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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 CONTENT_PUBLIC_RENDERER_ANDROID_SYNCHRONOUS_COMPOSTIOR_ | 5 #ifndef CONTENT_PUBLIC_RENDERER_ANDROID_SYNCHRONOUS_COMPOSTIOR_ |
6 #define CONTENT_PUBLIC_RENDERER_ANDROID_SYNCHRONOUS_COMPOSITOR_ | 6 #define CONTENT_PUBLIC_RENDERER_ANDROID_SYNCHRONOUS_COMPOSITOR_ |
7 | 7 |
8 #include "ui/gfx/rect.h" | 8 #include "ui/gfx/rect.h" |
9 #include "ui/gfx/size.h" | 9 #include "ui/gfx/size.h" |
10 | 10 |
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22 // synchronously under their own control. Only meaningful when the | 22 // synchronously under their own control. Only meaningful when the |
23 // kEnableSyncrhonousRendererCompositor flag is specified. | 23 // kEnableSyncrhonousRendererCompositor flag is specified. |
24 class SynchronousCompositor { | 24 class SynchronousCompositor { |
25 public: | 25 public: |
26 // Allows changing or resetting the client to NULL (this must be used if | 26 // Allows changing or resetting the client to NULL (this must be used if |
27 // the client is being deleted prior to the DidDestroyCompositor() call | 27 // the client is being deleted prior to the DidDestroyCompositor() call |
28 // being received by the client). Ownership of |client| remains with | 28 // being received by the client). Ownership of |client| remains with |
29 // the caller. | 29 // the caller. |
30 virtual void SetClient(SynchronousCompositorClient* client) = 0; | 30 virtual void SetClient(SynchronousCompositorClient* client) = 0; |
31 | 31 |
32 // Returns true is the compositor is fully initialized and ready to receive | |
33 // calls to DemandDrawHw(). | |
34 virtual bool IsHwReady() = 0; | |
35 | |
36 // "On demand" SW draw, into the supplied canvas (observing the transform | 32 // "On demand" SW draw, into the supplied canvas (observing the transform |
37 // and clip set there-in). | 33 // and clip set there-in). |
38 virtual bool DemandDrawSw(SkCanvas* canvas) = 0; | 34 virtual bool DemandDrawSw(SkCanvas* canvas) = 0; |
39 | 35 |
| 36 // TODO(boliu): comment |
| 37 virtual bool InitializeHwDraw() = 0; |
| 38 |
40 // "On demand" hardware draw. The content is first clipped to |damage_area|, | 39 // "On demand" hardware draw. The content is first clipped to |damage_area|, |
41 // then transformed through |transform|, and finally clipped to |view_size|. | 40 // then transformed through |transform|, and finally clipped to |view_size|. |
42 virtual bool DemandDrawHw( | 41 virtual bool DemandDrawHw( |
43 gfx::Size view_size, | 42 gfx::Size view_size, |
44 const gfx::Transform& transform, | 43 const gfx::Transform& transform, |
45 gfx::Rect damage_area) = 0; | 44 gfx::Rect damage_area) = 0; |
46 | 45 |
47 protected: | 46 protected: |
48 virtual ~SynchronousCompositor() {} | 47 virtual ~SynchronousCompositor() {} |
49 }; | 48 }; |
50 | 49 |
51 } // namespace content | 50 } // namespace content |
52 | 51 |
53 #endif // CONTENT_PUBLIC_RENDERER_ANDROID_SYNCHRONOUS_COMPOSTIOR_ | 52 #endif // CONTENT_PUBLIC_RENDERER_ANDROID_SYNCHRONOUS_COMPOSTIOR_ |
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