| Re: changing the format of axis [message #78459 is a reply to message #78363] |
Wed, 23 November 2011 10:27   |
khorsand10
Messages: 12
Registered: November 2011
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Junior Member |
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On Nov 23, 6:09 pm, David Fanning <n...@dfanning.com> wrote:
> khorsan...@yahoo.com writes:
>> I installed the Coyote Library on my IDL path but now got the
>> following system error:
>> CGPLOT-->Expression must be a scalar or 1 element array in this
>> context<Byte Array[3]>.
>
>> It's probably because I used '/overplot' or a value color like
>> 'color=[0,0,0].
>> Do you know how I can fix it?
>
> Yes, use color names: color="black".
>
> Cheers,
>
> David
>
> --
> David Fanning, Ph.D.
> Fanning Software Consulting, Inc.
> Coyote's Guide to IDL Programming:http://www.idlcoyote.com/
> Sepore ma de ni thui. ("Perhaps thou speakest truth.")
Thanks David. I used Al_Legend to add the legend. it added the items
but didnt add the colors. it seems Al_Legend function just accepts
psym and not color.
al_legend,['Urban','Forest','Water'],color=['black','green', 'blue']
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