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+/*************************************************************************
+** Opacity.cpp **
+** **
+** This file is part of dvisvgm -- a fast DVI to SVG converter **
+** Copyright (C) 2005-2021 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#include "Opacity.hpp"
+
+using namespace std;
+
+string Opacity::cssBlendMode (BlendMode bm) {
+ switch (bm) {
+ case BM_NORMAL : return "normal";
+ case BM_MULTIPLY : return "multiply";
+ case BM_SCREEN : return "screen";
+ case BM_OVERLAY : return "overlay";
+ case BM_SOFTLIGHT : return "soft-light";
+ case BM_HARDLIGHT : return "hard-light";
+ case BM_COLORDODGE: return "color-dodge";
+ case BM_COLORBURN : return "color-burn";
+ case BM_DARKEN : return "darken";
+ case BM_LIGHTEN : return "lighten";
+ case BM_DIFFERENCE: return "difference";
+ case BM_EXCLUSION : return "exclusion";
+ case BM_HUE : return "hue";
+ case BM_SATURATION: return "saturation";
+ case BM_COLOR : return "color";
+ case BM_LUMINOSITY: return "luminosity";
+ }
+ return "";
+}
+
+
+bool Opacity::operator == (const Opacity &opacity) const {
+ return opacity._fillalpha == _fillalpha
+ && opacity._strokealpha == _strokealpha
+ && opacity._blendMode == _blendMode;
+}
+
+
+bool Opacity::operator != (const Opacity &opacity) const {
+ return opacity._fillalpha != _fillalpha
+ || opacity._strokealpha != _strokealpha
+ || opacity._blendMode != _blendMode;
+} \ No newline at end of file