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Re: different plotting symbols for different points [message #67698 is a reply to message #67694]

Wed, 12 August 2009 02:50

maurya
Messages: 16
Registered: February 2009

Junior Member

On 12 Aug, 12:49, David Fanning <n...@dfanning.com> wrote:
> maurya writes:
>> Is there any routine that can be used to represent every points in 2D
>> plot by different symbols?
>
>> Actually, I want to plot two array (say, xarr and yarr) of length 80
>> using different symbols (or numbers 1, 2,...80) so that I can identify
>> every points in 2D. One way is to use xyouts. But it will be more
>> useful if the is any routine.
>
> How about this:
>
> PRO PlotNumbers, x, y
>
> IF N_Elements(y) EQ 0 THEN y = RandomU(-3L, 80) * 100
> npts = N_Elements(y)
> IF N_Elements(x) EQ 0 THEN x = Indgen(npts)
> Plot, x, y, BACKGROUND=FSC_Color('ivory'), COLOR=FSC_Color('navy')
> OPlot, x, y, COLOR=FSC_Color('ivory'), PSYM=SymCat(15), SYMSIZE=2.0
> XYouts, x, y, StrTrim(Sindgen(npts)+1, 2), COLOR=FSC_Color('red'), $
> ALIGN=0.5, CHARSIZE=0.75
>
> END
>
> You can find FSC_Color, SymCat, and other programs you need in
> the Coyote Library.
>
> http://www.dfanning.com/catalysy/howtoinstall.html
>
> Cheers,
>
> David
>
> --
> David Fanning, Ph.D.
> Fanning Software Consulting, Inc.
> Coyote's Guide to IDL Programming:http://www.dfanning.com/
> Sepore ma de ni thui. ("Perhaps thou speakest truth.")

Thanks David!

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[Message index]

		Re: different plotting symbols for different points By: David Fanning on Wed, 12 August 2009 09:39
		Re: different plotting symbols for different points By: maurya on Wed, 12 August 2009 02:50
		Re: different plotting symbols for different points By: David Fanning on Wed, 12 August 2009 00:49

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