29 lines
691 B
JavaScript
29 lines
691 B
JavaScript
import { Tok } from '../parse.js';
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function parseLab(color, parsed) {
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if (!parsed || parsed[0] !== 'lab') {
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return undefined;
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}
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const res = { mode: 'lab' };
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const [, l, a, b, alpha] = parsed;
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if (l.type === Tok.Hue || a.type === Tok.Hue || b.type === Tok.Hue) {
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return undefined;
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}
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if (l.type !== Tok.None) {
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res.l = l.value;
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}
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if (a.type !== Tok.None) {
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res.a = a.type === Tok.Number ? a.value : (a.value * 125) / 100;
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}
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if (b.type !== Tok.None) {
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res.b = b.type === Tok.Number ? b.value : (b.value * 125) / 100;
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}
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if (alpha.type !== Tok.None) {
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res.alpha = alpha.type === Tok.Number ? alpha.value : alpha.value / 100;
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}
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return res;
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}
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export default parseLab;
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