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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 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 | 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 #include "base/lazy_instance.h" | 5 #include "base/lazy_instance.h" |
6 #include "cc/surfaces/surface_manager.h" | 6 #include "cc/surfaces/surface_manager.h" |
7 #include "content/browser/compositor/surface_utils.h" | 7 #include "content/browser/compositor/surface_utils.h" |
8 #include "content/browser/renderer_host/offscreen_canvas_surface_manager.h" | 8 #include "content/browser/renderer_host/offscreen_canvas_surface_manager.h" |
9 | 9 |
10 namespace content { | 10 namespace content { |
11 | 11 |
12 namespace { | 12 namespace { |
13 base::LazyInstance<OffscreenCanvasSurfaceManager>::Leaky g_manager = | 13 base::LazyInstance<OffscreenCanvasSurfaceManager>::Leaky g_manager = |
14 LAZY_INSTANCE_INITIALIZER; | 14 LAZY_INSTANCE_INITIALIZER; |
15 } | 15 } |
16 | 16 |
17 OffscreenCanvasSurfaceManager::OffscreenCanvasSurfaceManager() { | 17 OffscreenCanvasSurfaceManager::OffscreenCanvasSurfaceManager() { |
18 GetSurfaceManager()->AddObserver(this); | 18 GetSurfaceManager()->AddObserver(this); |
19 } | 19 } |
20 | 20 |
21 OffscreenCanvasSurfaceManager::~OffscreenCanvasSurfaceManager() { | 21 OffscreenCanvasSurfaceManager::~OffscreenCanvasSurfaceManager() { |
22 registered_surface_instances_.clear(); | 22 registered_surface_instances_.clear(); |
23 GetSurfaceManager()->RemoveObserver(this); | 23 GetSurfaceManager()->RemoveObserver(this); |
24 } | 24 } |
25 | 25 |
26 OffscreenCanvasSurfaceManager* OffscreenCanvasSurfaceManager::GetInstance() { | 26 OffscreenCanvasSurfaceManager* OffscreenCanvasSurfaceManager::GetInstance() { |
27 return g_manager.Pointer(); | 27 return g_manager.Pointer(); |
28 } | 28 } |
29 | 29 |
| 30 void OffscreenCanvasSurfaceManager::OnSurfaceCreated( |
| 31 const cc::SurfaceId& surface_id, |
| 32 const gfx::Size& frame_size, |
| 33 float device_scale_factor) { |
| 34 auto surface_iter = |
| 35 registered_surface_instances_.find(surface_id.frame_sink_id()); |
| 36 if (surface_iter == registered_surface_instances_.end()) |
| 37 return; |
| 38 OffscreenCanvasSurfaceImpl* surfaceImpl = surface_iter->second; |
| 39 surfaceImpl->OnSurfaceCreated(surface_id, frame_size, device_scale_factor); |
| 40 } |
| 41 |
30 void OffscreenCanvasSurfaceManager::RegisterOffscreenCanvasSurfaceInstance( | 42 void OffscreenCanvasSurfaceManager::RegisterOffscreenCanvasSurfaceInstance( |
31 cc::FrameSinkId frame_sink_id, | 43 cc::FrameSinkId frame_sink_id, |
32 OffscreenCanvasSurfaceImpl* surface_instance) { | 44 OffscreenCanvasSurfaceImpl* surface_instance) { |
33 DCHECK(surface_instance); | 45 DCHECK(surface_instance); |
34 DCHECK_EQ(registered_surface_instances_.count(frame_sink_id), 0u); | 46 DCHECK_EQ(registered_surface_instances_.count(frame_sink_id), 0u); |
35 registered_surface_instances_[frame_sink_id] = surface_instance; | 47 registered_surface_instances_[frame_sink_id] = surface_instance; |
36 } | 48 } |
37 | 49 |
38 void OffscreenCanvasSurfaceManager::UnregisterOffscreenCanvasSurfaceInstance( | 50 void OffscreenCanvasSurfaceManager::UnregisterOffscreenCanvasSurfaceInstance( |
39 cc::FrameSinkId frame_sink_id) { | 51 cc::FrameSinkId frame_sink_id) { |
40 DCHECK_EQ(registered_surface_instances_.count(frame_sink_id), 1u); | 52 DCHECK_EQ(registered_surface_instances_.count(frame_sink_id), 1u); |
41 registered_surface_instances_.erase(frame_sink_id); | 53 registered_surface_instances_.erase(frame_sink_id); |
42 } | 54 } |
43 | 55 |
44 OffscreenCanvasSurfaceImpl* OffscreenCanvasSurfaceManager::GetSurfaceInstance( | 56 OffscreenCanvasSurfaceImpl* OffscreenCanvasSurfaceManager::GetSurfaceInstance( |
45 cc::FrameSinkId frame_sink_id) { | 57 cc::FrameSinkId frame_sink_id) { |
46 auto search = registered_surface_instances_.find(frame_sink_id); | 58 auto search = registered_surface_instances_.find(frame_sink_id); |
47 if (search != registered_surface_instances_.end()) { | 59 if (search != registered_surface_instances_.end()) { |
48 return search->second; | 60 return search->second; |
49 } | 61 } |
50 return nullptr; | 62 return nullptr; |
51 } | 63 } |
52 | 64 |
53 } // namespace content | 65 } // namespace content |
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