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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" | 
| (...skipping 24 matching lines...) Expand all  Loading... | 
| 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                                  mojo::ViewTreeConnection* connection); | 45                                  mus::ViewTreeConnection* connection); | 
| 46 | 46 | 
| 47   scoped_ptr<cc::OutputSurface> CreateOutputSurface(mojo::View* view); | 47   scoped_ptr<cc::OutputSurface> CreateOutputSurface(mus::View* view); | 
| 48 | 48 | 
| 49  private: | 49  private: | 
| 50   typedef std::map<mojo::ViewTreeConnection*, | 50   typedef std::map<mus::ViewTreeConnection*, PerConnectionState*> | 
| 51                    PerConnectionState*> ConnectionToStateMap; | 51       ConnectionToStateMap; | 
| 52 | 52 | 
| 53   friend class base::RefCounted<PerConnectionState>; | 53   friend class base::RefCounted<PerConnectionState>; | 
| 54 | 54 | 
| 55   PerConnectionState(mojo::Shell* shell, mojo::ViewTreeConnection* connection); | 55   PerConnectionState(mojo::Shell* shell, mus::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   mojo::ViewTreeConnection* connection_; | 64   mus::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     mojo::ViewTreeConnection* connection) { | 80     mus::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(mojo::View* view) { | 94 SurfaceBinding::PerConnectionState::CreateOutputSurface(mus::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     mojo::ViewTreeConnection* connection) | 108     mus::ViewTreeConnection* connection) | 
| 109     : shell_(shell) { | 109     : shell_(shell) {} | 
| 110 } |  | 
| 111 | 110 | 
| 112 SurfaceBinding::PerConnectionState::~PerConnectionState() { | 111 SurfaceBinding::PerConnectionState::~PerConnectionState() { | 
| 113   ConnectionToStateMap* view_map = view_states.Pointer()->Get(); | 112   ConnectionToStateMap* view_map = view_states.Pointer()->Get(); | 
| 114   DCHECK(view_map); | 113   DCHECK(view_map); | 
| 115   DCHECK_EQ(this, (*view_map)[connection_]); | 114   DCHECK_EQ(this, (*view_map)[connection_]); | 
| 116   view_map->erase(connection_); | 115   view_map->erase(connection_); | 
| 117   if (view_map->empty()) { | 116   if (view_map->empty()) { | 
| 118     delete view_map; | 117     delete view_map; | 
| 119     view_states.Pointer()->Set(nullptr); | 118     view_states.Pointer()->Set(nullptr); | 
| 120   } | 119   } | 
| 121 } | 120 } | 
| 122 | 121 | 
| 123 void SurfaceBinding::PerConnectionState::Init() { | 122 void SurfaceBinding::PerConnectionState::Init() { | 
| 124   mojo::ServiceProviderPtr service_provider; | 123   mojo::ServiceProviderPtr service_provider; | 
| 125   mojo::URLRequestPtr request(mojo::URLRequest::New()); | 124   mojo::URLRequestPtr request(mojo::URLRequest::New()); | 
| 126   request->url = mojo::String::From("mojo:mus"); | 125   request->url = mojo::String::From("mojo:mus"); | 
| 127   shell_->ConnectToApplication(request.Pass(), GetProxy(&service_provider), | 126   shell_->ConnectToApplication(request.Pass(), GetProxy(&service_provider), | 
| 128                                nullptr, nullptr, | 127                                nullptr, nullptr, | 
| 129                                base::Bind(&OnGotContentHandlerID)); | 128                                base::Bind(&OnGotContentHandlerID)); | 
| 130   ConnectToService(service_provider.get(), &gpu_); | 129   ConnectToService(service_provider.get(), &gpu_); | 
| 131 } | 130 } | 
| 132 | 131 | 
| 133 // SurfaceBinding -------------------------------------------------------------- | 132 // SurfaceBinding -------------------------------------------------------------- | 
| 134 | 133 | 
| 135 SurfaceBinding::SurfaceBinding(mojo::Shell* shell, mojo::View* view) | 134 SurfaceBinding::SurfaceBinding(mojo::Shell* shell, mus::View* view) | 
| 136     : view_(view), | 135     : view_(view), state_(PerConnectionState::Get(shell, view->connection())) {} | 
| 137       state_(PerConnectionState::Get(shell, view->connection())) { |  | 
| 138 } |  | 
| 139 | 136 | 
| 140 SurfaceBinding::~SurfaceBinding() { | 137 SurfaceBinding::~SurfaceBinding() { | 
| 141 } | 138 } | 
| 142 | 139 | 
| 143 scoped_ptr<cc::OutputSurface> SurfaceBinding::CreateOutputSurface() { | 140 scoped_ptr<cc::OutputSurface> SurfaceBinding::CreateOutputSurface() { | 
| 144   return state_->CreateOutputSurface(view_); | 141   return state_->CreateOutputSurface(view_); | 
| 145 } | 142 } | 
| 146 | 143 | 
| 147 }  // namespace mandoline | 144 }  // namespace mandoline | 
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