/*
 * Copyright (C) 2022 Apple Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#if ENABLE(GPU_PROCESS)

#include "SharedMemory.h"
#include <WebCore/ImageBufferAllocator.h>
#include <WebCore/ProcessIdentity.h>

namespace WebKit {

class ImageBufferShareableAllocator final : public WebCore::ImageBufferAllocator {
public:
    ImageBufferShareableAllocator(const WebCore::ProcessIdentity&);

private:
    RefPtr<WebCore::ImageBuffer> createImageBuffer(const WebCore::FloatSize&, const WebCore::DestinationColorSpace&, WebCore::RenderingMode) const final;
    RefPtr<WebCore::PixelBuffer> createPixelBuffer(const WebCore::PixelBufferFormat&, const WebCore::IntSize&) const final;

    void transferMemoryOwnership(SharedMemory::Handle&&) const;

    const WebCore::ProcessIdentity m_resourceOwner;
};

} // namespace WebKit

#endif // ENABLE(GPU_PROCESS)
