13   auto c1 = 
new TCanvas(
"c1", 
"c1", 400, 400);
 
   18   auto cr2 = 
new TCrown(.5, .5, .2, .3, 45, 315);
 
   19   cr2->SetFillColor(38);
 
   20   cr2->SetFillStyle(3010);
 
   22   auto cr3 = 
new TCrown(.5, .5, .2, .3, -45, 45);
 
   23   cr3->SetFillColor(50);
 
   24   cr3->SetFillStyle(3025);
 
   28   cr4->SetFillStyle(3008);
 
ROOT::Detail::TRangeCast< T, true > TRangeDynCast
TRangeDynCast is an adapter class that allows the typed iteration through a TCollection.