62 lines
1.5 KiB
TypeScript
62 lines
1.5 KiB
TypeScript
import type { IconifyIconStructure } from '@vben-core/icons';
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import { addIcon } from '@vben-core/icons';
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let loaded = false;
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if (!loaded) {
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loadSvgIcons();
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loaded = true;
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}
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function parseSvg(svgData: string): IconifyIconStructure {
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const parser = new DOMParser();
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const xmlDoc = parser.parseFromString(svgData, 'image/svg+xml');
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const svgElement = xmlDoc.documentElement;
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const svgContent = [...svgElement.childNodes]
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.filter((node) => node.nodeType === Node.ELEMENT_NODE)
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.map((node) => new XMLSerializer().serializeToString(node))
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.join('');
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const viewBoxValue = svgElement.getAttribute('viewBox') || '';
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const [left, top, width, height] = viewBoxValue.split(' ').map((val) => {
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const num = Number(val);
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return Number.isNaN(num) ? undefined : num;
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});
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return {
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body: svgContent,
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height,
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left,
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top,
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width,
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};
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}
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/**
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* 自定义的svg图片转化为组件
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* @example ./svg/avatar.svg
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* <Icon icon="svg:avatar"></Icon>
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*/
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async function loadSvgIcons() {
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const svgEagers = import.meta.glob('./icons/**', {
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eager: true,
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query: '?raw',
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});
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await Promise.all(
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Object.entries(svgEagers).map((svg) => {
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const [key, body] = svg as [string, { default: string } | string];
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// ./icons/xxxx.svg => xxxxxx
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const start = key.lastIndexOf('/') + 1;
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const end = key.lastIndexOf('.');
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const iconName = key.slice(start, end);
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return addIcon(`svg:${iconName}`, {
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...parseSvg(typeof body === 'object' ? body.default : body),
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});
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}),
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);
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}
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