/*
 * Copyright (C) 2020 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. AND ITS CONTRIBUTORS ``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 ITS 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.
 */

#include "config.h"
#include "RemoteResourceCache.h"

#if ENABLE(GPU_PROCESS)

namespace WebKit {
using namespace WebCore;

void RemoteResourceCache::cacheImageBuffer(Ref<ImageBuffer>&& imageBuffer)
{
    auto addResult = m_imageBuffers.add(imageBuffer->renderingResourceIdentifier(), WTFMove(imageBuffer));
    ASSERT_UNUSED(addResult, addResult.isNewEntry);
}

ImageBuffer* RemoteResourceCache::cachedImageBuffer(RenderingResourceIdentifier renderingResourceIdentifier)
{
    return m_imageBuffers.get(renderingResourceIdentifier);
}

void RemoteResourceCache::cacheNativeImage(Ref<NativeImage>&& image)
{
    auto addResult = m_nativeImages.add(image->renderingResourceIdentifier(), WTFMove(image));
    ASSERT_UNUSED(addResult, addResult.isNewEntry);
}

void RemoteResourceCache::cacheFont(Ref<Font>&& font)
{
    auto addResult = m_fonts.add(font->renderingResourceIdentifier(), WTFMove(font));
    ASSERT_UNUSED(addResult, addResult.isNewEntry);
}

void RemoteResourceCache::deleteAllFonts()
{
    m_fonts.clear();
}

void RemoteResourceCache::releaseRemoteResource(RenderingResourceIdentifier renderingResourceIdentifier)
{
    if (m_imageBuffers.remove(renderingResourceIdentifier))
        return;
    if (m_nativeImages.remove(renderingResourceIdentifier))
        return;
    if (m_fonts.remove(renderingResourceIdentifier))
        return;
    // Caching the remote resource should have happened before releasing it.
    ASSERT_NOT_REACHED();
}

} // namespace WebKit

#endif // ENABLE(GPU_PROCESS)
