1 /* 2 * Copyright (C) 2011 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef CCCanvasLayerImpl_h 27 #define CCCanvasLayerImpl_h 28 29 #include "ProgramBinding.h" 30 #include "ShaderChromium.h" 31 #include "cc/CCLayerImpl.h" 32 33 namespace WebCore { 34 35 class CCCanvasLayerImpl : public CCLayerImpl { 36 public: create(LayerChromium * owner)37 static PassRefPtr<CCCanvasLayerImpl> create(LayerChromium* owner) 38 { 39 return adoptRef(new CCCanvasLayerImpl(owner)); 40 } 41 virtual ~CCCanvasLayerImpl(); 42 43 typedef ProgramBinding<VertexShaderPosTex, FragmentShaderRGBATexFlipAlpha> Program; 44 45 virtual void draw(const IntRect&); 46 47 virtual void dumpLayerProperties(TextStream&, int indent) const; 48 setTextureId(unsigned id)49 void setTextureId(unsigned id) { m_textureId = id; } setPremultipliedAlpha(bool premultipliedAlpha)50 void setPremultipliedAlpha(bool premultipliedAlpha) { m_premultipliedAlpha = premultipliedAlpha; } 51 private: 52 explicit CCCanvasLayerImpl(LayerChromium*); 53 54 unsigned m_textureId; 55 bool m_premultipliedAlpha; 56 }; 57 58 } 59 60 #endif // CCCanvasLayerImpl_h 61