Composite to cc::Display from ui::InProcessContextFactory.

content/browser/compositor/onscreen_display_client.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CONTENT_BROWSER_COMPOSITOR_ONSCREEN_DISPLAY_CLIENT_H_
-#define CONTENT_BROWSER_COMPOSITOR_ONSCREEN_DISPLAY_CLIENT_H_
-
-#include "cc/surfaces/display_client.h"
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/single_thread_task_runner.h"
-#include "cc/surfaces/display.h"
-
-namespace cc {
-class ContextProvider;
-class SurfaceManager;
-}
-
-namespace content {
-class SurfaceDisplayOutputSurface;
-
-// This class provides a DisplayClient implementation for drawing directly to an
-// onscreen context.
-class OnscreenDisplayClient : cc::DisplayClient {
- public:
-  OnscreenDisplayClient(
-      scoped_ptr<cc::OutputSurface> output_surface,
-      cc::SurfaceManager* manager,
-      const cc::RendererSettings& settings,
-      scoped_refptr<base::SingleThreadTaskRunner> task_runner);
-  ~OnscreenDisplayClient() override;
-
-  bool Initialize();
-  cc::Display* display() { return display_.get(); }
-  void set_surface_output_surface(SurfaceDisplayOutputSurface* surface) {
-    surface_display_output_surface_ = surface;
-  }
-
-  // cc::DisplayClient implementation.
-  void DisplayDamaged() override;
-  void DidSwapBuffers() override;
-  void DidSwapBuffersComplete() override;
-  void CommitVSyncParameters(base::TimeTicks timebase,
-                             base::TimeDelta interval) override;
-  void OutputSurfaceLost() override;
-  void SetMemoryPolicy(const cc::ManagedMemoryPolicy& policy) override;
-
-  bool output_surface_lost() { return output_surface_lost_; }
-
- private:
-  void ScheduleDraw();
-  void Draw();
-
-  scoped_ptr<cc::OutputSurface> output_surface_;
-  scoped_ptr<cc::Display> display_;
-  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
-  SurfaceDisplayOutputSurface* surface_display_output_surface_;
-  bool scheduled_draw_;
-  bool output_surface_lost_;
-  // True if a draw should be scheduled, but it's hit the limit on max frames
-  // pending.
-  bool deferred_draw_;
-  int pending_frames_;
-
-  base::WeakPtrFactory<OnscreenDisplayClient> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(OnscreenDisplayClient);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_COMPOSITOR_ONSCREEN_DISPLAY_CLIENT_H_