office-ui-fabric-react/lib-amd/utilities/color/rgb2hsv.js

Reusable React components for building experiences for Microsoft 365.

define(["require", "exports", "./consts"], function (require, exports, consts_1) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    /** Converts RGB components to an HSV color. */
    function rgb2hsv(r, g, b) {
        var h = NaN;
        var max = Math.max(r, g, b);
        var min = Math.min(r, g, b);
        var delta = max - min;
        // hue
        if (delta === 0) {
            h = 0;
        }
        else if (r === max) {
            h = ((g - b) / delta) % 6;
        }
        else if (g === max) {
            h = (b - r) / delta + 2;
        }
        else if (b === max) {
            h = (r - g) / delta + 4;
        }
        h = Math.round(h * 60);
        if (h < 0) {
            h += 360;
        }
        // saturation
        var s = Math.round((max === 0 ? 0 : delta / max) * 100);
        // value
        var v = Math.round((max / consts_1.MAX_COLOR_RGB) * 100);
        return { h: h, s: s, v: v };
    }
    exports.rgb2hsv = rgb2hsv;
});
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