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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 CSS values related to backgrounds.
use crate::values::generics::length::{GenericLengthPercentageOrAuto, LengthPercentageOrAuto};
/// A generic value for the `background-size` property.
#[derive(
Animate,
Clone,
ComputeSquaredDistance,
Copy,
Debug,
MallocSizeOf,
PartialEq,
SpecifiedValueInfo,
ToAnimatedValue,
ToAnimatedZero,
ToComputedValue,
ToCss,
ToResolvedValue,
ToShmem,
)]
#[repr(C, u8)]
pub enum GenericBackgroundSize<LengthPercent> {
/// `<width> <height>`
ExplicitSize {
/// Explicit width.
width: GenericLengthPercentageOrAuto<LengthPercent>,
/// Explicit height.
#[css(skip_if = "GenericLengthPercentageOrAuto::is_auto")]
height: GenericLengthPercentageOrAuto<LengthPercent>,
},
/// `cover`
#[animation(error)]
Cover,
/// `contain`
#[animation(error)]
Contain,
}
pub use self::GenericBackgroundSize as BackgroundSize;
impl<LengthPercentage> BackgroundSize<LengthPercentage> {
/// Returns `auto auto`.
pub fn auto() -> Self {
GenericBackgroundSize::ExplicitSize {
width: LengthPercentageOrAuto::Auto,
height: LengthPercentageOrAuto::Auto,
}
}
}