@tokens-studio/graph-engine/dist/nodes/color/darken.js

An execution engine to handle Token Studios generators and resolvers

import { ColorSchema, NumberSchema } from '../../schemas/index.js';
import { Node } from '../../programmatic/node.js';
import { White, toColor, toColorObject } from './lib/utils.js';
export default class NodeDefinition extends Node {
    static title = 'Darken Color';
    static type = 'studio.tokens.color.darken';
    static description = 'Darkens a color by a specified value';
    constructor(props) {
        super(props);
        this.addInput('color', {
            type: {
                ...ColorSchema,
                default: White
            }
        });
        this.addInput('value', {
            type: {
                ...NumberSchema,
                default: 0.5,
                description: 'Value to apply to the modifier'
            }
        });
        this.addOutput('value', {
            type: ColorSchema
        });
    }
    execute() {
        const { value, color } = this.getAllInputs();
        const sourceColor = toColor(color);
        const lightness = sourceColor.oklch.l;
        const newLightness = lightness * (1 - value);
        sourceColor.oklch.l = newLightness;
        const final = toColorObject(sourceColor);
        this.outputs.value.set(final);
    }
}
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