adjustDeltaForOffset :: LayoutStartCol -> DeltaPos -> DeltaPos
adjustDeltaForOffset _colOffset              dp@(DP (0,_)) = dp
adjustDeltaForOffset :: LayoutStartCol -> DeltaPos -> DeltaPos
adjustDeltaForOffset _colOffset              dp@(DP (0,_)) = dp
adjustDeltaForOffset _colOffset              dp@(DP (0,_)) = dp