erase-contents-box

Arguments: stream box

Erases (i.e. replaces with the background color or texture) the specified filled box from stream. box must be a box object, such as created by make-box. stream should be a graphical-stream.

Contrast with fill-box, which draws a filled box on stream.

To use individual coordinates rather than creating position objects, see erase-contents-box-x-y.

Copyright (c) 1998-2009, Franz Inc. Oakland, CA., USA. All rights reserved.
Documentation for Allegro CL version 8.1. The object described on this page has been modified in the 8.1 release; see the Release Notes.
Created 2007.4.30.