1/* 2 * Copyright (C) 2012 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "core/dom/ElementRareData.h" 33 34#include "core/rendering/style/RenderStyle.h" 35 36namespace blink { 37 38struct SameSizeAsElementRareData : NodeRareData { 39 short indices[2]; 40 LayoutSize sizeForResizing; 41 IntSize scrollOffset; 42 void* pointers[13]; 43}; 44 45CSSStyleDeclaration& ElementRareData::ensureInlineCSSStyleDeclaration(Element* ownerElement) 46{ 47 if (!m_cssomWrapper) 48 m_cssomWrapper = adoptPtrWillBeNoop(new InlineCSSStyleDeclaration(ownerElement)); 49 return *m_cssomWrapper; 50} 51 52WillBeHeapVector<RefPtrWillBeMember<Attr> >& ElementRareData::ensureAttrNodeList() 53{ 54 if (!m_attrNodeList) 55 m_attrNodeList = adoptPtrWillBeNoop(new WillBeHeapVector<RefPtrWillBeMember<Attr> >()); 56 return *m_attrNodeList; 57} 58 59void ElementRareData::traceAfterDispatch(Visitor* visitor) 60{ 61 visitor->trace(m_dataset); 62 visitor->trace(m_classList); 63 visitor->trace(m_shadow); 64 visitor->trace(m_attributeMap); 65#if ENABLE(OILPAN) 66 visitor->trace(m_attrNodeList); 67#endif 68 visitor->trace(m_inputMethodContext); 69 visitor->trace(m_activeAnimations); 70 visitor->trace(m_cssomWrapper); 71 visitor->trace(m_generatedBefore); 72 visitor->trace(m_generatedAfter); 73 visitor->trace(m_backdrop); 74 NodeRareData::traceAfterDispatch(visitor); 75} 76 77COMPILE_ASSERT(sizeof(ElementRareData) == sizeof(SameSizeAsElementRareData), ElementRareDataShouldStaySmall); 78 79} // namespace blink 80