mirror of
https://github.com/servo/servo.git
synced 2025-06-06 16:45:39 +00:00
1003d644aa
There are some mediaqueries-5 features that we still don't support and
explain the remaining failures in at-container-{parsing,serialization}.
Differential Revision: https://phabricator.services.mozilla.com/D144446
132 lines
3.6 KiB
Rust
132 lines
3.6 KiB
Rust
/* 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),
|
|
})
|
|
}
|
|
}
|
|
|
|
/// 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 PageOrientation {
|
|
/// Portrait orientation
|
|
Portrait,
|
|
/// Landscape orientation
|
|
Landscape,
|
|
}
|
|
|
|
#[inline]
|
|
fn is_portrait(orientation: &PageOrientation) -> bool {
|
|
*orientation == PageOrientation::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(PageOrientation),
|
|
/// Paper size by name
|
|
PaperSize(PaperSize, #[css(skip_if = "is_portrait")] PageOrientation),
|
|
}
|
|
|
|
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)
|
|
}
|
|
}
|