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1 // Copyright 2014 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 CONTENT_RENDERER_COMPOSITOR_BINDINGS_WEB_EXTERNAL_TEXTURE_LAYER_IMPL_H_ | |
6 #define CONTENT_RENDERER_COMPOSITOR_BINDINGS_WEB_EXTERNAL_TEXTURE_LAYER_IMPL_H_ | |
7 | |
8 #include "base/bind.h" | |
9 #include "base/memory/scoped_ptr.h" | |
10 #include "base/memory/scoped_vector.h" | |
11 #include "cc/layers/texture_layer_client.h" | |
12 #include "content/common/content_export.h" | |
13 #include "third_party/WebKit/public/platform/WebExternalTextureLayer.h" | |
14 | |
15 namespace cc { | |
16 class SingleReleaseCallback; | |
17 class TextureMailbox; | |
18 } | |
19 | |
20 namespace blink { | |
21 struct WebFloatRect; | |
22 struct WebExternalTextureMailbox; | |
23 } | |
24 | |
25 namespace content { | |
26 | |
27 class WebLayerImpl; | |
28 class WebExternalBitmapImpl; | |
29 | |
30 class WebExternalTextureLayerImpl | |
31 : public blink::WebExternalTextureLayer, | |
32 public cc::TextureLayerClient, | |
33 public base::SupportsWeakPtr<WebExternalTextureLayerImpl> { | |
34 public: | |
35 CONTENT_EXPORT explicit WebExternalTextureLayerImpl( | |
36 blink::WebExternalTextureLayerClient*); | |
37 virtual ~WebExternalTextureLayerImpl(); | |
38 | |
39 // blink::WebExternalTextureLayer implementation. | |
40 virtual blink::WebLayer* layer(); | |
41 virtual void clearTexture(); | |
42 virtual void setOpaque(bool opaque); | |
43 virtual void setPremultipliedAlpha(bool premultiplied); | |
44 virtual void setBlendBackgroundColor(bool blend); | |
45 virtual void setRateLimitContext(bool rate_limit); | |
46 | |
47 // TextureLayerClient implementation. | |
48 virtual bool PrepareTextureMailbox( | |
49 cc::TextureMailbox* mailbox, | |
50 scoped_ptr<cc::SingleReleaseCallback>* release_callback, | |
51 bool use_shared_memory) OVERRIDE; | |
52 | |
53 private: | |
54 static void DidReleaseMailbox( | |
55 base::WeakPtr<WebExternalTextureLayerImpl> layer, | |
56 const blink::WebExternalTextureMailbox& mailbox, | |
57 WebExternalBitmapImpl* bitmap, | |
58 unsigned sync_point, | |
59 bool lost_resource); | |
60 | |
61 WebExternalBitmapImpl* AllocateBitmap(); | |
62 | |
63 blink::WebExternalTextureLayerClient* client_; | |
64 scoped_ptr<WebLayerImpl> layer_; | |
65 ScopedVector<WebExternalBitmapImpl> free_bitmaps_; | |
66 | |
67 DISALLOW_COPY_AND_ASSIGN(WebExternalTextureLayerImpl); | |
68 }; | |
69 | |
70 } // namespace content | |
71 | |
72 #endif // CONTENT_RENDERER_COMPOSITOR_BINDINGS_WEB_EXTERNAL_TEXTURE_LAYER_IMPL_
H_ | |
73 | |
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