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stylo: Support mathsize, width, and scriptminsize presentation attributes in MathML

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This commit is contained in:
Manish Goregaokar 2017-04-10 15:28:48 +08:00 • committed by Manish Goregaokar
parent 1ea8175163
commit 6e842c373c
4 changed files with 91 additions and 8 deletions
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38
ports/geckolib/glue.rs
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@ -1413,6 +1413,41 @@ pub extern "C" fn Servo_DeclarationBlock_SetPixelValue(declarations:
})
}
#[no_mangle]
pub extern "C" fn Servo_DeclarationBlock_SetLengthValue(declarations:
RawServoDeclarationBlockBorrowed,
property: nsCSSPropertyID,
value: f32,
unit: structs::nsCSSUnit) {
use style::properties::{PropertyDeclaration, LonghandId};
use style::values::specified::length::{AbsoluteLength, FontRelativeLength};
use style::values::specified::length::{LengthOrPercentage, NoCalcLength};
let long = get_longhand_from_id!(property);
let nocalc = match unit {
structs::nsCSSUnit::eCSSUnit_EM => NoCalcLength::FontRelative(FontRelativeLength::Em(value)),
structs::nsCSSUnit::eCSSUnit_XHeight => NoCalcLength::FontRelative(FontRelativeLength::Ex(value)),
structs::nsCSSUnit::eCSSUnit_Pixel => NoCalcLength::Absolute(AbsoluteLength::Px(value)),
structs::nsCSSUnit::eCSSUnit_Inch => NoCalcLength::Absolute(AbsoluteLength::In(value)),
structs::nsCSSUnit::eCSSUnit_Centimeter => NoCalcLength::Absolute(AbsoluteLength::Cm(value)),
structs::nsCSSUnit::eCSSUnit_Millimeter => NoCalcLength::Absolute(AbsoluteLength::Mm(value)),
structs::nsCSSUnit::eCSSUnit_Point => NoCalcLength::Absolute(AbsoluteLength::Pt(value)),
structs::nsCSSUnit::eCSSUnit_Pica => NoCalcLength::Absolute(AbsoluteLength::Pc(value)),
structs::nsCSSUnit::eCSSUnit_Quarter => NoCalcLength::Absolute(AbsoluteLength::Q(value)),
_ => unreachable!("Unknown unit {:?} passed to SetLengthValue", unit)
};
let prop = match_wrap_declared! { long,
Width => nocalc.into(),
FontSize => LengthOrPercentage::from(nocalc).into(),
MozScriptMinSize => nocalc.into(),
};
write_locked_arc(declarations, |decls: &mut PropertyDeclarationBlock| {
decls.push(prop, Importance::Normal);
})
}
#[no_mangle]
pub extern "C" fn Servo_DeclarationBlock_SetNumberValue(declarations:
RawServoDeclarationBlockBorrowed,
@ -1439,7 +1474,7 @@ pub extern "C" fn Servo_DeclarationBlock_SetPercentValue(declarations:
property: nsCSSPropertyID,
value: f32) {
use style::properties::{PropertyDeclaration, LonghandId};
use style::values::specified::length::Percentage;
use style::values::specified::length::{LengthOrPercentage, Percentage};
let long = get_longhand_from_id!(property);
let pc = Percentage(value);
@ -1451,6 +1486,7 @@ pub extern "C" fn Servo_DeclarationBlock_SetPercentValue(declarations:
MarginRight => pc.into(),
MarginBottom => pc.into(),
MarginLeft => pc.into(),
FontSize => LengthOrPercentage::from(pc).into(),
};
write_locked_arc(declarations, |decls: &mut PropertyDeclarationBlock| {
decls.push(prop, Importance::Normal);