807 lines
27 KiB
JavaScript
807 lines
27 KiB
JavaScript
/* *
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*
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* (c) 2010-2020 Torstein Honsi
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*
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* License: www.highcharts.com/license
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*
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* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
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*
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* */
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'use strict';
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import Highcharts from './Globals.js';
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/**
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* Function callback when a series point is clicked. Return false to cancel the
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* action.
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*
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* @callback Highcharts.PointClickCallbackFunction
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*
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* @param {Highcharts.Point} this
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* The point where the event occured.
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*
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* @param {Highcharts.PointClickEventObject} event
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* Event arguments.
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*/
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/**
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* Common information for a click event on a series point.
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*
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* @interface Highcharts.PointClickEventObject
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* @extends Highcharts.PointerEventObject
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*/ /**
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* Clicked point.
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* @name Highcharts.PointClickEventObject#point
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* @type {Highcharts.Point}
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*/
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/**
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* Configuration hash for the data label and tooltip formatters.
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*
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* @interface Highcharts.PointLabelObject
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*/ /**
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* The point's current color.
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* @name Highcharts.PointLabelObject#color
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* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject|undefined}
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*/ /**
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* The point's current color index, used in styled mode instead of `color`. The
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* color index is inserted in class names used for styling.
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* @name Highcharts.PointLabelObject#colorIndex
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* @type {number}
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*/ /**
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* The name of the related point.
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* @name Highcharts.PointLabelObject#key
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* @type {string|undefined}
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*/ /**
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* The percentage for related points in a stacked series or pies.
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* @name Highcharts.PointLabelObject#percentage
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* @type {number}
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*/ /**
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* The related point. The point name, if defined, is available through
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* `this.point.name`.
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* @name Highcharts.PointLabelObject#point
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* @type {Highcharts.Point}
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*/ /**
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* The related series. The series name is available through `this.series.name`.
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* @name Highcharts.PointLabelObject#series
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* @type {Highcharts.Series}
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*/ /**
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* The total of values in either a stack for stacked series, or a pie in a pie
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* series.
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* @name Highcharts.PointLabelObject#total
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* @type {number|undefined}
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*/ /**
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* For categorized axes this property holds the category name for the point. For
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* other axes it holds the X value.
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* @name Highcharts.PointLabelObject#x
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* @type {number|string|undefined}
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*/ /**
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* The y value of the point.
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* @name Highcharts.PointLabelObject#y
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* @type {number|undefined}
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*/
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/**
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* Gets fired when the mouse leaves the area close to the point.
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*
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* @callback Highcharts.PointMouseOutCallbackFunction
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*
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* @param {Highcharts.Point} this
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* Point where the event occured.
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*
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* @param {global.PointerEvent} event
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* Event that occured.
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*/
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/**
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* Gets fired when the mouse enters the area close to the point.
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*
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* @callback Highcharts.PointMouseOverCallbackFunction
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*
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* @param {Highcharts.Point} this
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* Point where the event occured.
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*
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* @param {global.Event} event
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* Event that occured.
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*/
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/**
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* The generic point options for all series.
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*
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* In TypeScript you have to extend `PointOptionsObject` with an additional
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* declaration to allow custom data options:
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*
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* ```
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* declare interface PointOptionsObject {
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* customProperty: string;
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* }
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* ```
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*
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* @interface Highcharts.PointOptionsObject
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*/
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/**
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* Possible option types for a data point.
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*
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* @typedef {number|string|Array<(number|string)>|Highcharts.PointOptionsObject|null} Highcharts.PointOptionsType
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*/
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/**
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* Gets fired when the point is removed using the `.remove()` method.
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*
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* @callback Highcharts.PointRemoveCallbackFunction
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*
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* @param {Highcharts.Point} this
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* Point where the event occured.
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*
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* @param {global.Event} event
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* Event that occured.
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*/
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/**
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* Possible key values for the point state options.
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*
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* @typedef {"hover"|"inactive"|"normal"|"select"} Highcharts.PointStateValue
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*/
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/**
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* Gets fired when the point is updated programmatically through the `.update()`
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* method.
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*
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* @callback Highcharts.PointUpdateCallbackFunction
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*
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* @param {Highcharts.Point} this
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* Point where the event occured.
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*
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* @param {Highcharts.PointUpdateEventObject} event
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* Event that occured.
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*/
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/**
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* Information about the update event.
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*
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* @interface Highcharts.PointUpdateEventObject
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* @extends global.Event
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*/ /**
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* Options data of the update event.
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* @name Highcharts.PointUpdateEventObject#options
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* @type {Highcharts.PointOptionsType}
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*/
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''; // detach doclet above
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import U from './Utilities.js';
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var animObject = U.animObject, defined = U.defined, erase = U.erase, extend = U.extend, fireEvent = U.fireEvent, format = U.format, getNestedProperty = U.getNestedProperty, isArray = U.isArray, isNumber = U.isNumber, isObject = U.isObject, syncTimeout = U.syncTimeout, pick = U.pick, removeEvent = U.removeEvent, uniqueKey = U.uniqueKey;
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var H = Highcharts;
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/* eslint-disable no-invalid-this, valid-jsdoc */
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/**
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* The Point object. The point objects are generated from the `series.data`
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* configuration objects or raw numbers. They can be accessed from the
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* `Series.points` array. Other ways to instantiate points are through {@link
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* Highcharts.Series#addPoint} or {@link Highcharts.Series#setData}.
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*
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* @class
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* @name Highcharts.Point
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*/
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var Point = /** @class */ (function () {
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function Point() {
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/* *
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*
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* Properties
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*
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* */
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/**
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* For categorized axes this property holds the category name for the
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* point. For other axes it holds the X value.
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*
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* @name Highcharts.Point#category
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* @type {string}
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*/
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this.category = void 0;
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/**
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* The point's current color index, used in styled mode instead of
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* `color`. The color index is inserted in class names used for styling.
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*
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* @name Highcharts.Point#colorIndex
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* @type {number}
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*/
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this.colorIndex = void 0;
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this.formatPrefix = 'point';
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this.id = void 0;
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this.isNull = false;
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/**
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* The name of the point. The name can be given as the first position of the
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* point configuration array, or as a `name` property in the configuration:
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*
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* @example
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* // Array config
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* data: [
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* ['John', 1],
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* ['Jane', 2]
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* ]
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*
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* // Object config
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* data: [{
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* name: 'John',
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* y: 1
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* }, {
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* name: 'Jane',
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* y: 2
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* }]
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*
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* @name Highcharts.Point#name
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* @type {string}
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*/
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this.name = void 0;
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/**
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* The point's options as applied in the initial configuration, or
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* extended through `Point.update`.
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*
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* In TypeScript you have to extend `PointOptionsObject` via an
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* additional interface to allow custom data options:
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*
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* ```
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* declare interface PointOptionsObject {
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* customProperty: string;
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* }
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* ```
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*
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* @name Highcharts.Point#options
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* @type {Highcharts.PointOptionsObject}
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*/
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this.options = void 0;
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/**
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* The percentage for points in a stacked series or pies.
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*
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* @name Highcharts.Point#percentage
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* @type {number|undefined}
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*/
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this.percentage = void 0;
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this.selected = false;
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/**
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* The series object associated with the point.
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*
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* @name Highcharts.Point#series
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* @type {Highcharts.Series}
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*/
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this.series = void 0;
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/**
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* The total of values in either a stack for stacked series, or a pie in a
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* pie series.
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*
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* @name Highcharts.Point#total
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* @type {number|undefined}
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*/
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this.total = void 0;
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/**
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* For certain series types, like pie charts, where individual points can
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* be shown or hidden.
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*
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* @name Highcharts.Point#visible
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* @type {boolean}
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* @default true
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*/
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this.visible = true;
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this.x = void 0;
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}
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/* *
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*
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* Functions
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*
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* */
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/**
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* Animate SVG elements associated with the point.
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*
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* @private
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* @function Highcharts.Point#animateBeforeDestroy
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* @return {void}
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*/
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Point.prototype.animateBeforeDestroy = function () {
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var point = this, animateParams = { x: point.startXPos, opacity: 0 }, isDataLabel, graphicalProps = point.getGraphicalProps();
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graphicalProps.singular.forEach(function (prop) {
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isDataLabel = prop === 'dataLabel';
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point[prop] = point[prop].animate(isDataLabel ? {
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x: point[prop].startXPos,
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y: point[prop].startYPos,
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opacity: 0
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} : animateParams);
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});
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graphicalProps.plural.forEach(function (plural) {
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point[plural].forEach(function (item) {
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if (item.element) {
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item.animate(extend({ x: point.startXPos }, (item.startYPos ? {
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x: item.startXPos,
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y: item.startYPos
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} : {})));
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}
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});
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});
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};
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/**
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* Apply the options containing the x and y data and possible some extra
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* properties. Called on point init or from point.update.
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*
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* @private
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* @function Highcharts.Point#applyOptions
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*
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* @param {Highcharts.PointOptionsType} options
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* The point options as defined in series.data.
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*
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* @param {number} [x]
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* Optionally, the x value.
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*
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* @return {Highcharts.Point}
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* The Point instance.
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*/
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Point.prototype.applyOptions = function (options, x) {
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var point = this, series = point.series, pointValKey = series.options.pointValKey || series.pointValKey;
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options = Point.prototype.optionsToObject.call(this, options);
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// copy options directly to point
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extend(point, options);
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point.options = point.options ? extend(point.options, options) : options;
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// Since options are copied into the Point instance, some accidental
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// options must be shielded (#5681)
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if (options.group) {
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delete point.group;
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}
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if (options.dataLabels) {
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delete point.dataLabels;
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}
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/**
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* The y value of the point.
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* @name Highcharts.Point#y
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* @type {number|undefined}
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*/
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// For higher dimension series types. For instance, for ranges, point.y
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// is mapped to point.low.
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if (pointValKey) {
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point.y = Point.prototype.getNestedProperty.call(point, pointValKey);
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}
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point.isNull = pick(point.isValid && !point.isValid(), point.x === null || !isNumber(point.y)); // #3571, check for NaN
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point.formatPrefix = point.isNull ? 'null' : 'point'; // #9233, #10874
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// The point is initially selected by options (#5777)
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if (point.selected) {
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point.state = 'select';
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}
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/**
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* The x value of the point.
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* @name Highcharts.Point#x
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* @type {number}
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*/
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// If no x is set by now, get auto incremented value. All points must
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// have an x value, however the y value can be null to create a gap in
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// the series
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if ('name' in point &&
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typeof x === 'undefined' &&
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series.xAxis &&
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series.xAxis.hasNames) {
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point.x = series.xAxis.nameToX(point);
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}
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if (typeof point.x === 'undefined' && series) {
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if (typeof x === 'undefined') {
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point.x = series.autoIncrement(point);
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}
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else {
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point.x = x;
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}
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}
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return point;
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};
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/**
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* Destroy a point to clear memory. Its reference still stays in
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* `series.data`.
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*
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* @private
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* @function Highcharts.Point#destroy
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* @return {void}
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*/
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Point.prototype.destroy = function () {
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var point = this, series = point.series, chart = series.chart, dataSorting = series.options.dataSorting, hoverPoints = chart.hoverPoints, globalAnimation = point.series.chart.renderer.globalAnimation, animation = animObject(globalAnimation), prop;
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/**
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* Allow to call after animation.
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* @private
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*/
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function destroyPoint() {
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// Remove all events and elements
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if (point.graphic || point.dataLabel || point.dataLabels) {
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removeEvent(point);
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point.destroyElements();
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}
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for (prop in point) { // eslint-disable-line guard-for-in
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point[prop] = null;
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}
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}
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if (point.legendItem) { // pies have legend items
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chart.legend.destroyItem(point);
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}
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if (hoverPoints) {
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point.setState();
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erase(hoverPoints, point);
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if (!hoverPoints.length) {
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chart.hoverPoints = null;
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}
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}
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if (point === chart.hoverPoint) {
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point.onMouseOut();
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}
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// Remove properties after animation
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if (!dataSorting || !dataSorting.enabled) {
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destroyPoint();
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}
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else {
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this.animateBeforeDestroy();
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syncTimeout(destroyPoint, animation.duration);
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}
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chart.pointCount--;
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};
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/**
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* Destroy SVG elements associated with the point.
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*
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* @private
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* @function Highcharts.Point#destroyElements
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* @param {Highcharts.Dictionary<number>} [kinds]
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* @return {void}
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*/
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Point.prototype.destroyElements = function (kinds) {
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var point = this, props = point.getGraphicalProps(kinds);
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props.singular.forEach(function (prop) {
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point[prop] = point[prop].destroy();
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});
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props.plural.forEach(function (plural) {
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point[plural].forEach(function (item) {
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if (item.element) {
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item.destroy();
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}
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});
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delete point[plural];
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});
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};
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/**
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* Fire an event on the Point object.
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*
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* @private
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* @function Highcharts.Point#firePointEvent
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*
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* @param {string} eventType
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* Type of the event.
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*
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* @param {Highcharts.Dictionary<any>|Event} [eventArgs]
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* Additional event arguments.
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*
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* @param {Highcharts.EventCallbackFunction<Highcharts.Point>|Function} [defaultFunction]
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* Default event handler.
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*
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* @fires Highcharts.Point#event:*
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*/
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Point.prototype.firePointEvent = function (eventType, eventArgs, defaultFunction) {
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var point = this, series = this.series, seriesOptions = series.options;
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// load event handlers on demand to save time on mouseover/out
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if (seriesOptions.point.events[eventType] ||
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(point.options &&
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point.options.events &&
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point.options.events[eventType])) {
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point.importEvents();
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}
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// add default handler if in selection mode
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if (eventType === 'click' && seriesOptions.allowPointSelect) {
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defaultFunction = function (event) {
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// Control key is for Windows, meta (= Cmd key) for Mac, Shift
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// for Opera.
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if (point.select) { // #2911
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point.select(null, event.ctrlKey || event.metaKey || event.shiftKey);
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}
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};
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}
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fireEvent(point, eventType, eventArgs, defaultFunction);
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};
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/**
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* Get the CSS class names for individual points. Used internally where the
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* returned value is set on every point.
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*
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* @function Highcharts.Point#getClassName
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*
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* @return {string}
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* The class names.
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*/
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Point.prototype.getClassName = function () {
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var point = this;
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return 'highcharts-point' +
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(point.selected ? ' highcharts-point-select' : '') +
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(point.negative ? ' highcharts-negative' : '') +
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(point.isNull ? ' highcharts-null-point' : '') +
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(typeof point.colorIndex !== 'undefined' ?
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' highcharts-color-' + point.colorIndex : '') +
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(point.options.className ? ' ' + point.options.className : '') +
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(point.zone && point.zone.className ? ' ' +
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point.zone.className.replace('highcharts-negative', '') : '');
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};
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/**
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* Get props of all existing graphical point elements.
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*
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* @private
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* @function Highcharts.Point#getGraphicalProps
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* @param {Highcharts.Dictionary<number>} [kinds]
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* @return {Highcharts.PointGraphicalProps}
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*/
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Point.prototype.getGraphicalProps = function (kinds) {
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var point = this, props = [], prop, i, graphicalProps = { singular: [], plural: [] };
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kinds = kinds || { graphic: 1, dataLabel: 1 };
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if (kinds.graphic) {
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props.push('graphic', 'shadowGroup');
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}
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if (kinds.dataLabel) {
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props.push('dataLabel', 'dataLabelUpper', 'connector');
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}
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i = props.length;
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while (i--) {
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prop = props[i];
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if (point[prop]) {
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graphicalProps.singular.push(prop);
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}
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}
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['dataLabel', 'connector'].forEach(function (prop) {
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var plural = prop + 's';
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if (kinds[prop] && point[plural]) {
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graphicalProps.plural.push(plural);
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}
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});
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return graphicalProps;
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};
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/**
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* Return the configuration hash needed for the data label and tooltip
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* formatters.
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|
*
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* @function Highcharts.Point#getLabelConfig
|
|
*
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* @return {Highcharts.PointLabelObject}
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|
* Abstract object used in formatters and formats.
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|
*/
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|
Point.prototype.getLabelConfig = function () {
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|
return {
|
|
x: this.category,
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|
y: this.y,
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|
color: this.color,
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|
colorIndex: this.colorIndex,
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|
key: this.name || this.category,
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|
series: this.series,
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|
point: this,
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|
percentage: this.percentage,
|
|
total: this.total || this.stackTotal
|
|
};
|
|
};
|
|
/**
|
|
* Returns the value of the point property for a given value.
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|
* @private
|
|
*/
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|
Point.prototype.getNestedProperty = function (key) {
|
|
if (!key) {
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|
return;
|
|
}
|
|
if (key.indexOf('custom.') === 0) {
|
|
return getNestedProperty(key, this.options);
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|
}
|
|
return this[key];
|
|
};
|
|
/**
|
|
* In a series with `zones`, return the zone that the point belongs to.
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|
*
|
|
* @function Highcharts.Point#getZone
|
|
*
|
|
* @return {Highcharts.SeriesZonesOptionsObject}
|
|
* The zone item.
|
|
*/
|
|
Point.prototype.getZone = function () {
|
|
var series = this.series, zones = series.zones, zoneAxis = series.zoneAxis || 'y', i = 0, zone;
|
|
zone = zones[i];
|
|
while (this[zoneAxis] >= zone.value) {
|
|
zone = zones[++i];
|
|
}
|
|
// For resetting or reusing the point (#8100)
|
|
if (!this.nonZonedColor) {
|
|
this.nonZonedColor = this.color;
|
|
}
|
|
if (zone && zone.color && !this.options.color) {
|
|
this.color = zone.color;
|
|
}
|
|
else {
|
|
this.color = this.nonZonedColor;
|
|
}
|
|
return zone;
|
|
};
|
|
/**
|
|
* Utility to check if point has new shape type. Used in column series and
|
|
* all others that are based on column series.
|
|
*
|
|
* @return boolean|undefined
|
|
*/
|
|
Point.prototype.hasNewShapeType = function () {
|
|
var point = this;
|
|
var oldShapeType = point.graphic &&
|
|
(point.graphic.symbolName || point.graphic.element.nodeName);
|
|
return oldShapeType !== this.shapeType;
|
|
};
|
|
/**
|
|
* Initialize the point. Called internally based on the `series.data`
|
|
* option.
|
|
*
|
|
* @function Highcharts.Point#init
|
|
*
|
|
* @param {Highcharts.Series} series
|
|
* The series object containing this point.
|
|
*
|
|
* @param {Highcharts.PointOptionsType} options
|
|
* The data in either number, array or object format.
|
|
*
|
|
* @param {number} [x]
|
|
* Optionally, the X value of the point.
|
|
*
|
|
* @return {Highcharts.Point}
|
|
* The Point instance.
|
|
*
|
|
* @fires Highcharts.Point#event:afterInit
|
|
*/
|
|
Point.prototype.init = function (series, options, x) {
|
|
this.series = series;
|
|
this.applyOptions(options, x);
|
|
// Add a unique ID to the point if none is assigned
|
|
this.id = defined(this.id) ? this.id : uniqueKey();
|
|
this.resolveColor();
|
|
series.chart.pointCount++;
|
|
fireEvent(this, 'afterInit');
|
|
return this;
|
|
};
|
|
/**
|
|
* Transform number or array configs into objects. Also called for object
|
|
* configs. Used internally to unify the different configuration formats for
|
|
* points. For example, a simple number `10` in a line series will be
|
|
* transformed to `{ y: 10 }`, and an array config like `[1, 10]` in a
|
|
* scatter series will be transformed to `{ x: 1, y: 10 }`.
|
|
*
|
|
* @function Highcharts.Point#optionsToObject
|
|
*
|
|
* @param {Highcharts.PointOptionsType} options
|
|
* The input option.
|
|
*
|
|
* @return {Highcharts.Dictionary<*>}
|
|
* Transformed options.
|
|
*/
|
|
Point.prototype.optionsToObject = function (options) {
|
|
var ret = {}, series = this.series, keys = series.options.keys, pointArrayMap = keys || series.pointArrayMap || ['y'], valueCount = pointArrayMap.length, firstItemType, i = 0, j = 0;
|
|
if (isNumber(options) || options === null) {
|
|
ret[pointArrayMap[0]] = options;
|
|
}
|
|
else if (isArray(options)) {
|
|
// with leading x value
|
|
if (!keys && options.length > valueCount) {
|
|
firstItemType = typeof options[0];
|
|
if (firstItemType === 'string') {
|
|
ret.name = options[0];
|
|
}
|
|
else if (firstItemType === 'number') {
|
|
ret.x = options[0];
|
|
}
|
|
i++;
|
|
}
|
|
while (j < valueCount) {
|
|
// Skip undefined positions for keys
|
|
if (!keys || typeof options[i] !== 'undefined') {
|
|
if (pointArrayMap[j].indexOf('.') > 0) {
|
|
// Handle nested keys, e.g. ['color.pattern.image']
|
|
// Avoid function call unless necessary.
|
|
Point.prototype.setNestedProperty(ret, options[i], pointArrayMap[j]);
|
|
}
|
|
else {
|
|
ret[pointArrayMap[j]] = options[i];
|
|
}
|
|
}
|
|
i++;
|
|
j++;
|
|
}
|
|
}
|
|
else if (typeof options === 'object') {
|
|
ret = options;
|
|
// This is the fastest way to detect if there are individual point
|
|
// dataLabels that need to be considered in drawDataLabels. These
|
|
// can only occur in object configs.
|
|
if (options.dataLabels) {
|
|
series._hasPointLabels = true;
|
|
}
|
|
// Same approach as above for markers
|
|
if (options.marker) {
|
|
series._hasPointMarkers = true;
|
|
}
|
|
}
|
|
return ret;
|
|
};
|
|
/**
|
|
* @private
|
|
* @function Highcharts.Point#resolveColor
|
|
* @return {void}
|
|
*/
|
|
Point.prototype.resolveColor = function () {
|
|
var series = this.series, colors, optionsChart = series.chart.options.chart, colorCount = optionsChart.colorCount, styledMode = series.chart.styledMode, colorIndex;
|
|
// remove points nonZonedColor for later recalculation
|
|
delete this.nonZonedColor;
|
|
/**
|
|
* The point's current color.
|
|
*
|
|
* @name Highcharts.Point#color
|
|
* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject|undefined}
|
|
*/
|
|
if (!styledMode && !this.options.color) {
|
|
this.color = series.color; // #3445
|
|
}
|
|
if (series.options.colorByPoint) {
|
|
if (!styledMode) {
|
|
colors = series.options.colors || series.chart.options.colors;
|
|
this.color = this.color || colors[series.colorCounter];
|
|
colorCount = colors.length;
|
|
}
|
|
colorIndex = series.colorCounter;
|
|
series.colorCounter++;
|
|
// loop back to zero
|
|
if (series.colorCounter === colorCount) {
|
|
series.colorCounter = 0;
|
|
}
|
|
}
|
|
else {
|
|
colorIndex = series.colorIndex;
|
|
}
|
|
this.colorIndex = pick(this.colorIndex, colorIndex);
|
|
};
|
|
/**
|
|
* Set a value in an object, on the property defined by key. The key
|
|
* supports nested properties using dot notation. The function modifies the
|
|
* input object and does not make a copy.
|
|
*
|
|
* @function Highcharts.Point#setNestedProperty<T>
|
|
*
|
|
* @param {T} object
|
|
* The object to set the value on.
|
|
*
|
|
* @param {*} value
|
|
* The value to set.
|
|
*
|
|
* @param {string} key
|
|
* Key to the property to set.
|
|
*
|
|
* @return {T}
|
|
* The modified object.
|
|
*/
|
|
Point.prototype.setNestedProperty = function (object, value, key) {
|
|
var nestedKeys = key.split('.');
|
|
nestedKeys.reduce(function (result, key, i, arr) {
|
|
var isLastKey = arr.length - 1 === i;
|
|
result[key] = (isLastKey ?
|
|
value :
|
|
isObject(result[key], true) ?
|
|
result[key] :
|
|
{});
|
|
return result[key];
|
|
}, object);
|
|
return object;
|
|
};
|
|
/**
|
|
* Extendable method for formatting each point's tooltip line.
|
|
*
|
|
* @function Highcharts.Point#tooltipFormatter
|
|
*
|
|
* @param {string} pointFormat
|
|
* The point format.
|
|
*
|
|
* @return {string}
|
|
* A string to be concatenated in to the common tooltip text.
|
|
*/
|
|
Point.prototype.tooltipFormatter = function (pointFormat) {
|
|
// Insert options for valueDecimals, valuePrefix, and valueSuffix
|
|
var series = this.series, seriesTooltipOptions = series.tooltipOptions, valueDecimals = pick(seriesTooltipOptions.valueDecimals, ''), valuePrefix = seriesTooltipOptions.valuePrefix || '', valueSuffix = seriesTooltipOptions.valueSuffix || '';
|
|
// Replace default point style with class name
|
|
if (series.chart.styledMode) {
|
|
pointFormat =
|
|
series.chart.tooltip.styledModeFormat(pointFormat);
|
|
}
|
|
// Loop over the point array map and replace unformatted values with
|
|
// sprintf formatting markup
|
|
(series.pointArrayMap || ['y']).forEach(function (key) {
|
|
key = '{point.' + key; // without the closing bracket
|
|
if (valuePrefix || valueSuffix) {
|
|
pointFormat = pointFormat.replace(RegExp(key + '}', 'g'), valuePrefix + key + '}' + valueSuffix);
|
|
}
|
|
pointFormat = pointFormat.replace(RegExp(key + '}', 'g'), key + ':,.' + valueDecimals + 'f}');
|
|
});
|
|
return format(pointFormat, {
|
|
point: this,
|
|
series: this.series
|
|
}, series.chart);
|
|
};
|
|
return Point;
|
|
}());
|
|
H.Point = Point;
|
|
export default H.Point;
|