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000145_icon-group-sender _Wed Mar 18 07:49:19 1998.msg
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Received: from kingfisher.CS.Arizona.EDU (kingfisher.CS.Arizona.EDU [192.12.69.239])
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Date: Tue, 17 Mar 1998 18:04:50 -0600
From: Mark Evans <evans@gte.net>
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To: Ralph Griswold <ralph@baskerville.CS.Arizona.EDU>
Cc: icon-group@optima.CS.Arizona.EDU, icon-group@baskerville.CS.Arizona.EDU
Subject: Re: Escape characters
References: <9803162346.AA17067@jupiter.CS.Arizona.EDU>
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Ralph Griswold wrote:
>
> It's not so much 7-bit systems, but on many platforms there are
> no displayable graphics for much of the upper-half of the 8-bit
> ASCII character sets, and on some systems, attempting to display them
> can cause peculiar results, as can attempting to print them. The characters
> themselves, as far as I know cause no problem in files.
>
> The rule is that if a character is not deemed "printable" over
> a broad range of platforms, is is encoded with escapes by image()
>
OK. I vote for some optional arguments to image() that can customize
its behavior. As things stand, it takes no arguments except the string
itself.
The second argument could be a string code for a particular mode of
behavior.
Many fonts use the high 128 characters. It can be desirable to let the
user see these characters in saved files as they appear.
Mark