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Add restyle hint for SMIL animations

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This commit is contained in:
Brian Birtles 2017-04-27 12:36:51 +09:00
parent ba118dfe69
commit af9c7fc257
2 changed files with 21 additions and 6 deletions
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12
components/style/restyle_hints.rs
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@ -62,6 +62,11 @@ bitflags! {
/// attribute has changed, and this change didn't have any other
/// dependencies.
const RESTYLE_STYLE_ATTRIBUTE = 0x40,
/// Replace the style data coming from SMIL animations without updating
/// any other style data. This hint is only processed in animation-only
/// traversal which is prior to normal traversal.
const RESTYLE_SMIL = 0x80,
}
}
@ -95,19 +100,22 @@ pub fn assert_restyle_hints_match() {
nsRestyleHint_eRestyle_CSSTransitions => RESTYLE_CSS_TRANSITIONS,
nsRestyleHint_eRestyle_CSSAnimations => RESTYLE_CSS_ANIMATIONS,
nsRestyleHint_eRestyle_StyleAttribute => RESTYLE_STYLE_ATTRIBUTE,
nsRestyleHint_eRestyle_StyleAttribute_Animations => RESTYLE_SMIL,
}
}
impl RestyleHint {
/// The subset hints that affect the styling of a single element during the
/// traversal.
#[inline]
pub fn for_self() -> Self {
RESTYLE_SELF | RESTYLE_STYLE_ATTRIBUTE | RESTYLE_CSS_ANIMATIONS | RESTYLE_CSS_TRANSITIONS
RESTYLE_SELF | RESTYLE_STYLE_ATTRIBUTE | Self::for_animations()
}
/// The subset hints that are used for animation restyle.
#[inline]
pub fn for_animations() -> Self {
RESTYLE_CSS_ANIMATIONS | RESTYLE_CSS_TRANSITIONS
RESTYLE_SMIL | RESTYLE_CSS_ANIMATIONS | RESTYLE_CSS_TRANSITIONS
}
}