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
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
|
/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Assertions.h>
#include <AK/String.h>
namespace Web::CSS {
class Display {
public:
Display() = default;
~Display() = default;
ErrorOr<String> to_string() const;
bool operator==(Display const& other) const
{
if (m_type != other.m_type)
return false;
switch (m_type) {
case Type::Box:
return m_value.box == other.m_value.box;
case Type::Internal:
return m_value.internal == other.m_value.internal;
case Type::OutsideAndInside:
return m_value.outside_inside.outside == other.m_value.outside_inside.outside
&& m_value.outside_inside.inside == other.m_value.outside_inside.inside
&& m_value.outside_inside.list_item == other.m_value.outside_inside.list_item;
}
VERIFY_NOT_REACHED();
}
enum class Outside {
Block,
Inline,
RunIn,
};
enum class Inside {
Flow,
FlowRoot,
Table,
Flex,
Grid,
Ruby,
};
enum class Internal {
TableRowGroup,
TableHeaderGroup,
TableFooterGroup,
TableRow,
TableCell,
TableColumnGroup,
TableColumn,
TableCaption,
RubyBase,
RubyText,
RubyBaseContainer,
RubyTextContainer,
};
enum class Box {
Contents,
None,
};
enum class Type {
OutsideAndInside,
Internal,
Box,
};
bool is_internal() const { return m_type == Type::Internal; }
Internal internal() const
{
VERIFY(is_internal());
return m_value.internal;
}
bool is_table_column() const { return is_internal() && internal() == Internal::TableColumn; }
bool is_table_row_group() const { return is_internal() && internal() == Internal::TableRowGroup; }
bool is_table_header_group() const { return is_internal() && internal() == Internal::TableHeaderGroup; }
bool is_table_footer_group() const { return is_internal() && internal() == Internal::TableFooterGroup; }
bool is_table_row() const { return is_internal() && internal() == Internal::TableRow; }
bool is_table_cell() const { return is_internal() && internal() == Internal::TableCell; }
bool is_table_column_group() const { return is_internal() && internal() == Internal::TableColumnGroup; }
bool is_table_caption() const { return is_internal() && internal() == Internal::TableCaption; }
bool is_none() const { return m_type == Type::Box && m_value.box == Box::None; }
bool is_contents() const { return m_type == Type::Box && m_value.box == Box::Contents; }
Type type() const { return m_type; }
bool is_outside_and_inside() const { return m_type == Type::OutsideAndInside; }
Outside outside() const
{
VERIFY(is_outside_and_inside());
return m_value.outside_inside.outside;
}
bool is_block_outside() const { return is_outside_and_inside() && outside() == Outside::Block; }
bool is_inline_outside() const { return is_outside_and_inside() && outside() == Outside::Inline; }
bool is_inline_block() const { return is_inline_outside() && is_flow_root_inside(); }
bool is_list_item() const { return is_outside_and_inside() && m_value.outside_inside.list_item == ListItem::Yes; }
Inside inside() const
{
VERIFY(is_outside_and_inside());
return m_value.outside_inside.inside;
}
bool is_flow_inside() const { return is_outside_and_inside() && inside() == Inside::Flow; }
bool is_flow_root_inside() const { return is_outside_and_inside() && inside() == Inside::FlowRoot; }
bool is_table_inside() const { return is_outside_and_inside() && inside() == Inside::Table; }
bool is_flex_inside() const { return is_outside_and_inside() && inside() == Inside::Flex; }
bool is_grid_inside() const { return is_outside_and_inside() && inside() == Inside::Grid; }
bool is_ruby_inside() const { return is_outside_and_inside() && inside() == Inside::Ruby; }
enum class Short {
None,
Contents,
Block,
FlowRoot,
Inline,
InlineBlock,
RunIn,
ListItem,
InlineListItem,
Flex,
InlineFlex,
Grid,
InlineGrid,
Ruby,
BlockRuby,
Table,
InlineTable,
};
enum class ListItem {
No,
Yes,
};
static Display from_short(Short short_)
{
switch (short_) {
case Short::None:
return Display { Box::None };
case Short::Contents:
return Display { Box::Contents };
case Short::Block:
return Display { Outside::Block, Inside::Flow };
case Short::FlowRoot:
return Display { Outside::Block, Inside::FlowRoot };
case Short::Inline:
return Display { Outside::Inline, Inside::Flow };
case Short::InlineBlock:
return Display { Outside::Inline, Inside::FlowRoot };
case Short::RunIn:
return Display { Outside::RunIn, Inside::Flow };
case Short::ListItem:
return Display { Outside::Block, Inside::Flow, ListItem::Yes };
case Short::InlineListItem:
return Display { Outside::Inline, Inside::Flow, ListItem::Yes };
case Short::Flex:
return Display { Outside::Block, Inside::Flex };
case Short::InlineFlex:
return Display { Outside::Inline, Inside::Flex };
case Short::Grid:
return Display { Outside::Block, Inside::Grid };
case Short::InlineGrid:
return Display { Outside::Inline, Inside::Grid };
case Short::Ruby:
return Display { Outside::Inline, Inside::Ruby };
case Short::BlockRuby:
return Display { Outside::Block, Inside::Ruby };
case Short::Table:
return Display { Outside::Block, Inside::Table };
case Short::InlineTable:
return Display { Outside::Inline, Inside::Table };
}
VERIFY_NOT_REACHED();
}
Display(Outside outside, Inside inside)
: m_type(Type::OutsideAndInside)
{
m_value.outside_inside = {
.outside = outside,
.inside = inside,
.list_item = ListItem::No,
};
}
Display(Outside outside, Inside inside, ListItem list_item)
: m_type(Type::OutsideAndInside)
{
m_value.outside_inside = {
.outside = outside,
.inside = inside,
.list_item = list_item,
};
}
explicit Display(Internal internal)
: m_type(Type::Internal)
{
m_value.internal = internal;
}
explicit Display(Box box)
: m_type(Type::Box)
{
m_value.box = box;
}
private:
Type m_type {};
union {
struct {
Outside outside;
Inside inside;
ListItem list_item;
} outside_inside;
Internal internal;
Box box;
} m_value {};
};
}
|
