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
|
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
//! @page at-rule properties
use crate::values::generics::NonNegative;
use crate::values::specified::length::AbsoluteLength;
/// Page size names.
///
/// https://drafts.csswg.org/css-page-3/#typedef-page-size-page-size
#[derive(
Clone, Copy, Debug, Eq, MallocSizeOf, Parse, PartialEq, SpecifiedValueInfo, ToCss, ToShmem,
)]
#[repr(u8)]
pub enum PaperSize {
/// ISO A5 media
A5,
/// ISO A4 media
A4,
/// ISO A3 media
A3,
/// ISO B5 media
B5,
/// ISO B4 media
B4,
/// JIS B5 media
JisB5,
/// JIS B4 media
JisB4,
/// North American Letter size
Letter,
/// North American Legal size
Legal,
/// North American Ledger size
Ledger,
}
impl PaperSize {
/// Gets the long edge length of the paper size
pub fn long_edge(&self) -> NonNegative<AbsoluteLength> {
NonNegative(match *self {
PaperSize::A5 => AbsoluteLength::Mm(210.0),
PaperSize::A4 => AbsoluteLength::Mm(297.0),
PaperSize::A3 => AbsoluteLength::Mm(420.0),
PaperSize::B5 => AbsoluteLength::Mm(250.0),
PaperSize::B4 => AbsoluteLength::Mm(353.0),
PaperSize::JisB5 => AbsoluteLength::Mm(257.0),
PaperSize::JisB4 => AbsoluteLength::Mm(364.0),
PaperSize::Letter => AbsoluteLength::In(11.0),
PaperSize::Legal => AbsoluteLength::In(14.0),
PaperSize::Ledger => AbsoluteLength::In(17.0),
})
}
/// Gets the short edge length of the paper size
pub fn short_edge(&self) -> NonNegative<AbsoluteLength> {
NonNegative(match *self {
PaperSize::A5 => AbsoluteLength::Mm(148.0),
PaperSize::A4 => AbsoluteLength::Mm(210.0),
PaperSize::A3 => AbsoluteLength::Mm(297.0),
PaperSize::B5 => AbsoluteLength::Mm(176.0),
PaperSize::B4 => AbsoluteLength::Mm(250.0),
PaperSize::JisB5 => AbsoluteLength::Mm(182.0),
PaperSize::JisB4 => AbsoluteLength::Mm(257.0),
PaperSize::Letter => AbsoluteLength::In(8.5),
PaperSize::Legal => AbsoluteLength::In(8.5),
PaperSize::Ledger => AbsoluteLength::In(11.0),
})
}
}
/// Page orientation names.
///
/// https://drafts.csswg.org/css-page-3/#page-orientation-prop
#[derive(
Clone,
Copy,
Debug,
Eq,
MallocSizeOf,
Parse,
PartialEq,
SpecifiedValueInfo,
ToComputedValue,
ToCss,
ToResolvedValue,
ToShmem,
)]
#[repr(u8)]
pub enum PageOrientation {
/// upright
Upright,
/// rotate-left (counter-clockwise)
RotateLeft,
/// rotate-right (clockwise)
RotateRight,
}
/// Paper orientation
///
/// https://drafts.csswg.org/css-page-3/#page-size-prop
#[derive(
Clone,
Copy,
Debug,
Eq,
MallocSizeOf,
Parse,
PartialEq,
SpecifiedValueInfo,
ToCss,
ToResolvedValue,
ToShmem,
)]
#[repr(u8)]
pub enum PageSizeOrientation {
/// Portrait orientation
Portrait,
/// Landscape orientation
Landscape,
}
#[inline]
fn is_portrait(orientation: &PageSizeOrientation) -> bool {
*orientation == PageSizeOrientation::Portrait
}
/// Page size property
///
/// https://drafts.csswg.org/css-page-3/#page-size-prop
#[derive(Clone, Copy, Debug, MallocSizeOf, PartialEq, SpecifiedValueInfo, ToCss, ToShmem)]
#[repr(C, u8)]
pub enum GenericPageSize<S> {
/// `auto` value.
Auto,
/// Page dimensions.
Size(S),
/// An orientation with no size.
Orientation(PageSizeOrientation),
/// Paper size by name
PaperSize(
PaperSize,
#[css(skip_if = "is_portrait")] PageSizeOrientation,
),
}
pub use self::GenericPageSize as PageSize;
impl<S> PageSize<S> {
/// `auto` value.
#[inline]
pub fn auto() -> Self {
PageSize::Auto
}
/// Whether this is the `auto` value.
#[inline]
pub fn is_auto(&self) -> bool {
matches!(*self, PageSize::Auto)
}
}
|
