[scilab-Users] Re: legend for surf (3D)

[Ginters Bušs]

Thanks, Mathieu, legends will suffice for the time being.

On Wed, Nov 24, 2010 at 12:44 PM, Mathieu Dubois <mathieu.dubois at limsi.fr>wrote:

>  Hello,
>
>
> On 11/24/2010 10:20 AM, Ginters Bušs wrote:
>
> I get it for 2D plots, but for a 3D plot children is empty.
>
> On Wed, Nov 24, 2010 at 10:11 AM, Ginters Bušs <ginters.buss at gmail.com>wrote:
>
>> Dear all,
>>
>> I see legend issue comes up from time to time in this list. However, I
>> still can not make my legend work.
>>
>> Here is my simple graph. I'm drawing 4 surfaces in one graph window:
>>
>> surf(sigmavector,phivector,fsbkcor,'facecol','red')
>> surf(sigmavector,phivector,abkcor,'facecol','green')
>> surf(sigmavector,phivector,acfcor,'facecol','yellow')
>> surf(sigmavector,phivector,fscfcor,'facecol','black')
>>
>> What is the way to add a legend to this graph? All the time I try to call
>> the legend function, there is an
>>
>> !--error 10000
>> legend: No 'Polyline' handle found.
>>
>
>> I understand I have to deal with some 'children', and I will appreciate an
>> advice here.
>>
>  By default legend tries to find polyline(s) i.e. a scatter X-Y line
> specified by coordinates of points (probably the most common plot) in the
> current figure. This is because legend is made for graph where there are
> several of those lines.
> surf creates Fac3D objects which specify how to draw a surface. Your graph
> is very special and it's a bit hard to figure out of you would like to use
> legend. Could you send a complete toy example (e.g. a small dataset to
> plot)?
>
> You can try to use the legends function (note the 's'): it works on plots
> created by surf but I'm not sure this is what you want.
>
>  To developers: help on 'legend' might be a little bit more
>> elaborated/explained.
>>
>
> HTH,
> Mathieu
>
>  Sincerely,
>> Ginters
>>
>
>
>
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