@gpa-gemstone/helper-functions
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Helper Functions for gpa-gemstone packages
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JavaScript
;
// ******************************************************************************************************
// HsvToHex.tsx - Gbtc
//
// Copyright © 2023, Grid Protection Alliance. All Rights Reserved.
//
// Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See
// the NOTICE file distributed with this work for additional information regarding copyright ownership.
// The GPA licenses this file to you under the MIT License (MIT), the "License"; you may not use this
// file except in compliance with the License. You may obtain a copy of the License at:
//
// http://opensource.org/licenses/MIT
//
// Unless agreed to in writing, the subject software distributed under the License is distributed on an
// "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the
// License for the specific language governing permissions and limitations.
//
// Code Modification History:
// ----------------------------------------------------------------------------------------------------
// 09/07/2023 - G. Santos
// Generated original version of source code.
//
// ******************************************************************************************************
Object.defineProperty(exports, "__esModule", { value: true });
exports.HsvToHex = HsvToHex;
/**
* Converts an HSV color value to RGB hex code. Conversion formula
* adapted from http://en.wikipedia.org/wiki/HSV_color_space.
* code from https://axonflux.com/handy-rgb-to-hsl-and-rgb-to-hsv-color-model-c.
* Assumes h, s, and v are contained in the set [0, 1] and
* returns color in hex code.
*
* @param Number h The hue
* @param Number s The saturation
* @param Number v The value
* @returns String Spaced color in hex code.
*/
function HsvToHex(h, s, v) {
// tslint:disable-next-line
var r, g, b;
var i = Math.floor(h * 6);
var f = h * 6 - i;
var p = v * (1 - s);
var q = v * (1 - f * s);
var t = v * (1 - (1 - f) * s);
switch (i % 6) {
case 0:
r = v, g = t, b = p;
break;
case 1:
r = q, g = v, b = p;
break;
case 2:
r = p, g = v, b = t;
break;
case 3:
r = p, g = q, b = v;
break;
case 4:
r = t, g = p, b = v;
break;
default:
r = v, g = p, b = q;
break;
}
function convertHex(deci) {
return ("00" + Math.floor(deci * 255).toString(16)).slice(-2);
}
return "#" + convertHex(r) + convertHex(g) + convertHex(b);
}