doc/v606/timeonaxis2_8C.html

TCanvas *timeonaxis2() {

   TCanvas *ct2 = new TCanvas("ct2","ct2",10,10,700,500);


   TDatime T0(2003, 1, 1, 0, 0, 0);

   int X0 = T0.Convert();

   gStyle->SetTimeOffset(X0);


   // Define the lowest histogram limit as 2002, September 23rd

   TDatime T1(2002, 9, 23, 0, 0, 0);

   int X1 = T1.Convert()-X0;


   // Define the highest histogram limit as 2003, March 7th

   TDatime T2(2003, 3, 7, 0, 0, 0);

   int X2 = T2.Convert(1)-X0;


   TH1F * h1 = new TH1F("h1","test",100,X1,X2);


   TRandom r;

   for (Int_t i=0;i<30000;i++) {

      Double_t noise = r.Gaus(0.5*(X1+X2),0.1*(X2-X1));

      h1->Fill(noise);

   }


   h1->GetXaxis()->SetTimeDisplay(1);

   h1->GetXaxis()->SetLabelSize(0.03);

   h1->GetXaxis()->SetTimeFormat("%Y/%m/%d");

   h1->Draw();

   return ct2;

}