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
  20 // This class is maps a compositor OutputSurface to the surface system's Display
  21 // concept, allowing a compositor client to submit frames for a native root
  22 // window or physical display.
  23 class SurfaceDisplayOutputSurface : public cc::OutputSurface,
  24                                     public cc::SurfaceFactoryClient {
  25  public:
  26   // The underlying cc::Display and cc::SurfaceManager must outlive this class.
  27   SurfaceDisplayOutputSurface(
  28       cc::SurfaceManager* surface_manager,
  29       uint32_t surface_id_namespace,
  30       const scoped_refptr<cc::ContextProvider>& context_provider);
  31   virtual ~SurfaceDisplayOutputSurface();
  32
  33   void set_display(cc::Display* display) { display_ = display; }
  34   cc::SurfaceFactory* factory() { return &factory_; }
  35
  36   // cc::OutputSurface implementation.
  37   virtual void SwapBuffers(cc::CompositorFrame* frame) OVERRIDE;
  38
  39   // cc::SurfaceFactoryClient implementation.
  40   virtual void ReturnResources(
  41       const cc::ReturnedResourceArray& resources) OVERRIDE;
  42
  43  private:
  44   void SwapBuffersComplete();
  45
  46   cc::Display* display_;
  47   cc::SurfaceManager* surface_manager_;
  48   cc::SurfaceFactory factory_;
  49   gfx::Size display_size_;
  50   cc::SurfaceId surface_id_;
  51   cc::SurfaceIdAllocator allocator_;
  52
  53   DISALLOW_COPY_AND_ASSIGN(SurfaceDisplayOutputSurface);
  54 };
  55
  56 }  // namespace content
  57
  58 #endif  // CONTENT_BROWSER_COMPOSITOR_SURFACE_DISPLAY_OUTPUT_SURFACE_H_