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Implement size attribute for <font> element

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This commit is contained in:
Corey Farwell 2015-09-19 15:04:11 -04:00
parent 520c907742
commit 74e4c4fdc7
12 changed files with 201 additions and 181 deletions
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21
components/style/properties.mako.rs
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@ -1919,6 +1919,7 @@ pub mod longhands {
use app_units::Au;
use cssparser::ToCss;
use std::fmt;
use values::FONT_MEDIUM_PX;
use values::computed::Context;
impl ToCss for SpecifiedValue {
@ -1933,9 +1934,8 @@ pub mod longhands {
use app_units::Au;
pub type T = Au;
}
const MEDIUM_PX: i32 = 16;
#[inline] pub fn get_initial_value() -> computed_value::T {
Au::from_px(MEDIUM_PX)
Au::from_px(FONT_MEDIUM_PX)
}
impl ToComputedValue for SpecifiedValue {
@ -1958,21 +1958,8 @@ pub mod longhands {
specified::LengthOrPercentage::Calc(_) => Err(())
})
.or_else(|()| {
match_ignore_ascii_case! { try!(input.expect_ident()),
"xx-small" => Ok(specified::Length::Absolute(Au::from_px(MEDIUM_PX) * 3 / 5)),
"x-small" => Ok(specified::Length::Absolute(Au::from_px(MEDIUM_PX) * 3 / 4)),
"small" => Ok(specified::Length::Absolute(Au::from_px(MEDIUM_PX) * 8 / 9)),
"medium" => Ok(specified::Length::Absolute(Au::from_px(MEDIUM_PX))),
"large" => Ok(specified::Length::Absolute(Au::from_px(MEDIUM_PX) * 6 / 5)),
"x-large" => Ok(specified::Length::Absolute(Au::from_px(MEDIUM_PX) * 3 / 2)),
"xx-large" => Ok(specified::Length::Absolute(Au::from_px(MEDIUM_PX) * 2)),
// https://github.com/servo/servo/issues/3423#issuecomment-56321664
"smaller" => Ok(specified::Length::FontRelative(specified::FontRelativeLength::Em(0.85))),
"larger" => Ok(specified::Length::FontRelative(specified::FontRelativeLength::Em(1.2)))
_ => Err(())
}
let ident = try!(input.expect_ident());
specified::Length::from_str(&ident as &str).ok_or(())
})
.map(SpecifiedValue)
}