Source/WebKit/Shared/RemoteLayerTree/RemoteLayerTreePropertyApplier.h

/*
 * Copyright (C) 2013 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.
 */

#pragma once

#include "RemoteLayerTreeNode.h"
#include "RemoteLayerTreeTransaction.h"
#include <wtf/HashMap.h>

namespace WebKit {

class RemoteLayerTreeHost;

class RemoteLayerTreePropertyApplier {
public:
    using RelatedLayerMap = HashMap<WebCore::GraphicsLayer::PlatformLayerID, std::unique_ptr<RemoteLayerTreeNode>>;
    
    static void applyHierarchyUpdates(RemoteLayerTreeNode&, const RemoteLayerTreeTransaction::LayerProperties&, const RelatedLayerMap&);
    static void applyProperties(RemoteLayerTreeNode&, RemoteLayerTreeHost*, const RemoteLayerTreeTransaction::LayerProperties&, const RelatedLayerMap&, RemoteLayerBackingStore::LayerContentsType);
    static void applyPropertiesToLayer(CALayer *, RemoteLayerTreeHost*, const RemoteLayerTreeTransaction::LayerProperties&, RemoteLayerBackingStore::LayerContentsType);

private:
    static void updateMask(RemoteLayerTreeNode&, const RemoteLayerTreeTransaction::LayerProperties&, const RelatedLayerMap&);
#if PLATFORM(IOS_FAMILY)
    static void applyPropertiesToUIView(UIView *, const RemoteLayerTreeTransaction::LayerProperties&, const RelatedLayerMap&);
#endif
};

} // namespace WebKit