LayoutGroup subclassing, HorizontalWrapLayoutGroup

Hello, this is my first post here. I am trying to create a variable width wrap grid similar to this.



For my use I'm looking for it to place children horizontally until it reaches the right edge of the container, then continue placing them on the next available row.

I've written a subclass of LayoutGroup called HorizontalWrapLayoutGroup, to...

LayoutGroup subclassing, HorizontalWrapLayoutGroup