servo/components/style/values/computed/border.rs

45 lines
1.7 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 http://mozilla.org/MPL/2.0/. */
//! Computed types for CSS values related to borders.
use values::animated::ToAnimatedZero;
use values::computed::{Number, NumberOrPercentage};
use values::computed::length::LengthOrPercentage;
use values::generics::border::BorderCornerRadius as GenericBorderCornerRadius;
use values::generics::border::BorderImageSideWidth as GenericBorderImageSideWidth;
use values::generics::border::BorderImageSlice as GenericBorderImageSlice;
use values::generics::border::BorderRadius as GenericBorderRadius;
use values::generics::rect::Rect;
/// A computed value for the `border-image-width` property.
pub type BorderImageWidth = Rect<BorderImageSideWidth>;
/// A computed value for a single side of a `border-image-width` property.
pub type BorderImageSideWidth = GenericBorderImageSideWidth<LengthOrPercentage, Number>;
/// A computed value for the `border-image-slice` property.
pub type BorderImageSlice = GenericBorderImageSlice<NumberOrPercentage>;
/// A computed value for the `border-radius` property.
pub type BorderRadius = GenericBorderRadius<LengthOrPercentage>;
/// A computed value for the `border-*-radius` longhand properties.
pub type BorderCornerRadius = GenericBorderCornerRadius<LengthOrPercentage>;
impl BorderImageSideWidth {
/// Returns `1`.
#[inline]
pub fn one() -> Self {
GenericBorderImageSideWidth::Number(1.)
}
}
impl ToAnimatedZero for BorderCornerRadius {
#[inline]
fn to_animated_zero(&self) -> Result<Self, ()> {
// FIXME(nox): Why?
Err(())
}
}