@aurigma/design-atoms-model/ColorsOld/LabColor.js

Design Atoms is a part of Customer's Canvas SDK which allows for manipulating individual design elements through your code.

import { Color } from "./Color";
import { Utils } from "./Utils";
export class LabColor extends Color {
    constructor(value) {
        super(value);
        this.l = 0;
        this.a = -128;
        this.b = -128;
        this.alpha = 0;
        if (value == null)
            return;
        const incorrectLabColorMessage = `Incorrect LabColor format: ${JSON.stringify(value)}`;
        if (typeof value == "string") {
            if (!this._tryInitFromString(value))
                console.warn(incorrectLabColorMessage);
            else
                this._previewFromServer = Utils.isValidRgbColor(this.preview);
        }
        else {
            try {
                this._init(value);
            }
            catch (e) {
                console.warn(incorrectLabColorMessage);
            }
        }
    }
    get type() { return "LabColor"; }
    _tryInitFromString(value) {
        LabColor._lab.lastIndex = 0;
        const match = LabColor._lab.exec(value);
        if (match != null && match.length === 8) {
            this._init({
                l: +match[1],
                a: +match[2],
                b: +match[3],
                alpha: match[5] != null ? Utils.convertPercentToByte(match[5]) : 255,
                preview: match[7] != null ? match[7] : null
            });
            return true;
        }
        return false;
    }
    clone() {
        return new LabColor(this);
    }
    equals(color) {
        if (color instanceof LabColor) {
            const baseEquals = super.equals(color);
            return baseEquals && color instanceof LabColor &&
                this.l === color.l &&
                this.a === color.a &&
                this.b === color.b &&
                this.alpha === color.alpha;
        }
        return false;
    }
    toString() {
        let result = `lab(${this.l},${this.a},${this.b},${Utils.convertByteToPercent(this.alpha)}`;
        if (this.preview != null)
            result += `,${this.preview}`;
        result += ")";
        return result;
    }
    getData() {
        const data = super.getData();
        data.l = this.l;
        data.a = this.a;
        data.b = this.b;
        data.alpha = this.alpha;
        return data;
    }
    _getPreview() {
        return this.preview;
    }
    _init(colorObject) {
        super._init(colorObject);
        colorObject.alpha = colorObject.alpha != null ? colorObject.alpha : 255;
        this._validateNumber(colorObject.l);
        this._validateNumber(colorObject.a, -128, 127);
        this._validateNumber(colorObject.b, -128, 127);
        this._validateNumber(colorObject.alpha);
        this.l = colorObject.l;
        this.a = colorObject.a;
        this.b = colorObject.b;
        this.alpha = colorObject.alpha;
    }
}
LabColor._lab = /^\s*lab\(\s*(\d{1,3})\s*,\s*(-*\d{1,3})\s*,\s*(-*\d{1,3})\s*(,\s*(\d{1,3})%)?\s*(\,\s*(.*)\s*)?\)\s*;{0,1}\s*$/g;
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