1/* 2 * Copyright (C) 2013 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef GraphicsLayerCARemote_h 27#define GraphicsLayerCARemote_h 28 29#include <WebCore/GraphicsLayerCA.h> 30#include <WebCore/PlatformLayer.h> 31 32namespace WebKit { 33 34class RemoteLayerTreeContext; 35 36class GraphicsLayerCARemote final : public WebCore::GraphicsLayerCA { 37public: 38 GraphicsLayerCARemote(WebCore::GraphicsLayerClient& client, RemoteLayerTreeContext& context) 39 : GraphicsLayerCA(client) 40 , m_context(context) 41 { 42 } 43 44 virtual ~GraphicsLayerCARemote(); 45 46#if ENABLE(CSS_FILTERS) 47 virtual bool filtersCanBeComposited(const WebCore::FilterOperations& filters) override; 48#endif 49 50private: 51 virtual bool isGraphicsLayerCARemote() const override { return true; } 52 53 virtual PassRefPtr<WebCore::PlatformCALayer> createPlatformCALayer(WebCore::PlatformCALayer::LayerType, WebCore::PlatformCALayerClient* owner) override; 54 virtual PassRefPtr<WebCore::PlatformCALayer> createPlatformCALayer(PlatformLayer*, WebCore::PlatformCALayerClient* owner) override; 55 virtual PassRefPtr<WebCore::PlatformCAAnimation> createPlatformCAAnimation(WebCore::PlatformCAAnimation::AnimationType, const String& keyPath) override; 56 57 // PlatformCALayerRemote can't currently proxy directly composited image contents, so opt out of this optimization. 58 virtual bool shouldDirectlyCompositeImage(WebCore::Image*) const override { return false; } 59 60 RemoteLayerTreeContext& m_context; 61}; 62 63GRAPHICSLAYER_TYPE_CASTS(GraphicsLayerCARemote, isGraphicsLayerCARemote()); 64 65} // namespace WebKit 66 67#endif // GraphicsLayerCARemote_h 68