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| 1 // Copyright 2010 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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 | 4 |
| 5 #ifndef TextureLayerChromium_h | 5 // Temporary forwarding header |
| 6 #define TextureLayerChromium_h | 6 #include "cc/texture_layer.h" |
| 7 | |
| 8 #if USE(ACCELERATED_COMPOSITING) | |
| 9 | |
| 10 #include "LayerChromium.h" | |
| 11 | |
| 12 namespace WebKit { | |
| 13 class WebGraphicsContext3D; | |
| 14 } | |
| 15 | |
| 16 namespace cc { | |
| 17 | |
| 18 class TextureLayerChromiumClient; | |
| 19 | |
| 20 // A Layer containing a the rendered output of a plugin instance. | |
| 21 class TextureLayerChromium : public LayerChromium { | |
| 22 public: | |
| 23 // If this texture layer requires special preparation logic for each frame d
riven by | |
| 24 // the compositor, pass in a non-nil client. Pass in a nil client pointer if
texture updates | |
| 25 // are driven by an external process. | |
| 26 static scoped_refptr<TextureLayerChromium> create(TextureLayerChromiumClient
*); | |
| 27 | |
| 28 void clearClient() { m_client = 0; } | |
| 29 | |
| 30 virtual scoped_ptr<CCLayerImpl> createCCLayerImpl() OVERRIDE; | |
| 31 | |
| 32 // Sets whether this texture should be Y-flipped at draw time. Defaults to t
rue. | |
| 33 void setFlipped(bool); | |
| 34 | |
| 35 // Sets a UV transform to be used at draw time. Defaults to (0, 0, 1, 1). | |
| 36 void setUVRect(const FloatRect&); | |
| 37 | |
| 38 // Sets whether the alpha channel is premultiplied or unpremultiplied. Defau
lts to true. | |
| 39 void setPremultipliedAlpha(bool); | |
| 40 | |
| 41 // Sets whether this context should rate limit on damage to prevent too many
frames from | |
| 42 // being queued up before the compositor gets a chance to run. Requires a no
n-nil client. | |
| 43 // Defaults to false. | |
| 44 void setRateLimitContext(bool); | |
| 45 | |
| 46 // Code path for plugins which supply their own texture ID. | |
| 47 void setTextureId(unsigned); | |
| 48 | |
| 49 void willModifyTexture(); | |
| 50 | |
| 51 virtual void setNeedsDisplayRect(const FloatRect&) OVERRIDE; | |
| 52 | |
| 53 virtual void setLayerTreeHost(CCLayerTreeHost*) OVERRIDE; | |
| 54 virtual bool drawsContent() const OVERRIDE; | |
| 55 virtual void update(CCTextureUpdateQueue&, const CCOcclusionTracker*, CCRend
eringStats&) OVERRIDE; | |
| 56 virtual void pushPropertiesTo(CCLayerImpl*) OVERRIDE; | |
| 57 | |
| 58 protected: | |
| 59 explicit TextureLayerChromium(TextureLayerChromiumClient*); | |
| 60 virtual ~TextureLayerChromium(); | |
| 61 | |
| 62 private: | |
| 63 TextureLayerChromiumClient* m_client; | |
| 64 | |
| 65 bool m_flipped; | |
| 66 FloatRect m_uvRect; | |
| 67 bool m_premultipliedAlpha; | |
| 68 bool m_rateLimitContext; | |
| 69 bool m_contextLost; | |
| 70 | |
| 71 unsigned m_textureId; | |
| 72 }; | |
| 73 | |
| 74 } | |
| 75 #endif // USE(ACCELERATED_COMPOSITING) | |
| 76 | |
| 77 #endif | |
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