34 lines
1005 B
TypeScript
34 lines
1005 B
TypeScript
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import { getMultipleNodes } from './getMultipleNodes';
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import { recursivelyParseGradientsXlink } from './recursivelyParseGradientsXlink';
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const tagArray = [
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'linearGradient',
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'radialGradient',
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'svg:linearGradient',
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'svg:radialGradient',
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];
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/**
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* Parses an SVG document, returning all of the gradient declarations found in it
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* @param {SVGDocument} doc SVG document to parse
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* @return {Object} Gradient definitions; key corresponds to element id, value -- to gradient definition element
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*/
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export function getGradientDefs(
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doc: Document,
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): Record<string, SVGGradientElement> {
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const elList = getMultipleNodes(doc, tagArray);
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const gradientDefs: Record<string, SVGGradientElement> = {};
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let j = elList.length;
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while (j--) {
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const el = elList[j];
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if (el.getAttribute('xlink:href')) {
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recursivelyParseGradientsXlink(doc, el);
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}
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const id = el.getAttribute('id');
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if (id) {
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gradientDefs[id] = el as SVGGradientElement;
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}
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}
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return gradientDefs;
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}
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