1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
/*
* (C) 1999-2003 Lars Knoll (knoll@kde.org)
* Copyright (C) 2004, 2005, 2006 Apple Inc.
* Copyright (C) 2013 Intel Corporation. All rights reserved.
*
* 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 "CSSPropertyNames.h"
#include "CSSValue.h"
#include "RenderStyleConstants.h"
#include "TextDirection.h"
#include "WritingMode.h"
#include <wtf/PassRefPtr.h>
#include <wtf/RefPtr.h>
namespace WebCore {
struct StylePropertyMetadata {
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 {
public:
CSSProperty(CSSPropertyID propertyID, PassRefPtr<CSSValue> value, bool important = false, bool isSetFromShorthand = false, int indexInShorthandsVector = 0, bool implicit = false)
: m_metadata(propertyID, isSetFromShorthand, indexInShorthandsVector, important, implicit, isInheritedProperty(propertyID))
, 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(); }
void wrapValueInCommaSeparatedList();
static CSSPropertyID resolveDirectionAwareProperty(CSSPropertyID, TextDirection, WritingMode);
static bool isInheritedProperty(CSSPropertyID);
static bool isDirectionAwareProperty(CSSPropertyID);
const StylePropertyMetadata& metadata() const { return m_metadata; }
private:
StylePropertyMetadata m_metadata;
RefPtr<CSSValue> m_value;
};
inline CSSPropertyID prefixingVariantForPropertyId(CSSPropertyID propId)
{
CSSPropertyID propertyId = CSSPropertyInvalid;
switch (propId) {
case CSSPropertyTransitionDelay:
propertyId = CSSPropertyWebkitTransitionDelay;
break;
case CSSPropertyTransitionDuration:
propertyId = CSSPropertyWebkitTransitionDuration;
break;
case CSSPropertyTransitionProperty:
propertyId = CSSPropertyWebkitTransitionProperty;
break;
case CSSPropertyTransitionTimingFunction:
propertyId = CSSPropertyWebkitTransitionTimingFunction;
break;
case CSSPropertyTransition:
propertyId = CSSPropertyWebkitTransition;
break;
case CSSPropertyWebkitTransitionDelay:
propertyId = CSSPropertyTransitionDelay;
break;
case CSSPropertyWebkitTransitionDuration:
propertyId = CSSPropertyTransitionDuration;
break;
case CSSPropertyWebkitTransitionProperty:
propertyId = CSSPropertyTransitionProperty;
break;
case CSSPropertyWebkitTransitionTimingFunction:
propertyId = CSSPropertyTransitionTimingFunction;
break;
case CSSPropertyWebkitTransition:
propertyId = CSSPropertyTransition;
break;
default:
propertyId = propId;
break;
}
ASSERT(propertyId != CSSPropertyInvalid);
return propertyId;
}
} // namespace WebCore
namespace WTF {
template <> struct VectorTraits<WebCore::CSSProperty> : VectorTraitsBase<false, WebCore::CSSProperty> {
static const bool canInitializeWithMemset = true;
static const bool canMoveWithMemcpy = true;
};
}
#endif // CSSProperty_h
|
