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style: Add the size-adjust descriptor to the style system

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Differential Revision: https://phabricator.services.mozilla.com/D110022
This commit is contained in:
Oriol Brufau 2023-05-16 22:56:28 +02:00
parent 3024516019
commit 4b973885a3
2 changed files with 15 additions and 1 deletions
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8
components/style/font_face.rs
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@ -23,7 +23,7 @@ use crate::values::specified::font::{AbsoluteFontWeight, FontStretch};
#[cfg(feature = "gecko")]
use crate::values::specified::font::MetricsOverride;
use crate::values::specified::url::SpecifiedUrl;
use crate::values::specified::Angle;
use crate::values::specified::{Angle, NonNegativePercentage};
#[cfg(feature = "gecko")]
use cssparser::UnicodeRange;
use cssparser::{AtRuleParser, DeclarationListParser, DeclarationParser, Parser};
@ -429,6 +429,9 @@ macro_rules! is_descriptor_enabled {
("line-gap-override") => {
static_prefs::pref!("layout.css.font-metrics-overrides.enabled")
};
("size-adjust") => {
static_prefs::pref!("layout.css.size-adjust.enabled")
};
($name:tt) => {
true
};
@ -596,6 +599,9 @@ font_face_descriptors! {
/// The line-gap override for this font face.
"line-gap-override" line_gap_override / mLineGapOverride: MetricsOverride,
/// The size adjustment for this font face.
"size-adjust" size_adjust / mSizeAdjust: NonNegativePercentage,
]
}

8
components/style/values/specified/percentage.rs
View file

@ -186,3 +186,11 @@ impl Parse for NonNegativePercentage {
Ok(NonNegative(Percentage::parse_non_negative(context, input)?))
}
}
impl NonNegativePercentage {
/// Convert to ComputedPercentage, for FontFaceRule size-adjust getter.
#[inline]
pub fn compute(&self) -> ComputedPercentage {
ComputedPercentage(self.0.get())
}
}