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/id_map.h"
   9 #include "base/threading/non_thread_safe.h"
  10 #include "cc/output/output_surface.h"
  11 #include "content/common/content_export.h"
  12 #include "ui/compositor/compositor_vsync_manager.h"
  13
  14 namespace cc {
  15 class SoftwareOutputDevice;
  16 }
  17
  18 namespace content {
  19 class ContextProviderCommandBuffer;
  20 class ReflectorImpl;
  21 class WebGraphicsContext3DCommandBufferImpl;
  22
  23 class CONTENT_EXPORT BrowserCompositorOutputSurface
  24     : public cc::OutputSurface,
  25       public ui::CompositorVSyncManager::Observer,
  26       public base::NonThreadSafe {
  27  public:
  28   virtual ~BrowserCompositorOutputSurface();
  29
  30   // cc::OutputSurface implementation.
  31   virtual bool BindToClient(cc::OutputSurfaceClient* client) OVERRIDE;
  32   virtual void Reshape(const gfx::Size& size, float scale_factor) OVERRIDE;
  33
  34   // ui::CompositorOutputSurface::Observer implementation.
  35   virtual void OnUpdateVSyncParameters(base::TimeTicks timebase,
  36                                        base::TimeDelta interval) OVERRIDE;
  37
  38   void OnUpdateVSyncParametersFromGpu(base::TimeTicks tiembase,
  39                                       base::TimeDelta interval);
  40
  41   void SetReflector(ReflectorImpl* reflector);
  42
  43  protected:
  44   // Constructor used by the accelerated implementation.
  45   BrowserCompositorOutputSurface(
  46       const scoped_refptr<ContextProviderCommandBuffer>& context,
  47       int surface_id,
  48       IDMap<BrowserCompositorOutputSurface>* output_surface_map,
  49       const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager);
  50
  51   // Constructor used by the software implementation.
  52   BrowserCompositorOutputSurface(
  53       scoped_ptr<cc::SoftwareOutputDevice> software_device,
  54       int surface_id,
  55       IDMap<BrowserCompositorOutputSurface>* output_surface_map,
  56       const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager);
  57
  58   int surface_id_;
  59   IDMap<BrowserCompositorOutputSurface>* output_surface_map_;
  60
  61   scoped_refptr<ui::CompositorVSyncManager> vsync_manager_;
  62   scoped_refptr<ReflectorImpl> reflector_;
  63
  64  private:
  65   void Initialize();
  66
  67   DISALLOW_COPY_AND_ASSIGN(BrowserCompositorOutputSurface);
  68 };
  69
  70 }  // namespace content
  71
  72 #endif  // CONTENT_BROWSER_COMPOSITOR_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_