ROOT_528-00b_version: include/RooEllipse.h Source File

00001 /*****************************************************************************
00002  * Project: RooFit                                                           *
00003  * Package: RooFitCore                                                       *
00004  *    File: $Id: RooEllipse.h,v 1.8 2007/05/11 09:11:30 verkerke Exp $
00005  * Authors:                                                                  *
00006  *   WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu       *
00007  *   DK, David Kirkby,    UC Irvine,         dkirkby@uci.edu                 *
00008  *                                                                           *
00009  * Copyright (c) 2000-2005, Regents of the University of California          *
00010  *                          and Stanford University. All rights reserved.    *
00011  *                                                                           *
00012  * Redistribution and use in source and binary forms,                        *
00013  * with or without modification, are permitted according to the terms        *
00014  * listed in LICENSE (http://roofit.sourceforge.net/license.txt)             *
00015  *****************************************************************************/
00016 #ifndef ROO_ELLIPSE
00017 #define ROO_ELLIPSE
00018 
00019 #include "TGraph.h"
00020 #include "RooPlotable.h"
00021 
00022 class RooEllipse : public TGraph, public RooPlotable {
00023 public:
00024   RooEllipse();
00025   RooEllipse(const char *name, Double_t x1, Double_t x2, Double_t s1, Double_t s2, Double_t rho= 0, Int_t points= 100);
00026   virtual ~RooEllipse();
00027 
00028 
00029   virtual void printName(ostream& os) const ;
00030   virtual void printTitle(ostream& os) const ;
00031   virtual void printClassName(ostream& os) const ;
00032   virtual void printMultiline(ostream& os, Int_t contents, Bool_t verbose=kFALSE, TString indent="") const;
00033 
00034   inline virtual void Print(Option_t *options= 0) const {
00035     // Printing interface
00036     printStream(defaultPrintStream(),defaultPrintContents(options),defaultPrintStyle(options));
00037   }
00038 
00039   // These methods return zero to indicate that they do not support
00040   // this interface. See RooPlot::updateFitRangeNorm() for details.
00041   inline virtual Double_t getFitRangeNEvt() const { return 0; }
00042   inline virtual Double_t getFitRangeNEvt(Double_t, Double_t) const { return 0; }
00043   inline virtual Double_t getFitRangeBinW() const { return 0; }
00044 
00045   ClassDef(RooEllipse,1) // 2-dimensional contour
00046 };
00047 
00048 #endif