| /* |
| * (C) 1999-2003 Lars Knoll (knoll@kde.org) |
| * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef CSSProperty_h |
| #define CSSProperty_h |
| |
| #include "core/CSSPropertyNames.h" |
| #include "core/css/CSSPropertyMetadata.h" |
| #include "core/css/CSSValue.h" |
| #include "platform/RuntimeEnabledFeatures.h" |
| #include "platform/text/TextDirection.h" |
| #include "platform/text/WritingMode.h" |
| #include "wtf/Allocator.h" |
| #include "wtf/PassRefPtr.h" |
| #include "wtf/RefPtr.h" |
| |
| namespace blink { |
| |
| struct StylePropertyMetadata { |
| DISALLOW_NEW(); |
| StylePropertyMetadata(CSSPropertyID propertyID, bool isSetFromShorthand, int indexInShorthandsVector, bool important, bool implicit, bool inherited) |
| : m_propertyID(propertyID) |
| , m_isSetFromShorthand(isSetFromShorthand) |
| , m_indexInShorthandsVector(indexInShorthandsVector) |
| , m_important(important) |
| , m_implicit(implicit) |
| , m_inherited(inherited) |
| { |
| } |
| |
| CSSPropertyID shorthandID() const; |
| |
| uint16_t m_propertyID : 10; |
| uint16_t m_isSetFromShorthand : 1; |
| uint16_t m_indexInShorthandsVector : 2; // If this property was set as part of an ambiguous shorthand, gives the index in the shorthands vector. |
| uint16_t m_important : 1; |
| uint16_t m_implicit : 1; // Whether or not the property was set implicitly as the result of a shorthand. |
| uint16_t m_inherited : 1; |
| }; |
| |
| class CSSProperty { |
| DISALLOW_NEW_EXCEPT_PLACEMENT_NEW(); |
| public: |
| CSSProperty(CSSPropertyID propertyID, PassRefPtrWillBeRawPtr<CSSValue> value, bool important = false, bool isSetFromShorthand = false, int indexInShorthandsVector = 0, bool implicit = false) |
| : m_metadata(propertyID, isSetFromShorthand, indexInShorthandsVector, important, implicit, CSSPropertyMetadata::isInheritedProperty(propertyID)) |
| , m_value(value) |
| { |
| } |
| |
| // FIXME: Remove this. |
| CSSProperty(StylePropertyMetadata metadata, CSSValue* value) |
| : m_metadata(metadata) |
| , m_value(value) |
| { |
| } |
| |
| CSSPropertyID id() const { return static_cast<CSSPropertyID>(m_metadata.m_propertyID); } |
| bool isSetFromShorthand() const { return m_metadata.m_isSetFromShorthand; } |
| CSSPropertyID shorthandID() const { return m_metadata.shorthandID(); } |
| bool isImportant() const { return m_metadata.m_important; } |
| |
| CSSValue* value() const { return m_value.get(); } |
| |
| static CSSPropertyID resolveDirectionAwareProperty(CSSPropertyID, TextDirection, WritingMode); |
| static bool isAffectedByAllProperty(CSSPropertyID); |
| |
| const StylePropertyMetadata& metadata() const { return m_metadata; } |
| |
| bool operator==(const CSSProperty& other) const; |
| |
| DEFINE_INLINE_TRACE() { visitor->trace(m_value); } |
| |
| private: |
| StylePropertyMetadata m_metadata; |
| RefPtrWillBeMember<CSSValue> m_value; |
| }; |
| |
| } // namespace blink |
| |
| WTF_ALLOW_MOVE_AND_INIT_WITH_MEM_FUNCTIONS(blink::CSSProperty); |
| |
| #endif // CSSProperty_h |