/* * Copyright (C) 2018 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 <WebCore/GraphicsLayer.h> #include <wtf/RetainPtr.h> OBJC_CLASS CALayer; #if PLATFORM(IOS_FAMILY) OBJC_CLASS UIView; #endif namespace WebKit { class RemoteLayerTreeNode { WTF_MAKE_FAST_ALLOCATED; public: RemoteLayerTreeNode(WebCore::GraphicsLayer::PlatformLayerID, RetainPtr<CALayer>); #if PLATFORM(IOS_FAMILY) RemoteLayerTreeNode(WebCore::GraphicsLayer::PlatformLayerID, RetainPtr<UIView>); #endif ~RemoteLayerTreeNode(); static std::unique_ptr<RemoteLayerTreeNode> createWithPlainLayer(WebCore::GraphicsLayer::PlatformLayerID); CALayer *layer() const { return m_layer.get(); } #if PLATFORM(IOS_FAMILY) UIView *uiView() const { return m_uiView.get(); } #endif void detachFromParent(); static WebCore::GraphicsLayer::PlatformLayerID layerID(CALayer *); static NSString *appendLayerDescription(NSString *description, CALayer *); private: void setLayerID(WebCore::GraphicsLayer::PlatformLayerID); RetainPtr<CALayer> m_layer; #if PLATFORM(IOS_FAMILY) RetainPtr<UIView> m_uiView; #endif }; }