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koffice/chalk/plugins/filters/sobelfilter/kis_sobel_filter.h

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/*
* This file is part of the KDE project
*
* Copyright (c) Michael Thaler <michael.thaler@physik.tu-muenchen.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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef _KIS_SOBEL_FILTER_H_
#define _KIS_SOBEL_FILTER_H_
#include "kis_filter.h"
#include "kis_filter_config_widget.h"
class KisSobelFilterConfiguration : public KisFilterConfiguration
{
public:
KisSobelFilterConfiguration(bool doHorizontally, bool doVertically, bool keepSign, bool makeOpaque)
: KisFilterConfiguration( "sobel", 1 )
, m_doHorizontally(doHorizontally)
, m_doVertically(doVertically)
, m_keepSign(keepSign)
, m_makeOpaque(makeOpaque)
{};
virtual void fromXML( const TQString& );
virtual TQString toString();
public:
inline bool doHorizontally() { return m_doHorizontally; };
inline bool doVertically() {return m_doVertically; };
inline bool keepSign() {return m_keepSign; };
inline bool makeOpaque() {return m_makeOpaque; };
private:
bool m_doHorizontally;
bool m_doVertically;
bool m_keepSign;
bool m_makeOpaque;
};
class KisSobelFilter : public KisFilter
{
public:
KisSobelFilter();
public:
virtual void process(KisPaintDeviceSP,KisPaintDeviceSP, KisFilterConfiguration* , const TQRect&);
static inline KisID id() { return KisID("sobel", i18n("Sobel")); };
virtual bool supportsPainting() { return false; }
virtual bool supportsPreview() { return true; }
virtual bool supportsAdjustmentLayers() { return false; }
virtual std::list<KisFilterConfiguration*> listOfExamplesConfiguration(KisPaintDeviceSP )
{ std::list<KisFilterConfiguration*> list; list.insert(list.begin(), new KisSobelFilterConfiguration(true,true,true,true)); return list; }
public:
virtual KisFilterConfigWidget * createConfigurationWidget(TQWidget* parent, KisPaintDeviceSP dev);
virtual KisFilterConfiguration* configuration(TQWidget*);
virtual KisFilterConfiguration * configuration() { return new KisSobelFilterConfiguration( true, true, true, true); };
private:
void prepareRow (KisPaintDeviceSP src, TQ_UINT8* data, TQ_UINT32 x, TQ_UINT32 y, TQ_UINT32 w, TQ_UINT32 h);
void sobel(const TQRect & rc, KisPaintDeviceSP src, KisPaintDeviceSP dst, bool doHorizontal, bool doVertical, bool keepSign, bool makeOpaque);
};
#endif