cc/image_layer.h

   1 // Copyright 2010 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef ImageLayerChromium_h
   6 #define ImageLayerChromium_h
   7
   8 #include "ContentLayerChromium.h"
   9 #include "third_party/skia/include/core/SkBitmap.h"
  10
  11 namespace cc {
  12
  13 class ImageLayerTextureUpdater;
  14
  15 // A Layer that contains only an Image element.
  16 class ImageLayerChromium : public TiledLayerChromium {
  17 public:
  18     static scoped_refptr<ImageLayerChromium> create();
  19
  20     virtual bool drawsContent() const OVERRIDE;
  21     virtual void setTexturePriorities(const CCPriorityCalculator&) OVERRIDE;
  22     virtual void update(CCTextureUpdateQueue&, const CCOcclusionTracker*, CCRenderingStats&) OVERRIDE;
  23     virtual bool needsContentsScale() const OVERRIDE;
  24
  25     void setBitmap(const SkBitmap& image);
  26
  27 private:
  28     ImageLayerChromium();
  29     virtual ~ImageLayerChromium();
  30
  31     void setTilingOption(TilingOption);
  32
  33     virtual LayerTextureUpdater* textureUpdater() const OVERRIDE;
  34     virtual void createTextureUpdaterIfNeeded() OVERRIDE;
  35     virtual IntSize contentBounds() const OVERRIDE;
  36
  37     SkBitmap m_bitmap;
  38
  39     RefPtr<ImageLayerTextureUpdater> m_textureUpdater;
  40 };
  41
  42 }  // namespace cc
  43
  44 #endif