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Add stacking_relative_border_box_for_display_list

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This commit is contained in:
Manish Goregaokar 2018-02-14 13:30:48 -08:00
parent f7ac5d712f
commit 6232846699
2 changed files with 27 additions and 47 deletions
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13
components/layout/flow.rs
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@ -1155,6 +1155,19 @@ impl BaseFlow {
self.speculated_float_placement_out.left > Au(0) ||
self.speculated_float_placement_out.right > Au(0)
}
/// Compute the fragment position relative to the parent stacking context. If the fragment
/// itself establishes a stacking context, then the origin of its position will be (0, 0)
/// for the purposes of this computation.
pub fn stacking_relative_border_box_for_display_list(&self, fragment: &Fragment) -> Rect<Au> {
fragment.stacking_relative_border_box(
&self.stacking_relative_position,
&self.early_absolute_position_info.relative_containing_block_size,
self.early_absolute_position_info.relative_containing_block_mode,
CoordinateSystem::Own,
)
}
}
impl<'a> ImmutableFlowUtils for &'a Flow {