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Implement rotate property styling

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CJ Ku 2018-01-25 12:44:20 +09:00 • committed by Brian Birtles
parent a8c133d07e
commit 62c0c6feee
9 changed files with 113 additions and 16 deletions
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28
components/style/values/specified/transform.rs
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@ -14,6 +14,7 @@ use values::computed::transform::TimingFunction as ComputedTimingFunction;
use values::generics::transform::{Matrix3D, Transform as GenericTransform};
use values::generics::transform::{StepPosition, TimingFunction as GenericTimingFunction, Matrix};
use values::generics::transform::{TimingKeyword, TransformOrigin as GenericTransformOrigin};
use values::generics::transform::Rotate as GenericRotate;
use values::generics::transform::TransformOperation as GenericTransformOperation;
use values::specified::{self, Angle, Number, Length, Integer};
use values::specified::{LengthOrNumber, LengthOrPercentage, LengthOrPercentageOrNumber};
@ -508,3 +509,30 @@ impl ToComputedValue for TimingFunction {
}
}
}
/// A specified CSS `rotate`
pub type Rotate = GenericRotate<Number, Angle>;
impl Parse for Rotate {
fn parse<'i, 't>(
context: &ParserContext,
input: &mut Parser<'i, 't>
) -> Result<Self, ParseError<'i>> {
if input.try(|i| i.expect_ident_matching("none")).is_ok() {
return Ok(GenericRotate::None);
}
if let Some(rx) = input.try(|i| Number::parse(context, i)).ok() {
// 'rotate: <number>{3} <angle>'
let ry = Number::parse(context, input)?;
let rz = Number::parse(context, input)?;
let angle = specified::Angle::parse(context, input)?;
return Ok(GenericRotate::Rotate3D(rx, ry, rz, angle));
}
// 'rotate: <angle>'
let angle = specified::Angle::parse(context, input)?;
Ok(GenericRotate::Rotate(angle))
}
}