@macrostrat/column-components/dist/chroma-js/src/io/lch/index.js

React rendering primitives for stratigraphic columns

import { reverse3 } from "../../utils/index.js";
import chroma from "../../chroma.js";
import Color from "../../Color.js";
import input from "../input.js";
import lch2rgb from "./lch2rgb.js";
import hcl2rgb from "./hcl2rgb.js";
import rgb2lch from "./rgb2lch.js";
import unpack from "../../utils/unpack.js";
import type from "../../utils/type.js";
Color.prototype.lch = function() {
  return rgb2lch(this._rgb);
};
Color.prototype.hcl = function() {
  return reverse3(rgb2lch(this._rgb));
};
const lch = (...args) => new Color(...args, "lch");
const hcl = (...args) => new Color(...args, "hcl");
Object.assign(chroma, { lch, hcl });
input.format.lch = lch2rgb;
input.format.hcl = hcl2rgb;
["lch", "hcl"].forEach(
  (m) => input.autodetect.push({
    p: 2,
    test: (...args) => {
      args = unpack(args, m);
      if (type(args) === "array" && args.length === 3) {
        return m;
      }
    }
  })
);
export {
  hcl,
  lch
};
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