cc/output/delegating_renderer.h

   1 // Copyright 2012 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_OUTPUT_DELEGATING_RENDERER_H_
   6 #define CC_OUTPUT_DELEGATING_RENDERER_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "cc/base/cc_export.h"
  10 #include "cc/output/compositor_frame.h"
  11 #include "cc/output/renderer.h"
  12
  13 namespace cc {
  14
  15 class OutputSurface;
  16 class ResourceProvider;
  17
  18 class CC_EXPORT DelegatingRenderer : public Renderer {
  19  public:
  20   static scoped_ptr<DelegatingRenderer> Create(
  21       RendererClient* client,
  22       const LayerTreeSettings* settings,
  23       OutputSurface* output_surface,
  24       ResourceProvider* resource_provider);
  25   virtual ~DelegatingRenderer();
  26
  27   virtual const RendererCapabilitiesImpl& Capabilities() const OVERRIDE;
  28
  29   virtual void DrawFrame(RenderPassList* render_passes_in_draw_order,
  30                          float device_scale_factor,
  31                          const gfx::Rect& device_viewport_rect,
  32                          const gfx::Rect& device_clip_rect,
  33                          bool disable_picture_quad_image_filtering) OVERRIDE;
  34
  35   virtual void Finish() OVERRIDE {}
  36
  37   virtual void SwapBuffers(const CompositorFrameMetadata& metadata) OVERRIDE;
  38   virtual void ReceiveSwapBuffersAck(const CompositorFrameAck&) OVERRIDE;
  39
  40   virtual bool IsContextLost() OVERRIDE;
  41
  42   virtual void SendManagedMemoryStats(size_t bytes_visible,
  43                                       size_t bytes_visible_and_nearby,
  44                                       size_t bytes_allocated) OVERRIDE;
  45
  46  private:
  47   DelegatingRenderer(RendererClient* client,
  48                      const LayerTreeSettings* settings,
  49                      OutputSurface* output_surface,
  50                      ResourceProvider* resource_provider);
  51
  52   virtual void DidChangeVisibility() OVERRIDE;
  53
  54   OutputSurface* output_surface_;
  55   ResourceProvider* resource_provider_;
  56   RendererCapabilitiesImpl capabilities_;
  57   scoped_ptr<DelegatedFrameData> delegated_frame_data_;
  58
  59   DISALLOW_COPY_AND_ASSIGN(DelegatingRenderer);
  60 };
  61
  62 }  // namespace cc
  63
  64 #endif  // CC_OUTPUT_DELEGATING_RENDERER_H_