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c3.js
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c3.js
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(function (window) {
'use strict';
/*global define, module, exports, require */
var c3 = { version: "0.4.11-rc4" };
var c3_chart_fn,
c3_chart_internal_fn,
c3_chart_internal_axis_fn;
function API(owner) {
this.owner = owner;
}
function inherit(base, derived) {
if (Object.create) {
derived.prototype = Object.create(base.prototype);
} else {
var f = function f() {};
f.prototype = base.prototype;
derived.prototype = new f();
}
derived.prototype.constructor = derived;
return derived;
}
function Chart(config) {
var $$ = this.internal = new ChartInternal(this);
$$.loadConfig(config);
$$.beforeInit(config);
$$.init();
$$.afterInit(config);
// bind "this" to nested API
(function bindThis(fn, target, argThis) {
Object.keys(fn).forEach(function (key) {
target[key] = fn[key].bind(argThis);
if (Object.keys(fn[key]).length > 0) {
bindThis(fn[key], target[key], argThis);
}
});
})(c3_chart_fn, this, this);
}
function ChartInternal(api) {
var $$ = this;
$$.d3 = window.d3 ? window.d3 : typeof require !== 'undefined' ? require("d3") : undefined;
$$.api = api;
$$.config = $$.getDefaultConfig();
$$.data = {};
$$.cache = {};
$$.axes = {};
}
c3.generate = function (config) {
return new Chart(config);
};
c3.chart = {
fn: Chart.prototype,
internal: {
fn: ChartInternal.prototype,
axis: {
fn: Axis.prototype
}
}
};
c3_chart_fn = c3.chart.fn;
c3_chart_internal_fn = c3.chart.internal.fn;
c3_chart_internal_axis_fn = c3.chart.internal.axis.fn;
c3_chart_internal_fn.beforeInit = function () {
// can do something
};
c3_chart_internal_fn.afterInit = function () {
// can do something
};
c3_chart_internal_fn.init = function () {
var $$ = 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;
$$.axis = new Axis($$);
if ($$.initPie) { $$.initPie(); }
if ($$.initBrush) { $$.initBrush(); }
if ($$.initZoom) { $$.initZoom(); }
if (!config.bindto) {
$$.selectChart = d3.selectAll([]);
}
else if (typeof config.bindto.node === 'function') {
$$.selectChart = config.bindto;
}
else {
$$.selectChart = d3.select(config.bindto);
}
if ($$.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($$); })
.on('mouseleave', function () { return config.onmouseout.call($$); });
if ($$.config.svg_classname) {
$$.svg.attr('class', $$.config.svg_classname);
}
// Define defs
defs = $$.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) { $$.initLegend(); }
if ($$.initTitle) { $$.initTitle(); }
/*-- Main Region --*/
// text when empty
main.append("text")
.attr("class", CLASS.text + ' ' + CLASS.empty)
.attr("text-anchor", "middle") // horizontal centering of text at x position in all browsers.
.attr("dominant-baseline", "middle"); // vertical centering of text at y position in all browsers, except IE.
// Regions
$$.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($$.getDefaultExtent()); }
// Add Axis
$$.axis.init();
// Set targets
$$.updateTargets($$.data.targets);
// Draw with targets
if (binding) {
$$.updateDimension();
$$.config.oninit.call($$);
$$.redraw({
withTransition: false,
withTransform: true,
withUpdateXDomain: true,
withUpdateOrgXDomain: true,
withTransitionForAxis: false
});
}
// Bind resize event
$$.bindResize();
// export element of the chart
$$.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 $$ = this;
/*-- Main --*/
//-- Text --//
$$.updateTargetsForText(targets);
//-- Bar --//
$$.updateTargetsForBar(targets);
//-- Line --//
$$.updateTargetsForLine(targets);
//-- Arc --//
if ($$.hasArcType() && $$.updateTargetsForArc) { $$.updateTargetsForArc(targets); }
/*-- Sub --*/
if ($$.updateTargetsForSubchart) { $$.updateTargetsForSubchart(targets); }
// Fade-in each chart
$$.showTargets();
};
c3_chart_internal_fn.showTargets = function () {
var $$ = this;
$$.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($$), cx, cy;
options = options || {};
withY = getOption(options, "withY", true);
withSubchart = getOption(options, "withSubchart", true);
withTransition = getOption(options, "withTransition", true);
withTransform = getOption(options, "withTransform", false);
withUpdateXDomain = getOption(options, "withUpdateXDomain", false);
withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", false);
withTrimXDomain = getOption(options, "withTrimXDomain", true);
withUpdateXAxis = getOption(options, "withUpdateXAxis", withUpdateXDomain);
withLegend = getOption(options, "withLegend", false);
withEventRect = getOption(options, "withEventRect", true);
withDimension = getOption(options, "withDimension", true);
withTransitionForExit = getOption(options, "withTransitionForExit", withTransition);
withTransitionForAxis = getOption(options, "withTransitionForAxis", withTransition);
duration = withTransition ? config.transition_duration : 0;
durationForExit = withTransitionForExit ? duration : 0;
durationForAxis = withTransitionForAxis ? duration : 0;
transitions = transitions || $$.axis.generateTransitions(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 = $$.axis.updateXAxisTickValues(targetsToShow);
}
} else {
$$.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) {
$$.yAxis.tickValues($$.axis.generateTickValues($$.y.domain(), config.axis_y_tick_count));
}
if (!config.axis_y2_tick_values && config.axis_y2_tick_count) {
$$.y2Axis.tickValues($$.axis.generateTickValues($$.y2.domain(), config.axis_y2_tick_count));
}
// axes
$$.axis.redraw(transitions, hideAxis);
// Update axis label
$$.axis.updateLabels(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'));
}
// xgrid focus
$$.updateXgridFocus();
// Data empty label positioning and text.
main.select("text." + CLASS.text + '.' + CLASS.empty)
.attr("x", $$.width / 2)
.attr("y", $$.height / 2)
.text(config.data_empty_label_text)
.transition()
.style('opacity', targetsToShow.length ? 0 : 1);
// grid
$$.updateGrid(duration);
// rect for regions
$$.updateRegion(duration);
// bars
$$.updateBar(durationForExit);
// lines, areas and cricles
$$.updateLine(durationForExit);
$$.updateArea(durationForExit);
$$.updateCircle();
// text
if ($$.hasDataLabel()) {
$$.updateText(durationForExit);
}
// title
if ($$.redrawTitle) { $$.redrawTitle(); }
// arc
if ($$.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($$);
if (options.flow) {
flow = $$.generateFlow({
targets: targetsToShow,
flow: options.flow,
duration: options.flow.duration,
drawBar: drawBar,
drawLine: drawLine,
drawArea: drawArea,
cx: cx,
cy: cy,
xv: xv,
xForText: xForText,
yForText: yForText
});
}
if ((duration || flow) && $$.isTabVisible()) { // Only use transition if tab visible. See #938.
// transition should be derived from one transition
d3.transition().duration(duration).each(function () {
var transitionsToWait = [];
// redraw and gather transitions
[
$$.redrawBar(drawBar, true),
$$.redrawLine(drawLine, true),
$$.redrawArea(drawArea, true),
$$.redrawCircle(cx, cy, true),
$$.redrawText(xForText, yForText, options.flow, true),
$$.redrawRegion(true),
$$.redrawGrid(true),
].forEach(function (transitions) {
transitions.forEach(function (transition) {
transitionsToWait.push(transition);
});
});
// Wait for end of transitions to call flow and onrendered callback
waitForDraw = $$.generateWait();
transitionsToWait.forEach(function (t) {
waitForDraw.add(t);
});
})
.call(waitForDraw, function () {
if (flow) {
flow();
}
if (config.onrendered) {
config.onrendered.call($$);
}
});
}
else {
$$.redrawBar(drawBar);
$$.redrawLine(drawLine);
$$.redrawArea(drawArea);
$$.redrawCircle(cx, cy);
$$.redrawText(xForText, yForText, options.flow);
$$.redrawRegion();
$$.redrawGrid();
if (config.onrendered) {
config.onrendered.call($$);
}
}
// 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 = $$.axis.generateTransitions(options.withTransitionForAxis ? config.transition_duration : 0);
// Update scales
$$.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;
if (typeof MutationObserver === 'undefined') {
window.console.error("MutationObserver not defined.");
return;
}
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);
$$.updateDimension();
if ($$.brush) { $$.brush.update(); }
$$.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.bindResize = function () {
var $$ = this, config = $$.config;
$$.resizeFunction = $$.generateResize();
$$.resizeFunction.add(function () {
config.onresize.call($$);
});
if (config.resize_auto) {
$$.resizeFunction.add(function () {
if ($$.resizeTimeout !== undefined) {
window.clearTimeout($$.resizeTimeout);
}
$$.resizeTimeout = window.setTimeout(function () {
delete $$.resizeTimeout;
$$.api.flush();
}, 100);
});
}
$$.resizeFunction.add(function () {
config.onresized.call($$);
});
if (window.attachEvent) {
window.attachEvent('onresize', $$.resizeFunction);
} else if (window.addEventListener) {
window.addEventListener('resize', $$.resizeFunction, false);
} else {
// fallback to this, if this is a very old browser
var wrapper = window.onresize;
if (!wrapper) {
// create a wrapper that will call all charts
wrapper = $$.generateResize();
} else if (!wrapper.add || !wrapper.remove) {
// there is already a handler registered, make sure we call it too
wrapper = $$.generateResize();
wrapper.add(window.onresize);
}
// add this graph to the wrapper, we will be removed if the user calls destroy
wrapper.add($$.resizeFunction);
window.onresize = wrapper;
}
};
c3_chart_internal_fn.generateResize = function () {
var resizeFunctions = [];
function callResizeFunctions() {
resizeFunctions.forEach(function (f) {
f();
});
}
callResizeFunctions.add = function (f) {
resizeFunctions.push(f);
};
callResizeFunctions.remove = function (f) {
for (var i = 0; i < resizeFunctions.length; i++) {
if (resizeFunctions[i] === f) {
resizeFunctions.splice(i, 1);
break;
}
}
};
return callResizeFunctions;
};