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
|
/*
* Copyright (C) 2022 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <wtf/Forward.h>
#include <wtf/OptionSet.h>
#include <wtf/text/AtomString.h>
namespace WebCore {
class CSSValue;
class StyleProperties;
struct CSSCounterStyleDescriptors {
using Name = AtomString;
using Ranges = Vector<std::pair<int, int>>;
using SystemData = std::pair<CSSCounterStyleDescriptors::Name, int>;
// The keywords that can be used as values for the counter-style `system` descriptor.
// https://www.w3.org/TR/css-counter-styles-3/#counter-style-system
struct Symbol {
bool isCustomIdent { false };
String text;
bool operator==(const Symbol& other) const { return isCustomIdent == other.isCustomIdent && text == other.text; }
String cssText() const;
};
using AdditiveSymbols = Vector<std::pair<Symbol, unsigned>>;
enum class System : uint8_t {
Cyclic,
Numeric,
Alphabetic,
Symbolic,
Additive,
Fixed,
SimplifiedChineseInformal,
SimplifiedChineseFormal,
TraditionalChineseInformal,
TraditionalChineseFormal,
EthiopicNumeric,
Extends
};
enum class SpeakAs : uint8_t {
Auto,
Bullets,
Numbers,
Words,
SpellOut,
CounterStyleNameReference,
};
struct Pad {
unsigned m_padMinimumLength = 0;
Symbol m_padSymbol;
bool operator==(const Pad& other) const { return m_padMinimumLength == other.m_padMinimumLength && m_padSymbol == other.m_padSymbol; }
String cssText() const;
};
struct NegativeSymbols {
Symbol m_prefix = { false, "-"_s };
Symbol m_suffix;
bool operator==(const NegativeSymbols& other) const { return m_prefix == other.m_prefix && m_suffix == other.m_suffix; }
};
enum class ExplicitlySetDescriptors: uint16_t {
System = 1 << 0,
Negative = 1 << 1,
Prefix = 1 << 2,
Suffix = 1 << 3,
Range = 1 << 4,
Pad = 1 << 5,
Fallback = 1 << 6,
Symbols = 1 << 7,
AdditiveSymbols = 1 << 8,
SpeakAs = 1 << 9
};
// create() is prefered here rather than a custom constructor, so that the Struct still classifies as an aggregate.
static CSSCounterStyleDescriptors create(AtomString name, const StyleProperties&);
bool operator==(const CSSCounterStyleDescriptors& other) const
{
return m_name == other.m_name
&& m_system == other.m_system
&& m_negativeSymbols == other.m_negativeSymbols
&& m_prefix == other.m_prefix
&& m_suffix == other.m_suffix
&& m_ranges == other.m_ranges
&& m_pad == other.m_pad
&& m_fallbackName == other.m_fallbackName
&& m_symbols == other.m_symbols
&& m_additiveSymbols == other.m_additiveSymbols
&& m_speakAs == other.m_speakAs
&& m_extendsName == other.m_extendsName
&& m_fixedSystemFirstSymbolValue == other.m_fixedSystemFirstSymbolValue
&& m_explicitlySetDescriptors == other.m_explicitlySetDescriptors;
}
void setExplicitlySetDescriptors(const StyleProperties&);
bool isValid() const;
static bool areSymbolsValidForSystem(System, const Vector<Symbol>&, const AdditiveSymbols&);
void setName(Name);
void setSystem(System);
void setSystemData(SystemData);
void setNegative(NegativeSymbols);
void setPrefix(Symbol);
void setSuffix(Symbol);
void setRanges(Ranges);
void setPad(Pad);
void setFallbackName(Name);
void setSymbols(Vector<Symbol>);
void setAdditiveSymbols(AdditiveSymbols);
String nameCSSText() const;
String systemCSSText() const;
String negativeCSSText() const;
String prefixCSSText() const;
String suffixCSSText() const;
String rangesCSSText() const;
String padCSSText() const;
String fallbackCSSText() const;
String symbolsCSSText() const;
String additiveSymbolsCSSText() const;
Name m_name;
System m_system;
NegativeSymbols m_negativeSymbols;
Symbol m_prefix;
Symbol m_suffix;
Ranges m_ranges;
Pad m_pad;
Name m_fallbackName;
Vector<Symbol> m_symbols;
AdditiveSymbols m_additiveSymbols;
SpeakAs m_speakAs;
Name m_extendsName;
int m_fixedSystemFirstSymbolValue;
OptionSet<ExplicitlySetDescriptors> m_explicitlySetDescriptors;
bool m_isExtendedResolved { false };
};
CSSCounterStyleDescriptors::Ranges rangeFromCSSValue(Ref<CSSValue>);
CSSCounterStyleDescriptors::AdditiveSymbols additiveSymbolsFromCSSValue(Ref<CSSValue>);
CSSCounterStyleDescriptors::Pad padFromCSSValue(Ref<CSSValue>);
CSSCounterStyleDescriptors::NegativeSymbols negativeSymbolsFromCSSValue(Ref<CSSValue>);
CSSCounterStyleDescriptors::Symbol symbolFromCSSValue(RefPtr<CSSValue>);
Vector<CSSCounterStyleDescriptors::Symbol> symbolsFromCSSValue(Ref<CSSValue>);
CSSCounterStyleDescriptors::Name fallbackNameFromCSSValue(Ref<CSSValue>);
CSSCounterStyleDescriptors::SystemData extractSystemDataFromCSSValue(RefPtr<CSSValue>, CSSCounterStyleDescriptors::System);
} // namespace WebCore
|
