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Diffstat (limited to 'digikam/imageplugins/sheartool/shear.h')
-rw-r--r-- | digikam/imageplugins/sheartool/shear.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/digikam/imageplugins/sheartool/shear.h b/digikam/imageplugins/sheartool/shear.h new file mode 100644 index 0000000..de91fa5 --- /dev/null +++ b/digikam/imageplugins/sheartool/shear.h @@ -0,0 +1,84 @@ +/* ============================================================ + * + * This file is a part of digiKam project + * http://www.digikam.org + * + * Date : 2005-07-18 + * Description : Shear threaded image filter. + * + * Copyright (C) 2005-2008 by Gilles Caulier <caulier dot gilles at gmail dot com> + * + * 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, 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. + * + * ============================================================ */ + +#ifndef SHEAR_H +#define SHEAR_H + +// Qt includes. + +#include <qsize.h> +#include <qcolor.h> + +// Digikam includes. + +#include "dimgthreadedfilter.h" + +namespace DigikamShearToolImagesPlugin +{ + +class Shear : public Digikam::DImgThreadedFilter +{ + +public: + + Shear(Digikam::DImg *orgImage, QObject *parent=0, float hAngle=0.0, float vAngle=0.0, + bool antialiasing=true, QColor backgroundColor=Qt::black, int orgW=0, int orgH=0); + + ~Shear(){}; + + QSize getNewSize(void){ return m_newSize; }; + +private: + + virtual void filterImage(void); + + inline int setPosition (int Width, int X, int Y) + { + return (Y *Width*4 + 4*X); + }; + + inline bool isInside (int Width, int Height, int X, int Y) + { + bool bIsWOk = ((X < 0) ? false : (X >= Width ) ? false : true); + bool bIsHOk = ((Y < 0) ? false : (Y >= Height) ? false : true); + return (bIsWOk && bIsHOk); + }; + +private: + + bool m_antiAlias; + + int m_orgW; + int m_orgH; + + float m_hAngle; + float m_vAngle; + + QColor m_backgroundColor; + + QSize m_newSize; +}; + +} // NameSpace DigikamShearToolImagesPlugin + +#endif /* SHEAR_H */ |