I think he means characters with a solid background...so that when you rewrite text over old lines the old stuff is obscured.
If so, the answer is no. Either redraw the old text over in the background color or draw a BG color rect over the old text area...or something similar.
If so, the answer is no. Either redraw the old text over in the background color or draw a BG color rect over the old text area...or something similar.