libs/flake

KoFilterEffectRenderContext.h

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00001 /* This file is part of the KDE project
00002  * Copyright (c) 2009 Jan Hambrecht <jaham@gmx.net>
00003  *
00004  * This library is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Lesser General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2 of the License, or (at your option) any later version.
00008  *
00009  * This library is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Library General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Lesser General Public License
00015  * along with this library; see the file COPYING.LIB.  If not, write to
00016  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017  * Boston, MA 02110-1301, USA.
00018  */
00019 
00020 #ifndef KOFILTEREFFECTRENDERCONTEXT_H
00021 #define KOFILTEREFFECTRENDERCONTEXT_H
00022 
00023 #include "flake_export.h"
00024 
00025 class QRectF;
00026 class QMatrix;
00027 class KoViewConverter;
00028 
00030 class FLAKE_EXPORT KoFilterEffectRenderContext
00031 {
00032 public:
00033     KoFilterEffectRenderContext(const KoViewConverter &converter);
00034     ~KoFilterEffectRenderContext();
00035 
00037     QRectF filterRegion() const;
00038 
00040     void setFilterRegion(const QRectF &filterRegion);
00041 
00043     QMatrix coordinateTransformation() const;
00044 
00046     void setCoordinateTransformation(const QMatrix &transform);
00047 
00049     const KoViewConverter * viewConverter() const;
00050 
00051 private:
00052     class Private;
00053     Private * const d;
00054 };
00055 
00056 #endif // KOFILTEREFFECTRENDERCONTEXT_H