forked from qwerty/tupali
1130 lines
40 KiB
JavaScript
1130 lines
40 KiB
JavaScript
/* *
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*
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* (c) 2009-2017 Highsoft, Black Label
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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 H from '../parts/Globals.js';
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import U from '../parts/Utilities.js';
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var addEvent = U.addEvent, defined = U.defined, destroyObjectProperties = U.destroyObjectProperties, erase = U.erase, extend = U.extend, find = U.find, fireEvent = U.fireEvent, merge = U.merge, pick = U.pick, splat = U.splat, wrap = U.wrap;
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import '../parts/Chart.js';
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import controllableMixin from './controllable/controllableMixin.js';
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import ControllableRect from './controllable/ControllableRect.js';
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import ControllableCircle from './controllable/ControllableCircle.js';
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import ControllablePath from './controllable/ControllablePath.js';
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import ControllableImage from './controllable/ControllableImage.js';
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import ControllableLabel from './controllable/ControllableLabel.js';
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import eventEmitterMixin from './eventEmitterMixin.js';
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import MockPoint from './MockPoint.js';
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import ControlPoint from './ControlPoint.js';
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var chartProto = H.Chart.prototype;
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/* *********************************************************************
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*
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* ANNOTATION
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*
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******************************************************************** */
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/**
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* Possible directions for draggable annotations. An empty string (`''`)
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* makes the annotation undraggable.
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*
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* @typedef {''|'x'|'xy'|'y'} Highcharts.AnnotationDraggableValue
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*/
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/**
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* @private
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* @typedef {
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* Highcharts.AnnotationControllableCircle|
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* Highcharts.AnnotationControllableImage|
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* Highcharts.AnnotationControllablePath|
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* Highcharts.AnnotationControllableRect
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* }
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* Highcharts.AnnotationShapeType
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* @requires modules/annotations
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*/
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/**
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* @private
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* @typedef {
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* Highcharts.AnnotationControllableLabel
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* }
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* Highcharts.AnnotationLabelType
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* @requires modules/annotations
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*/
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/**
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* A point-like object, a mock point or a point used in series.
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* @private
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* @typedef {Highcharts.AnnotationMockPoint|Highcharts.Point} Highcharts.AnnotationPointType
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* @requires modules/annotations
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*/
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/* eslint-disable no-invalid-this, valid-jsdoc */
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/**
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* An annotation class which serves as a container for items like labels or
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* shapes. Created items are positioned on the chart either by linking them to
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* existing points or created mock points
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*
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* @class
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* @name Highcharts.Annotation
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*
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* @param {Highcharts.Chart} chart a chart instance
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* @param {Highcharts.AnnotationsOptions} userOptions the options object
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*/
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var Annotation = H.Annotation = function (chart, userOptions) {
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var labelsAndShapes;
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/**
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* The chart that the annotation belongs to.
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*
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* @type {Highcharts.Chart}
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*/
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this.chart = chart;
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/**
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* The array of points which defines the annotation.
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*
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* @type {Array<Highcharts.Point>}
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*/
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this.points = [];
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/**
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* The array of control points.
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*
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* @private
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* @name Highcharts.Annotation#controlPoints
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* @type {Array<Annotation.ControlPoint>}
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*/
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this.controlPoints = [];
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this.coll = 'annotations';
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/**
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* The array of labels which belong to the annotation.
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*
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* @private
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* @name Highcharts.Annotation#labels
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* @type {Array<Highcharts.AnnotationLabelType>}
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*/
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this.labels = [];
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/**
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* The array of shapes which belong to the annotation.
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*
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* @private
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* @name Highcharts.Annotation#shapes
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* @type {Array<Highcharts.AnnotationShapeType>}
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*/
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this.shapes = [];
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/**
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* The options for the annotations.
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*
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* @name Highcharts.Annotation#options
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* @type {Highcharts.AnnotationsOptions}
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*/
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this.options = merge(this.defaultOptions, userOptions);
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/**
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* The user options for the annotations.
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*
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* @name Highcharts.Annotation#userOptions
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* @type {Highcharts.AnnotationsOptions}
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*/
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this.userOptions = userOptions;
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// Handle labels and shapes - those are arrays
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// Merging does not work with arrays (stores reference)
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labelsAndShapes = this.getLabelsAndShapesOptions(this.options, userOptions);
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this.options.labels = labelsAndShapes.labels;
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this.options.shapes = labelsAndShapes.shapes;
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/**
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* The callback that reports to the overlapping-labels module which
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* labels it should account for.
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* @private
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* @name Highcharts.Annotation#labelCollector
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* @type {Function}
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*/
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/**
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* The group svg element.
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*
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* @name Highcharts.Annotation#group
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* @type {Highcharts.SVGElement}
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*/
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/**
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* The group svg element of the annotation's shapes.
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*
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* @name Highcharts.Annotation#shapesGroup
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* @type {Highcharts.SVGElement}
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*/
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/**
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* The group svg element of the annotation's labels.
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*
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* @name Highcharts.Annotation#labelsGroup
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* @type {Highcharts.SVGElement}
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*/
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this.init(chart, this.options);
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};
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merge(true, Annotation.prototype, controllableMixin, eventEmitterMixin,
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/** @lends Highcharts.Annotation# */
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{
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/**
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* List of events for `annotation.options.events` that should not be
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* added to `annotation.graphic` but to the `annotation`.
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*
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* @private
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* @type {Array<string>}
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*/
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nonDOMEvents: ['add', 'afterUpdate', 'drag', 'remove'],
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/**
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* A basic type of an annotation. It allows to add custom labels
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* or shapes. The items can be tied to points, axis coordinates
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* or chart pixel coordinates.
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*
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* @sample highcharts/annotations/basic/
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* Basic annotations
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* @sample highcharts/demo/annotations/
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* Advanced annotations
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* @sample highcharts/css/annotations
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* Styled mode
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* @sample highcharts/annotations-advanced/controllable
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* Controllable items
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* @sample {highstock} stock/annotations/fibonacci-retracements
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* Custom annotation, Fibonacci retracement
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*
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* @type {Array<*>}
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* @since 6.0.0
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* @requires modules/annotations
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* @optionparent annotations
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*
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* @private
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*/
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defaultOptions: {
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/**
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* Sets an ID for an annotation. Can be user later when removing an
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* annotation in [Chart#removeAnnotation(id)](
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* /class-reference/Highcharts.Chart#removeAnnotation) method.
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*
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* @type {number|string}
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* @apioption annotations.id
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*/
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/**
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* Whether the annotation is visible.
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*
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* @sample highcharts/annotations/visible/
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* Set annotation visibility
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*/
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visible: true,
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/**
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* Allow an annotation to be draggable by a user. Possible
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* values are `'x'`, `'xy'`, `'y'` and `''` (disabled).
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*
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* @sample highcharts/annotations/draggable/
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* Annotations draggable: 'xy'
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*
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* @type {Highcharts.AnnotationDraggableValue}
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*/
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draggable: 'xy',
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/**
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* Options for annotation's labels. Each label inherits options
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* from the labelOptions object. An option from the labelOptions
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* can be overwritten by config for a specific label.
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*
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* @requires modules/annotations
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*/
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labelOptions: {
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/**
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* The alignment of the annotation's label. If right,
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* the right side of the label should be touching the point.
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*
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* @sample highcharts/annotations/label-position/
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* Set labels position
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*
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* @type {Highcharts.AlignValue}
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*/
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align: 'center',
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/**
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* Whether to allow the annotation's labels to overlap.
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* To make the labels less sensitive for overlapping,
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* the can be set to 0.
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*
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* @sample highcharts/annotations/tooltip-like/
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* Hide overlapping labels
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*/
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allowOverlap: false,
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/**
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* The background color or gradient for the annotation's label.
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*
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* @sample highcharts/annotations/label-presentation/
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* Set labels graphic options
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*
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* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
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*/
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backgroundColor: 'rgba(0, 0, 0, 0.75)',
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/**
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* The border color for the annotation's label.
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*
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* @sample highcharts/annotations/label-presentation/
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* Set labels graphic options
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*
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* @type {Highcharts.ColorString}
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*/
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borderColor: 'black',
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/**
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* The border radius in pixels for the annotaiton's label.
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*
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* @sample highcharts/annotations/label-presentation/
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* Set labels graphic options
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*/
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borderRadius: 3,
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/**
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* The border width in pixels for the annotation's label
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*
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* @sample highcharts/annotations/label-presentation/
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* Set labels graphic options
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*/
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borderWidth: 1,
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/**
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* A class name for styling by CSS.
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*
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* @sample highcharts/css/annotations
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* Styled mode annotations
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*
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* @since 6.0.5
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*/
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className: '',
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/**
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* Whether to hide the annotation's label
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* that is outside the plot area.
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*
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* @sample highcharts/annotations/label-crop-overflow/
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* Crop or justify labels
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*/
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crop: false,
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/**
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* The label's pixel distance from the point.
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*
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* @sample highcharts/annotations/label-position/
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* Set labels position
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*
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* @type {number}
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* @apioption annotations.labelOptions.distance
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*/
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/**
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* A
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* [format](https://www.highcharts.com/docs/chart-concepts/labels-and-string-formatting)
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* string for the data label.
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*
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* @see [plotOptions.series.dataLabels.format](plotOptions.series.dataLabels.format.html)
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*
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* @sample highcharts/annotations/label-text/
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* Set labels text
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*
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* @type {string}
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* @apioption annotations.labelOptions.format
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*/
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/**
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* Alias for the format option.
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*
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* @see [format](annotations.labelOptions.format.html)
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*
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* @sample highcharts/annotations/label-text/
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* Set labels text
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*
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* @type {string}
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* @apioption annotations.labelOptions.text
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*/
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/**
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* Callback JavaScript function to format the annotation's
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* label. Note that if a `format` or `text` are defined, the
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* format or text take precedence and the formatter is ignored.
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* `This` refers to a point object.
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*
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* @sample highcharts/annotations/label-text/
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* Set labels text
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*
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* @type {Highcharts.FormatterCallbackFunction<Highcharts.Point>}
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* @default function () { return defined(this.y) ? this.y : 'Annotation label'; }
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*/
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formatter: function () {
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return defined(this.y) ? this.y : 'Annotation label';
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},
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/**
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* How to handle the annotation's label that flow outside the
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* plot area. The justify option aligns the label inside the
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* plot area.
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*
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* @sample highcharts/annotations/label-crop-overflow/
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* Crop or justify labels
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*
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* @validvalue ["allow", "justify"]
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*/
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overflow: 'justify',
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/**
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* When either the borderWidth or the backgroundColor is set,
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* this is the padding within the box.
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*
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* @sample highcharts/annotations/label-presentation/
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* Set labels graphic options
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*/
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padding: 5,
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/**
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* The shadow of the box. The shadow can be an object
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* configuration containing `color`, `offsetX`, `offsetY`,
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* `opacity` and `width`.
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*
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* @sample highcharts/annotations/label-presentation/
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* Set labels graphic options
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*
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* @type {boolean|Highcharts.ShadowOptionsObject}
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*/
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shadow: false,
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/**
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* The name of a symbol to use for the border around the label.
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* Symbols are predefined functions on the Renderer object.
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*
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* @sample highcharts/annotations/shapes/
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* Available shapes for labels
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*/
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shape: 'callout',
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/**
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* Styles for the annotation's label.
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*
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* @see [plotOptions.series.dataLabels.style](plotOptions.series.dataLabels.style.html)
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*
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* @sample highcharts/annotations/label-presentation/
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* Set labels graphic options
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*
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* @type {Highcharts.CSSObject}
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*/
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style: {
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/** @ignore */
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fontSize: '11px',
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/** @ignore */
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fontWeight: 'normal',
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/** @ignore */
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color: 'contrast'
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},
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/**
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* Whether to [use HTML](https://www.highcharts.com/docs/chart-concepts/labels-and-string-formatting#html)
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* to render the annotation's label.
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*/
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useHTML: false,
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/**
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* The vertical alignment of the annotation's label.
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*
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* @sample highcharts/annotations/label-position/
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* Set labels position
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*
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* @type {Highcharts.VerticalAlignValue}
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*/
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verticalAlign: 'bottom',
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/**
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* The x position offset of the label relative to the point.
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* Note that if a `distance` is defined, the distance takes
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* precedence over `x` and `y` options.
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*
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* @sample highcharts/annotations/label-position/
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* Set labels position
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*/
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x: 0,
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/**
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* The y position offset of the label relative to the point.
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* Note that if a `distance` is defined, the distance takes
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* precedence over `x` and `y` options.
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*
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* @sample highcharts/annotations/label-position/
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* Set labels position
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*/
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y: -16
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},
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/**
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* An array of labels for the annotation. For options that apply to
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* multiple labels, they can be added to the
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* [labelOptions](annotations.labelOptions.html).
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*
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* @type {Array<*>}
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* @extends annotations.labelOptions
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* @apioption annotations.labels
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*/
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/**
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* This option defines the point to which the label will be
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* connected. It can be either the point which exists in the
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* series - it is referenced by the point's id - or a new point with
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* defined x, y properties and optionally axes.
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*
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* @sample highcharts/annotations/mock-point/
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* Attach annotation to a mock point
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*
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* @declare Highcharts.AnnotationMockPointOptionsObject
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* @type {string|*}
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* @requires modules/annotations
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* @apioption annotations.labels.point
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*/
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/**
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* The x position of the point. Units can be either in axis
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* or chart pixel coordinates.
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*
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* @type {number}
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* @apioption annotations.labels.point.x
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*/
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/**
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* The y position of the point. Units can be either in axis
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* or chart pixel coordinates.
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*
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* @type {number}
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* @apioption annotations.labels.point.y
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*/
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/**
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* This number defines which xAxis the point is connected to. It
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* refers to either the axis id or the index of the axis in the
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* xAxis array. If the option is not configured or the axis is not
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* found the point's x coordinate refers to the chart pixels.
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*
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* @type {number|string|null}
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* @apioption annotations.labels.point.xAxis
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*/
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/**
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* This number defines which yAxis the point is connected to. It
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* refers to either the axis id or the index of the axis in the
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* yAxis array. If the option is not configured or the axis is not
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* found the point's y coordinate refers to the chart pixels.
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*
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* @type {number|string|null}
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* @apioption annotations.labels.point.yAxis
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*/
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/**
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* An array of shapes for the annotation. For options that apply to
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* multiple shapes, then can be added to the
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* [shapeOptions](annotations.shapeOptions.html).
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*
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* @type {Array<*>}
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* @extends annotations.shapeOptions
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* @apioption annotations.shapes
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*/
|
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/**
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* This option defines the point to which the shape will be
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* connected. It can be either the point which exists in the
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* series - it is referenced by the point's id - or a new point with
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* defined x, y properties and optionally axes.
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*
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* @declare Highcharts.AnnotationMockPointOptionsObject
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* @type {string|Highcharts.AnnotationMockPointOptionsObject}
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* @extends annotations.labels.point
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* @apioption annotations.shapes.point
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*/
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/**
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* An array of points for the shape. This option is available for
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* shapes which can use multiple points such as path. A point can be
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* either a point object or a point's id.
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*
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* @see [annotations.shapes.point](annotations.shapes.point.html)
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*
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* @declare Highcharts.AnnotationMockPointOptionsObject
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* @type {Array<string|*>}
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* @extends annotations.labels.point
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* @apioption annotations.shapes.points
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*/
|
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/**
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* The URL for an image to use as the annotation shape. Note,
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* type has to be set to `'image'`.
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*
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* @see [annotations.shapes.type](annotations.shapes.type)
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* @sample highcharts/annotations/shape-src/
|
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* Define a marker image url for annotations
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*
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* @type {string}
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* @apioption annotations.shapes.src
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*/
|
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/**
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* Id of the marker which will be drawn at the final vertex of the
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* path. Custom markers can be defined in defs property.
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*
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* @see [defs.markers](defs.markers.html)
|
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*
|
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* @sample highcharts/annotations/custom-markers/
|
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* Define a custom marker for annotations
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*
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* @type {string}
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* @apioption annotations.shapes.markerEnd
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*/
|
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/**
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* Id of the marker which will be drawn at the first vertex of the
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|
* path. Custom markers can be defined in defs property.
|
|
*
|
|
* @see [defs.markers](defs.markers.html)
|
|
*
|
|
* @sample {highcharts} highcharts/annotations/custom-markers/
|
|
* Define a custom marker for annotations
|
|
*
|
|
* @type {string}
|
|
* @apioption annotations.shapes.markerStart
|
|
*/
|
|
/**
|
|
* Options for annotation's shapes. Each shape inherits options from
|
|
* the shapeOptions object. An option from the shapeOptions can be
|
|
* overwritten by config for a specific shape.
|
|
*
|
|
* @requires modules/annotations
|
|
*/
|
|
shapeOptions: {
|
|
/**
|
|
* The width of the shape.
|
|
*
|
|
* @sample highcharts/annotations/shape/
|
|
* Basic shape annotation
|
|
*
|
|
* @type {number}
|
|
* @apioption annotations.shapeOptions.width
|
|
**/
|
|
/**
|
|
* The height of the shape.
|
|
*
|
|
* @sample highcharts/annotations/shape/
|
|
* Basic shape annotation
|
|
*
|
|
* @type {number}
|
|
* @apioption annotations.shapeOptions.height
|
|
*/
|
|
/**
|
|
* The type of the shape, e.g. circle or rectangle.
|
|
*
|
|
* @sample highcharts/annotations/shape/
|
|
* Basic shape annotation
|
|
*
|
|
* @type {string}
|
|
* @default 'rect'
|
|
* @apioption annotations.shapeOptions.type
|
|
*/
|
|
/**
|
|
* The URL for an image to use as the annotation shape. Note,
|
|
* type has to be set to `'image'`.
|
|
*
|
|
* @see [annotations.shapeOptions.type](annotations.shapeOptions.type)
|
|
* @sample highcharts/annotations/shape-src/
|
|
* Define a marker image url for annotations
|
|
*
|
|
* @type {string}
|
|
* @apioption annotations.shapeOptions.src
|
|
*/
|
|
/**
|
|
* Name of the dash style to use for the shape's stroke.
|
|
*
|
|
* @sample {highcharts} highcharts/plotoptions/series-dashstyle-all/
|
|
* Possible values demonstrated
|
|
*
|
|
* @type {Highcharts.DashStyleValue}
|
|
* @apioption annotations.shapeOptions.dashStyle
|
|
*/
|
|
/**
|
|
* The color of the shape's stroke.
|
|
*
|
|
* @sample highcharts/annotations/shape/
|
|
* Basic shape annotation
|
|
*
|
|
* @type {Highcharts.ColorString}
|
|
*/
|
|
stroke: 'rgba(0, 0, 0, 0.75)',
|
|
/**
|
|
* The pixel stroke width of the shape.
|
|
*
|
|
* @sample highcharts/annotations/shape/
|
|
* Basic shape annotation
|
|
*/
|
|
strokeWidth: 1,
|
|
/**
|
|
* The color of the shape's fill.
|
|
*
|
|
* @sample highcharts/annotations/shape/
|
|
* Basic shape annotation
|
|
*
|
|
* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
|
|
*/
|
|
fill: 'rgba(0, 0, 0, 0.75)',
|
|
/**
|
|
* The radius of the shape.
|
|
*
|
|
* @sample highcharts/annotations/shape/
|
|
* Basic shape annotation
|
|
*/
|
|
r: 0,
|
|
/**
|
|
* Defines additional snapping area around an annotation
|
|
* making this annotation to focus. Defined in pixels.
|
|
*/
|
|
snap: 2
|
|
},
|
|
/**
|
|
* Options for annotation's control points. Each control point
|
|
* inherits options from controlPointOptions object.
|
|
* Options from the controlPointOptions can be overwritten
|
|
* by options in a specific control point.
|
|
*
|
|
* @declare Highcharts.AnnotationControlPointOptionsObject
|
|
* @requires modules/annotations
|
|
* @apioption annotations.controlPointOptions
|
|
*/
|
|
controlPointOptions: {
|
|
/**
|
|
* @type {Highcharts.AnnotationControlPointPositionerFunction}
|
|
* @apioption annotations.controlPointOptions.positioner
|
|
*/
|
|
symbol: 'circle',
|
|
width: 10,
|
|
height: 10,
|
|
style: {
|
|
stroke: 'black',
|
|
'stroke-width': 2,
|
|
fill: 'white'
|
|
},
|
|
visible: false,
|
|
events: {}
|
|
},
|
|
/**
|
|
* Event callback when annotation is added to the chart.
|
|
*
|
|
* @type {Highcharts.EventCallbackFunction<Highcharts.Annotation>}
|
|
* @since 7.1.0
|
|
* @apioption annotations.events.add
|
|
*/
|
|
/**
|
|
* Event callback when annotation is updated (e.g. drag and
|
|
* droppped or resized by control points).
|
|
*
|
|
* @type {Highcharts.EventCallbackFunction<Highcharts.Annotation>}
|
|
* @since 7.1.0
|
|
* @apioption annotations.events.afterUpdate
|
|
*/
|
|
/**
|
|
* Event callback when annotation is removed from the chart.
|
|
*
|
|
* @type {Highcharts.EventCallbackFunction<Highcharts.Annotation>}
|
|
* @since 7.1.0
|
|
* @apioption annotations.events.remove
|
|
*/
|
|
/**
|
|
* Events available in annotations.
|
|
*
|
|
* @requires modules/annotations
|
|
*/
|
|
events: {},
|
|
/**
|
|
* The Z index of the annotation.
|
|
*/
|
|
zIndex: 6
|
|
},
|
|
/**
|
|
* Initialize the annotation.
|
|
* @private
|
|
*/
|
|
init: function () {
|
|
this.linkPoints();
|
|
this.addControlPoints();
|
|
this.addShapes();
|
|
this.addLabels();
|
|
this.setLabelCollector();
|
|
},
|
|
getLabelsAndShapesOptions: function (baseOptions, newOptions) {
|
|
var mergedOptions = {};
|
|
['labels', 'shapes'].forEach(function (name) {
|
|
if (baseOptions[name]) {
|
|
mergedOptions[name] = splat(newOptions[name]).map(function (basicOptions, i) {
|
|
return merge(baseOptions[name][i], basicOptions);
|
|
});
|
|
}
|
|
});
|
|
return mergedOptions;
|
|
},
|
|
addShapes: function () {
|
|
(this.options.shapes || []).forEach(function (shapeOptions, i) {
|
|
var shape = this.initShape(shapeOptions, i);
|
|
merge(true, this.options.shapes[i], shape.options);
|
|
}, this);
|
|
},
|
|
addLabels: function () {
|
|
(this.options.labels || []).forEach(function (labelsOptions, i) {
|
|
var labels = this.initLabel(labelsOptions, i);
|
|
merge(true, this.options.labels[i], labels.options);
|
|
}, this);
|
|
},
|
|
addClipPaths: function () {
|
|
this.setClipAxes();
|
|
if (this.clipXAxis && this.clipYAxis) {
|
|
this.clipRect = this.chart.renderer.clipRect(this.getClipBox());
|
|
}
|
|
},
|
|
setClipAxes: function () {
|
|
var xAxes = this.chart.xAxis, yAxes = this.chart.yAxis, linkedAxes = (this.options.labels || [])
|
|
.concat(this.options.shapes || [])
|
|
.reduce(function (axes, labelOrShape) {
|
|
return [
|
|
xAxes[labelOrShape &&
|
|
labelOrShape.point &&
|
|
labelOrShape.point.xAxis] || axes[0],
|
|
yAxes[labelOrShape &&
|
|
labelOrShape.point &&
|
|
labelOrShape.point.yAxis] || axes[1]
|
|
];
|
|
}, []);
|
|
this.clipXAxis = linkedAxes[0];
|
|
this.clipYAxis = linkedAxes[1];
|
|
},
|
|
getClipBox: function () {
|
|
if (this.clipXAxis && this.clipYAxis) {
|
|
return {
|
|
x: this.clipXAxis.left,
|
|
y: this.clipYAxis.top,
|
|
width: this.clipXAxis.width,
|
|
height: this.clipYAxis.height
|
|
};
|
|
}
|
|
},
|
|
setLabelCollector: function () {
|
|
var annotation = this;
|
|
annotation.labelCollector = function () {
|
|
return annotation.labels.reduce(function (labels, label) {
|
|
if (!label.options.allowOverlap) {
|
|
labels.push(label.graphic);
|
|
}
|
|
return labels;
|
|
}, []);
|
|
};
|
|
annotation.chart.labelCollectors.push(annotation.labelCollector);
|
|
},
|
|
/**
|
|
* Set an annotation options.
|
|
* @private
|
|
* @param {Highcharts.AnnotationsOptions} - user options for an annotation
|
|
*/
|
|
setOptions: function (userOptions) {
|
|
this.options = merge(this.defaultOptions, userOptions);
|
|
},
|
|
redraw: function (animation) {
|
|
this.linkPoints();
|
|
if (!this.graphic) {
|
|
this.render();
|
|
}
|
|
if (this.clipRect) {
|
|
this.clipRect.animate(this.getClipBox());
|
|
}
|
|
this.redrawItems(this.shapes, animation);
|
|
this.redrawItems(this.labels, animation);
|
|
controllableMixin.redraw.call(this, animation);
|
|
},
|
|
/**
|
|
* @private
|
|
* @param {Array<Highcharts.AnnotationControllable>} items
|
|
* @param {boolean} [animation]
|
|
*/
|
|
redrawItems: function (items, animation) {
|
|
var i = items.length;
|
|
// needs a backward loop
|
|
// labels/shapes array might be modified
|
|
// due to destruction of the item
|
|
while (i--) {
|
|
this.redrawItem(items[i], animation);
|
|
}
|
|
},
|
|
/**
|
|
* @private
|
|
* @param {Array<Highcharts.AnnotationControllable>} items
|
|
*/
|
|
renderItems: function (items) {
|
|
var i = items.length;
|
|
while (i--) {
|
|
this.renderItem(items[i]);
|
|
}
|
|
},
|
|
render: function () {
|
|
var renderer = this.chart.renderer;
|
|
this.graphic = renderer
|
|
.g('annotation')
|
|
.attr({
|
|
zIndex: this.options.zIndex,
|
|
visibility: this.options.visible ?
|
|
'visible' :
|
|
'hidden'
|
|
})
|
|
.add();
|
|
this.shapesGroup = renderer
|
|
.g('annotation-shapes')
|
|
.add(this.graphic)
|
|
.clip(this.chart.plotBoxClip);
|
|
this.labelsGroup = renderer
|
|
.g('annotation-labels')
|
|
.attr({
|
|
// hideOverlappingLabels requires translation
|
|
translateX: 0,
|
|
translateY: 0
|
|
})
|
|
.add(this.graphic);
|
|
this.addClipPaths();
|
|
if (this.clipRect) {
|
|
this.graphic.clip(this.clipRect);
|
|
}
|
|
// Render shapes and labels before adding events (#13070).
|
|
this.renderItems(this.shapes);
|
|
this.renderItems(this.labels);
|
|
this.addEvents();
|
|
controllableMixin.render.call(this);
|
|
},
|
|
/**
|
|
* Set the annotation's visibility.
|
|
* @private
|
|
* @param {boolean} [visible]
|
|
* Whether to show or hide an annotation. If the param is omitted, the
|
|
* annotation's visibility is toggled.
|
|
*/
|
|
setVisibility: function (visible) {
|
|
var options = this.options, visibility = pick(visible, !options.visible);
|
|
this.graphic.attr('visibility', visibility ? 'visible' : 'hidden');
|
|
if (!visibility) {
|
|
this.setControlPointsVisibility(false);
|
|
}
|
|
options.visible = visibility;
|
|
},
|
|
setControlPointsVisibility: function (visible) {
|
|
var setItemControlPointsVisibility = function (item) {
|
|
item.setControlPointsVisibility(visible);
|
|
};
|
|
controllableMixin.setControlPointsVisibility.call(this, visible);
|
|
this.shapes.forEach(setItemControlPointsVisibility);
|
|
this.labels.forEach(setItemControlPointsVisibility);
|
|
},
|
|
/**
|
|
* Destroy the annotation. This function does not touch the chart
|
|
* that the annotation belongs to (all annotations are kept in
|
|
* the chart.annotations array) - it is recommended to use
|
|
* {@link Highcharts.Chart#removeAnnotation} instead.
|
|
* @private
|
|
*/
|
|
destroy: function () {
|
|
var chart = this.chart, destroyItem = function (item) {
|
|
item.destroy();
|
|
};
|
|
this.labels.forEach(destroyItem);
|
|
this.shapes.forEach(destroyItem);
|
|
this.clipXAxis = null;
|
|
this.clipYAxis = null;
|
|
erase(chart.labelCollectors, this.labelCollector);
|
|
eventEmitterMixin.destroy.call(this);
|
|
controllableMixin.destroy.call(this);
|
|
destroyObjectProperties(this, chart);
|
|
},
|
|
/**
|
|
* See {@link Highcharts.Chart#removeAnnotation}.
|
|
* @private
|
|
*/
|
|
remove: function () {
|
|
// Let chart.update() remove annoations on demand
|
|
return this.chart.removeAnnotation(this);
|
|
},
|
|
/**
|
|
* Updates an annotation.
|
|
*
|
|
* @function Highcharts.Annotation#update
|
|
*
|
|
* @param {Partial<Highcharts.AnnotationsOptions>} userOptions
|
|
* New user options for the annotation.
|
|
*
|
|
* @return {void}
|
|
*/
|
|
update: function (userOptions, redraw) {
|
|
var chart = this.chart, labelsAndShapes = this.getLabelsAndShapesOptions(this.userOptions, userOptions), userOptionsIndex = chart.annotations.indexOf(this), options = merge(true, this.userOptions, userOptions);
|
|
options.labels = labelsAndShapes.labels;
|
|
options.shapes = labelsAndShapes.shapes;
|
|
this.destroy();
|
|
this.constructor(chart, options);
|
|
// Update options in chart options, used in exporting (#9767):
|
|
chart.options.annotations[userOptionsIndex] = options;
|
|
this.isUpdating = true;
|
|
if (pick(redraw, true)) {
|
|
chart.redraw();
|
|
}
|
|
fireEvent(this, 'afterUpdate');
|
|
this.isUpdating = false;
|
|
},
|
|
/* *************************************************************
|
|
* ITEM SECTION
|
|
* Contains methods for handling a single item in an annotation
|
|
**************************************************************** */
|
|
/**
|
|
* Initialisation of a single shape
|
|
* @private
|
|
* @param {Object} shapeOptions - a confg object for a single shape
|
|
*/
|
|
initShape: function (shapeOptions, index) {
|
|
var options = merge(this.options.shapeOptions, {
|
|
controlPointOptions: this.options.controlPointOptions
|
|
}, shapeOptions), shape = new Annotation.shapesMap[options.type](this, options, index);
|
|
shape.itemType = 'shape';
|
|
this.shapes.push(shape);
|
|
return shape;
|
|
},
|
|
/**
|
|
* Initialisation of a single label
|
|
* @private
|
|
*/
|
|
initLabel: function (labelOptions, index) {
|
|
var options = merge(this.options.labelOptions, {
|
|
controlPointOptions: this.options.controlPointOptions
|
|
}, labelOptions), label = new ControllableLabel(this, options, index);
|
|
label.itemType = 'label';
|
|
this.labels.push(label);
|
|
return label;
|
|
},
|
|
/**
|
|
* Redraw a single item.
|
|
* @private
|
|
* @param {Annotation.Label|Annotation.Shape} item
|
|
* @param {boolean} [animation]
|
|
*/
|
|
redrawItem: function (item, animation) {
|
|
item.linkPoints();
|
|
if (!item.shouldBeDrawn()) {
|
|
this.destroyItem(item);
|
|
}
|
|
else {
|
|
if (!item.graphic) {
|
|
this.renderItem(item);
|
|
}
|
|
item.redraw(pick(animation, true) && item.graphic.placed);
|
|
if (item.points.length) {
|
|
this.adjustVisibility(item);
|
|
}
|
|
}
|
|
},
|
|
/**
|
|
* Hide or show annotaiton attached to points.
|
|
* @private
|
|
* @param {Annotation.Label|Annotation.Shape} item
|
|
*/
|
|
adjustVisibility: function (item) {
|
|
var hasVisiblePoints = false, label = item.graphic;
|
|
item.points.forEach(function (point) {
|
|
if (point.series.visible !== false &&
|
|
point.visible !== false) {
|
|
hasVisiblePoints = true;
|
|
}
|
|
});
|
|
if (!hasVisiblePoints) {
|
|
label.hide();
|
|
}
|
|
else if (label.visibility === 'hidden') {
|
|
label.show();
|
|
}
|
|
},
|
|
/**
|
|
* Destroy a single item.
|
|
* @private
|
|
* @param {Annotation.Label|Annotation.Shape} item
|
|
*/
|
|
destroyItem: function (item) {
|
|
// erase from shapes or labels array
|
|
erase(this[item.itemType + 's'], item);
|
|
item.destroy();
|
|
},
|
|
/**
|
|
* @private
|
|
*/
|
|
renderItem: function (item) {
|
|
item.render(item.itemType === 'label' ?
|
|
this.labelsGroup :
|
|
this.shapesGroup);
|
|
}
|
|
});
|
|
/**
|
|
* An object uses for mapping between a shape type and a constructor.
|
|
* To add a new shape type extend this object with type name as a key
|
|
* and a constructor as its value.
|
|
*/
|
|
Annotation.shapesMap = {
|
|
'rect': ControllableRect,
|
|
'circle': ControllableCircle,
|
|
'path': ControllablePath,
|
|
'image': ControllableImage
|
|
};
|
|
Annotation.types = {};
|
|
Annotation.MockPoint = MockPoint;
|
|
Annotation.ControlPoint = ControlPoint;
|
|
H.extendAnnotation = function (Constructor, BaseConstructor, prototype, defaultOptions) {
|
|
BaseConstructor = BaseConstructor || Annotation;
|
|
merge(true, Constructor.prototype, BaseConstructor.prototype, prototype);
|
|
Constructor.prototype.defaultOptions = merge(Constructor.prototype.defaultOptions, defaultOptions || {});
|
|
};
|
|
/* *********************************************************************
|
|
*
|
|
* EXTENDING CHART PROTOTYPE
|
|
*
|
|
******************************************************************** */
|
|
extend(chartProto, /** @lends Highcharts.Chart# */ {
|
|
initAnnotation: function (userOptions) {
|
|
var Constructor = Annotation.types[userOptions.type] || Annotation, annotation = new Constructor(this, userOptions);
|
|
this.annotations.push(annotation);
|
|
return annotation;
|
|
},
|
|
/**
|
|
* Add an annotation to the chart after render time.
|
|
*
|
|
* @param {Highcharts.AnnotationsOptions} options
|
|
* The annotation options for the new, detailed annotation.
|
|
* @param {boolean} [redraw]
|
|
*
|
|
* @return {Highcharts.Annotation} - The newly generated annotation.
|
|
*/
|
|
addAnnotation: function (userOptions, redraw) {
|
|
var annotation = this.initAnnotation(userOptions);
|
|
this.options.annotations.push(annotation.options);
|
|
if (pick(redraw, true)) {
|
|
annotation.redraw();
|
|
}
|
|
return annotation;
|
|
},
|
|
/**
|
|
* Remove an annotation from the chart.
|
|
*
|
|
* @param {number|string|Highcharts.Annotation} idOrAnnotation
|
|
* The annotation's id or direct annotation object.
|
|
*/
|
|
removeAnnotation: function (idOrAnnotation) {
|
|
var annotations = this.annotations, annotation = idOrAnnotation.coll === 'annotations' ?
|
|
idOrAnnotation :
|
|
find(annotations, function (annotation) {
|
|
return annotation.options.id === idOrAnnotation;
|
|
});
|
|
if (annotation) {
|
|
fireEvent(annotation, 'remove');
|
|
erase(this.options.annotations, annotation.options);
|
|
erase(annotations, annotation);
|
|
annotation.destroy();
|
|
}
|
|
},
|
|
drawAnnotations: function () {
|
|
this.plotBoxClip.attr(this.plotBox);
|
|
this.annotations.forEach(function (annotation) {
|
|
annotation.redraw();
|
|
});
|
|
}
|
|
});
|
|
// Let chart.update() update annotations
|
|
chartProto.collectionsWithUpdate.push('annotations');
|
|
// Let chart.update() create annoations on demand
|
|
chartProto.collectionsWithInit.annotations = [chartProto.addAnnotation];
|
|
chartProto.callbacks.push(function (chart) {
|
|
chart.annotations = [];
|
|
if (!chart.options.annotations) {
|
|
chart.options.annotations = [];
|
|
}
|
|
chart.plotBoxClip = this.renderer.clipRect(this.plotBox);
|
|
chart.controlPointsGroup = chart.renderer
|
|
.g('control-points')
|
|
.attr({ zIndex: 99 })
|
|
.clip(chart.plotBoxClip)
|
|
.add();
|
|
chart.options.annotations.forEach(function (annotationOptions, i) {
|
|
var annotation = chart.initAnnotation(annotationOptions);
|
|
chart.options.annotations[i] = annotation.options;
|
|
});
|
|
chart.drawAnnotations();
|
|
addEvent(chart, 'redraw', chart.drawAnnotations);
|
|
addEvent(chart, 'destroy', function () {
|
|
chart.plotBoxClip.destroy();
|
|
chart.controlPointsGroup.destroy();
|
|
});
|
|
});
|
|
wrap(H.Pointer.prototype, 'onContainerMouseDown', function (proceed) {
|
|
if (!this.chart.hasDraggedAnnotation) {
|
|
proceed.apply(this, Array.prototype.slice.call(arguments, 1));
|
|
}
|
|
});
|