Re: [ROOT] problem with OptStat and OptFit

From: Rene Brun (Rene.Brun@cern.ch)
Date: Fri Mar 16 2001 - 22:32:55 MET


Hi Robert,
To get only the name of the histogram in the stats box, you can select:
   gStyle->SetOptStat(10000001);

The current interface was strongly influenced by the equivalent in PAW.


Rene Brun

On Fri, 16 Mar 2001, Robert Feuerbach wrote:

> 
> Hi,
> 
> I've been trying to display only the name of my histograms, with:
> 
> gStyle->SetOptStat(1)
> 
> however, I keep getting the same output. Why becomes obvious when looking
> at THistPainter::PaintStat:
> 
>    if (stats) {
>       dofit  = stats->GetOptFit();   
>       dostat = stats->GetOptStat();
>    } else {
>       dofit  = gStyle->GetOptFit(); 
>    }
>    if (!dofit) fit = 0;
>    if (dofit  == 1) dofit  =  111;   // <--- overriding my choice
>    if (dostat == 1) dostat = 1111;   // <--- overriding my choice
> 
> ...
> 
> 
> So if the SetOptStat(1) (just show the name) is being over-ridden and set
> to whatever the hard-coded default is. I think this is just plain wrong...
> 
> Instead, declare in the TStyle class
>   void  SetOptStat(Int_t stat = 1111);
>   void  SetOptFit(Int_t fit = 111);
> 
> or better,
> 
>   static Int_t def_stat = 1111;
>   static Int_t def_fit  =  111;
>   void  SetOptStat(Int_t stat = def_stat);
>   void  SetOptFit(Int_t fit = def_fit);
> 
> Could this be implemented?
> 
> 
> Of course, if we were re-writing everything, we would have all sort of
> constants defined, so we could do:
>   gStyle->SetOptStat(TStyle::Show_Name | TStyle::Show_Mean); 
> but I think that's a bit much to ask for.
> 
> Thanks,
> Rob Feuerbach
> 
> -- 
> /***************************************************
>  * Robert Feuerbach   feuerbac@ernest.phys.cmu.edu *
>  * CMU Physics Department           (412) 268-2772 *
>  * Pittsburgh, PA 15213        FAX: (412) 681-0648 *
>  ***************************************************/
> 
> 



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