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Re: Using non-default symbols in IPLOT [message #75084 is a reply to message #75014]

Tue, 15 February 2011 12:12

fgg
Messages: 67
Registered: April 2010

Member

On Feb 15, 11:57 am, fgg <fabioguimaraesgoncal...@gmail.com> wrote:
> On Feb 15, 11:10 am, Paulo Penteado <pp.pente...@gmail.com> wrote:
>
>> On Feb 14, 5:24 pm, fgg <fabioguimaraesgoncal...@gmail.com> wrote:
>
>>> I was wondering if I could use letters or numbers as the plotting
>>> symbol (instead of SYM_INDEX = 1-8) that marks points in IPLOT? I
>>> guess the answer has to do with SYM_OBJECT, but it's not clear to me
>>> how to use it.
>
>> mysymbol=idlgrtext('A',alignment=0.5,vertical_alignment=0.5, color=[255,0,0] ,font=idlgrfont('courier',size=1000))
>> iplot,sin(dindgen(50)*!dpi/49d0),sym_object=mysymbol
>
> Paulo, I'm getting the following error when I try to create
> 'mysymbol':
>
> IDL>
> mysymbol=idlgrtext('A',alignment=0.5,vertical_alignment=0.5, color=[255,0,0] ,font=idlgrfont('courier',size=1000))
>
> mysymbol=idlgrtext('A',alignment=0.5,vertical_alignment=0.5, color=[255,0,0] ,font=idlgrfont('courier',size=1000))
> ^
> % Syntax error.
>
> Do you know why?

This seems to work:

mysymbol=obj_new('idlgrtext','A',alignment=0.5,vertical_alig nment=0.5,color=[255,0,0],
font=obj_new('idlgrfont','courier',size=1000))

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[Message index]

		Using non-default symbols in IPLOT By: fgg on Mon, 14 February 2011 11:24
		Re: Using non-default symbols in IPLOT By: penteado on Tue, 15 February 2011 13:18
		Re: Using non-default symbols in IPLOT By: fgg on Tue, 15 February 2011 12:43
		Re: Using non-default symbols in IPLOT By: fgg on Tue, 15 February 2011 12:28
		Re: Using non-default symbols in IPLOT By: Paul Van Delst[1] on Tue, 15 February 2011 12:23
		Re: Using non-default symbols in IPLOT By: fgg on Tue, 15 February 2011 12:12
		Re: Using non-default symbols in IPLOT By: fgg on Tue, 15 February 2011 11:57
		Re: Using non-default symbols in IPLOT By: fgg on Tue, 15 February 2011 11:22
		Re: Using non-default symbols in IPLOT By: penteado on Tue, 15 February 2011 11:10
		Re: Using non-default symbols in IPLOT By: fgg on Tue, 15 February 2011 10:31

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