arx-level-generator/dist/src/Color.js

A tool for creating Arx Fatalis maps

import rgba from 'color-rgba';
import { MathUtils } from 'three';
import { percentOf } from './helpers.js';
export var Alpha;
(function (Alpha) {
    Alpha[Alpha["Transparent"] = 0] = "Transparent";
    Alpha[Alpha["Opaque"] = 1] = "Opaque";
})(Alpha || (Alpha = {}));
/**
 * Three JS's color is not being used as it doesn't come with an alpha channel
 */
export class Color {
    r;
    g;
    b;
    a;
    constructor(r, g, b, a = Alpha.Opaque) {
        this.r = r;
        this.g = g;
        this.b = b;
        this.a = a;
    }
    static fromCSS(color) {
        const channels = rgba(color);
        if (typeof channels === 'undefined') {
            throw new Error(`failed to parse color "${color}"`);
        }
        const [r, g, b, a] = channels;
        if (typeof r === 'undefined' || typeof g === 'undefined' || typeof b === 'undefined') {
            throw new Error(`failed to parse color "${color}"`);
        }
        return new Color(r, g, b, a);
    }
    static fromArxColor({ r, g, b, a }) {
        return new Color(r, g, b, a);
    }
    static fromThreeJsColor({ r, g, b }) {
        return new Color(r * 255, g * 255, b * 255);
    }
    toArxColor() {
        return { r: this.r, g: this.g, b: this.b, a: this.a };
    }
    toScriptColor() {
        return `${this.r / 256} ${this.g / 256} ${this.b / 256}`;
    }
    clone() {
        return new Color(this.r, this.g, this.b, this.a);
    }
    getHex() {
        return (this.r << 16) + (this.g << 8) + this.b;
    }
    lighten(percent) {
        const extra = percentOf(percent, 255);
        this.r = MathUtils.clamp(this.r + extra, 0, 255);
        this.g = MathUtils.clamp(this.g + extra, 0, 255);
        this.b = MathUtils.clamp(this.b + extra, 0, 255);
        return this;
    }
    darken(percent) {
        const extra = percentOf(percent, 255);
        this.r = MathUtils.clamp(this.r - extra, 0, 255);
        this.g = MathUtils.clamp(this.g - extra, 0, 255);
        this.b = MathUtils.clamp(this.b - extra, 0, 255);
        return this;
    }
    // ----------------
    static get red() {
        return Color.fromCSS('red');
    }
    static get green() {
        return Color.fromCSS('green');
    }
    static get blue() {
        return Color.fromCSS('blue');
    }
    static get white() {
        return Color.fromCSS('white');
    }
    static get black() {
        return Color.fromCSS('black');
    }
    static get yellow() {
        return Color.fromCSS('yellow');
    }
    static get transparent() {
        return Color.fromCSS('transparent');
    }
}
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