrawText = function (durationForExit) { | |
var $$ = this, config = $$.config, | |
barOrLineData = $$.barOrLineData.bind($$), | |
classText = $$.classText.bind($$); | |
$$.mainText = $$.main.selectAll('.' + CLASS.texts).selectAll('.' + CLASS.text) | |
.data(barOrLineData); | |
$$.mainText.enter().append('text') | |
.attr("class", classText) | |
.attr('text-anchor', function (d) { return config.axis_rotated ? (d.value < 0 ? 'end' : 'start') : 'middle'; }) | |
.style("stroke", 'none') | |
.style("fill", function (d) { return $$.color(d); }) | |
.style("fill-opacity", 0); | |
$$.mainText | |
.text(function (d, i, j) { return $$.dataLabelFormat(d.id)(d.value, d.id, i, j); }); | |
$$.mainText.exit() | |
.transition().duration(durationForExit) | |
.style('fill-opacity', 0) | |
.remove(); | |
}; | |
c3_chart_internal_fn.addTransitionForText = function (transitions, xForText, yForText, forFlow) { | |
var $$ = this, | |
opacityForText = forFlow ? 0 : $$.opacityForText.bind($$); | |
transitions.push($$.mainText.transition() | |
.attr('x', xForText) | |
.attr('y', yForText) | |
.style("fill", $$.color) | |
.style("fill-opacity", opacityForText)); | |
}; | |
c3_chart_internal_fn.getTextRect = function (text, cls) { | |
var body = this.d3.select('body').classed('c3', true), | |
svg = body.append("svg").style('visibility', 'hidden'), rect; | |
svg.selectAll('.dummy') | |
.data([text]) | |
.enter().append('text') | |
.classed(cls ? cls : "", true) | |
.text(text) | |
.each(function () { rect = this.getBoundingClientRect(); }); | |
svg.remove(); | |
body.classed('c3', false); | |
return rect; | |
}; | |
c3_chart_internal_fn.generateXYForText = function (areaIndices, barIndices, lineIndices, forX) { | |
var $$ = this, | |
getAreaPoints = $$.generateGetAreaPoints(barIndices, false), | |
getBarPoints = $$.generateGetBarPoints(barIndices, false), | |
getLinePoints = $$.generateGetLinePoints(lineIndices, false), | |
getter = forX ? $$.getXForText : $$.getYForText; | |
return function (d, i) { | |
var getPoints = $$.isAreaType(d) ? getAreaPoints : $$.isBarType(d) ? getBarPoints : getLinePoints; | |
return getter.call($$, getPoints(d, i), d, this); | |
}; | |
}; | |
c3_chart_internal_fn.getXForText = function (points, d, textElement) { | |
var $$ = this, | |
box = textElement.getBoundingClientRect(), xPos, padding; | |
if ($$.config.axis_rotated) { | |
padding = $$.isBarType(d) ? 4 : 6; | |
xPos = points[2][1] + padding * (d.value < 0 ? -1 : 1); | |
} else { | |
xPos = $$.hasType('bar') ? (points[2][0] + points[0][0]) / 2 : points[0][0]; | |
} | |
// show labels regardless of the domain if value is null | |
if (d.value === null) { | |
if (xPos > $$.width) { | |
xPos = $$.width - box.width; | |
} else if (xPos < 0) { | |
xPos = 4; | |
} | |
} | |
return xPos; | |
}; | |
c3_chart_internal_fn.getYForText = function (points, d, textElement) { | |
var $$ = this, | |
box = textElement.getBoundingClientRect(), yPos; | |
if ($$.config.axis_rotated) { | |
yPos = (points[0][0] + points[2][0] + box.height * 0.6) / 2; | |
} else { | |
yPos = points[2][1] + (d.value < 0 ? box.height : $$.isBarType(d) ? -3 : -6); | |
} | |
// show labels regardless of the domain if value is null | |
if (d.value === null && !$$.config.axis_rotated) { | |
if (yPos < box.height) { | |
yPos = box.height; | |
} else if (yPos > this.height) { | |
yPos = this.height - 4; | |
} | |
} | |
return yPos; | |
}; | |
c3_chart_internal_fn.setTargetType = function (targetIds, type) { | |
var $$ = this, config = $$.config; | |
$$.mapToTargetIds(targetIds).forEach(function (id) { | |
$$.withoutFadeIn[id] = (type === config.data_types[id]); | |
config.data_types[id] = type; | |
}); | |
if (!targetIds) { | |
config.data_type = type; | |
} | |
}; | |
c3_chart_internal_fn.hasType = function (type, targets) { | |
var $$ = this, types = $$.config.data_types, has = false; | |
targets = targets || $$.data.targets; | |
if (targets && targets.length) { | |
targets.forEach(function (target) { | |
var t = types[target.id]; | |
if ((t && t.indexOf(type) >= 0) || (!t && type === 'line')) { | |
has = true; | |
} | |
}); | |
} else if (Object.keys(types).length) { | |
Object.keys(types).forEach(function (id) { | |
if (types[id] === type) { has = true; } | |
}); | |
} else { | |
has = $$.config.data_type === type; | |
} | |
return has; | |
}; | |
c3_chart_internal_fn.hasArcType = function (targets) { | |
return this.hasType('pie', targets) || this.hasType('donut', targets) || this.hasType('gauge', targets); | |
}; | |
c3_chart_internal_fn.isLineType = function (d) { | |
var config = this.config, id = isString(d) ? d : d.id; | |
return !config.data_types[id] || ['line', 'spline', 'area', 'area-spline', 'step', 'area-step'].indexOf(config.data_types[id]) >= 0; | |
}; | |
c3_chart_internal_fn.isStepType = function (d) { | |
var id = isString(d) ? d : d.id; | |
return ['step', 'area-step'].indexOf(this.config.data_types[id]) >= 0; | |
}; | |
c3_chart_internal_fn.isSplineType = function (d) { | |
var id = isString(d) ? d : d.id; | |
return ['spline', 'area-spline'].indexOf(this.config.data_types[id]) >= 0; | |
}; | |
c3_chart_internal_fn.isAreaType = function (d) { | |
var id = isString(d) ? d : d.id; | |
return ['area', 'area-spline', 'area-step'].indexOf(this.config.data_types[id]) >= 0; | |
}; | |
c3_chart_internal_fn.isBarType = function (d) { | |
var id = isString(d) ? d : d.id; | |
return this.config.data_types[id] === 'bar'; | |
}; | |
c3_chart_internal_fn.isScatterType = function (d) { | |
var id = isString(d) ? d : d.id; | |
return this.config.data_types[id] === 'scatter'; | |
}; | |
c3_chart_internal_fn.isPieType = function (d) { | |
var id = isString(d) ? d : d.id; | |
return this.config.data_types[id] === 'pie'; | |
}; | |
c3_chart_internal_fn.isGaugeType = function (d) { | |
var id = isString(d) ? d : d.id; | |
return this.config.data_types[id] === 'gauge'; | |
}; | |
c3_chart_internal_fn.isDonutType = function (d) { | |
var id = isString(d) ? d : d.id; | |
return this.config.data_types[id] === 'donut'; | |
}; | |
c3_chart_internal_fn.isArcType = function (d) { | |
return this.isPieType(d) || this.isDonutType(d) || this.isGaugeType(d); | |
}; | |
c3_chart_internal_fn.lineData = function (d) { | |
return this.isLineType(d) ? [d] : []; | |
}; | |
c3_chart_internal_fn.arcData = function (d) { | |
return this.isArcType(d.data) ? [d] : []; | |
}; | |
/* not used | |
function scatterData(d) { | |
return isScatterType(d) ? d.values : []; | |
} | |
*/ | |
c3_chart_internal_fn.barData = function (d) { | |
return this.isBarType(d) ? d.values : []; | |
}; | |
c3_chart_internal_fn.lineOrScatterData = function (d) { | |
return this.isLineType(d) || this.isScatterType(d) ? d.values : []; | |
}; | |
c3_chart_internal_fn.barOrLineData = function (d) { | |
return this.isBarType(d) || this.isLineType(d) ? d.values : []; | |
}; | |
c3_chart_internal_fn.initGrid = function () { | |
var $$ = this, config = $$.config, d3 = $$.d3; | |
$$.grid = $$.main.append('g') | |
.attr("clip-path", $$.clipPathForGrid) | |
.attr('class', CLASS.grid); | |
if (config.grid_x_show) { | |
$$.grid.append("g").attr("class", CLASS.xgrids); | |
} | |
if (config.grid_y_show) { | |
$$.grid.append('g').attr('class', CLASS.ygrids); | |
} | |
if (config.grid_focus_show) { | |
$$.grid.append('g') | |
.attr("class", CLASS.xgridFocus) | |
.append('line') | |
.attr('class', CLASS.xgridFocus); | |
} | |
$$.xgrid = d3.selectAll([]); | |
if (!config.grid_lines_front) { $$.initGridLines(); } | |
}; | |
c3_chart_internal_fn.initGridLines = function () { | |
var $$ = this, d3 = $$.d3; | |
$$.gridLines = $$.main.append('g') | |
.attr("clip-path", $$.clipPathForGrid) | |
.attr('class', CLASS.grid + ' ' + CLASS.gridLines); | |
$$.gridLines.append('g').attr("class", CLASS.xgridLines); | |
$$.gridLines.append('g').attr('class', CLASS.ygridLines); | |
$$.xgridLines = d3.selectAll([]); | |
}; | |
c3_chart_internal_fn.updateXGrid = function (withoutUpdate) { | |
var $$ = this, config = $$.config, d3 = $$.d3, | |
xgridData = $$.generateGridData(config.grid_x_type, $$.x), | |
tickOffset = $$.isCategorized() ? $$.xAxis.tickOffset() : 0; | |
$$.xgridAttr = config.axis_rotated ? { | |
'x1': 0, | |
'x2': $$.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': $$.height | |
}; | |
$$.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(config.axis_rotated ? 'y1' : 'x1') === (config.axis_rotated ? $$.height : 0) ? 0 : 1; }); | |
} | |
$$.xgrid.exit().remove(); | |
}; | |
c3_chart_internal_fn.updateYGrid = function () { | |
var $$ = this, config = $$.config, | |
gridValues = $$.yAxis.tickValues() || $$.y.ticks(config.grid_y_ticks); | |
$$.ygrid = $$.main.select('.' + CLASS.ygrids).selectAll('.' + CLASS.ygrid) | |
.data(gridValues); | |
$$.ygrid.enter().append('line') | |
.attr('class', CLASS.ygrid); | |
$$.ygrid.attr("x1", config.axis_rotated ? $$.y : 0) | |
.attr("x2", config.axis_rotated ? $$.y : $$.width) | |
.attr("y1", config.axis_rotated ? 0 : $$.y) | |
.attr("y2", config.axis_rotated ? $$.height : $$.y); | |
$$.ygrid.exit().remove(); | |
$$.smoothLines($$.ygrid, 'grid'); | |
}; | |
c3_chart_internal_fn.redrawGrid = function (duration) { | |
var $$ = this, main = $$.main, config = $$.config, | |
xgridLine, ygridLine, yv; | |
// hide if arc type | |
$$.grid.style('visibility', $$.hasArcType() ? 'hidden' : 'visible'); | |
main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); | |
if (config.grid_x_show) { | |
$$.updateXGrid(); | |
} | |
$$.xgridLines = main.select('.' + CLASS.xgridLines).selectAll('.' + CLASS.xgridLine) | |
.data(config.grid_x_lines); | |
// enter | |
xgridLine = $$.xgridLines.enter().append('g') | |
.attr("class", function (d) { return CLASS.xgridLine + (d['class'] ? ' ' + d['class'] : ''); }); | |
xgridLine.append('line') | |
.style("opacity", 0); | |
xgridLine.append('text') | |
.attr("text-anchor", "end") | |
.attr("transform", config.axis_rotated ? "" : "rotate(-90)") | |
.attr('dx', config.axis_rotated ? 0 : -$$.margin.top) | |
.attr('dy', -5) | |
.style("opacity", 0); | |
// udpate | |
// done in d3.transition() of the end of this function | |
// exit | |
$$.xgridLines.exit().transition().duration(duration) | |
.style("opacity", 0) | |
.remove(); | |
// Y-Grid | |
if (config.grid_y_show) { | |
$$.updateYGrid(); | |
} | |
$$.ygridLines = main.select('.' + CLASS.ygridLines).selectAll('.' + CLASS.ygridLine) | |
.data(config.grid_y_lines); | |
// enter | |
ygridLine = $$.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", config.axis_rotated ? "rotate(-90)" : "") | |
.attr('dx', config.axis_rotated ? 0 : -$$.margin.top) | |
.attr('dy', -5) | |
.style("opacity", 0); | |
// update | |
yv = $$.yv.bind($$); | |
$$.ygridLines.select('line') | |
.transition().duration(duration) | |
.attr("x1", config.axis_rotated ? yv : 0) | |
.attr("x2", config.axis_rotated ? yv : $$.width) | |
.attr("y1", config.axis_rotated ? 0 : yv) | |
.attr("y2", config.axis_rotated ? $$.height : yv) | |
.style("opacity", 1); | |
$$.ygridLines.select('text') | |
.transition().duration(duration) | |
.attr("x", config.axis_rotated ? 0 : $$.width) | |
.attr("y", yv) | |
.text(function (d) { return d.text; }) | |
.style("opacity", 1); | |
// exit | |
$$.ygridLines.exit().transition().duration(duration) | |
.style("opacity", 0) | |
.remove(); | |
}; | |
c3_chart_internal_fn.addTransitionForGrid = function (transitions) { | |
var $$ = this, config = $$.config, xv = $$.xv.bind($$); | |
transitions.push($$.xgridLines.select('line').transition() | |
.attr("x1", config.axis_rotated ? 0 : xv) | |
.attr("x2", config.axis_rotated ? $$.width : xv) | |
.attr("y1", config.axis_rotated ? xv : $$.margin.top) | |
.attr("y2", config.axis_rotated ? xv : $$.height) | |
.style("opacity", 1)); | |
transitions.push($$.xgridLines.select('text').transition() | |
.attr("x", config.axis_rotated ? $$.width : 0) | |
.attr("y", xv) | |
.text(function (d) { return d.text; }) | |
.style("opacity", 1)); | |
}; | |
c3_chart_internal_fn.showXGridFocus = function (selectedData) { | |
var $$ = this, config = $$.config, | |
dataToShow = selectedData.filter(function (d) { return d && isValue(d.value); }), | |
focusEl = $$.main.selectAll('line.' + CLASS.xgridFocus), | |
xx = $$.xx.bind($$); | |
if (!config.tooltip_show) { return; } | |
// Hide when scatter plot exists | |
if ($$.hasType('scatter') || $$.hasArcType()) { return; } | |
focusEl | |
.style("visibility", "visible") | |
.data([dataToShow[0]]) | |
.attr(config.axis_rotated ? 'y1' : 'x1', xx) | |
.attr(config.axis_rotated ? 'y2' : 'x2', xx); | |
$$.smoothLines(focusEl, 'grid'); | |
}; | |
c3_chart_internal_fn.hideXGridFocus = function () { | |
this.main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden"); | |
}; | |
c3_chart_internal_fn.updateXgridFocus = function () { | |
var $$ = this, config = $$.config; | |
$$.main.select('line.' + CLASS.xgridFocus) | |
.attr("x1", config.axis_rotated ? 0 : -10) | |
.attr("x2", config.axis_rotated ? $$.width : -10) | |
.attr("y1", config.axis_rotated ? -10 : 0) | |
.attr("y2", config.axis_rotated ? -10 : $$.height); | |
}; | |
c3_chart_internal_fn.generateGridData = function (type, scale) { | |
var $$ = this, | |
gridData = [], xDomain, firstYear, lastYear, i, | |
tickNum = $$.main.select("." + CLASS.axisX).selectAll('.tick').size(); | |
if (type === 'year') { | |
xDomain = $$.getXDomain(); | |
firstYear = xDomain[0].getFullYear(); | |
lastYear = xDomain[1].getFullYear(); | |
for (i = firstYear; i <= lastYear; i++) { | |
gridData.push(new Date(i + '-01-01 00:00:00')); | |
} | |
} else { | |
gridData = scale.ticks(10); | |
if (gridData.length > tickNum) { // use only int | |
gridData = gridData.filter(function (d) { return ("" + d).indexOf('.') < 0; }); | |
} | |
} | |
return gridData; | |
}; | |
c3_chart_internal_fn.getGridFilterToRemove = function (params) { | |
return params ? function (line) { | |
var found = false; | |
[].concat(params).forEach(function (param) { | |
if ((('value' in param && line.value === param.value) || ('class' in param && line['class'] === param['class']))) { | |
found = true; | |
} | |
}); | |
return found; | |
} : function () { return true; }; | |
}; | |
c3_chart_internal_fn.removeGridLines = function (params, forX) { | |
var $$ = this, config = $$.config, | |
toRemove = $$.getGridFilterToRemove(params), | |
toShow = function (line) { return !toRemove(line); }, | |
classLines = forX ? CLASS.xgridLines : CLASS.ygridLines, | |
classLine = forX ? CLASS.xgridLine : CLASS.ygridLine; | |
$$.main.select('.' + classLines).selectAll('.' + classLine).filter(toRemove) | |
.transition().duration(config.transition_duration) | |
.style('opacity', 0).remove(); | |
if (forX) { | |
config.grid_x_lines = config.grid_x_lines.filter(toShow); | |
} else { | |
config.grid_y_lines = config.grid_y_lines.filter(toShow); | |
} | |
}; | |
c3_chart_internal_fn.initTooltip = function () { | |
var $$ = this, config = $$.config, i; | |
$$.tooltip = $$.selectChart | |
.style("position", "relative") | |
.append("div") | |
.attr('class', CLASS.tooltipContainer) | |
.style("position", "absolute") | |
.style("pointer-events", "none") | |
.style("display", "none"); | |
// Show tooltip if needed | |
if (config.tooltip_init_show) { | |
if ($$.isTimeSeries() && isString(config.tooltip_init_x)) { | |
config.tooltip_init_x = $$.parseDate(config.tooltip_init_x); | |
for (i = 0; i < $$.data.targets[0].values.length; i++) { | |
if (($$.data.targets[0].values[i].x - config.tooltip_init_x) === 0) { break; } | |
} | |
config.tooltip_init_x = i; | |
} | |
$$.tooltip.html(config.tooltip_contents.call($$, $$.data.targets.map(function (d) { | |
return $$.addName(d.values[config.tooltip_init_x]); | |
}), $$.getXAxisTickFormat(), $$.getYFormat($$.hasArcType()), $$.color)); | |
$$.tooltip.style("top", config.tooltip_init_position.top) | |
.style("left", config.tooltip_init_position.left) | |
.style("display", "block"); | |
} | |
}; | |
c3_chart_internal_fn.getTooltipContent = function (d, defaultTitleFormat, defaultValueFormat, color) { | |
var $$ = this, config = $$.config, | |
titleFormat = config.tooltip_format_title || defaultTitleFormat, | |
nameFormat = config.tooltip_format_name || function (name) { return name; }, | |
valueFormat = config.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, d[i].ratio, d[i].id, d[i].index); | |
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>"; | |
}; | |
c3_chart_internal_fn.tooltipPosition = function (dataToShow, tWidth, tHeight, element) { | |
var $$ = this, config = $$.config, d3 = $$.d3; | |
var svgLeft, tooltipLeft, tooltipRight, tooltipTop, chartRight; | |
var forArc = $$.hasArcType(), | |
mouse = d3.mouse(element); | |
// Determin tooltip position | |
if (forArc) { | |
tooltipLeft = (($$.width - ($$.isLegendRight ? $$.getLegendWidth() : 0)) / 2) + mouse[0]; | |
tooltipTop = ($$.height / 2) + mouse[1] + 20; | |
} else { | |
svgLeft = $$.getSvgLeft(true); | |
if (config.axis_rotated) { | |
tooltipLeft = svgLeft + mouse[0] + 100; | |
tooltipRight = tooltipLeft + tWidth; | |
chartRight = $$.currentWidth - $$.getCurrentPaddingRight(); | |
tooltipTop = $$.x(dataToShow[0].x) + 20; | |
} else { | |
tooltipLeft = svgLeft + $$.getCurrentPaddingLeft(true) + $$.x(dataToShow[0].x) + 20; | |
tooltipRight = tooltipLeft + tWidth; | |
chartRight = svgLeft + $$.currentWidth - $$.getCurrentPaddingRight(); | |
tooltipTop = mouse[1] + 15; | |
} | |
if (tooltipRight > chartRight) { | |
tooltipLeft -= tooltipRight - chartRight; | |
} | |
if (tooltipTop + tHeight > $$.currentHeight) { | |
tooltipTop -= tHeight + 30; | |
} | |
} | |
if (tooltipTop < 0) { | |
tooltipTop = 0; | |
} | |
return { top: tooltipTop, left: tooltipLeft }; | |
}; | |
c3_chart_internal_fn.showTooltip = function (selectedData, element) { | |
var $$ = this, config = $$.config; | |
var tWidth, tHeight, position; | |
var forArc = $$.hasArcType(), | |
dataToShow = selectedData.filter(function (d) { return d && isValue(d.value); }), | |
positionFunction = config.tooltip_position || c3_chart_internal_fn.tooltipPosition; | |
if (dataToShow.length === 0 || !config.tooltip_show) { | |
return; | |
} | |
$$.tooltip.html(config.tooltip_contents.call($$, selectedData, $$.getXAxisTickFormat(), $$.getYFormat(forArc), $$.color)).style("display", "block"); | |
// Get tooltip dimensions | |
tWidth = $$.tooltip.property('offsetWidth'); | |
tHeight = $$.tooltip.property('offsetHeight'); | |
position = positionFunction.call(this, dataToShow, tWidth, tHeight, element); | |
// Set tooltip | |
$$.tooltip | |
.style("top", position.top + "px") | |
.style("left", position.left + 'px'); | |
}; | |
c3_chart_internal_fn.hideTooltip = function () { | |
this.tooltip.style("display", "none"); | |
}; | |
c3_chart_internal_fn.initLegend = function () { | |
var $$ = this; | |
$$.legendHasRendered = false; | |
$$.legend = $$.svg.append("g").attr("transform", $$.getTranslate('legend')); | |
if (!$$.config.legend_show) { | |
$$.legend.style('visibility', 'hidden'); | |
$$.hiddenLegendIds = $$.mapToIds($$.data.targets); | |
return; | |
} | |
// MEMO: call here to update legend box and tranlate for all | |
// MEMO: translate will be upated by this, so transform not needed in updateLegend() | |
$$.updateLegendWithDefaults(); | |
}; | |
c3_chart_internal_fn.updateLegendWithDefaults = function () { | |
var $$ = this; | |
$$.updateLegend($$.mapToIds($$.data.targets), { withTransform: false, withTransitionForTransform: false, withTransition: false }); | |
}; | |
c3_chart_internal_fn.updateSizeForLegend = function (legendHeight, legendWidth) { | |
var $$ = this, config = $$.config, insetLegendPosition = { | |
top: $$.isLegendTop ? $$.getCurrentPaddingTop() + config.legend_inset_y + 5.5 : $$.currentHeight - legendHeight - $$.getCurrentPaddingBottom() - config.legend_inset_y, | |
left: $$.isLegendLeft ? $$.getCurrentPaddingLeft() + config.legend_inset_x + 0.5 : $$.currentWidth - legendWidth - $$.getCurrentPaddingRight() - config.legend_inset_x + 0.5 | |
}; | |
$$.margin3 = { | |
top: $$.isLegendRight ? 0 : $$.isLegendInset ? insetLegendPosition.top : $$.currentHeight - legendHeight, | |
right: NaN, | |
bottom: 0, | |
left: $$.isLegendRight ? $$.currentWidth - legendWidth : $$.isLegendInset ? insetLegendPosition.left : 0 | |
}; | |
}; | |
c3_chart_internal_fn.transformLegend = function (withTransition) { | |
var $$ = this; | |
(withTransition ? $$.legend.transition() : $$.legend).attr("transform", $$.getTranslate('legend')); | |
}; | |
c3_chart_internal_fn.updateLegendStep = function (step) { | |
this.legendStep = step; | |
}; | |
c3_chart_internal_fn.updateLegendItemWidth = function (w) { | |
this.legendItemWidth = w; | |
}; | |
c3_chart_internal_fn.updateLegendItemHeight = function (h) { | |
this.legendItemHeight = h; | |
}; | |
c3_chart_internal_fn.getLegendWidth = function () { | |
var $$ = this; | |
return $$.config.legend_show ? $$.isLegendRight || $$.isLegendInset ? $$.legendItemWidth * ($$.legendStep + 1) : $$.currentWidth : 0; | |
}; | |
c3_chart_internal_fn.getLegendHeight = function () { | |
var $$ = this, h = 0; | |
if ($$.config.legend_show) { | |
if ($$.isLegendRight) { | |
h = $$.currentHeight; | |
} else { | |
h = Math.max(20, $$.legendItemHeight) * ($$.legendStep + 1); | |
} | |
} | |
return h; | |
}; | |
c3_chart_internal_fn.opacityForLegend = function (legendItem) { | |
return legendItem.classed(CLASS.legendItemHidden) ? null : 1; | |
}; | |
c3_chart_internal_fn.opacityForUnfocusedLegend = function (legendItem) { | |
return legendItem.classed(CLASS.legendItemHidden) ? null : 0.3; | |
}; | |
c3_chart_internal_fn.toggleFocusLegend = function (targetIds, focus) { | |
var $$ = this; | |
targetIds = $$.mapToTargetIds(targetIds); | |
$$.legend.selectAll('.' + CLASS.legendItem) | |
.filter(function (id) { return targetIds.indexOf(id) >= 0; }) | |
.classed(CLASS.legendItemFocused, focus) | |
.transition().duration(100) | |
.style('opacity', function () { | |
var opacity = focus ? $$.opacityForLegend : $$.opacityForUnfocusedLegend; | |
return opacity.call($$, $$.d3.select(this)); | |
}); | |
}; | |
c3_chart_internal_fn.revertLegend = function () { | |
var $$ = this, d3 = $$.d3; | |
$$.legend.selectAll('.' + CLASS.legendItem) | |
.classed(CLASS.legendItemFocused, false) | |
.transition().duration(100) | |
.style('opacity', function () { return $$.opacityForLegend(d3.select(this)); }); | |
}; | |
c3_chart_internal_fn.showLegend = function (targetIds) { | |
var $$ = this, config = $$.config; | |
if (!config.legend_show) { | |
config.legend_show = true; | |
$$.legend.style('visibility', 'visible'); | |
if (!$$.legendHasRendered) { | |
$$.updateLegendWithDefaults(); | |
} | |
} | |
$$.removeHiddenLegendIds(targetIds); | |
$$.legend.selectAll($$.selectorLegends(targetIds)) | |
.style('visibility', 'visible') | |
.transition() | |
.style('opacity', function () { return $$.opacityForLegend($$.d3.select(this)); }); | |
}; | |
c3_chart_internal_fn.hideLegend = function (targetIds) { | |
var $$ = this, config = $$.config; | |
if (config.legend_show && isEmpty(targetIds)) { | |
config.legend_show = false; | |
$$.legend.style('visibility', 'hidden'); | |
} | |
$$.addHiddenLegendIds(targetIds); | |
$$.legend.selectAll($$.selectorLegends(targetIds)) | |
.style('opacity', 0) | |
.style('visibility', 'hidden'); | |
}; | |
var legendItemTextBox = {}; | |
c3_chart_internal_fn.clearLegendItemTextBoxCache = function () { | |
legendItemTextBox = {}; | |
}; | |
c3_chart_internal_fn.updateLegend = function (targetIds, options, transitions) { | |
var $$ = this, config = $$.config; | |
var xForLegend, xForLegendText, xForLegendRect, yForLegend, yForLegendText, yForLegendRect; | |
var paddingTop = 4, paddingRight = 10, maxWidth = 0, maxHeight = 0, posMin = 10, tileWidth = 15; | |
var l, totalLength = 0, offsets = {}, widths = {}, heights = {}, margins = [0], steps = {}, step = 0; | |
var withTransition, withTransitionForTransform; | |
var hasFocused = $$.legend.selectAll('.' + CLASS.legendItemFocused).size(); | |
var texts, rects, tiles, background; | |
options = options || {}; | |
withTransition = getOption(options, "withTransition", true); | |
withTransitionForTransform = getOption(options, "withTransitionForTransform", true); | |
function getTextBox(textElement, id) { | |
if (!legendItemTextBox[id]) { | |
legendItemTextBox[id] = $$.getTextRect(textElement.textContent, CLASS.legendItem); | |
} | |
return legendItemTextBox[id]; | |
} | |
function updatePositions(textElement, id, index) { | |
var reset = index === 0, isLast = index === targetIds.length - 1, | |
box = getTextBox(textElement, id), | |
itemWidth = box.width + tileWidth + (isLast && !($$.isLegendRight || $$.isLegendInset) ? 0 : paddingRight), | |
itemHeight = box.height + paddingTop, | |
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] = $$.isLegendInset ? 10 : margin; | |
offsets[id] = totalLength; | |
totalLength += itemLength; | |
} | |
if (reset) { | |
totalLength = 0; | |
step = 0; | |
maxWidth = 0; | |
maxHeight = 0; | |
} | |
if (config.legend_show && !$$.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 (config.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 ($$.isLegendInset) { | |
step = config.legend_inset_step ? config.legend_inset_step : targetIds.length; | |
$$.updateLegendStep(step); | |
} | |
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); }; | |
yForLegendRect = function (id, i) { return yForLegend(id, i) - 5; }; | |
// 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 $$.isLegendToShow(id) ? 'visible' : 'hidden'; }) | |
.style('cursor', 'pointer') | |
.on('click', function (id) { | |
if (config.legend_item_onclick) { | |
config.legend_item_onclick.call($$, id); | |
} else { | |
if ($$.d3.event.altKey) { | |
$$.api.hide(); | |
$$.api.show(id); | |
} else { | |
$$.api.toggle(id); | |
$$.isTargetToShow(id) ? $$.api.focus(id) : $$.api.revert(); | |
} | |
} | |
}) | |
.on('mouseover', function (id) { | |
$$.d3.select(this).classed(CLASS.legendItemFocused, true); | |
if (!$$.transiting && $$.isTargetToShow(id)) { | |
$$.api.focus(id); | |
} | |
if (config.legend_item_onmouseover) { | |
config.legend_item_onmouseover.call($$, id); | |
} | |
}) | |
.on('mouseout', function (id) { | |
$$.d3.select(this).classed(CLASS.legendItemFocused, false); | |
$$.api.revert(); | |
if (config.legend_item_onmouseout) { | |
config.legend_item_onmouseout.call($$, id); | |
} | |
}); | |
l.append('text') | |
.text(function (id) { return isDefined(config.data_names[id]) ? config.data_names[id] : id; }) | |
.each(function (id, i) { updatePositions(this, id, i); }) | |
.style("pointer-events", "none") | |
.attr('x', $$.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 | |
background = $$.legend.select('.' + CLASS.legendBackground + ' rect'); | |
if ($$.isLegendInset && maxWidth > 0 && background.size() === 0) { | |
background = $$.legend.insert('g', '.' + CLASS.legendItem) | |
.attr("class", CLASS.legendBackground) | |
.append('rect'); | |
} | |
texts = $$.legend.selectAll('text') | |
.data(targetIds) | |
.text(function (id) { return isDefined(config.data_names[id]) ? config.data_names[id] : id; }) // MEMO: needed for update | |
.each(function (id, i) { updatePositions(this, id, i); }); | |
(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', $$.color) | |
.attr('x', xForLegend) | |
.attr('y', yForLegend); | |
if (background) { | |
(withTransition ? background.transition() : background) | |
.attr('height', $$.getLegendHeight() - 12) | |
.attr('width', maxWidth * (step + 1) + 10); | |
} | |
// 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 null; // c3-legend-item-hidden will be applied | |
} | |
}); | |
// Update all to reflect change of legend | |
$$.updateLegendItemWidth(maxWidth); | |
$$.updateLegendItemHeight(maxHeight); | |
$$.updateLegendStep(step); | |
// Update size and scale | |
$$.updateSizes(); | |
$$.updateScales(); | |
$$.updateSvgSize(); | |
// Update g positions | |
$$.transformAll(withTransitionForTransform, transitions); | |
$$.legendHasRendered = true; | |
}; | |
c3_chart_internal_fn.initAxis = function () { | |
var $$ = this, config = $$.config, main = $$.main; | |
$$.axes.x = main.append("g") | |
.attr("class", CLASS.axis + ' ' + CLASS.axisX) | |
.attr("clip-path", $$.clipPathForXAxis) | |
.attr("transform", $$.getTranslate('x')) | |
.style("visibility", config.axis_x_show ? 'visible' : 'hidden'); | |
$$.axes.x.append("text") | |
.attr("class", CLASS.axisXLabel) | |
.attr("transform", config.axis_rotated ? "rotate(-90)" : "") | |
.style("text-anchor", $$.textAnchorForXAxisLabel.bind($$)); | |
$$.axes.y = main.append("g") | |
.attr("class", CLASS.axis + ' ' + CLASS.axisY) | |
.attr("clip-path", config.axis_y_inner ? "" : $$.clipPathForYAxis) | |
.attr("transform", $$.getTranslate('y')) | |
.style("visibility", config.axis_y_show ? 'visible' : 'hidden'); | |
$$.axes.y.append("text") | |
.attr("class", CLASS.axisYLabel) | |
.attr("transform", config.axis_rotated ? "" : "rotate(-90)") | |
.style("text-anchor", $$.textAnchorForYAxisLabel.bind($$)); | |
$$.axes.y2 = main.append("g") | |
.attr("class", CLASS.axis + ' ' + CLASS.axisY2) | |
// clip-path? | |
.attr("transform", $$.getTranslate('y2')) | |
.style("visibility", config.axis_y2_show ? 'visible' : 'hidden'); | |
$$.axes.y2.append("text") | |
.attr("class", CLASS.axisY2Label) | |
.attr("transform", config.axis_rotated ? "" : "rotate(-90)") | |
.style("text-anchor", $$.textAnchorForY2AxisLabel.bind($$)); | |
}; | |
c3_chart_internal_fn.getXAxis = function (scale, orient, tickFormat, tickValues, withOuterTick, withoutTransition) { | |
var $$ = this, config = $$.config, | |
axisParams = { | |
isCategory: $$.isCategorized(), | |
withOuterTick: withOuterTick, | |
tickMultiline: config.axis_x_tick_multiline, | |
tickWidth: config.axis_x_tick_width, | |
withoutTransition: withoutTransition, | |
}, | |
axis = c3_axis($$.d3, axisParams).scale(scale).orient(orient); | |
if ($$.isTimeSeries() && tickValues) { | |
tickValues = tickValues.map(function (v) { return $$.parseDate(v); }); | |
} | |
// Set tick | |
axis.tickFormat(tickFormat).tickValues(tickValues); | |
if ($$.isCategorized()) { | |
axis.tickCentered(config.axis_x_tick_centered); | |
if (isEmpty(config.axis_x_tick_culling)) { | |
config.axis_x_tick_culling = false; | |
} | |
} else { | |
// TODO: move this to c3_axis | |
axis.tickOffset = function () { | |
var scale = this.scale(), | |
edgeX = $$.getEdgeX($$.data.targets), diff = scale(edgeX[1]) - scale(edgeX[0]), | |
base = diff ? diff : (config.axis_rotated ? $$.height : $$.width); | |
return (base / $$.getMaxDataCount()) / 2; | |
}; | |
} | |
return axis; | |
}; | |
c3_chart_internal_fn.updateXAxisTickValues = function (targets, axis) { | |
var $$ = this, config = $$.config, tickValues; | |
if (config.axis_x_tick_fit || config.axis_x_tick_count) { | |
tickValues = $$.generateTickValues($$.mapTargetsToUniqueXs(targets), config.axis_x_tick_count, $$.isTimeSeries()); | |
} | |
if (axis) { | |
axis.tickValues(tickValues); | |
} else { | |
$$.xAxis.tickValues(tickValues); | |
$$.subXAxis.tickValues(tickValues); | |
} | |
return tickValues; | |
}; | |
c3_chart_internal_fn.getYAxis = function (scale, orient, tickFormat, tickValues, withOuterTick) { | |
var axisParams = { withOuterTick: withOuterTick }, | |
axis = c3_axis(this.d3, axisParams).scale(scale).orient(orient).tickFormat(tickFormat); | |
if (this.isTimeSeriesY()) { | |
axis.ticks(this.d3.time[this.config.axis_y_tick_time_value], this.config.axis_y_tick_time_interval); | |
} else { | |
axis.tickValues(tickValues); | |
} | |
return axis; | |
}; | |
c3_chart_internal_fn.getAxisId = function (id) { | |
var config = this.config; | |
return id in config.data_axes ? config.data_axes[id] : 'y'; | |
}; | |
c3_chart_internal_fn.getXAxisTickFormat = function () { | |
var $$ = this, config = $$.config, | |
format = $$.isTimeSeries() ? $$.defaultAxisTimeFormat : $$.isCategorized() ? $$.categoryName : function (v) { return v < 0 ? v.toFixed(0) : v; }; | |
if (config.axis_x_tick_format) { | |
if (isFunction(config.axis_x_tick_format)) { | |
format = config.axis_x_tick_format; | |
} else if ($$.isTimeSeries()) { | |
format = function (date) { | |
return date ? $$.axisTimeFormat(config.axis_x_tick_format)(date) : ""; | |
}; | |
} | |
} | |
return isFunction(format) ? function (v) { return format.call($$, v); } : format; | |
}; | |
c3_chart_internal_fn.getAxisTickValues = function (tickValues, axis) { | |
return tickValues ? tickValues : axis ? axis.tickValues() : undefined; | |
}; | |
c3_chart_internal_fn.getXAxisTickValues = function () { | |
return this.getAxisTickValues(this.config.axis_x_tick_values, this.xAxis); | |
}; | |
c3_chart_internal_fn.getYAxisTickValues = function () { | |
return this.getAxisTickValues(this.config.axis_y_tick_values, this.yAxis); | |
}; | |
c3_chart_internal_fn.getY2AxisTickValues = function () { | |
return this.getAxisTickValues(this.config.axis_y2_tick_values, this.y2Axis); | |
}; | |
c3_chart_internal_fn.getAxisLabelOptionByAxisId = function (axisId) { | |
var $$ = this, config = $$.config, option; | |
if (axisId === 'y') { | |
option = config.axis_y_label; | |
} else if (axisId === 'y2') { | |
option = config.axis_y2_label; | |
} else if (axisId === 'x') { | |
option = config.axis_x_label; | |
} | |
return option; | |
}; | |
c3_chart_internal_fn.getAxisLabelText = function (axisId) { | |
var option = this.getAxisLabelOptionByAxisId(axisId); | |
return isString(option) ? option : option ? option.text : null; | |
}; | |
c3_chart_internal_fn.setAxisLabelText = function (axisId, text) { | |
var $$ = this, config = $$.config, | |
option = $$.getAxisLabelOptionByAxisId(axisId); | |
if (isString(option)) { | |
if (axisId === 'y') { | |
config.axis_y_label = text; | |
} else if (axisId === 'y2') { | |
config.axis_y2_label = text; | |
} else if (axisId === 'x') { | |
config.axis_x_label = text; | |
} | |
} else if (option) { | |
option.text = text; | |
} | |
}; | |
c3_chart_internal_fn.getAxisLabelPosition = function (axisId, defaultPosition) { | |
var option = this.getAxisLabelOptionByAxisId(axisId), | |
position = (option && typeof option === 'object' && option.position) ? option.position : defaultPosition; | |
return { | |
isInner: position.indexOf('inner') >= 0, | |
isOuter: position.indexOf('outer') >= 0, | |
isLeft: position.indexOf('left') >= 0, | |
isCenter: position.indexOf('center') >= 0, | |
isRight: position.indexOf('right') >= 0, | |
isTop: position.indexOf('top') >= 0, | |
isMiddle: position.indexOf('middle') >= 0, | |
isBottom: position.indexOf('bottom') >= 0 | |
}; | |
}; | |
c3_chart_internal_fn.getXAxisLabelPosition = function () { | |
return this.getAxisLabelPosition('x', this.config.axis_rotated ? 'inner-top' : 'inner-right'); | |
}; | |
c3_chart_internal_fn.getYAxisLabelPosition = function () { | |
return this.getAxisLabelPosition('y', this.config.axis_rotated ? 'inner-right' : 'inner-top'); | |
}; | |
c3_chart_internal_fn.getY2AxisLabelPosition = function () { | |
return this.getAxisLabelPosition('y2', this.config.axis_rotated ? 'inner-right' : 'inner-top'); | |
}; | |
c3_chart_internal_fn.getAxisLabelPositionById = function (id) { | |
return id === 'y2' ? this.getY2AxisLabelPosition() : id === 'y' ? this.getYAxisLabelPosition() : this.getXAxisLabelPosition(); | |
}; | |
c3_chart_internal_fn.textForXAxisLabel = function () { | |
return this.getAxisLabelText('x'); | |
}; | |
c3_chart_internal_fn.textForYAxisLabel = function () { | |
return this.getAxisLabelText('y'); | |
}; | |
c3_chart_internal_fn.textForY2AxisLabel = function () { | |
return this.getAxisLabelText('y2'); | |
}; | |
c3_chart_internal_fn.xForAxisLabel = function (forHorizontal, position) { | |
var $$ = this; | |
if (forHorizontal) { | |
return position.isLeft ? 0 : position.isCenter ? $$.width / 2 : $$.width; | |
} else { | |
return position.isBottom ? -$$.height : position.isMiddle ? -$$.height / 2 : 0; | |
} | |
}; | |
c3_chart_internal_fn.dxForAxisLabel = function (forHorizontal, position) { | |
if (forHorizontal) { | |
return position.isLeft ? "0.5em" : position.isRight ? "-0.5em" : "0"; | |
} else { | |
return position.isTop ? "-0.5em" : position.isBottom ? "0.5em" : "0"; | |
} | |
}; | |
c3_chart_internal_fn.textAnchorForAxisLabel = function (forHorizontal, position) { | |
if (forHorizontal) { | |
return position.isLeft ? 'start' : position.isCenter ? 'middle' : 'end'; | |
} else { | |
return position.isBottom ? 'start' : position.isMiddle ? 'middle' : 'end'; | |
} | |
}; | |
c3_chart_internal_fn.xForXAxisLabel = function () { | |
return this.xForAxisLabel(!this.config.axis_rotated, this.getXAxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.xForYAxisLabel = function () { | |
return this.xForAxisLabel(this.config.axis_rotated, this.getYAxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.xForY2AxisLabel = function () { | |
return this.xForAxisLabel(this.config.axis_rotated, this.getY2AxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.dxForXAxisLabel = function () { | |
return this.dxForAxisLabel(!this.config.axis_rotated, this.getXAxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.dxForYAxisLabel = function () { | |
return this.dxForAxisLabel(this.config.axis_rotated, this.getYAxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.dxForY2AxisLabel = function () { | |
return this.dxForAxisLabel(this.config.axis_rotated, this.getY2AxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.dyForXAxisLabel = function () { | |
var $$ = this, config = $$.config, | |
position = $$.getXAxisLabelPosition(); | |
if (config.axis_rotated) { | |
return position.isInner ? "1.2em" : -25 - $$.getMaxTickWidth('x'); | |
} else { | |
return position.isInner ? "-0.5em" : config.axis_x_height ? config.axis_x_height - 10 : "3em"; | |
} | |
}; | |
c3_chart_internal_fn.dyForYAxisLabel = function () { | |
var $$ = this, | |
position = $$.getYAxisLabelPosition(); | |
if ($$.config.axis_rotated) { | |
return position.isInner ? "-0.5em" : "3em"; | |
} else { | |
return position.isInner ? "1.2em" : -10 - ($$.config.axis_y_inner ? 0 : ($$.getMaxTickWidth('y') + 10)); | |
} | |
}; | |
c3_chart_internal_fn.dyForY2AxisLabel = function () { | |
var $$ = this, | |
position = $$.getY2AxisLabelPosition(); | |
if ($$.config.axis_rotated) { | |
return position.isInner ? "1.2em" : "-2.2em"; | |
} else { | |
return position.isInner ? "-0.5em" : 15 + ($$.config.axis_y2_inner ? 0 : (this.getMaxTickWidth('y2') + 15)); | |
} | |
}; | |
c3_chart_internal_fn.textAnchorForXAxisLabel = function () { | |
var $$ = this; | |
return $$.textAnchorForAxisLabel(!$$.config.axis_rotated, $$.getXAxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.textAnchorForYAxisLabel = function () { | |
var $$ = this; | |
return $$.textAnchorForAxisLabel($$.config.axis_rotated, $$.getYAxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.textAnchorForY2AxisLabel = function () { | |
var $$ = this; | |
return $$.textAnchorForAxisLabel($$.config.axis_rotated, $$.getY2AxisLabelPosition()); | |
}; | |
c3_chart_internal_fn.xForRotatedTickText = function (r) { | |
return 8 * Math.sin(Math.PI * (r / 180)); | |
}; | |
c3_chart_internal_fn.yForRotatedTickText = function (r) { | |
return 11.5 - 2.5 * (r / 15) * (r > 0 ? 1 : -1); | |
}; | |
c3_chart_internal_fn.rotateTickText = function (axis, transition, rotate) { | |
axis.selectAll('.tick text') | |
.style("text-anchor", rotate > 0 ? "start" : "end"); | |
transition.selectAll('.tick text') | |
.attr("y", this.yForRotatedTickText(rotate)) | |
.attr("transform", "rotate(" + rotate + ")") | |
.selectAll('tspan') | |
.attr('dx', this.xForRotatedTickText(rotate)); | |
}; | |
c3_chart_internal_fn.getMaxTickWidth = function (id, withoutRecompute) { | |
var $$ = this, config = $$.config, | |
maxWidth = 0, targetsToShow, scale, axis, body, svg; | |
if (withoutRecompute && $$.currentMaxTickWidths[id]) { | |
return $$.currentMaxTickWidths[id]; | |
} | |
if ($$.svg) { | |
targetsToShow = $$.filterTargetsToShow($$.data.targets); | |
if (id === 'y') { | |
scale = $$.y.copy().domain($$.getYDomain(targetsToShow, 'y')); | |
axis = $$.getYAxis(scale, $$.yOrient, config.axis_y_tick_format, $$.yAxisTickValues); | |
} else if (id === 'y2') { | |
scale = $$.y2.copy().domain($$.getYDomain(targetsToShow, 'y2')); | |
axis = $$.getYAxis(scale, $$.y2Orient, config.axis_y2_tick_format, $$.y2AxisTickValues); | |
} else { | |
scale = $$.x.copy().domain($$.getXDomain(targetsToShow)); | |
axis = $$.getXAxis(scale, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues); | |
$$.updateXAxisTickValues(targetsToShow, axis); | |
} | |
body = this.d3.select('body').classed('c3', true); | |
svg = body.append('svg').style('visibility', 'hidden'); | |
svg.append('g').call(axis).each(function () { | |
$$.d3.select(this).selectAll('text tspan').each(function () { | |
var box = this.getBoundingClientRect(); | |
if (box.left >= 0 && maxWidth < box.width) { maxWidth = box.width; } | |
}); | |
}); | |
// TODO: time lag to get maxWidth | |
window.setTimeout(function () { | |
svg.remove(); | |
}, 100); | |
body.classed('c3', false); | |
} | |
$$.currentMaxTickWidths[id] = maxWidth <= 0 ? $$.currentMaxTickWidths[id] : maxWidth; | |
return $$.currentMaxTickWidths[id]; | |
}; | |
c3_chart_internal_fn.updateAxisLabels = function (withTransition) { | |
var $$ = this; | |
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.bind($$)) | |
.attr("dx", $$.dxForXAxisLabel.bind($$)) | |
.attr("dy", $$.dyForXAxisLabel.bind($$)) | |
.text($$.textForXAxisLabel.bind($$)); | |
(withTransition ? axisYLabel.transition() : axisYLabel) | |
.attr("x", $$.xForYAxisLabel.bind($$)) | |
.attr("dx", $$.dxForYAxisLabel.bind($$)) | |
.attr("dy", $$.dyForYAxisLabel.bind($$)) | |
.text($$.textForYAxisLabel.bind($$)); | |
(withTransition ? axisY2Label.transition() : axisY2Label) | |
.attr("x", $$.xForY2AxisLabel.bind($$)) | |
.attr("dx", $$.dxForY2AxisLabel.bind($$)) | |
.attr("dy", $$.dyForY2AxisLabel.bind($$)) | |
.text($$.textForY2AxisLabel.bind($$)); | |
}; | |
c3_chart_internal_fn.getAxisPadding = function (padding, key, defaultValue, domainLength) { | |
if (!isValue(padding[key])) { | |
return defaultValue; | |
} | |
if (padding.unit === 'ratio') { | |
return padding[key] * domainLength; | |
} | |
// assume padding is pixels if unit is not specified | |
return this.convertPixelsToAxisPadding(padding[key], domainLength); | |
}; | |
c3_chart_internal_fn.convertPixelsToAxisPadding = function (pixels, domainLength) { | |
var length = this.config.axis_rotated ? this.width : this.height; | |
return domainLength * (pixels / length); | |
}; | |
c3_chart_internal_fn.generateTickValues = function (values, tickCount, forTimeSeries) { | |
var tickValues = values, targetCount, start, end, count, interval, i, tickValue; | |
if (tickCount) { | |
targetCount = isFunction(tickCount) ? tickCount() : tickCount; | |
// compute ticks according to tickCount | |
if (targetCount === 1) { | |
tickValues = [values[0]]; | |
} else if (targetCount === 2) { | |
tickValues = [values[0], values[values.length - 1]]; | |
} else if (targetCount > 2) { | |
count = targetCount - 2; | |
start = values[0]; | |
end = values[values.length - 1]; | |
interval = (end - start) / (count + 1); | |
// re-construct unique values | |
tickValues = [start]; | |
for (i = 0; i < count; i++) { | |
tickValue = +start + interval * (i + 1); | |
tickValues.push(forTimeSeries ? new Date(tickValue) : tickValue); | |
} | |
tickValues.push(end); | |
} | |
} | |
if (!forTimeSeries) { tickValues = tickValues.sort(function (a, b) { return a - b; }); } | |
return tickValues; | |
}; | |
c3_chart_internal_fn.generateAxisTransitions = function (duration) { | |
var $$ = this, axes = $$.axes; | |
return { | |
axisX: duration ? axes.x.transition().duration(duration) : axes.x, | |
axisY: duration ? axes.y.transition().duration(duration) : axes.y, | |
axisY2: duration ? axes.y2.transition().duration(duration) : axes.y2, | |
axisSubX: duration ? axes.subx.transition().duration(duration) : axes.subx | |
}; | |
}; | |
c3_chart_internal_fn.redrawAxis = function (transitions, isHidden) { | |
var $$ = this, config = $$.config; | |
$$.axes.x.style("opacity", isHidden ? 0 : 1); | |
$$.axes.y.style("opacity", isHidden ? 0 : 1); | |
$$.axes.y2.style("opacity", isHidden ? 0 : 1); | |
$$.axes.subx.style("opacity", isHidden ? 0 : 1); | |
transitions.axisX.call($$.xAxis); | |
transitions.axisY.call($$.yAxis); | |
transitions.axisY2.call($$.y2Axis); | |
transitions.axisSubX.call($$.subXAxis); | |
// rotate tick text if needed | |
if (!config.axis_rotated && config.axis_x_tick_rotate) { | |
$$.rotateTickText($$.axes.x, transitions.axisX, config.axis_x_tick_rotate); | |
$$.rotateTickText($$.axes.subx, transitions.axisSubX, config.axis_x_tick_rotate); | |
} | |
}; | |
c3_chart_internal_fn.getClipPath = function (id) { | |
var isIE9 = window.navigator.appVersion.toLowerCase().indexOf("msie 9.") >= 0; | |
return "url(" + (isIE9 ? "" : document.URL.split('#')[0]) + "#" + id + ")"; | |
}; | |
c3_chart_internal_fn.appendClip = function (parent, id) { | |
return parent.append("clipPath").attr("id", id).append("rect"); | |
}; | |
c3_chart_internal_fn.getAxisClipX = function (forHorizontal) { | |
// axis line width + padding for left | |
var left = Math.max(30, this.margin.left); | |
return forHorizontal ? -(1 + left) : -(left - 1); | |
}; | |
c3_chart_internal_fn.getAxisClipY = function (forHorizontal) { | |
return forHorizontal ? -20 : -this.margin.top; | |
}; | |
c3_chart_internal_fn.getXAxisClipX = function () { | |
var $$ = this; | |
return $$.getAxisClipX(!$$.config.axis_rotated); | |
}; | |
c3_chart_internal_fn.getXAxisClipY = function () { | |
var $$ = this; | |
return $$.getAxisClipY(!$$.config.axis_rotated); | |
}; | |
c3_chart_internal_fn.getYAxisClipX = function () { | |
var $$ = this; | |
return $$.config.axis_y_inner ? -1 : $$.getAxisClipX($$.config.axis_rotated); | |
}; | |
c3_chart_internal_fn.getYAxisClipY = function () { | |
var $$ = this; | |
return $$.getAxisClipY($$.config.axis_rotated); | |
}; | |
c3_chart_internal_fn.getAxisClipWidth = function (forHorizontal) { | |
var $$ = this, | |
left = Math.max(30, $$.margin.left), | |
right = Math.max(30, $$.margin.right); | |
// width + axis line width + padding for left/right | |
return forHorizontal ? $$.width + 2 + left + right : $$.margin.left + 20; | |
}; | |
c3_chart_internal_fn.getAxisClipHeight = function (forHorizontal) { | |
// less than 20 is not enough to show the axis label 'outer' without legend | |
return (forHorizontal ? this.margin.bottom : (this.margin.top + this.height)) + 20; | |
}; | |
c3_chart_internal_fn.getXAxisClipWidth = function () { | |
var $$ = this; | |
return $$.getAxisClipWidth(!$$.config.axis_rotated); | |
}; | |
c3_chart_internal_fn.getXAxisClipHeight = function () { | |
var $$ = this; | |
return $$.getAxisClipHeight(!$$.config.axis_rotated); | |
}; | |
c3_chart_internal_fn.getYAxisClipWidth = function () { | |
var $$ = this; | |
return $$.getAxisClipWidth($$.config.axis_rotated) + ($$.config.axis_y_inner ? 20 : 0); | |
}; | |
c3_chart_internal_fn.getYAxisClipHeight = function () { | |
var $$ = this; | |
return $$.getAxisClipHeight($$.config.axis_rotated); | |
}; | |
c3_chart_internal_fn.initPie = function () { | |
var $$ = this, d3 = $$.d3, config = $$.config; | |
$$.pie = d3.layout.pie().value(function (d) { | |
return d.values.reduce(function (a, b) { return a + b.value; }, 0); | |
}); | |
if (!config.data_order) { | |
$$.pie.sort(null); | |
} | |
}; | |
c3_chart_internal_fn.updateRadius = function () { | |
var $$ = this, config = $$.config, | |
w = config.gauge_width || config.donut_width; | |
$$.radiusExpanded = Math.min($$.arcWidth, $$.arcHeight) / 2; | |
$$.radius = $$.radiusExpanded * 0.95; | |
$$.innerRadiusRatio = w ? ($$.radius - w) / $$.radius : 0.6; | |
$$.innerRadius = $$.hasType('donut') || $$.hasType('gauge') ? $$.radius * $$.innerRadiusRatio : 0; | |
}; | |
c3_chart_internal_fn.updateArc = function () { | |
var $$ = this; | |
$$.svgArc = $$.getSvgArc(); | |
$$.svgArcExpanded = $$.getSvgArcExpanded(); | |
$$.svgArcExpandedSub = $$.getSvgArcExpanded(0.98); | |
}; | |
c3_chart_internal_fn.updateAngle = function (d) { | |
var $$ = this, config = $$.config, | |
found = false, index = 0, | |
gMin = config.gauge_min, gMax = config.gauge_max, gTic, gValue; | |
$$.pie($$.filterTargetsToShow($$.data.targets)).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 ($$.isGaugeType(d.data)) { | |
gTic = (Math.PI) / (gMax - gMin); | |
gValue = d.value < gMin ? 0 : d.value < gMax ? d.value - gMin : (gMax - gMin); | |
d.startAngle = -1 * (Math.PI / 2); | |
d.endAngle = d.startAngle + gTic * gValue; | |
} | |
return found ? d : null; | |
}; | |
c3_chart_internal_fn.getSvgArc = function () { | |
var $$ = this, | |
arc = $$.d3.svg.arc().outerRadius($$.radius).innerRadius($$.innerRadius), | |
newArc = function (d, withoutUpdate) { | |
var updated; | |
if (withoutUpdate) { return arc(d); } // for interpolate | |
updated = $$.updateAngle(d); | |
return updated ? arc(updated) : "M 0 0"; | |
}; | |
// TODO: extends all function | |
newArc.centroid = arc.centroid; | |
return newArc; | |
}; | |
c3_chart_internal_fn.getSvgArcExpanded = function (rate) { | |
var $$ = this, | |
arc = $$.d3.svg.arc().outerRadius($$.radiusExpanded * (rate ? rate : 1)).innerRadius($$.innerRadius); | |
return function (d) { | |
var updated = $$.updateAngle(d); | |
return updated ? arc(updated) : "M 0 0"; | |
}; | |
}; | |
c3_chart_internal_fn.getArc = function (d, withoutUpdate, force) { | |
return force || this.isArcType(d.data) ? this.svgArc(d, withoutUpdate) : "M 0 0"; | |
}; | |
c3_chart_internal_fn.transformForArcLabel = function (d) { | |
var $$ = this, | |
updated = $$.updateAngle(d), c, x, y, h, ratio, translate = ""; | |
if (updated && !$$.hasType('gauge')) { | |
c = this.svgArc.centroid(updated); | |
x = isNaN(c[0]) ? 0 : c[0]; | |
y = isNaN(c[1]) ? 0 : c[1]; | |
h = Math.sqrt(x * x + y * y); | |
// TODO: ratio should be an option? | |
ratio = $$.radius && h ? (36 / $$.radius > 0.375 ? 1.175 - 36 / $$.radius : 0.8) * $$.radius / h : 0; | |
translate = "translate(" + (x * ratio) + ',' + (y * ratio) + ")"; | |
} | |
return translate; | |
}; | |
c3_chart_internal_fn.getArcRatio = function (d) { | |
var $$ = this, | |
whole = $$.hasType('gauge') ? Math.PI : (Math.PI * 2); | |
return d ? (d.endAngle - d.startAngle) / whole : null; | |
}; | |
c3_chart_internal_fn.convertToArcData = function (d) { | |
return this.addName({ | |
id: d.data.id, | |
value: d.value, | |
ratio: this.getArcRatio(d), | |
index: d.index | |
}); | |
}; | |
c3_chart_internal_fn.textForArcLabel = function (d) { | |
var $$ = this, | |
updated, value, ratio, id, format; | |
if (!$$.shouldShowArcLabel()) { return ""; } | |
updated = $$.updateAngle(d); | |
value = updated ? updated.value : null; | |
ratio = $$.getArcRatio(updated); | |
id = d.data.id; | |
if (!$$.hasType('gauge') && !$$.meetsArcLabelThreshold(ratio)) { return ""; } | |
format = $$.getArcLabelFormat(); | |
return format ? format(value, ratio, id) : $$.defaultArcValueFormat(value, ratio); | |
}; | |
c3_chart_internal_fn.expandArc = function (targetIds) { | |
var $$ = this, interval; | |
// MEMO: avoid to cancel transition | |
if ($$.transiting) { | |
interval = window.setInterval(function () { | |
if (!$$.transiting) { | |
window.clearInterval(interval); | |
if ($$.legend.selectAll('.c3-legend-item-focused').size() > 0) { | |
$$.expandArc(targetIds); | |
} | |
} | |
}, 10); | |
return; | |
} | |
targetIds = $$.mapToTargetIds(targetIds); | |
$$.svg.selectAll($$.selectorTargets(targetIds, '.' + CLASS.chartArc)).each(function (d) { | |
if (!$$.shouldExpand(d.data.id)) { return; } | |
$$.d3.select(this).selectAll('path') | |
.transition().duration(50) | |
.attr("d", $$.svgArcExpanded) | |
.transition().duration(100) | |
.attr("d", $$.svgArcExpandedSub) | |
.each(function (d) { | |
if ($$.isDonutType(d.data)) { | |
// callback here | |
} | |
}); | |
}); | |
}; | |
c3_chart_internal_fn.unexpandArc = function (targetIds) { | |
var $$ = this; | |
if ($$.transiting) { return; } | |
targetIds = $$.mapToTargetIds(targetIds); | |
$$.svg.selectAll($$.selectorTargets(targetIds, '.' + CLASS.chartArc)).selectAll('path') | |
.transition().duration(50) | |
.attr("d", $$.svgArc); | |
$$.svg.selectAll('.' + CLASS.arc) | |
.style("opacity", 1); | |
}; | |
c3_chart_internal_fn.shouldExpand = function (id) { | |
var $$ = this, config = $$.config; | |
return ($$.isDonutType(id) && config.donut_expand) || ($$.isGaugeType(id) && config.gauge_expand) || ($$.isPieType(id) && config.pie_expand); | |
}; | |
c3_chart_internal_fn.shouldShowArcLabel = function () { | |
var $$ = this, config = $$.config, shouldShow = true; | |
if ($$.hasType('donut')) { | |
shouldShow = config.donut_label_show; | |
} else if ($$.hasType('pie')) { | |
shouldShow = config.pie_label_show; | |
} | |
// when gauge, always true | |
return shouldShow; | |
}; | |
c3_chart_internal_fn.meetsArcLabelThreshold = function (ratio) { | |
var $$ = this, config = $$.config, | |
threshold = $$.hasType('donut') ? config.donut_label_threshold : config.pie_label_threshold; | |
return ratio >= threshold; | |
}; | |
c3_chart_internal_fn.getArcLabelFormat = function () { | |
var $$ = this, config = $$.config, | |
format = config.pie_label_format; | |
if ($$.hasType('gauge')) { | |
format = config.gauge_label_format; | |
} else if ($$.hasType('donut')) { | |
format = config.donut_label_format; | |
} | |
return format; | |
}; | |
c3_chart_internal_fn.getArcTitle = function () { | |
var $$ = this; | |
return $$.hasType('donut') ? $$.config.donut_title : ""; | |
}; | |
c3_chart_internal_fn.updateTargetsForArc = function (targets) { | |
var $$ = this, main = $$.main, | |
mainPieUpdate, mainPieEnter, | |
classChartArc = $$.classChartArc.bind($$), | |
classArcs = $$.classArcs.bind($$), | |
classFocus = $$.classFocus.bind($$); | |
mainPieUpdate = main.select('.' + CLASS.chartArcs).selectAll('.' + CLASS.chartArc) | |
.data($$.pie(targets)) | |
.attr("class", function (d) { return classChartArc(d) + classFocus(d.data); }); | |
mainPieEnter = mainPieUpdate.enter().append("g") | |
.attr("class", classChartArc); | |
mainPieEnter.append('g') | |
.attr('class', classArcs); | |
mainPieEnter.append("text") | |
.attr("dy", $$.hasType('gauge') ? "-.1em" : ".35em") | |
.style("opacity", 0) | |
.style("text-anchor", "middle") | |
.style("pointer-events", "none"); | |
// MEMO: can not keep same color..., but not bad to update color in redraw | |
//mainPieUpdate.exit().remove(); | |
}; | |
c3_chart_internal_fn.initArc = function () { | |
var $$ = this; | |
$$.arcs = $$.main.select('.' + CLASS.chart).append("g") | |
.attr("class", CLASS.chartArcs) | |
.attr("transform", $$.getTranslate('arc')); | |
$$.arcs.append('text') | |
.attr('class', CLASS.chartArcsTitle) | |
.style("text-anchor", "middle") | |
.text($$.getArcTitle()); | |
}; | |
c3_chart_internal_fn.redrawArc = function (duration, durationForExit, withTransform) { | |
var $$ = this, d3 = $$.d3, config = $$.config, main = $$.main, | |
mainArc; | |
mainArc = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arc) | |
.data($$.arcData.bind($$)); | |
mainArc.enter().append('path') | |
.attr("class", $$.classArc.bind($$)) | |
.style("fill", function (d) { return $$.color(d.data); }) | |
.style("cursor", function (d) { return config.interaction_enabled && config.data_selection_isselectable(d) ? "pointer" : null; }) | |
.style("opacity", 0) | |
.each(function (d) { | |
if ($$.isGaugeType(d.data)) { | |
d.startAngle = d.endAngle = -1 * (Math.PI / 2); | |
} | |
this._current = d; | |
}); | |
mainArc | |
.attr("transform", function (d) { return !$$.isGaugeType(d.data) && withTransform ? "scale(0)" : ""; }) | |
.style("opacity", function (d) { return d === this._current ? 0 : 1; }) | |
.on('mouseover', config.interaction_enabled ? function (d) { | |
var updated, arcData; | |
if ($$.transiting) { // skip while transiting | |
return; | |
} | |
updated = $$.updateAngle(d); | |
arcData = $$.convertToArcData(updated); | |
// transitions | |
$$.expandArc(updated.data.id); | |
$$.api.focus(updated.data.id); | |
$$.toggleFocusLegend(updated.data.id, true); | |
$$.config.data_onmouseover(arcData, this); | |
} : null) | |
.on('mousemove', config.interaction_enabled ? function (d) { | |
var updated = $$.updateAngle(d), | |
arcData = $$.convertToArcData(updated), | |
selectedData = [arcData]; | |
$$.showTooltip(selectedData, this); | |
} : null) | |
.on('mouseout', config.interaction_enabled ? function (d) { | |
var updated, arcData; | |
if ($$.transiting) { // skip while transiting | |
return; | |
} | |
updated = $$.updateAngle(d); | |
arcData = $$.convertToArcData(updated); | |
// transitions | |
$$.unexpandArc(updated.data.id); | |
$$.api.revert(); | |
$$.revertLegend(); | |
$$.hideTooltip(); | |
$$.config.data_onmouseout(arcData, this); | |
} : null) | |
.on('click', config.interaction_enabled ? function (d, i) { | |
var updated = $$.updateAngle(d), | |
arcData = $$.convertToArcData(updated); | |
if ($$.toggleShape) { $$.toggleShape(this, arcData, i); } | |
$$.config.data_onclick.call($$.api, arcData, this); | |
} : null) | |
.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) { | |
var interpolated = interpolate(t); | |
interpolated.data = d.data; // data.id will be updated by interporator | |
return $$.getArc(interpolated, true); | |
}; | |
}) | |
.attr("transform", withTransform ? "scale(1)" : "") | |
.style("fill", function (d) { | |
return $$.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.bind($$)) | |
.attr("transform", $$.transformForArcLabel.bind($$)) | |
.style('font-size', function (d) { return $$.isGaugeType(d.data) ? Math.round($$.radius / 5) + 'px' : ''; }) | |
.transition().duration(duration) | |
.style("opacity", function (d) { return $$.isTargetToShow(d.data.id) && $$.isArcType(d.data) ? 1 : 0; }); | |
main.select('.' + CLASS.chartArcsTitle) | |
.style("opacity", $$.hasType('donut') || $$.hasType('gauge') ? 1 : 0); | |
if ($$.hasType('gauge')) { | |
$$.arcs.select('.' + CLASS.chartArcsBackground) | |
.attr("d", function () { | |
var d = { | |
data: [{ value: config.gauge_max }], | |
startAngle: -1 * (Math.PI / 2), | |
endAngle: Math.PI / 2 | |
}; | |
return $$.getArc(d, true, true); | |
}); | |
$$.arcs.select('.' + CLASS.chartArcsGaugeUnit) | |
.attr("dy", ".75em") | |
.text(config.gauge_label_show ? config.gauge_units : ''); | |
$$.arcs.select('.' + CLASS.chartArcsGaugeMin) | |
.attr("dx", -1 * ($$.innerRadius + (($$.radius - $$.innerRadius) / 2)) + "px") | |
.attr("dy", "1.2em") | |
.text(config.gauge_label_show ? config.gauge_min : ''); | |
$$.arcs.select('.' + CLASS.chartArcsGaugeMax) | |
.attr("dx", $$.innerRadius + (($$.radius - $$.innerRadius) / 2) + "px") | |
.attr("dy", "1.2em") | |
.text(config.gauge_label_show ? config.gauge_max : ''); | |
} | |
}; | |
c3_chart_internal_fn.initGauge = function () { | |
var arcs = this.arcs; | |
if (this.hasType('gauge')) { | |
arcs.append('path') | |
.attr("class", CLASS.chartArcsBackground); | |
arcs.append("text") | |
.attr("class", CLASS.chartArcsGaugeUnit) | |
.style("text-anchor", "middle") | |
.style("pointer-events", "none"); | |
arcs.append("text") | |
.attr("class", CLASS.chartArcsGaugeMin) | |
.style("text-anchor", "middle") | |
.style("pointer-events", "none"); | |
arcs.append("text") | |
.attr("class", CLASS.chartArcsGaugeMax) | |
.style("text-anchor", "middle") | |
.style("pointer-events", "none"); | |
} | |
}; | |
c3_chart_internal_fn.getGaugeLabelHeight = function () { | |
return this.config.gauge_label_show ? 20 : 0; | |
}; | |
c3_chart_internal_fn.initRegion = function () { | |
var $$ = this; | |
$$.region = $$.main.append('g') | |
.attr("clip-path", $$.clipPath) | |
.attr("class", CLASS.regions); | |
}; | |
c3_chart_internal_fn.redrawRegion = function (duration) { | |
var $$ = this, config = $$.config; | |
// hide if arc type | |
$$.region.style('visibility', $$.hasArcType() ? 'hidden' : 'visible'); | |
$$.mainRegion = $$.main.select('.' + CLASS.regions).selectAll('.' + CLASS.region) | |
.data(config.regions); | |
$$.mainRegion.enter().append('g') | |
.attr('class', $$.classRegion.bind($$)) | |
.append('rect') | |
.style("fill-opacity", 0); | |
$$.mainRegion.exit().transition().duration(duration) | |
.style("opacity", 0) | |
.remove(); | |
}; | |
c3_chart_internal_fn.addTransitionForRegion = function (transitions) { | |
var $$ = this, | |
x = $$.regionX.bind($$), | |
y = $$.regionY.bind($$), | |
w = $$.regionWidth.bind($$), | |
h = $$.regionHeight.bind($$); | |
transitions.push($$.mainRegion.selectAll('rect').transition() | |
.attr("x", x) | |
.attr("y", y) | |
.attr("width", w) | |
.attr("height", h) | |
.style("fill-opacity", function (d) { return isValue(d.opacity) ? d.opacity : 0.1; })); | |
}; | |
c3_chart_internal_fn.regionX = function (d) { | |
var $$ = this, config = $$.config, | |
xPos, yScale = d.axis === 'y' ? $$.y : $$.y2; | |
if (d.axis === 'y' || d.axis === 'y2') { | |
xPos = config.axis_rotated ? ('start' in d ? yScale(d.start) : 0) : 0; | |
} else { | |
xPos = config.axis_rotated ? 0 : ('start' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.start) : d.start) : 0); | |
} | |
return xPos; | |
}; | |
c3_chart_internal_fn.regionY = function (d) { | |
var $$ = this, config = $$.config, | |
yPos, yScale = d.axis === 'y' ? $$.y : $$.y2; | |
if (d.axis === 'y' || d.axis === 'y2') { | |
yPos = config.axis_rotated ? 0 : ('end' in d ? yScale(d.end) : 0); | |
} else { | |
yPos = config.axis_rotated ? ('start' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.start) : d.start) : 0) : 0; | |
} | |
return yPos; | |
}; | |
c3_chart_internal_fn.regionWidth = function (d) { | |
var $$ = this, config = $$.config, | |
start = $$.regionX(d), end, yScale = d.axis === 'y' ? $$.y : $$.y2; | |
if (d.axis === 'y' || d.axis === 'y2') { | |
end = config.axis_rotated ? ('end' in d ? yScale(d.end) : $$.width) : $$.width; | |
} else { | |
end = config.axis_rotated ? $$.width : ('end' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.end) : d.end) : $$.width); | |
} | |
return end < start ? 0 : end - start; | |
}; | |
c3_chart_internal_fn.regionHeight = function (d) { | |
var $$ = this, config = $$.config, | |
start = this.regionY(d), end, yScale = d.axis === 'y' ? $$.y : $$.y2; | |
if (d.axis === 'y' || d.axis === 'y2') { | |
end = config.axis_rotated ? $$.height : ('start' in d ? yScale(d.start) : $$.height); | |
} else { | |
end = config.axis_rotated ? ('end' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.end) : d.end) : $$.height) : $$.height; | |
} | |
return end < start ? 0 : end - start; | |
}; | |
c3_chart_internal_fn.isRegionOnX = function (d) { | |
return !d.axis || d.axis === 'x'; | |
}; | |
c3_chart_internal_fn.drag = function (mouse) { | |
var $$ = this, config = $$.config, main = $$.main, d3 = $$.d3; | |
var sx, sy, mx, my, minX, maxX, minY, maxY; | |
if ($$.hasArcType()) { return; } | |
if (!config.data_selection_enabled) { return; } // do nothing if not selectable | |
if (config.zoom_enabled && !$$.zoom.altDomain) { return; } // skip if zoomable because of conflict drag dehavior | |
if (!config.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 = (config.data_selection_grouped) ? $$.margin.top : Math.min(sy, my); | |
maxY = (config.data_selection_grouped) ? $$.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 config.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 = $$.togglePoint; | |
isWithin = minX < _x && _x < maxX && minY < _y && _y < maxY; | |
} | |
else if (shape.classed(CLASS.bar)) { | |
box = getPathBox(this); | |
_x = box.x; | |
_y = box.y; | |
_w = box.width; | |
_h = box.height; | |
toggle = $$.togglePath; | |
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.call($$, !isSelected, shape, d, i); | |
} | |
}); | |
}; | |
c3_chart_internal_fn.dragstart = function (mouse) { | |
var $$ = this, config = $$.config; | |
if ($$.hasArcType()) { return; } | |
if (!config.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); | |
$$.dragging = true; | |
$$.config.data_ondragstart.call($$.api); | |
}; | |
c3_chart_internal_fn.dragend = function () { | |
var $$ = this, config = $$.config; | |
if ($$.hasArcType()) { return; } | |
if (!config.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); | |
$$.dragging = false; | |
$$.config.data_ondragend.call($$.api); | |
}; | |
c3_chart_internal_fn.selectPoint = function (target, d, i) { | |
var $$ = this, config = $$.config, | |
cx = (config.axis_rotated ? $$.circleY : $$.circleX).bind($$), | |
cy = (config.axis_rotated ? $$.circleX : $$.circleY).bind($$), | |
r = $$.pointSelectR.bind($$); | |
config.data_onselected.call($$.api, 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 $$.generateClass(CLASS.selectedCircle, i); }) | |
.attr("cx", cx) | |
.attr("cy", cy) | |
.attr("stroke", function () { return $$.color(d); }) | |
.attr("r", function (d) { return $$.pointSelectR(d) * 1.4; }) | |
.transition().duration(100) | |
.attr("r", r); | |
}; | |
c3_chart_internal_fn.unselectPoint = function (target, d, i) { | |
var $$ = this; | |
$$.config.data_onunselected(d, target.node()); | |
// remove selected-circle from low layer g | |
$$.main.select('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i) | |
.transition().duration(100).attr('r', 0) | |
.remove(); | |
}; | |
c3_chart_internal_fn.togglePoint = function (selected, target, d, i) { | |
selected ? this.selectPoint(target, d, i) : this.unselectPoint(target, d, i); | |
}; | |
c3_chart_internal_fn.selectPath = function (target, d) { | |
var $$ = this; | |
$$.config.data_onselected.call($$, d, target.node()); | |
target.transition().duration(100) | |
.style("fill", function () { return $$.d3.rgb($$.color(d)).brighter(0.75); }); | |
}; | |
c3_chart_internal_fn.unselectPath = function (target, d) { | |
var $$ = this; | |
$$.config.data_onunselected.call($$, d, target.node()); | |
target.transition().duration(100) | |
.style("fill", function () { return $$.color(d); }); | |
}; | |
c3_chart_internal_fn.togglePath = function (selected, target, d, i) { | |
selected ? this.selectPath(target, d, i) : this.unselectPath(target, d, i); | |
}; | |
c3_chart_internal_fn.getToggle = function (that, d) { | |
var $$ = this, toggle; | |
if (that.nodeName === 'circle') { | |
if ($$.isStepType(d)) { | |
// circle is hidden in step chart, so treat as within the click area | |
toggle = function () { }; // TODO: how to select step chart? | |
} else { | |
toggle = $$.togglePoint; | |
} | |
} | |
else if (that.nodeName === 'path') { | |
toggle = $$.togglePath; | |
} | |
return toggle; | |
}; | |
c3_chart_internal_fn.toggleShape = function (that, d, i) { | |
var $$ = this, d3 = $$.d3, config = $$.config, | |
shape = d3.select(that), isSelected = shape.classed(CLASS.SELECTED), | |
toggle = $$.getToggle(that, d).bind($$); | |
if (config.data_selection_enabled && config.data_selection_isselectable(d)) { | |
if (!config.data_selection_multiple) { | |
$$.main.selectAll('.' + CLASS.shapes + (config.data_selection_grouped ? $$.getTargetSelectorSuffix(d.id) : "")).selectAll('.' + CLASS.shape).each(function (d, i) { | |
var shape = d3.select(this); | |
if (shape.classed(CLASS.SELECTED)) { toggle(false, shape.classed(CLASS.SELECTED, false), d, i); } | |
}); | |
} | |
shape.classed(CLASS.SELECTED, !isSelected); | |
toggle(!isSelected, shape, d, i); | |
} | |
}; | |
c3_chart_internal_fn.updateBrush = function () { | |
var $$ = this, | |
config = $$.config, | |
context = $$.context; | |
if (config.subchart_show) { | |
context.selectAll("." + CLASS.brush + " rect") | |
.attr(config.axis_rotated ? "width" : "height", config.axis_rotated ? $$.width2 : $$.height2); | |
} | |
else { | |
context.selectAll("." + CLASS.brush + " rect") | |
.attr(config.axis_rotated ? "width" : "height", config.axis_rotated ? $$.width2 : $$.height2); | |
} | |
}; | |
c3_chart_internal_fn.initBrush = function () { | |
var $$ = this, d3 = $$.d3; | |
$$.brush = d3.svg.brush().on("brush", function () { $$.redrawForBrush(); }); | |
$$.brush.update = function () { | |
if ($$.context) { $$.context.select('.' + CLASS.brush).call(this); } | |
return this; | |
}; | |
$$.brush.scale = function (scale) { | |
return $$.config.axis_rotated ? this.y(scale) : this.x(scale); | |
}; | |
}; | |
c3_chart_internal_fn.initSubchart = function () { | |
var $$ = this, config = $$.config, | |
context = $$.context = $$.svg.append("g").attr("transform", $$.getTranslate('context')); | |
if (!config.subchart_show) { | |
context.style('visibility', 'hidden'); | |
} | |
// Define g for chart area | |
context.append('g') | |
.attr("clip-path", $$.clipPathForSubchart) | |
.attr('class', CLASS.chart); | |
// Define g for bar chart area | |
context.select('.' + CLASS.chart).append("g") | |
.attr("class", CLASS.chartBars); | |
// Define g for line chart area | |
context.select('.' + CLASS.chart).append("g") | |
.attr("class", CLASS.chartLines); | |
// Add extent rect for Brush | |
context.append("g") | |
.attr("clip-path", $$.clipPath) | |
.attr("class", CLASS.brush) | |
.call($$.brush) | |
.selectAll("rect") | |
.attr(config.axis_rotated ? "width" : "height", config.axis_rotated ? $$.width2 : $$.height2); | |
// ATTENTION: This must be called AFTER chart added | |
// Add Axis | |
$$.axes.subx = context.append("g") | |
.attr("class", CLASS.axisX) | |
.attr("transform", $$.getTranslate('subx')) | |
.attr("clip-path", config.axis_rotated ? "" : $$.clipPathForXAxis); | |
}; | |
c3_chart_internal_fn.updateTargetsForSubchart = function (targets) { | |
var $$ = this, context = $$.context, config = $$.config, | |
contextLineEnter, contextLineUpdate, contextBarEnter, contextBarUpdate, | |
classChartBar = $$.classChartBar.bind($$), | |
classBars = $$.classBars.bind($$), | |
classChartLine = $$.classChartLine.bind($$), | |
classLines = $$.classLines.bind($$), | |
classAreas = $$.classAreas.bind($$); | |
if (config.subchart_show) { | |
contextBarUpdate = context.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar) | |
.data(targets) | |
.attr('class', classChartBar); | |
contextBarEnter = contextBarUpdate.enter().append('g') | |
.style('opacity', 0) | |
.attr('class', classChartBar); | |
// Bars for each data | |
contextBarEnter.append('g') | |
.attr("class", classBars); | |
//-- Line --// | |
contextLineUpdate = context.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine) | |
.data(targets) | |
.attr('class', classChartLine); | |
contextLineEnter = contextLineUpdate.enter().append('g') | |
.style('opacity', 0) | |
.attr('class', classChartLine); | |
// Lines for each data | |
contextLineEnter.append("g") | |
.attr("class", classLines); | |
// Area | |
contextLineEnter.append("g") | |
.attr("class", classAreas); | |
} | |
}; | |
c3_chart_internal_fn.redrawSubchart = function (withSubchart, transitions, duration, durationForExit, areaIndices, barIndices, lineIndices) { | |
var $$ = this, d3 = $$.d3, context = $$.context, config = $$.config, | |
contextLine, contextArea, contextBar, drawAreaOnSub, drawBarOnSub, drawLineOnSub, | |
barData = $$.barData.bind($$), | |
lineData = $$.lineData.bind($$), | |
classBar = $$.classBar.bind($$), | |
classLine = $$.classLine.bind($$), | |
classArea = $$.classArea.bind($$), | |
initialOpacity = $$.initialOpacity.bind($$); | |
$$.updateBrush(); // Added on 17 Jan 2015 | |
// subchart | |
if (config.subchart_show) { | |
context.style('visibility', ''); | |
// 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) { | |
// 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(); | |
} | |
} else { | |
context.style('visibility', 'hidden'); | |
} | |
}; | |
c3_chart_internal_fn.redrawForBrush = function () { | |
var $$ = this, x = $$.x; | |
$$.redraw({ | |
withTransition: false, | |
withY: $$.config.zoom_rescale, | |
withSubchart: false, | |
withUpdateXDomain: true, | |
withDimension: false | |
}); | |
$$.config.subchart_onbrush.call($$.api, x.orgDomain()); | |
}; | |
c3_chart_internal_fn.transformContext = function (withTransition, transitions) { | |
var $$ = this, subXAxis; | |
if (transitions && transitions.axisSubX) { | |
subXAxis = transitions.axisSubX; | |
} else { | |
subXAxis = $$.context.select('.' + CLASS.axisX); | |
if (withTransition) { subXAxis = subXAxis.transition(); } | |
} | |
$$.context.attr("transform", $$.getTranslate('context')); | |
subXAxis.attr("transform", $$.getTranslate('subx')); | |
}; | |
c3_chart_internal_fn.getDefaultExtent = function () { | |
var $$ = this, config = $$.config, | |
extent = isFunction(config.axis_x_extent) ? config.axis_x_extent($$.getXDomain($$.data.targets)) : config.axis_x_extent; | |
if ($$.isTimeSeries()) { | |
extent = [$$.parseDate(extent[0]), $$.parseDate(extent[1])]; | |
} | |
return extent; | |
}; | |
c3_chart_internal_fn.initZoom = function () { | |
var $$ = this, d3 = $$.d3, config = $$.config, startEvent; | |
$$.zoom = d3.behavior.zoom() | |
.on("zoomstart", function () { | |
startEvent = d3.event.sourceEvent; | |
$$.zoom.altDomain = d3.event.sourceEvent.altKey ? $$.x.orgDomain() : null; | |
config.zoom_onzoomstart.call($$.api, d3.event.sourceEvent); | |
}) | |
.on("zoom", function () { | |
$$.redrawForZoom.call($$); | |
}) | |
.on('zoomend', function () { | |
var event = d3.event.sourceEvent; | |
// if click, do nothing. otherwise, click interaction will be canceled. | |
if (event && startEvent.clientX === event.clientX && startEvent.clientY === event.clientY) { | |
return; | |
} | |
$$.redrawEventRect(); | |
$$.updateZoom(); | |
config.zoom_onzoomend.call($$.api, $$.x.orgDomain()); | |
}); | |
$$.zoom.scale = function (scale) { | |
return config.axis_rotated ? this.y(scale) : this.x(scale); | |
}; | |
$$.zoom.orgScaleExtent = function () { | |
var extent = config.zoom_extent ? config.zoom_extent : [1, 10]; | |
return [extent[0], Math.max($$.getMaxDataCount() / extent[1], extent[1])]; | |
}; | |
$$.zoom.updateScaleExtent = function () { | |
var ratio = diffDomain($$.x.orgDomain()) / diffDomain($$.orgXDomain), | |
extent = this.orgScaleExtent(); | |
this.scaleExtent([extent[0] * ratio, extent[1] * ratio]); | |
return this; | |
}; | |
}; | |
c3_chart_internal_fn.updateZoom = function () { | |
var $$ = this, z = $$.config.zoom_enabled ? $$.zoom : function () { }; | |
$$.main.select('.' + CLASS.zoomRect).call(z).on("dblclick.zoom", null); | |
$$.main.selectAll('.' + CLASS.eventRect).call(z).on("dblclick.zoom", null); | |
}; | |
c3_chart_internal_fn.redrawForZoom = function () { | |
var $$ = this, d3 = $$.d3, config = $$.config, zoom = $$.zoom, x = $$.x; | |
if (!config.zoom_enabled) { | |
return; | |
} | |
if ($$.filterTargetsToShow($$.data.targets).length === 0) { | |
return; | |
} | |
if (d3.event.sourceEvent.type === 'mousemove' && zoom.altDomain) { | |
x.domain(zoom.altDomain); | |
zoom.scale(x).updateScaleExtent(); | |
return; | |
} | |
if ($$.isCategorized() && x.orgDomain()[0] === $$.orgXDomain[0]) { | |
x.domain([$$.orgXDomain[0] - 1e-10, x.orgDomain()[1]]); | |
} | |
$$.redraw({ | |
withTransition: false, | |
withY: config.zoom_rescale, | |
withSubchart: false, | |
withEventRect: false, | |
withDimension: false | |
}); | |
if (d3.event.sourceEvent.type === 'mousemove') { | |
$$.cancelClick = true; | |
} | |
config.zoom_onzoom.call($$.api, x.orgDomain()); | |
}; | |
c3_chart_internal_fn.generateColor = function () { | |
var $$ = this, config = $$.config, d3 = $$.d3, | |
colors = config.data_colors, | |
pattern = notEmpty(config.color_pattern) ? config.color_pattern : d3.scale.category10().range(), | |
callback = config.data_color, | |
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; | |
}; | |
}; | |
c3_chart_internal_fn.generateLevelColor = function () { | |
var $$ = this, config = $$.config, | |
colors = config.color_pattern, | |
threshold = config.color_threshold, | |
asValue = threshold.unit === 'value', | |
values = threshold.values && threshold.values.length ? threshold.values : [], | |
max = threshold.max || 100; | |
return notEmpty(config.color_threshold) ? 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; | |
} : null; | |
}; | |
c3_chart_internal_fn.getYFormat = function (forArc) { | |
var $$ = this, | |
formatForY = forArc && !$$.hasType('gauge') ? $$.defaultArcValueFormat : $$.yFormat, | |
formatForY2 = forArc && !$$.hasType('gauge') ? $$.defaultArcValueFormat : $$.y2Format; | |
return function (v, ratio, id) { | |
var format = $$.getAxisId(id) === 'y2' ? formatForY2 : formatForY; | |
return format.call($$, v, ratio); | |
}; | |
}; | |
c3_chart_internal_fn.yFormat = function (v) { | |
var $$ = this, config = $$.config, | |
format = config.axis_y_tick_format ? config.axis_y_tick_format : $$.defaultValueFormat; | |
return format(v); | |
}; | |
c3_chart_internal_fn.y2Format = function (v) { | |
var $$ = this, config = $$.config, | |
format = config.axis_y2_tick_format ? config.axis_y2_tick_format : $$.defaultValueFormat; | |
return format(v); | |
}; | |
c3_chart_internal_fn.defaultValueFormat = function (v) { | |
return isValue(v) ? +v : ""; | |
}; | |
c3_chart_internal_fn.defaultArcValueFormat = function (v, ratio) { | |
return (ratio * 100).toFixed(1) + '%'; | |
}; | |
c3_chart_internal_fn.dataLabelFormat = function (targetId) { | |
var $$ = this, data_labels = $$.config.data_labels, | |
format, defaultFormat = 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 (data_labels.format[targetId]) { | |
format = data_labels.format[targetId] === true ? defaultFormat : data_labels.format[targetId]; | |
} else { | |
format = function () { return ''; }; | |
} | |
} else { | |
format = defaultFormat; | |
} | |
return format; | |
}; | |
c3_chart_internal_fn.hasCaches = function (ids) { | |
for (var i = 0; i < ids.length; i++) { | |
if (!(ids[i] in this.cache)) { return false; } | |
} | |
return true; | |
}; | |
c3_chart_internal_fn.addCache = function (id, target) { | |
this.cache[id] = this.cloneTarget(target); | |
}; | |
c3_chart_internal_fn.getCaches = function (ids) { | |
var targets = [], i; | |
for (i = 0; i < ids.length; i++) { | |
if (ids[i] in this.cache) { targets.push(this.cloneTarget(this.cache[ids[i]])); } | |
} | |
return targets; | |
}; | |
var CLASS = c3_chart_internal_fn.CLASS = { | |
target: 'c3-target', | |
chart: 'c3-chart', | |
chartLine: 'c3-chart-line', | |
chartLines: 'c3-chart-lines', | |
chartBar: 'c3-chart-bar', | |
chartBars: 'c3-chart-bars', | |
chartText: 'c3-chart-text', | |
chartTexts: 'c3-chart-texts', | |
chartArc: 'c3-chart-arc', | |
chartArcs: 'c3-chart-arcs', | |
chartArcsTitle: 'c3-chart-arcs-title', | |
chartArcsBackground: 'c3-chart-arcs-background', | |
chartArcsGaugeUnit: 'c3-chart-arcs-gauge-unit', | |
chartArcsGaugeMax: 'c3-chart-arcs-gauge-max', | |
chartArcsGaugeMin: 'c3-chart-arcs-gauge-min', | |
selectedCircle: 'c3-selected-circle', | |
selectedCircles: 'c3-selected-circles', | |
eventRect: 'c3-event-rect', | |
eventRects: 'c3-event-rects', | |
eventRectsSingle: 'c3-event-rects-single', | |
eventRectsMultiple: 'c3-event-rects-multiple', | |
zoomRect: 'c3-zoom-rect', | |
brush: 'c3-brush', | |
focused: 'c3-focused', | |
defocused: 'c3-defocused', | |
region: 'c3-region', | |
regions: 'c3-regions', | |
tooltipContainer: 'c3-tooltip-container', | |
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', | |
gridLines: 'c3-grid-lines', | |
xgrid: 'c3-xgrid', | |
xgrids: 'c3-xgrids', | |
xgridLine: 'c3-xgrid-line', | |
xgridLines: 'c3-xgrid-lines', | |
xgridFocus: 'c3-xgrid-focus', | |
ygrid: 'c3-ygrid', | |
ygrids: 'c3-ygrids', | |
ygridLine: 'c3-ygrid-line', | |
ygridLines: 'c3-ygrid-lines', | |
axis: 'c3-axis', | |
axisX: 'c3-axis-x', | |
axisXLabel: 'c3-axis-x-label', | |
axisY: 'c3-axis-y', | |
axisYLabel: 'c3-axis-y-label', | |
axisY2: 'c3-axis-y2', | |
axisY2Label: 'c3-axis-y2-label', | |
legendBackground: 'c3-legend-background', | |
legendItem: 'c3-legend-item', | |
legendItemEvent: 'c3-legend-item-event', | |
legendItemTile: 'c3-legend-item-tile', | |
legendItemHidden: 'c3-legend-item-hidden', | |
legendItemFocused: 'c3-legend-item-focused', | |
dragarea: 'c3-dragarea', | |
EXPANDED: '_expanded_', | |
SELECTED: '_selected_', | |
INCLUDED: '_included_' | |
}; | |
c3_chart_internal_fn.generateClass = function (prefix, targetId) { | |
return " " + prefix + " " + prefix + this.getTargetSelectorSuffix(targetId); | |
}; | |
c3_chart_internal_fn.classText = function (d) { | |
return this.generateClass(CLASS.text, d.index); | |
}; | |
c3_chart_internal_fn.classTexts = function (d) { | |
return this.generateClass(CLASS.texts, d.id); | |
}; | |
c3_chart_internal_fn.classShape = function (d) { | |
return this.generateClass(CLASS.shape, d.index); | |
}; | |
c3_chart_internal_fn.classShapes = function (d) { | |
return this.generateClass(CLASS.shapes, d.id); | |
}; | |
c3_chart_internal_fn.classLine = function (d) { | |
return this.classShape(d) + this.generateClass(CLASS.line, d.id); | |
}; | |
c3_chart_internal_fn.classLines = function (d) { | |
return this.classShapes(d) + this.generateClass(CLASS.lines, d.id); | |
}; | |
c3_chart_internal_fn.classCircle = function (d) { | |
return this.classShape(d) + this.generateClass(CLASS.circle, d.index); | |
}; | |
c3_chart_internal_fn.classCircles = function (d) { | |
return this.classShapes(d) + this.generateClass(CLASS.circles, d.id); | |
}; | |
c3_chart_internal_fn.classBar = function (d) { | |
return this.classShape(d) + this.generateClass(CLASS.bar, d.index); | |
}; | |
c3_chart_internal_fn.classBars = function (d) { | |
return this.classShapes(d) + this.generateClass(CLASS.bars, d.id); | |
}; | |
c3_chart_internal_fn.classArc = function (d) { | |
return this.classShape(d.data) + this.generateClass(CLASS.arc, d.data.id); | |
}; | |
c3_chart_internal_fn.classArcs = function (d) { | |
return this.classShapes(d.data) + this.generateClass(CLASS.arcs, d.data.id); | |
}; | |
c3_chart_internal_fn.classArea = function (d) { | |
return this.classShape(d) + this.generateClass(CLASS.area, d.id); | |
}; | |
c3_chart_internal_fn.classAreas = function (d) { | |
return this.classShapes(d) + this.generateClass(CLASS.areas, d.id); | |
}; | |
c3_chart_internal_fn.classRegion = function (d, i) { | |
return this.generateClass(CLASS.region, i) + ' ' + ('class' in d ? d['class'] : ''); | |
}; | |
c3_chart_internal_fn.classEvent = function (d) { | |
return this.generateClass(CLASS.eventRect, d.index); | |
}; | |
c3_chart_internal_fn.classTarget = function (id) { | |
var $$ = this; | |
var additionalClassSuffix = $$.config.data_classes[id], additionalClass = ''; | |
if (additionalClassSuffix) { | |
additionalClass = ' ' + CLASS.target + '-' + additionalClassSuffix; | |
} | |
return $$.generateClass(CLASS.target, id) + additionalClass; | |
}; | |
c3_chart_internal_fn.classFocus = function (d) { | |
return this.classFocused(d) + this.classDefocused(d); | |
}; | |
c3_chart_internal_fn.classFocused = function (d) { | |
return ' ' + (this.focusedTargetIds.indexOf(d.id) >= 0 ? CLASS.focused : ''); | |
}; | |
c3_chart_internal_fn.classDefocused = function (d) { | |
return ' ' + (this.defocusedTargetIds.indexOf(d.id) >= 0 ? CLASS.defocused : ''); | |
}; | |
c3_chart_internal_fn.classChartText = function (d) { | |
return CLASS.chartText + this.classTarget(d.id); | |
}; | |
c3_chart_internal_fn.classChartLine = function (d) { | |
return CLASS.chartLine + this.classTarget(d.id); | |
}; | |
c3_chart_internal_fn.classChartBar = function (d) { | |
return CLASS.chartBar + this.classTarget(d.id); | |
}; | |
c3_chart_internal_fn.classChartArc = function (d) { | |
return CLASS.chartArc + this.classTarget(d.data.id); | |
}; | |
c3_chart_internal_fn.getTargetSelectorSuffix = function (targetId) { | |
return targetId || targetId === 0 ? ('-' + targetId).replace(/[\s?!@#$%^&*()_=+,.<>'":;\[\]\/|~`{}\\]/g, '-') : ''; | |
}; | |
c3_chart_internal_fn.selectorTarget = function (id, prefix) { | |
return (prefix || '') + '.' + CLASS.target + this.getTargetSelectorSuffix(id); | |
}; | |
c3_chart_internal_fn.selectorTargets = function (ids, prefix) { | |
var $$ = this; | |
ids = ids || []; | |
return ids.length ? ids.map(function (id) { return $$.selectorTarget(id, prefix); }) : null; | |
}; | |
c3_chart_internal_fn.selectorLegend = function (id) { | |
return '.' + CLASS.legendItem + this.getTargetSelectorSuffix(id); | |
}; | |
c3_chart_internal_fn.selectorLegends = function (ids) { | |
var $$ = this; | |
return ids && ids.length ? ids.map(function (id) { return $$.selectorLegend(id); }) : null; | |
}; | |
var isValue = c3_chart_internal_fn.isValue = function (v) { | |
return v || v === 0; | |
}, | |
isFunction = c3_chart_internal_fn.isFunction = function (o) { | |
return typeof o === 'function'; | |
}, | |
isString = c3_chart_internal_fn.isString = function (o) { | |
return typeof o === 'string'; | |
}, | |
isUndefined = c3_chart_internal_fn.isUndefined = function (v) { | |
return typeof v === 'undefined'; | |
}, | |
isDefined = c3_chart_internal_fn.isDefined = function (v) { | |
return typeof v !== 'undefined'; | |
}, | |
ceil10 = c3_chart_internal_fn.ceil10 = function (v) { | |
return Math.ceil(v / 10) * 10; | |
}, | |
asHalfPixel = c3_chart_internal_fn.asHalfPixel = function (n) { | |
return Math.ceil(n) + 0.5; | |
}, | |
diffDomain = c3_chart_internal_fn.diffDomain = function (d) { | |
return d[1] - d[0]; | |
}, | |
isEmpty = c3_chart_internal_fn.isEmpty = function (o) { | |
return !o || (isString(o) && o.length === 0) || (typeof o === 'object' && Object.keys(o).length === 0); | |
}, | |
notEmpty = c3_chart_internal_fn.notEmpty = function (o) { | |
return Object.keys(o).length > 0; | |
}, | |
getOption = c3_chart_internal_fn.getOption = function (options, key, defaultValue) { | |
return isDefined(options[key]) ? options[key] : defaultValue; | |
}, | |
hasValue = c3_chart_internal_fn.hasValue = function (dict, value) { | |
var found = false; | |
Object.keys(dict).forEach(function (key) { | |
if (dict[key] === value) { found = true; } | |
}); | |
return found; | |
}, | |
getPathBox = c3_chart_internal_fn.getPathBox = function (path) { | |
var box = path.getBoundingClientRect(), | |
items = [path.pathSegList.getItem(0), path.pathSegList.getItem(1)], | |
minX = items[0].x, minY = Math.min(items[0].y, items[1].y); | |
return { x: minX, y: minY, width: box.width, height: box.height }; | |
}; | |
c3_chart_fn.focus = function (targetIds) { | |
var $$ = this.internal, candidates; | |
targetIds = $$.mapToTargetIds(targetIds); | |
candidates = $$.svg.selectAll($$.selectorTargets(targetIds.filter($$.isTargetToShow, $$))), | |
this.revert(); | |
this.defocus(); | |
candidates.classed(CLASS.focused, true).classed(CLASS.defocused, false); | |
if ($$.hasArcType()) { | |
$$.expandArc(targetIds); | |
} | |
$$.toggleFocusLegend(targetIds, true); | |
$$.focusedTargetIds = targetIds; | |
$$.defocusedTargetIds = $$.defocusedTargetIds.filter(function (id) { | |
return targetIds.indexOf(id) < 0; | |
}); | |
}; | |
c3_chart_fn.defocus = function (targetIds) { | |
var $$ = this.internal, candidates; | |
targetIds = $$.mapToTargetIds(targetIds); | |
candidates = $$.svg.selectAll($$.selectorTargets(targetIds.filter($$.isTargetToShow, $$))), | |
this.revert(); | |
candidates.classed(CLASS.focused, false).classed(CLASS.defocused, true); | |
if ($$.hasArcType()) { | |
$$.unexpandArc(targetIds); | |
} | |
$$.toggleFocusLegend(targetIds, false); | |
$$.focusedTargetIds = $$.focusedTargetIds.filter(function (id) { | |
return targetIds.indexOf(id) < 0; | |
}); | |
$$.defocusedTargetIds = targetIds; | |
}; | |
c3_chart_fn.revert = function (targetIds) { | |
var $$ = this.internal, candidates; | |
targetIds = $$.mapToTargetIds(targetIds); | |
candidates = $$.svg.selectAll($$.selectorTargets(targetIds)); // should be for all targets | |
candidates.classed(CLASS.focused, false).classed(CLASS.defocused, false); | |
if ($$.hasArcType()) { | |
$$.unexpandArc(targetIds); | |
} | |
if ($$.config.legend_show) { | |
$$.showLegend(targetIds.filter($$.isLegendToShow.bind($$))); | |
} | |
$$.focusedTargetIds = []; | |
$$.defocusedTargetIds = []; | |
}; | |
c3_chart_fn.show = function (targetIds, options) { | |
var $$ = this.internal, targets; | |
targetIds = $$.mapToTargetIds(targetIds); | |
options = options || {}; | |
$$.removeHiddenTargetIds(targetIds); | |
targets = $$.svg.selectAll($$.selectorTargets(targetIds)); | |
targets.transition() | |
.style('opacity', 1, 'important') | |
.call($$.endall, function () { | |
targets.style('opacity', null).style('opacity', 1); | |
}); | |
if (options.withLegend) { | |
$$.showLegend(targetIds); | |
} | |
$$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true }); | |
}; | |
c3_chart_fn.hide = function (targetIds, options) { | |
var $$ = this.internal, targets; | |
targetIds = $$.mapToTargetIds(targetIds); | |
options = options || {}; | |
$$.addHiddenTargetIds(targetIds); | |
targets = $$.svg.selectAll($$.selectorTargets(targetIds)); | |
targets.transition() | |
.style('opacity', 0, 'important') | |
.call($$.endall, function () { | |
targets.style('opacity', null).style('opacity', 0); | |
}); | |
if (options.withLegend) { | |
$$.hideLegend(targetIds); | |
} | |
$$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true }); | |
}; | |
c3_chart_fn.toggle = function (targetIds, options) { | |
var that = this, $$ = this.internal; | |
$$.mapToTargetIds(targetIds).forEach(function (targetId) { | |
$$.isTargetToShow(targetId) ? that.hide(targetId, options) : that.show(targetId, options); | |
}); | |
}; | |
c3_chart_fn.zoom = function (domain) { | |
var $$ = this.internal; | |
if (domain) { | |
if ($$.isTimeSeries()) { | |
domain = domain.map(function (x) { return $$.parseDate(x); }); | |
} | |
$$.brush.extent(domain); | |
$$.redraw({ withUpdateXDomain: true, withY: $$.config.zoom_rescale }); | |
$$.config.zoom_onzoom.call(this, $$.x.orgDomain()); | |
} | |
return $$.brush.extent(); | |
}; | |
c3_chart_fn.zoom.enable = function (enabled) { | |
var $$ = this.internal; | |
$$.config.zoom_enabled = enabled; | |
$$.updateAndRedraw(); | |
}; | |
c3_chart_fn.unzoom = function () { | |
var $$ = this.internal; | |
$$.brush.clear().update(); | |
$$.redraw({ withUpdateXDomain: true }); | |
}; | |
c3_chart_fn.subchart_show = function (show) { | |
var $$ = this.internal, | |
config = $$.config; | |
config.subchart_show = show; | |
if (config.subchart_show) { | |
$$.initSubchart(); | |
} | |
else { | |
$$.redrawSubchart(); | |
} | |
$$.redraw(); | |
}; | |
c3_chart_fn.load = function (args) { | |
var $$ = this.internal, config = $$.config; | |
// update xs if specified | |
if (args.xs) { | |
$$.addXs(args.xs); | |
} | |
// update classes if exists | |
if ('classes' in args) { | |
Object.keys(args.classes).forEach(function (id) { | |
config.data_classes[id] = args.classes[id]; | |
}); | |
} | |
// update categories if exists | |
if ('categories' in args && $$.isCategorized()) { | |
config.axis_x_categories = args.categories; | |
} | |
// update axes if exists | |
if ('axes' in args) { | |
Object.keys(args.axes).forEach(function (id) { | |
config.data_axes[id] = args.axes[id]; | |
}); | |
} | |
// use cache if exists | |
if ('cacheIds' in args && $$.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_chart_fn.unload = function (args) { | |
var $$ = this.internal; | |
args = args || {}; | |
if (args instanceof Array) { | |
args = { ids: args }; | |
} else if (typeof args === 'string') { | |
args = { ids: [args] }; | |
} | |
$$.unload($$.mapToTargetIds(args.ids), function () { | |
$$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true }); | |
if (args.done) { args.done(); } | |
}); | |
}; | |
c3_chart_fn.flow = function (args) { | |
var $$ = this.internal, | |
targets, data, notfoundIds = [], orgDataCount = $$.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 | |
$$.data.targets.forEach(function (t) { | |
var found = false, i, j; | |
for (i = 0; i < targets.length; i++) { | |
if (t.id === targets[i].id) { | |
found = true; | |
if (t.values[t.values.length - 1]) { | |
tail = t.values[t.values.length - 1].index + 1; | |
} | |
length = targets[i].values.length; | |
for (j = 0; j < length; j++) { | |
targets[i].values[j].index = tail + j; | |
if (!$$.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 | |
$$.data.targets.forEach(function (t) { | |
var i, j; | |
for (i = 0; i < notfoundIds.length; i++) { | |
if (t.id === notfoundIds[i]) { | |
tail = t.values[t.values.length - 1].index + 1; | |
for (j = 0; j < length; j++) { | |
t.values.push({ | |
id: t.id, | |
index: tail + j, | |
x: $$.isTimeSeries() ? $$.getOtherTargetX(tail + j) : tail + j, | |
value: null | |
}); | |
} | |
} | |
} | |
}); | |
// Generate null values for new target | |
if ($$.data.targets.length) { | |
targets.forEach(function (t) { | |
var i, missing = []; | |
for (i = $$.data.targets[0].values[0].index; i < tail; i++) { | |
missing.push({ | |
id: t.id, | |
index: i, | |
x: $$.isTimeSeries() ? $$.getOtherTargetX(i) : i, | |
value: null | |
}); | |
} | |
t.values.forEach(function (v) { | |
v.index += tail; | |
if (!$$.isTimeSeries()) { | |
v.x += tail; | |
} | |
}); | |
t.values = missing.concat(t.values); | |
}); | |
} | |
$$.data.targets = $$.data.targets.concat(targets); // add remained | |
// check data count because behavior needs to change when it's only one | |
dataCount = $$.getMaxDataCount(); | |
baseTarget = $$.data.targets[0]; | |
baseValue = baseTarget.values[0]; | |
// 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($$.data.targets)[0]; | |
} | |
} else { | |
diff = 1; | |
} | |
domain = [baseValue.x - diff, baseValue.x]; | |
$$.updateXDomain(null, true, true, false, 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, false, domain); | |
} | |
} | |
// Set targets | |
$$.updateTargets($$.data.targets); | |
// Redraw with new targets | |
$$.redraw({ | |
flow: { | |
index: baseValue.index, | |
length: length, | |
duration: isValue(args.duration) ? args.duration : $$.config.transition_duration, | |
done: args.done, | |
orgDataCount: orgDataCount, | |
}, | |
withLegend: true, | |
withTransition: orgDataCount > 1, | |
withTrimXDomain: false, | |
withUpdateXAxis: true, | |
}); | |
}; | |
c3_chart_internal_fn.generateFlow = function (args) { | |
var $$ = this, config = $$.config, d3 = $$.d3; | |
return function () { | |
var targets = args.targets, | |
flow = args.flow, | |
drawBar = args.drawBar, | |
drawLine = args.drawLine, | |
drawArea = args.drawArea, | |
cx = args.cx, | |
cy = args.cy, | |
xv = args.xv, | |
xForText = args.xForText, | |
yForText = args.yForText, | |
duration = args.duration; | |
var translateX, scaleX = 1, transform, | |
flowIndex = flow.index, | |
flowLength = flow.length, | |
flowStart = $$.getValueOnIndex($$.data.targets[0].values, flowIndex), | |
flowEnd = $$.getValueOnIndex($$.data.targets[0].values, flowIndex + flowLength), | |
orgDomain = $$.x.domain(), domain, | |
durationForFlow = flow.duration || duration, | |
done = flow.done || function () { }, | |
wait = $$.generateWait(); | |
var xgrid = $$.xgrid || d3.selectAll([]), | |
xgridLines = $$.xgridLines || d3.selectAll([]), | |
mainRegion = $$.mainRegion || d3.selectAll([]), | |
mainText = $$.mainText || d3.selectAll([]), | |
mainBar = $$.mainBar || d3.selectAll([]), | |
mainLine = $$.mainLine || d3.selectAll([]), | |
mainArea = $$.mainArea || d3.selectAll([]), | |
mainCircle = $$.mainCircle || d3.selectAll([]); | |
// set flag | |
$$.flowing = true; | |
// remove head data after rendered | |
$$.data.targets.forEach(function (d) { | |
d.values.splice(0, flowLength); | |
}); | |
// update x domain to generate axis elements for flow | |
domain = $$.updateXDomain(targets, true, true); | |
// update elements related to x scale | |
if ($$.updateXGrid) { $$.updateXGrid(true); } | |
// generate transform to flow | |
if (!flow.orgDataCount) { // if empty | |
if ($$.data.targets[0].values.length !== 1) { | |
translateX = $$.x(orgDomain[0]) - $$.x(domain[0]); | |
} else { | |
if ($$.isTimeSeries()) { | |
flowStart = $$.getValueOnIndex($$.data.targets[0].values, 0); | |
flowEnd = $$.getValueOnIndex($$.data.targets[0].values, $$.data.targets[0].values.length - 1); | |
translateX = $$.x(flowStart.x) - $$.x(flowEnd.x); | |
} else { | |
translateX = diffDomain(domain) / 2; | |
} | |
} | |
} else if (flow.orgDataCount === 1 || flowStart.x === flowEnd.x) { | |
translateX = $$.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)'; | |
// hide tooltip | |
$$.hideXGridFocus(); | |
$$.hideTooltip(); | |
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", config.axis_rotated ? 0 : xv) | |
.attr("x2", config.axis_rotated ? $$.width : xv); | |
xgridLines.select('text') | |
.attr("x", config.axis_rotated ? $$.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", cx) | |
.attr("cy", cy); | |
mainText | |
.attr('transform', null) | |
.attr('x', xForText) | |
.attr('y', yForText) | |
.style('fill-opacity', $$.opacityForText.bind($$)); | |
mainRegion | |
.attr('transform', null); | |
mainRegion.select('rect').filter($$.isRegionOnX) | |
.attr("x", $$.regionX.bind($$)) | |
.attr("width", $$.regionWidth.bind($$)); | |
if (config.interaction_enabled) { | |
$$.redrawEventRect(); | |
} | |
// callback for end of flow | |
done(); | |
$$.flowing = false; | |
}); | |
}; | |
}; | |
c3_chart_fn.selected = function (targetId) { | |
var $$ = this.internal, d3 = $$.d3; | |
return d3.merge( | |
$$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(targetId)).selectAll('.' + CLASS.shape) | |
.filter(function () { return d3.select(this).classed(CLASS.SELECTED); }) | |
.map(function (d) { return d.map(function (d) { var data = d.__data__; return data.data ? data.data : data; }); }) | |
); | |
}; | |
c3_chart_fn.select = function (ids, indices, resetOther) { | |
var $$ = this.internal, d3 = $$.d3, config = $$.config; | |
if (!config.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, d).bind($$), | |
isTargetId = config.data_selection_grouped || !ids || ids.indexOf(id) >= 0, | |
isTargetIndex = !indices || indices.indexOf(i) >= 0, | |
isSelected = shape.classed(CLASS.SELECTED); | |
// line/area selection not supported yet | |
if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { | |
return; | |
} | |
if (isTargetId && isTargetIndex) { | |
if (config.data_selection_isselectable(d) && !isSelected) { | |
toggle(true, shape.classed(CLASS.SELECTED, true), d, i); | |
} | |
} else if (isDefined(resetOther) && resetOther) { | |
if (isSelected) { | |
toggle(false, shape.classed(CLASS.SELECTED, false), d, i); | |
} | |
} | |
}); | |
}; | |
c3_chart_fn.unselect = function (ids, indices) { | |
var $$ = this.internal, d3 = $$.d3, config = $$.config; | |
if (!config.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, d).bind($$), | |
isTargetId = config.data_selection_grouped || !ids || ids.indexOf(id) >= 0, | |
isTargetIndex = !indices || indices.indexOf(i) >= 0, | |
isSelected = shape.classed(CLASS.SELECTED); | |
// line/area selection not supported yet | |
if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) { | |
return; | |
} | |
if (isTargetId && isTargetIndex) { | |
if (config.data_selection_isselectable(d)) { | |
if (isSelected) { | |
toggle(false, shape.classed(CLASS.SELECTED, false), d, i); | |
} | |
} | |
} | |
}); | |
}; | |
c3_chart_fn.transform = function (type, targetIds) { | |
var $$ = this.internal, | |
options = ['pie', 'donut'].indexOf(type) >= 0 ? { withTransform: true } : null; | |
$$.transformTo(targetIds, type, options); | |
}; | |
c3_chart_internal_fn.transformTo = function (targetIds, type, optionsForRedraw) { | |
var $$ = this, | |
withTransitionForAxis = !$$.hasArcType(), | |
options = optionsForRedraw || { withTransitionForAxis: withTransitionForAxis }; | |
options.withTransitionForTransform = false; | |
$$.transiting = false; | |
$$.setTargetType(targetIds, type); | |
$$.updateTargets($$.data.targets); // this is needed when transforming to arc | |
$$.updateAndRedraw(options); | |
}; | |
c3_chart_fn.groups = function (groups) { | |
var $$ = this.internal, config = $$.config; | |
if (isUndefined(groups)) { return config.data_groups; } | |
config.data_groups = groups; | |
$$.redraw(); | |
return config.data_groups; | |
}; | |
c3_chart_fn.xgrids = function (grids) { | |
var $$ = this.internal, config = $$.config; | |
if (!grids) { return config.grid_x_lines; } | |
config.grid_x_lines = grids; | |
$$.redrawWithoutRescale(); | |
return config.grid_x_lines; | |
}; | |
c3_chart_fn.xgrids.add = function (grids) { | |
var $$ = this.internal; | |
return this.xgrids($$.config.grid_x_lines.concat(grids ? grids : [])); | |
}; | |
c3_chart_fn.xgrids.remove = function (params) { // TODO: multiple | |
var $$ = this.internal; | |
$$.removeGridLines(params, true); | |
}; | |
c3_chart_fn.ygrids = function (grids) { | |
var $$ = this.internal, config = $$.config; | |
if (!grids) { return config.grid_y_lines; } | |
config.grid_y_lines = grids; | |
$$.redrawWithoutRescale(); | |
return config.grid_y_lines; | |
}; | |
c3_chart_fn.ygrids.add = function (grids) { | |
var $$ = this.internal; | |
return this.ygrids($$.config.grid_y_lines.concat(grids ? grids : [])); | |
}; | |
c3_chart_fn.ygrids.remove = function (params) { // TODO: multiple | |
var $$ = this.internal; | |
$$.removeGridLines(params, false); | |
}; | |
c3_chart_fn.regions = function (regions) { | |
var $$ = this.internal, config = $$.config; | |
if (!regions) { return config.regions; } | |
config.regions = regions; | |
$$.redrawWithoutRescale(); | |
return config.regions; | |
}; | |
c3_chart_fn.regions.add = function (regions) { | |
var $$ = this.internal, config = $$.config; | |
if (!regions) { return config.regions; } | |
config.regions = config.regions.concat(regions); | |
$$.redrawWithoutRescale(); | |
return config.regions; | |
}; | |
c3_chart_fn.regions.remove = function (options) { | |
var $$ = this.internal, config = $$.config, | |
duration, classes, regions; | |
options = options || {}; | |
duration = $$.getOption(options, "duration", config.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(); | |
config.regions = config.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 config.regions; | |
}; | |
c3_chart_fn.data = function (targetIds) { | |
var targets = this.internal.data.targets; | |
return typeof targetIds === 'undefined' ? targets : targets.filter(function (t) { | |
return [].concat(targetIds).indexOf(t.id) >= 0; | |
}); | |
}; | |
c3_chart_fn.data.shown = function (targetIds) { | |
return this.internal.filterTargetsToShow(this.data(targetIds)); | |
}; | |
c3_chart_fn.data.values = function (targetId) { | |
var targets, values = null; | |
if (targetId) { | |
targets = this.data(targetId); | |
values = targets[0] ? targets[0].values.map(function (d) { return d.value; }) : null; | |
} | |
return values; | |
}; | |
c3_chart_fn.data.names = function (names) { | |
this.internal.clearLegendItemTextBoxCache(); | |
return this.internal.updateDataAttributes('names', names); | |
}; | |
c3_chart_fn.data.colors = function (colors) { | |
return this.internal.updateDataAttributes('colors', colors); | |
}; | |
c3_chart_fn.data.axes = function (axes) { | |
return this.internal.updateDataAttributes('axes', axes); | |
}; | |
c3_chart_fn.category = function (i, category) { | |
var $$ = this.internal, config = $$.config; | |
if (arguments.length > 1) { | |
config.axis_x_categories[i] = category; | |
$$.redraw(); | |
} | |
return config.axis_x_categories[i]; | |
}; | |
c3_chart_fn.categories = function (categories) { | |
var $$ = this.internal, config = $$.config; | |
if (!arguments.length) { return config.axis_x_categories; } | |
config.axis_x_categories = categories; | |
$$.redraw(); | |
return config.axis_x_categories; | |
}; | |
// TODO: fix | |
c3_chart_fn.color = function (id) { | |
var $$ = this.internal; | |
return $$.color(id); // more patterns | |
}; | |
c3_chart_fn.x = function (x) { | |
var $$ = this.internal; | |
if (arguments.length) { | |
$$.updateTargetX($$.data.targets, x); | |
$$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true }); | |
} | |
return $$.data.xs; | |
}; | |
c3_chart_fn.xs = function (xs) { | |
var $$ = this.internal; | |
if (arguments.length) { | |
$$.updateTargetXs($$.data.targets, xs); | |
$$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true }); | |
} | |
return $$.data.xs; | |
}; | |
c3_chart_fn.axis = function () { }; | |
c3_chart_fn.axis.labels = function (labels) { | |
var $$ = this.internal; | |
if (arguments.length) { | |
Object.keys(labels).forEach(function (axisId) { | |
$$.setAxisLabelText(axisId, labels[axisId]); | |
}); | |
$$.updateAxisLabels(); | |
} | |
// TODO: return some values? | |
}; | |
c3_chart_fn.axis.max = function (max) { | |
var $$ = this.internal, config = $$.config; | |
if (arguments.length) { | |
if (typeof max === 'object') { | |
if (isValue(max.x)) { config.axis_x_max = max.x; } | |
if (isValue(max.y)) { config.axis_y_max = max.y; } | |
if (isValue(max.y2)) { config.axis_y2_max = max.y2; } | |
} else { | |
config.axis_y_max = config.axis_y2_max = max; | |
} | |
$$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true }); | |
} else { | |
return { | |
x: config.axis_x_max, | |
y: config.axis_y_max, | |
y2: config.axis_y2_max | |
}; | |
} | |
}; | |
c3_chart_fn.axis.min = function (min) { | |
var $$ = this.internal, config = $$.config; | |
if (arguments.length) { | |
if (typeof min === 'object') { | |
if (isValue(min.x)) { config.axis_x_min = min.x; } | |
if (isValue(min.y)) { config.axis_y_min = min.y; } | |
if (isValue(min.y2)) { config.axis_y2_min = min.y2; } | |
} else { | |
config.axis_y_min = config.axis_y2_min = min; | |
} | |
$$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true }); | |
} else { | |
return { | |
x: config.axis_x_min, | |
y: config.axis_y_min, | |
y2: config.axis_y2_min | |
}; | |
} | |
}; | |
c3_chart_fn.axis.range = function (range) { | |
if (arguments.length) { | |
if (isDefined(range.max)) { this.axis.max(range.max); } | |
if (isDefined(range.min)) { this.axis.min(range.min); } | |
} else { | |
return { | |
max: this.axis.max(), | |
min: this.axis.min() | |
}; | |
} | |
}; | |
c3_chart_fn.legend = function () { }; | |
c3_chart_fn.legend.show = function (targetIds) { | |
var $$ = this.internal; | |
$$.showLegend($$.mapToTargetIds(targetIds)); | |
$$.updateAndRedraw({ withLegend: true }); | |
}; | |
c3_chart_fn.legend.hide = function (targetIds) { | |
var $$ = this.internal; | |
$$.hideLegend($$.mapToTargetIds(targetIds)); | |
$$.updateAndRedraw({ withLegend: true }); | |
}; | |
c3_chart_fn.resize = function (size) { | |
var $$ = this.internal, config = $$.config; | |
config.size_width = size ? size.width : null; | |
config.size_height = size ? size.height : null; | |
this.flush(); | |
}; | |
c3_chart_fn.flush = function () { | |
var $$ = this.internal; | |
$$.updateAndRedraw({ withLegend: true, withTransition: false, withTransitionForTransform: false }); | |
}; | |
c3_chart_fn.destroy = function () { | |
var $$ = this.internal; | |
window.clearInterval($$.intervalForObserveInserted); | |
window.onresize = null; | |
$$.selectChart.classed('c3', false).html(""); | |
// MEMO: this is needed because the reference of some elements will not be released, then memory leak will happen. | |
Object.keys($$).forEach(function (key) { | |
$$[key] = null; | |
}); | |
return null; | |
}; | |
c3_chart_fn.tooltip = function () { }; | |
c3_chart_fn.tooltip.show = function (args) { | |
var $$ = this.internal, index, mouse; | |
// determine mouse position on the chart | |
if (args.mouse) { | |
mouse = args.mouse; | |
} | |
// determine focus data | |
if (args.data) { | |
if ($$.isMultipleX()) { | |
// if multiple xs, target point will be determined by mouse | |
mouse = [$$.x(args.data.x), $$.getYScale(args.data.id)(args.data.value)]; | |
index = null; | |
} else { | |
// TODO: when tooltip_grouped = false | |
index = isValue(args.data.index) ? args.data.index : $$.getIndexByX(args.data.x); | |
} | |
} | |
else if (typeof args.x !== 'undefined') { | |
index = $$.getIndexByX(args.x); | |
} | |
else if (typeof args.index !== 'undefined') { | |
index = args.index; | |
} | |
// emulate mouse events to show | |
$$.dispatchEvent('mouseover', index, mouse); | |
$$.dispatchEvent('mousemove', index, mouse); | |
}; | |
c3_chart_fn.tooltip.hide = function () { | |
// TODO: get target data by checking the state of focus | |
this.internal.dispatchEvent('mouseout', 0); | |
}; | |
// Features: | |
// 1. category axis | |
// 2. ceil values of translate/x/y to int for half pixel antialiasing | |
// 3. multiline tick text | |
var tickTextCharSize; | |
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 getSizeFor1Char(tick) { | |
if (tickTextCharSize) { | |
return tickTextCharSize; | |
} | |
var size = { | |
h: 11.5, | |
w: 5.5 | |
}; | |
tick.select('text').text(textFormatted).each(function (d) { | |
var box = this.getBoundingClientRect(), | |
text = textFormatted(d), | |
h = box.height, | |
w = text ? (box.width / text.length) : undefined; | |
if (h && w) { | |
size.h = h; | |
size.w = w; | |
} | |
}).text(''); | |
tickTextCharSize = size; | |
return size; | |
} | |
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, tickY; | |
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"), | |
textEnter = tickEnter.select("text"), | |
textUpdate = tickUpdate.select("text"); | |
if (params.isCategory) { | |
tickOffset = Math.ceil((scale1(1) - scale1(0)) / 2); | |
tickX = tickCentered ? 0 : tickOffset; | |
tickY = tickCentered ? tickOffset : 0; | |
} else { | |
tickOffset = tickX = 0; | |
} | |
var text, tspan, sizeFor1Char = getSizeFor1Char(g.select('.tick')), counts = []; | |
var tickLength = Math.max(innerTickSize, 0) + tickPadding, | |
isVertical = orient === 'left' || orient === 'right'; | |
// this should be called only when category axis | |
function splitTickText(d, maxWidth) { | |
var tickText = textFormatted(d), | |
subtext, spaceIndex, textWidth, splitted = []; | |
if (Object.prototype.toString.call(tickText) === "[object Array]") { | |
return tickText; | |
} | |
if (!maxWidth || maxWidth <= 0) { | |
maxWidth = isVertical ? 95 : params.isCategory ? (Math.ceil(scale1(ticks[1]) - scale1(ticks[0])) - 12) : 110; | |
} | |
function split(splitted, text) { | |
spaceIndex = undefined; | |
for (var i = 1; i < text.length; i++) { | |
if (text.charAt(i) === ' ') { | |
spaceIndex = i; | |
} | |
subtext = text.substr(0, i + 1); | |
textWidth = sizeFor1Char.w * subtext.length; | |
// if text width gets over tick width, split by space index or crrent index | |
if (maxWidth < textWidth) { | |
return split( | |
splitted.concat(text.substr(0, spaceIndex ? spaceIndex : i)), | |
text.slice(spaceIndex ? spaceIndex + 1 : i) | |
); | |
} | |
} | |
return splitted.concat(text); | |
} | |
return split(splitted, tickText + ""); | |
} | |
function tspanDy(d, i) { | |
var dy = sizeFor1Char.h; | |
if (i === 0) { | |
if (orient === 'left' || orient === 'right') { | |
dy = -((counts[d.index] - 1) * (sizeFor1Char.h / 2) - 3); | |
} else { | |
dy = ".71em"; | |
} | |
} | |
return dy; | |
} | |
function tickSize(d) { | |
var tickPosition = scale(d) + (tickCentered ? 0 : tickOffset); | |
return range[0] < tickPosition && tickPosition < range[1] ? innerTickSize : 0; | |
} | |
text = tick.select("text"); | |
tspan = text.selectAll('tspan') | |
.data(function (d, i) { | |
var splitted = params.tickMultiline ? splitTickText(d, params.tickWidth) : [].concat(textFormatted(d)); | |
counts[i] = splitted.length; | |
return splitted.map(function (s) { | |
return { index: i, splitted: s }; | |
}); | |
}); | |
tspan.enter().append('tspan'); | |
tspan.exit().remove(); | |
tspan.text(function (d) { return d.splitted; }); | |
switch (orient) { | |
case "bottom": | |
{ | |
tickTransform = axisX; | |
lineEnter.attr("y2", innerTickSize); | |
textEnter.attr("y", tickLength); | |
lineUpdate.attr("x1", tickX).attr("x2", tickX).attr("y2", tickSize); | |
textUpdate.attr("x", 0).attr("y", tickLength); | |
text.style("text-anchor", "middle"); | |
tspan.attr('x', 0).attr("dy", tspanDy); | |
pathUpdate.attr("d", "M" + range[0] + "," + outerTickSize + "V0H" + range[1] + "V" + outerTickSize); | |
break; | |
} | |
case "top": | |
{ | |
tickTransform = axisX; | |
lineEnter.attr("y2", -innerTickSize); | |
textEnter.attr("y", -tickLength); | |
lineUpdate.attr("x2", 0).attr("y2", -innerTickSize); | |
textUpdate.attr("x", 0).attr("y", -tickLength); | |
text.style("text-anchor", "middle"); | |
tspan.attr('x', 0).attr("dy", "0em"); | |
pathUpdate.attr("d", "M" + range[0] + "," + -outerTickSize + "V0H" + range[1] + "V" + -outerTickSize); | |
break; | |
} | |
case "left": | |
{ | |
tickTransform = axisY; | |
lineEnter.attr("x2", -innerTickSize); | |
textEnter.attr("x", -tickLength); | |
lineUpdate.attr("x2", -innerTickSize).attr("y1", tickY).attr("y2", tickY); | |
textUpdate.attr("x", -tickLength).attr("y", tickOffset); | |
text.style("text-anchor", "end"); | |
tspan.attr('x', -tickLength).attr("dy", tspanDy); | |
pathUpdate.attr("d", "M" + -outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + -outerTickSize); | |
break; | |
} | |
case "right": | |
{ | |
tickTransform = axisY; | |
lineEnter.attr("x2", innerTickSize); | |
textEnter.attr("x", tickLength); | |
lineUpdate.attr("x2", innerTickSize).attr("y2", 0); | |
textUpdate.attr("x", tickLength).attr("y", 0); | |
text.style("text-anchor", "start"); | |
tspan.attr('x', tickLength).attr("dy", tspanDy); | |
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; | |
} | |
// fix problems using c3 with phantomjs #578 | |
Function.prototype.bind = Function.prototype.bind || function (thisp) { | |
var fn = this; | |
return function () { | |
return fn.apply(thisp, arguments); | |
}; | |
}; | |
if (typeof define === 'function' && define.amd) { | |
define("c3", ["d3"], c3); | |
} else if ('undefined' !== typeof exports && 'undefined' !== typeof module) { | |
module.exports = c3; | |
} else { | |
window.c3 = c3; | |
} | |
})(window); |
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