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1 // Copyright 2012 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 CC_LAYER_TREE_HOST_CLIENT_H_ | 5 #ifndef CC_LAYER_TREE_HOST_CLIENT_H_ |
6 #define CC_LAYER_TREE_HOST_CLIENT_H_ | 6 #define CC_LAYER_TREE_HOST_CLIENT_H_ |
7 | 7 |
8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
9 | 9 |
10 namespace gfx { | 10 namespace gfx { |
11 class Vector2d; | 11 class Vector2d; |
12 } | 12 } |
13 | 13 |
14 namespace WebKit { | 14 namespace WebKit { |
15 class WebCompositorOutputSurface; | 15 class WebCompositorOutputSurface; |
16 } | 16 } |
17 | 17 |
18 namespace cc { | 18 namespace cc { |
| 19 class FontAtlas; |
19 class InputHandler; | 20 class InputHandler; |
20 | 21 |
21 class LayerTreeHostClient { | 22 class LayerTreeHostClient { |
22 public: | 23 public: |
23 virtual void willBeginFrame() = 0; | 24 virtual void willBeginFrame() = 0; |
24 // Marks finishing compositing-related tasks on the main thread. In threaded
mode, this corresponds to didCommit(). | 25 // Marks finishing compositing-related tasks on the main thread. In threaded
mode, this corresponds to didCommit(). |
25 virtual void didBeginFrame() = 0; | 26 virtual void didBeginFrame() = 0; |
26 virtual void animate(double frameBeginTime) = 0; | 27 virtual void animate(double frameBeginTime) = 0; |
27 virtual void layout() = 0; | 28 virtual void layout() = 0; |
28 virtual void applyScrollAndScale(gfx::Vector2d scrollDelta, float pageScale)
= 0; | 29 virtual void applyScrollAndScale(gfx::Vector2d scrollDelta, float pageScale)
= 0; |
29 virtual scoped_ptr<WebKit::WebCompositorOutputSurface> createOutputSurface()
= 0; | 30 virtual scoped_ptr<WebKit::WebCompositorOutputSurface> createOutputSurface()
= 0; |
30 virtual void didRecreateOutputSurface(bool success) = 0; | 31 virtual void didRecreateOutputSurface(bool success) = 0; |
31 virtual scoped_ptr<InputHandler> createInputHandler() = 0; | 32 virtual scoped_ptr<InputHandler> createInputHandler() = 0; |
32 virtual void willCommit() = 0; | 33 virtual void willCommit() = 0; |
33 virtual void didCommit() = 0; | 34 virtual void didCommit() = 0; |
34 virtual void didCommitAndDrawFrame() = 0; | 35 virtual void didCommitAndDrawFrame() = 0; |
35 virtual void didCompleteSwapBuffers() = 0; | 36 virtual void didCompleteSwapBuffers() = 0; |
36 | 37 |
37 // Used only in the single-threaded path. | 38 // Used only in the single-threaded path. |
38 virtual void scheduleComposite() = 0; | 39 virtual void scheduleComposite() = 0; |
39 | 40 |
| 41 // Creates a font atlas to use for debug visualizations. |
| 42 virtual scoped_ptr<FontAtlas> createFontAtlas() = 0; |
| 43 |
40 protected: | 44 protected: |
41 virtual ~LayerTreeHostClient() { } | 45 virtual ~LayerTreeHostClient() { } |
42 }; | 46 }; |
43 | 47 |
44 } | 48 } |
45 | 49 |
46 #endif // CC_LAYER_TREE_HOST_CLIENT_H_ | 50 #endif // CC_LAYER_TREE_HOST_CLIENT_H_ |
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