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Rename LayerImage to ImageLayer and make it a type alias

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This commit is contained in:
Anthony Ramine 2017-05-12 22:24:30 +02:00
parent fa5b46b6ee
commit 73f77e0a53
12 changed files with 47 additions and 101 deletions
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18
components/style/values/computed/image.rs
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@ -11,6 +11,7 @@ use cssparser::Color as CSSColor;
use std::f32::consts::PI;
use std::fmt;
use style_traits::ToCss;
use values::{Either, None_};
use values::computed::{Angle, Context, Length, LengthOrPercentage, NumberOrPercentage, ToComputedValue};
use values::computed::position::Position;
use values::generics::image::{CompatMode, ColorStop as GenericColorStop, EndingShape as GenericEndingShape};
@ -20,6 +21,9 @@ use values::generics::image::{ImageRect as GenericImageRect, LineDirection as Ge
use values::specified::image::LineDirection as SpecifiedLineDirection;
use values::specified::position::{X, Y};
/// A computed image layer.
pub type ImageLayer = Either<None_, Image>;
/// Computed values for an image according to CSS-IMAGES.
/// https://drafts.csswg.org/css-images/#image-values
pub type Image = GenericImage<Gradient, ImageRect>;
@ -126,17 +130,3 @@ impl ToComputedValue for SpecifiedLineDirection {
}
}
}
/// Computed values for none | <image> | <mask-source>.
#[derive(Debug, Clone, PartialEq)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub struct LayerImage(pub Option<Image>);
impl ToCss for LayerImage {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
match self.0 {
None => dest.write_str("none"),
Some(ref image) => image.to_css(dest),
}
}
}