content/browser/compositor/browser_compositor_output_surface.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_COMPOSITOR_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_
   6 #define CONTENT_BROWSER_COMPOSITOR_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_
   7
   8 #include "base/threading/non_thread_safe.h"
   9 #include "cc/output/output_surface.h"
  10 #include "content/common/content_export.h"
  11 #include "ui/compositor/compositor_vsync_manager.h"
  12
  13 namespace cc {
  14 class SoftwareOutputDevice;
  15 }
  16
  17 namespace content {
  18 class ContextProviderCommandBuffer;
  19 class ReflectorImpl;
  20 class WebGraphicsContext3DCommandBufferImpl;
  21
  22 class CONTENT_EXPORT BrowserCompositorOutputSurface
  23     : public cc::OutputSurface,
  24       public ui::CompositorVSyncManager::Observer {
  25  public:
  26   ~BrowserCompositorOutputSurface() override;
  27
  28   // cc::OutputSurface implementation.
  29   bool BindToClient(cc::OutputSurfaceClient* client) override;
  30
  31   // ui::CompositorOutputSurface::Observer implementation.
  32   void OnUpdateVSyncParameters(base::TimeTicks timebase,
  33                                base::TimeDelta interval) override;
  34
  35   void OnUpdateVSyncParametersFromGpu(base::TimeTicks tiembase,
  36                                       base::TimeDelta interval);
  37
  38   void SetReflector(ReflectorImpl* reflector);
  39
  40 #if defined(OS_MACOSX)
  41   virtual void OnSurfaceDisplayed() = 0;
  42   virtual void OnSurfaceRecycled() = 0;
  43   virtual bool ShouldNotShowFramesAfterRecycle() const = 0;
  44 #endif
  45
  46  protected:
  47   // Constructor used by the accelerated implementation.
  48   BrowserCompositorOutputSurface(
  49       const scoped_refptr<cc::ContextProvider>& context,
  50       const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager);
  51
  52   // Constructor used by the software implementation.
  53   BrowserCompositorOutputSurface(
  54       scoped_ptr<cc::SoftwareOutputDevice> software_device,
  55       const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager);
  56
  57   scoped_refptr<ui::CompositorVSyncManager> vsync_manager_;
  58   ReflectorImpl* reflector_;
  59
  60  private:
  61   void Initialize();
  62
  63   DISALLOW_COPY_AND_ASSIGN(BrowserCompositorOutputSurface);
  64 };
  65
  66 }  // namespace content
  67
  68 #endif  // CONTENT_BROWSER_COMPOSITOR_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_