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style: Rewrite restyling to split between resolving styles and handling changes.

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MozReview-Commit-ID: 4BzjbLbFebF
This commit is contained in:
Emilio Cobos Álvarez 2017-07-12 08:40:23 +02:00
parent 0ad2d39c30
commit c6d5dbbb01
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GPG key ID: 056B727BB9C1027C
8 changed files with 485 additions and 1500 deletions
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43
ports/geckolib/glue.rs
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@ -664,32 +664,35 @@ pub extern "C" fn Servo_StyleSet_GetBaseComputedValuesForElement(raw_data: RawSe
let doc_data = PerDocumentStyleData::from_ffi(raw_data).borrow();
let global_style_data = &*GLOBAL_STYLE_DATA;
let guard = global_style_data.shared_lock.read();
let shared_context = create_shared_context(&global_style_data,
&guard,
&doc_data,
TraversalFlags::empty(),
unsafe { &*snapshots });
let element = GeckoElement(element);
let element_data = element.borrow_data().unwrap();
let styles = &element_data.styles;
let pseudo = PseudoElement::from_pseudo_type(pseudo_type);
let pseudos = &styles.pseudos;
let pseudo_style = match pseudo {
Some(ref p) => {
let style = pseudos.get(p);
debug_assert!(style.is_some());
style
}
None => None,
if let Some(pseudo) = PseudoElement::from_pseudo_type(pseudo_type) {
// This style already doesn't have animations.
return styles
.pseudos
.get(&pseudo)
.expect("GetBaseComputedValuesForElement for an unexisting pseudo?")
.clone().into_strong();
}
let shared = create_shared_context(&global_style_data,
&guard,
&doc_data,
TraversalFlags::empty(),
unsafe { &*snapshots });
let mut tlc = ThreadLocalStyleContext::new(&shared);
let mut context = StyleContext {
shared: &shared,
thread_local: &mut tlc,
};
let provider = get_metrics_provider_for_product();
element.get_base_style(&shared_context,
&provider,
styles.primary(),
pseudo_style)
.into_strong()
element.get_base_style(
&mut context,
styles.primary(),
).into_strong()
}
#[no_mangle]