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Make font-feature-settings a subprop of font

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This commit is contained in:
Xidorn Quan 2017-05-12 14:53:57 +10:00
parent 29f5b226ac
commit 5b4f0686c7
5 changed files with 41 additions and 24 deletions
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31
components/style/properties/longhand/font.mako.rs
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@ -22,7 +22,7 @@
impl ToCss for SpecifiedValue {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
match *self {
SpecifiedValue::Value(v) => v.to_css(dest),
SpecifiedValue::Value(ref v) => v.to_css(dest),
SpecifiedValue::System(_) => Ok(())
}
}
@ -47,17 +47,17 @@
fn to_computed_value(&self, _context: &Context) -> computed_value::T {
match *self {
SpecifiedValue::Value(v) => v,
SpecifiedValue::Value(ref v) => v.clone(),
SpecifiedValue::System(_) => {
<%self:nongecko_unreachable>
_context.cached_system_font.as_ref().unwrap().${name}
_context.cached_system_font.as_ref().unwrap().${name}.clone()
</%self:nongecko_unreachable>
}
}
}
fn from_computed_value(other: &computed_value::T) -> Self {
SpecifiedValue::Value(*other)
SpecifiedValue::Value(other.clone())
}
}
</%def>
@ -1777,17 +1777,24 @@ ${helpers.single_keyword_system("font-variant-position",
spec="https://drafts.csswg.org/css-fonts/#propdef-font-variant-position",
animation_value_type="none")}
<%helpers:longhand name="font-feature-settings" products="gecko" animation_value_type="none" extra_prefixes="moz"
<%helpers:longhand name="font-feature-settings" products="gecko" animation_value_type="none"
extra_prefixes="moz" boxed="True"
spec="https://drafts.csswg.org/css-fonts/#propdef-font-feature-settings">
use properties::longhands::system_font::SystemFont;
use std::fmt;
use style_traits::ToCss;
use values::HasViewportPercentage;
use values::computed::ComputedValueAsSpecified;
pub use self::computed_value::T as SpecifiedValue;
impl ComputedValueAsSpecified for SpecifiedValue {}
#[derive(Debug, Clone, PartialEq)]
pub enum SpecifiedValue {
Value(computed_value::T),
System(SystemFont)
}
no_viewport_percentage!(SpecifiedValue);
<%self:simple_system_boilerplate name="font_feature_settings"></%self:simple_system_boilerplate>
pub mod computed_value {
use cssparser::Parser;
use parser::{Parse, ParserContext};
@ -1891,13 +1898,18 @@ ${helpers.single_keyword_system("font-variant-position",
computed_value::T::Normal
}
#[inline]
pub fn get_initial_specified_value() -> SpecifiedValue {
SpecifiedValue::Value(computed_value::T::Normal)
}
/// normal | <feature-tag-value>#
pub fn parse(context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue, ()> {
if input.try(|input| input.expect_ident_matching("normal")).is_ok() {
Ok(computed_value::T::Normal)
Ok(SpecifiedValue::Value(computed_value::T::Normal))
} else {
input.parse_comma_separated(|i| computed_value::FeatureTagValue::parse(context, i))
.map(computed_value::T::Tag)
.map(computed_value::T::Tag).map(SpecifiedValue::Value)
}
}
</%helpers:longhand>
@ -2390,6 +2402,7 @@ ${helpers.single_keyword("-moz-math-variant",
% endfor
font_language_override: longhands::font_language_override::computed_value
::T(system.languageOverride),
font_feature_settings: longhands::font_feature_settings::get_initial_value(),
system_font: *self,
};
unsafe { bindings::Gecko_nsFont_Destroy(&mut system); }