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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;
}
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