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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * Copyright (C) 2014 Apple Inc. All rights reserved. | 3 * Copyright (C) 2014 Apple Inc. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions are | 6 * modification, are permitted provided that the following conditions are |
7 * met: | 7 * met: |
8 * | 8 * |
9 * * Redistributions of source code must retain the above copyright | 9 * * Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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94 private: | 94 private: |
95 friend class Element; | 95 friend class Element; |
96 friend class ShareableElementData; | 96 friend class ShareableElementData; |
97 friend class UniqueElementData; | 97 friend class UniqueElementData; |
98 friend class SVGElement; | 98 friend class SVGElement; |
99 | 99 |
100 UniqueElementData* makeUniqueCopy() const; | 100 UniqueElementData* makeUniqueCopy() const; |
101 }; | 101 }; |
102 | 102 |
103 #define DEFINE_ELEMENT_DATA_TYPE_CASTS(thisType, pointerPredicate, referencePre
dicate) \ | 103 #define DEFINE_ELEMENT_DATA_TYPE_CASTS(thisType, pointerPredicate, referencePre
dicate) \ |
104 template<typename T> inline thisType* to##thisType(const RefPtr<T>& data) {
return to##thisType(data.get()); } \ | |
105 DEFINE_TYPE_CASTS(thisType, ElementData, data, pointerPredicate, referencePr
edicate) | 104 DEFINE_TYPE_CASTS(thisType, ElementData, data, pointerPredicate, referencePr
edicate) |
106 | 105 |
107 #if COMPILER(MSVC) | 106 #if COMPILER(MSVC) |
108 #pragma warning(push) | 107 #pragma warning(push) |
109 #pragma warning(disable: 4200) // Disable "zero-sized array in struct/union" war
ning | 108 #pragma warning(disable: 4200) // Disable "zero-sized array in struct/union" war
ning |
110 #endif | 109 #endif |
111 | 110 |
112 // SharableElementData is managed by ElementDataCache and is produced by | 111 // SharableElementData is managed by ElementDataCache and is produced by |
113 // the parser during page load for elements that have identical attributes. This | 112 // the parser during page load for elements that have identical attributes. This |
114 // is a memory optimization since it's very common for many elements to have | 113 // is a memory optimization since it's very common for many elements to have |
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199 } | 198 } |
200 | 199 |
201 inline MutableAttributeCollection UniqueElementData::attributes() | 200 inline MutableAttributeCollection UniqueElementData::attributes() |
202 { | 201 { |
203 return MutableAttributeCollection(m_attributeVector); | 202 return MutableAttributeCollection(m_attributeVector); |
204 } | 203 } |
205 | 204 |
206 } // namespace blink | 205 } // namespace blink |
207 | 206 |
208 #endif // ElementData_h | 207 #endif // ElementData_h |
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