#ifndef ALI_MUON_RECO_DISPLAY_H
#define ALI_MUON_RECO_DISPLAY_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/*$Id$*/
// Revision of includes 07/05/2004

// Authors : M.Gheata, A.Gheata 09/10/00

#include "AliDisplay.h"

class TTree;
class TFile;
class TClonesArray;

class AliMUONRecoEvent;

class AliMUONRecoDisplay : public AliDisplay 
{
  public:
    AliMUONRecoDisplay(Int_t nevent=0);
    virtual             ~AliMUONRecoDisplay();
    virtual void       DrawHits();
    virtual void       DrawView(Float_t theta, Float_t phi, Float_t psi = 0);
    Bool_t             Event(Int_t nevent);
    virtual void       SetDrawHits(Bool_t hits = kTRUE); 	// *MENU*
    virtual void       ShowNextEvent(Int_t delta = 1);
    void               ListTracks();      			// *MENU*
    void               Highlight(Int_t track=0); 		// *MENU*
    void               UnHighlight();               		// *MENU*
    void               CutMomentum(Double_t min=0, Double_t max=999); 	// *MENU*
    void               PolyLineInfo(TClonesArray *line3Dlist);
    void               RecoEfficiency(Int_t first=0, Int_t last=10000);  // *MENU*
    void               XYPlot();                                 // *MENU*
   
  protected:
    AliMUONRecoDisplay(const AliMUONRecoDisplay& rhs);
    AliMUONRecoDisplay& operator=(const AliMUONRecoDisplay& rhs);

  private:
    //methods
    Int_t              GetBestMatch(Int_t indr, Float_t tolerance=3.0);
    TClonesArray*      MakePolyLines3D(TClonesArray *tracklist);
    void               MapEvent(Int_t nevent);
    Bool_t             IsReconstructible(Int_t track) const;
    //data members
    Int_t              fEvent;                   // current event number
    AliMUONRecoEvent  *fEvGen;                   // Geant event
    AliMUONRecoEvent  *fEvReco;                  // reconstructed event
    TFile             *fFile;                    // file with reco. event tree
    TTree             *fTree;                    // tree with reco. events
    TClonesArray      *fPolyRecoList;            // list of TPolyLine3D's for reco. tracks
    TClonesArray      *fPolyGenList;             // list of TPolyLine3D's for generated tracks
    TClonesArray      *fRecoTracks;              // list of reco tracks
    TClonesArray      *fGenTracks;               // list of GEANT tracks
    Int_t              fHighlited;               // index of current highlited track
    Double_t           fMinMomentum;             // min. cut of momentum
    Double_t           fMaxMomentum;             // max. cut of momentum
    Bool_t             fPrinted;			// tracks info switch
    Bool_t             fEmpty;                   // true if current reco. event empty

   ClassDef(AliMUONRecoDisplay,0)	// MUON reco. event display
};

#endif