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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 COMPONENTS_EXO_SURFACE_H_ | 5 #ifndef COMPONENTS_EXO_SURFACE_H_ |
6 #define COMPONENTS_EXO_SURFACE_H_ | 6 #define COMPONENTS_EXO_SURFACE_H_ |
7 | 7 |
8 #include <list> | 8 #include <list> |
9 #include <memory> | 9 #include <memory> |
10 #include <set> | 10 #include <set> |
11 #include <utility> | 11 #include <utility> |
12 | 12 |
13 #include "base/callback.h" | 13 #include "base/callback.h" |
14 #include "base/macros.h" | 14 #include "base/macros.h" |
15 #include "base/memory/ref_counted.h" | 15 #include "base/memory/ref_counted.h" |
16 #include "base/memory/weak_ptr.h" | 16 #include "base/memory/weak_ptr.h" |
17 #include "base/observer_list.h" | 17 #include "base/observer_list.h" |
18 #include "cc/resources/transferable_resource.h" | 18 #include "cc/resources/transferable_resource.h" |
19 #include "cc/scheduler/begin_frame_source.h" | 19 #include "cc/scheduler/begin_frame_source.h" |
20 #include "cc/surfaces/surface_factory_client.h" | 20 #include "cc/surfaces/surface_factory_client.h" |
21 #include "cc/surfaces/surface_id.h" | |
22 #include "components/exo/compositor_frame_sink_holder.h" | |
23 #include "components/exo/exo_compositor_frame_sink.h" | |
21 #include "third_party/skia/include/core/SkRegion.h" | 24 #include "third_party/skia/include/core/SkRegion.h" |
22 #include "third_party/skia/include/core/SkXfermode.h" | 25 #include "third_party/skia/include/core/SkXfermode.h" |
23 #include "ui/aura/window.h" | 26 #include "ui/aura/window.h" |
24 #include "ui/aura/window_observer.h" | 27 #include "ui/aura/window_observer.h" |
25 #include "ui/gfx/geometry/rect.h" | 28 #include "ui/gfx/geometry/rect.h" |
26 | 29 |
27 namespace base { | 30 namespace base { |
28 namespace trace_event { | 31 namespace trace_event { |
29 class TracedValue; | 32 class TracedValue; |
30 } | 33 } |
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50 struct SurfaceProperty; | 53 struct SurfaceProperty; |
51 | 54 |
52 namespace subtle { | 55 namespace subtle { |
53 class PropertyHelper; | 56 class PropertyHelper; |
54 } | 57 } |
55 | 58 |
56 // The pointer class is currently the only cursor provider class but this can | 59 // The pointer class is currently the only cursor provider class but this can |
57 // change in the future when better hardware cursor support is added. | 60 // change in the future when better hardware cursor support is added. |
58 using CursorProvider = Pointer; | 61 using CursorProvider = Pointer; |
59 | 62 |
60 // This class owns the SurfaceFactory and keeps track of references to the | |
61 // contents of Buffers. It's keeped alive by references from | |
62 // release_callbacks_. It's destroyed when its owning Surface is destroyed and | |
63 // the last outstanding release callback is called. | |
64 class SurfaceFactoryOwner : public base::RefCounted<SurfaceFactoryOwner>, | |
65 public cc::SurfaceFactoryClient { | |
66 public: | |
67 SurfaceFactoryOwner(); | |
68 | |
69 // Overridden from cc::SurfaceFactoryClient: | |
70 void ReturnResources(const cc::ReturnedResourceArray& resources) override; | |
71 void WillDrawSurface(const cc::LocalFrameId& id, | |
72 const gfx::Rect& damage_rect) override; | |
73 void SetBeginFrameSource(cc::BeginFrameSource* begin_frame_source) override; | |
74 | |
75 private: | |
76 friend class base::RefCounted<SurfaceFactoryOwner>; | |
77 friend class Surface; | |
78 | |
79 ~SurfaceFactoryOwner() override; | |
80 | |
81 std::map<int, | |
82 std::pair<scoped_refptr<SurfaceFactoryOwner>, | |
83 std::unique_ptr<cc::SingleReleaseCallback>>> | |
84 release_callbacks_; | |
85 cc::FrameSinkId frame_sink_id_; | |
86 std::unique_ptr<cc::SurfaceIdAllocator> id_allocator_; | |
87 std::unique_ptr<cc::SurfaceFactory> surface_factory_; | |
88 Surface* surface_ = nullptr; | |
89 }; | |
90 | |
91 // This class represents a rectangular area that is displayed on the screen. | 63 // This class represents a rectangular area that is displayed on the screen. |
92 // It has a location, size and pixel contents. | 64 // It has a location, size and pixel contents. |
93 class Surface : public ui::ContextFactoryObserver, | 65 class Surface : public ui::ContextFactoryObserver, |
94 public aura::WindowObserver, | 66 public aura::WindowObserver, |
95 public cc::BeginFrameObserver { | 67 public cc::BeginFrameObserver { |
96 public: | 68 public: |
97 using PropertyDeallocator = void (*)(int64_t value); | 69 using PropertyDeallocator = void (*)(int64_t value); |
98 | 70 |
99 Surface(); | 71 Surface(); |
100 ~Surface() override; | 72 ~Surface() override; |
101 | 73 |
102 // Type-checking downcast routine. | 74 // Type-checking downcast routine. |
103 static Surface* AsSurface(const aura::Window* window); | 75 static Surface* AsSurface(const aura::Window* window); |
104 | 76 |
105 aura::Window* window() { return window_.get(); } | 77 aura::Window* window() { return window_.get(); } |
106 | 78 |
107 const cc::LocalFrameId& local_frame_id() const { return local_frame_id_; } | |
108 cc::SurfaceId GetSurfaceId() const; | 79 cc::SurfaceId GetSurfaceId() const; |
109 | 80 |
110 // Set a buffer as the content of this surface. A buffer can only be attached | 81 // Set a buffer as the content of this surface. A buffer can only be attached |
111 // to one surface at a time. | 82 // to one surface at a time. |
112 void Attach(Buffer* buffer); | 83 void Attach(Buffer* buffer); |
113 | 84 |
114 // Describe the regions where the pending buffer is different from the | 85 // Describe the regions where the pending buffer is different from the |
115 // current surface contents, and where the surface therefore needs to be | 86 // current surface contents, and where the surface therefore needs to be |
116 // repainted. | 87 // repainted. |
117 void Damage(const gfx::Rect& rect); | 88 void Damage(const gfx::Rect& rect); |
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343 // This is the size of the last committed contents. | 314 // This is the size of the last committed contents. |
344 gfx::Size content_size_; | 315 gfx::Size content_size_; |
345 | 316 |
346 // This is true when Attach() has been called and new contents should take | 317 // This is true when Attach() has been called and new contents should take |
347 // effect next time Commit() is called. | 318 // effect next time Commit() is called. |
348 bool has_pending_contents_ = false; | 319 bool has_pending_contents_ = false; |
349 | 320 |
350 // The buffer that will become the content of surface when Commit() is called. | 321 // The buffer that will become the content of surface when Commit() is called. |
351 BufferAttachment pending_buffer_; | 322 BufferAttachment pending_buffer_; |
352 | 323 |
324 const cc::FrameSinkId frame_sink_id_; | |
325 | |
353 cc::SurfaceManager* surface_manager_; | 326 cc::SurfaceManager* surface_manager_; |
Fady Samuel
2016/11/21 16:51:37
Do we still need this?
Alex Z.
2016/12/07 21:13:43
Done.
| |
354 | 327 |
355 scoped_refptr<SurfaceFactoryOwner> factory_owner_; | 328 scoped_refptr<CompositorFrameSinkHolder> compositor_frame_sink_holder_; |
356 | 329 |
357 // The Surface Id currently attached to the window. | 330 scoped_refptr<ExoCompositorFrameSink> compositor_frame_sink_; |
Fady Samuel
2016/11/21 16:51:37
exo::Surface shouldn't hold a reference to ExoComp
Alex Z.
2016/12/07 21:13:43
Done.
| |
331 | |
332 cc::SurfaceIdAllocator id_allocator_; | |
333 | |
358 cc::LocalFrameId local_frame_id_; | 334 cc::LocalFrameId local_frame_id_; |
359 | 335 |
360 // The next resource id the buffer will be attached to. | 336 // The next resource id the buffer will be attached to. |
361 int next_resource_id_ = 1; | 337 int next_resource_id_ = 1; |
362 | 338 |
363 // The damage region to schedule paint for when Commit() is called. | 339 // The damage region to schedule paint for when Commit() is called. |
364 SkRegion pending_damage_; | 340 SkRegion pending_damage_; |
365 | 341 |
366 // These lists contains the callbacks to notify the client when it is a good | 342 // These lists contains the callbacks to notify the client when it is a good |
367 // time to start producing a new frame. These callbacks move to | 343 // time to start producing a new frame. These callbacks move to |
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422 | 398 |
423 // Surface observer list. Surface does not own the observers. | 399 // Surface observer list. Surface does not own the observers. |
424 base::ObserverList<SurfaceObserver, true> observers_; | 400 base::ObserverList<SurfaceObserver, true> observers_; |
425 | 401 |
426 DISALLOW_COPY_AND_ASSIGN(Surface); | 402 DISALLOW_COPY_AND_ASSIGN(Surface); |
427 }; | 403 }; |
428 | 404 |
429 } // namespace exo | 405 } // namespace exo |
430 | 406 |
431 #endif // COMPONENTS_EXO_SURFACE_H_ | 407 #endif // COMPONENTS_EXO_SURFACE_H_ |
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