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Implement font feature values lookup for stylo

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Nazım Can Altınova 2017-08-23 20:38:00 -07:00
parent 4bdca9a312
commit 81be90cce2
5 changed files with 141 additions and 12 deletions
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25
ports/geckolib/glue.rs
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@ -87,6 +87,7 @@ use style::gecko_bindings::structs::ServoElementSnapshotTable;
use style::gecko_bindings::structs::ServoTraversalFlags;
use style::gecko_bindings::structs::StyleRuleInclusion;
use style::gecko_bindings::structs::URLExtraData;
use style::gecko_bindings::structs::gfxFontFeatureValueSet;
use style::gecko_bindings::structs::nsCSSValueSharedList;
use style::gecko_bindings::structs::nsCompatibility;
use style::gecko_bindings::structs::nsIDocument;
@ -3517,6 +3518,30 @@ pub extern "C" fn Servo_StyleSet_GetCounterStyleRule(raw_data: RawServoStyleSetB
}).unwrap_or(ptr::null_mut())
}
#[no_mangle]
pub extern "C" fn Servo_StyleSet_BuildFontFeatureValueSet(
raw_data: RawServoStyleSetBorrowed,
set: *mut gfxFontFeatureValueSet
) -> bool {
let data = PerDocumentStyleData::from_ffi(raw_data).borrow();
let global_style_data = &*GLOBAL_STYLE_DATA;
let guard = global_style_data.shared_lock.read();
let font_feature_values_iter = data.extra_style_data
.iter_origins_rev()
.flat_map(|(d, _)| d.font_feature_values.iter());
let mut any_rule = false;
for src in font_feature_values_iter {
any_rule = true;
let rule = src.read_with(&guard);
rule.set_at_rules(set);
}
any_rule
}
#[no_mangle]
pub extern "C" fn Servo_StyleSet_ResolveForDeclarations(
raw_data: RawServoStyleSetBorrowed,