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/*
Copyright (c) 2003,2004,2005 Clarence Dang <dang@kde.org>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef KP_EFFECT_REDUCE_COLORS_H
#define KP_EFFECT_REDUCE_COLORS_H
#include <kpcoloreffect.h>
class QRadioButton;
class QImage;
class kpMainWindow;
QImage convertImageDepth (const QImage &image, int depth, bool dither);
class kpEffectReduceColorsCommand : public kpColorEffectCommand
{
public:
// depth must be 1 or 8
kpEffectReduceColorsCommand (int depth, bool dither,
bool actOnSelection,
kpMainWindow *mainWindow);
virtual ~kpEffectReduceColorsCommand ();
QString commandName (int depth, int dither) const;
// (always preserves mask)
static void apply (QPixmap *destPixmapPtr, int depth, bool dither);
static QPixmap apply (const QPixmap &pm, int depth, bool dither);
//
// kpColorEffectCommand interface
//
protected:
virtual QPixmap applyColorEffect (const QPixmap &pixmap);
int m_depth;
bool m_dither;
};
class kpEffectReduceColorsWidget : public kpColorEffectWidget
{
Q_OBJECT
public:
kpEffectReduceColorsWidget (bool actOnSelection,
kpMainWindow *mainWindow,
QWidget *parent, const char *name = 0);
virtual ~kpEffectReduceColorsWidget ();
int depth () const;
bool dither () const;
//
// kpColorEffectWidget interface
//
virtual QString caption () const;
virtual bool isNoOp () const;
virtual QPixmap applyColorEffect (const QPixmap &pixmap);
virtual kpColorEffectCommand *createCommand () const;
protected:
QRadioButton *m_blackAndWhiteRadioButton,
*m_blackAndWhiteDitheredRadioButton,
*m_8BitRadioButton,
*m_8BitDitheredRadioButton,
*m_24BitRadioButton;
QRadioButton *m_defaultRadioButton;
};
#endif // KP_EFFECT_REDUCE_COLORS_H
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