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 "core/CSSPropertyNames.h"
25 #include "core/css/CSSPropertyMetadata.h"
26 #include "core/css/CSSValue.h"
27 #include "platform/RuntimeEnabledFeatures.h"
28 #include "platform/text/TextDirection.h"
29 #include "platform/text/WritingMode.h"
30 #include "wtf/PassRefPtr.h"
31 #include "wtf/RefPtr.h"
32
33 namespace blink {
34
35 struct StylePropertyMetadata {
StylePropertyMetadataStylePropertyMetadata36 StylePropertyMetadata(CSSPropertyID propertyID, bool isSetFromShorthand, int indexInShorthandsVector, bool important, bool implicit, bool inherited)
37 : m_propertyID(propertyID)
38 , m_isSetFromShorthand(isSetFromShorthand)
39 , m_indexInShorthandsVector(indexInShorthandsVector)
40 , m_important(important)
41 , m_implicit(implicit)
42 , m_inherited(inherited)
43 {
44 }
45
46 CSSPropertyID shorthandID() const;
47
48 uint16_t m_propertyID : 10;
49 uint16_t m_isSetFromShorthand : 1;
50 uint16_t m_indexInShorthandsVector : 2; // If this property was set as part of an ambiguous shorthand, gives the index in the shorthands vector.
51 uint16_t m_important : 1;
52 uint16_t m_implicit : 1; // Whether or not the property was set implicitly as the result of a shorthand.
53 uint16_t m_inherited : 1;
54 };
55
56 class CSSProperty {
57 ALLOW_ONLY_INLINE_ALLOCATION();
58 public:
59 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))60 : m_metadata(propertyID, isSetFromShorthand, indexInShorthandsVector, important, implicit, CSSPropertyMetadata::isInheritedProperty(propertyID))
61 , m_value(value)
62 {
63 }
64
65 // FIXME: Remove this.
CSSProperty(StylePropertyMetadata metadata,CSSValue * value)66 CSSProperty(StylePropertyMetadata metadata, CSSValue* value)
67 : m_metadata(metadata)
68 , m_value(value)
69 {
70 }
71
id()72 CSSPropertyID id() const { return static_cast<CSSPropertyID>(m_metadata.m_propertyID); }
isSetFromShorthand()73 bool isSetFromShorthand() const { return m_metadata.m_isSetFromShorthand; };
shorthandID()74 CSSPropertyID shorthandID() const { return m_metadata.shorthandID(); };
isImportant()75 bool isImportant() const { return m_metadata.m_important; }
76
value()77 CSSValue* value() const { return m_value.get(); }
78
79 void wrapValueInCommaSeparatedList();
80
81 static CSSPropertyID resolveDirectionAwareProperty(CSSPropertyID, TextDirection, WritingMode);
82 static bool isAffectedByAllProperty(CSSPropertyID);
83
metadata()84 const StylePropertyMetadata& metadata() const { return m_metadata; }
85
trace(Visitor * visitor)86 void trace(Visitor* visitor) { visitor->trace(m_value); }
87
88 private:
89 StylePropertyMetadata m_metadata;
90 RefPtrWillBeMember<CSSValue> m_value;
91 };
92
prefixingVariantForPropertyId(CSSPropertyID propId)93 inline CSSPropertyID prefixingVariantForPropertyId(CSSPropertyID propId)
94 {
95 if (RuntimeEnabledFeatures::cssAnimationUnprefixedEnabled()) {
96 switch (propId) {
97 case CSSPropertyAnimation:
98 return CSSPropertyWebkitAnimation;
99 case CSSPropertyAnimationDelay:
100 return CSSPropertyWebkitAnimationDelay;
101 case CSSPropertyAnimationDirection:
102 return CSSPropertyWebkitAnimationDirection;
103 case CSSPropertyAnimationDuration:
104 return CSSPropertyWebkitAnimationDuration;
105 case CSSPropertyAnimationFillMode:
106 return CSSPropertyWebkitAnimationFillMode;
107 case CSSPropertyAnimationIterationCount:
108 return CSSPropertyWebkitAnimationIterationCount;
109 case CSSPropertyAnimationName:
110 return CSSPropertyWebkitAnimationName;
111 case CSSPropertyAnimationPlayState:
112 return CSSPropertyWebkitAnimationPlayState;
113 case CSSPropertyAnimationTimingFunction:
114 return CSSPropertyWebkitAnimationTimingFunction;
115 case CSSPropertyWebkitAnimation:
116 return CSSPropertyAnimation;
117 case CSSPropertyWebkitAnimationDelay:
118 return CSSPropertyAnimationDelay;
119 case CSSPropertyWebkitAnimationDirection:
120 return CSSPropertyAnimationDirection;
121 case CSSPropertyWebkitAnimationDuration:
122 return CSSPropertyAnimationDuration;
123 case CSSPropertyWebkitAnimationFillMode:
124 return CSSPropertyAnimationFillMode;
125 case CSSPropertyWebkitAnimationIterationCount:
126 return CSSPropertyAnimationIterationCount;
127 case CSSPropertyWebkitAnimationName:
128 return CSSPropertyAnimationName;
129 case CSSPropertyWebkitAnimationPlayState:
130 return CSSPropertyAnimationPlayState;
131 case CSSPropertyWebkitAnimationTimingFunction:
132 return CSSPropertyAnimationTimingFunction;
133 default:
134 break;
135 }
136 }
137
138 switch (propId) {
139 case CSSPropertyTransitionDelay:
140 return CSSPropertyWebkitTransitionDelay;
141 case CSSPropertyTransitionDuration:
142 return CSSPropertyWebkitTransitionDuration;
143 case CSSPropertyTransitionProperty:
144 return CSSPropertyWebkitTransitionProperty;
145 case CSSPropertyTransitionTimingFunction:
146 return CSSPropertyWebkitTransitionTimingFunction;
147 case CSSPropertyTransition:
148 return CSSPropertyWebkitTransition;
149 case CSSPropertyWebkitTransitionDelay:
150 return CSSPropertyTransitionDelay;
151 case CSSPropertyWebkitTransitionDuration:
152 return CSSPropertyTransitionDuration;
153 case CSSPropertyWebkitTransitionProperty:
154 return CSSPropertyTransitionProperty;
155 case CSSPropertyWebkitTransitionTimingFunction:
156 return CSSPropertyTransitionTimingFunction;
157 case CSSPropertyWebkitTransition:
158 return CSSPropertyTransition;
159 default:
160 return propId;
161 }
162 }
163
164 } // namespace blink
165
166 WTF_ALLOW_MOVE_AND_INIT_WITH_MEM_FUNCTIONS(blink::CSSProperty);
167
168 #endif // CSSProperty_h
169