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Use Option<RGBA> for color in shadow

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Xidorn Quan 2017-08-18 11:48:26 +10:00
parent f6a42ed9c1
commit 4e0b1071e7
5 changed files with 26 additions and 26 deletions
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8
components/style/values/animated/effects.rs
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@ -12,7 +12,7 @@ use std::cmp;
#[cfg(not(feature = "gecko"))]
use values::Impossible;
use values::animated::{ToAnimatedValue, ToAnimatedZero};
use values::animated::color::Color;
use values::animated::color::RGBA;
use values::computed::{Angle, NonNegativeNumber};
use values::computed::length::{Length, NonNegativeLength};
use values::distance::{ComputeSquaredDistance, SquaredDistance};
@ -34,7 +34,7 @@ pub type TextShadowList = ShadowList<SimpleShadow>;
pub struct ShadowList<Shadow>(Vec<Shadow>);
/// An animated value for a single `box-shadow`.
pub type BoxShadow = GenericBoxShadow<Color, Length, NonNegativeLength, Length>;
pub type BoxShadow = GenericBoxShadow<Option<RGBA>, Length, NonNegativeLength, Length>;
/// An animated value for the `filter` property.
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
@ -50,7 +50,7 @@ pub type Filter = GenericFilter<Angle, NonNegativeNumber, NonNegativeLength, Sim
pub type Filter = GenericFilter<Angle, NonNegativeNumber, NonNegativeLength, Impossible>;
/// An animated value for the `drop-shadow()` filter.
pub type SimpleShadow = GenericSimpleShadow<Color, Length, NonNegativeLength>;
pub type SimpleShadow = GenericSimpleShadow<Option<RGBA>, Length, NonNegativeLength>;
impl ToAnimatedValue for ComputedBoxShadowList {
type AnimatedValue = BoxShadowList;
@ -245,7 +245,7 @@ impl ToAnimatedZero for SimpleShadow {
#[inline]
fn to_animated_zero(&self) -> Result<Self, ()> {
Ok(SimpleShadow {
color: Color::transparent(),
color: Some(RGBA::transparent()),
horizontal: self.horizontal.to_animated_zero()?,
vertical: self.vertical.to_animated_zero()?,
blur: self.blur.to_animated_zero()?,