Hi,
I repeat that I do not see any problem with TAxis::SetRangeUser.
Please send me a real piece of code that I can execute to see the
problem and (most important) identify your version of ROOT.
Rene Brun
On Thu, 13
Mar 2003, Alberto Garcia Raboso wrote:
> Hi Rene,
>
> It doesn't work. I detail you the code I'm using. I create a lot of
> plots, using the same canvas. First, I initialize it with
>
> TCanvas *pCanv = new TCanvas("pCanv", 200, 100, 1100, 800);
> pCanv->SetFillColor(10);
> pCanv->SetGrid();
>
> Then I have a lot of if blockas like this:
>
> if (fpEff_PhibBins) {
> fpEff_PhibBins->SetMarkerStyle(2);
> fpEff_PhibBins->SetMarkerSize(0.35);
> fpEff_PhibBins->SetMarkerColor(4);
> fpEff_PhibBins->Draw("PA");
>
> fpEff_PhibBins->SetTitle(fHistTitle.Data());
> fpEff_PhibBins->GetXaxis()->SetTitle("Bins");
> fpEff_PhibBins->GetXaxis()->CenterTitle();
> fpEff_PhibBins->GetYaxis()->SetTitle("Efficiency");
> fpEff_PhibBins->GetYaxis()->CenterTitle();
> fpEff_PhibBins->GetXaxis()->SetRangeUser(-20, 20);
> fpEff_PhibBins->GetYaxis()->SetRangeUser(0.8, 1.0);
>
> // pCanv->Modified();
> pCanv->Update();
> pCanv->SaveAs( (const Char_t*) ( TString("Eff_PhibBins") + fFileName + TString(".ps") ) );
> pCanv->Clear();
> }
>
> Finally, I clear the screen:
>
> delete pCanv;
>
> Neither uncommenting the line with pCanv->Modified() nor using another one
> like you told me in your email, I get the correct plot range... :-(
>
> Alberto
>
> On Mon, 10 Mar 2003, Rene Brun wrote:
>
> > Hi Alberto,
> >
> > do:
> >
> > theGraph->GetXaxis()->SetRangeUser(umin,umax);
> > gPad->Modified();
> >
> >
> > Rene Brun
> >
> > On Mon, 10 Mar 2003, Alberto
> > Garcia Raboso wrote:
> >
> > > Hi ROOTers,
> > >
> > > In the User's Guide it is said that to zoom a graph you have to create an
> > > empty histogram with the axis limits you want, and then draw the graph. Is
> > > it possible to draw a graph and then reset the axis limits so as to get it
> > > zoomed?
> > >
> > > I mean, I want to first draw the graph, then resize it. I have tried with
> > > theGraph->GetXaxis()->SetRangeUser(), and then theCanvas->Update(), but it
> > > doesn't work. Any idea?
> > >
> > > Thanks for your help,
> > >
> > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > > Alberto Garcia Raboso
> > > Universidad Autónoma de Madrid (Spain)
> > > E-Mail: Alberto.Garcia.Raboso@cern.ch
> > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > > Well, farewell, my hobbits! You should come safe to your own
> > > homes now, and I shall not be kept awake for fear of your
> > > peril. We will send word when we may, and some of us may yet
> > > meet at times; but I fear that we shall not all be gathered
> > > together ever again.
> > >
> > > The return of the King. J.R.R. Tolkien
> > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
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