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Derive ToCss for EndingShape

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This commit is contained in:
Anthony Ramine 2017-06-13 11:29:46 +02:00
parent fe19c3810c
commit 53b465895f
1 changed files with 13 additions and 17 deletions
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30
components/style/values/generics/image.rs
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@ -69,7 +69,7 @@ pub enum GradientKind<LineDirection, Length, LengthOrPercentage, Position> {
}
/// A radial gradient's ending shape.
#[derive(Clone, Copy, Debug, HasViewportPercentage, PartialEq, ToComputedValue)]
#[derive(Clone, Copy, Debug, HasViewportPercentage, PartialEq, ToComputedValue, ToCss)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum EndingShape<Length, LengthOrPercentage> {
/// A circular gradient.
@ -89,7 +89,7 @@ pub enum Circle<Length> {
}
/// An ellipse shape.
#[derive(Clone, Copy, Debug, HasViewportPercentage, PartialEq, ToComputedValue)]
#[derive(Clone, Copy, Debug, HasViewportPercentage, PartialEq, ToComputedValue, ToCss)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum Ellipse<LengthOrPercentage> {
/// An ellipse pair of radii.
@ -286,30 +286,26 @@ pub trait LineDirection {
where W: fmt::Write;
}
impl<L, LoP> ToCss for EndingShape<L, LoP>
where L: ToCss, LoP: ToCss,
impl<L> ToCss for Circle<L>
where
L: ToCss,
{
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result
where
W: fmt::Write,
{
match *self {
EndingShape::Circle(Circle::Extent(ShapeExtent::FarthestCorner)) |
EndingShape::Circle(Circle::Extent(ShapeExtent::Cover)) => {
Circle::Extent(ShapeExtent::FarthestCorner) |
Circle::Extent(ShapeExtent::Cover) => {
dest.write_str("circle")
},
EndingShape::Circle(Circle::Extent(keyword)) => {
Circle::Extent(keyword) => {
dest.write_str("circle ")?;
keyword.to_css(dest)
},
EndingShape::Circle(Circle::Radius(ref length)) => {
Circle::Radius(ref length) => {
length.to_css(dest)
},
EndingShape::Ellipse(Ellipse::Extent(keyword)) => {
keyword.to_css(dest)
},
EndingShape::Ellipse(Ellipse::Radii(ref x, ref y)) => {
x.to_css(dest)?;
dest.write_str(" ")?;
y.to_css(dest)
},
}
}
}