krita
kis_perspectivetransform_worker.h
00001 /* 00002 * This file is part of Krita 00003 * 00004 * Copyright (c) 2006 Cyrille Berger <cberger@cberger.net> 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; version 2 of the License. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License 00016 * along with this program; if not, write to the Free Software 00017 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 00018 */ 00019 00020 #ifndef KIS_PERSPECTIVETRANSFORM_WORKER_H 00021 #define KIS_PERSPECTIVETRANSFORM_WORKER_H 00022 00023 #include "kis_types.h" 00024 #include "kis_progress_subject.h" 00025 00026 class KisPoint; 00027 class KisProgressDisplayInterface; 00028 00029 class KisPerspectiveTransformWorker : public KisProgressSubject 00030 { 00031 public: 00032 KisPerspectiveTransformWorker(KisPaintDeviceSP dev, const KisPoint& topLeft, const KisPoint& topRight, const KisPoint& bottomLeft, const KisPoint& bottomRight, KisProgressDisplayInterface *progress); 00033 00034 ~KisPerspectiveTransformWorker(); 00035 00036 void run(); 00037 bool isCanceled() { return m_cancelRequested; }; 00038 private: 00039 virtual void cancel() { m_cancelRequested = true; } 00040 private: 00041 Q_INT32 m_progressTotalSteps; 00042 Q_INT32 m_lastProgressReport; 00043 Q_INT32 m_progressStep; 00044 double m_xcenter, m_ycenter, m_p, m_q; 00045 KisPaintDeviceSP m_dev; 00046 bool m_cancelRequested; 00047 KisProgressDisplayInterface *m_progress; 00048 double m_matrix[3][3]; 00049 QRect m_r; 00050 }; 00051 00052 #endif