... Usage: oPrn:Box( 20, 20, 50, 60, oPen, oBrush, aText, "CM" ) There are only very few methods without this support: Arc(...), Chord(..), Pie(...) For such few methods, we can use Units2Pix(..) to convert INCHES/CM/MM to pixels. For all common usage of printer, the user is not bothered ...