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Include animations and transitions in the cascade

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Instead of applying animations and transitions to styled elements,
include them in the cascade. This allows them to interact properly with
things like font-size and !important rules.
This commit is contained in:
Martin Robinson 2020-05-20 15:44:17 +02:00
parent 8b56b7a3c2
commit 364235ac0c
17 changed files with 314 additions and 216 deletions
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11
components/style/properties/properties.mako.rs
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@ -2828,11 +2828,12 @@ pub mod style_structs {
/// Returns whether there are any transitions specified.
#[cfg(feature = "servo")]
pub fn specifies_transitions(&self) -> bool {
// TODO(mrobinson): This should check the combined duration and not just
// the duration.
self.transition_duration_iter()
.take(self.transition_property_count())
.any(|t| t.seconds() > 0.)
(0..self.transition_property_count()).any(|index| {
let combined_duration =
self.transition_duration_mod(index).seconds().max(0.) +
self.transition_delay_mod(index).seconds();
combined_duration > 0.
})
}
/// Returns true if animation properties are equal between styles, but without