56 lines
1.4 KiB
JavaScript
56 lines
1.4 KiB
JavaScript
// 处理主题样式
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export function handleThemeStyle(theme) {
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document.documentElement.style.setProperty("--el-color-primary", theme);
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for (let i = 1; i <= 9; i++) {
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document.documentElement.style.setProperty(
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`--el-color-primary-light-${i}`,
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`${getLightColor(theme, i / 10)}`
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);
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}
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for (let i = 1; i <= 9; i++) {
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document.documentElement.style.setProperty(
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`--el-color-primary-dark-${i}`,
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`${getDarkColor(theme, i / 10)}`
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);
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}
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}
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// hex颜色转rgb颜色
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export function hexToRgb(str) {
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str = str.replace("#", "");
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let hexs = str.match(/../g);
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for (let i = 0; i < 3; i++) {
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hexs[i] = parseInt(hexs[i], 16);
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}
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return hexs;
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}
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// rgb颜色转Hex颜色
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export function rgbToHex(r, g, b) {
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let hexs = [r.toString(16), g.toString(16), b.toString(16)];
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for (let i = 0; i < 3; i++) {
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if (hexs[i].length == 1) {
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hexs[i] = `0${hexs[i]}`;
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}
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}
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return `#${hexs.join("")}`;
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}
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// 变浅颜色值
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export function getLightColor(color, level) {
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let rgb = hexToRgb(color);
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for (let i = 0; i < 3; i++) {
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rgb[i] = Math.floor((255 - rgb[i]) * level + rgb[i]);
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}
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return rgbToHex(rgb[0], rgb[1], rgb[2]);
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}
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// 变深颜色值
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export function getDarkColor(color, level) {
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let rgb = hexToRgb(color);
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for (let i = 0; i < 3; i++) {
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rgb[i] = Math.floor(rgb[i] * (1 - level));
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}
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return rgbToHex(rgb[0], rgb[1], rgb[2]);
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}
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