ContextProvider in OutputSurface

webkit/common/gpu/context_provider_in_process.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_IN_PROCESS_H_
 #define WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_IN_PROCESS_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "base/threading/thread_checker.h"
 #include "cc/output/context_provider.h"
+#include "webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
 #include "webkit/common/gpu/webkit_gpu_export.h"
 
 namespace WebKit {
 class WebGraphicsContext3D;
+struct WebGraphicsMemoryAllocation;
 }
 
 namespace webkit {
 namespace gpu {
 class GrContextForWebGraphicsContext3D;
-class WebGraphicsContext3DInProcessCommandBufferImpl;
 
 class WEBKIT_GPU_EXPORT ContextProviderInProcess
     : NON_EXPORTED_BASE(public cc::ContextProvider) {
  public:
   typedef base::Callback<
       scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl>(void)>
       CreateCallback;
 
   static scoped_refptr<ContextProviderInProcess> Create(
       const CreateCallback& create_callback);
 
   // Calls Create() with a default factory method for creating an offscreen
   // context.
   static scoped_refptr<ContextProviderInProcess> CreateOffscreen();
 
   virtual bool BindToCurrentThread() OVERRIDE;
-  virtual WebKit::WebGraphicsContext3D* Context3d() OVERRIDE;
+  virtual webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl*
+      Context3d() OVERRIDE;
   virtual class GrContext* GrContext() OVERRIDE;
   virtual void VerifyContexts() OVERRIDE;
   virtual bool DestroyedOnMainThread() OVERRIDE;
   virtual void SetLostContextCallback(
       const LostContextCallback& lost_context_callback) OVERRIDE;
+  virtual void SetSwapBuffersCompleteCallback(
+      const SwapBuffersCompleteCallback& swap_buffers_complete_callback)
+      OVERRIDE;
+  virtual void SetMemoryPolicyChangedCallback(
+      const MemoryPolicyChangedCallback& memory_policy_changed_callback)
+      OVERRIDE;
 
  protected:
   ContextProviderInProcess();
   virtual ~ContextProviderInProcess();
 
   bool InitializeOnMainThread(
       const CreateCallback& create_callback);
 
   void OnLostContext();
-  void OnMemoryAllocationChanged(bool nonzero_allocation);
+  void OnSwapBuffersComplete();
+  void OnMemoryAllocationChanged(
+      const WebKit::WebGraphicsMemoryAllocation& allocation);
 
  private:
   base::ThreadChecker main_thread_checker_;
   base::ThreadChecker context_thread_checker_;
 
-  scoped_ptr<WebKit::WebGraphicsContext3D> context3d_;
+  scoped_ptr<webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl>
+      context3d_;
   scoped_ptr<webkit::gpu::GrContextForWebGraphicsContext3D> gr_context_;
 
   LostContextCallback lost_context_callback_;
+  SwapBuffersCompleteCallback swap_buffers_complete_callback_;
+  MemoryPolicyChangedCallback memory_policy_changed_callback_;
 
   base::Lock destroyed_lock_;
   bool destroyed_;
 
   class LostContextCallbackProxy;
   scoped_ptr<LostContextCallbackProxy> lost_context_callback_proxy_;
 
+  class SwapBuffersCompleteCallbackProxy;
+  scoped_ptr<SwapBuffersCompleteCallbackProxy>
+      swap_buffers_complete_callback_proxy_;
+
   class MemoryAllocationCallbackProxy;
   scoped_ptr<MemoryAllocationCallbackProxy> memory_allocation_callback_proxy_;
 };
 
 }  // namespace gpu
 }  // namespace webkit
 
 #endif  // WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_IN_PROCESS_H_