All together now

content/browser/aura/reflector_impl.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 CONTENT_BROWSER_AURA_REFLECTOR_IMPL_H_
 #define CONTENT_BROWSER_AURA_REFLECTOR_IMPL_H_
 
 #include "base/id_map.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
+#include "content/browser/aura/browser_compositor_output_surface_capturer.h"
 #include "content/browser/aura/image_transport_factory.h"
 #include "ui/compositor/reflector.h"
 #include "ui/gfx/size.h"
 
 namespace base { class MessageLoopProxy; }
 
 namespace gfx { class Rect; }
 
 namespace ui {
 class Compositor;
 class Layer;
 }
 
 namespace content {
 
-class BrowserCompositorOutputSurface;
-
 // A reflector implementation that copies the framebuffer content
 // to the texture, then draw it onto the mirroring compositor.
 class ReflectorImpl : public ImageTransportFactoryObserver,
                       public base::SupportsWeakPtr<ReflectorImpl>,
-                      public ui::Reflector {
+                      public ui::Reflector,
+                      public BrowserCompositorOutputSurface::Observer {
  public:
   ReflectorImpl(
       ui::Compositor* mirrored_compositor,
       ui::Layer* mirroring_layer,
       IDMap<BrowserCompositorOutputSurface>* output_surface_map,
       int surface_id);
 
   ui::Compositor* mirrored_compositor() {
     return mirrored_compositor_;
   }
 
   void InitOnImplThread();
   void Shutdown();
   void ShutdownOnImplThread();
 
   // This must be called on ImplThread, or before the surface is passed to
   // ImplThread.
   void AttachToOutputSurface(BrowserCompositorOutputSurface* surface);
 
   // ui::Reflector implementation.
   virtual void OnMirroringCompositorResized() OVERRIDE;
 
   // ImageTransportFactoryObsever implementation.
   virtual void OnLostResources() OVERRIDE;
 
-  // Called when the output surface's size has changed.
-  // This must be called on ImplThread.
-  void OnReshape(gfx::Size size);
-
-  // Called in |BrowserCompositorOutputSurface::SwapBuffers| to copy
-  // the full screen image to the |texture_id_|. This must be called
-  // on ImplThread.
-  void OnSwapBuffers();
-
-  // Called in |BrowserCompositorOutputSurface::PostSubBuffer| copy
-  // the sub image given by |rect| to the texture.This must be called
-  // on ImplThread.
-  void OnPostSubBuffer(gfx::Rect rect);
+  // BrowserCompositorOutputSurface::Observer implementation.
+  virtual void OnReshape(const gfx::Size& size) OVERRIDE;
+  virtual void OnSwapBuffers() OVERRIDE;
+  virtual void OnPostSubBuffer(const gfx::Rect& rect) OVERRIDE;
+  virtual void OnDelete() OVERRIDE;
 
   // Create a shared texture that will be used to copy the content of
   // mirrored compositor to the mirroring compositor.  This must be
   // called before the reflector is attached to OutputSurface to avoid
   // race with ImplThread accessing |texture_id_|.
   void CreateSharedTexture();
 
-
  private:
   virtual ~ReflectorImpl();
 
   void UpdateTextureSizeOnMainThread(gfx::Size size);
 
   // Request full redraw on mirroring compositor.
   void FullRedrawOnMainThread(gfx::Size size);
 
   void UpdateSubBufferOnMainThread(gfx::Size size, gfx::Rect rect);
 
@@ skipping 24 matching lines @@
   ui::Layer* mirroring_layer_;
   scoped_refptr<ui::Texture> shared_texture_;
   scoped_refptr<base::MessageLoopProxy> impl_message_loop_;
   scoped_refptr<base::MessageLoopProxy> main_message_loop_;
   int surface_id_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_AURA_REFLECTOR_IMPL_H_