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Make -moz-image-region animatable.

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This commit is contained in:
Boris Chiou 2017-06-08 15:19:25 +08:00
parent b3f9cb55f6
commit 4e78755303
2 changed files with 33 additions and 1 deletions
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32
components/style/properties/gecko.mako.rs
View file

@ -3333,6 +3333,38 @@ fn static_assert() {
}
}
#[allow(non_snake_case)]
pub fn clone__moz_image_region(&self) -> longhands::_moz_image_region::computed_value::T {
use values::{Auto, Either};
use values::computed::ClipRect;
// There is no ideal way to detect auto type for structs::nsRect and its components, so
// if all components are zero, we use Auto.
if self.gecko.mImageRegion.x == 0 &&
self.gecko.mImageRegion.y == 0 &&
self.gecko.mImageRegion.width == 0 &&
self.gecko.mImageRegion.height == 0 {
return Either::Second(Auto);
}
let get_clip_rect_component = |value: structs::nscoord| -> Option<Au> {
if value == 0 {
None
} else {
Some(Au(value))
}
};
Either::First(ClipRect {
top: get_clip_rect_component(self.gecko.mImageRegion.y),
right: get_clip_rect_component(self.gecko.mImageRegion.width).map(
|v| v + Au(self.gecko.mImageRegion.x)),
bottom: get_clip_rect_component(self.gecko.mImageRegion.height).map(
|v| v + Au(self.gecko.mImageRegion.y)),
left: get_clip_rect_component(self.gecko.mImageRegion.x),
})
}
${impl_simple_copy('_moz_image_region', 'mImageRegion')}
</%self:impl_trait>

2
components/style/properties/longhand/list.mako.rs
View file

@ -228,7 +228,7 @@ ${helpers.single_keyword("list-style-position", "outside inside", animation_valu
${helpers.predefined_type("-moz-image-region",
"ClipRectOrAuto",
"computed::ClipRectOrAuto::auto()",
animation_value_type="none",
animation_value_type="ComputedValue",
products="gecko",
boxed="True",
spec="Nonstandard (https://developer.mozilla.org/en-US/docs/Web/CSS/-moz-image-region)")}