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From: tony@clio.sts.uiuc.edu (Tony)
Newsgroups: comp.lang.pascal
Subject: Re: Reading Graphics in TP Pascal
Message-ID: <1991Jun20.212710.18946@ux1.cso.uiuc.edu>
Date: 20 Jun 91 21:27:10 GMT
References: <3828@naucse.cse.nau.edu> <144532.28464@timbuk.cray.com>
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Organization: University of Illinois at Urbana
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dre@sequoia.cray.com (Dennis Ellis) writes:

>>>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;
This might work too
   save text color
   set foreground color to background
   write char 219 or 178 (They might be big enough)
   reset foreground color

		 Tony Chen
		 tony@clio.las.uiuc.edu