1 /* 2 Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) 3 4 This library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Library General Public 6 License as published by the Free Software Foundation; either 7 version 2 of the License, or (at your option) any later version. 8 9 This library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Library General Public License for more details. 13 14 You should have received a copy of the GNU Library General Public License 15 along with this library; see the file COPYING.LIB. If not, write to 16 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 Boston, MA 02110-1301, USA. 18 */ 19 20 #include "texmap/TextureMapper.h" 21 22 #ifndef TextureMapperQt_h 23 #define TextureMapperQt_h 24 25 namespace WebCore { 26 27 class BitmapTextureQt : public BitmapTexture { 28 friend class TextureMapperQt; 29 public: 30 BitmapTextureQt(); 31 ~BitmapTextureQt() { destroy(); } 32 virtual void destroy(); 33 virtual IntSize size() const { return IntSize(m_pixmap.width(), m_pixmap.height()); } 34 virtual void reset(const IntSize&, bool opaque); 35 virtual PlatformGraphicsContext* beginPaint(const IntRect& dirtyRect); 36 virtual void endPaint(); 37 virtual void setContentsToImage(Image*); 38 virtual bool save(const String& path); 39 virtual bool isValid() const { return !m_pixmap.isNull() || !m_image.isNull(); } 40 IntRect sourceRect() const { return IntRect(0, 0, contentSize().width(), contentSize().height()); } 41 virtual void pack(); 42 virtual void unpack(); 43 virtual bool isPacked() const { return m_isPacked; } 44 45 private: 46 QPainter m_painter; 47 QPixmap m_pixmap; 48 QImage m_image; 49 bool m_isPacked; 50 }; 51 52 class TextureMapperQt : public TextureMapper { 53 public: 54 TextureMapperQt(); 55 56 virtual void drawTexture(const BitmapTexture& texture, const IntRect& targetRect, const TransformationMatrix& matrix, float opacity, const BitmapTexture* maskTexture); 57 virtual void bindSurface(BitmapTexture* surface); 58 virtual void setClip(const IntRect&); 59 virtual void setGraphicsContext(GraphicsContext*); 60 virtual bool allowSurfaceForRoot() const { return false; } 61 virtual PassRefPtr<BitmapTexture> createTexture(); 62 63 static void initialize(QPainter* painter) 64 { 65 painter->setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform, false); 66 } 67 68 static PassOwnPtr<TextureMapper> create() { return new TextureMapperQt; } 69 70 private: 71 QPainter* m_painter; 72 RefPtr<BitmapTextureQt> m_currentSurface; 73 }; 74 75 } 76 #endif 77