happy-dom
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Happy DOM is a JavaScript implementation of a web browser without its graphical user interface. It includes many web standards from WHATWG DOM and HTML.
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JavaScript
import CSSStyleDeclaration from '../../css/declaration/CSSStyleDeclaration.js';
import * as PropertySymbol from '../../PropertySymbol.js';
import Element from '../element/Element.js';
import HTMLElementUtility from '../html-element/HTMLElementUtility.js';
import DOMStringMap from '../element/DOMStringMap.js';
/**
* SVG Element.
*
* Reference:
* https://developer.mozilla.org/en-US/docs/Web/API/SVGElement.
*/
export default class SVGElement extends Element {
// Events
onabort = null;
onerror = null;
onload = null;
onresize = null;
onscroll = null;
onunload = null;
// Internal properties
[PropertySymbol.style] = null;
// Private properties
#dataset = null;
/**
* Returns viewport.
*
* @returns SVG rect.
*/
get viewportElement() {
return null;
}
/**
* Returns current translate.
*
* @returns Element.
*/
get ownerSVGElement() {
let parent = this[PropertySymbol.parentNode];
while (parent) {
if (parent[PropertySymbol.localName] === 'svg') {
return parent;
}
parent = parent[PropertySymbol.parentNode];
}
return null;
}
/**
* Returns data set.
*
* @returns Data set.
*/
get dataset() {
return (this.#dataset ??= new DOMStringMap(this));
}
/**
* Returns style.
*
* @returns Style.
*/
get style() {
if (!this[PropertySymbol.style]) {
this[PropertySymbol.style] = new CSSStyleDeclaration(this);
}
return this[PropertySymbol.style];
}
/**
* Returns tab index.
*
* @returns Tab index.
*/
get tabIndex() {
const tabIndex = this.getAttribute('tabindex');
return tabIndex !== null ? Number(tabIndex) : -1;
}
/**
* Returns tab index.
*
* @param tabIndex Tab index.
*/
set tabIndex(tabIndex) {
if (tabIndex === -1) {
this.removeAttribute('tabindex');
}
else {
this.setAttribute('tabindex', String(tabIndex));
}
}
/**
* Triggers a blur event.
*/
blur() {
HTMLElementUtility.blur(this);
}
/**
* Triggers a focus event.
*/
focus() {
HTMLElementUtility.focus(this);
}
}
//# sourceMappingURL=SVGElement.js.map