112 lines
3.6 KiB
JavaScript
112 lines
3.6 KiB
JavaScript
/*
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* (c) Copyright Ascensio System SIA 2010-2024
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
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* street, Riga, Latvia, EU, LV-1050.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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"use strict";
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(function(window, undefined){
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function CShapeColor(r, g, b){
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this.r = r;
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this.g = g;
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this.b = b;
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}
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function dBoundColor(c) {
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var t = (c + 0.5) >> 0;
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return (t < 0) ? 0 : (t > 255 ? 255 : t);
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//return Math.min(255, Math.max(0, (c + 0.5) >> 0));
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}
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function dBoundColor2(c, min, max) {
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var t = (c + 0.5) >> 0;
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return (t < min) ? min : (t > max ? max : t);
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//return Math.min(max, Math.max(min, (c + 0.5) >> 0));
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}
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CShapeColor.prototype.getColorData = function (dBrightness)
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{
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if(AscFormat.fApproxEqual(dBrightness, 0.0))
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{
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return this;
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}
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var r, g, b;
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if(dBrightness >= 0.0)
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{
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return new CShapeColor(dBoundColor(this.r*(1.0 - dBrightness) + dBrightness*255.0),
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dBoundColor(this.g*(1.0 - dBrightness) + dBrightness*255.0),
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dBoundColor(this.b*(1.0 - dBrightness) + dBrightness*255.0)
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);
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}
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else
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{
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return new CShapeColor(dBoundColor(this.r*(1.0 + dBrightness)),
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dBoundColor(this.g*(1.0 + dBrightness)),
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dBoundColor(this.b*(1.0 + dBrightness))
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);
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}
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};
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CShapeColor.prototype.darken = function ()
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{
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return this.getColorData(-0.4);
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};
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CShapeColor.prototype.darkenLess = function ()
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{
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return this.getColorData(-0.2);
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};
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CShapeColor.prototype.lighten = function () {
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return this.getColorData(0.4);
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};
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CShapeColor.prototype.lightenLess = function()
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{
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return this.getColorData(0.2);
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};
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CShapeColor.prototype.norm = function(a){
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return this;
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};
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//--------------------------------------------------------export----------------------------------------------------
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window['AscFormat'] = window['AscFormat'] || {};
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window['AscFormat'].CShapeColor = CShapeColor;
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window['AscFormat'].ClampColor = dBoundColor;
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window['AscFormat'].ClampColor2 = dBoundColor2;
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})(window);
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