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 /*
  *  Copyright (c) 2006 Cyrille Berger <cberger@cberger.net>
  *  Copyright (c) 2007 Emanuele Tamponi <emanuele@valinor.it>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * This library 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
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
 */
 
 #ifndef KO_INVERT_COLOR_TRANSFORMATION_H
 #define KO_INVERT_COLOR_TRANSFORMATION_H
 
 #include "KoColorTransformation.h"
 
 class KoInvertColorTransformation : public KoColorTransformation
 {
 
 public:
 
     KoInvertColorTransformation(const KoColorSpace* cs) : m_colorSpace(cs), m_psize(cs->pixelSize()) {
     }
 
     void transform(const quint8 *src, quint8 *dst, qint32 nPixels) const override {
         quint16 m_rgba[4];
         while (nPixels--) {
             m_colorSpace->toRgbA16(src, reinterpret_cast<quint8 *>(m_rgba), 1);
             m_rgba[0] = KoColorSpaceMathsTraits<quint16>::max - m_rgba[0];
             m_rgba[1] = KoColorSpaceMathsTraits<quint16>::max - m_rgba[1];
             m_rgba[2] = KoColorSpaceMathsTraits<quint16>::max - m_rgba[2];
             m_colorSpace->fromRgbA16(reinterpret_cast<quint8 *>(m_rgba), dst, 1);
             src += m_psize;
             dst += m_psize;
         }
 
     }
 
 private:
 
     const KoColorSpace* m_colorSpace;
     quint32 m_psize;
 };
 
 
 #endif