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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 #include "mandoline/ui/aura/surface_binding.h" | 5 #include "mandoline/ui/aura/surface_binding.h" |
6 | 6 |
7 #include <map> | 7 #include <map> |
8 | 8 |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/lazy_instance.h" | 10 #include "base/lazy_instance.h" |
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35 | 35 |
36 // State needed per ViewManager. Provides the real implementation of | 36 // State needed per ViewManager. Provides the real implementation of |
37 // CreateOutputSurface. SurfaceBinding obtains a pointer to the | 37 // CreateOutputSurface. SurfaceBinding obtains a pointer to the |
38 // PerConnectionState appropriate for the ViewManager. PerConnectionState is | 38 // PerConnectionState appropriate for the ViewManager. PerConnectionState is |
39 // stored in a thread local map. When no more refereces to a PerConnectionState | 39 // stored in a thread local map. When no more refereces to a PerConnectionState |
40 // remain the PerConnectionState is deleted and the underlying map cleaned up. | 40 // remain the PerConnectionState is deleted and the underlying map cleaned up. |
41 class SurfaceBinding::PerConnectionState | 41 class SurfaceBinding::PerConnectionState |
42 : public base::RefCounted<PerConnectionState> { | 42 : public base::RefCounted<PerConnectionState> { |
43 public: | 43 public: |
44 static PerConnectionState* Get(mojo::Shell* shell, | 44 static PerConnectionState* Get(mojo::Shell* shell, |
45 mus::ViewTreeConnection* connection); | 45 mojo::ViewTreeConnection* connection); |
46 | 46 |
47 scoped_ptr<cc::OutputSurface> CreateOutputSurface(mus::View* view); | 47 scoped_ptr<cc::OutputSurface> CreateOutputSurface(mojo::View* view); |
48 | 48 |
49 private: | 49 private: |
50 typedef std::map<mus::ViewTreeConnection*, PerConnectionState*> | 50 typedef std::map<mojo::ViewTreeConnection*, |
51 ConnectionToStateMap; | 51 PerConnectionState*> ConnectionToStateMap; |
52 | 52 |
53 friend class base::RefCounted<PerConnectionState>; | 53 friend class base::RefCounted<PerConnectionState>; |
54 | 54 |
55 PerConnectionState(mojo::Shell* shell, mus::ViewTreeConnection* connection); | 55 PerConnectionState(mojo::Shell* shell, mojo::ViewTreeConnection* connection); |
56 ~PerConnectionState(); | 56 ~PerConnectionState(); |
57 | 57 |
58 void Init(); | 58 void Init(); |
59 | 59 |
60 static base::LazyInstance< | 60 static base::LazyInstance< |
61 base::ThreadLocalPointer<ConnectionToStateMap>>::Leaky view_states; | 61 base::ThreadLocalPointer<ConnectionToStateMap>>::Leaky view_states; |
62 | 62 |
63 mojo::Shell* shell_; | 63 mojo::Shell* shell_; |
64 mus::ViewTreeConnection* connection_; | 64 mojo::ViewTreeConnection* connection_; |
65 | 65 |
66 // Set of state needed to create an OutputSurface. | 66 // Set of state needed to create an OutputSurface. |
67 mojo::GpuPtr gpu_; | 67 mojo::GpuPtr gpu_; |
68 | 68 |
69 DISALLOW_COPY_AND_ASSIGN(PerConnectionState); | 69 DISALLOW_COPY_AND_ASSIGN(PerConnectionState); |
70 }; | 70 }; |
71 | 71 |
72 // static | 72 // static |
73 base::LazyInstance<base::ThreadLocalPointer< | 73 base::LazyInstance<base::ThreadLocalPointer< |
74 SurfaceBinding::PerConnectionState::ConnectionToStateMap>>::Leaky | 74 SurfaceBinding::PerConnectionState::ConnectionToStateMap>>::Leaky |
75 SurfaceBinding::PerConnectionState::view_states; | 75 SurfaceBinding::PerConnectionState::view_states; |
76 | 76 |
77 // static | 77 // static |
78 SurfaceBinding::PerConnectionState* SurfaceBinding::PerConnectionState::Get( | 78 SurfaceBinding::PerConnectionState* SurfaceBinding::PerConnectionState::Get( |
79 mojo::Shell* shell, | 79 mojo::Shell* shell, |
80 mus::ViewTreeConnection* connection) { | 80 mojo::ViewTreeConnection* connection) { |
81 ConnectionToStateMap* view_map = view_states.Pointer()->Get(); | 81 ConnectionToStateMap* view_map = view_states.Pointer()->Get(); |
82 if (!view_map) { | 82 if (!view_map) { |
83 view_map = new ConnectionToStateMap; | 83 view_map = new ConnectionToStateMap; |
84 view_states.Pointer()->Set(view_map); | 84 view_states.Pointer()->Set(view_map); |
85 } | 85 } |
86 if (!(*view_map)[connection]) { | 86 if (!(*view_map)[connection]) { |
87 (*view_map)[connection] = new PerConnectionState(shell, connection); | 87 (*view_map)[connection] = new PerConnectionState(shell, connection); |
88 (*view_map)[connection]->Init(); | 88 (*view_map)[connection]->Init(); |
89 } | 89 } |
90 return (*view_map)[connection]; | 90 return (*view_map)[connection]; |
91 } | 91 } |
92 | 92 |
93 scoped_ptr<cc::OutputSurface> | 93 scoped_ptr<cc::OutputSurface> |
94 SurfaceBinding::PerConnectionState::CreateOutputSurface(mus::View* view) { | 94 SurfaceBinding::PerConnectionState::CreateOutputSurface(mojo::View* view) { |
95 // TODO(sky): figure out lifetime here. Do I need to worry about the return | 95 // TODO(sky): figure out lifetime here. Do I need to worry about the return |
96 // value outliving this? | 96 // value outliving this? |
97 mojo::CommandBufferPtr cb; | 97 mojo::CommandBufferPtr cb; |
98 gpu_->CreateOffscreenGLES2Context(GetProxy(&cb)); | 98 gpu_->CreateOffscreenGLES2Context(GetProxy(&cb)); |
99 | 99 |
100 scoped_refptr<cc::ContextProvider> context_provider( | 100 scoped_refptr<cc::ContextProvider> context_provider( |
101 new mojo::ContextProviderMojo(cb.PassInterface().PassHandle())); | 101 new mojo::ContextProviderMojo(cb.PassInterface().PassHandle())); |
102 return make_scoped_ptr( | 102 return make_scoped_ptr( |
103 new mojo::OutputSurfaceMojo(context_provider, view->RequestSurface())); | 103 new mojo::OutputSurfaceMojo(context_provider, view->RequestSurface())); |
104 } | 104 } |
105 | 105 |
106 SurfaceBinding::PerConnectionState::PerConnectionState( | 106 SurfaceBinding::PerConnectionState::PerConnectionState( |
107 mojo::Shell* shell, | 107 mojo::Shell* shell, |
108 mus::ViewTreeConnection* connection) | 108 mojo::ViewTreeConnection* connection) |
109 : shell_(shell) {} | 109 : shell_(shell) { |
| 110 } |
110 | 111 |
111 SurfaceBinding::PerConnectionState::~PerConnectionState() { | 112 SurfaceBinding::PerConnectionState::~PerConnectionState() { |
112 ConnectionToStateMap* view_map = view_states.Pointer()->Get(); | 113 ConnectionToStateMap* view_map = view_states.Pointer()->Get(); |
113 DCHECK(view_map); | 114 DCHECK(view_map); |
114 DCHECK_EQ(this, (*view_map)[connection_]); | 115 DCHECK_EQ(this, (*view_map)[connection_]); |
115 view_map->erase(connection_); | 116 view_map->erase(connection_); |
116 if (view_map->empty()) { | 117 if (view_map->empty()) { |
117 delete view_map; | 118 delete view_map; |
118 view_states.Pointer()->Set(nullptr); | 119 view_states.Pointer()->Set(nullptr); |
119 } | 120 } |
120 } | 121 } |
121 | 122 |
122 void SurfaceBinding::PerConnectionState::Init() { | 123 void SurfaceBinding::PerConnectionState::Init() { |
123 mojo::ServiceProviderPtr service_provider; | 124 mojo::ServiceProviderPtr service_provider; |
124 mojo::URLRequestPtr request(mojo::URLRequest::New()); | 125 mojo::URLRequestPtr request(mojo::URLRequest::New()); |
125 request->url = mojo::String::From("mojo:mus"); | 126 request->url = mojo::String::From("mojo:mus"); |
126 shell_->ConnectToApplication(request.Pass(), GetProxy(&service_provider), | 127 shell_->ConnectToApplication(request.Pass(), GetProxy(&service_provider), |
127 nullptr, nullptr, | 128 nullptr, nullptr, |
128 base::Bind(&OnGotContentHandlerID)); | 129 base::Bind(&OnGotContentHandlerID)); |
129 ConnectToService(service_provider.get(), &gpu_); | 130 ConnectToService(service_provider.get(), &gpu_); |
130 } | 131 } |
131 | 132 |
132 // SurfaceBinding -------------------------------------------------------------- | 133 // SurfaceBinding -------------------------------------------------------------- |
133 | 134 |
134 SurfaceBinding::SurfaceBinding(mojo::Shell* shell, mus::View* view) | 135 SurfaceBinding::SurfaceBinding(mojo::Shell* shell, mojo::View* view) |
135 : view_(view), state_(PerConnectionState::Get(shell, view->connection())) {} | 136 : view_(view), |
| 137 state_(PerConnectionState::Get(shell, view->connection())) { |
| 138 } |
136 | 139 |
137 SurfaceBinding::~SurfaceBinding() { | 140 SurfaceBinding::~SurfaceBinding() { |
138 } | 141 } |
139 | 142 |
140 scoped_ptr<cc::OutputSurface> SurfaceBinding::CreateOutputSurface() { | 143 scoped_ptr<cc::OutputSurface> SurfaceBinding::CreateOutputSurface() { |
141 return state_->CreateOutputSurface(view_); | 144 return state_->CreateOutputSurface(view_); |
142 } | 145 } |
143 | 146 |
144 } // namespace mandoline | 147 } // namespace mandoline |
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