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Use Au::scale_by instead of duplicating it.

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Simon Sapin 2013-10-21 13:15:12 +02:00
parent 5c59699e4c
commit de06249408
1 changed files with 2 additions and 5 deletions
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7
src/components/style/common_types.rs
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@ -146,16 +146,13 @@ pub mod computed {
// TODO, as needed: root font size, viewport size, etc.
}
#[inline]
fn mul(a: Au, b: CSSFloat) -> Au { Au(((*a as CSSFloat) * b) as i32) }
pub fn compute_Au(value: specified::Length, context: &Context) -> Au {
match value {
specified::Au_(value) => value,
specified::Em(value) => mul(context.font_size, value),
specified::Em(value) => context.font_size.scale_by(value),
specified::Ex(value) => {
let x_height = 0.5; // TODO: find that from the font
mul(context.font_size, value * x_height)
context.font_size.scale_by(value * x_height)
},
}
}