Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!caen!spool.mu.edu!cs.umn.edu!uc!shamash!timbuk!sequoia!dre
From: dre@sequoia.cray.com (Dennis Ellis)
Newsgroups: comp.lang.pascal
Subject: Re: Reading Graphics in TP Pascal
Message-ID: <144532.28464@timbuk.cray.com>
Date: 18 Jun 91 21:18:23 GMT
References: <3828@naucse.cse.nau.edu>
Organization: Cray Research, Inc., Eagan, MN
Lines: 16

>>called T.  The problem is in dealing with the backspace; I want the
>>pointer to back up and erase the last character, but the ' ' in
>>graphics mode doesn't do this.  I need the equivalent of ClrEol.
>>How do you do it?  Thanks in advance...

  One way I can think of is:

    Save Text Foreground color;
    Set Foreground color (text) to Background color;
    Redraw character;
    Set Text Foreground color to Save;
--
*******************************************************************************
* Dennis Ellis (dre@sequoia.cray.com) *                                       *
* Cray Research, Inc.                 *                                       *
* Eagan, MN 55121                     * All the normal stuff about opinions.. *