[Scilab-users] Same color for contour isolines

[Jens Simon Strom]

Hi there Samuel,
Thanks for the real but yet disfunctional solution. I will wait in 
patience until  Scilab 6.0.1 is available.
Kind regards
Jens
-------------------------------------------------------------------------------------------------------------------------------------------------
Am 18.03.2017 17:14, schrieb Samuel Gougeon:
> Hello Jens,
>
> Le 16/03/2017 à 11:32, Jens Simon Strom a écrit :
>> Hi,
>> How would you avoid the loop in the following example?
>>
>> n2_=-1000:200:1000;
>> nS_=-1000:200:1000;
>> [N2,NS]=ndgrid(n2_,nS_);
>> N1=2.6*N2+(3.6)*NS;
>> xdel();
>> contour(n2_,nS_,N1/100,[-60:10:60])
>>
>> ca=gca();  Comp=ca.children;  //colum matrix of handles: (Compound)
>> nComp=length(Comp);
>> for  k=1:nComp
>>   Comp(k).children.foreground=3;     
>> end
>
> This code also changes the color of the frame of text labels (if it 
> was displayed).
>
> The ideal expected way would be:
> ca.children.children(2:2:$).foreground = color("green");
>
> But this instruction yields an error. This is a bug, just reported here:
> http://bugzilla.scilab.org/15079
> The proposed solution shall be available in Scilab 6.0.1.
>
> Before it, you may simply do the following:
>
> edit %h_get
> // in the file, replace the instruction
> out_vect=[out_vect,get(hdl(i),str)]
> // with
> out_vect=[out_vect;get(hdl(i),str)]
>
> Then exec %h_get.sci
> If you want to have it fixed permanently before the 6.0.1 release, you 
> must recompile the graphics library:
>
> cd SCI/modules/graphics/macros
> predef clear
> genlib graphicslib
> clear %h_get
>
> and that's all for ever: Then the syntaxes
> ca.children.children(2:2:$).foreground // reading values = extraction
> ca.children.children(2:2:$).foreground = color("green"); // setting 
> value = insertion
> will work even after restarting Scilab
>
> HTH
> Samuel
>
>
>
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