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// Copyright 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 CC_RESOURCES_SHARED_BITMAP_H_
#define CC_RESOURCES_SHARED_BITMAP_H_
#include "base/basictypes.h"
#include "base/callback.h"
#include "base/memory/shared_memory.h"
#include "cc/base/cc_export.h"
#include "gpu/command_buffer/common/mailbox.h"
namespace base { class SharedMemory; }
namespace cc {
typedef gpu::Mailbox SharedBitmapId;
class CC_EXPORT SharedBitmap {
public:
SharedBitmap(base::SharedMemory* memory,
const SharedBitmapId& id,
const base::Callback<void(SharedBitmap*)>& free_callback);
~SharedBitmap();
bool operator<(const SharedBitmap& right) const {
if (memory_ < right.memory_)
return true;
if (memory_ > right.memory_)
return false;
return id_ < right.id_;
}
uint8* pixels() { return static_cast<uint8*>(memory_->memory()); }
base::SharedMemory* memory() { return memory_; }
SharedBitmapId id() { return id_; }
private:
base::SharedMemory* memory_;
SharedBitmapId id_;
base::Callback<void(SharedBitmap*)> free_callback_;
DISALLOW_COPY_AND_ASSIGN(SharedBitmap);
};
} // namespace cc
#endif // CC_RESOURCES_SHARED_BITMAP_H_
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