tupali_fork/librerias/gantt/code/es-modules/modules/drilldown.src.js
2020-05-23 15:45:54 -05:00

1068 lines
39 KiB
JavaScript

/* *
*
* Highcharts Drilldown module
*
* Author: Torstein Honsi
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import H from '../parts/Globals.js';
/**
* Gets fired when a drilldown point is clicked, before the new series is added.
* Note that when clicking a category label to trigger multiple series
* drilldown, one `drilldown` event is triggered per point in the category.
*
* @callback Highcharts.DrilldownCallbackFunction
*
* @param {Highcharts.Chart} this
* The chart where the event occurs.
*
* @param {Highcharts.DrilldownEventObject} e
* The drilldown event.
*/
/**
* The event arguments when a drilldown point is clicked.
*
* @interface Highcharts.DrilldownEventObject
*/ /**
* If a category label was clicked, which index.
* @name Highcharts.DrilldownEventObject#category
* @type {number|undefined}
*/ /**
* The original browser event (usually click) that triggered the drilldown.
* @name Highcharts.DrilldownEventObject#originalEvent
* @type {global.Event|undefined}
*/ /**
* Prevents the default behaviour of the event.
* @name Highcharts.DrilldownEventObject#preventDefault
* @type {Function}
*/ /**
* The originating point.
* @name Highcharts.DrilldownEventObject#point
* @type {Highcharts.Point}
*/ /**
* If a category label was clicked, this array holds all points corresponing to
* the category. Otherwise it is set to false.
* @name Highcharts.DrilldownEventObject#points
* @type {boolean|Array<Highcharts.Point>|undefined}
*/ /**
* Options for the new series. If the event is utilized for async drilldown, the
* seriesOptions are not added, but rather loaded async.
* @name Highcharts.DrilldownEventObject#seriesOptions
* @type {Highcharts.SeriesOptionsType|undefined}
*/ /**
* The event target.
* @name Highcharts.DrilldownEventObject#target
* @type {Highcharts.Chart}
*/ /**
* The event type.
* @name Highcharts.DrilldownEventObject#type
* @type {"drilldown"}
*/
/**
* This gets fired after all the series have been drilled up. This is especially
* usefull in a chart with multiple drilldown series.
*
* @callback Highcharts.DrillupAllCallbackFunction
*
* @param {Highcharts.Chart} this
* The chart where the event occurs.
*
* @param {Highcharts.DrillupAllEventObject} e
* The final drillup event.
*/
/**
* The event arguments when all the series have been drilled up.
*
* @interface Highcharts.DrillupAllEventObject
*/ /**
* Prevents the default behaviour of the event.
* @name Highcharts.DrillupAllEventObject#preventDefault
* @type {Function}
*/ /**
* The event target.
* @name Highcharts.DrillupAllEventObject#target
* @type {Highcharts.Chart}
*/ /**
* The event type.
* @name Highcharts.DrillupAllEventObject#type
* @type {"drillupall"}
*/
/**
* Gets fired when drilling up from a drilldown series.
*
* @callback Highcharts.DrillupCallbackFunction
*
* @param {Highcharts.Chart} this
* The chart where the event occurs.
*
* @param {Highcharts.DrillupEventObject} e
* The drillup event.
*/
/**
* The event arguments when drilling up from a drilldown series.
*
* @interface Highcharts.DrillupEventObject
*/ /**
* Prevents the default behaviour of the event.
* @name Highcharts.DrillupEventObject#preventDefault
* @type {Function}
*/ /**
* Options for the new series.
* @name Highcharts.DrillupEventObject#seriesOptions
* @type {Highcharts.SeriesOptionsType|undefined}
*/ /**
* The event target.
* @name Highcharts.DrillupEventObject#target
* @type {Highcharts.Chart}
*/ /**
* The event type.
* @name Highcharts.DrillupEventObject#type
* @type {"drillup"}
*/
import Color from '../parts/Color.js';
import Point from '../parts/Point.js';
import Tick from '../parts/Tick.js';
import U from '../parts/Utilities.js';
var addEvent = U.addEvent, removeEvent = U.removeEvent, animObject = U.animObject, extend = U.extend, fireEvent = U.fireEvent, format = U.format, merge = U.merge, objectEach = U.objectEach, pick = U.pick, syncTimeout = U.syncTimeout;
import '../parts/Options.js';
import '../parts/Chart.js';
import '../parts/Series.js';
import '../parts/ColumnSeries.js';
var noop = H.noop, defaultOptions = H.defaultOptions, Chart = H.Chart, seriesTypes = H.seriesTypes, PieSeries = seriesTypes.pie, ColumnSeries = seriesTypes.column, ddSeriesId = 1;
// Add language
extend(defaultOptions.lang,
/**
* @optionparent lang
*/
{
/**
* The text for the button that appears when drilling down, linking back
* to the parent series. The parent series' name is inserted for
* `{series.name}`.
*
* @since 3.0.8
* @product highcharts highmaps
* @requires modules/drilldown
*
* @private
*/
drillUpText: '◁ Back to {series.name}'
});
/**
* Options for drill down, the concept of inspecting increasingly high
* resolution data through clicking on chart items like columns or pie slices.
*
* The drilldown feature requires the drilldown.js file to be loaded,
* found in the modules directory of the download package, or online at
* [code.highcharts.com/modules/drilldown.js
* ](https://code.highcharts.com/modules/drilldown.js).
*
* @product highcharts highmaps
* @requires modules/drilldown
* @optionparent drilldown
*/
defaultOptions.drilldown = {
/**
* When this option is false, clicking a single point will drill down
* all points in the same category, equivalent to clicking the X axis
* label.
*
* @sample {highcharts} highcharts/drilldown/allowpointdrilldown-false/
* Don't allow point drilldown
*
* @type {boolean}
* @default true
* @since 4.1.7
* @product highcharts
* @apioption drilldown.allowPointDrilldown
*/
/**
* An array of series configurations for the drill down. Each series
* configuration uses the same syntax as the [series](#series) option set.
* These drilldown series are hidden by default. The drilldown series is
* linked to the parent series' point by its `id`.
*
* @type {Array<Highcharts.SeriesOptionsType>}
* @since 3.0.8
* @product highcharts highmaps
* @apioption drilldown.series
*/
/**
* Additional styles to apply to the X axis label for a point that
* has drilldown data. By default it is underlined and blue to invite
* to interaction.
*
* In styled mode, active label styles can be set with the
* `.highcharts-drilldown-axis-label` class.
*
* @sample {highcharts} highcharts/drilldown/labels/
* Label styles
*
* @type {Highcharts.CSSObject}
* @default { "cursor": "pointer", "color": "#003399", "fontWeight": "bold", "textDecoration": "underline" }
* @since 3.0.8
* @product highcharts highmaps
*/
activeAxisLabelStyle: {
/** @ignore-option */
cursor: 'pointer',
/** @ignore-option */
color: '#003399',
/** @ignore-option */
fontWeight: 'bold',
/** @ignore-option */
textDecoration: 'underline'
},
/**
* Additional styles to apply to the data label of a point that has
* drilldown data. By default it is underlined and blue to invite to
* interaction.
*
* In styled mode, active data label styles can be applied with the
* `.highcharts-drilldown-data-label` class.
*
* @sample {highcharts} highcharts/drilldown/labels/
* Label styles
*
* @type {Highcharts.CSSObject}
* @default { "cursor": "pointer", "color": "#003399", "fontWeight": "bold", "textDecoration": "underline" }
* @since 3.0.8
* @product highcharts highmaps
*/
activeDataLabelStyle: {
cursor: 'pointer',
color: '#003399',
fontWeight: 'bold',
textDecoration: 'underline'
},
/**
* Set the animation for all drilldown animations. Animation of a drilldown
* occurs when drilling between a column point and a column series,
* or a pie slice and a full pie series. Drilldown can still be used
* between series and points of different types, but animation will
* not occur.
*
* The animation can either be set as a boolean or a configuration
* object. If `true`, it will use the 'swing' jQuery easing and a duration
* of 500 ms. If used as a configuration object, the following properties
* are supported:
*
* - `duration`: The duration of the animation in milliseconds.
*
* - `easing`: A string reference to an easing function set on the `Math`
* object. See
* [the easing demo](https://jsfiddle.net/gh/get/library/pure/highcharts/highcharts/tree/master/samples/highcharts/plotoptions/series-animation-easing/).
*
* @type {boolean|Highcharts.AnimationOptionsObject}
* @since 3.0.8
* @product highcharts highmaps
*/
animation: {
/** @internal */
duration: 500
},
/**
* Options for the drill up button that appears when drilling down on a
* series. The text for the button is defined in
* [lang.drillUpText](#lang.drillUpText).
*
* @sample {highcharts} highcharts/drilldown/drillupbutton/
* Drill up button
* @sample {highmaps} highcharts/drilldown/drillupbutton/
* Drill up button
*
* @since 3.0.8
* @product highcharts highmaps
*/
drillUpButton: {
/**
* What box to align the button to. Can be either `plotBox` or
* `spacingBox`.
*
* @type {Highcharts.ButtonRelativeToValue}
* @default plotBox
* @since 3.0.8
* @product highcharts highmaps
* @apioption drilldown.drillUpButton.relativeTo
*/
/**
* A collection of attributes for the button. The object takes SVG
* attributes like `fill`, `stroke`, `stroke-width` or `r`, the border
* radius. The theme also supports `style`, a collection of CSS
* properties for the text. Equivalent attributes for the hover state
* are given in `theme.states.hover`.
*
* In styled mode, drill-up button styles can be applied with the
* `.highcharts-drillup-button` class.
*
* @sample {highcharts} highcharts/drilldown/drillupbutton/
* Button theming
* @sample {highmaps} highcharts/drilldown/drillupbutton/
* Button theming
*
* @type {object}
* @since 3.0.8
* @product highcharts highmaps
* @apioption drilldown.drillUpButton.theme
*/
/**
* Positioning options for the button within the `relativeTo` box.
* Available properties are `x`, `y`, `align` and `verticalAlign`.
*
* @type {Highcharts.AlignObject}
* @since 3.0.8
* @product highcharts highmaps
*/
position: {
/**
* Vertical alignment of the button.
*
* @type {Highcharts.VerticalAlignValue}
* @default top
* @product highcharts highmaps
* @apioption drilldown.drillUpButton.position.verticalAlign
*/
/**
* Horizontal alignment.
*
* @type {Highcharts.AlignValue}
*/
align: 'right',
/**
* The X offset of the button.
*/
x: -10,
/**
* The Y offset of the button.
*/
y: 10
}
}
};
/**
* Fires when a drilldown point is clicked, before the new series is added. This
* event is also utilized for async drilldown, where the seriesOptions are not
* added by option, but rather loaded async. Note that when clicking a category
* label to trigger multiple series drilldown, one `drilldown` event is
* triggered per point in the category.
*
* Event arguments:
*
* - `category`: If a category label was clicked, which index.
*
* - `originalEvent`: The original browser event (usually click) that triggered
* the drilldown.
*
* - `point`: The originating point.
*
* - `points`: If a category label was clicked, this array holds all points
* corresponing to the category.
*
* - `seriesOptions`: Options for the new series.
*
* @sample {highcharts} highcharts/drilldown/async/
* Async drilldown
*
* @type {Highcharts.DrilldownCallbackFunction}
* @since 3.0.8
* @product highcharts highmaps
* @context Highcharts.Chart
* @requires modules/drilldown
* @apioption chart.events.drilldown
*/
/**
* Fires when drilling up from a drilldown series.
*
* @type {Highcharts.DrillupCallbackFunction}
* @since 3.0.8
* @product highcharts highmaps
* @context Highcharts.Chart
* @requires modules/drilldown
* @apioption chart.events.drillup
*/
/**
* In a chart with multiple drilldown series, this event fires after all the
* series have been drilled up.
*
* @type {Highcharts.DrillupAllCallbackFunction}
* @since 4.2.4
* @product highcharts highmaps
* @context Highcharts.Chart
* @requires modules/drilldown
* @apioption chart.events.drillupall
*/
/**
* The `id` of a series in the [drilldown.series](#drilldown.series) array to
* use for a drilldown for this point.
*
* @sample {highcharts} highcharts/drilldown/basic/
* Basic drilldown
*
* @type {string}
* @since 3.0.8
* @product highcharts
* @requires modules/drilldown
* @apioption series.line.data.drilldown
*/
/**
* A general fadeIn method.
*
* @requires module:modules/drilldown
*
* @function Highcharts.SVGElement#fadeIn
*
* @param {boolean|Highcharts.AnimationOptionsObject} [animation]
* The animation options for the element fade.
*/
H.SVGRenderer.prototype.Element.prototype.fadeIn = function (animation) {
this
.attr({
opacity: 0.1,
visibility: 'inherit'
})
.animate({
opacity: pick(this.newOpacity, 1) // newOpacity used in maps
}, animation || {
duration: 250
});
};
/**
* Add a series to the chart as drilldown from a specific point in the parent
* series. This method is used for async drilldown, when clicking a point in a
* series should result in loading and displaying a more high-resolution series.
* When not async, the setup is simpler using the
* [drilldown.series](https://api.highcharts.com/highcharts/drilldown.series)
* options structure.
*
* @sample highcharts/drilldown/async/
* Async drilldown
*
* @function Highcharts.Chart#addSeriesAsDrilldown
*
* @param {Highcharts.Point} point
* The point from which the drilldown will start.
*
* @param {Highcharts.SeriesOptionsType} options
* The series options for the new, detailed series.
*/
Chart.prototype.addSeriesAsDrilldown = function (point, options) {
this.addSingleSeriesAsDrilldown(point, options);
this.applyDrilldown();
};
Chart.prototype.addSingleSeriesAsDrilldown = function (point, ddOptions) {
var oldSeries = point.series, xAxis = oldSeries.xAxis, yAxis = oldSeries.yAxis, newSeries, pointIndex, levelSeries = [], levelSeriesOptions = [], level, levelNumber, last, colorProp;
colorProp = this.styledMode ?
{ colorIndex: pick(point.colorIndex, oldSeries.colorIndex) } :
{ color: point.color || oldSeries.color };
if (!this.drilldownLevels) {
this.drilldownLevels = [];
}
levelNumber = oldSeries.options._levelNumber || 0;
// See if we can reuse the registered series from last run
last = this.drilldownLevels[this.drilldownLevels.length - 1];
if (last && last.levelNumber !== levelNumber) {
last = void 0;
}
ddOptions = extend(extend({
_ddSeriesId: ddSeriesId++
}, colorProp), ddOptions);
pointIndex = oldSeries.points.indexOf(point);
// Record options for all current series
oldSeries.chart.series.forEach(function (series) {
if (series.xAxis === xAxis && !series.isDrilling) {
series.options._ddSeriesId =
series.options._ddSeriesId || ddSeriesId++;
series.options._colorIndex = series.userOptions._colorIndex;
series.options._levelNumber =
series.options._levelNumber || levelNumber; // #3182
if (last) {
levelSeries = last.levelSeries;
levelSeriesOptions = last.levelSeriesOptions;
}
else {
levelSeries.push(series);
// (#10597)
series.purgedOptions = merge({
_ddSeriesId: series.options._ddSeriesId,
_levelNumber: series.options._levelNumber,
selected: series.options.selected
}, series.userOptions);
levelSeriesOptions.push(series.purgedOptions);
}
}
});
// Add a record of properties for each drilldown level
level = extend({
levelNumber: levelNumber,
seriesOptions: oldSeries.options,
seriesPurgedOptions: oldSeries.purgedOptions,
levelSeriesOptions: levelSeriesOptions,
levelSeries: levelSeries,
shapeArgs: point.shapeArgs,
// no graphic in line series with markers disabled
bBox: point.graphic ? point.graphic.getBBox() : {},
color: point.isNull ?
new Color(colorProp.color).setOpacity(0).get() :
colorProp.color,
lowerSeriesOptions: ddOptions,
pointOptions: oldSeries.options.data[pointIndex],
pointIndex: pointIndex,
oldExtremes: {
xMin: xAxis && xAxis.userMin,
xMax: xAxis && xAxis.userMax,
yMin: yAxis && yAxis.userMin,
yMax: yAxis && yAxis.userMax
},
resetZoomButton: this.resetZoomButton
}, colorProp);
// Push it to the lookup array
this.drilldownLevels.push(level);
// Reset names to prevent extending (#6704)
if (xAxis && xAxis.names) {
xAxis.names.length = 0;
}
newSeries = level.lowerSeries = this.addSeries(ddOptions, false);
newSeries.options._levelNumber = levelNumber + 1;
if (xAxis) {
xAxis.oldPos = xAxis.pos;
xAxis.userMin = xAxis.userMax = null;
yAxis.userMin = yAxis.userMax = null;
}
// Run fancy cross-animation on supported and equal types
if (oldSeries.type === newSeries.type) {
newSeries.animate = newSeries.animateDrilldown || noop;
newSeries.options.animation = true;
}
};
Chart.prototype.applyDrilldown = function () {
var drilldownLevels = this.drilldownLevels, levelToRemove;
if (drilldownLevels && drilldownLevels.length > 0) { // #3352, async loading
levelToRemove = drilldownLevels[drilldownLevels.length - 1].levelNumber;
this.drilldownLevels.forEach(function (level) {
if (level.levelNumber === levelToRemove) {
level.levelSeries.forEach(function (series) {
// Not removed, not added as part of a multi-series
// drilldown
if (series.options &&
series.options._levelNumber === levelToRemove) {
series.remove(false);
}
});
}
});
}
// We have a reset zoom button. Hide it and detatch it from the chart. It
// is preserved to the layer config above.
if (this.resetZoomButton) {
this.resetZoomButton.hide();
delete this.resetZoomButton;
}
this.pointer.reset();
this.redraw();
this.showDrillUpButton();
fireEvent(this, 'afterDrilldown');
};
Chart.prototype.getDrilldownBackText = function () {
var drilldownLevels = this.drilldownLevels, lastLevel;
if (drilldownLevels && drilldownLevels.length > 0) { // #3352, async loading
lastLevel = drilldownLevels[drilldownLevels.length - 1];
lastLevel.series = lastLevel.seriesOptions;
return format(this.options.lang.drillUpText, lastLevel);
}
};
Chart.prototype.showDrillUpButton = function () {
var chart = this, backText = this.getDrilldownBackText(), buttonOptions = chart.options.drilldown.drillUpButton, attr, states;
if (!this.drillUpButton) {
attr = buttonOptions.theme;
states = attr && attr.states;
this.drillUpButton = this.renderer.button(backText, null, null, function () {
chart.drillUp();
}, attr, states && states.hover, states && states.select)
.addClass('highcharts-drillup-button')
.attr({
align: buttonOptions.position.align,
zIndex: 7
})
.add()
.align(buttonOptions.position, false, buttonOptions.relativeTo || 'plotBox');
}
else {
this.drillUpButton.attr({
text: backText
})
.align();
}
};
/**
* When the chart is drilled down to a child series, calling `chart.drillUp()`
* will drill up to the parent series.
*
* @requires modules/drilldown
*
* @function Highcharts.Chart#drillUp
*/
Chart.prototype.drillUp = function () {
if (!this.drilldownLevels || this.drilldownLevels.length === 0) {
return;
}
var chart = this, drilldownLevels = chart.drilldownLevels, levelNumber = drilldownLevels[drilldownLevels.length - 1].levelNumber, i = drilldownLevels.length, chartSeries = chart.series, seriesI, level, oldSeries, newSeries, oldExtremes, addSeries = function (seriesOptions) {
var addedSeries;
chartSeries.forEach(function (series) {
if (series.options._ddSeriesId === seriesOptions._ddSeriesId) {
addedSeries = series;
}
});
addedSeries = addedSeries || chart.addSeries(seriesOptions, false);
if (addedSeries.type === oldSeries.type &&
addedSeries.animateDrillupTo) {
addedSeries.animate = addedSeries.animateDrillupTo;
}
if (seriesOptions === level.seriesPurgedOptions) {
newSeries = addedSeries;
}
};
while (i--) {
level = drilldownLevels[i];
if (level.levelNumber === levelNumber) {
drilldownLevels.pop();
// Get the lower series by reference or id
oldSeries = level.lowerSeries;
if (!oldSeries.chart) { // #2786
seriesI = chartSeries.length; // #2919
while (seriesI--) {
if (chartSeries[seriesI].options.id ===
level.lowerSeriesOptions.id &&
chartSeries[seriesI].options._levelNumber ===
levelNumber + 1) { // #3867
oldSeries = chartSeries[seriesI];
break;
}
}
}
oldSeries.xData = []; // Overcome problems with minRange (#2898)
level.levelSeriesOptions.forEach(addSeries);
fireEvent(chart, 'drillup', {
seriesOptions: level.seriesPurgedOptions ||
level.seriesOptions
});
if (newSeries.type === oldSeries.type) {
newSeries.drilldownLevel = level;
newSeries.options.animation =
chart.options.drilldown.animation;
if (oldSeries.animateDrillupFrom && oldSeries.chart) { // #2919
oldSeries.animateDrillupFrom(level);
}
}
newSeries.options._levelNumber = levelNumber;
oldSeries.remove(false);
// Reset the zoom level of the upper series
if (newSeries.xAxis) {
oldExtremes = level.oldExtremes;
newSeries.xAxis.setExtremes(oldExtremes.xMin, oldExtremes.xMax, false);
newSeries.yAxis.setExtremes(oldExtremes.yMin, oldExtremes.yMax, false);
}
// We have a resetZoomButton tucked away for this level. Attatch
// it to the chart and show it.
if (level.resetZoomButton) {
chart.resetZoomButton = level.resetZoomButton;
chart.resetZoomButton.show();
}
}
}
this.redraw();
if (this.drilldownLevels.length === 0) {
this.drillUpButton = this.drillUpButton.destroy();
}
else {
this.drillUpButton.attr({
text: this.getDrilldownBackText()
})
.align();
}
this.ddDupes.length = []; // #3315
// Fire a once-off event after all series have been drilled up (#5158)
fireEvent(chart, 'drillupall');
};
/* eslint-disable no-invalid-this */
// Add update function to be called internally from Chart.update
// (#7600, #12855)
addEvent(Chart, 'afterInit', function () {
var chart = this;
chart.drilldown = {
update: function (options, redraw) {
merge(true, chart.options.drilldown, options);
if (pick(redraw, true)) {
chart.redraw();
}
}
};
});
// Don't show the reset button if we already are displaying the drillUp button.
addEvent(Chart, 'beforeShowResetZoom', function () {
if (this.drillUpButton) {
return false;
}
});
addEvent(Chart, 'render', function () {
(this.xAxis || []).forEach(function (axis) {
axis.ddPoints = {};
axis.series.forEach(function (series) {
var i, xData = series.xData || [], points = series.points, p;
for (i = 0; i < xData.length; i++) {
p = series.options.data[i];
// The `drilldown` property can only be set on an array or an
// object
if (typeof p !== 'number') {
// Convert array to object (#8008)
p = series.pointClass.prototype.optionsToObject
.call({ series: series }, p);
if (p.drilldown) {
if (!axis.ddPoints[xData[i]]) {
axis.ddPoints[xData[i]] = [];
}
axis.ddPoints[xData[i]].push(points ? points[i] : true);
}
}
}
});
// Add drillability to ticks, and always keep it drillability updated
// (#3951)
objectEach(axis.ticks, Tick.prototype.drillable);
});
});
/**
* When drilling up, keep the upper series invisible until the lower series has
* moved into place.
*
* @private
* @function Highcharts.ColumnSeries#animateDrillupTo
* @param {boolean} [init=false]
* Whether to initialize animation
*/
ColumnSeries.prototype.animateDrillupTo = function (init) {
if (!init) {
var newSeries = this, level = newSeries.drilldownLevel;
// First hide all items before animating in again
this.points.forEach(function (point) {
var dataLabel = point.dataLabel;
if (point.graphic) { // #3407
point.graphic.hide();
}
if (dataLabel) {
// The data label is initially hidden, make sure it is not faded
// in (#6127)
dataLabel.hidden = dataLabel.attr('visibility') === 'hidden';
if (!dataLabel.hidden) {
dataLabel.hide();
if (point.connector) {
point.connector.hide();
}
}
}
});
// Do dummy animation on first point to get to complete
syncTimeout(function () {
if (newSeries.points) { // May be destroyed in the meantime, #3389
newSeries.points.forEach(function (point, i) {
// Fade in other points
var verb = i === (level && level.pointIndex) ? 'show' : 'fadeIn', inherit = verb === 'show' ? true : void 0, dataLabel = point.dataLabel;
if (point.graphic) { // #3407
point.graphic[verb](inherit);
}
if (dataLabel && !dataLabel.hidden) { // #6127
dataLabel.fadeIn(); // #7384
if (point.connector) {
point.connector.fadeIn();
}
}
});
}
}, Math.max(this.chart.options.drilldown.animation.duration - 50, 0));
// Reset to prototype
delete this.animate;
}
};
ColumnSeries.prototype.animateDrilldown = function (init) {
var series = this, chart = this.chart, drilldownLevels = chart.drilldownLevels, animateFrom, animationOptions = animObject(chart.options.drilldown.animation), xAxis = this.xAxis, styledMode = chart.styledMode;
if (!init) {
drilldownLevels.forEach(function (level) {
if (series.options._ddSeriesId ===
level.lowerSeriesOptions._ddSeriesId) {
animateFrom = level.shapeArgs;
if (!styledMode) {
// Add the point colors to animate from
animateFrom.fill = level.color;
}
}
});
animateFrom.x += pick(xAxis.oldPos, xAxis.pos) - xAxis.pos;
this.points.forEach(function (point) {
var animateTo = point.shapeArgs;
if (!styledMode) {
// Add the point colors to animate to
animateTo.fill = point.color;
}
if (point.graphic) {
point.graphic
.attr(animateFrom)
.animate(extend(point.shapeArgs, { fill: point.color || series.color }), animationOptions);
}
if (point.dataLabel) {
point.dataLabel.fadeIn(animationOptions);
}
});
// Reset to prototype
delete this.animate;
}
};
/**
* When drilling up, pull out the individual point graphics from the lower
* series and animate them into the origin point in the upper series.
*
* @private
* @function Highcharts.ColumnSeries#animateDrillupFrom
* @param {Highcharts.DrilldownLevelObject} level
* Level container
* @return {void}
*/
ColumnSeries.prototype.animateDrillupFrom = function (level) {
var animationOptions = animObject(this.chart.options.drilldown.animation), group = this.group,
// For 3d column series all columns are added to one group
// so we should not delete the whole group. #5297
removeGroup = group !== this.chart.columnGroup, series = this;
// Cancel mouse events on the series group (#2787)
series.trackerGroups.forEach(function (key) {
if (series[key]) { // we don't always have dataLabelsGroup
series[key].on('mouseover');
}
});
if (removeGroup) {
delete this.group;
}
this.points.forEach(function (point) {
var graphic = point.graphic, animateTo = level.shapeArgs, complete = function () {
graphic.destroy();
if (group && removeGroup) {
group = group.destroy();
}
};
if (graphic) {
delete point.graphic;
if (!series.chart.styledMode) {
animateTo.fill = level.color;
}
if (animationOptions.duration) {
graphic.animate(animateTo, merge(animationOptions, { complete: complete }));
}
else {
graphic.attr(animateTo);
complete();
}
}
});
};
if (PieSeries) {
extend(PieSeries.prototype, {
animateDrillupTo: ColumnSeries.prototype.animateDrillupTo,
animateDrillupFrom: ColumnSeries.prototype.animateDrillupFrom,
animateDrilldown: function (init) {
var level = this.chart.drilldownLevels[this.chart.drilldownLevels.length - 1], animationOptions = this.chart.options.drilldown.animation, animateFrom = level.shapeArgs, start = animateFrom.start, angle = animateFrom.end - start, startAngle = angle / this.points.length, styledMode = this.chart.styledMode;
if (!init) {
this.points.forEach(function (point, i) {
var animateTo = point.shapeArgs;
if (!styledMode) {
animateFrom.fill = level.color;
animateTo.fill = point.color;
}
if (point.graphic) {
point.graphic
.attr(merge(animateFrom, {
start: start + i * startAngle,
end: start + (i + 1) * startAngle
}))[animationOptions ? 'animate' : 'attr'](animateTo, animationOptions);
}
});
// Reset to prototype
delete this.animate;
}
}
});
}
Point.prototype.doDrilldown = function (_holdRedraw, category, originalEvent) {
var series = this.series, chart = series.chart, drilldown = chart.options.drilldown, i = (drilldown.series || []).length, seriesOptions;
if (!chart.ddDupes) {
chart.ddDupes = [];
}
while (i-- && !seriesOptions) {
if (drilldown.series[i].id === this.drilldown &&
chart.ddDupes.indexOf(this.drilldown) === -1) {
seriesOptions = drilldown.series[i];
chart.ddDupes.push(this.drilldown);
}
}
// Fire the event. If seriesOptions is undefined, the implementer can check
// for seriesOptions, and call addSeriesAsDrilldown async if necessary.
fireEvent(chart, 'drilldown', {
point: this,
seriesOptions: seriesOptions,
category: category,
originalEvent: originalEvent,
points: (typeof category !== 'undefined' &&
this.series.xAxis.getDDPoints(category).slice(0))
}, function (e) {
var chart = e.point.series && e.point.series.chart, seriesOptions = e.seriesOptions;
if (chart && seriesOptions) {
if (_holdRedraw) {
chart.addSingleSeriesAsDrilldown(e.point, seriesOptions);
}
else {
chart.addSeriesAsDrilldown(e.point, seriesOptions);
}
}
});
};
/**
* Drill down to a given category. This is the same as clicking on an axis
* label.
*
* @private
* @function Highcharts.Axis#drilldownCategory
* @param {number} x
* Tick position
* @param {global.MouseEvent} e
* Click event
* @return {void}
*/
H.Axis.prototype.drilldownCategory = function (x, e) {
objectEach(this.getDDPoints(x), function (point) {
if (point &&
point.series &&
point.series.visible &&
point.doDrilldown) { // #3197
point.doDrilldown(true, x, e);
}
});
this.chart.applyDrilldown();
};
/**
* Return drillable points for this specific X value.
*
* @private
* @function Highcharts.Axis#getDDPoints
* @param {number} x
* Tick position
* @return {Array<(boolean|Highcharts.Point)>|undefined}
* Drillable points
*/
H.Axis.prototype.getDDPoints = function (x) {
return this.ddPoints && this.ddPoints[x];
};
/**
* Make a tick label drillable, or remove drilling on update.
*
* @private
* @function Highcharts.Axis#drillable
* @return {void}
*/
Tick.prototype.drillable = function () {
var pos = this.pos, label = this.label, axis = this.axis, isDrillable = axis.coll === 'xAxis' && axis.getDDPoints, ddPointsX = isDrillable && axis.getDDPoints(pos), styledMode = axis.chart.styledMode;
if (isDrillable) {
if (label && ddPointsX && ddPointsX.length) {
label.drillable = true;
if (!label.basicStyles && !styledMode) {
label.basicStyles = merge(label.styles);
}
label.addClass('highcharts-drilldown-axis-label');
// #12656 - avoid duplicate of attach event
if (label.removeOnDrillableClick) {
removeEvent(label.element, 'click');
}
label.removeOnDrillableClick = addEvent(label.element, 'click', function (e) {
e.preventDefault();
axis.drilldownCategory(pos, e);
});
if (!styledMode) {
label.css(axis.chart.options.drilldown.activeAxisLabelStyle);
}
}
else if (label && label.drillable && label.removeOnDrillableClick) {
if (!styledMode) {
label.styles = {}; // reset for full overwrite of styles
label.css(label.basicStyles);
}
label.removeOnDrillableClick(); // #3806
label.removeClass('highcharts-drilldown-axis-label');
}
}
};
// On initialization of each point, identify its label and make it clickable.
// Also, provide a list of points associated to that label.
addEvent(Point, 'afterInit', function () {
var point = this, series = point.series;
if (point.drilldown) {
// Add the click event to the point
addEvent(point, 'click', function (e) {
if (series.xAxis &&
series.chart.options.drilldown.allowPointDrilldown ===
false) {
// #5822, x changed
series.xAxis.drilldownCategory(point.x, e);
}
else {
point.doDrilldown(void 0, void 0, e);
}
});
}
return point;
});
addEvent(H.Series, 'afterDrawDataLabels', function () {
var css = this.chart.options.drilldown.activeDataLabelStyle, renderer = this.chart.renderer, styledMode = this.chart.styledMode;
this.points.forEach(function (point) {
var dataLabelsOptions = point.options.dataLabels, pointCSS = pick(point.dlOptions, dataLabelsOptions && dataLabelsOptions.style, {});
if (point.drilldown && point.dataLabel) {
if (css.color === 'contrast' && !styledMode) {
pointCSS.color = renderer.getContrast(point.color || this.color);
}
if (dataLabelsOptions && dataLabelsOptions.color) {
pointCSS.color = dataLabelsOptions.color;
}
point.dataLabel
.addClass('highcharts-drilldown-data-label');
if (!styledMode) {
point.dataLabel
.css(css)
.css(pointCSS);
}
}
}, this);
});
var applyCursorCSS = function (element, cursor, addClass, styledMode) {
element[addClass ? 'addClass' : 'removeClass']('highcharts-drilldown-point');
if (!styledMode) {
element.css({ cursor: cursor });
}
};
// Mark the trackers with a pointer
addEvent(H.Series, 'afterDrawTracker', function () {
var styledMode = this.chart.styledMode;
this.points.forEach(function (point) {
if (point.drilldown && point.graphic) {
applyCursorCSS(point.graphic, 'pointer', true, styledMode);
}
});
});
addEvent(Point, 'afterSetState', function () {
var styledMode = this.series.chart.styledMode;
if (this.drilldown && this.series.halo && this.state === 'hover') {
applyCursorCSS(this.series.halo, 'pointer', true, styledMode);
}
else if (this.series.halo) {
applyCursorCSS(this.series.halo, 'auto', false, styledMode);
}
});