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Fix positioning of statically positioned absolute child of inline box

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Martin Robinson 2023-06-19 18:51:00 +02:00
parent befb472c9d
commit 0ced74cde3
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5 changed files with 63 additions and 8 deletions
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17
components/layout_2020/positioned.rs
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@ -166,20 +166,27 @@ impl PositioningContext {
&mut self,
parent_fragment: &Fragment,
) {
let fragment_rect = match &parent_fragment {
Fragment::Box(b) | Fragment::Float(b) => &b.content_rect,
let start_offset = match &parent_fragment {
Fragment::Box(b) | Fragment::Float(b) => &b.content_rect.start_corner,
Fragment::AbsoluteOrFixedPositioned(_) => return,
Fragment::Anonymous(a) => &a.rect,
Fragment::Anonymous(a) => &a.rect.start_corner,
_ => unreachable!(),
};
self.adjust_static_position_of_hoisted_fragments_with_offset(start_offset);
}
/// See documentation for [adjust_static_position_of_hoisted_fragments].
pub(crate) fn adjust_static_position_of_hoisted_fragments_with_offset(
&mut self,
start_offset: &Vec2<CSSPixelLength>,
) {
let update_fragment_if_needed = |hoisted_fragment: &mut HoistedAbsolutelyPositionedBox| {
let mut fragment = hoisted_fragment.fragment.borrow_mut();
if let AbsoluteBoxOffsets::StaticStart { start } = &mut fragment.box_offsets.inline {
*start += fragment_rect.start_corner.inline;
*start += start_offset.inline;
}
if let AbsoluteBoxOffsets::StaticStart { start } = &mut fragment.box_offsets.block {
*start += fragment_rect.start_corner.block;
*start += start_offset.block;
}
};