579 lines
26 KiB
JavaScript
579 lines
26 KiB
JavaScript
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/**
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* @license Highcharts JS v8.1.0 (2020-05-05)
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*
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* Module for adding patterns and images as point fills.
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*
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* (c) 2010-2019 Highsoft AS
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* Author: Torstein Hønsi, Øystein Moseng
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*
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* License: www.highcharts.com/license
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*/
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'use strict';
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(function (factory) {
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if (typeof module === 'object' && module.exports) {
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factory['default'] = factory;
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module.exports = factory;
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} else if (typeof define === 'function' && define.amd) {
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define('highcharts/modules/pattern-fill', ['highcharts'], function (Highcharts) {
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factory(Highcharts);
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factory.Highcharts = Highcharts;
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return factory;
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});
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} else {
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factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
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}
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}(function (Highcharts) {
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var _modules = Highcharts ? Highcharts._modules : {};
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function _registerModule(obj, path, args, fn) {
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if (!obj.hasOwnProperty(path)) {
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obj[path] = fn.apply(null, args);
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}
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}
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_registerModule(_modules, 'modules/pattern-fill.src.js', [_modules['parts/Globals.js'], _modules['parts/Point.js'], _modules['parts/Utilities.js']], function (H, Point, U) {
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/* *
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*
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* Module for using patterns or images as point fills.
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*
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* (c) 2010-2020 Highsoft AS
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* Author: Torstein Hønsi, Øystein Moseng
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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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/**
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* Pattern options
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*
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* @interface Highcharts.PatternOptionsObject
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*/ /**
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* Background color for the pattern if a `path` is set (not images).
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* @name Highcharts.PatternOptionsObject#backgroundColor
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* @type {Highcharts.ColorString}
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*/ /**
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* URL to an image to use as the pattern.
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* @name Highcharts.PatternOptionsObject#image
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* @type {string}
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*/ /**
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* Width of the pattern. For images this is automatically set to the width of
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* the element bounding box if not supplied. For non-image patterns the default
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* is 32px. Note that automatic resizing of image patterns to fill a bounding
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* box dynamically is only supported for patterns with an automatically
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* calculated ID.
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* @name Highcharts.PatternOptionsObject#width
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* @type {number}
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*/ /**
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* Analogous to pattern.width.
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* @name Highcharts.PatternOptionsObject#height
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* @type {number}
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*/ /**
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* For automatically calculated width and height on images, it is possible to
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* set an aspect ratio. The image will be zoomed to fill the bounding box,
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* maintaining the aspect ratio defined.
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* @name Highcharts.PatternOptionsObject#aspectRatio
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* @type {number}
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*/ /**
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* Horizontal offset of the pattern. Defaults to 0.
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* @name Highcharts.PatternOptionsObject#x
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* @type {number|undefined}
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*/ /**
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* Vertical offset of the pattern. Defaults to 0.
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* @name Highcharts.PatternOptionsObject#y
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* @type {number|undefined}
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*/ /**
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* Either an SVG path as string, or an object. As an object, supply the path
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* string in the `path.d` property. Other supported properties are standard SVG
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* attributes like `path.stroke` and `path.fill`. If a path is supplied for the
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* pattern, the `image` property is ignored.
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* @name Highcharts.PatternOptionsObject#path
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* @type {string|Highcharts.SVGAttributes}
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*/ /**
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* SVG `patternTransform` to apply to the entire pattern.
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* @name Highcharts.PatternOptionsObject#patternTransform
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* @type {string}
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* @see [patternTransform demo](https://jsfiddle.net/gh/get/library/pure/highcharts/highcharts/tree/master/samples/highcharts/series/pattern-fill-transform)
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*/ /**
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* Pattern color, used as default path stroke.
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* @name Highcharts.PatternOptionsObject#color
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* @type {Highcharts.ColorString}
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*/ /**
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* Opacity of the pattern as a float value from 0 to 1.
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* @name Highcharts.PatternOptionsObject#opacity
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* @type {number}
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*/ /**
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* ID to assign to the pattern. This is automatically computed if not added, and
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* identical patterns are reused. To refer to an existing pattern for a
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* Highcharts color, use `color: "url(#pattern-id)"`.
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* @name Highcharts.PatternOptionsObject#id
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* @type {string|undefined}
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*/
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/**
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* Holds a pattern definition.
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*
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* @sample highcharts/series/pattern-fill-area/
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* Define a custom path pattern
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* @sample highcharts/series/pattern-fill-pie/
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* Default patterns and a custom image pattern
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* @sample maps/demo/pattern-fill-map/
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* Custom images on map
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*
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* @example
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* // Pattern used as a color option
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* color: {
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* pattern: {
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* path: {
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* d: 'M 3 3 L 8 3 L 8 8 Z',
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* fill: '#102045'
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* },
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* width: 12,
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* height: 12,
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* color: '#907000',
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* opacity: 0.5
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* }
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* }
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*
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* @interface Highcharts.PatternObject
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*/ /**
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* Pattern options
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* @name Highcharts.PatternObject#pattern
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* @type {Highcharts.PatternOptionsObject}
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*/ /**
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* Animation options for the image pattern loading.
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* @name Highcharts.PatternObject#animation
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* @type {boolean|Highcharts.AnimationOptionsObject|undefined}
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*/ /**
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* Optionally an index referencing which pattern to use. Highcharts adds
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* 10 default patterns to the `Highcharts.patterns` array. Additional
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* pattern definitions can be pushed to this array if desired. This option
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* is an index into this array.
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* @name Highcharts.PatternObject#patternIndex
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* @type {number|undefined}
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*/
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''; // detach doclets above
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var addEvent = U.addEvent, animObject = U.animObject, erase = U.erase, merge = U.merge, pick = U.pick, removeEvent = U.removeEvent, wrap = U.wrap;
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// Add the predefined patterns
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H.patterns = (function () {
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var patterns = [], colors = H.getOptions().colors;
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[
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'M 0 0 L 10 10 M 9 -1 L 11 1 M -1 9 L 1 11',
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'M 0 10 L 10 0 M -1 1 L 1 -1 M 9 11 L 11 9',
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'M 3 0 L 3 10 M 8 0 L 8 10',
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'M 0 3 L 10 3 M 0 8 L 10 8',
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'M 0 3 L 5 3 L 5 0 M 5 10 L 5 7 L 10 7',
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'M 3 3 L 8 3 L 8 8 L 3 8 Z',
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'M 5 5 m -4 0 a 4 4 0 1 1 8 0 a 4 4 0 1 1 -8 0',
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'M 10 3 L 5 3 L 5 0 M 5 10 L 5 7 L 0 7',
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'M 2 5 L 5 2 L 8 5 L 5 8 Z',
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'M 0 0 L 5 10 L 10 0'
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].forEach(function (pattern, i) {
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patterns.push({
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path: pattern,
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color: colors[i],
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width: 10,
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height: 10
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});
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});
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return patterns;
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})();
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/**
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* Utility function to compute a hash value from an object. Modified Java
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* String.hashCode implementation in JS. Use the preSeed parameter to add an
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* additional seeding step.
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*
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* @private
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* @function hashFromObject
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*
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* @param {object} obj
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* The javascript object to compute the hash from.
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*
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* @param {boolean} [preSeed=false]
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* Add an optional preSeed stage.
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*
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* @return {string}
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* The computed hash.
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*/
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function hashFromObject(obj, preSeed) {
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var str = JSON.stringify(obj), strLen = str.length || 0, hash = 0, i = 0, char, seedStep;
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if (preSeed) {
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seedStep = Math.max(Math.floor(strLen / 500), 1);
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for (var a = 0; a < strLen; a += seedStep) {
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hash += str.charCodeAt(a);
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}
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hash = hash & hash;
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}
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for (; i < strLen; ++i) {
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char = str.charCodeAt(i);
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hash = ((hash << 5) - hash) + char;
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hash = hash & hash;
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}
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return hash.toString(16).replace('-', '1');
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}
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/**
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* Set dimensions on pattern from point. This function will set internal
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* pattern._width/_height properties if width and height are not both already
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* set. We only do this on image patterns. The _width/_height properties are set
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* to the size of the bounding box of the point, optionally taking aspect ratio
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* into account. If only one of width or height are supplied as options, the
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* undefined option is calculated as above.
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*
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* @private
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* @function Highcharts.Point#calculatePatternDimensions
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*
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* @param {Highcharts.PatternOptionsObject} pattern
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* The pattern to set dimensions on.
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*
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* @return {void}
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*
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* @requires modules/pattern-fill
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*/
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Point.prototype.calculatePatternDimensions = function (pattern) {
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if (pattern.width && pattern.height) {
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return;
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}
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var bBox = this.graphic && (this.graphic.getBBox &&
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this.graphic.getBBox(true) ||
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this.graphic.element &&
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this.graphic.element.getBBox()) || {}, shapeArgs = this.shapeArgs;
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// Prefer using shapeArgs, as it is animation agnostic
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if (shapeArgs) {
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bBox.width = shapeArgs.width || bBox.width;
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bBox.height = shapeArgs.height || bBox.height;
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bBox.x = shapeArgs.x || bBox.x;
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bBox.y = shapeArgs.y || bBox.y;
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}
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// For images we stretch to bounding box
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if (pattern.image) {
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// If we do not have a bounding box at this point, simply add a defer
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// key and pick this up in the fillSetter handler, where the bounding
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// box should exist.
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if (!bBox.width || !bBox.height) {
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pattern._width = 'defer';
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pattern._height = 'defer';
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return;
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}
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// Handle aspect ratio filling
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if (pattern.aspectRatio) {
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bBox.aspectRatio = bBox.width / bBox.height;
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if (pattern.aspectRatio > bBox.aspectRatio) {
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// Height of bBox will determine width
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bBox.aspectWidth = bBox.height * pattern.aspectRatio;
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}
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else {
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// Width of bBox will determine height
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bBox.aspectHeight = bBox.width / pattern.aspectRatio;
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}
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}
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// We set the width/height on internal properties to differentiate
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// between the options set by a user and by this function.
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pattern._width = pattern.width ||
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Math.ceil(bBox.aspectWidth || bBox.width);
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pattern._height = pattern.height ||
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Math.ceil(bBox.aspectHeight || bBox.height);
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}
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// Set x/y accordingly, centering if using aspect ratio, otherwise adjusting
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// so bounding box corner is 0,0 of pattern.
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if (!pattern.width) {
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pattern._x = pattern.x || 0;
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pattern._x += bBox.x - Math.round(bBox.aspectWidth ?
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Math.abs(bBox.aspectWidth - bBox.width) / 2 :
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0);
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}
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if (!pattern.height) {
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pattern._y = pattern.y || 0;
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pattern._y += bBox.y - Math.round(bBox.aspectHeight ?
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Math.abs(bBox.aspectHeight - bBox.height) / 2 :
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0);
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}
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};
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/* eslint-disable no-invalid-this */
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/**
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* Add a pattern to the renderer.
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*
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* @private
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* @function Highcharts.SVGRenderer#addPattern
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*
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* @param {Highcharts.PatternObject} options
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* The pattern options.
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*
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* @param {boolean|Highcharts.AnimationOptionsObject} [animation]
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* The animation options.
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*
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* @return {Highcharts.SVGElement|undefined}
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* The added pattern. Undefined if the pattern already exists.
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*
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* @requires modules/pattern-fill
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*/
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H.SVGRenderer.prototype.addPattern = function (options, animation) {
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var pattern, animate = pick(animation, true), animationOptions = animObject(animate), path, defaultSize = 32, width = options.width || options._width || defaultSize, height = (options.height || options._height || defaultSize), color = options.color || '#343434', id = options.id, ren = this, rect = function (fill) {
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ren.rect(0, 0, width, height)
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.attr({ fill: fill })
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.add(pattern);
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}, attribs;
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if (!id) {
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this.idCounter = this.idCounter || 0;
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id = 'highcharts-pattern-' + this.idCounter + '-' + (this.chartIndex || 0);
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++this.idCounter;
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}
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// Do nothing if ID already exists
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this.defIds = this.defIds || [];
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if (this.defIds.indexOf(id) > -1) {
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return;
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}
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// Store ID in list to avoid duplicates
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||
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this.defIds.push(id);
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// Calculate pattern element attributes
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||
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var attrs = {
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||
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id: id,
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patternUnits: 'userSpaceOnUse',
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patternContentUnits: options.patternContentUnits || 'userSpaceOnUse',
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width: width,
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height: height,
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x: options._x || options.x || 0,
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y: options._y || options.y || 0
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};
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if (options.patternTransform) {
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attrs.patternTransform = options.patternTransform;
|
||
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}
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pattern = this.createElement('pattern').attr(attrs).add(this.defs);
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// Set id on the SVGRenderer object
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pattern.id = id;
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// Use an SVG path for the pattern
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||
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if (options.path) {
|
||
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path = options.path;
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||
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// The background
|
||
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if (options.backgroundColor) {
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||
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rect(options.backgroundColor);
|
||
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}
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||
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// The pattern
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||
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attribs = {
|
||
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'd': path.d || path
|
||
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};
|
||
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if (!this.styledMode) {
|
||
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attribs.stroke = path.stroke || color;
|
||
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attribs['stroke-width'] = pick(path.strokeWidth, 2);
|
||
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attribs.fill = path.fill || 'none';
|
||
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}
|
||
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if (path.transform) {
|
||
|
|
attribs.transform = path.transform;
|
||
|
|
}
|
||
|
|
this.createElement('path').attr(attribs).add(pattern);
|
||
|
|
pattern.color = color;
|
||
|
|
// Image pattern
|
||
|
|
}
|
||
|
|
else if (options.image) {
|
||
|
|
if (animate) {
|
||
|
|
this.image(options.image, 0, 0, width, height, function () {
|
||
|
|
// Onload
|
||
|
|
this.animate({
|
||
|
|
opacity: pick(options.opacity, 1)
|
||
|
|
}, animationOptions);
|
||
|
|
removeEvent(this.element, 'load');
|
||
|
|
}).attr({ opacity: 0 }).add(pattern);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
this.image(options.image, 0, 0, width, height).add(pattern);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// For non-animated patterns, set opacity now
|
||
|
|
if (!(options.image && animate) && typeof options.opacity !== 'undefined') {
|
||
|
|
[].forEach.call(pattern.element.childNodes, function (child) {
|
||
|
|
child.setAttribute('opacity', options.opacity);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
// Store for future reference
|
||
|
|
this.patternElements = this.patternElements || {};
|
||
|
|
this.patternElements[id] = pattern;
|
||
|
|
return pattern;
|
||
|
|
};
|
||
|
|
// Make sure we have a series color
|
||
|
|
wrap(H.Series.prototype, 'getColor', function (proceed) {
|
||
|
|
var oldColor = this.options.color;
|
||
|
|
// Temporarely remove color options to get defaults
|
||
|
|
if (oldColor &&
|
||
|
|
oldColor.pattern &&
|
||
|
|
!oldColor.pattern.color) {
|
||
|
|
delete this.options.color;
|
||
|
|
// Get default
|
||
|
|
proceed.apply(this, Array.prototype.slice.call(arguments, 1));
|
||
|
|
// Replace with old, but add default color
|
||
|
|
oldColor.pattern.color =
|
||
|
|
this.color;
|
||
|
|
this.color = this.options.color = oldColor;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// We have a color, no need to do anything special
|
||
|
|
proceed.apply(this, Array.prototype.slice.call(arguments, 1));
|
||
|
|
}
|
||
|
|
});
|
||
|
|
// Calculate pattern dimensions on points that have their own pattern.
|
||
|
|
addEvent(H.Series, 'render', function () {
|
||
|
|
var isResizing = this.chart.isResizing;
|
||
|
|
if (this.isDirtyData || isResizing || !this.chart.hasRendered) {
|
||
|
|
(this.points || []).forEach(function (point) {
|
||
|
|
var colorOptions = point.options && point.options.color;
|
||
|
|
if (colorOptions &&
|
||
|
|
colorOptions.pattern) {
|
||
|
|
// For most points we want to recalculate the dimensions on
|
||
|
|
// render, where we have the shape args and bbox. But if we
|
||
|
|
// are resizing and don't have the shape args, defer it, since
|
||
|
|
// the bounding box is still not resized.
|
||
|
|
if (isResizing &&
|
||
|
|
!(point.shapeArgs &&
|
||
|
|
point.shapeArgs.width &&
|
||
|
|
point.shapeArgs.height)) {
|
||
|
|
colorOptions.pattern._width =
|
||
|
|
'defer';
|
||
|
|
colorOptions.pattern._height =
|
||
|
|
'defer';
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
point.calculatePatternDimensions(colorOptions.pattern);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
});
|
||
|
|
// Merge series color options to points
|
||
|
|
addEvent(Point, 'afterInit', function () {
|
||
|
|
var point = this, colorOptions = point.options.color;
|
||
|
|
// Only do this if we have defined a specific color on this point. Otherwise
|
||
|
|
// we will end up trying to re-add the series color for each point.
|
||
|
|
if (colorOptions && colorOptions.pattern) {
|
||
|
|
// Move path definition to object, allows for merge with series path
|
||
|
|
// definition
|
||
|
|
if (typeof colorOptions.pattern.path === 'string') {
|
||
|
|
colorOptions.pattern.path = {
|
||
|
|
d: colorOptions.pattern.path
|
||
|
|
};
|
||
|
|
}
|
||
|
|
// Merge with series options
|
||
|
|
point.color = point.options.color = merge(point.series.options.color, colorOptions);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
// Add functionality to SVG renderer to handle patterns as complex colors
|
||
|
|
addEvent(H.SVGRenderer, 'complexColor', function (args) {
|
||
|
|
var color = args.args[0], prop = args.args[1], element = args.args[2], chartIndex = (this.chartIndex || 0);
|
||
|
|
var pattern = color.pattern, value = '#343434';
|
||
|
|
// Handle patternIndex
|
||
|
|
if (typeof color.patternIndex !== 'undefined' && H.patterns) {
|
||
|
|
pattern = H.patterns[color.patternIndex];
|
||
|
|
}
|
||
|
|
// Skip and call default if there is no pattern
|
||
|
|
if (!pattern) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
// We have a pattern.
|
||
|
|
if (pattern.image ||
|
||
|
|
typeof pattern.path === 'string' ||
|
||
|
|
pattern.path && pattern.path.d) {
|
||
|
|
// Real pattern. Add it and set the color value to be a reference.
|
||
|
|
// Force Hash-based IDs for legend items, as they are drawn before
|
||
|
|
// point render, meaning they are drawn before autocalculated image
|
||
|
|
// width/heights. We don't want them to highjack the width/height for
|
||
|
|
// this ID if it is defined by users.
|
||
|
|
var forceHashId = element.parentNode &&
|
||
|
|
element.parentNode.getAttribute('class');
|
||
|
|
forceHashId = forceHashId &&
|
||
|
|
forceHashId.indexOf('highcharts-legend') > -1;
|
||
|
|
// If we don't have a width/height yet, handle it. Try faking a point
|
||
|
|
// and running the algorithm again.
|
||
|
|
if (pattern._width === 'defer' || pattern._height === 'defer') {
|
||
|
|
Point.prototype.calculatePatternDimensions.call({ graphic: { element: element } }, pattern);
|
||
|
|
}
|
||
|
|
// If we don't have an explicit ID, compute a hash from the
|
||
|
|
// definition and use that as the ID. This ensures that points with
|
||
|
|
// the same pattern definition reuse existing pattern elements by
|
||
|
|
// default. We combine two hashes, the second with an additional
|
||
|
|
// preSeed algorithm, to minimize collision probability.
|
||
|
|
if (forceHashId || !pattern.id) {
|
||
|
|
// Make a copy so we don't accidentally edit options when setting ID
|
||
|
|
pattern = merge({}, pattern);
|
||
|
|
pattern.id = 'highcharts-pattern-' + chartIndex + '-' +
|
||
|
|
hashFromObject(pattern) + hashFromObject(pattern, true);
|
||
|
|
}
|
||
|
|
// Add it. This function does nothing if an element with this ID
|
||
|
|
// already exists.
|
||
|
|
this.addPattern(pattern, !this.forExport && pick(pattern.animation, this.globalAnimation, { duration: 100 }));
|
||
|
|
value = "url(" + this.url + "#" + pattern.id + ")";
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// Not a full pattern definition, just add color
|
||
|
|
value = pattern.color || value;
|
||
|
|
}
|
||
|
|
// Set the fill/stroke prop on the element
|
||
|
|
element.setAttribute(prop, value);
|
||
|
|
// Allow the color to be concatenated into tooltips formatters etc.
|
||
|
|
color.toString = function () {
|
||
|
|
return value;
|
||
|
|
};
|
||
|
|
// Skip default handler
|
||
|
|
return false;
|
||
|
|
});
|
||
|
|
// When animation is used, we have to recalculate pattern dimensions after
|
||
|
|
// resize, as the bounding boxes are not available until then.
|
||
|
|
addEvent(H.Chart, 'endResize', function () {
|
||
|
|
if ((this.renderer && this.renderer.defIds || []).filter(function (id) {
|
||
|
|
return (id &&
|
||
|
|
id.indexOf &&
|
||
|
|
id.indexOf('highcharts-pattern-') === 0);
|
||
|
|
}).length) {
|
||
|
|
// We have non-default patterns to fix. Find them by looping through
|
||
|
|
// all points.
|
||
|
|
this.series.forEach(function (series) {
|
||
|
|
series.points.forEach(function (point) {
|
||
|
|
var colorOptions = point.options && point.options.color;
|
||
|
|
if (colorOptions &&
|
||
|
|
colorOptions.pattern) {
|
||
|
|
colorOptions.pattern._width =
|
||
|
|
'defer';
|
||
|
|
colorOptions.pattern._height =
|
||
|
|
'defer';
|
||
|
|
}
|
||
|
|
});
|
||
|
|
});
|
||
|
|
// Redraw without animation
|
||
|
|
this.redraw(false);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
// Add a garbage collector to delete old patterns with autogenerated hashes that
|
||
|
|
// are no longer being referenced.
|
||
|
|
addEvent(H.Chart, 'redraw', function () {
|
||
|
|
var usedIds = {}, renderer = this.renderer,
|
||
|
|
// Get the autocomputed patterns - these are the ones we might delete
|
||
|
|
patterns = (renderer.defIds || []).filter(function (pattern) {
|
||
|
|
return (pattern.indexOf &&
|
||
|
|
pattern.indexOf('highcharts-pattern-') === 0);
|
||
|
|
});
|
||
|
|
if (patterns.length) {
|
||
|
|
// Look through the DOM for usage of the patterns. This can be points,
|
||
|
|
// series, tooltips etc.
|
||
|
|
[].forEach.call(this.renderTo.querySelectorAll('[color^="url("], [fill^="url("], [stroke^="url("]'), function (node) {
|
||
|
|
var id = node.getAttribute('fill') ||
|
||
|
|
node.getAttribute('color') ||
|
||
|
|
node.getAttribute('stroke');
|
||
|
|
if (id) {
|
||
|
|
var sanitizedId = id.replace(renderer.url, '').replace('url(#', '').replace(')', '');
|
||
|
|
usedIds[sanitizedId] = true;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
// Loop through the patterns that exist and see if they are used
|
||
|
|
patterns.forEach(function (id) {
|
||
|
|
if (!usedIds[id]) {
|
||
|
|
// Remove id from used id list
|
||
|
|
erase(renderer.defIds, id);
|
||
|
|
// Remove pattern element
|
||
|
|
if (renderer.patternElements[id]) {
|
||
|
|
renderer.patternElements[id].destroy();
|
||
|
|
delete renderer.patternElements[id];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
});
|
||
|
|
_registerModule(_modules, 'masters/modules/pattern-fill.src.js', [], function () {
|
||
|
|
|
||
|
|
|
||
|
|
});
|
||
|
|
}));
|