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| 1 // Copyright 2016 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_BROWSER_ANDROID_SYNCHRONOUS_COMPOSITOR_OBSERVER_H_ | |
| 6 #define CONTENT_BROWSER_ANDROID_SYNCHRONOUS_COMPOSITOR_OBSERVER_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/macros.h" | |
| 11 #include "base/synchronization/lock.h" | |
| 12 #include "content/public/browser/android/synchronous_compositor.h" | |
| 13 #include "content/public/browser/browser_message_filter.h" | |
| 14 #include "ui/android/window_android_observer.h" | |
| 15 | |
| 16 namespace ui { | |
| 17 class WindowAndroid; | |
| 18 } | |
| 19 | |
| 20 namespace content { | |
| 21 | |
| 22 class RenderProcessHost; | |
| 23 class SynchronousCompositorHost; | |
| 24 | |
| 25 // TODO(boliu): Rename this to SynchronousCompositorFilter. | |
| 26 class SynchronousCompositorObserver : public ui::WindowAndroidObserver, | |
| 27 public BrowserMessageFilter { | |
| 28 public: | |
| 29 explicit SynchronousCompositorObserver(int process_id); | |
| 30 | |
| 31 // WindowAndroidObserver overrides. | |
| 32 void OnCompositingDidCommit() override; | |
| 33 void OnRootWindowVisibilityChanged(bool visible) override; | |
| 34 void OnAttachCompositor() override; | |
| 35 void OnDetachCompositor() override; | |
| 36 void OnVSync(base::TimeTicks frame_time, | |
| 37 base::TimeDelta vsync_period) override; | |
| 38 void OnActivityStopped() override; | |
| 39 void OnActivityStarted() override; | |
| 40 | |
| 41 // BrowserMessageFilter overrides. | |
| 42 bool OnMessageReceived(const IPC::Message& message) override; | |
| 43 | |
| 44 void SyncStateAfterVSync(ui::WindowAndroid* window_android, | |
| 45 SynchronousCompositorHost* compositor_host); | |
| 46 void SetFrameFuture( | |
| 47 int routing_id, | |
| 48 scoped_refptr<SynchronousCompositor::FrameFuture> frame_future); | |
| 49 | |
| 50 private: | |
| 51 ~SynchronousCompositorObserver() override; | |
| 52 | |
| 53 bool ReceiveFrame(const IPC::Message& message); | |
| 54 | |
| 55 RenderProcessHost* const render_process_host_; | |
| 56 | |
| 57 // For synchronizing renderer state after a vsync. | |
| 58 ui::WindowAndroid* window_android_in_vsync_; | |
| 59 std::vector<SynchronousCompositorHost*> | |
| 60 compositor_host_pending_renderer_state_; | |
| 61 | |
| 62 base::Lock future_map_lock_; // Protects |future_map_|. | |
| 63 using FrameFutureMap = | |
| 64 std::map<int, scoped_refptr<SynchronousCompositor::FrameFuture>>; | |
| 65 FrameFutureMap future_map_; | |
| 66 | |
| 67 DISALLOW_COPY_AND_ASSIGN(SynchronousCompositorObserver); | |
| 68 }; | |
| 69 | |
| 70 } // namespace content | |
| 71 | |
| 72 #endif // CONTENT_BROWSER_ANDROID_SYNCHRONOUS_COMPOSITOR_OBSERVER_H_ | |
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