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tupali/librerias/gantt/code/es-modules/parts/SvgRenderer.js

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2020-05-23 20:45:54 +00:00
/* *
*
* (c) 2010-2020 Torstein Honsi
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import Color from './Color.js';
var color = Color.parse;
import H from './Globals.js';
import SVGElement from './SVGElement.js';
import U from './Utilities.js';
var addEvent = U.addEvent, attr = U.attr, createElement = U.createElement, css = U.css, defined = U.defined, destroyObjectProperties = U.destroyObjectProperties, erase = U.erase, extend = U.extend, isArray = U.isArray, isNumber = U.isNumber, isObject = U.isObject, isString = U.isString, merge = U.merge, objectEach = U.objectEach, pick = U.pick, pInt = U.pInt, removeEvent = U.removeEvent, splat = U.splat, stop = U.stop, uniqueKey = U.uniqueKey;
/**
* The horizontal alignment of an element.
*
* @typedef {"center"|"left"|"right"} Highcharts.AlignValue
*/
/**
* Options to align the element relative to the chart or another box.
*
* @interface Highcharts.AlignObject
*/ /**
* Horizontal alignment. Can be one of `left`, `center` and `right`.
*
* @name Highcharts.AlignObject#align
* @type {Highcharts.AlignValue|undefined}
*
* @default left
*/ /**
* Vertical alignment. Can be one of `top`, `middle` and `bottom`.
*
* @name Highcharts.AlignObject#verticalAlign
* @type {Highcharts.VerticalAlignValue|undefined}
*
* @default top
*/ /**
* Horizontal pixel offset from alignment.
*
* @name Highcharts.AlignObject#x
* @type {number|undefined}
*
* @default 0
*/ /**
* Vertical pixel offset from alignment.
*
* @name Highcharts.AlignObject#y
* @type {number|undefined}
*
* @default 0
*/ /**
* Use the `transform` attribute with translateX and translateY custom
* attributes to align this elements rather than `x` and `y` attributes.
*
* @name Highcharts.AlignObject#alignByTranslate
* @type {boolean|undefined}
*
* @default false
*/
/**
* Bounding box of an element.
*
* @interface Highcharts.BBoxObject
* @extends Highcharts.PositionObject
*/ /**
* Height of the bounding box.
*
* @name Highcharts.BBoxObject#height
* @type {number}
*/ /**
* Width of the bounding box.
*
* @name Highcharts.BBoxObject#width
* @type {number}
*/ /**
* Horizontal position of the bounding box.
*
* @name Highcharts.BBoxObject#x
* @type {number}
*/ /**
* Vertical position of the bounding box.
*
* @name Highcharts.BBoxObject#y
* @type {number}
*/
/**
* A clipping rectangle that can be applied to one or more {@link SVGElement}
* instances. It is instanciated with the {@link SVGRenderer#clipRect} function
* and applied with the {@link SVGElement#clip} function.
*
* @example
* var circle = renderer.circle(100, 100, 100)
* .attr({ fill: 'red' })
* .add();
* var clipRect = renderer.clipRect(100, 100, 100, 100);
*
* // Leave only the lower right quarter visible
* circle.clip(clipRect);
*
* @typedef {Highcharts.SVGElement} Highcharts.ClipRectElement
*/
/**
* The font metrics.
*
* @interface Highcharts.FontMetricsObject
*/ /**
* The baseline relative to the top of the box.
*
* @name Highcharts.FontMetricsObject#b
* @type {number}
*/ /**
* The font size.
*
* @name Highcharts.FontMetricsObject#f
* @type {number}
*/ /**
* The line height.
*
* @name Highcharts.FontMetricsObject#h
* @type {number}
*/
/**
* An object containing `x` and `y` properties for the position of an element.
*
* @interface Highcharts.PositionObject
*/ /**
* X position of the element.
* @name Highcharts.PositionObject#x
* @type {number}
*/ /**
* Y position of the element.
* @name Highcharts.PositionObject#y
* @type {number}
*/
/**
* A rectangle.
*
* @interface Highcharts.RectangleObject
*/ /**
* Height of the rectangle.
* @name Highcharts.RectangleObject#height
* @type {number}
*/ /**
* Width of the rectangle.
* @name Highcharts.RectangleObject#width
* @type {number}
*/ /**
* Horizontal position of the rectangle.
* @name Highcharts.RectangleObject#x
* @type {number}
*/ /**
* Vertical position of the rectangle.
* @name Highcharts.RectangleObject#y
* @type {number}
*/
/**
* The shadow options.
*
* @interface Highcharts.ShadowOptionsObject
*/ /**
* The shadow color.
* @name Highcharts.ShadowOptionsObject#color
* @type {Highcharts.ColorString|undefined}
* @default #000000
*/ /**
* The horizontal offset from the element.
*
* @name Highcharts.ShadowOptionsObject#offsetX
* @type {number|undefined}
* @default 1
*/ /**
* The vertical offset from the element.
* @name Highcharts.ShadowOptionsObject#offsetY
* @type {number|undefined}
* @default 1
*/ /**
* The shadow opacity.
*
* @name Highcharts.ShadowOptionsObject#opacity
* @type {number|undefined}
* @default 0.15
*/ /**
* The shadow width or distance from the element.
* @name Highcharts.ShadowOptionsObject#width
* @type {number|undefined}
* @default 3
*/
/**
* @interface Highcharts.SizeObject
*/ /**
* @name Highcharts.SizeObject#height
* @type {number}
*/ /**
* @name Highcharts.SizeObject#width
* @type {number}
*/
/**
* An object of key-value pairs for SVG attributes. Attributes in Highcharts
* elements for the most parts correspond to SVG, but some are specific to
* Highcharts, like `zIndex`, `rotation`, `rotationOriginX`,
* `rotationOriginY`, `translateX`, `translateY`, `scaleX` and `scaleY`. SVG
* attributes containing a hyphen are _not_ camel-cased, they should be
* quoted to preserve the hyphen.
*
* @example
* {
* 'stroke': '#ff0000', // basic
* 'stroke-width': 2, // hyphenated
* 'rotation': 45 // custom
* 'd': ['M', 10, 10, 'L', 30, 30, 'z'] // path definition, note format
* }
*
* @interface Highcharts.SVGAttributes
*/ /**
* @name Highcharts.SVGAttributes#[key:string]
* @type {*}
*/ /**
* @name Highcharts.SVGAttributes#d
* @type {string|Highcharts.SVGPathArray|undefined}
*/ /**
* @name Highcharts.SVGAttributes#fill
* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject|undefined}
*/ /**
* @name Highcharts.SVGAttributes#inverted
* @type {boolean|undefined}
*/ /**
* @name Highcharts.SVGAttributes#matrix
* @type {Array<number>|undefined}
*/ /**
* @name Highcharts.SVGAttributes#rotation
* @type {number|undefined}
*/ /**
* @name Highcharts.SVGAttributes#rotationOriginX
* @type {number|undefined}
*/ /**
* @name Highcharts.SVGAttributes#rotationOriginY
* @type {number|undefined}
*/ /**
* @name Highcharts.SVGAttributes#scaleX
* @type {number|undefined}
*/ /**
* @name Highcharts.SVGAttributes#scaleY
* @type {number|undefined}
*/ /**
* @name Highcharts.SVGAttributes#stroke
* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject|undefined}
*/ /**
* @name Highcharts.SVGAttributes#style
* @type {string|Highcharts.CSSObject|undefined}
*/ /**
* @name Highcharts.SVGAttributes#translateX
* @type {number|undefined}
*/ /**
* @name Highcharts.SVGAttributes#translateY
* @type {number|undefined}
*/ /**
* @name Highcharts.SVGAttributes#zIndex
* @type {number|undefined}
*/
/**
* Serialized form of an SVG definition, including children. Some key
* property names are reserved: tagName, textContent, and children.
*
* @interface Highcharts.SVGDefinitionObject
*/ /**
* @name Highcharts.SVGDefinitionObject#[key:string]
* @type {boolean|number|string|Array<Highcharts.SVGDefinitionObject>|undefined}
*/ /**
* @name Highcharts.SVGDefinitionObject#children
* @type {Array<Highcharts.SVGDefinitionObject>|undefined}
*/ /**
* @name Highcharts.SVGDefinitionObject#tagName
* @type {string|undefined}
*/ /**
* @name Highcharts.SVGDefinitionObject#textContent
* @type {string|undefined}
*/
/**
* An SVG DOM element. The type is a reference to the regular SVGElement in the
* global scope.
*
* @typedef {globals.GlobalSVGElement} Highcharts.SVGDOMElement
*
* @see https://developer.mozilla.org/en-US/docs/Web/API/SVGElement
*/
/**
* Array of path commands, that will go into the `d` attribute of an SVG
* element.
*
* @typedef {Array<number|Highcharts.SVGPathCommand>} Highcharts.SVGPathArray
*/
/**
* Possible path commands in a SVG path array.
*
* @typedef {string} Highcharts.SVGPathCommand
* @validvalue ["a","c","h","l","m","q","s","t","v","z","A","C","H","L","M","Q","S","T","V","Z"]
*/
/**
* An extendable collection of functions for defining symbol paths. Symbols are
* used internally for point markers, button and label borders and backgrounds,
* or custom shapes. Extendable by adding to {@link SVGRenderer#symbols}.
*
* @interface Highcharts.SymbolDictionary
*/ /**
* @name Highcharts.SymbolDictionary#[key:string]
* @type {Function|undefined}
*/ /**
* @name Highcharts.SymbolDictionary#arc
* @type {Function|undefined}
*/ /**
* @name Highcharts.SymbolDictionary#callout
* @type {Function|undefined}
*/ /**
* @name Highcharts.SymbolDictionary#circle
* @type {Function|undefined}
*/ /**
* @name Highcharts.SymbolDictionary#diamond
* @type {Function|undefined}
*/ /**
* @name Highcharts.SymbolDictionary#square
* @type {Function|undefined}
*/ /**
* @name Highcharts.SymbolDictionary#triangle
* @type {Function|undefined}
*/
/**
* Can be one of `arc`, `callout`, `circle`, `diamond`, `square`, `triangle`,
* and `triangle-down`. Symbols are used internally for point markers, button
* and label borders and backgrounds, or custom shapes. Extendable by adding to
* {@link SVGRenderer#symbols}.
*
* @typedef {"arc"|"callout"|"circle"|"diamond"|"square"|"triangle"|"triangle-down"} Highcharts.SymbolKeyValue
*/
/**
* Additional options, depending on the actual symbol drawn.
*
* @interface Highcharts.SymbolOptionsObject
*/ /**
* The anchor X position for the `callout` symbol. This is where the chevron
* points to.
*
* @name Highcharts.SymbolOptionsObject#anchorX
* @type {number|undefined}
*/ /**
* The anchor Y position for the `callout` symbol. This is where the chevron
* points to.
*
* @name Highcharts.SymbolOptionsObject#anchorY
* @type {number|undefined}
*/ /**
* The end angle of an `arc` symbol.
*
* @name Highcharts.SymbolOptionsObject#end
* @type {number|undefined}
*/ /**
* Whether to draw `arc` symbol open or closed.
*
* @name Highcharts.SymbolOptionsObject#open
* @type {boolean|undefined}
*/ /**
* The radius of an `arc` symbol, or the border radius for the `callout` symbol.
*
* @name Highcharts.SymbolOptionsObject#r
* @type {number|undefined}
*/ /**
* The start angle of an `arc` symbol.
*
* @name Highcharts.SymbolOptionsObject#start
* @type {number|undefined}
*/
/**
* The vertical alignment of an element.
*
* @typedef {"bottom"|"middle"|"top"} Highcharts.VerticalAlignValue
*/
/* eslint-disable no-invalid-this, valid-jsdoc */
var SVGRenderer, charts = H.charts, deg2rad = H.deg2rad, doc = H.doc, hasTouch = H.hasTouch, isFirefox = H.isFirefox, isMS = H.isMS, isWebKit = H.isWebKit, noop = H.noop, svg = H.svg, SVG_NS = H.SVG_NS, symbolSizes = H.symbolSizes, win = H.win;
/**
* Allows direct access to the Highcharts rendering layer in order to draw
* primitive shapes like circles, rectangles, paths or text directly on a chart,
* or independent from any chart. The SVGRenderer represents a wrapper object
* for SVG in modern browsers. Through the VMLRenderer, part of the `oldie.js`
* module, it also brings vector graphics to IE <= 8.
*
* An existing chart's renderer can be accessed through {@link Chart.renderer}.
* The renderer can also be used completely decoupled from a chart.
*
* @sample highcharts/members/renderer-on-chart
* Annotating a chart programmatically.
* @sample highcharts/members/renderer-basic
* Independent SVG drawing.
*
* @example
* // Use directly without a chart object.
* var renderer = new Highcharts.Renderer(parentNode, 600, 400);
*
* @class
* @name Highcharts.SVGRenderer
*
* @param {Highcharts.HTMLDOMElement} container
* Where to put the SVG in the web page.
*
* @param {number} width
* The width of the SVG.
*
* @param {number} height
* The height of the SVG.
*
* @param {Highcharts.CSSObject} [style]
* The box style, if not in styleMode
*
* @param {boolean} [forExport=false]
* Whether the rendered content is intended for export.
*
* @param {boolean} [allowHTML=true]
* Whether the renderer is allowed to include HTML text, which will be
* projected on top of the SVG.
*
* @param {boolean} [styledMode=false]
* Whether the renderer belongs to a chart that is in styled mode.
* If it does, it will avoid setting presentational attributes in
* some cases, but not when set explicitly through `.attr` and `.css`
* etc.
*/
SVGRenderer = H.SVGRenderer = function () {
this.init.apply(this, arguments);
};
extend(SVGRenderer.prototype, /** @lends Highcharts.SVGRenderer.prototype */ {
/**
* A pointer to the renderer's associated Element class. The VMLRenderer
* will have a pointer to VMLElement here.
*
* @name Highcharts.SVGRenderer#Element
* @type {Highcharts.SVGElement}
*/
Element: SVGElement,
SVG_NS: SVG_NS,
/**
* Initialize the SVGRenderer. Overridable initializer function that takes
* the same parameters as the constructor.
*
* @function Highcharts.SVGRenderer#init
*
* @param {Highcharts.HTMLDOMElement} container
* Where to put the SVG in the web page.
*
* @param {number} width
* The width of the SVG.
*
* @param {number} height
* The height of the SVG.
*
* @param {Highcharts.CSSObject} [style]
* The box style, if not in styleMode
*
* @param {boolean} [forExport=false]
* Whether the rendered content is intended for export.
*
* @param {boolean} [allowHTML=true]
* Whether the renderer is allowed to include HTML text, which will
* be projected on top of the SVG.
*
* @param {boolean} [styledMode=false]
* Whether the renderer belongs to a chart that is in styled mode.
* If it does, it will avoid setting presentational attributes in
* some cases, but not when set explicitly through `.attr` and `.css`
* etc.
*
* @return {void}
*/
init: function (container, width, height, style, forExport, allowHTML, styledMode) {
var renderer = this, boxWrapper, element, desc;
boxWrapper = renderer.createElement('svg')
.attr({
version: '1.1',
'class': 'highcharts-root'
});
if (!styledMode) {
boxWrapper.css(this.getStyle(style));
}
element = boxWrapper.element;
container.appendChild(element);
// Always use ltr on the container, otherwise text-anchor will be
// flipped and text appear outside labels, buttons, tooltip etc (#3482)
attr(container, 'dir', 'ltr');
// For browsers other than IE, add the namespace attribute (#1978)
if (container.innerHTML.indexOf('xmlns') === -1) {
attr(element, 'xmlns', this.SVG_NS);
}
// object properties
renderer.isSVG = true;
/**
* The root `svg` node of the renderer.
*
* @name Highcharts.SVGRenderer#box
* @type {Highcharts.SVGDOMElement}
*/
this.box = element;
/**
* The wrapper for the root `svg` node of the renderer.
*
* @name Highcharts.SVGRenderer#boxWrapper
* @type {Highcharts.SVGElement}
*/
this.boxWrapper = boxWrapper;
renderer.alignedObjects = [];
/**
* Page url used for internal references.
*
* @private
* @name Highcharts.SVGRenderer#url
* @type {string}
*/
// #24, #672, #1070
this.url = ((isFirefox || isWebKit) &&
doc.getElementsByTagName('base').length) ?
win.location.href
.split('#')[0] // remove the hash
.replace(/<[^>]*>/g, '') // wing cut HTML
// escape parantheses and quotes
.replace(/([\('\)])/g, '\\$1')
// replace spaces (needed for Safari only)
.replace(/ /g, '%20') :
'';
// Add description
desc = this.createElement('desc').add();
desc.element.appendChild(doc.createTextNode('Created with Highcharts 8.1.0'));
/**
* A pointer to the `defs` node of the root SVG.
*
* @name Highcharts.SVGRenderer#defs
* @type {Highcharts.SVGElement}
*/
renderer.defs = this.createElement('defs').add();
renderer.allowHTML = allowHTML;
renderer.forExport = forExport;
renderer.styledMode = styledMode;
renderer.gradients = {}; // Object where gradient SvgElements are stored
renderer.cache = {}; // Cache for numerical bounding boxes
renderer.cacheKeys = [];
renderer.imgCount = 0;
renderer.setSize(width, height, false);
// Issue 110 workaround:
// In Firefox, if a div is positioned by percentage, its pixel position
// may land between pixels. The container itself doesn't display this,
// but an SVG element inside this container will be drawn at subpixel
// precision. In order to draw sharp lines, this must be compensated
// for. This doesn't seem to work inside iframes though (like in
// jsFiddle).
var subPixelFix, rect;
if (isFirefox && container.getBoundingClientRect) {
subPixelFix = function () {
css(container, { left: 0, top: 0 });
rect = container.getBoundingClientRect();
css(container, {
left: (Math.ceil(rect.left) - rect.left) + 'px',
top: (Math.ceil(rect.top) - rect.top) + 'px'
});
};
// run the fix now
subPixelFix();
// run it on resize
renderer.unSubPixelFix = addEvent(win, 'resize', subPixelFix);
}
},
/**
* General method for adding a definition to the SVG `defs` tag. Can be used
* for gradients, fills, filters etc. Styled mode only. A hook for adding
* general definitions to the SVG's defs tag. Definitions can be referenced
* from the CSS by its `id`. Read more in
* [gradients, shadows and patterns](https://www.highcharts.com/docs/chart-design-and-style/gradients-shadows-and-patterns).
* Styled mode only.
*
* @function Highcharts.SVGRenderer#definition
*
* @param {Highcharts.SVGDefinitionObject} def
* A serialized form of an SVG definition, including children.
*
* @return {Highcharts.SVGElement}
* The inserted node.
*/
definition: function (def) {
var ren = this;
/**
* @private
* @param {Highcharts.SVGDefinitionObject} config - SVG definition
* @param {Highcharts.SVGElement} [parent] - parent node
*/
function recurse(config, parent) {
var ret;
splat(config).forEach(function (item) {
var node = ren.createElement(item.tagName), attr = {};
// Set attributes
objectEach(item, function (val, key) {
if (key !== 'tagName' &&
key !== 'children' &&
key !== 'textContent') {
attr[key] = val;
}
});
node.attr(attr);
// Add to the tree
node.add(parent || ren.defs);
// Add text content
if (item.textContent) {
node.element.appendChild(doc.createTextNode(item.textContent));
}
// Recurse
recurse(item.children || [], node);
ret = node;
});
// Return last node added (on top level it's the only one)
return ret;
}
return recurse(def);
},
/**
* Get the global style setting for the renderer.
*
* @private
* @function Highcharts.SVGRenderer#getStyle
*
* @param {Highcharts.CSSObject} style
* Style settings.
*
* @return {Highcharts.CSSObject}
* The style settings mixed with defaults.
*/
getStyle: function (style) {
this.style = extend({
fontFamily: '"Lucida Grande", "Lucida Sans Unicode", ' +
'Arial, Helvetica, sans-serif',
fontSize: '12px'
}, style);
return this.style;
},
/**
* Apply the global style on the renderer, mixed with the default styles.
*
* @function Highcharts.SVGRenderer#setStyle
*
* @param {Highcharts.CSSObject} style
* CSS to apply.
*/
setStyle: function (style) {
this.boxWrapper.css(this.getStyle(style));
},
/**
* Detect whether the renderer is hidden. This happens when one of the
* parent elements has `display: none`. Used internally to detect when we
* needto render preliminarily in another div to get the text bounding boxes
* right.
*
* @function Highcharts.SVGRenderer#isHidden
*
* @return {boolean}
* True if it is hidden.
*/
isHidden: function () {
return !this.boxWrapper.getBBox().width;
},
/**
* Destroys the renderer and its allocated members.
*
* @function Highcharts.SVGRenderer#destroy
*
* @return {null}
*/
destroy: function () {
var renderer = this, rendererDefs = renderer.defs;
renderer.box = null;
renderer.boxWrapper = renderer.boxWrapper.destroy();
// Call destroy on all gradient elements
destroyObjectProperties(renderer.gradients || {});
renderer.gradients = null;
// Defs are null in VMLRenderer
// Otherwise, destroy them here.
if (rendererDefs) {
renderer.defs = rendererDefs.destroy();
}
// Remove sub pixel fix handler (#982)
if (renderer.unSubPixelFix) {
renderer.unSubPixelFix();
}
renderer.alignedObjects = null;
return null;
},
/**
* Create a wrapper for an SVG element. Serves as a factory for
* {@link SVGElement}, but this function is itself mostly called from
* primitive factories like {@link SVGRenderer#path}, {@link
* SVGRenderer#rect} or {@link SVGRenderer#text}.
*
* @function Highcharts.SVGRenderer#createElement
*
* @param {string} nodeName
* The node name, for example `rect`, `g` etc.
*
* @return {Highcharts.SVGElement}
* The generated SVGElement.
*/
createElement: function (nodeName) {
var wrapper = new this.Element();
wrapper.init(this, nodeName);
return wrapper;
},
/**
* Dummy function for plugins, called every time the renderer is updated.
* Prior to Highcharts 5, this was used for the canvg renderer.
*
* @deprecated
* @function Highcharts.SVGRenderer#draw
*/
draw: noop,
/**
* Get converted radial gradient attributes according to the radial
* reference. Used internally from the {@link SVGElement#colorGradient}
* function.
*
* @private
* @function Highcharts.SVGRenderer#getRadialAttr
*
* @param {Array<number>} radialReference
*
* @param {Highcharts.SVGAttributes} gradAttr
*
* @return {Highcharts.SVGAttributes}
*/
getRadialAttr: function (radialReference, gradAttr) {
return {
cx: (radialReference[0] - radialReference[2] / 2) +
gradAttr.cx * radialReference[2],
cy: (radialReference[1] - radialReference[2] / 2) +
gradAttr.cy * radialReference[2],
r: gradAttr.r * radialReference[2]
};
},
/**
* Truncate the text node contents to a given length. Used when the css
* width is set. If the `textOverflow` is `ellipsis`, the text is truncated
* character by character to the given length. If not, the text is
* word-wrapped line by line.
*
* @private
* @function Highcharts.SVGRenderer#truncate
*
* @param {Highcharts.SVGElement} wrapper
*
* @param {Highcharts.HTMLDOMElement} tspan
*
* @param {string|undefined} text
*
* @param {Array<string>|undefined} words
*
* @param {number} startAt
*
* @param {number} width
*
* @param {Function} getString
*
* @return {boolean}
* True if tspan is too long.
*/
truncate: function (wrapper, tspan, text, words, startAt, width, getString) {
var renderer = this, rotation = wrapper.rotation, str,
// Word wrap can not be truncated to shorter than one word, ellipsis
// text can be completely blank.
minIndex = words ? 1 : 0, maxIndex = (text || words).length, currentIndex = maxIndex,
// Cache the lengths to avoid checking the same twice
lengths = [], updateTSpan = function (s) {
if (tspan.firstChild) {
tspan.removeChild(tspan.firstChild);
}
if (s) {
tspan.appendChild(doc.createTextNode(s));
}
}, getSubStringLength = function (charEnd, concatenatedEnd) {
// charEnd is useed when finding the character-by-character
// break for ellipsis, concatenatedEnd is used for word-by-word
// break for word wrapping.
var end = concatenatedEnd || charEnd;
if (typeof lengths[end] === 'undefined') {
// Modern browsers
if (tspan.getSubStringLength) {
// Fails with DOM exception on unit-tests/legend/members
// of unknown reason. Desired width is 0, text content
// is "5" and end is 1.
try {
lengths[end] = startAt +
tspan.getSubStringLength(0, words ? end + 1 : end);
}
catch (e) {
'';
}
// Legacy
}
else if (renderer.getSpanWidth) { // #9058 jsdom
updateTSpan(getString(text || words, charEnd));
lengths[end] = startAt +
renderer.getSpanWidth(wrapper, tspan);
}
}
return lengths[end];
}, actualWidth, truncated;
wrapper.rotation = 0; // discard rotation when computing box
actualWidth = getSubStringLength(tspan.textContent.length);
truncated = startAt + actualWidth > width;
if (truncated) {
// Do a binary search for the index where to truncate the text
while (minIndex <= maxIndex) {
currentIndex = Math.ceil((minIndex + maxIndex) / 2);
// When checking words for word-wrap, we need to build the
// string and measure the subStringLength at the concatenated
// word length.
if (words) {
str = getString(words, currentIndex);
}
actualWidth = getSubStringLength(currentIndex, str && str.length - 1);
if (minIndex === maxIndex) {
// Complete
minIndex = maxIndex + 1;
}
else if (actualWidth > width) {
// Too large. Set max index to current.
maxIndex = currentIndex - 1;
}
else {
// Within width. Set min index to current.
minIndex = currentIndex;
}
}
// If max index was 0 it means the shortest possible text was also
// too large. For ellipsis that means only the ellipsis, while for
// word wrap it means the whole first word.
if (maxIndex === 0) {
// Remove ellipsis
updateTSpan('');
// If the new text length is one less than the original, we don't
// need the ellipsis
}
else if (!(text && maxIndex === text.length - 1)) {
updateTSpan(str || getString(text || words, currentIndex));
}
}
// When doing line wrapping, prepare for the next line by removing the
// items from this line.
if (words) {
words.splice(0, currentIndex);
}
wrapper.actualWidth = actualWidth;
wrapper.rotation = rotation; // Apply rotation again.
return truncated;
},
/**
* A collection of characters mapped to HTML entities. When `useHTML` on an
* element is true, these entities will be rendered correctly by HTML. In
* the SVG pseudo-HTML, they need to be unescaped back to simple characters,
* so for example `&lt;` will render as `<`.
*
* @example
* // Add support for unescaping quotes
* Highcharts.SVGRenderer.prototype.escapes['"'] = '&quot;';
*
* @name Highcharts.SVGRenderer#escapes
* @type {Highcharts.Dictionary<string>}
*/
escapes: {
'&': '&amp;',
'<': '&lt;',
'>': '&gt;',
"'": '&#39;',
'"': '&quot;'
},
/**
* Parse a simple HTML string into SVG tspans. Called internally when text
* is set on an SVGElement. The function supports a subset of HTML tags, CSS
* text features like `width`, `text-overflow`, `white-space`, and also
* attributes like `href` and `style`.
*
* @private
* @function Highcharts.SVGRenderer#buildText
*
* @param {Highcharts.SVGElement} wrapper
* The parent SVGElement.
*
* @return {void}
*/
buildText: function (wrapper) {
var textNode = wrapper.element, renderer = this, forExport = renderer.forExport, textStr = pick(wrapper.textStr, '').toString(), hasMarkup = textStr.indexOf('<') !== -1, lines, childNodes = textNode.childNodes, truncated, parentX = attr(textNode, 'x'), textStyles = wrapper.styles, width = wrapper.textWidth, textLineHeight = textStyles && textStyles.lineHeight, textOutline = textStyles && textStyles.textOutline, ellipsis = textStyles && textStyles.textOverflow === 'ellipsis', noWrap = textStyles && textStyles.whiteSpace === 'nowrap', fontSize = textStyles && textStyles.fontSize, textCache, isSubsequentLine, i = childNodes.length, tempParent = width && !wrapper.added && this.box, getLineHeight = function (tspan) {
var fontSizeStyle;
if (!renderer.styledMode) {
fontSizeStyle =
/(px|em)$/.test(tspan && tspan.style.fontSize) ?
tspan.style.fontSize :
(fontSize || renderer.style.fontSize || 12);
}
return textLineHeight ?
pInt(textLineHeight) :
renderer.fontMetrics(fontSizeStyle,
// Get the computed size from parent if not explicit
(tspan.getAttribute('style') ? tspan : textNode)).h;
}, unescapeEntities = function (inputStr, except) {
objectEach(renderer.escapes, function (value, key) {
if (!except || except.indexOf(value) === -1) {
inputStr = inputStr.toString().replace(new RegExp(value, 'g'), key);
}
});
return inputStr;
}, parseAttribute = function (s, attr) {
var start, delimiter;
start = s.indexOf('<');
s = s.substring(start, s.indexOf('>') - start);
start = s.indexOf(attr + '=');
if (start !== -1) {
start = start + attr.length + 1;
delimiter = s.charAt(start);
if (delimiter === '"' || delimiter === "'") { // eslint-disable-line quotes
s = s.substring(start + 1);
return s.substring(0, s.indexOf(delimiter));
}
}
};
var regexMatchBreaks = /<br.*?>/g;
// The buildText code is quite heavy, so if we're not changing something
// that affects the text, skip it (#6113).
textCache = [
textStr,
ellipsis,
noWrap,
textLineHeight,
textOutline,
fontSize,
width
].join(',');
if (textCache === wrapper.textCache) {
return;
}
wrapper.textCache = textCache;
// Remove old text
while (i--) {
textNode.removeChild(childNodes[i]);
}
// Skip tspans, add text directly to text node. The forceTSpan is a hook
// used in text outline hack.
if (!hasMarkup &&
!textOutline &&
!ellipsis &&
!width &&
(textStr.indexOf(' ') === -1 ||
(noWrap && !regexMatchBreaks.test(textStr)))) {
textNode.appendChild(doc.createTextNode(unescapeEntities(textStr)));
// Complex strings, add more logic
}
else {
if (tempParent) {
// attach it to the DOM to read offset width
tempParent.appendChild(textNode);
}
if (hasMarkup) {
lines = renderer.styledMode ? (textStr
.replace(/<(b|strong)>/g, '<span class="highcharts-strong">')
.replace(/<(i|em)>/g, '<span class="highcharts-emphasized">')) : (textStr
.replace(/<(b|strong)>/g, '<span style="font-weight:bold">')
.replace(/<(i|em)>/g, '<span style="font-style:italic">'));
lines = lines
.replace(/<a/g, '<span')
.replace(/<\/(b|strong|i|em|a)>/g, '</span>')
.split(regexMatchBreaks);
}
else {
lines = [textStr];
}
// Trim empty lines (#5261)
lines = lines.filter(function (line) {
return line !== '';
});
// build the lines
lines.forEach(function (line, lineNo) {
var spans, spanNo = 0, lineLength = 0;
line = line
// Trim to prevent useless/costly process on the spaces
// (#5258)
.replace(/^\s+|\s+$/g, '')
.replace(/<span/g, '|||<span')
.replace(/<\/span>/g, '</span>|||');
spans = line.split('|||');
spans.forEach(function buildTextSpans(span) {
if (span !== '' || spans.length === 1) {
var attributes = {}, tspan = doc.createElementNS(renderer.SVG_NS, 'tspan'), classAttribute, styleAttribute, // #390
hrefAttribute;
classAttribute = parseAttribute(span, 'class');
if (classAttribute) {
attr(tspan, 'class', classAttribute);
}
styleAttribute = parseAttribute(span, 'style');
if (styleAttribute) {
styleAttribute = styleAttribute.replace(/(;| |^)color([ :])/, '$1fill$2');
attr(tspan, 'style', styleAttribute);
}
// Not for export - #1529
hrefAttribute = parseAttribute(span, 'href');
if (hrefAttribute && !forExport) {
attr(tspan, 'onclick', 'location.href=\"' + hrefAttribute + '\"');
attr(tspan, 'class', 'highcharts-anchor');
if (!renderer.styledMode) {
css(tspan, { cursor: 'pointer' });
}
}
// Strip away unsupported HTML tags (#7126)
span = unescapeEntities(span.replace(/<[a-zA-Z\/](.|\n)*?>/g, '') || ' ');
// Nested tags aren't supported, and cause crash in
// Safari (#1596)
if (span !== ' ') {
// add the text node
tspan.appendChild(doc.createTextNode(span));
// First span in a line, align it to the left
if (!spanNo) {
if (lineNo && parentX !== null) {
attributes.x = parentX;
}
}
else {
attributes.dx = 0; // #16
}
// add attributes
attr(tspan, attributes);
// Append it
textNode.appendChild(tspan);
// first span on subsequent line, add the line
// height
if (!spanNo && isSubsequentLine) {
// allow getting the right offset height in
// exporting in IE
if (!svg && forExport) {
css(tspan, { display: 'block' });
}
// Set the line height based on the font size of
// either the text element or the tspan element
attr(tspan, 'dy', getLineHeight(tspan));
}
// Check width and apply soft breaks or ellipsis
if (width) {
var words = span.replace(/([^\^])-/g, '$1- ').split(' '), // #1273
hasWhiteSpace = !noWrap && (spans.length > 1 ||
lineNo ||
words.length > 1), wrapLineNo = 0, dy = getLineHeight(tspan);
if (ellipsis) {
truncated = renderer.truncate(wrapper, tspan, span, void 0, 0,
// Target width
Math.max(0,
// Substract the font face to make
// room for the ellipsis itself
width - parseInt(fontSize || 12, 10)),
// Build the text to test for
function (text, currentIndex) {
return text.substring(0, currentIndex) + '\u2026';
});
}
else if (hasWhiteSpace) {
while (words.length) {
// For subsequent lines, create tspans
// with the same style attributes as the
// parent text node.
if (words.length &&
!noWrap &&
wrapLineNo > 0) {
tspan = doc.createElementNS(SVG_NS, 'tspan');
attr(tspan, {
dy: dy,
x: parentX
});
if (styleAttribute) { // #390
attr(tspan, 'style', styleAttribute);
}
// Start by appending the full
// remaining text
tspan.appendChild(doc.createTextNode(words.join(' ')
.replace(/- /g, '-')));
textNode.appendChild(tspan);
}
// For each line, truncate the remaining
// words into the line length.
renderer.truncate(wrapper, tspan, null, words, wrapLineNo === 0 ? lineLength : 0, width,
// Build the text to test for
function (text, currentIndex) {
return words
.slice(0, currentIndex)
.join(' ')
.replace(/- /g, '-');
});
lineLength = wrapper.actualWidth;
wrapLineNo++;
}
}
}
spanNo++;
}
}
});
// To avoid beginning lines that doesn't add to the textNode
// (#6144)
isSubsequentLine = (isSubsequentLine ||
textNode.childNodes.length);
});
if (ellipsis && truncated) {
wrapper.attr('title', unescapeEntities(wrapper.textStr, ['&lt;', '&gt;']) // #7179
);
}
if (tempParent) {
tempParent.removeChild(textNode);
}
// Apply the text outline
if (textOutline && wrapper.applyTextOutline) {
wrapper.applyTextOutline(textOutline);
}
}
},
/**
* Returns white for dark colors and black for bright colors.
*
* @function Highcharts.SVGRenderer#getContrast
*
* @param {Highcharts.ColorString} rgba
* The color to get the contrast for.
*
* @return {Highcharts.ColorString}
* The contrast color, either `#000000` or `#FFFFFF`.
*/
getContrast: function (rgba) {
rgba = color(rgba).rgba;
// The threshold may be discussed. Here's a proposal for adding
// different weight to the color channels (#6216)
rgba[0] *= 1; // red
rgba[1] *= 1.2; // green
rgba[2] *= 0.5; // blue
return rgba[0] + rgba[1] + rgba[2] >
1.8 * 255 ?
'#000000' :
'#FFFFFF';
},
/**
* Create a button with preset states.
*
* @function Highcharts.SVGRenderer#button
*
* @param {string} text
* The text or HTML to draw.
*
* @param {number} x
* The x position of the button's left side.
*
* @param {number} y
* The y position of the button's top side.
*
* @param {Highcharts.EventCallbackFunction<Highcharts.SVGElement>} callback
* The function to execute on button click or touch.
*
* @param {Highcharts.SVGAttributes} [normalState]
* SVG attributes for the normal state.
*
* @param {Highcharts.SVGAttributes} [hoverState]
* SVG attributes for the hover state.
*
* @param {Highcharts.SVGAttributes} [pressedState]
* SVG attributes for the pressed state.
*
* @param {Highcharts.SVGAttributes} [disabledState]
* SVG attributes for the disabled state.
*
* @param {Highcharts.SymbolKeyValue} [shape=rect]
* The shape type.
*
* @param {boolean} [useHTML=false]
* Wether to use HTML to render the label.
*
* @return {Highcharts.SVGElement}
* The button element.
*/
button: function (text, x, y, callback, normalState, hoverState, pressedState, disabledState, shape, useHTML) {
var label = this.label(text, x, y, shape, void 0, void 0, useHTML, void 0, 'button'), curState = 0, styledMode = this.styledMode;
// Default, non-stylable attributes
label.attr(merge({ padding: 8, r: 2 }, normalState));
if (!styledMode) {
// Presentational
var normalStyle, hoverStyle, pressedStyle, disabledStyle;
// Normal state - prepare the attributes
normalState = merge({
fill: '#f7f7f7',
stroke: '#cccccc',
'stroke-width': 1,
style: {
color: '#333333',
cursor: 'pointer',
fontWeight: 'normal'
}
}, normalState);
normalStyle = normalState.style;
delete normalState.style;
// Hover state
hoverState = merge(normalState, {
fill: '#e6e6e6'
}, hoverState);
hoverStyle = hoverState.style;
delete hoverState.style;
// Pressed state
pressedState = merge(normalState, {
fill: '#e6ebf5',
style: {
color: '#000000',
fontWeight: 'bold'
}
}, pressedState);
pressedStyle = pressedState.style;
delete pressedState.style;
// Disabled state
disabledState = merge(normalState, {
style: {
color: '#cccccc'
}
}, disabledState);
disabledStyle = disabledState.style;
delete disabledState.style;
}
// Add the events. IE9 and IE10 need mouseover and mouseout to funciton
// (#667).
addEvent(label.element, isMS ? 'mouseover' : 'mouseenter', function () {
if (curState !== 3) {
label.setState(1);
}
});
addEvent(label.element, isMS ? 'mouseout' : 'mouseleave', function () {
if (curState !== 3) {
label.setState(curState);
}
});
label.setState = function (state) {
// Hover state is temporary, don't record it
if (state !== 1) {
label.state = curState = state;
}
// Update visuals
label
.removeClass(/highcharts-button-(normal|hover|pressed|disabled)/)
.addClass('highcharts-button-' +
['normal', 'hover', 'pressed', 'disabled'][state || 0]);
if (!styledMode) {
label
.attr([
normalState,
hoverState,
pressedState,
disabledState
][state || 0])
.css([
normalStyle,
hoverStyle,
pressedStyle,
disabledStyle
][state || 0]);
}
};
// Presentational attributes
if (!styledMode) {
label
.attr(normalState)
.css(extend({ cursor: 'default' }, normalStyle));
}
return label
.on('click', function (e) {
if (curState !== 3) {
callback.call(label, e);
}
});
},
/**
* Make a straight line crisper by not spilling out to neighbour pixels.
*
* @function Highcharts.SVGRenderer#crispLine
*
* @param {Highcharts.SVGPathArray} points
* The original points on the format `[['M', 0, 0], ['L', 100, 0]]`.
*
* @param {number} width
* The width of the line.
*
* @param {string} roundingFunction
* The rounding function name on the `Math` object, can be one of
* `round`, `floor` or `ceil`.
*
* @return {Highcharts.SVGPathArray}
* The original points array, but modified to render crisply.
*/
crispLine: function (points, width, roundingFunction) {
if (roundingFunction === void 0) { roundingFunction = 'round'; }
var start = points[0];
var end = points[1];
// Normalize to a crisp line
if (start[1] === end[1]) {
// Substract due to #1129. Now bottom and left axis gridlines behave
// the same.
start[1] = end[1] =
Math[roundingFunction](start[1]) - (width % 2 / 2);
}
if (start[2] === end[2]) {
start[2] = end[2] =
Math[roundingFunction](start[2]) + (width % 2 / 2);
}
return points;
},
/**
* Draw a path, wraps the SVG `path` element.
*
* @sample highcharts/members/renderer-path-on-chart/
* Draw a path in a chart
* @sample highcharts/members/renderer-path/
* Draw a path independent from a chart
*
* @example
* var path = renderer.path(['M', 10, 10, 'L', 30, 30, 'z'])
* .attr({ stroke: '#ff00ff' })
* .add();
*
* @function Highcharts.SVGRenderer#path
*
* @param {Highcharts.SVGPathArray} [path]
* An SVG path definition in array form.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*
*/ /**
* Draw a path, wraps the SVG `path` element.
*
* @function Highcharts.SVGRenderer#path
*
* @param {Highcharts.SVGAttributes} [attribs]
* The initial attributes.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/
path: function (path) {
var attribs = (this.styledMode ? {} : {
fill: 'none'
});
if (isArray(path)) {
attribs.d = path;
}
else if (isObject(path)) { // attributes
extend(attribs, path);
}
return this.createElement('path').attr(attribs);
},
/**
* Draw a circle, wraps the SVG `circle` element.
*
* @sample highcharts/members/renderer-circle/
* Drawing a circle
*
* @function Highcharts.SVGRenderer#circle
*
* @param {number} [x]
* The center x position.
*
* @param {number} [y]
* The center y position.
*
* @param {number} [r]
* The radius.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/ /**
* Draw a circle, wraps the SVG `circle` element.
*
* @function Highcharts.SVGRenderer#circle
*
* @param {Highcharts.SVGAttributes} [attribs]
* The initial attributes.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/
circle: function (x, y, r) {
var attribs = (isObject(x) ?
x :
typeof x === 'undefined' ? {} : { x: x, y: y, r: r }), wrapper = this.createElement('circle');
// Setting x or y translates to cx and cy
wrapper.xSetter = wrapper.ySetter = function (value, key, element) {
element.setAttribute('c' + key, value);
};
return wrapper.attr(attribs);
},
/**
* Draw and return an arc.
*
* @sample highcharts/members/renderer-arc/
* Drawing an arc
*
* @function Highcharts.SVGRenderer#arc
*
* @param {number} [x=0]
* Center X position.
*
* @param {number} [y=0]
* Center Y position.
*
* @param {number} [r=0]
* The outer radius' of the arc.
*
* @param {number} [innerR=0]
* Inner radius like used in donut charts.
*
* @param {number} [start=0]
* The starting angle of the arc in radians, where 0 is to the right
* and `-Math.PI/2` is up.
*
* @param {number} [end=0]
* The ending angle of the arc in radians, where 0 is to the right
* and `-Math.PI/2` is up.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/ /**
* Draw and return an arc. Overloaded function that takes arguments object.
*
* @function Highcharts.SVGRenderer#arc
*
* @param {Highcharts.SVGAttributes} attribs
* Initial SVG attributes.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/
arc: function (x, y, r, innerR, start, end) {
var arc, options;
if (isObject(x)) {
options = x;
y = options.y;
r = options.r;
innerR = options.innerR;
start = options.start;
end = options.end;
x = options.x;
}
else {
options = {
innerR: innerR,
start: start,
end: end
};
}
// Arcs are defined as symbols for the ability to set
// attributes in attr and animate
arc = this.symbol('arc', x, y, r, r, options);
arc.r = r; // #959
return arc;
},
/**
* Draw and return a rectangle.
*
* @function Highcharts.SVGRenderer#rect
*
* @param {number} [x]
* Left position.
*
* @param {number} [y]
* Top position.
*
* @param {number} [width]
* Width of the rectangle.
*
* @param {number} [height]
* Height of the rectangle.
*
* @param {number} [r]
* Border corner radius.
*
* @param {number} [strokeWidth]
* A stroke width can be supplied to allow crisp drawing.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/ /**
* Draw and return a rectangle.
*
* @sample highcharts/members/renderer-rect-on-chart/
* Draw a rectangle in a chart
* @sample highcharts/members/renderer-rect/
* Draw a rectangle independent from a chart
*
* @function Highcharts.SVGRenderer#rect
*
* @param {Highcharts.SVGAttributes} [attributes]
* General SVG attributes for the rectangle.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/
rect: function (x, y, width, height, r, strokeWidth) {
r = isObject(x) ? x.r : r;
var wrapper = this.createElement('rect'), attribs = isObject(x) ?
x :
typeof x === 'undefined' ?
{} :
{
x: x,
y: y,
width: Math.max(width, 0),
height: Math.max(height, 0)
};
if (!this.styledMode) {
if (typeof strokeWidth !== 'undefined') {
attribs.strokeWidth = strokeWidth;
attribs = wrapper.crisp(attribs);
}
attribs.fill = 'none';
}
if (r) {
attribs.r = r;
}
wrapper.rSetter = function (value, key, element) {
wrapper.r = value;
attr(element, {
rx: value,
ry: value
});
};
wrapper.rGetter = function () {
return wrapper.r;
};
return wrapper.attr(attribs);
},
/**
* Resize the {@link SVGRenderer#box} and re-align all aligned child
* elements.
*
* @sample highcharts/members/renderer-g/
* Show and hide grouped objects
*
* @function Highcharts.SVGRenderer#setSize
*
* @param {number} width
* The new pixel width.
*
* @param {number} height
* The new pixel height.
*
* @param {boolean|Highcharts.AnimationOptionsObject} [animate=true]
* Whether and how to animate.
*
* @return {void}
*/
setSize: function (width, height, animate) {
var renderer = this, alignedObjects = renderer.alignedObjects, i = alignedObjects.length;
renderer.width = width;
renderer.height = height;
renderer.boxWrapper.animate({
width: width,
height: height
}, {
step: function () {
this.attr({
viewBox: '0 0 ' + this.attr('width') + ' ' +
this.attr('height')
});
},
duration: pick(animate, true) ? void 0 : 0
});
while (i--) {
alignedObjects[i].align();
}
},
/**
* Create and return an svg group element. Child
* {@link Highcharts.SVGElement} objects are added to the group by using the
* group as the first parameter in {@link Highcharts.SVGElement#add|add()}.
*
* @function Highcharts.SVGRenderer#g
*
* @param {string} [name]
* The group will be given a class name of `highcharts-{name}`. This
* can be used for styling and scripting.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/
g: function (name) {
var elem = this.createElement('g');
return name ?
elem.attr({ 'class': 'highcharts-' + name }) :
elem;
},
/**
* Display an image.
*
* @sample highcharts/members/renderer-image-on-chart/
* Add an image in a chart
* @sample highcharts/members/renderer-image/
* Add an image independent of a chart
*
* @function Highcharts.SVGRenderer#image
*
* @param {string} src
* The image source.
*
* @param {number} [x]
* The X position.
*
* @param {number} [y]
* The Y position.
*
* @param {number} [width]
* The image width. If omitted, it defaults to the image file width.
*
* @param {number} [height]
* The image height. If omitted it defaults to the image file
* height.
*
* @param {Function} [onload]
* Event handler for image load.
*
* @return {Highcharts.SVGElement}
* The generated wrapper element.
*/
image: function (src, x, y, width, height, onload) {
var attribs = { preserveAspectRatio: 'none' }, elemWrapper, dummy, setSVGImageSource = function (el, src) {
// Set the href in the xlink namespace
if (el.setAttributeNS) {
el.setAttributeNS('http://www.w3.org/1999/xlink', 'href', src);
}
else {
// could be exporting in IE
// using href throws "not supported" in ie7 and under,
// requries regex shim to fix later
el.setAttribute('hc-svg-href', src);
}
}, onDummyLoad = function (e) {
setSVGImageSource(elemWrapper.element, src);
onload.call(elemWrapper, e);
};
// optional properties
if (arguments.length > 1) {
extend(attribs, {
x: x,
y: y,
width: width,
height: height
});
}
elemWrapper = this.createElement('image').attr(attribs);
// Add load event if supplied
if (onload) {
// We have to use a dummy HTML image since IE support for SVG image
// load events is very buggy. First set a transparent src, wait for
// dummy to load, and then add the real src to the SVG image.
setSVGImageSource(elemWrapper.element, 'data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /* eslint-disable-line */);
dummy = new win.Image();
addEvent(dummy, 'load', onDummyLoad);
dummy.src = src;
if (dummy.complete) {
onDummyLoad({});
}
}
else {
setSVGImageSource(elemWrapper.element, src);
}
return elemWrapper;
},
/**
* Draw a symbol out of pre-defined shape paths from
* {@link SVGRenderer#symbols}.
* It is used in Highcharts for point makers, which cake a `symbol` option,
* and label and button backgrounds like in the tooltip and stock flags.
*
* @function Highcharts.SVGRenderer#symbol
*
* @param {string} symbol
* The symbol name.
*
* @param {number} [x]
* The X coordinate for the top left position.
*
* @param {number} [y]
* The Y coordinate for the top left position.
*
* @param {number} [width]
* The pixel width.
*
* @param {number} [height]
* The pixel height.
*
* @param {Highcharts.SymbolOptionsObject} [options]
* Additional options, depending on the actual symbol drawn.
*
* @return {Highcharts.SVGElement}
*/
symbol: function (symbol, x, y, width, height, options) {
var ren = this, obj, imageRegex = /^url\((.*?)\)$/, isImage = imageRegex.test(symbol), sym = (!isImage && (this.symbols[symbol] ? symbol : 'circle')),
// get the symbol definition function
symbolFn = (sym && this.symbols[sym]), path, imageSrc, centerImage;
if (symbolFn) {
// Check if there's a path defined for this symbol
if (typeof x === 'number') {
path = symbolFn.call(this.symbols, Math.round(x || 0), Math.round(y || 0), width, height, options);
}
obj = this.path(path);
if (!ren.styledMode) {
obj.attr('fill', 'none');
}
// expando properties for use in animate and attr
extend(obj, {
symbolName: sym,
x: x,
y: y,
width: width,
height: height
});
if (options) {
extend(obj, options);
}
// Image symbols
}
else if (isImage) {
imageSrc = symbol.match(imageRegex)[1];
// Create the image synchronously, add attribs async
obj = this.image(imageSrc);
// The image width is not always the same as the symbol width. The
// image may be centered within the symbol, as is the case when
// image shapes are used as label backgrounds, for example in flags.
obj.imgwidth = pick(symbolSizes[imageSrc] && symbolSizes[imageSrc].width, options && options.width);
obj.imgheight = pick(symbolSizes[imageSrc] && symbolSizes[imageSrc].height, options && options.height);
/**
* Set the size and position
*/
centerImage = function () {
obj.attr({
width: obj.width,
height: obj.height
});
};
/**
* Width and height setters that take both the image's physical size
* and the label size into consideration, and translates the image
* to center within the label.
*/
['width', 'height'].forEach(function (key) {
obj[key + 'Setter'] = function (value, key) {
var attribs = {}, imgSize = this['img' + key], trans = key === 'width' ? 'translateX' : 'translateY';
this[key] = value;
if (defined(imgSize)) {
// Scale and center the image within its container.
// The name `backgroundSize` is taken from the CSS spec,
// but the value `within` is made up. Other possible
// values in the spec, `cover` and `contain`, can be
// implemented if needed.
if (options &&
options.backgroundSize === 'within' &&
this.width &&
this.height) {
imgSize = Math.round(imgSize * Math.min(this.width / this.imgwidth, this.height / this.imgheight));
}
if (this.element) {
this.element.setAttribute(key, imgSize);
}
if (!this.alignByTranslate) {
attribs[trans] = ((this[key] || 0) - imgSize) / 2;
this.attr(attribs);
}
}
};
});
if (defined(x)) {
obj.attr({
x: x,
y: y
});
}
obj.isImg = true;
if (defined(obj.imgwidth) && defined(obj.imgheight)) {
centerImage();
}
else {
// Initialize image to be 0 size so export will still function
// if there's no cached sizes.
obj.attr({ width: 0, height: 0 });
// Create a dummy JavaScript image to get the width and height.
createElement('img', {
onload: function () {
var chart = charts[ren.chartIndex];
// Special case for SVGs on IE11, the width is not
// accessible until the image is part of the DOM
// (#2854).
if (this.width === 0) {
css(this, {
position: 'absolute',
top: '-999em'
});
doc.body.appendChild(this);
}
// Center the image
symbolSizes[imageSrc] = {
width: this.width,
height: this.height
};
obj.imgwidth = this.width;
obj.imgheight = this.height;
if (obj.element) {
centerImage();
}
// Clean up after #2854 workaround.
if (this.parentNode) {
this.parentNode.removeChild(this);
}
// Fire the load event when all external images are
// loaded
ren.imgCount--;
if (!ren.imgCount && chart && !chart.hasLoaded) {
chart.onload();
}
},
src: imageSrc
});
this.imgCount++;
}
}
return obj;
},
/**
* An extendable collection of functions for defining symbol paths.
*
* @name Highcharts.SVGRenderer#symbols
* @type {Highcharts.SymbolDictionary}
*/
symbols: {
circle: function (x, y, w, h) {
// Return a full arc
return this.arc(x + w / 2, y + h / 2, w / 2, h / 2, {
start: Math.PI * 0.5,
end: Math.PI * 2.5,
open: false
});
},
square: function (x, y, w, h) {
return [
['M', x, y],
['L', x + w, y],
['L', x + w, y + h],
['L', x, y + h],
['Z']
];
},
triangle: function (x, y, w, h) {
return [
['M', x + w / 2, y],
['L', x + w, y + h],
['L', x, y + h],
['Z']
];
},
'triangle-down': function (x, y, w, h) {
return [
['M', x, y],
['L', x + w, y],
['L', x + w / 2, y + h],
['Z']
];
},
diamond: function (x, y, w, h) {
return [
['M', x + w / 2, y],
['L', x + w, y + h / 2],
['L', x + w / 2, y + h],
['L', x, y + h / 2],
['Z']
];
},
arc: function (x, y, w, h, options) {
var start = options.start, rx = options.r || w, ry = options.r || h || w, proximity = 0.001, fullCircle = Math.abs(options.end - options.start - 2 * Math.PI) <
proximity,
// Substract a small number to prevent cos and sin of start and
// end from becoming equal on 360 arcs (related: #1561)
end = options.end - proximity, innerRadius = options.innerR, open = pick(options.open, fullCircle), cosStart = Math.cos(start), sinStart = Math.sin(start), cosEnd = Math.cos(end), sinEnd = Math.sin(end),
// Proximity takes care of rounding errors around PI (#6971)
longArc = pick(options.longArc, options.end - start - Math.PI < proximity ? 0 : 1), arc;
arc = [
[
'M',
x + rx * cosStart,
y + ry * sinStart
],
[
'A',
rx,
ry,
0,
longArc,
pick(options.clockwise, 1),
x + rx * cosEnd,
y + ry * sinEnd
]
];
if (defined(innerRadius)) {
arc.push(open ?
[
'M',
x + innerRadius * cosEnd,
y + innerRadius * sinEnd
] : [
'L',
x + innerRadius * cosEnd,
y + innerRadius * sinEnd
], [
'A',
innerRadius,
innerRadius,
0,
longArc,
// Clockwise - opposite to the outer arc clockwise
defined(options.clockwise) ? 1 - options.clockwise : 0,
x + innerRadius * cosStart,
y + innerRadius * sinStart
]);
}
if (!open) {
arc.push(['Z']);
}
return arc;
},
/**
* Callout shape used for default tooltips, also used for rounded
* rectangles in VML
*/
callout: function (x, y, w, h, options) {
var arrowLength = 6, halfDistance = 6, r = Math.min((options && options.r) || 0, w, h), safeDistance = r + halfDistance, anchorX = options && options.anchorX, anchorY = options && options.anchorY, path;
path = [
['M', x + r, y],
['L', x + w - r, y],
['C', x + w, y, x + w, y, x + w, y + r],
['L', x + w, y + h - r],
['C', x + w, y + h, x + w, y + h, x + w - r, y + h],
['L', x + r, y + h],
['C', x, y + h, x, y + h, x, y + h - r],
['L', x, y + r],
['C', x, y, x, y, x + r, y] // top-left corner
];
// Anchor on right side
if (anchorX && anchorX > w) {
// Chevron
if (anchorY > y + safeDistance &&
anchorY < y + h - safeDistance) {
path.splice(3, 1, ['L', x + w, anchorY - halfDistance], ['L', x + w + arrowLength, anchorY], ['L', x + w, anchorY + halfDistance], ['L', x + w, y + h - r]);
// Simple connector
}
else {
path.splice(3, 1, ['L', x + w, h / 2], ['L', anchorX, anchorY], ['L', x + w, h / 2], ['L', x + w, y + h - r]);
}
// Anchor on left side
}
else if (anchorX && anchorX < 0) {
// Chevron
if (anchorY > y + safeDistance &&
anchorY < y + h - safeDistance) {
path.splice(7, 1, ['L', x, anchorY + halfDistance], ['L', x - arrowLength, anchorY], ['L', x, anchorY - halfDistance], ['L', x, y + r]);
// Simple connector
}
else {
path.splice(7, 1, ['L', x, h / 2], ['L', anchorX, anchorY], ['L', x, h / 2], ['L', x, y + r]);
}
}
else if ( // replace bottom
anchorY &&
anchorY > h &&
anchorX > x + safeDistance &&
anchorX < x + w - safeDistance) {
path.splice(5, 1, ['L', anchorX + halfDistance, y + h], ['L', anchorX, y + h + arrowLength], ['L', anchorX - halfDistance, y + h], ['L', x + r, y + h]);
}
else if ( // replace top
anchorY &&
anchorY < 0 &&
anchorX > x + safeDistance &&
anchorX < x + w - safeDistance) {
path.splice(1, 1, ['L', anchorX - halfDistance, y], ['L', anchorX, y - arrowLength], ['L', anchorX + halfDistance, y], ['L', w - r, y]);
}
return path;
}
},
/**
* Define a clipping rectangle. The clipping rectangle is later applied
* to {@link SVGElement} objects through the {@link SVGElement#clip}
* function.
*
* @example
* var circle = renderer.circle(100, 100, 100)
* .attr({ fill: 'red' })
* .add();
* var clipRect = renderer.clipRect(100, 100, 100, 100);
*
* // Leave only the lower right quarter visible
* circle.clip(clipRect);
*
* @function Highcharts.SVGRenderer#clipRect
*
* @param {number} [x]
*
* @param {number} [y]
*
* @param {number} [width]
*
* @param {number} [height]
*
* @return {Highcharts.ClipRectElement}
* A clipping rectangle.
*/
clipRect: function (x, y, width, height) {
var wrapper,
// Add a hyphen at the end to avoid confusion in testing indexes
// -1 and -10, -11 etc (#6550)
id = uniqueKey() + '-', clipPath = this.createElement('clipPath').attr({
id: id
}).add(this.defs);
wrapper = this.rect(x, y, width, height, 0).add(clipPath);
wrapper.id = id;
wrapper.clipPath = clipPath;
wrapper.count = 0;
return wrapper;
},
/**
* Draw text. The text can contain a subset of HTML, like spans and anchors
* and some basic text styling of these. For more advanced features like
* border and background, use {@link Highcharts.SVGRenderer#label} instead.
* To update the text after render, run `text.attr({ text: 'New text' })`.
*
* @sample highcharts/members/renderer-text-on-chart/
* Annotate the chart freely
* @sample highcharts/members/renderer-on-chart/
* Annotate with a border and in response to the data
* @sample highcharts/members/renderer-text/
* Formatted text
*
* @function Highcharts.SVGRenderer#text
*
* @param {string} [str]
* The text of (subset) HTML to draw.
*
* @param {number} [x]
* The x position of the text's lower left corner.
*
* @param {number} [y]
* The y position of the text's lower left corner.
*
* @param {boolean} [useHTML=false]
* Use HTML to render the text.
*
* @return {Highcharts.SVGElement}
* The text object.
*/
text: function (str, x, y, useHTML) {
// declare variables
var renderer = this, wrapper, attribs = {};
if (useHTML && (renderer.allowHTML || !renderer.forExport)) {
return renderer.html(str, x, y);
}
attribs.x = Math.round(x || 0); // X always needed for line-wrap logic
if (y) {
attribs.y = Math.round(y);
}
if (defined(str)) {
attribs.text = str;
}
wrapper = renderer.createElement('text')
.attr(attribs);
if (!useHTML) {
wrapper.xSetter = function (value, key, element) {
var tspans = element.getElementsByTagName('tspan'), tspan, parentVal = element.getAttribute(key), i;
for (i = 0; i < tspans.length; i++) {
tspan = tspans[i];
// If the x values are equal, the tspan represents a
// linebreak
if (tspan.getAttribute(key) === parentVal) {
tspan.setAttribute(key, value);
}
}
element.setAttribute(key, value);
};
}
return wrapper;
},
/**
* Utility to return the baseline offset and total line height from the font
* size.
*
* @function Highcharts.SVGRenderer#fontMetrics
*
* @param {number|string} [fontSize]
* The current font size to inspect. If not given, the font size
* will be found from the DOM element.
*
* @param {Highcharts.SVGElement|Highcharts.SVGDOMElement} [elem]
* The element to inspect for a current font size.
*
* @return {Highcharts.FontMetricsObject}
* The font metrics.
*/
fontMetrics: function (fontSize, elem) {
var lineHeight, baseline;
if ((this.styledMode || !/px/.test(fontSize)) &&
win.getComputedStyle // old IE doesn't support it
) {
fontSize = elem && SVGElement.prototype.getStyle.call(elem, 'font-size');
}
else {
fontSize = fontSize ||
// When the elem is a DOM element (#5932)
(elem && elem.style && elem.style.fontSize) ||
// Fall back on the renderer style default
(this.style && this.style.fontSize);
}
// Handle different units
if (/px/.test(fontSize)) {
fontSize = pInt(fontSize);
}
else {
fontSize = 12;
}
// Empirical values found by comparing font size and bounding box
// height. Applies to the default font family.
// https://jsfiddle.net/highcharts/7xvn7/
lineHeight = fontSize < 24 ? fontSize + 3 : Math.round(fontSize * 1.2);
baseline = Math.round(lineHeight * 0.8);
return {
h: lineHeight,
b: baseline,
f: fontSize
};
},
/**
* Correct X and Y positioning of a label for rotation (#1764).
*
* @private
* @function Highcharts.SVGRenderer#rotCorr
*
* @param {number} baseline
*
* @param {number} rotation
*
* @param {boolean} [alterY]
*
* @param {Highcharts.PositionObject}
*/
rotCorr: function (baseline, rotation, alterY) {
var y = baseline;
if (rotation && alterY) {
y = Math.max(y * Math.cos(rotation * deg2rad), 4);
}
return {
x: (-baseline / 3) * Math.sin(rotation * deg2rad),
y: y
};
},
/**
* Compatibility function to convert the legacy one-dimensional path array
* into an array of segments.
*
* It is used in maps to parse the `path` option, and in SVGRenderer.dSetter
* to support legacy paths from demos.
*
* @param path @private
* @function Highcharts.SVGRenderer#pathToSegments
*
* @param {Array<string|number>}
*
* @return {Highcharts.SVGPathArray}
*/
pathToSegments: function (path) {
var ret = [];
var segment = [];
var commandLength = {
A: 8,
C: 7,
H: 2,
L: 3,
M: 3,
Q: 5,
S: 5,
T: 3,
V: 2
};
// Short, non-typesafe parsing of the one-dimensional array. It splits
// the path on any string. This is not type checked against the tuple
// types, but is shorter, and doesn't require specific checks for any
// command type in SVG.
for (var i = 0; i < path.length; i++) {
// Command skipped, repeat previous or insert L/l for M/m
if (isString(segment[0]) &&
isNumber(path[i]) &&
segment.length === commandLength[(segment[0].toUpperCase())]) {
path.splice(i, 0, segment[0].replace('M', 'L').replace('m', 'l'));
}
// Split on string
if (typeof path[i] === 'string') {
if (segment.length) {
ret.push(segment.slice(0));
}
segment.length = 0;
}
segment.push(path[i]);
}
ret.push(segment.slice(0));
return ret;
/*
// Fully type-safe version where each tuple type is checked. The
// downside is filesize and a lack of flexibility for unsupported
// commands
const ret: Highcharts.SVGPathArray = [],
commands = {
A: 7,
C: 6,
H: 1,
L: 2,
M: 2,
Q: 4,
S: 4,
T: 2,
V: 1,
Z: 0
};
let i = 0,
lastI = 0,
lastCommand;
while (i < path.length) {
const item = path[i];
let command;
if (typeof item === 'string') {
command = item;
i += 1;
} else {
command = lastCommand || 'M';
}
// Upper case
const commandUC = command.toUpperCase();
if (commandUC in commands) {
// No numeric parameters
if (command === 'Z' || command === 'z') {
ret.push([command]);
// One numeric parameter
} else {
const val0 = path[i];
if (typeof val0 === 'number') {
// Horizontal line to
if (command === 'H' || command === 'h') {
ret.push([command, val0]);
i += 1;
// Vertical line to
} else if (command === 'V' || command === 'v') {
ret.push([command, val0]);
i += 1;
// Two numeric parameters
} else {
const val1 = path[i + 1];
if (typeof val1 === 'number') {
// lineTo
if (command === 'L' || command === 'l') {
ret.push([command, val0, val1]);
i += 2;
// moveTo
} else if (command === 'M' || command === 'm') {
ret.push([command, val0, val1]);
i += 2;
// Smooth quadratic bezier
} else if (command === 'T' || command === 't') {
ret.push([command, val0, val1]);
i += 2;
// Four numeric parameters
} else {
const val2 = path[i + 2],
val3 = path[i + 3];
if (
typeof val2 === 'number' &&
typeof val3 === 'number'
) {
// Quadratic bezier to
if (
command === 'Q' ||
command === 'q'
) {
ret.push([
command,
val0,
val1,
val2,
val3
]);
i += 4;
// Smooth cubic bezier to
} else if (
command === 'S' ||
command === 's'
) {
ret.push([
command,
val0,
val1,
val2,
val3
]);
i += 4;
// Six numeric parameters
} else {
const val4 = path[i + 4],
val5 = path[i + 5];
if (
typeof val4 === 'number' &&
typeof val5 === 'number'
) {
// Curve to
if (
command === 'C' ||
command === 'c'
) {
ret.push([
command,
val0,
val1,
val2,
val3,
val4,
val5
]);
i += 6;
// Seven numeric parameters
} else {
const val6 = path[i + 6];
// Arc to
if (
typeof val6 ===
'number' &&
(
command === 'A' ||
command === 'a'
)
) {
ret.push([
command,
val0,
val1,
val2,
val3,
val4,
val5,
val6
]);
i += 7;
}
}
}
}
}
}
}
}
}
}
}
// An unmarked command following a moveTo is a lineTo
lastCommand = command === 'M' ? 'L' : command;
if (i === lastI) {
break;
}
lastI = i;
}
return ret;
*/
},
/**
* Draw a label, which is an extended text element with support for border
* and background. Highcharts creates a `g` element with a text and a `path`
* or `rect` inside, to make it behave somewhat like a HTML div. Border and
* background are set through `stroke`, `stroke-width` and `fill` attributes
* using the {@link Highcharts.SVGElement#attr|attr} method. To update the
* text after render, run `label.attr({ text: 'New text' })`.
*
* @sample highcharts/members/renderer-label-on-chart/
* A label on the chart
*
* @function Highcharts.SVGRenderer#label
*
* @param {string} str
* The initial text string or (subset) HTML to render.
*
* @param {number} x
* The x position of the label's left side.
*
* @param {number} [y]
* The y position of the label's top side or baseline, depending on
* the `baseline` parameter.
*
* @param {string} [shape='rect']
* The shape of the label's border/background, if any. Defaults to
* `rect`. Other possible values are `callout` or other shapes
* defined in {@link Highcharts.SVGRenderer#symbols}.
*
* @param {number} [anchorX]
* In case the `shape` has a pointer, like a flag, this is the
* coordinates it should be pinned to.
*
* @param {number} [anchorY]
* In case the `shape` has a pointer, like a flag, this is the
* coordinates it should be pinned to.
*
* @param {boolean} [useHTML=false]
* Wether to use HTML to render the label.
*
* @param {boolean} [baseline=false]
* Whether to position the label relative to the text baseline,
* like {@link Highcharts.SVGRenderer#text|renderer.text}, or to the
* upper border of the rectangle.
*
* @param {string} [className]
* Class name for the group.
*
* @return {Highcharts.SVGElement}
* The generated label.
*/
label: function (str, x, y, shape, anchorX, anchorY, useHTML, baseline, className) {
var renderer = this, styledMode = renderer.styledMode, wrapper = renderer.g((className !== 'button' && 'label')), text = wrapper.text = renderer.text('', 0, 0, useHTML)
.attr({
zIndex: 1
}), box, emptyBBox = { width: 0, height: 0, x: 0, y: 0 }, bBox = emptyBBox, alignFactor = 0, padding = 3, paddingLeft = 0, width, height, wrapperX, wrapperY, textAlign, deferredAttr = {}, strokeWidth, baselineOffset, hasBGImage = /^url\((.*?)\)$/.test(shape), needsBox = styledMode || hasBGImage, getCrispAdjust = function () {
return styledMode ?
box.strokeWidth() % 2 / 2 :
(strokeWidth ? parseInt(strokeWidth, 10) : 0) % 2 / 2;
}, updateBoxSize, updateTextPadding, boxAttr;
if (className) {
wrapper.addClass('highcharts-' + className);
}
/* This function runs after the label is added to the DOM (when the
bounding box is available), and after the text of the label is
updated to detect the new bounding box and reflect it in the border
box. */
updateBoxSize = function () {
var style = text.element.style, crispAdjust, attribs = {};
// #12165 error when width is null (auto)
// #12163 when fontweight: bold, recalculate bBox withot cache
// #3295 && 3514 box failure when string equals 0
bBox = ((!isNumber(width) || !isNumber(height) || textAlign) &&
defined(text.textStr)) ?
text.getBBox() : emptyBBox;
wrapper.width = ((width || bBox.width || 0) +
2 * padding +
paddingLeft);
wrapper.height = (height || bBox.height || 0) + 2 * padding;
// Update the label-scoped y offset. Math.min because of inline
// style (#9400)
baselineOffset = padding + Math.min(renderer
.fontMetrics(style && style.fontSize, text).b,
// When the height is 0, there is no bBox, so go with the font
// metrics. Highmaps CSS demos.
bBox.height || Infinity);
if (needsBox) {
// Create the border box if it is not already present
if (!box) {
// Symbol definition exists (#5324)
wrapper.box = box =
renderer.symbols[shape] || hasBGImage ?
renderer.symbol(shape) :
renderer.rect();
box.addClass(// Don't use label className for buttons
(className === 'button' ? '' : 'highcharts-label-box') +
(className ? ' highcharts-' + className + '-box' : ''));
box.add(wrapper);
crispAdjust = getCrispAdjust();
attribs.x = crispAdjust;
attribs.y = (baseline ? -baselineOffset : 0) + crispAdjust;
}
// Apply the box attributes
attribs.width = Math.round(wrapper.width);
attribs.height = Math.round(wrapper.height);
box.attr(extend(attribs, deferredAttr));
deferredAttr = {};
}
};
/*
* This function runs after setting text or padding, but only if padding
* is changed.
*/
updateTextPadding = function () {
var textX = paddingLeft + padding, textY;
// determin y based on the baseline
textY = baseline ? 0 : baselineOffset;
// compensate for alignment
if (defined(width) &&
bBox &&
(textAlign === 'center' || textAlign === 'right')) {
textX += { center: 0.5, right: 1 }[textAlign] *
(width - bBox.width);
}
// update if anything changed
if (textX !== text.x || textY !== text.y) {
text.attr('x', textX);
// #8159 - prevent misplaced data labels in treemap
// (useHTML: true)
if (text.hasBoxWidthChanged) {
bBox = text.getBBox(true);
updateBoxSize();
}
if (typeof textY !== 'undefined') {
text.attr('y', textY);
}
}
// record current values
text.x = textX;
text.y = textY;
};
/*
* Set a box attribute, or defer it if the box is not yet created
*/
boxAttr = function (key, value) {
if (box) {
box.attr(key, value);
}
else {
deferredAttr[key] = value;
}
};
/*
* After the text element is added, get the desired size of the border
* box and add it before the text in the DOM.
*/
wrapper.onAdd = function () {
text.add(wrapper);
wrapper.attr({
// Alignment is available now (#3295, 0 not rendered if given
// as a value)
text: (str || str === 0) ? str : '',
x: x,
y: y
});
if (box && defined(anchorX)) {
wrapper.attr({
anchorX: anchorX,
anchorY: anchorY
});
}
};
/*
* Add specific attribute setters.
*/
// only change local variables
wrapper.widthSetter = function (value) {
// width:auto => null
width = isNumber(value) ? value : null;
};
wrapper.heightSetter = function (value) {
height = value;
};
wrapper['text-alignSetter'] = function (value) {
textAlign = value;
};
wrapper.paddingSetter = function (value) {
if (defined(value) && value !== padding) {
padding = wrapper.padding = value;
updateTextPadding();
}
};
wrapper.paddingLeftSetter = function (value) {
if (defined(value) && value !== paddingLeft) {
paddingLeft = value;
updateTextPadding();
}
};
// change local variable and prevent setting attribute on the group
wrapper.alignSetter = function (value) {
value = {
left: 0,
center: 0.5,
right: 1
}[value];
if (value !== alignFactor) {
alignFactor = value;
// Bounding box exists, means we're dynamically changing
if (bBox) {
wrapper.attr({ x: wrapperX }); // #5134
}
}
};
// apply these to the box and the text alike
wrapper.textSetter = function (value) {
if (typeof value !== 'undefined') {
// Must use .attr to ensure transforms are done (#10009)
text.attr({
text: value
});
}
updateBoxSize();
updateTextPadding();
};
// apply these to the box but not to the text
wrapper['stroke-widthSetter'] = function (value, key) {
if (value) {
needsBox = true;
}
strokeWidth = this['stroke-width'] = value;
boxAttr(key, value);
};
if (styledMode) {
wrapper.rSetter = function (value, key) {
boxAttr(key, value);
};
}
else {
wrapper.strokeSetter =
wrapper.fillSetter =
wrapper.rSetter = function (value, key) {
if (key !== 'r') {
if (key === 'fill' && value) {
needsBox = true;
}
// for animation getter (#6776)
wrapper[key] = value;
}
boxAttr(key, value);
};
}
wrapper.anchorXSetter = function (value, key) {
anchorX = wrapper.anchorX = value;
boxAttr(key, Math.round(value) - getCrispAdjust() - wrapperX);
};
wrapper.anchorYSetter = function (value, key) {
anchorY = wrapper.anchorY = value;
boxAttr(key, value - wrapperY);
};
// rename attributes
wrapper.xSetter = function (value) {
wrapper.x = value; // for animation getter
if (alignFactor) {
value -= alignFactor * ((width || bBox.width) + 2 * padding);
// Force animation even when setting to the same value (#7898)
wrapper['forceAnimate:x'] = true;
}
wrapperX = Math.round(value);
wrapper.attr('translateX', wrapperX);
};
wrapper.ySetter = function (value) {
wrapperY = wrapper.y = Math.round(value);
wrapper.attr('translateY', wrapperY);
};
wrapper.isLabel = true;
// Redirect certain methods to either the box or the text
var baseCss = wrapper.css;
var wrapperExtension = {
/**
* Pick up some properties and apply them to the text instead of the
* wrapper.
*/
css: function (styles) {
if (styles) {
var textStyles = {}, isWidth, isFontStyle;
// Create a copy to avoid altering the original object
// (#537)
styles = merge(styles);
wrapper.textProps.forEach(function (prop) {
if (typeof styles[prop] !== 'undefined') {
textStyles[prop] = styles[prop];
delete styles[prop];
}
});
text.css(textStyles);
isWidth = 'width' in textStyles;
isFontStyle = 'fontSize' in textStyles ||
'fontWeight' in textStyles;
// Update existing text, box (#9400, #12163)
if (isWidth || isFontStyle) {
updateBoxSize();
// Keep updated (#9400, #12163)
if (isFontStyle) {
updateTextPadding();
}
}
}
return baseCss.call(wrapper, styles);
},
/*
* Return the bounding box of the box, not the group.
*/
getBBox: function () {
return {
width: bBox.width + 2 * padding,
height: bBox.height + 2 * padding,
x: bBox.x - padding,
y: bBox.y - padding
};
},
/**
* Destroy and release memory.
*/
destroy: function () {
// Added by button implementation
removeEvent(wrapper.element, 'mouseenter');
removeEvent(wrapper.element, 'mouseleave');
if (text) {
text.destroy();
}
if (box) {
box = box.destroy();
}
// Call base implementation to destroy the rest
SVGElement.prototype.destroy.call(wrapper);
// Release local pointers (#1298)
wrapper =
renderer =
text =
updateBoxSize =
updateTextPadding =
boxAttr = null;
}
};
// Event handling. In case of useHTML, we need to make sure that events
// are captured on the span as well, and that mouseenter/mouseleave
// between the SVG group and the HTML span are not treated as real
// enter/leave events. #13310.
wrapper.on = function (eventType, handler) {
var span = text && text.element.tagName === 'SPAN' ? text : void 0;
var selectiveHandler;
if (span) {
selectiveHandler = function (e) {
if ((eventType === 'mouseenter' ||
eventType === 'mouseleave') &&
e.relatedTarget instanceof Element &&
(wrapper.element.contains(e.relatedTarget) ||
span.element.contains(e.relatedTarget))) {
return;
}
handler.call(wrapper.element, e);
};
span.on(eventType, selectiveHandler);
}
SVGElement.prototype.on.call(wrapper, eventType, selectiveHandler || handler);
return wrapper;
};
if (!styledMode) {
/**
* Apply the shadow to the box.
*
* @ignore
* @function Highcharts.SVGElement#shadow
*
* @return {Highcharts.SVGElement}
*/
wrapperExtension.shadow = function (b) {
if (b) {
updateBoxSize();
if (box) {
box.shadow(b);
}
}
return wrapper;
};
}
return extend(wrapper, wrapperExtension);
}
}); // end SVGRenderer
// general renderer
H.Renderer = SVGRenderer;
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