| // Copyright 2010 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CC_IMAGE_LAYER_H_ |
| #define CC_IMAGE_LAYER_H_ |
| |
| #include "cc/cc_export.h" |
| #include "cc/content_layer.h" |
| #include "third_party/skia/include/core/SkBitmap.h" |
| |
| namespace cc { |
| |
| class ImageLayerUpdater; |
| |
| // A Layer that contains only an Image element. |
| class CC_EXPORT ImageLayer : public TiledLayer { |
| public: |
| static scoped_refptr<ImageLayer> create(); |
| |
| virtual bool drawsContent() const OVERRIDE; |
| virtual void setTexturePriorities(const PriorityCalculator&) OVERRIDE; |
| virtual void update(ResourceUpdateQueue&, const OcclusionTracker*, RenderingStats&) OVERRIDE; |
| virtual void calculateContentsScale( |
| float idealContentsScale, |
| float* contentsScaleX, |
| float* contentsScaleY, |
| gfx::Size* contentBounds) OVERRIDE; |
| |
| void setBitmap(const SkBitmap& image); |
| |
| private: |
| ImageLayer(); |
| virtual ~ImageLayer(); |
| |
| void setTilingOption(TilingOption); |
| |
| virtual LayerUpdater* updater() const OVERRIDE; |
| virtual void createUpdaterIfNeeded() OVERRIDE; |
| float imageContentsScaleX() const; |
| float imageContentsScaleY() const; |
| |
| SkBitmap m_bitmap; |
| |
| scoped_refptr<ImageLayerUpdater> m_updater; |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_IMAGE_LAYER_H_ |