src/content/browser/compositor/surface_display_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_SURFACE_DISPLAY_OUTPUT_SURFACE_H_
   6 #define CONTENT_BROWSER_COMPOSITOR_SURFACE_DISPLAY_OUTPUT_SURFACE_H_
   7
   8 #include "cc/output/output_surface.h"
   9 #include "cc/surfaces/surface_factory.h"
  10 #include "cc/surfaces/surface_factory_client.h"
  11 #include "cc/surfaces/surface_id_allocator.h"
  12
  13 namespace cc {
  14 class Display;
  15 class SurfaceManager;
  16 }
  17
  18 namespace content {
  19 class OnscreenDisplayClient;
  20
  21 // This class is maps a compositor OutputSurface to the surface system's Display
  22 // concept, allowing a compositor client to submit frames for a native root
  23 // window or physical display.
  24 class SurfaceDisplayOutputSurface : public cc::OutputSurface,
  25                                     public cc::SurfaceFactoryClient {
  26  public:
  27   // The underlying cc::Display and cc::SurfaceManager must outlive this class.
  28   SurfaceDisplayOutputSurface(
  29       cc::SurfaceManager* surface_manager,
  30       cc::SurfaceIdAllocator* allocator,
  31       const scoped_refptr<cc::ContextProvider>& context_provider);
  32   ~SurfaceDisplayOutputSurface() override;
  33
  34   void set_display_client(OnscreenDisplayClient* display_client) {
  35     display_client_ = display_client;
  36   }
  37   cc::SurfaceFactory* factory() { return &factory_; }
  38   void ReceivedVSyncParameters(base::TimeTicks timebase,
  39                                base::TimeDelta interval);
  40
  41   // cc::OutputSurface implementation.
  42   void SwapBuffers(cc::CompositorFrame* frame) override;
  43   bool BindToClient(cc::OutputSurfaceClient* client) override;
  44
  45   // cc::SurfaceFactoryClient implementation.
  46   void ReturnResources(const cc::ReturnedResourceArray& resources) override;
  47
  48  private:
  49   void SwapBuffersComplete();
  50
  51   OnscreenDisplayClient* display_client_;
  52   cc::SurfaceManager* surface_manager_;
  53   cc::SurfaceFactory factory_;
  54   gfx::Size display_size_;
  55   cc::SurfaceId surface_id_;
  56   cc::SurfaceIdAllocator* allocator_;
  57
  58   DISALLOW_COPY_AND_ASSIGN(SurfaceDisplayOutputSurface);
  59 };
  60
  61 }  // namespace content
  62
  63 #endif  // CONTENT_BROWSER_COMPOSITOR_SURFACE_DISPLAY_OUTPUT_SURFACE_H_