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Re: Has USERSYM been defined? [message #29602 is a reply to message #29594]

Tue, 05 March 2002 10:24

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Wayne Landsman (landsman@mpb.gsfc.nasa.gov) writes:

> I think the answer to the following question is "no" but it is worth a
> shot.
>
> Is there any way to determine if a user-defined plotting symbol has
> been created using USERSYM for plotting with PSYM=8? (I suppose it
> might also be nice if one could determine what the user-defined symbol
> actually is, i.e. fetch the X,Y vectors that were input to USERSYM, but
> I don't need that now.)
>
> I want to have my plotting program use the current USERSYM definition
> for PSYM=8 if it exists, but to create a default symbol if no current
> USERSYM definition exists.

My impression is that the whole USERSYM business is
a hold-over from the way graphics were done in the 70's.
I'd bet a lot of money the answer is "no". (Or, even
more likely, "hell no".)

Cheers,

David
--
David W. Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438, E-mail: david@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155

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[Message index]

		Re: Has USERSYM been defined? By: R.Bauer on Wed, 06 March 2002 04:40
		Re: Has USERSYM been defined? By: Liam E. Gumley on Tue, 05 March 2002 13:26
		Re: Has USERSYM been defined? By: David Fanning on Tue, 05 March 2002 13:01
		Re: Has USERSYM been defined? By: Mark Hadfield on Tue, 05 March 2002 12:47
		Re: Has USERSYM been defined? By: David Fanning on Tue, 05 March 2002 10:24

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