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Derive ComputeSquaredDistance

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This commit is contained in:
Anthony Ramine 2017-08-13 00:50:36 +02:00
parent 51b740033b
commit 277351da35
22 changed files with 162 additions and 391 deletions
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25
components/style/values/computed/mod.rs
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@ -543,9 +543,9 @@ pub type LengthOrPercentageOrNumber = Either<Number, LengthOrPercentage>;
/// NonNegativeLengthOrPercentage | NonNegativeNumber
pub type NonNegativeLengthOrPercentageOrNumber = Either<NonNegativeNumber, NonNegativeLengthOrPercentage>;
#[derive(Clone, PartialEq, Eq, Copy, Debug)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
#[allow(missing_docs)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
#[derive(Clone, ComputeSquaredDistance, Copy, Debug, Eq, PartialEq)]
/// A computed cliprect for clip and image-region
pub struct ClipRect {
pub top: Option<Au>,
@ -554,18 +554,6 @@ pub struct ClipRect {
pub left: Option<Au>,
}
impl ComputeSquaredDistance for ClipRect {
#[inline]
fn compute_squared_distance(&self, other: &Self) -> Result<SquaredDistance, ()> {
Ok(
self.top.compute_squared_distance(&other.top)? +
self.right.compute_squared_distance(&other.right)? +
self.bottom.compute_squared_distance(&other.bottom)? +
self.left.compute_squared_distance(&other.left)?,
)
}
}
impl ToCss for ClipRect {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
dest.write_str("rect(")?;
@ -671,17 +659,10 @@ impl From<Au> for NonNegativeAu {
}
/// A computed `<percentage>` value.
#[derive(Clone, Copy, Debug, Default, PartialEq, HasViewportPercentage)]
#[derive(Clone, ComputeSquaredDistance, Copy, Debug, Default, HasViewportPercentage, PartialEq)]
#[cfg_attr(feature = "servo", derive(Deserialize, HeapSizeOf, Serialize))]
pub struct Percentage(pub CSSFloat);
impl ComputeSquaredDistance for Percentage {
#[inline]
fn compute_squared_distance(&self, other: &Self) -> Result<SquaredDistance, ()> {
self.0.compute_squared_distance(&other.0)
}
}
impl Percentage {
/// 0%
#[inline]