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1113 lines
40 KiB
JavaScript
1113 lines
40 KiB
JavaScript
/**
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* @license Highcharts JS v6.0.4 (2017-12-15)
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* Highcharts Drilldown module
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*
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* Author: Torstein Honsi
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* License: www.highcharts.com/license
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*
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*/
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'use strict';
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(function(factory) {
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if (typeof module === 'object' && module.exports) {
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module.exports = factory;
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} else {
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factory(Highcharts);
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}
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}(function(Highcharts) {
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(function(H) {
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/**
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* Highcharts Drilldown module
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*
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* Author: Torstein Honsi
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* License: www.highcharts.com/license
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*
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*/
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var animObject = H.animObject,
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noop = H.noop,
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color = H.color,
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defaultOptions = H.defaultOptions,
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each = H.each,
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extend = H.extend,
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format = H.format,
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objectEach = H.objectEach,
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pick = H.pick,
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wrap = H.wrap,
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Chart = H.Chart,
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seriesTypes = H.seriesTypes,
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PieSeries = seriesTypes.pie,
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ColumnSeries = seriesTypes.column,
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Tick = H.Tick,
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fireEvent = H.fireEvent,
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inArray = H.inArray,
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ddSeriesId = 1;
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// Add language
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extend(defaultOptions.lang, {
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/**
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* The text for the button that appears when drilling down, linking
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* back to the parent series. The parent series' name is inserted for
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* `{series.name}`.
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*
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* @type {String}
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* @default Back to {series.name}
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* @since 3.0.8
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* @product highcharts highmaps
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* @apioption lang.drillUpText
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*/
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drillUpText: '◁ Back to {series.name}'
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});
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/**
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* Options for drill down, the concept of inspecting increasingly high
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* resolution data through clicking on chart items like columns or pie slices.
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*
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* The drilldown feature requires the drilldown.js file to be loaded,
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* found in the modules directory of the download package, or online at
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* (code.highcharts.com/modules/drilldown.js)[code.highcharts.com/modules/drilldown.js].
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*
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* @type {Object}
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* @optionparent drilldown
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*/
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defaultOptions.drilldown = {
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/**
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* When this option is false, clicking a single point will drill down
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* all points in the same category, equivalent to clicking the X axis
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* label.
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*
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* @type {Boolean}
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* @sample {highcharts} highcharts/drilldown/allowpointdrilldown-false/
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* Don't allow point drilldown
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* @default true
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* @since 4.1.7
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* @product highcharts
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* @apioption drilldown.allowPointDrilldown
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*/
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/**
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* Additional styles to apply to the X axis label for a point that
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* has drilldown data. By default it is underlined and blue to invite
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* to interaction.
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*
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* @type {CSSObject}
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* @see In styled mode, active label styles can be set with the `.highcharts-drilldown-axis-label` class.
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* @sample {highcharts} highcharts/drilldown/labels/ Label styles
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* @default { "cursor": "pointer", "color": "#003399", "fontWeight": "bold", "textDecoration": "underline" }
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* @since 3.0.8
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* @product highcharts highmaps
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*/
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activeAxisLabelStyle: {
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cursor: 'pointer',
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color: '#003399',
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fontWeight: 'bold',
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textDecoration: 'underline'
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},
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/**
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* Additional styles to apply to the data label of a point that has
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* drilldown data. By default it is underlined and blue to invite to
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* interaction.
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*
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* @type {CSSObject}
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* @see In styled mode, active data label styles can be applied with
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* the `.highcharts-drilldown-data-label` class.
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* @sample {highcharts} highcharts/drilldown/labels/ Label styles
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* @default { "cursor": "pointer", "color": "#003399", "fontWeight": "bold", "textDecoration": "underline" }
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* @since 3.0.8
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* @product highcharts highmaps
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*/
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activeDataLabelStyle: {
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cursor: 'pointer',
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color: '#003399',
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fontWeight: 'bold',
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textDecoration: 'underline'
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},
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/**
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* Set the animation for all drilldown animations. Animation of a drilldown
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* occurs when drilling between a column point and a column series,
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* or a pie slice and a full pie series. Drilldown can still be used
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* between series and points of different types, but animation will
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* not occur.
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*
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* The animation can either be set as a boolean or a configuration
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* object. If `true`, it will use the 'swing' jQuery easing and a duration
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* of 500 ms. If used as a configuration object, the following properties
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* are supported:
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*
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* <dl>
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*
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* <dt>duration</dt>
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*
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* <dd>The duration of the animation in milliseconds.</dd>
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*
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* <dt>easing</dt>
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*
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* <dd>A string reference to an easing function set on the `Math` object.
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* See [the easing demo](http://jsfiddle.net/gh/get/library/pure/highcharts/highcharts/tree/master/samples/highcharts/plotoptions/series-
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* animation-easing/).</dd>
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*
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* </dl>
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*
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* @type {Boolean|Object}
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* @since 3.0.8
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* @product highcharts highmaps
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*/
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animation: {
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/**
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* Duration for the drilldown animation.
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* @default 500
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*/
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duration: 500
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},
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/**
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* Options for the drill up button that appears when drilling down
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* on a series. The text for the button is defined in [lang.drillUpText](#lang.
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* drillUpText).
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*
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* @type {Object}
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* @sample {highcharts} highcharts/drilldown/drillupbutton/ Drill up button
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* @sample {highmaps} highcharts/drilldown/drillupbutton/ Drill up button
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* @since 3.0.8
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* @product highcharts highmaps
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*/
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drillUpButton: {
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/**
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* Positioning options for the button within the `relativeTo` box.
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* Available properties are `x`, `y`, `align` and `verticalAlign`.
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*
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* @type {Object}
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* @since 3.0.8
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* @product highcharts highmaps
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*/
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position: {
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/**
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* Horizontal alignment.
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* @type {String}
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*/
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align: 'right',
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/**
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* The X offset of the button.
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* @type {Number}
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*/
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x: -10,
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/**
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* The Y offset of the button.
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* @type {Number}
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*/
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y: 10
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/**
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* Vertical alignment of the button.
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*
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* @type {String}
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* @default top
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* @validvalue ["top", "middle", "bottom"]
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* @product highcharts highmaps
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* @apioption drilldown.drillUpButton.position.verticalAlign
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*/
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}
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/**
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* What box to align the button to. Can be either `plotBox` or
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* `spacingBox.
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*
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* @type {String}
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* @default plotBox
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* @validvalue ["plotBox", "spacingBox"]
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* @since 3.0.8
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* @product highcharts highmaps
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* @apioption drilldown.drillUpButton.relativeTo
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*/
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/**
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* A collection of attributes for the button. The object takes SVG attributes
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* like `fill`, `stroke`, `stroke-width` or `r`, the border radius.
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* The theme also supports `style`, a collection of CSS properties for
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* the text. Equivalent attributes for the hover state are given in
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* `theme.states.hover`.
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*
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* @type {Object}
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* @see In styled mode, drill-up button styles can be applied with the
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* `.highcharts-drillup-button` class.
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* @sample {highcharts} highcharts/drilldown/drillupbutton/
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* Button theming
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* @sample {highmaps} highcharts/drilldown/drillupbutton/
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* Button theming
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* @since 3.0.8
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* @product highcharts highmaps
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* @apioption drilldown.drillUpButton.theme
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*/
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}
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/**
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* An array of series configurations for the drill down. Each series
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* configuration uses the same syntax as the [series](#series) option
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* set. These drilldown series are hidden by default. The drilldown
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* series is linked to the parent series' point by its `id`.
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*
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* @type {Array<Object>}
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* @since 3.0.8
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* @product highcharts highmaps
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* @apioption drilldown.series
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*/
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};
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/**
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* Fires when a drilldown point is clicked, before the new series is
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* added. This event is also utilized for async drilldown, where the
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* seriesOptions are not added by option, but rather loaded async. Note
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* that when clicking a category label to trigger multiple series drilldown,
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* one `drilldown` event is triggered per point in the category.
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*
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* Event arguments:
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*
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* <dl>
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*
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* <dt>`category`</dt>
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*
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* <dd>If a category label was clicked, which index.</dd>
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*
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* <dt>`point`</dt>
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*
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* <dd>The originating point.</dd>
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*
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* <dt>`originalEvent`</dt>
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*
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* <dd>The original browser event (usually click) that triggered the
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* drilldown.</dd>
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*
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* <dt>`points`</dt>
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*
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* <dd>If a category label was clicked, this array holds all points
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* corresponing to the category.</dd>
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*
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* <dt>`seriesOptions`</dt>
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*
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* <dd>Options for the new series</dd>
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*
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* </dl>
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*
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* @type {Function}
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* @context Chart
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* @sample {highcharts} highcharts/drilldown/async/ Async drilldown
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* @since 3.0.8
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* @product highcharts highmaps
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* @apioption chart.events.drilldown
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*/
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/**
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* Fires when drilling up from a drilldown series.
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*
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* @type {Function}
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* @context Chart
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* @since 3.0.8
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* @product highcharts highmaps
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* @apioption chart.events.drillup
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*/
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/**
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* In a chart with multiple drilldown series, this event fires after
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* all the series have been drilled up.
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*
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* @type {Function}
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* @context Chart
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* @since 4.2.4
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* @product highcharts highmaps
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* @apioption chart.events.drillupall
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*/
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/**
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* The `id` of a series in the [drilldown.series](#drilldown.series)
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* array to use for a drilldown for this point.
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*
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* @type {String}
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* @sample {highcharts} highcharts/drilldown/basic/ Basic drilldown
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* @since 3.0.8
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* @product highcharts
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* @apioption series.line.data.drilldown
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*/
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/**
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* A general fadeIn method
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*/
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H.SVGRenderer.prototype.Element.prototype.fadeIn = function(animation) {
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this
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.attr({
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opacity: 0.1,
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visibility: 'inherit'
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})
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.animate({
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opacity: pick(this.newOpacity, 1) // newOpacity used in maps
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}, animation || {
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duration: 250
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});
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};
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/**
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* Add a series to the chart as drilldown from a specific point in the parent
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* series. This method is used for async drilldown, when clicking a point in a
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* series should result in loading and displaying a more high-resolution series.
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* When not async, the setup is simpler using the {@link
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* https://api.highcharts.com/highcharts/drilldown.series|drilldown.series}
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* options structure.
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*
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* @memberOf Highcharts.Chart
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* @function #addSeriesAsDrilldown
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*
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* @param {Highcharts.Point} point
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* The point from which the drilldown will start.
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* @param {SeriesOptions} options
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* The series options for the new, detailed series.
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*
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* @sample highcharts/drilldown/async/ Async drilldown
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*/
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Chart.prototype.addSeriesAsDrilldown = function(point, options) {
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this.addSingleSeriesAsDrilldown(point, options);
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this.applyDrilldown();
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};
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Chart.prototype.addSingleSeriesAsDrilldown = function(point, ddOptions) {
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var oldSeries = point.series,
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xAxis = oldSeries.xAxis,
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yAxis = oldSeries.yAxis,
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newSeries,
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pointIndex,
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levelSeries = [],
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levelSeriesOptions = [],
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level,
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levelNumber,
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last,
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colorProp;
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colorProp = {
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color: point.color || oldSeries.color
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};
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if (!this.drilldownLevels) {
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this.drilldownLevels = [];
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}
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levelNumber = oldSeries.options._levelNumber || 0;
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// See if we can reuse the registered series from last run
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last = this.drilldownLevels[this.drilldownLevels.length - 1];
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if (last && last.levelNumber !== levelNumber) {
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last = undefined;
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}
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ddOptions = extend(extend({
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_ddSeriesId: ddSeriesId++
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}, colorProp), ddOptions);
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pointIndex = inArray(point, oldSeries.points);
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// Record options for all current series
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each(oldSeries.chart.series, function(series) {
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if (series.xAxis === xAxis && !series.isDrilling) {
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series.options._ddSeriesId = series.options._ddSeriesId || ddSeriesId++;
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series.options._colorIndex = series.userOptions._colorIndex;
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series.options._levelNumber = series.options._levelNumber || levelNumber; // #3182
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if (last) {
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levelSeries = last.levelSeries;
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levelSeriesOptions = last.levelSeriesOptions;
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} else {
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levelSeries.push(series);
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levelSeriesOptions.push(series.options);
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}
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}
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});
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// Add a record of properties for each drilldown level
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level = extend({
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levelNumber: levelNumber,
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seriesOptions: oldSeries.options,
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levelSeriesOptions: levelSeriesOptions,
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levelSeries: levelSeries,
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shapeArgs: point.shapeArgs,
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bBox: point.graphic ? point.graphic.getBBox() : {}, // no graphic in line series with markers disabled
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color: point.isNull ? new H.Color(color).setOpacity(0).get() : color,
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lowerSeriesOptions: ddOptions,
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pointOptions: oldSeries.options.data[pointIndex],
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pointIndex: pointIndex,
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oldExtremes: {
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xMin: xAxis && xAxis.userMin,
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xMax: xAxis && xAxis.userMax,
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yMin: yAxis && yAxis.userMin,
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yMax: yAxis && yAxis.userMax
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},
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resetZoomButton: this.resetZoomButton
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}, colorProp);
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// Push it to the lookup array
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this.drilldownLevels.push(level);
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|
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// Reset names to prevent extending (#6704)
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if (xAxis && xAxis.names) {
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xAxis.names.length = 0;
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}
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newSeries = level.lowerSeries = this.addSeries(ddOptions, false);
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newSeries.options._levelNumber = levelNumber + 1;
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if (xAxis) {
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xAxis.oldPos = xAxis.pos;
|
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xAxis.userMin = xAxis.userMax = null;
|
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yAxis.userMin = yAxis.userMax = null;
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}
|
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|
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// Run fancy cross-animation on supported and equal types
|
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if (oldSeries.type === newSeries.type) {
|
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newSeries.animate = newSeries.animateDrilldown || noop;
|
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newSeries.options.animation = true;
|
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}
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};
|
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|
|
Chart.prototype.applyDrilldown = function() {
|
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var drilldownLevels = this.drilldownLevels,
|
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levelToRemove;
|
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|
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if (drilldownLevels && drilldownLevels.length > 0) { // #3352, async loading
|
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levelToRemove = drilldownLevels[drilldownLevels.length - 1].levelNumber;
|
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each(this.drilldownLevels, function(level) {
|
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if (level.levelNumber === levelToRemove) {
|
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each(level.levelSeries, function(series) {
|
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if (series.options && series.options._levelNumber === levelToRemove) { // Not removed, not added as part of a multi-series drilldown
|
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series.remove(false);
|
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}
|
|
});
|
|
}
|
|
});
|
|
}
|
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|
|
// We have a reset zoom button. Hide it and detatch it from the chart. It
|
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// is preserved to the layer config above.
|
|
if (this.resetZoomButton) {
|
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this.resetZoomButton.hide();
|
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delete this.resetZoomButton;
|
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}
|
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|
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this.pointer.reset();
|
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this.redraw();
|
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this.showDrillUpButton();
|
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};
|
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|
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Chart.prototype.getDrilldownBackText = function() {
|
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var drilldownLevels = this.drilldownLevels,
|
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lastLevel;
|
|
if (drilldownLevels && drilldownLevels.length > 0) { // #3352, async loading
|
|
lastLevel = drilldownLevels[drilldownLevels.length - 1];
|
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lastLevel.series = lastLevel.seriesOptions;
|
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return format(this.options.lang.drillUpText, lastLevel);
|
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}
|
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|
|
};
|
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|
|
Chart.prototype.showDrillUpButton = function() {
|
|
var chart = this,
|
|
backText = this.getDrilldownBackText(),
|
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buttonOptions = chart.options.drilldown.drillUpButton,
|
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attr,
|
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states;
|
|
|
|
|
|
if (!this.drillUpButton) {
|
|
attr = buttonOptions.theme;
|
|
states = attr && attr.states;
|
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|
|
this.drillUpButton = this.renderer.button(
|
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backText,
|
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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 the drilldown module.
|
|
*
|
|
* @function drillUp
|
|
* @memberOf Highcharts.Chart
|
|
*/
|
|
Chart.prototype.drillUp = function() {
|
|
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;
|
|
each(chartSeries, 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.seriesOptions) {
|
|
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)
|
|
|
|
each(level.levelSeriesOptions, addSeries);
|
|
|
|
fireEvent(chart, 'drillup', {
|
|
seriesOptions: 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();
|
|
}
|
|
}
|
|
}
|
|
|
|
// Fire a once-off event after all series have been drilled up (#5158)
|
|
fireEvent(chart, 'drillupall');
|
|
|
|
this.redraw();
|
|
|
|
if (this.drilldownLevels.length === 0) {
|
|
this.drillUpButton = this.drillUpButton.destroy();
|
|
} else {
|
|
this.drillUpButton.attr({
|
|
text: this.getDrilldownBackText()
|
|
})
|
|
.align();
|
|
}
|
|
|
|
this.ddDupes.length = []; // #3315
|
|
};
|
|
|
|
// Don't show the reset button if we already are displaying the drillUp button.
|
|
wrap(Chart.prototype, 'showResetZoom', function(proceed) {
|
|
if (!this.drillUpButton) {
|
|
proceed.apply(this, Array.prototype.slice.call(arguments, 1));
|
|
}
|
|
});
|
|
|
|
|
|
/**
|
|
* When drilling up, keep the upper series invisible until the lower series has
|
|
* moved into place
|
|
*/
|
|
ColumnSeries.prototype.animateDrillupTo = function(init) {
|
|
if (!init) {
|
|
var newSeries = this,
|
|
level = newSeries.drilldownLevel;
|
|
|
|
// First hide all items before animating in again
|
|
each(this.points, 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
|
|
H.syncTimeout(function() {
|
|
if (newSeries.points) { // May be destroyed in the meantime, #3389
|
|
each(newSeries.points, function(point, i) {
|
|
// Fade in other points
|
|
var verb =
|
|
i === (level && level.pointIndex) ? 'show' : 'fadeIn',
|
|
inherit = verb === 'show' ? true : undefined,
|
|
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
|
|
this.animate = noop;
|
|
}
|
|
|
|
};
|
|
|
|
ColumnSeries.prototype.animateDrilldown = function(init) {
|
|
var series = this,
|
|
drilldownLevels = this.chart.drilldownLevels,
|
|
animateFrom,
|
|
animationOptions = animObject(this.chart.options.drilldown.animation),
|
|
xAxis = this.xAxis;
|
|
|
|
if (!init) {
|
|
each(drilldownLevels, function(level) {
|
|
if (series.options._ddSeriesId === level.lowerSeriesOptions._ddSeriesId) {
|
|
animateFrom = level.shapeArgs;
|
|
|
|
// Add the point colors to animate from
|
|
animateFrom.fill = level.color;
|
|
|
|
}
|
|
});
|
|
|
|
animateFrom.x += (pick(xAxis.oldPos, xAxis.pos) - xAxis.pos);
|
|
|
|
each(this.points, function(point) {
|
|
var animateTo = point.shapeArgs;
|
|
|
|
|
|
// 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);
|
|
}
|
|
});
|
|
this.animate = null;
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* When drilling up, pull out the individual point graphics from the lower series
|
|
* and animate them into the origin point in the upper series.
|
|
*/
|
|
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)
|
|
each(series.trackerGroups, function(key) {
|
|
if (series[key]) { // we don't always have dataLabelsGroup
|
|
series[key].on('mouseover');
|
|
}
|
|
});
|
|
|
|
if (removeGroup) {
|
|
delete this.group;
|
|
}
|
|
|
|
each(this.points, function(point) {
|
|
var graphic = point.graphic,
|
|
animateTo = level.shapeArgs,
|
|
complete = function() {
|
|
graphic.destroy();
|
|
if (group && removeGroup) {
|
|
group = group.destroy();
|
|
}
|
|
};
|
|
|
|
if (graphic) {
|
|
|
|
delete point.graphic;
|
|
|
|
|
|
animateTo.fill = level.color;
|
|
|
|
|
|
if (animationOptions.duration) {
|
|
graphic.animate(
|
|
animateTo,
|
|
H.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;
|
|
|
|
if (!init) {
|
|
each(this.points, function(point, i) {
|
|
var animateTo = point.shapeArgs;
|
|
|
|
|
|
animateFrom.fill = level.color;
|
|
animateTo.fill = point.color;
|
|
|
|
|
|
if (point.graphic) {
|
|
point.graphic
|
|
.attr(H.merge(animateFrom, {
|
|
start: start + i * startAngle,
|
|
end: start + (i + 1) * startAngle
|
|
}))[animationOptions ? 'animate' : 'attr'](
|
|
animateTo,
|
|
animationOptions
|
|
);
|
|
}
|
|
});
|
|
this.animate = null;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
H.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 && inArray(this.drilldown, chart.ddDupes) === -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: 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.
|
|
*/
|
|
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
|
|
*/
|
|
H.Axis.prototype.getDDPoints = function(x) {
|
|
var ret = [];
|
|
each(this.series, function(series) {
|
|
var i,
|
|
xData = series.xData,
|
|
points = series.points;
|
|
|
|
for (i = 0; i < xData.length; i++) {
|
|
if (xData[i] === x && series.options.data[i] && series.options.data[i].drilldown) {
|
|
ret.push(points ? points[i] : true);
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
return ret;
|
|
};
|
|
|
|
|
|
/**
|
|
* Make a tick label drillable, or remove drilling on update
|
|
*/
|
|
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);
|
|
|
|
if (isDrillable) {
|
|
if (label && ddPointsX.length) {
|
|
label.drillable = true;
|
|
|
|
|
|
if (!label.basicStyles) {
|
|
label.basicStyles = H.merge(label.styles);
|
|
}
|
|
|
|
|
|
label
|
|
.addClass('highcharts-drilldown-axis-label')
|
|
|
|
.css(axis.chart.options.drilldown.activeAxisLabelStyle)
|
|
|
|
.on('click', function(e) {
|
|
axis.drilldownCategory(pos, e);
|
|
});
|
|
|
|
} else if (label && label.drillable) {
|
|
|
|
|
|
label.styles = {}; // reset for full overwrite of styles
|
|
label.css(label.basicStyles);
|
|
|
|
|
|
label.on('click', null); // #3806
|
|
label.removeClass('highcharts-drilldown-axis-label');
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Always keep the drillability updated (#3951)
|
|
*/
|
|
wrap(Tick.prototype, 'addLabel', function(proceed) {
|
|
proceed.call(this);
|
|
this.drillable();
|
|
});
|
|
|
|
|
|
/**
|
|
* On initialization of each point, identify its label and make it clickable. Also, provide a
|
|
* list of points associated to that label.
|
|
*/
|
|
wrap(H.Point.prototype, 'init', function(proceed, series, options, x) {
|
|
var point = proceed.call(this, series, options, x),
|
|
xAxis = series.xAxis,
|
|
tick = xAxis && xAxis.ticks[x];
|
|
|
|
if (point.drilldown) {
|
|
|
|
// Add the click event to the point
|
|
H.addEvent(point, 'click', function(e) {
|
|
if (series.xAxis && series.chart.options.drilldown.allowPointDrilldown === false) {
|
|
series.xAxis.drilldownCategory(point.x, e); // #5822, x changed
|
|
} else {
|
|
point.doDrilldown(undefined, undefined, e);
|
|
}
|
|
});
|
|
/*
|
|
wrap(point, 'importEvents', function (proceed) { // wrapping importEvents makes point.click event work
|
|
if (!this.hasImportedEvents) {
|
|
proceed.call(this);
|
|
H.addEvent(this, 'click', function () {
|
|
this.doDrilldown();
|
|
});
|
|
}
|
|
});
|
|
*/
|
|
|
|
}
|
|
|
|
// Add or remove click handler and style on the tick label
|
|
if (tick) {
|
|
tick.drillable();
|
|
}
|
|
|
|
return point;
|
|
});
|
|
|
|
wrap(H.Series.prototype, 'drawDataLabels', function(proceed) {
|
|
var css = this.chart.options.drilldown.activeDataLabelStyle,
|
|
renderer = this.chart.renderer;
|
|
|
|
proceed.call(this);
|
|
|
|
each(this.points, function(point) {
|
|
var dataLabelsOptions = point.options.dataLabels,
|
|
pointCSS = pick(
|
|
point.dlOptions,
|
|
dataLabelsOptions && dataLabelsOptions.style, {}
|
|
);
|
|
|
|
if (point.drilldown && point.dataLabel) {
|
|
if (css.color === 'contrast') {
|
|
pointCSS.color = renderer.getContrast(point.color || this.color);
|
|
}
|
|
if (dataLabelsOptions && dataLabelsOptions.color) {
|
|
pointCSS.color = dataLabelsOptions.color;
|
|
}
|
|
point.dataLabel
|
|
.addClass('highcharts-drilldown-data-label');
|
|
|
|
|
|
point.dataLabel
|
|
.css(css)
|
|
.css(pointCSS);
|
|
|
|
}
|
|
}, this);
|
|
});
|
|
|
|
|
|
var applyCursorCSS = function(element, cursor, addClass) {
|
|
element[addClass ? 'addClass' : 'removeClass']('highcharts-drilldown-point');
|
|
|
|
|
|
element.css({
|
|
cursor: cursor
|
|
});
|
|
|
|
};
|
|
|
|
// Mark the trackers with a pointer
|
|
var drawTrackerWrapper = function(proceed) {
|
|
proceed.call(this);
|
|
each(this.points, function(point) {
|
|
if (point.drilldown && point.graphic) {
|
|
applyCursorCSS(point.graphic, 'pointer', true);
|
|
}
|
|
});
|
|
};
|
|
|
|
var setPointStateWrapper = function(proceed, state) {
|
|
var ret = proceed.apply(this, Array.prototype.slice.call(arguments, 1));
|
|
|
|
if (this.drilldown && this.series.halo && state === 'hover') {
|
|
applyCursorCSS(this.series.halo, 'pointer', true);
|
|
} else if (this.series.halo) {
|
|
applyCursorCSS(this.series.halo, 'auto', false);
|
|
}
|
|
return ret;
|
|
};
|
|
|
|
|
|
objectEach(seriesTypes, function(seriesType) {
|
|
wrap(seriesType.prototype, 'drawTracker', drawTrackerWrapper);
|
|
wrap(seriesType.prototype.pointClass.prototype, 'setState', setPointStateWrapper);
|
|
});
|
|
|
|
}(Highcharts));
|
|
}));
|