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