1/* 2 * Copyright (C) 2012 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. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef WebRenderLayer_h 27#define WebRenderLayer_h 28 29#include "WebRenderObject.h" 30 31namespace WebCore { 32 class RenderLayer; 33} 34 35namespace WebKit { 36 37class WebPage; 38 39class WebRenderLayer : public TypedAPIObject<APIObject::TypeRenderLayer> { 40public: 41 enum CompositingLayerType { None, Normal, Tiled, Media, Container }; 42 43 static PassRefPtr<WebRenderLayer> create(WebPage*); 44 static PassRefPtr<WebRenderLayer> create(PassRefPtr<WebRenderObject> renderer, bool isReflection, bool isClipping, bool isClipped, CompositingLayerType type, 45 WebCore::IntRect absoluteBoundingBox, PassRefPtr<MutableArray> negativeZOrderList, PassRefPtr<MutableArray> normalFlowList, PassRefPtr<MutableArray> positiveZOrderList) 46 { 47 return adoptRef(new WebRenderLayer(renderer, isReflection, isClipping, isClipped, type, absoluteBoundingBox, negativeZOrderList, normalFlowList, positiveZOrderList)); 48 } 49 50 ImmutableArray* negativeZOrderList() const { return m_negativeZOrderList.get(); } 51 ImmutableArray* normalFlowList() const { return m_normalFlowList.get(); } 52 ImmutableArray* positiveZOrderList() const { return m_positiveZOrderList.get(); } 53 54 WebRenderObject* renderer() const { return m_renderer.get(); } 55 bool isReflection() const { return m_isReflection; } 56 bool isClipping() const { return m_isClipping; } 57 bool isClipped() const { return m_isClipped; } 58 CompositingLayerType compositingLayerType() const { return m_compositingLayerType; } 59 WebCore::IntRect absoluteBoundingBox() const { return m_absoluteBoundingBox; } 60 61private: 62 WebRenderLayer(WebCore::RenderLayer*); 63 WebRenderLayer(PassRefPtr<WebRenderObject> renderer, bool isReflection, bool isClipping, bool isClipped, CompositingLayerType type, WebCore::IntRect absoluteBoundingBox, 64 PassRefPtr<MutableArray> negativeZOrderList, PassRefPtr<MutableArray> normalFlowList, PassRefPtr<MutableArray> positiveZOrderList) 65 : m_renderer(renderer) 66 , m_isReflection(isReflection) 67 , m_isClipping(isClipping) 68 , m_isClipped(isClipped) 69 , m_compositingLayerType(type) 70 , m_absoluteBoundingBox(absoluteBoundingBox) 71 , m_negativeZOrderList(negativeZOrderList) 72 , m_normalFlowList(normalFlowList) 73 , m_positiveZOrderList(positiveZOrderList) 74 { 75 } 76 77 static PassRefPtr<MutableArray> createArrayFromLayerList(Vector<WebCore::RenderLayer*>*); 78 79 RefPtr<WebRenderObject> m_renderer; 80 bool m_isReflection; 81 bool m_isClipping; 82 bool m_isClipped; 83 CompositingLayerType m_compositingLayerType; 84 WebCore::IntRect m_absoluteBoundingBox; 85 86 RefPtr<MutableArray> m_negativeZOrderList; 87 RefPtr<MutableArray> m_normalFlowList; 88 RefPtr<MutableArray> m_positiveZOrderList; 89}; 90 91} // namespace WebKit 92 93#endif // WebRenderLayer_h 94