1 /* 2 * (C) 1999-2003 Lars Knoll (knoll@kde.org) 3 * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef CSSProperty_h 22 #define CSSProperty_h 23 24 #include "CSSValue.h" 25 #include "RenderStyleConstants.h" 26 #include "TextDirection.h" 27 #include <wtf/PassRefPtr.h> 28 #include <wtf/RefPtr.h> 29 30 namespace WebCore { 31 32 class CSSProperty { 33 WTF_MAKE_FAST_ALLOCATED; 34 public: 35 CSSProperty(int propID, PassRefPtr<CSSValue> value, bool important = false, int shorthandID = 0, bool implicit = false) m_id(propID)36 : m_id(propID) 37 , m_shorthandID(shorthandID) 38 , m_important(important) 39 , m_implicit(implicit) 40 , m_value(value) 41 { 42 } 43 44 CSSProperty& operator=(const CSSProperty& other) 45 { 46 m_id = other.m_id; 47 m_shorthandID = other.m_shorthandID; 48 m_important = other.m_important; 49 m_implicit = other.m_implicit; 50 m_value = other.m_value; 51 return *this; 52 } 53 id()54 int id() const { return m_id; } shorthandID()55 int shorthandID() const { return m_shorthandID; } 56 isImportant()57 bool isImportant() const { return m_important; } isImplicit()58 bool isImplicit() const { return m_implicit; } 59 value()60 CSSValue* value() const { return m_value.get(); } 61 62 String cssText() const; 63 64 static int resolveDirectionAwareProperty(int propertyID, TextDirection, WritingMode); 65 66 friend bool operator==(const CSSProperty&, const CSSProperty&); 67 68 // Make sure the following fits in 4 bytes. Really. 69 int m_id : 15; 70 int m_shorthandID : 15; // If this property was set as part of a shorthand, gives the shorthand. 71 bool m_important : 1; 72 bool m_implicit : 1; // Whether or not the property was set implicitly as the result of a shorthand. 73 74 RefPtr<CSSValue> m_value; 75 }; 76 77 } // namespace WebCore 78 79 namespace WTF { 80 // Properties in Vector can be initialized with memset and moved using memcpy. 81 template<> struct VectorTraits<WebCore::CSSProperty> : SimpleClassVectorTraits { }; 82 } 83 84 #endif // CSSProperty_h 85