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// 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 CC_BLINK_WEB_EXTERNAL_BITMAP_IMPL_H_
#define CC_BLINK_WEB_EXTERNAL_BITMAP_IMPL_H_
#include "base/bind.h"
#include "base/memory/scoped_ptr.h"
#include "cc/blink/cc_blink_export.h"
#include "third_party/WebKit/public/platform/WebExternalBitmap.h"
namespace base {
class SharedMemory;
}
namespace cc_blink {
typedef scoped_ptr<base::SharedMemory>(*SharedMemoryAllocationFunction)(size_t);
// Sets the function that this will use to allocate shared memory.
CC_BLINK_EXPORT void SetSharedMemoryAllocationFunction(
SharedMemoryAllocationFunction);
class WebExternalBitmapImpl : public blink::WebExternalBitmap {
public:
CC_BLINK_EXPORT explicit WebExternalBitmapImpl();
virtual ~WebExternalBitmapImpl();
// blink::WebExternalBitmap implementation.
virtual blink::WebSize size() OVERRIDE;
virtual void setSize(blink::WebSize size) OVERRIDE;
virtual uint8* pixels() OVERRIDE;
base::SharedMemory* shared_memory() { return shared_memory_.get(); }
private:
scoped_ptr<base::SharedMemory> shared_memory_;
blink::WebSize size_;
DISALLOW_COPY_AND_ASSIGN(WebExternalBitmapImpl);
};
} // namespace cc_blink
#endif // CC_BLINK_WEB_EXTERNAL_BITMAP_IMPL_H_
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