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/*
* This file is part of Chalk
*
* Copyright (c) 2006 Cyrille Berger <cberger@cberger.net>
*
* 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; version 2 of the License.
*
* 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_PERSPECTIVETRANSFORM_WORKER_H
#define KIS_PERSPECTIVETRANSFORM_WORKER_H
#include "kis_types.h"
#include "kis_progress_subject.h"
class KisPoint;
class KisProgressDisplayInterface;
class KisPerspectiveTransformWorker : public KisProgressSubject
{
public:
KisPerspectiveTransformWorker(KisPaintDeviceSP dev, const KisPoint& topLeft, const KisPoint& topRight, const KisPoint& bottomLeft, const KisPoint& bottomRight, KisProgressDisplayInterface *progress);
~KisPerspectiveTransformWorker();
void run();
bool isCanceled() { return m_cancelRequested; };
private:
virtual void cancel() { m_cancelRequested = true; }
private:
TQ_INT32 m_progressTotalSteps;
TQ_INT32 m_lastProgressReport;
TQ_INT32 m_progressStep;
double m_xcenter, m_ycenter, m_p, m_q;
KisPaintDeviceSP m_dev;
bool m_cancelRequested;
KisProgressDisplayInterface *m_progress;
double m_matrix[3][3];
TQRect m_r;
};
#endif
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