| /* |
| * Copyright (C) 2012 Google 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: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT |
| * OWNER OR 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. |
| */ |
| |
| #include "core/dom/ElementRareData.h" |
| |
| #include "core/css/cssom/InlineStylePropertyMap.h" |
| #include "core/dom/CompositorProxiedPropertySet.h" |
| #include "core/observer/ResizeObservation.h" |
| #include "core/observer/ResizeObserver.h" |
| #include "core/style/ComputedStyle.h" |
| |
| namespace blink { |
| |
| struct SameSizeAsElementRareData : NodeRareData { |
| short indices[1]; |
| LayoutSize sizeForResizing; |
| IntSize scrollOffset; |
| void* pointers[10]; |
| Member<void*> persistentMember[5]; |
| }; |
| |
| CSSStyleDeclaration& ElementRareData::ensureInlineCSSStyleDeclaration(Element* ownerElement) |
| { |
| if (!m_cssomWrapper) |
| m_cssomWrapper = new InlineCSSStyleDeclaration(ownerElement); |
| return *m_cssomWrapper; |
| } |
| |
| InlineStylePropertyMap& ElementRareData::ensureInlineStylePropertyMap(Element* ownerElement) |
| { |
| if (!m_cssomMapWrapper) { |
| m_cssomMapWrapper = new InlineStylePropertyMap(ownerElement); |
| } |
| return *m_cssomMapWrapper; |
| } |
| |
| AttrNodeList& ElementRareData::ensureAttrNodeList() |
| { |
| if (!m_attrNodeList) |
| m_attrNodeList = new AttrNodeList; |
| return *m_attrNodeList; |
| } |
| |
| ElementRareData::ResizeObserverDataMap& ElementRareData::ensureResizeObserverData() |
| { |
| if (!m_resizeObserverData) |
| m_resizeObserverData = new HeapHashMap<Member<ResizeObserver>, Member<ResizeObservation>>(); |
| return *m_resizeObserverData; |
| } |
| |
| DEFINE_TRACE_AFTER_DISPATCH(ElementRareData) |
| { |
| visitor->trace(m_dataset); |
| visitor->trace(m_classList); |
| visitor->trace(m_shadow); |
| visitor->trace(m_attributeMap); |
| visitor->trace(m_attrNodeList); |
| visitor->trace(m_elementAnimations); |
| visitor->trace(m_cssomWrapper); |
| visitor->trace(m_cssomMapWrapper); |
| visitor->trace(m_pseudoElementData); |
| visitor->trace(m_v0CustomElementDefinition); |
| visitor->trace(m_customElementDefinition); |
| visitor->trace(m_intersectionObserverData); |
| visitor->trace(m_resizeObserverData); |
| NodeRareData::traceAfterDispatch(visitor); |
| } |
| |
| DEFINE_TRACE_WRAPPERS_AFTER_DISPATCH(ElementRareData) |
| { |
| if (m_attrNodeList.get()) { |
| for (auto& attr : *m_attrNodeList) { |
| visitor->traceWrappers(attr); |
| } |
| } |
| visitor->traceWrappers(m_shadow); |
| visitor->traceWrappers(m_attributeMap); |
| visitor->traceWrappers(m_dataset); |
| visitor->traceWrappers(m_classList); |
| visitor->traceWrappers(m_intersectionObserverData); |
| NodeRareData::traceWrappersAfterDispatch(visitor); |
| } |
| |
| static_assert(sizeof(ElementRareData) == sizeof(SameSizeAsElementRareData), "ElementRareData should stay small"); |
| |
| } // namespace blink |