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   ~BrowserCompositorOutputSurface() override;
  29
  30   // cc::OutputSurface implementation.
  31   bool BindToClient(cc::OutputSurfaceClient* client) override;
  32
  33   // ui::CompositorOutputSurface::Observer implementation.
  34   void OnUpdateVSyncParameters(base::TimeTicks timebase,
  35                                base::TimeDelta interval) override;
  36
  37   void OnUpdateVSyncParametersFromGpu(base::TimeTicks tiembase,
  38                                       base::TimeDelta interval);
  39
  40   void SetReflector(ReflectorImpl* reflector);
  41
  42 #if defined(OS_MACOSX)
  43   virtual void OnSurfaceDisplayed() = 0;
  44 #endif
  45
  46  protected:
  47   // Constructor used by the accelerated implementation.
  48   BrowserCompositorOutputSurface(
  49       const scoped_refptr<ContextProviderCommandBuffer>& context,
  50       int surface_id,
  51       IDMap<BrowserCompositorOutputSurface>* output_surface_map,
  52       const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager);
  53
  54   // Constructor used by the software implementation.
  55   BrowserCompositorOutputSurface(
  56       scoped_ptr<cc::SoftwareOutputDevice> software_device,
  57       int surface_id,
  58       IDMap<BrowserCompositorOutputSurface>* output_surface_map,
  59       const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager);
  60
  61   int surface_id_;
  62   IDMap<BrowserCompositorOutputSurface>* output_surface_map_;
  63
  64   scoped_refptr<ui::CompositorVSyncManager> vsync_manager_;
  65   scoped_refptr<ReflectorImpl> reflector_;
  66
  67  private:
  68   void Initialize();
  69
  70   DISALLOW_COPY_AND_ASSIGN(BrowserCompositorOutputSurface);
  71 };
  72
  73 }  // namespace content
  74
  75 #endif  // CONTENT_BROWSER_COMPOSITOR_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_