react-best-gradient-color-picker/dist/esm/utils/converters.js

An easy to use color/gradient picker for React.js

export function rgb2cmyk(r, g, b) {
    var computedC = 0;
    var computedM = 0;
    var computedY = 0;
    var computedK = 0;
    if (r === null ||
        g === null ||
        b === null ||
        isNaN(r) ||
        isNaN(g) ||
        isNaN(b)) {
        console.log('Please enter numeric RGB values!');
        return { c: 0, m: 0, k: 0, y: 1 };
    }
    if (r < 0 || g < 0 || b < 0 || r > 255 || g > 255 || b > 255) {
        console.log('RGB values must be in the range 0 to 255.');
        return { c: 0, m: 0, k: 0, y: 1 };
    }
    if (r === 0 && g === 0 && b === 0) {
        computedK = 1;
        return { c: 0, m: 0, k: 0, y: 1 };
    }
    computedC = 1 - r / 255;
    computedM = 1 - g / 255;
    computedY = 1 - b / 255;
    var minCMY = Math.min(computedC, Math.min(computedM, computedY));
    computedC = (computedC - minCMY) / (1 - minCMY);
    computedM = (computedM - minCMY) / (1 - minCMY);
    computedY = (computedY - minCMY) / (1 - minCMY);
    computedK = minCMY;
    return { c: computedC, m: computedM, y: computedY, k: computedK };
}
export var cmykToRgb = function (_a) {
    var c = _a.c, m = _a.m, y = _a.y, k = _a.k;
    var r = 255 * (1 - c) * (1 - k);
    var g = 255 * (1 - m) * (1 - k);
    var b = 255 * (1 - y) * (1 - k);
    return { r: r, g: g, b: b };
};
export var getHexAlpha = function (opacityPercent) {
    if (typeof opacityPercent !== 'number') {
        return 'FF';
    }
    if (opacityPercent < 0) {
        return '00';
    }
    if (opacityPercent > 1) {
        return 'FF';
    }
    return Math.round(opacityPercent * 255)
        .toString(16)
        .padStart(2, '0')
        .toUpperCase();
};