Hi Vladimir,
When the default TH1 constructor is called, the axis name is not set.
When zooming with the mouse, TAxis::ExecuteEvent looks for the axis name.
I have fixed this problem in my development version. Meanwhile, you can set the
axis name as shown below:
Rene Brun
Vladimir Pechenov wrote:
>
>
> Hi,
> I have a problem with the Class TH1F :
> If i execute the following macro:
>
> TH1F* hist=new TH1F();
> hist->SetObject("hist","hist");
> hist->SetBins(20,0.,20.);
> hist->Draw();
hist->GetXaxis()->SetName("xaxis"); <==== add this line
>
>
> i can not use the zoom facility while clicking on the histogram.
>
> But the zoom works if i execute the following macro:
>
>
> TH1F* h=new TH1F("a","a",10,0.,10.);
> h->Draw()
>
>
> Vladimir and Danis
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