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/* 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/. */
//! Generic types for counters-related CSS values.
#[cfg(feature = "servo")]
use crate::computed_values::list_style_type::T as ListStyleType;
#[cfg(feature = "gecko")]
use crate::values::generics::CounterStyle;
#[cfg(any(feature = "gecko", feature = "servo-layout-2020"))]
use crate::values::specified::Attr;
use crate::values::CustomIdent;
use std::ops::Deref;
/// A name / value pair for counters.
#[derive(
Clone,
Debug,
MallocSizeOf,
PartialEq,
SpecifiedValueInfo,
ToComputedValue,
ToCss,
ToResolvedValue,
ToShmem,
)]
#[repr(C)]
pub struct GenericCounterPair<Integer> {
/// The name of the counter.
pub name: CustomIdent,
/// The value of the counter / increment / etc.
pub value: Integer,
}
pub use self::GenericCounterPair as CounterPair;
/// A generic value for the `counter-increment` property.
#[derive(
Clone,
Debug,
Default,
MallocSizeOf,
PartialEq,
SpecifiedValueInfo,
ToComputedValue,
ToCss,
ToResolvedValue,
ToShmem,
)]
#[repr(transparent)]
pub struct GenericCounterIncrement<I>(pub GenericCounters<I>);
pub use self::GenericCounterIncrement as CounterIncrement;
impl<I> CounterIncrement<I> {
/// Returns a new value for `counter-increment`.
#[inline]
pub fn new(counters: Vec<CounterPair<I>>) -> Self {
CounterIncrement(Counters(counters.into()))
}
}
impl<I> Deref for CounterIncrement<I> {
type Target = [CounterPair<I>];
#[inline]
fn deref(&self) -> &Self::Target {
&(self.0).0
}
}
/// A generic value for the `counter-set` and `counter-reset` properties.
#[derive(
Clone,
Debug,
Default,
MallocSizeOf,
PartialEq,
SpecifiedValueInfo,
ToComputedValue,
ToCss,
ToResolvedValue,
ToShmem,
)]
#[repr(transparent)]
pub struct GenericCounterSetOrReset<I>(pub GenericCounters<I>);
pub use self::GenericCounterSetOrReset as CounterSetOrReset;
impl<I> CounterSetOrReset<I> {
/// Returns a new value for `counter-set` / `counter-reset`.
#[inline]
pub fn new(counters: Vec<CounterPair<I>>) -> Self {
CounterSetOrReset(Counters(counters.into()))
}
}
impl<I> Deref for CounterSetOrReset<I> {
type Target = [CounterPair<I>];
#[inline]
fn deref(&self) -> &Self::Target {
&(self.0).0
}
}
/// A generic value for lists of counters.
///
/// Keyword `none` is represented by an empty vector.
#[derive(
Clone,
Debug,
Default,
MallocSizeOf,
PartialEq,
SpecifiedValueInfo,
ToComputedValue,
ToCss,
ToResolvedValue,
ToShmem,
)]
#[repr(transparent)]
pub struct GenericCounters<I>(
#[css(iterable, if_empty = "none")] crate::OwnedSlice<GenericCounterPair<I>>,
);
pub use self::GenericCounters as Counters;
#[cfg(feature = "servo")]
type CounterStyleType = ListStyleType;
#[cfg(feature = "gecko")]
type CounterStyleType = CounterStyle;
#[cfg(feature = "servo")]
#[inline]
fn is_decimal(counter_type: &CounterStyleType) -> bool {
*counter_type == ListStyleType::Decimal
}
#[cfg(feature = "gecko")]
#[inline]
fn is_decimal(counter_type: &CounterStyleType) -> bool {
*counter_type == CounterStyle::decimal()
}
/// The specified value for the `content` property.
///
/// https://drafts.csswg.org/css-content/#propdef-content
#[derive(
Clone, Debug, Eq, MallocSizeOf, PartialEq, SpecifiedValueInfo, ToComputedValue, ToCss, ToShmem,
)]
#[repr(u8)]
pub enum GenericContent<ImageUrl> {
/// `normal` reserved keyword.
Normal,
/// `none` reserved keyword.
None,
/// Content items.
Items(#[css(iterable)] crate::OwnedSlice<GenericContentItem<ImageUrl>>),
}
pub use self::GenericContent as Content;
impl<ImageUrl> Content<ImageUrl> {
/// Whether `self` represents list of items.
#[inline]
pub fn is_items(&self) -> bool {
matches!(*self, Self::Items(..))
}
/// Set `content` property to `normal`.
#[inline]
pub fn normal() -> Self {
Content::Normal
}
}
/// Items for the `content` property.
#[derive(
Clone,
Debug,
Eq,
MallocSizeOf,
PartialEq,
SpecifiedValueInfo,
ToComputedValue,
ToCss,
ToResolvedValue,
ToShmem,
)]
#[repr(u8)]
pub enum GenericContentItem<ImageUrl> {
/// Literal string content.
String(crate::OwnedStr),
/// `counter(name, style)`.
#[css(comma, function)]
Counter(CustomIdent, #[css(skip_if = "is_decimal")] CounterStyleType),
/// `counters(name, separator, style)`.
#[css(comma, function)]
Counters(
CustomIdent,
crate::OwnedStr,
#[css(skip_if = "is_decimal")] CounterStyleType,
),
/// `open-quote`.
OpenQuote,
/// `close-quote`.
CloseQuote,
/// `no-open-quote`.
NoOpenQuote,
/// `no-close-quote`.
NoCloseQuote,
/// `-moz-alt-content`.
#[cfg(feature = "gecko")]
MozAltContent,
/// `attr([namespace? `|`]? ident)`
#[cfg(any(feature = "gecko", feature = "servo-layout-2020"))]
Attr(Attr),
/// `url(url)`
Url(ImageUrl),
}
pub use self::GenericContentItem as ContentItem;
|
