/*
 * Copyright (C) 2024 Igalia S.L.
 *
 * 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 USE(COORDINATED_GRAPHICS) && USE(SKIA)
#include <wtf/TZoneMalloc.h>
#include <wtf/Vector.h>
#include <wtf/WorkerPool.h>

namespace WebCore {
class CoordinatedGraphicsLayer;
class CoordinatedTileBuffer;
class IntRect;

namespace DisplayList {
class DisplayList;
}

class SkiaThreadedPaintingPool {
    WTF_MAKE_TZONE_ALLOCATED(SkiaThreadedPaintingPool);
    WTF_MAKE_NONCOPYABLE(SkiaThreadedPaintingPool);
public:
    explicit SkiaThreadedPaintingPool(unsigned numberOfThreads);
    ~SkiaThreadedPaintingPool() = default;

    static std::unique_ptr<SkiaThreadedPaintingPool> create();

    void postPaintingTask(Ref<CoordinatedTileBuffer>&, const CoordinatedGraphicsLayer&, const IntRect& dirtyRect);

private:
    std::unique_ptr<DisplayList::DisplayList> recordDisplayList(const CoordinatedGraphicsLayer&, const IntRect& dirtyRect) const;
    static unsigned numberOfPaintingThreads();

    Ref<WorkerPool> m_workerPool;
};

} // namespace WebCore

#endif // USE(COORDINATED_GRAPHICS) && USE(SKIA)
