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Revert "style: Make the transitions code make sense again."

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This reverts commit d6092fae27.

This change actually makes transitions start, and our code for stopping
transitions is just bogus, so we just keep re-starting them over and over, which
is not good.
This commit is contained in:
Emilio Cobos Álvarez 2018-10-17 15:46:21 +02:00
parent bcafe4188f
commit 3b7b21ebb5
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GPG key ID: 056B727BB9C1027C
5 changed files with 15 additions and 17 deletions
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4
components/style/animation.rs
View file

@ -345,8 +345,8 @@ impl PropertyAnimation {
let property_animation = PropertyAnimation {
property: animated_property,
timing_function,
duration,
timing_function: timing_function,
duration: duration,
};
if property_animation.does_animate() {

20
components/style/matching.rs
View file

@ -331,7 +331,7 @@ trait PrivateMatchMethods: TElement {
fn process_animations(
&self,
context: &mut StyleContext<Self>,
old_values: Option<&Arc<ComputedValues>>,
old_values: &mut Option<Arc<ComputedValues>>,
new_values: &mut Arc<ComputedValues>,
restyle_hint: RestyleHint,
important_rules_changed: bool,
@ -413,7 +413,7 @@ trait PrivateMatchMethods: TElement {
fn process_animations(
&self,
context: &mut StyleContext<Self>,
old_values: Option<&Arc<ComputedValues>>,
old_values: &mut Option<Arc<ComputedValues>>,
new_values: &mut Arc<ComputedValues>,
_restyle_hint: RestyleHint,
_important_rules_changed: bool,
@ -423,10 +423,11 @@ trait PrivateMatchMethods: TElement {
let mut possibly_expired_animations = vec![];
let shared_context = context.shared;
if old_values.is_some() {
if let Some(ref mut old) = *old_values {
// FIXME(emilio, #20116): This makes no sense.
self.update_animations_for_cascade(
shared_context,
new_values,
old,
&mut possibly_expired_animations,
&context.thread_local.font_metrics_provider,
);
@ -445,10 +446,7 @@ trait PrivateMatchMethods: TElement {
// Trigger transitions if necessary. This will reset `new_values` back
// to its old value if it did trigger a transition.
//
// FIXME(emilio): We need logic to also stop the old transitions
// from running if transition-property / transition-duration changed.
if let Some(ref values) = old_values {
if let Some(ref values) = *old_values {
animation::start_transitions_if_applicable(
new_animations_sender,
this_opaque,
@ -575,6 +573,10 @@ trait PrivateMatchMethods: TElement {
// FIXME(emilio, #20116): It's not clear to me that the name of this method
// represents anything of what it does.
//
// Also, this function gets the old style, for some reason I don't really
// get, but the functions called (mainly update_style_for_animation) expects
// the new style, wtf?
#[cfg(feature = "servo")]
fn update_animations_for_cascade(
&self,
@ -677,7 +679,7 @@ pub trait MatchMethods: TElement {
self.process_animations(
context,
data.styles.primary.as_ref(),
&mut data.styles.primary,
&mut new_styles.primary.style.0,
data.hint,
important_rules_changed,