root/content/child/child_shared_bitmap_manager.h

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INCLUDED FROM

// Copyright (c) 2013 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_CHILD_CHILD_SHARED_BITMAP_MANAGER_H_
#define CONTENT_CHILD_CHILD_SHARED_BITMAP_MANAGER_H_

#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/shared_memory.h"
#include "cc/resources/shared_bitmap_manager.h"
#include "content/child/thread_safe_sender.h"

namespace content {

class ChildSharedBitmapManager : public cc::SharedBitmapManager {
 public:
  ChildSharedBitmapManager(scoped_refptr<ThreadSafeSender> sender);
  virtual ~ChildSharedBitmapManager();

  virtual scoped_ptr<cc::SharedBitmap> AllocateSharedBitmap(
      const gfx::Size& size) OVERRIDE;
  virtual scoped_ptr<cc::SharedBitmap> GetSharedBitmapFromId(
      const gfx::Size&,
      const cc::SharedBitmapId&) OVERRIDE;
  virtual scoped_ptr<cc::SharedBitmap> GetBitmapForSharedMemory(
      base::SharedMemory* mem) OVERRIDE;

 private:
  void FreeSharedMemory(cc::SharedBitmap* bitmap);
  void ReleaseSharedBitmap(cc::SharedBitmap*);

  scoped_refptr<ThreadSafeSender> sender_;

  DISALLOW_COPY_AND_ASSIGN(ChildSharedBitmapManager);
};

}  // namespace content

#endif  // CONTENT_CHILD_CHILD_SHARED_BITMAP_MANAGER_H_
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