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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
/**
* (C) 1999-2003 Lars Knoll (knoll@kde.org)
* Copyright (C) 2004, 2005, 2006 Apple 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.
*/
#include "config.h"
#include "CSSProperty.h"
#include "CSSValueList.h"
#include "RenderStyleConstants.h"
#include "StylePropertyShorthand.h"
#include <wtf/NeverDestroyed.h>
#include <wtf/text/StringBuilder.h>
namespace WebCore {
struct SameSizeAsCSSProperty {
uint32_t bitfields;
void* value;
};
COMPILE_ASSERT(sizeof(CSSProperty) == sizeof(SameSizeAsCSSProperty), CSSProperty_should_stay_small);
CSSPropertyID StylePropertyMetadata::shorthandID() const
{
if (!m_isSetFromShorthand)
return CSSPropertyInvalid;
Vector<StylePropertyShorthand> shorthands = matchingShorthandsForLonghand(static_cast<CSSPropertyID>(m_propertyID));
ASSERT(shorthands.size() && m_indexInShorthandsVector >= 0 && m_indexInShorthandsVector < shorthands.size());
return shorthands[m_indexInShorthandsVector].id();
}
void CSSProperty::wrapValueInCommaSeparatedList()
{
auto list = CSSValueList::createCommaSeparated();
list.get().append(m_value.releaseNonNull());
m_value = WTFMove(list);
}
static CSSPropertyID resolveToPhysicalProperty(TextDirection direction, WritingMode writingMode, LogicalBoxSide logicalSide, const StylePropertyShorthand& shorthand)
{
return shorthand.properties()[mapLogicalSideToPhysicalSide(makeTextFlow(writingMode, direction), logicalSide)];
}
enum LogicalExtent { LogicalWidth, LogicalHeight };
static CSSPropertyID resolveToPhysicalProperty(WritingMode writingMode, LogicalExtent logicalSide, const CSSPropertyID* properties)
{
if (writingMode == TopToBottomWritingMode || writingMode == BottomToTopWritingMode)
return properties[logicalSide];
return logicalSide == LogicalWidth ? properties[1] : properties[0];
}
static const StylePropertyShorthand& borderDirections()
{
static const CSSPropertyID properties[4] = { CSSPropertyBorderTop, CSSPropertyBorderRight, CSSPropertyBorderBottom, CSSPropertyBorderLeft };
static NeverDestroyed<StylePropertyShorthand> borderDirections(CSSPropertyBorder, properties);
return borderDirections;
}
CSSPropertyID CSSProperty::resolveDirectionAwareProperty(CSSPropertyID propertyID, TextDirection direction, WritingMode writingMode)
{
switch (propertyID) {
case CSSPropertyWebkitMarginEnd:
return resolveToPhysicalProperty(direction, writingMode, EndSide, marginShorthand());
case CSSPropertyWebkitMarginStart:
return resolveToPhysicalProperty(direction, writingMode, StartSide, marginShorthand());
case CSSPropertyWebkitMarginBefore:
return resolveToPhysicalProperty(direction, writingMode, BeforeSide, marginShorthand());
case CSSPropertyWebkitMarginAfter:
return resolveToPhysicalProperty(direction, writingMode, AfterSide, marginShorthand());
case CSSPropertyWebkitPaddingEnd:
return resolveToPhysicalProperty(direction, writingMode, EndSide, paddingShorthand());
case CSSPropertyWebkitPaddingStart:
return resolveToPhysicalProperty(direction, writingMode, StartSide, paddingShorthand());
case CSSPropertyWebkitPaddingBefore:
return resolveToPhysicalProperty(direction, writingMode, BeforeSide, paddingShorthand());
case CSSPropertyWebkitPaddingAfter:
return resolveToPhysicalProperty(direction, writingMode, AfterSide, paddingShorthand());
case CSSPropertyWebkitBorderEnd:
return resolveToPhysicalProperty(direction, writingMode, EndSide, borderDirections());
case CSSPropertyWebkitBorderStart:
return resolveToPhysicalProperty(direction, writingMode, StartSide, borderDirections());
case CSSPropertyWebkitBorderBefore:
return resolveToPhysicalProperty(direction, writingMode, BeforeSide, borderDirections());
case CSSPropertyWebkitBorderAfter:
return resolveToPhysicalProperty(direction, writingMode, AfterSide, borderDirections());
case CSSPropertyWebkitBorderEndColor:
return resolveToPhysicalProperty(direction, writingMode, EndSide, borderColorShorthand());
case CSSPropertyWebkitBorderStartColor:
return resolveToPhysicalProperty(direction, writingMode, StartSide, borderColorShorthand());
case CSSPropertyWebkitBorderBeforeColor:
return resolveToPhysicalProperty(direction, writingMode, BeforeSide, borderColorShorthand());
case CSSPropertyWebkitBorderAfterColor:
return resolveToPhysicalProperty(direction, writingMode, AfterSide, borderColorShorthand());
case CSSPropertyWebkitBorderEndStyle:
return resolveToPhysicalProperty(direction, writingMode, EndSide, borderStyleShorthand());
case CSSPropertyWebkitBorderStartStyle:
return resolveToPhysicalProperty(direction, writingMode, StartSide, borderStyleShorthand());
case CSSPropertyWebkitBorderBeforeStyle:
return resolveToPhysicalProperty(direction, writingMode, BeforeSide, borderStyleShorthand());
case CSSPropertyWebkitBorderAfterStyle:
return resolveToPhysicalProperty(direction, writingMode, AfterSide, borderStyleShorthand());
case CSSPropertyWebkitBorderEndWidth:
return resolveToPhysicalProperty(direction, writingMode, EndSide, borderWidthShorthand());
case CSSPropertyWebkitBorderStartWidth:
return resolveToPhysicalProperty(direction, writingMode, StartSide, borderWidthShorthand());
case CSSPropertyWebkitBorderBeforeWidth:
return resolveToPhysicalProperty(direction, writingMode, BeforeSide, borderWidthShorthand());
case CSSPropertyWebkitBorderAfterWidth:
return resolveToPhysicalProperty(direction, writingMode, AfterSide, borderWidthShorthand());
case CSSPropertyWebkitLogicalWidth: {
const CSSPropertyID properties[2] = { CSSPropertyWidth, CSSPropertyHeight };
return resolveToPhysicalProperty(writingMode, LogicalWidth, properties);
}
case CSSPropertyWebkitLogicalHeight: {
const CSSPropertyID properties[2] = { CSSPropertyWidth, CSSPropertyHeight };
return resolveToPhysicalProperty(writingMode, LogicalHeight, properties);
}
case CSSPropertyWebkitMinLogicalWidth: {
const CSSPropertyID properties[2] = { CSSPropertyMinWidth, CSSPropertyMinHeight };
return resolveToPhysicalProperty(writingMode, LogicalWidth, properties);
}
case CSSPropertyWebkitMinLogicalHeight: {
const CSSPropertyID properties[2] = { CSSPropertyMinWidth, CSSPropertyMinHeight };
return resolveToPhysicalProperty(writingMode, LogicalHeight, properties);
}
case CSSPropertyWebkitMaxLogicalWidth: {
const CSSPropertyID properties[2] = { CSSPropertyMaxWidth, CSSPropertyMaxHeight };
return resolveToPhysicalProperty(writingMode, LogicalWidth, properties);
}
case CSSPropertyWebkitMaxLogicalHeight: {
const CSSPropertyID properties[2] = { CSSPropertyMaxWidth, CSSPropertyMaxHeight };
return resolveToPhysicalProperty(writingMode, LogicalHeight, properties);
}
default:
return propertyID;
}
}
bool CSSProperty::isDirectionAwareProperty(CSSPropertyID propertyID)
{
switch (propertyID) {
case CSSPropertyWebkitBorderEndColor:
case CSSPropertyWebkitBorderEndStyle:
case CSSPropertyWebkitBorderEndWidth:
case CSSPropertyWebkitBorderStartColor:
case CSSPropertyWebkitBorderStartStyle:
case CSSPropertyWebkitBorderStartWidth:
case CSSPropertyWebkitBorderBeforeColor:
case CSSPropertyWebkitBorderBeforeStyle:
case CSSPropertyWebkitBorderBeforeWidth:
case CSSPropertyWebkitBorderAfterColor:
case CSSPropertyWebkitBorderAfterStyle:
case CSSPropertyWebkitBorderAfterWidth:
case CSSPropertyWebkitMarginEnd:
case CSSPropertyWebkitMarginStart:
case CSSPropertyWebkitMarginBefore:
case CSSPropertyWebkitMarginAfter:
case CSSPropertyWebkitPaddingEnd:
case CSSPropertyWebkitPaddingStart:
case CSSPropertyWebkitPaddingBefore:
case CSSPropertyWebkitPaddingAfter:
case CSSPropertyWebkitLogicalWidth:
case CSSPropertyWebkitLogicalHeight:
case CSSPropertyWebkitMinLogicalWidth:
case CSSPropertyWebkitMinLogicalHeight:
case CSSPropertyWebkitMaxLogicalWidth:
case CSSPropertyWebkitMaxLogicalHeight:
return true;
default:
return false;
}
}
} // namespace WebCore
|
