pub fn layout_columns(
elem: &Packed<ColumnsElem>,
engine: &mut Engine<'_>,
locator: Locator<'_>,
styles: StyleChain<'_>,
regions: Regions<'_>,
) -> SourceResult<Fragment>Expand description
Layout the columns.
This is different from just laying out into column-sized regions as the columns can interact due to parent-scoped placed elements.