1 /* 2 * Copyright 2012, The Android Open Source Project 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 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef BaseLayerAndroid_h 27 #define BaseLayerAndroid_h 28 29 #include "Color.h" 30 #include "LayerAndroid.h" 31 32 namespace WebCore { 33 34 class Image; 35 class RenderLayerCompositor; 36 class RenderStyle; 37 class BackgroundImagePositioning; 38 39 class BaseLayerAndroid : public LayerAndroid { 40 public: 41 BaseLayerAndroid(LayerContent* content); subclassType()42 virtual SubclassType subclassType() const { return LayerAndroid::BaseLayer; } 43 virtual void getLocalTransform(SkMatrix* matrix) const; drawTransform()44 virtual const TransformationMatrix* drawTransform() const { return 0; } needsTexture()45 virtual bool needsTexture() { return content(); } 46 virtual IFrameLayerAndroid* updatePosition(SkRect viewport, 47 IFrameLayerAndroid* parentIframeLayer); 48 void updatePositionsRecursive(const SkRect& visibleContentRect); setBackgroundColor(Color & color)49 void setBackgroundColor(Color& color) { m_color = color; } getBackgroundColor()50 Color getBackgroundColor() { return m_color; } 51 52 private: 53 // TODO: move to SurfaceCollection. 54 Color m_color; 55 bool m_positionsCalculated; 56 }; 57 58 class ForegroundBaseLayerAndroid : public LayerAndroid { 59 public: 60 ForegroundBaseLayerAndroid(LayerContent* content); subclassType()61 virtual SubclassType subclassType() const { return LayerAndroid::ForegroundBaseLayer; } 62 needsTexture()63 virtual bool needsTexture() { return false; } 64 }; 65 66 class FixedBackgroundImageLayerAndroid : public LayerAndroid { 67 public: 68 FixedBackgroundImageLayerAndroid(PassRefPtr<RenderStyle> style, int w, int h); 69 FixedBackgroundImageLayerAndroid(const FixedBackgroundImageLayerAndroid& layer); 70 virtual ~FixedBackgroundImageLayerAndroid(); copy()71 virtual LayerAndroid* copy() const { return new FixedBackgroundImageLayerAndroid(*this); } needsTexture()72 virtual bool needsTexture() { return true; } subclassType()73 virtual SubclassType subclassType() const { return LayerAndroid::FixedBackgroundImageLayer; } 74 virtual bool drawGL(bool layerTilesDisabled); 75 static Image* GetCachedImage(PassRefPtr<RenderStyle> style); 76 77 private: 78 bool drawSimpleQuad(ImageTexture* imageTexture, 79 BackgroundImagePositioning* position, 80 const IntPoint& repeatTimes, const FloatPoint& startPoint, 81 const FloatPoint& origin, const Color& backgroundColor); 82 void drawRepeatedGrid(ImageTexture* imageTexture, 83 BackgroundImagePositioning* position, 84 const IntPoint& repeatTimes, const FloatPoint& startPoint, 85 const FloatPoint& origin, const Color& backgroundColor); 86 int m_width; 87 int m_height; 88 }; 89 90 } // namespace WebCore 91 92 #endif //BaseLayerAndroid_h 93