getBoxesForSelection method
Returns a list of rects that bound the given selection.
A given selection might have more than one rect if this text painter contains bidirectional text because logically contiguous text might not be visually contiguous.
Valid only after layout
Implementation
@override
List<TextBox> getBoxesForSelection(TextSelection selection) =>
child!.getBoxesForSelection(selection, boxHeightStyle: BoxHeightStyle.max);