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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 |
| 5 |
| 6 #ifndef ContentLayerChromium_h |
| 7 #define ContentLayerChromium_h |
| 8 |
| 9 #if USE(ACCELERATED_COMPOSITING) |
| 10 |
| 11 #include "base/basictypes.h" |
| 12 #include "LayerPainterChromium.h" |
| 13 #include "TiledLayerChromium.h" |
| 14 |
| 15 class SkCanvas; |
| 16 |
| 17 namespace cc { |
| 18 |
| 19 class ContentLayerChromiumClient; |
| 20 class FloatRect; |
| 21 class IntRect; |
| 22 class LayerTextureUpdater; |
| 23 |
| 24 class ContentLayerPainter : public LayerPainterChromium { |
| 25 public: |
| 26 static PassOwnPtr<ContentLayerPainter> create(ContentLayerChromiumClient*); |
| 27 |
| 28 virtual void paint(SkCanvas*, const IntRect& contentRect, FloatRect& opaque)
OVERRIDE; |
| 29 |
| 30 private: |
| 31 explicit ContentLayerPainter(ContentLayerChromiumClient*); |
| 32 |
| 33 ContentLayerChromiumClient* m_client; |
| 34 |
| 35 DISALLOW_COPY_AND_ASSIGN(ContentLayerPainter); |
| 36 }; |
| 37 |
| 38 // A layer that renders its contents into an SkCanvas. |
| 39 class ContentLayerChromium : public TiledLayerChromium { |
| 40 public: |
| 41 static scoped_refptr<ContentLayerChromium> create(ContentLayerChromiumClient
*); |
| 42 |
| 43 void clearClient() { m_client = 0; } |
| 44 |
| 45 virtual bool drawsContent() const OVERRIDE; |
| 46 virtual void setTexturePriorities(const CCPriorityCalculator&) OVERRIDE; |
| 47 virtual void update(CCTextureUpdateQueue&, const CCOcclusionTracker*, CCRend
eringStats&) OVERRIDE; |
| 48 virtual bool needMoreUpdates() OVERRIDE; |
| 49 |
| 50 virtual void setContentsOpaque(bool) OVERRIDE; |
| 51 |
| 52 protected: |
| 53 explicit ContentLayerChromium(ContentLayerChromiumClient*); |
| 54 virtual ~ContentLayerChromium(); |
| 55 |
| 56 private: |
| 57 virtual LayerTextureUpdater* textureUpdater() const OVERRIDE; |
| 58 virtual void createTextureUpdaterIfNeeded() OVERRIDE; |
| 59 |
| 60 ContentLayerChromiumClient* m_client; |
| 61 RefPtr<LayerTextureUpdater> m_textureUpdater; |
| 62 }; |
| 63 |
| 64 } |
| 65 #endif // USE(ACCELERATED_COMPOSITING) |
| 66 |
| 67 #endif |
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