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/* *
*
* (c) 2010-2021 Torstein Honsi
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import A from '../../Animation/AnimationUtilities.js';
var animate = A.animate, animObject = A.animObject, stop = A.stop;
import Color from '../../Color/Color.js';
import H from '../../Globals.js';
var deg2rad = H.deg2rad, doc = H.doc, noop = H.noop, svg = H.svg, SVG_NS = H.SVG_NS, win = H.win;
import U from '../../Utilities.js';
var addEvent = U.addEvent, attr = U.attr, createElement = U.createElement, css = U.css, defined = U.defined, erase = U.erase, extend = U.extend, fireEvent = U.fireEvent, isArray = U.isArray, isFunction = U.isFunction, isNumber = U.isNumber, isString = U.isString, merge = U.merge, objectEach = U.objectEach, pick = U.pick, pInt = U.pInt, removeEvent = U.removeEvent, syncTimeout = U.syncTimeout, uniqueKey = U.uniqueKey;
/* *
*
* Class
*
* */
/* eslint-disable no-invalid-this, valid-jsdoc */
/**
* The SVGElement prototype is a JavaScript wrapper for SVG elements used in the
* rendering layer of Highcharts. Combined with the
* {@link Highcharts.SVGRenderer}
* object, these prototypes allow freeform annotation in the charts or even in
* HTML pages without instanciating a chart. The SVGElement can also wrap HTML
* labels, when `text` or `label` elements are created with the `useHTML`
* parameter.
*
* The SVGElement instances are created through factory functions on the
* {@link Highcharts.SVGRenderer}
* object, like
* {@link Highcharts.SVGRenderer#rect|rect},
* {@link Highcharts.SVGRenderer#path|path},
* {@link Highcharts.SVGRenderer#text|text},
* {@link Highcharts.SVGRenderer#label|label},
* {@link Highcharts.SVGRenderer#g|g}
* and more.
*
* @class
* @name Highcharts.SVGElement
*/
var SVGElement = /** @class */ (function () {
function SVGElement() {
/* *
*
* Properties
*
* */
this.element = void 0;
this.onEvents = {};
this.opacity = 1; // Default base for animation
this.renderer = void 0;
this.SVG_NS = SVG_NS;
// Custom attributes used for symbols, these should be filtered out when
// setting SVGElement attributes (#9375).
this.symbolCustomAttribs = [
'x',
'y',
'width',
'height',
'r',
'start',
'end',
'innerR',
'anchorX',
'anchorY',
'rounded'
];
}
// @todo public zIndex?: number;
/* *
*
* Functions
*
* */
/**
* Get the current value of an attribute or pseudo attribute,
* used mainly for animation. Called internally from
* the {@link Highcharts.SVGRenderer#attr} function.
*
* @private
* @function Highcharts.SVGElement#_defaultGetter
*
* @param {string} key
* Property key.
*
* @return {number|string}
* Property value.
*/
SVGElement.prototype._defaultGetter = function (key) {
var ret = pick(this[key + 'Value'], // align getter
this[key], this.element ? this.element.getAttribute(key) : null, 0);
if (/^[\-0-9\.]+$/.test(ret)) { // is numerical
ret = parseFloat(ret);
}
return ret;
};
/**
* @private
* @function Highcharts.SVGElement#_defaultSetter
*
* @param {string} value
*
* @param {string} key
*
* @param {Highcharts.SVGDOMElement} element
*
*/
SVGElement.prototype._defaultSetter = function (value, key, element) {
element.setAttribute(key, value);
};
/**
* Add the element to the DOM. All elements must be added this way.
*
* @sample highcharts/members/renderer-g
* Elements added to a group
*
* @function Highcharts.SVGElement#add
*
* @param {Highcharts.SVGElement} [parent]
* The parent item to add it to. If undefined, the element is added
* to the {@link Highcharts.SVGRenderer.box}.
*
* @return {Highcharts.SVGElement}
* Returns the SVGElement for chaining.
*/
SVGElement.prototype.add = function (parent) {
var renderer = this.renderer, element = this.element;
var inserted;
if (parent) {
this.parentGroup = parent;
}
// Build formatted text
if (typeof this.textStr !== 'undefined' &&
this.element.nodeName === 'text' // Not for SVGLabel instances
) {
renderer.buildText(this);
}
// Mark as added
this.added = true;
// If we're adding to renderer root, or other elements in the group
// have a z index, we need to handle it
if (!parent || parent.handleZ || this.zIndex) {
inserted = this.zIndexSetter();
}
// If zIndex is not handled, append at the end
if (!inserted) {
(parent ?
parent.element :
renderer.box).appendChild(element);
}
// fire an event for internal hooks
if (this.onAdd) {
this.onAdd();
}
return this;
};
/**
* Add a class name to an element.
*
* @function Highcharts.SVGElement#addClass
*
* @param {string} className
* The new class name to add.
*
* @param {boolean} [replace=false]
* When true, the existing class name(s) will be overwritten with the new
* one. When false, the new one is added.
*
* @return {Highcharts.SVGElement}
* Return the SVG element for chainability.
*/
SVGElement.prototype.addClass = function (className, replace) {
var currentClassName = replace ? '' : (this.attr('class') || '');
// Trim the string and remove duplicates
className = (className || '')
.split(/ /g)
.reduce(function (newClassName, name) {
if (currentClassName.indexOf(name) === -1) {
newClassName.push(name);
}
return newClassName;
}, (currentClassName ?
[currentClassName] :
[]))
.join(' ');
if (className !== currentClassName) {
this.attr('class', className);
}
return this;
};
/**
* This method is executed in the end of `attr()`, after setting all
* attributes in the hash. In can be used to efficiently consolidate
* multiple attributes in one SVG property -- e.g., translate, rotate and
* scale are merged in one "transform" attribute in the SVG node.
*
* @private
* @function Highcharts.SVGElement#afterSetters
*/
SVGElement.prototype.afterSetters = function () {
// Update transform. Do this outside the loop to prevent redundant
// updating for batch setting of attributes.
if (this.doTransform) {
this.updateTransform();
this.doTransform = false;
}
};
/**
* Align the element relative to the chart or another box.
*
* @function Highcharts.SVGElement#align
*
* @param {Highcharts.AlignObject} [alignOptions]
* The alignment options. The function can be called without this
* parameter in order to re-align an element after the box has been
* updated.
*
* @param {boolean} [alignByTranslate]
* Align element by translation.
*
* @param {string|Highcharts.BBoxObject} [box]
* The box to align to, needs a width and height. When the box is a
* string, it refers to an object in the Renderer. For example, when
* box is `spacingBox`, it refers to `Renderer.spacingBox` which
* holds `width`, `height`, `x` and `y` properties.
*
* @return {Highcharts.SVGElement} Returns the SVGElement for chaining.
*/
SVGElement.prototype.align = function (alignOptions, alignByTranslate, box) {
var attribs = {}, renderer = this.renderer, alignedObjects = renderer.alignedObjects;
var x, y, alignTo, alignFactor, vAlignFactor;
// First call on instanciate
if (alignOptions) {
this.alignOptions = alignOptions;
this.alignByTranslate = alignByTranslate;
if (!box || isString(box)) {
this.alignTo = alignTo = box || 'renderer';
// prevent duplicates, like legendGroup after resize
erase(alignedObjects, this);
alignedObjects.push(this);
box = void 0; // reassign it below
}
// When called on resize, no arguments are supplied
}
else {
alignOptions = this.alignOptions;
alignByTranslate = this.alignByTranslate;
alignTo = this.alignTo;
}
box = pick(box, renderer[alignTo], alignTo === 'scrollablePlotBox' ?
renderer.plotBox : void 0, renderer);
// Assign variables
var align = alignOptions.align, vAlign = alignOptions.verticalAlign;
// default: left align
x = (box.x || 0) + (alignOptions.x || 0);
// default: top align
y = (box.y || 0) + (alignOptions.y || 0);
// Align
if (align === 'right') {
alignFactor = 1;
}
else if (align === 'center') {
alignFactor = 2;
}
if (alignFactor) {
x += (box.width - (alignOptions.width || 0)) /
alignFactor;
}
attribs[alignByTranslate ? 'translateX' : 'x'] = Math.round(x);
// Vertical align
if (vAlign === 'bottom') {
vAlignFactor = 1;
}
else if (vAlign === 'middle') {
vAlignFactor = 2;
}
if (vAlignFactor) {
y += (box.height - (alignOptions.height || 0)) /
vAlignFactor;
}
attribs[alignByTranslate ? 'translateY' : 'y'] = Math.round(y);
// Animate only if already placed
this[this.placed ? 'animate' : 'attr'](attribs);
this.placed = true;
this.alignAttr = attribs;
return this;
};
/**
* @private
* @function Highcharts.SVGElement#alignSetter
* @param {"left"|"center"|"right"} value
*/
SVGElement.prototype.alignSetter = function (value) {
var convert = {
left: 'start',
center: 'middle',
right: 'end'
};
if (convert[value]) {
this.alignValue = value;
this.element.setAttribute('text-anchor', convert[value]);
}
};
/**
* Animate to given attributes or CSS properties.
*
* @sample highcharts/members/element-on/
* Setting some attributes by animation
*
* @function Highcharts.SVGElement#animate
*
* @param {Highcharts.SVGAttributes} params
* SVG attributes or CSS to animate.
*
* @param {boolean|Partial<Highcharts.AnimationOptionsObject>} [options]
* Animation options.
*
* @param {Function} [complete]
* Function to perform at the end of animation.
*
* @return {Highcharts.SVGElement}
* Returns the SVGElement for chaining.
*/
SVGElement.prototype.animate = function (params, options, complete) {
var _this = this;
var animOptions = animObject(pick(options, this.renderer.globalAnimation, true)), deferTime = animOptions.defer;
// When the page is hidden save resources in the background by not
// running animation at all (#9749).
if (pick(doc.hidden, doc.msHidden, doc.webkitHidden, false)) {
animOptions.duration = 0;
}
if (animOptions.duration !== 0) {
// allows using a callback with the global animation without
// overwriting it
if (complete) {
animOptions.complete = complete;
}
// If defer option is defined delay the animation #12901
syncTimeout(function () {
if (_this.element) {
animate(_this, params, animOptions);
}
}, deferTime);
}
else {
this.attr(params, void 0, complete || animOptions.complete);
// Call the end step synchronously
objectEach(params, function (val, prop) {
if (animOptions.step) {
animOptions.step.call(this, val, { prop: prop, pos: 1, elem: this });
}
}, this);
}
return this;
};
/**
* Apply a text outline through a custom CSS property, by copying the text
* element and apply stroke to the copy. Used internally. Contrast checks at
* [example](https://jsfiddle.net/highcharts/43soe9m1/2/).
*
* @example
* // Specific color
* text.css({
* textOutline: '1px black'
* });
* // Automatic contrast
* text.css({
* color: '#000000', // black text
* textOutline: '1px contrast' // => white outline
* });
*
* @private
* @function Highcharts.SVGElement#applyTextOutline
*
* @param {string} textOutline
* A custom CSS `text-outline` setting, defined by `width color`.
*/
SVGElement.prototype.applyTextOutline = function (textOutline) {
var elem = this.element, hasContrast = textOutline.indexOf('contrast') !== -1, styles = {};
// When the text shadow is set to contrast, use dark stroke for light
// text and vice versa.
if (hasContrast) {
styles.textOutline = textOutline = textOutline.replace(/contrast/g, this.renderer.getContrast(elem.style.fill));
}
// Extract the stroke width and color
var parts = textOutline.split(' ');
var color = parts[parts.length - 1];
var strokeWidth = parts[0];
if (strokeWidth && strokeWidth !== 'none' && H.svg) {
this.fakeTS = true; // Fake text shadow
// Since the stroke is applied on center of the actual outline, we
// need to double it to get the correct stroke-width outside the
// glyphs.
strokeWidth = strokeWidth.replace(/(^[\d\.]+)(.*?)$/g, function (match, digit, unit) {
return (2 * Number(digit)) + unit;
});
// Remove shadows from previous runs.
this.removeTextOutline();
var outline_1 = doc.createElementNS(SVG_NS, 'tspan');
attr(outline_1, {
'class': 'highcharts-text-outline',
fill: color,
stroke: color,
'stroke-width': strokeWidth,
'stroke-linejoin': 'round'
});
// For each of the tspans and text nodes, create a copy in the
// outline.
var parentElem = elem.querySelector('textPath') || elem;
[].forEach.call(parentElem.childNodes, function (childNode) {
var clone = childNode.cloneNode(true);
if (clone.removeAttribute) {
['fill', 'stroke', 'stroke-width', 'stroke'].forEach(function (prop) { return clone
.removeAttribute(prop); });
}
outline_1.appendChild(clone);
});
// Collect the sum of dy from all children, included nested ones
var totalHeight_1 = 0;
[].forEach.call(parentElem.querySelectorAll('text tspan'), function (element) {
totalHeight_1 += Number(element.getAttribute('dy'));
});
// Insert an absolutely positioned break before the original text
// to keep it in place
var br = doc.createElementNS(SVG_NS, 'tspan');
br.textContent = '\u200B';
// Reset the position for the following text
attr(br, {
x: Number(elem.getAttribute('x')),
dy: -totalHeight_1
});
// Insert the outline
outline_1.appendChild(br);
parentElem.insertBefore(outline_1, parentElem.firstChild);
}
};
/**
* @function Highcharts.SVGElement#attr
* @param {string} key
* @return {number|string}
*/ /**
* Apply native and custom attributes to the SVG elements.
*
* In order to set the rotation center for rotation, set x and y to 0 and
* use `translateX` and `translateY` attributes to position the element
* instead.
*
* Attributes frequently used in Highcharts are `fill`, `stroke`,
* `stroke-width`.
*
* @sample highcharts/members/renderer-rect/
* Setting some attributes
*
* @example
* // Set multiple attributes
* element.attr({
* stroke: 'red',
* fill: 'blue',
* x: 10,
* y: 10
* });
*
* // Set a single attribute
* element.attr('stroke', 'red');
*
* // Get an attribute
* element.attr('stroke'); // => 'red'
*
* @function Highcharts.SVGElement#attr
*
* @param {string|Highcharts.SVGAttributes} [hash]
* The native and custom SVG attributes.
*
* @param {number|string|Highcharts.SVGPathArray} [val]
* If the type of the first argument is `string`, the second can be a
* value, which will serve as a single attribute setter. If the first
* argument is a string and the second is undefined, the function
* serves as a getter and the current value of the property is
* returned.
*
* @param {Function} [complete]
* A callback function to execute after setting the attributes. This
* makes the function compliant and interchangeable with the
* {@link SVGElement#animate} function.
*
* @param {boolean} [continueAnimation=true]
* Used internally when `.attr` is called as part of an animation
* step. Otherwise, calling `.attr` for an attribute will stop
* animation for that attribute.
*
* @return {Highcharts.SVGElement}
* If used as a setter, it returns the current
* {@link Highcharts.SVGElement} so the calls can be chained. If
* used as a getter, the current value of the attribute is returned.
*/
SVGElement.prototype.attr = function (hash, val, complete, continueAnimation) {
var element = this.element, symbolCustomAttribs = this.symbolCustomAttribs;
var key, hasSetSymbolSize, ret = this, skipAttr, setter;
// single key-value pair
if (typeof hash === 'string' && typeof val !== 'undefined') {
key = hash;
hash = {};
hash[key] = val;
}
// used as a getter: first argument is a string, second is undefined
if (typeof hash === 'string') {
ret = (this[hash + 'Getter'] ||
this._defaultGetter).call(this, hash, element);
// setter
}
else {
objectEach(hash, function eachAttribute(val, key) {
skipAttr = false;
// Unless .attr is from the animator update, stop current
// running animation of this property
if (!continueAnimation) {
stop(this, key);
}
// Special handling of symbol attributes
if (this.symbolName &&
symbolCustomAttribs.indexOf(key) !== -1) {
if (!hasSetSymbolSize) {
this.symbolAttr(hash);
hasSetSymbolSize = true;
}
skipAttr = true;
}
if (this.rotation && (key === 'x' || key === 'y')) {
this.doTransform = true;
}
if (!skipAttr) {
setter = (this[key + 'Setter'] ||
this._defaultSetter);
setter.call(this, val, key, element);
// Let the shadow follow the main element
if (!this.styledMode &&
this.shadows &&
/^(width|height|visibility|x|y|d|transform|cx|cy|r)$/
.test(key)) {
this.updateShadows(key, val, setter);
}
}
}, this);
this.afterSetters();
}
// In accordance with animate, run a complete callback
if (complete) {
complete.call(this);
}
return ret;
};
/**
* Apply a clipping rectangle to this element.
*
* @function Highcharts.SVGElement#clip
*
* @param {Highcharts.ClipRectElement} [clipRect]
* The clipping rectangle. If skipped, the current clip is removed.
*
* @return {Highcharts.SVGElement}
* Returns the SVG element to allow chaining.
*/
SVGElement.prototype.clip = function (clipRect) {
return this.attr('clip-path', clipRect ?
'url(' + this.renderer.url + '#' + clipRect.id + ')' :
'none');
};
/**
* Calculate the coordinates needed for drawing a rectangle crisply and
* return the calculated attributes.
*
* @function Highcharts.SVGElement#crisp
*
* @param {Highcharts.RectangleObject} rect
* Rectangle to crisp.
*
* @param {number} [strokeWidth]
* The stroke width to consider when computing crisp positioning. It can
* also be set directly on the rect parameter.
*
* @return {Highcharts.RectangleObject}
* The modified rectangle arguments.
*/
SVGElement.prototype.crisp = function (rect, strokeWidth) {
var wrapper = this;
strokeWidth = strokeWidth || rect.strokeWidth || 0;
// Math.round because strokeWidth can sometimes have roundoff errors
var normalizer = Math.round(strokeWidth) % 2 / 2;
// normalize for crisp edges
rect.x = Math.floor(rect.x || wrapper.x || 0) + normalizer;
rect.y = Math.floor(rect.y || wrapper.y || 0) + normalizer;
rect.width = Math.floor((rect.width || wrapper.width || 0) - 2 * normalizer);
rect.height = Math.floor((rect.height || wrapper.height || 0) - 2 * normalizer);
if (defined(rect.strokeWidth)) {
rect.strokeWidth = strokeWidth;
}
return rect;
};
/**
* Build and apply an SVG gradient out of a common JavaScript configuration
* object. This function is called from the attribute setters. An event
* hook is added for supporting other complex color types.
*
* @private
* @function Highcharts.SVGElement#complexColor
*
* @param {Highcharts.GradientColorObject|Highcharts.PatternObject} colorOptions
* The gradient or pattern options structure.
*
* @param {string} prop
* The property to apply, can either be `fill` or `stroke`.
*
* @param {Highcharts.SVGDOMElement} elem
* SVG element to apply the gradient on.
*/
SVGElement.prototype.complexColor = function (colorOptions, prop, elem) {
var renderer = this.renderer;
var colorObject, gradName, gradAttr, radAttr, gradients, stops, stopColor, stopOpacity, radialReference, id, key = [], value;
fireEvent(this.renderer, 'complexColor', {
args: arguments
}, function () {
// Apply linear or radial gradients
if (colorOptions.radialGradient) {
gradName = 'radialGradient';
}
else if (colorOptions.linearGradient) {
gradName = 'linearGradient';
}
if (gradName) {
gradAttr = colorOptions[gradName];
gradients = renderer.gradients;
stops = colorOptions.stops;
radialReference = elem.radialReference;
// Keep < 2.2 kompatibility
if (isArray(gradAttr)) {
colorOptions[gradName] = gradAttr = {
x1: gradAttr[0],
y1: gradAttr[1],
x2: gradAttr[2],
y2: gradAttr[3],
gradientUnits: 'userSpaceOnUse'
};
}
// Correct the radial gradient for the radial reference system
if (gradName === 'radialGradient' &&
radialReference &&
!defined(gradAttr.gradientUnits)) {
// Save the radial attributes for updating
radAttr = gradAttr;
gradAttr = merge(gradAttr, renderer.getRadialAttr(radialReference, radAttr), { gradientUnits: 'userSpaceOnUse' });
}
// Build the unique key to detect whether we need to create a
// new element (#1282)
objectEach(gradAttr, function (value, n) {
if (n !== 'id') {
key.push(n, value);
}
});
objectEach(stops, function (val) {
key.push(val);
});
key = key.join(',');
// Check if a gradient object with the same config object is
// created within this renderer
if (gradients[key]) {
id = gradients[key].attr('id');
}
else {
// Set the id and create the element
gradAttr.id = id = uniqueKey();
var gradientObject_1 = gradients[key] =
renderer.createElement(gradName)
.attr(gradAttr)
.add(renderer.defs);
gradientObject_1.radAttr = radAttr;
// The gradient needs to keep a list of stops to be able to
// destroy them
gradientObject_1.stops = [];
stops.forEach(function (stop) {
if (stop[1].indexOf('rgba') === 0) {
colorObject = Color.parse(stop[1]);
stopColor = colorObject.get('rgb');
stopOpacity = colorObject.get('a');
}
else {
stopColor = stop[1];
stopOpacity = 1;
}
var stopObject = renderer.createElement('stop').attr({
offset: stop[0],
'stop-color': stopColor,
'stop-opacity': stopOpacity
}).add(gradientObject_1);
// Add the stop element to the gradient
gradientObject_1.stops.push(stopObject);
});
}
// Set the reference to the gradient object
value = 'url(' + renderer.url + '#' + id + ')';
elem.setAttribute(prop, value);
elem.gradient = key;
// Allow the color to be concatenated into tooltips formatters
// etc. (#2995)
colorOptions.toString = function () {
return value;
};
}
});
};
/**
* Set styles for the element. In addition to CSS styles supported by
* native SVG and HTML elements, there are also some custom made for
* Highcharts, like `width`, `ellipsis` and `textOverflow` for SVG text
* elements.
*
* @sample highcharts/members/renderer-text-on-chart/
* Styled text
*
* @function Highcharts.SVGElement#css
*
* @param {Highcharts.CSSObject} styles
* The new CSS styles.
*
* @return {Highcharts.SVGElement}
* Return the SVG element for chaining.
*/
SVGElement.prototype.css = function (styles) {
var oldStyles = this.styles, newStyles = {}, elem = this.element;
var textWidth, hasNew = !oldStyles;
// convert legacy
if (styles.color) {
styles.fill = styles.color;
}
// Filter out existing styles to increase performance (#2640)
if (oldStyles) {
objectEach(styles, function (value, n) {
if (oldStyles && oldStyles[n] !== value) {
newStyles[n] = value;
hasNew = true;
}
});
}
if (hasNew) {
// Merge the new styles with the old ones
if (oldStyles) {
styles = extend(oldStyles, newStyles);
}
// Get the text width from style
// Previously set, unset it (#8234)
if (styles.width === null || styles.width === 'auto') {
delete this.textWidth;
// Apply new
}
else if (elem.nodeName.toLowerCase() === 'text' &&
styles.width) {
textWidth = this.textWidth = pInt(styles.width);
}
// store object
this.styles = styles;
if (textWidth && (!svg && this.renderer.forExport)) {
delete styles.width;
}
var stylesToApply_1 = merge(styles);
if (elem.namespaceURI === this.SVG_NS) {
// These CSS properties are interpreted internally by the SVG
// renderer, but are not supported by SVG and should not be
// added to the DOM. In styled mode, no CSS should find its way
// to the DOM whatsoever (#6173, #6474).
['textOutline', 'textOverflow', 'width'].forEach(function (key) { return (stylesToApply_1 &&
delete stylesToApply_1[key]); });
}
css(elem, stylesToApply_1);
if (this.added) {
// Rebuild text after added. Cache mechanisms in the buildText
// will prevent building if there are no significant changes.
if (this.element.nodeName === 'text') {
this.renderer.buildText(this);
}
// Apply text outline after added
if (styles.textOutline) {
this.applyTextOutline(styles.textOutline);
}
}
}
return this;
};
/**
* @private
* @function Highcharts.SVGElement#dashstyleSetter
* @param {string} value
*/
SVGElement.prototype.dashstyleSetter = function (value) {
var i, strokeWidth = this['stroke-width'];
// If "inherit", like maps in IE, assume 1 (#4981). With HC5 and the new
// strokeWidth function, we should be able to use that instead.
if (strokeWidth === 'inherit') {
strokeWidth = 1;
}
value = value && value.toLowerCase();
if (value) {
var v = value
.replace('shortdashdotdot', '3,1,1,1,1,1,')
.replace('shortdashdot', '3,1,1,1')
.replace('shortdot', '1,1,')
.replace('shortdash', '3,1,')
.replace('longdash', '8,3,')
.replace(/dot/g, '1,3,')
.replace('dash', '4,3,')
.replace(/,$/, '')
.split(','); // ending comma
i = v.length;
while (i--) {
v[i] = '' + (pInt(v[i]) * pick(strokeWidth, NaN));
}
value = v.join(',').replace(/NaN/g, 'none'); // #3226
this.element.setAttribute('stroke-dasharray', value);
}
};
/**
* Destroy the element and element wrapper and clear up the DOM and event
* hooks.
*
* @function Highcharts.SVGElement#destroy
*/
SVGElement.prototype.destroy = function () {
var wrapper = this, element = wrapper.element || {}, renderer = wrapper.renderer, ownerSVGElement = element.ownerSVGElement;
var parentToClean = (renderer.isSVG &&
element.nodeName === 'SPAN' &&
wrapper.parentGroup ||
void 0), grandParent, i;
// remove events
element.onclick = element.onmouseout = element.onmouseover =
element.onmousemove = element.point = null;
stop(wrapper); // stop running animations
if (wrapper.clipPath && ownerSVGElement) {
var clipPath_1 = wrapper.clipPath;
// Look for existing references to this clipPath and remove them
// before destroying the element (#6196).
// The upper case version is for Edge
[].forEach.call(ownerSVGElement.querySelectorAll('[clip-path],[CLIP-PATH]'), function (el) {
if (el.getAttribute('clip-path').indexOf(clipPath_1.element.id) > -1) {
el.removeAttribute('clip-path');
}
});
wrapper.clipPath = clipPath_1.destroy();
}
// Destroy stops in case this is a gradient object @todo old code?
if (wrapper.stops) {
for (i = 0; i < wrapper.stops.length; i++) {
wrapper.stops[i].destroy();
}
wrapper.stops.length = 0;
wrapper.stops = void 0;
}
// remove element
wrapper.safeRemoveChild(element);
if (!renderer.styledMode) {
wrapper.destroyShadows();
}
// In case of useHTML, clean up empty containers emulating SVG groups
// (#1960, #2393, #2697).
while (parentToClean &&
parentToClean.div &&
parentToClean.div.childNodes.length === 0) {
grandParent = parentToClean.parentGroup;
wrapper.safeRemoveChild(parentToClean.div);
delete parentToClean.div;
parentToClean = grandParent;
}
// remove from alignObjects
if (wrapper.alignTo) {
erase(renderer.alignedObjects, wrapper);
}
objectEach(wrapper, function (val, key) {
// Destroy child elements of a group
if (wrapper[key] &&
wrapper[key].parentGroup === wrapper &&
wrapper[key].destroy) {
wrapper[key].destroy();
}
// Delete all properties
delete wrapper[key];
});
return;
};
/**
* Destroy shadows on the element.
*
* @private
* @function Highcharts.SVGElement#destroyShadows
*
*/
SVGElement.prototype.destroyShadows = function () {
(this.shadows || []).forEach(function (shadow) {
this.safeRemoveChild(shadow);
}, this);
this.shadows = void 0;
};
/**
* @private
* @function Highcharts.SVGElement#dSettter
* @param {number|string|Highcharts.SVGPathArray} value
* @param {string} key
* @param {Highcharts.SVGDOMElement} element
*/
SVGElement.prototype.dSetter = function (value, key, element) {
if (isArray(value)) {
// Backwards compatibility, convert one-dimensional array into an
// array of segments
if (typeof value[0] === 'string') {
value = this.renderer.pathToSegments(value);
}
this.pathArray = value;
value = value.reduce(function (acc, seg, i) {
if (!seg || !seg.join) {
return (seg || '').toString();
}
return (i ? acc + ' ' : '') + seg.join(' ');
}, '');
}
if (/(NaN| {2}|^$)/.test(value)) {
value = 'M 0 0';
}
// Check for cache before resetting. Resetting causes disturbance in the
// DOM, causing flickering in some cases in Edge/IE (#6747). Also
// possible performance gain.
if (this[key] !== value) {
element.setAttribute(key, value);
this[key] = value;
}
};
/**
* Fade out an element by animating its opacity down to 0, and hide it on
* complete. Used internally for the tooltip.
*
* @function Highcharts.SVGElement#fadeOut
*
* @param {number} [duration=150]
* The fade duration in milliseconds.
*/
SVGElement.prototype.fadeOut = function (duration) {
var elemWrapper = this;
elemWrapper.animate({
opacity: 0
}, {
duration: pick(duration, 150),
complete: function () {
// #3088, assuming we're only using this for tooltips
elemWrapper.hide();
}
});
};
/**
* @private
* @function Highcharts.SVGElement#fillSetter
* @param {Highcharts.ColorType} value
* @param {string} key
* @param {Highcharts.SVGDOMElement} element
*/
SVGElement.prototype.fillSetter = function (value, key, element) {
if (typeof value === 'string') {
element.setAttribute(key, value);
}
else if (value) {
this.complexColor(value, key, element);
}
};
/**
* Get the bounding box (width, height, x and y) for the element. Generally
* used to get rendered text size. Since this is called a lot in charts,
* the results are cached based on text properties, in order to save DOM
* traffic. The returned bounding box includes the rotation, so for example
* a single text line of rotation 90 will report a greater height, and a
* width corresponding to the line-height.
*
* @sample highcharts/members/renderer-on-chart/
* Draw a rectangle based on a text's bounding box
*
* @function Highcharts.SVGElement#getBBox
*
* @param {boolean} [reload]
* Skip the cache and get the updated DOM bouding box.
*
* @param {number} [rot]
* Override the element's rotation. This is internally used on axis
* labels with a value of 0 to find out what the bounding box would
* be have been if it were not rotated.
*
* @return {Highcharts.BBoxObject}
* The bounding box with `x`, `y`, `width` and `height` properties.
*/
SVGElement.prototype.getBBox = function (reload, rot) {
var wrapper = this, alignValue = wrapper.alignValue, element = wrapper.element, renderer = wrapper.renderer, styles = wrapper.styles, textStr = wrapper.textStr, cache = renderer.cache, cacheKeys = renderer.cacheKeys, isSVG = element.namespaceURI === wrapper.SVG_NS, rotation = pick(rot, wrapper.rotation, 0), fontSize = renderer.styledMode ? (element &&
SVGElement.prototype.getStyle.call(element, 'font-size')) : (styles && styles.fontSize);
var bBox, width, height, toggleTextShadowShim, cacheKey;
// Avoid undefined and null (#7316)
if (defined(textStr)) {
cacheKey = textStr.toString();
// Since numbers are monospaced, and numerical labels appear a lot
// in a chart, we assume that a label of n characters has the same
// bounding box as others of the same length. Unless there is inner
// HTML in the label. In that case, leave the numbers as is (#5899).
if (cacheKey.indexOf('<') === -1) {
cacheKey = cacheKey.replace(/[0-9]/g, '0');
}
// Properties that affect bounding box
cacheKey += [
'',
rotation,
fontSize,
wrapper.textWidth,
alignValue,
styles && styles.textOverflow,
styles && styles.fontWeight // #12163
].join(',');
}
if (cacheKey && !reload) {
bBox = cache[cacheKey];
}
// No cache found
if (!bBox) {
// SVG elements
if (isSVG || renderer.forExport) {
try { // Fails in Firefox if the container has display: none.
// When the text shadow shim is used, we need to hide the
// fake shadows to get the correct bounding box (#3872)
toggleTextShadowShim = this.fakeTS && function (display) {
var outline = element.querySelector('.highcharts-text-outline');
if (outline) {
css(outline, { display: display });
}
};
// Workaround for #3842, Firefox reporting wrong bounding
// box for shadows
if (isFunction(toggleTextShadowShim)) {
toggleTextShadowShim('none');
}
bBox = element.getBBox ?
// SVG: use extend because IE9 is not allowed to change
// width and height in case of rotation (below)
extend({}, element.getBBox()) : {
// HTML elements with `exporting.allowHTML` and
// legacy IE in export mode
width: element.offsetWidth,
height: element.offsetHeight,
x: 0,
y: 0
};
// #3842
if (isFunction(toggleTextShadowShim)) {
toggleTextShadowShim('');
}
}
catch (e) {
'';
}
// If the bBox is not set, the try-catch block above failed. The
// other condition is for Opera that returns a width of
// -Infinity on hidden elements.
if (!bBox || bBox.width < 0) {
bBox = { x: 0, y: 0, width: 0, height: 0 };
}
// VML Renderer or useHTML within SVG
}
else {
bBox = wrapper.htmlGetBBox();
}
// True SVG elements as well as HTML elements in modern browsers
// using the .useHTML option need to compensated for rotation
if (renderer.isSVG) {
width = bBox.width;
height = bBox.height;
// Workaround for wrong bounding box in IE, Edge and Chrome on
// Windows. With Highcharts' default font, IE and Edge report
// a box height of 16.899 and Chrome rounds it to 17. If this
// stands uncorrected, it results in more padding added below
// the text than above when adding a label border or background.
// Also vertical positioning is affected.
// https://jsfiddle.net/highcharts/em37nvuj/
// (#1101, #1505, #1669, #2568, #6213).
if (isSVG) {
bBox.height = height = ({
'11px,17': 14,
'13px,20': 16
}["".concat(fontSize || '', ",").concat(Math.round(height))] ||
height);
}
// Adjust for rotated text
if (rotation) {
var baseline = Number(element.getAttribute('y') || 0) - bBox.y, alignFactor = {
'right': 1,
'center': 0.5
}[alignValue || 0] || 0, rad = rotation * deg2rad, rad90 = (rotation - 90) * deg2rad, wCosRad = width * Math.cos(rad), wSinRad = width * Math.sin(rad), cosRad90 = Math.cos(rad90), sinRad90 = Math.sin(rad90),
// Find the starting point on the left side baseline of
// the text
pX = bBox.x + alignFactor * (width - wCosRad), pY = bBox.y + baseline - alignFactor * wSinRad,
// Find all corners
aX = pX + baseline * cosRad90, bX = aX + wCosRad, cX = bX - height * cosRad90, dX = cX - wCosRad, aY = pY + baseline * sinRad90, bY = aY + wSinRad, cY = bY - height * sinRad90, dY = cY - wSinRad;
// Deduct the bounding box from the corners
bBox.x = Math.min(aX, bX, cX, dX);
bBox.y = Math.min(aY, bY, cY, dY);
bBox.width = Math.max(aX, bX, cX, dX) - bBox.x;
bBox.height = Math.max(aY, bY, cY, dY) - bBox.y;
}
}
// Cache it. When loading a chart in a hidden iframe in Firefox and
// IE/Edge, the bounding box height is 0, so don't cache it (#5620).
if (cacheKey && (textStr === '' || bBox.height > 0)) {
// Rotate (#4681)
while (cacheKeys.length > 250) {
delete cache[cacheKeys.shift()];
}
if (!cache[cacheKey]) {
cacheKeys.push(cacheKey);
}
cache[cacheKey] = bBox;
}
}
return bBox;
};
/**
* Get the computed style. Only in styled mode.
*
* @example
* chart.series[0].points[0].graphic.getStyle('stroke-width'); // => '1px'
*
* @function Highcharts.SVGElement#getStyle
*
* @param {string} prop
* The property name to check for.
*
* @return {string}
* The current computed value.
*/
SVGElement.prototype.getStyle = function (prop) {
return win
.getComputedStyle(this.element || this, '')
.getPropertyValue(prop);
};
/**
* Check if an element has the given class name.
*
* @function Highcharts.SVGElement#hasClass
*
* @param {string} className
* The class name to check for.
*
* @return {boolean}
* Whether the class name is found.
*/
SVGElement.prototype.hasClass = function (className) {
return ('' + this.attr('class'))
.split(' ')
.indexOf(className) !== -1;
};
/**
* Hide the element, similar to setting the `visibility` attribute to
* `hidden`.
*
* @function Highcharts.SVGElement#hide
*
* @return {Highcharts.SVGElement}
* Returns the SVGElement for chaining.
*/
SVGElement.prototype.hide = function () {
return this.attr({ visibility: 'hidden' });
};
/**
* @private
*/
SVGElement.prototype.htmlGetBBox = function () {
return { height: 0, width: 0, x: 0, y: 0 };
};
/**
* Initialize the SVG element. This function only exists to make the
* initialization process overridable. It should not be called directly.
*
* @function Highcharts.SVGElement#init
*
* @param {Highcharts.SVGRenderer} renderer
* The SVGRenderer instance to initialize to.
*
* @param {string} nodeName
* The SVG node name.
*/
SVGElement.prototype.init = function (renderer, nodeName) {
/**
* The primary DOM node. Each `SVGElement` instance wraps a main DOM
* node, but may also represent more nodes.
*
* @name Highcharts.SVGElement#element
* @type {Highcharts.SVGDOMElement|Highcharts.HTMLDOMElement}
*/
this.element = nodeName === 'span' ?
createElement(nodeName) :
doc.createElementNS(this.SVG_NS, nodeName);
/**
* The renderer that the SVGElement belongs to.
*
* @name Highcharts.SVGElement#renderer
* @type {Highcharts.SVGRenderer}
*/
this.renderer = renderer;
fireEvent(this, 'afterInit');
};
/**
* Add an event listener. This is a simple setter that replaces the
* previous event of the same type added by this function, as opposed to
* the {@link Highcharts#addEvent} function.
*
* @sample highcharts/members/element-on/
* A clickable rectangle
*
* @function Highcharts.SVGElement#on
*
* @param {string} eventType
* The event type.
*
* @param {Function} handler
* The handler callback.
*
* @return {Highcharts.SVGElement}
* The SVGElement for chaining.
*/
SVGElement.prototype.on = function (eventType, handler) {
var onEvents = this.onEvents;
if (onEvents[eventType]) {
// Unbind existing event
onEvents[eventType]();
}
onEvents[eventType] = addEvent(this.element, eventType, handler);
return this;
};
/**
* @private
* @function Highcharts.SVGElement#opacitySetter
* @param {string} value
* @param {string} key
* @param {Highcharts.SVGDOMElement} element
*/
SVGElement.prototype.opacitySetter = function (value, key, element) {
// Round off to avoid float errors, like tests where opacity lands on
// 9.86957e-06 instead of 0
var opacity = Number(Number(value).toFixed(3));
this.opacity = opacity;
element.setAttribute(key, opacity);
};
/**
* Remove a class name from the element.
*
* @function Highcharts.SVGElement#removeClass
*
* @param {string|RegExp} className
* The class name to remove.
*
* @return {Highcharts.SVGElement} Returns the SVG element for chainability.
*/
SVGElement.prototype.removeClass = function (className) {
return this.attr('class', ('' + this.attr('class'))
.replace(isString(className) ?
new RegExp("(^| )".concat(className, "( |$)")) : // #12064, #13590
className, ' ')
.replace(/ +/g, ' ')
.trim());
};
/**
*
* @private
*/
SVGElement.prototype.removeTextOutline = function () {
var outline = this.element
.querySelector('tspan.highcharts-text-outline');
if (outline) {
this.safeRemoveChild(outline);
}
};
/**
* Removes an element from the DOM.
*
* @private
* @function Highcharts.SVGElement#safeRemoveChild
*
* @param {Highcharts.SVGDOMElement|Highcharts.HTMLDOMElement} element
* The DOM node to remove.
*/
SVGElement.prototype.safeRemoveChild = function (element) {
var parentNode = element.parentNode;
if (parentNode) {
parentNode.removeChild(element);
}
};
/**
* Set the coordinates needed to draw a consistent radial gradient across
* a shape regardless of positioning inside the chart. Used on pie slices
* to make all the slices have the same radial reference point.
*
* @function Highcharts.SVGElement#setRadialReference
*
* @param {Array<number>} coordinates
* The center reference. The format is `[centerX, centerY, diameter]` in
* pixels.
*
* @return {Highcharts.SVGElement}
* Returns the SVGElement for chaining.
*/
SVGElement.prototype.setRadialReference = function (coordinates) {
var existingGradient = (this.element.gradient &&
this.renderer.gradients[this.element.gradient]);
this.element.radialReference = coordinates;
// On redrawing objects with an existing gradient, the gradient needs
// to be repositioned (#3801)
if (existingGradient && existingGradient.radAttr) {
existingGradient.animate(this.renderer.getRadialAttr(coordinates, existingGradient.radAttr));
}
return this;
};
/**
* Set a text path for a `text` or `label` element, allowing the text to
* flow along a path.
*
* In order to unset the path for an existing element, call `setTextPath`
* with `{ enabled: false }` as the second argument.
*
* @sample highcharts/members/renderer-textpath/ Text path demonstrated
*
* @function Highcharts.SVGElement#setTextPath
*
* @param {Highcharts.SVGElement|undefined} path
* Path to follow. If undefined, it allows changing options for the
* existing path.
*
* @param {Highcharts.DataLabelsTextPathOptionsObject} textPathOptions
* Options.
*
* @return {Highcharts.SVGElement} Returns the SVGElement for chaining.
*/
SVGElement.prototype.setTextPath = function (path, textPathOptions) {
var _this = this;
// Defaults
textPathOptions = merge(true, {
enabled: true,
attributes: {
dy: -5,
startOffset: '50%',
textAnchor: 'middle'
}
}, textPathOptions);
var url = this.renderer.url, textWrapper = this.text || this, textPath = textWrapper.textPath, attributes = textPathOptions.attributes, enabled = textPathOptions.enabled;
path = path || (textPath && textPath.path);
// Remove previously added event
if (textPath) {
textPath.undo();
}
if (path && enabled) {
var undo = addEvent(textWrapper, 'afterModifyTree', function (e) {
if (path && enabled) {
// Set ID for the path
var textPathId = path.attr('id');
if (!textPathId) {
path.attr('id', textPathId = uniqueKey());
}
// Set attributes for the <text>
var textAttribs = {
// dx/dy options must by set on <text> (parent), the
// rest should be set on <textPath>
x: 0,
y: 0
};
if (defined(attributes.dx)) {
textAttribs.dx = attributes.dx;
delete attributes.dx;
}
if (defined(attributes.dy)) {
textAttribs.dy = attributes.dy;
delete attributes.dy;
}
textWrapper.attr(textAttribs);
// Handle label properties
_this.attr({ transform: '' });
if (_this.box) {
_this.box = _this.box.destroy();
}
// Wrap the nodes in a textPath
var children = e.nodes.slice(0);
e.nodes.length = 0;
e.nodes[0] = {
tagName: 'textPath',
attributes: extend(attributes, {
'text-anchor': attributes.textAnchor,
href: "".concat(url, "#").concat(textPathId)
}),
children: children
};
}
});
// Set the reference
textWrapper.textPath = { path: path, undo: undo };
}
else {
textWrapper.attr({ dx: 0, dy: 0 });
delete textWrapper.textPath;
}
if (this.added) {
// Rebuild text after added
textWrapper.textCache = '';
this.renderer.buildText(textWrapper);
}
return this;
};
/**
* Add a shadow to the element. Must be called after the element is added to
* the DOM. In styled mode, this method is not used, instead use `defs` and
* filters.
*
* @example
* renderer.rect(10, 100, 100, 100)
* .attr({ fill: 'red' })
* .shadow(true);
*
* @function Highcharts.SVGElement#shadow
*
* @param {boolean|Highcharts.ShadowOptionsObject} [shadowOptions]
* The shadow options. If `true`, the default options are applied. If
* `false`, the current shadow will be removed.
*
* @param {Highcharts.SVGElement} [group]
* The SVG group element where the shadows will be applied. The
* default is to add it to the same parent as the current element.
* Internally, this is ised for pie slices, where all the shadows are
* added to an element behind all the slices.
*
* @param {boolean} [cutOff]
* Used internally for column shadows.
*
* @return {Highcharts.SVGElement}
* Returns the SVGElement for chaining.
*/
SVGElement.prototype.shadow = function (shadowOptions, group, cutOff) {
var shadows = [], _a = this, element = _a.element, oldShadowOptions = _a.oldShadowOptions, parentGroup = _a.parentGroup, parentInverted = parentGroup && parentGroup.rotation === 90, defaultShadowOptions = {
color: "#000000" /* Palette.neutralColor100 */,
offsetX: parentInverted ? -1 : 1,
offsetY: parentInverted ? -1 : 1,
opacity: 0.15,
width: 3
};
var i, shadow, strokeWidth, shadowElementOpacity, update = false,
// compensate for inverted plot area
transform, options;
if (shadowOptions === true) {
options = defaultShadowOptions;
}
else if (typeof shadowOptions === 'object') {
options = extend(defaultShadowOptions, shadowOptions);
}
// Update shadow when options change (#12091).
if (options) {
// Go over each key to look for change
if (options && oldShadowOptions) {
objectEach(options, function (value, key) {
if (value !== oldShadowOptions[key]) {
update = true;
}
});
}
if (update) {
this.destroyShadows();
}
this.oldShadowOptions = options;
}
if (!options) {
this.destroyShadows();
}
else if (!this.shadows) {
shadowElementOpacity = options.opacity / options.width;
transform = parentInverted ?
"translate(".concat(options.offsetY, ", ").concat(options.offsetX, ")") :
"translate(".concat(options.offsetX, ", ").concat(options.offsetY, ")");
for (i = 1; i <= options.width; i++) {
shadow = element.cloneNode(false);
strokeWidth = (options.width * 2) + 1 - (2 * i);
attr(shadow, {
stroke: (shadowOptions.color ||
"#000000" /* Palette.neutralColor100 */),
'stroke-opacity': shadowElementOpacity * i,
'stroke-width': strokeWidth,
transform: transform,
fill: 'none'
});
shadow.setAttribute('class', (shadow.getAttribute('class') || '') + ' highcharts-shadow');
if (cutOff) {
attr(shadow, 'height', Math.max(attr(shadow, 'height') - strokeWidth, 0));
shadow.cutHeight = strokeWidth;
}
if (group) {
group.element.appendChild(shadow);
}
else if (element.parentNode) {
element.parentNode.insertBefore(shadow, element);
}
shadows.push(shadow);
}
this.shadows = shadows;
}
return this;
};
/**
* Show the element after it has been hidden.
*
* @function Highcharts.SVGElement#show
*
* @param {boolean} [inherit=true]
* Set the visibility attribute to `inherit` rather than `visible`.
* The difference is that an element with `visibility="visible"`
* will be visible even if the parent is hidden.
*
* @return {Highcharts.SVGElement}
* Returns the SVGElement for chaining.
*/
SVGElement.prototype.show = function (inherit) {
if (inherit === void 0) { inherit = true; }
return this.attr({ visibility: inherit ? 'inherit' : 'visible' });
};
/**
* Set the stroke-width and record it on the SVGElement
*
* @private
* @function Highcharts.SVGElement#strokeSetter
* @param {number|string|ColorType} value
* @param {string} key
* @param {Highcharts.SVGDOMElement} element
*/
SVGElement.prototype['stroke-widthSetter'] = function (value, key, element) {
// Record it for quick access in getter
this[key] = value;
element.setAttribute(key, value);
};
/**
* Get the computed stroke width in pixel values. This is used extensively
* when drawing shapes to ensure the shapes are rendered crisp and
* positioned correctly relative to each other. Using
* `shape-rendering: crispEdges` leaves us less control over positioning,
* for example when we want to stack columns next to each other, or position
* things pixel-perfectly within the plot box.
*
* The common pattern when placing a shape is:
* - Create the SVGElement and add it to the DOM. In styled mode, it will
* now receive a stroke width from the style sheet. In classic mode we
* will add the `stroke-width` attribute.
* - Read the computed `elem.strokeWidth()`.
* - Place it based on the stroke width.
*
* @function Highcharts.SVGElement#strokeWidth
*
* @return {number}
* The stroke width in pixels. Even if the given stroke widtch (in CSS or by
* attributes) is based on `em` or other units, the pixel size is returned.
*/
SVGElement.prototype.strokeWidth = function () {
// In non-styled mode, read the stroke width as set by .attr
if (!this.renderer.styledMode) {
return this['stroke-width'] || 0;
}
// In styled mode, read computed stroke width
var val = this.getStyle('stroke-width');
var ret = 0, dummy;
// Read pixel values directly
if (val.indexOf('px') === val.length - 2) {
ret = pInt(val);
// Other values like em, pt etc need to be measured
}
else if (val !== '') {
dummy = doc.createElementNS(SVG_NS, 'rect');
attr(dummy, {
width: val,
'stroke-width': 0
});
this.element.parentNode.appendChild(dummy);
ret = dummy.getBBox().width;
dummy.parentNode.removeChild(dummy);
}
return ret;
};
/**
* If one of the symbol size affecting parameters are changed,
* check all the others only once for each call to an element's
* .attr() method
*
* @private
* @function Highcharts.SVGElement#symbolAttr
*
* @param {Highcharts.SVGAttributes} hash
* The attributes to set.
*/
SVGElement.prototype.symbolAttr = function (hash) {
var wrapper = this;
[
'x',
'y',
'r',
'start',
'end',
'width',
'height',
'innerR',
'anchorX',
'anchorY',
'clockwise'
].forEach(function (key) {
wrapper[key] = pick(hash[key], wrapper[key]);
});
wrapper.attr({
d: wrapper.renderer.symbols[wrapper.symbolName](wrapper.x, wrapper.y, wrapper.width, wrapper.height, wrapper)
});
};
/**
* @private
* @function Highcharts.SVGElement#textSetter
* @param {string} value
*/
SVGElement.prototype.textSetter = function (value) {
if (value !== this.textStr) {
// Delete size caches when the text changes
// delete this.bBox; // old code in series-label
delete this.textPxLength;
this.textStr = value;
if (this.added) {
this.renderer.buildText(this);
}
}
};
/**
* @private
* @function Highcharts.SVGElement#titleSetter
* @param {string} value
*/
SVGElement.prototype.titleSetter = function (value) {
var el = this.element;
var titleNode = el.getElementsByTagName('title')[0] ||
doc.createElementNS(this.SVG_NS, 'title');
// Move to first child
if (el.insertBefore) {
el.insertBefore(titleNode, el.firstChild);
}
else {
el.appendChild(titleNode);
}
// Replace text content and escape markup
titleNode.textContent =
// #3276, #3895
String(pick(value, ''))
.replace(/<[^>]*>/g, '')
.replace(/</g, '<')
.replace(/>/g, '>');
};
/**
* Bring the element to the front. Alternatively, a new zIndex can be set.
*
* @sample highcharts/members/element-tofront/
* Click an element to bring it to front
*
* @function Highcharts.SVGElement#toFront
*
* @return {Highcharts.SVGElement}
* Returns the SVGElement for chaining.
*/
SVGElement.prototype.toFront = function () {
var element = this.element;
element.parentNode.appendChild(element);
return this;
};
/**
* Move an object and its children by x and y values.
*
* @function Highcharts.SVGElement#translate
*
* @param {number} x
* The x value.
*
* @param {number} y
* The y value.
*
* @return {Highcharts.SVGElement}
* Translated element.
*/
SVGElement.prototype.translate = function (x, y) {
return this.attr({
translateX: x,
translateY: y
});
};
/**
* Update the shadow elements with new attributes.
*
* @private
* @function Highcharts.SVGElement#updateShadows
*
* @param {string} key
* The attribute name.
*
* @param {number} value
* The value of the attribute.
*
* @param {Function} setter
* The setter function, inherited from the parent wrapper.
*/
SVGElement.prototype.updateShadows = function (key, value, setter) {
var shadows = this.shadows;
if (shadows) {
var i = shadows.length;
while (i--) {
setter.call(shadows[i], key === 'height' ?
Math.max(value - (shadows[i].cutHeight || 0), 0) :
key === 'd' ? this.d : value, key, shadows[i]);
}
}
};
/**
* Update the transform attribute based on internal properties. Deals with
* the custom `translateX`, `translateY`, `rotation`, `scaleX` and `scaleY`
* attributes and updates the SVG `transform` attribute.
*
* @private
* @function Highcharts.SVGElement#updateTransform
*/
SVGElement.prototype.updateTransform = function () {
var _a = this, element = _a.element, matrix = _a.matrix, _b = _a.rotation, rotation = _b === void 0 ? 0 : _b, scaleX = _a.scaleX, scaleY = _a.scaleY, _c = _a.translateX, translateX = _c === void 0 ? 0 : _c, _d = _a.translateY, translateY = _d === void 0 ? 0 : _d;
// Apply translate. Nearly all transformed elements have translation,
// so instead of checking for translate = 0, do it always (#1767,
// #1846).
var transform = ['translate(' + translateX + ',' + translateY + ')'];
// apply matrix
if (defined(matrix)) {
transform.push('matrix(' + matrix.join(',') + ')');
}
// Apply rotation
if (rotation) { // text rotation or inverted chart
transform.push('rotate(' + rotation + ' ' +
pick(this.rotationOriginX, element.getAttribute('x'), 0) +
' ' +
pick(this.rotationOriginY, element.getAttribute('y') || 0) + ')');
}
// apply scale
if (defined(scaleX) || defined(scaleY)) {
transform.push('scale(' + pick(scaleX, 1) + ' ' + pick(scaleY, 1) + ')');
}
if (transform.length && !(this.text || this).textPath) {
element.setAttribute('transform', transform.join(' '));
}
};
/**
* @private
* @function Highcharts.SVGElement#visibilitySetter
*
* @param {string} value
*
* @param {string} key
*
* @param {Highcharts.SVGDOMElement} element
*
*/
SVGElement.prototype.visibilitySetter = function (value, key, element) {
// IE9-11 doesn't handle visibilty:inherit well, so we remove the
// attribute instead (#2881, #3909)
if (value === 'inherit') {
element.removeAttribute(key);
}
else if (this[key] !== value) { // #6747
element.setAttribute(key, value);
}
this[key] = value;
};
/**
* @private
* @function Highcharts.SVGElement#xGetter
*/
SVGElement.prototype.xGetter = function (key) {
if (this.element.nodeName === 'circle') {
if (key === 'x') {
key = 'cx';
}
else if (key === 'y') {
key = 'cy';
}
}
return this._defaultGetter(key);
};
/**
* @private
* @function Highcharts.SVGElement#zIndexSetter
*/
SVGElement.prototype.zIndexSetter = function (value, key) {
var renderer = this.renderer, parentGroup = this.parentGroup, parentWrapper = parentGroup || renderer, parentNode = parentWrapper.element || renderer.box, element = this.element, svgParent = parentNode === renderer.box;
var childNodes, otherElement, otherZIndex, inserted = false, undefinedOtherZIndex, run = this.added, i;
if (defined(value)) {
// So we can read it for other elements in the group
element.setAttribute('data-z-index', value);
value = +value;
if (this[key] === value) {
// Only update when needed (#3865)
run = false;
}
}
else if (defined(this[key])) {
element.removeAttribute('data-z-index');
}
this[key] = value;
// Insert according to this and other elements' zIndex. Before .add() is
// called, nothing is done. Then on add, or by later calls to
// zIndexSetter, the node is placed on the right place in the DOM.
if (run) {
value = this.zIndex;
if (value && parentGroup) {
parentGroup.handleZ = true;
}
childNodes = parentNode.childNodes;
for (i = childNodes.length - 1; i >= 0 && !inserted; i--) {
otherElement = childNodes[i];
otherZIndex = otherElement.getAttribute('data-z-index');
undefinedOtherZIndex = !defined(otherZIndex);
if (otherElement !== element) {
if (
// Negative zIndex versus no zIndex:
// On all levels except the highest. If the parent is
// <svg>, then we don't want to put items before <desc>
// or <defs>
value < 0 &&
undefinedOtherZIndex &&
!svgParent &&
!i) {
parentNode.insertBefore(element, childNodes[i]);
inserted = true;
}
else if (
// Insert after the first element with a lower zIndex
pInt(otherZIndex) <= value ||
// If negative zIndex, add this before first undefined
// zIndex element
(undefinedOtherZIndex &&
(!defined(value) || value >= 0))) {
parentNode.insertBefore(element, childNodes[i + 1] || null // null for oldIE export
);
inserted = true;
}
}
}
if (!inserted) {
parentNode.insertBefore(element, childNodes[svgParent ? 3 : 0] || null // null for oldIE
);
inserted = true;
}
}
return inserted;
};
return SVGElement;
}());
// Some shared setters and getters
SVGElement.prototype.strokeSetter = SVGElement.prototype.fillSetter;
SVGElement.prototype.yGetter = SVGElement.prototype.xGetter;
SVGElement.prototype.matrixSetter =
SVGElement.prototype.rotationOriginXSetter =
SVGElement.prototype.rotationOriginYSetter =
SVGElement.prototype.rotationSetter =
SVGElement.prototype.scaleXSetter =
SVGElement.prototype.scaleYSetter =
SVGElement.prototype.translateXSetter =
SVGElement.prototype.translateYSetter =
SVGElement.prototype.verticalAlignSetter = function (value, key) {
this[key] = value;
this.doTransform = true;
};
/* *
*
* Default Export
*
* */
export default SVGElement;
/* *
*
* API Declarations
*
* */
/**
* Reference to the global SVGElement class as a workaround for a name conflict
* in the Highcharts namespace.
*
* @global
* @typedef {global.SVGElement} GlobalSVGElement
*
* @see https://developer.mozilla.org/en-US/docs/Web/API/SVGElement
*/
/**
* 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}
*/
/**
* 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#dx
* @type {number|undefined}
*/ /**
* @name Highcharts.SVGAttributes#dy
* @type {number|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}
*/
/**
* 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
*/
/**
* The vertical alignment of an element.
*
* @typedef {"bottom"|"middle"|"top"} Highcharts.VerticalAlignValue
*/
''; // keeps doclets above in JS file
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