AliFMDPattern.h

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#ifndef AliFMDPATTERN_H
#define AliFMDPATTERN_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights
 * reserved. 
 *
 * See cxx source for full Copyright notice                               
 */
//___________________________________________________________________
//
// The classes defined here, are utility classes for reading in data
// for the FMD.  They are  put in a seperate library to not polute the
// normal libraries.  The classes are intended to be used as base
// classes for customized class that do some sort of analysis on the
// various types of data produced by the FMD. 
//
#include "AliFMDDisplay.h"
#include <TArrayI.h>
#include <TObjArray.h>
// #include <TGraph.h>
#include <TLatex.h>
#include <TLine.h>
// class AliPhysicsSelection;
class TCanvas;
class TPad;
class TH2;


//___________________________________________________________________
class AliFMDPattern : public AliFMDDisplay
{
public:
  class AliFMDPatternDetector 
  {
  public:
    AliFMDPatternDetector(UShort_t id);
    ~AliFMDPatternDetector();
    void  Clear();
    Int_t Total() const { return Int_t(fCounts.GetSum()); }
    void  End();
    void  Begin(Int_t nlvl, Double_t r, TObjArray& inners, 
    TObjArray&  outers);
    void  DrawShape(const TObjArray& a);
    void  AddMarker(Double_t x, Double_t y, Float_t s, Float_t max);
    Int_t GetId() const { return fId; }
    TArrayI&     GetCounts() { return fCounts; }
    const TArrayI& GetCounts() const { return fCounts; }
    TObjArray& GetGraphs() { return fGraphs; }
    const TObjArray& GetGraphs() const { return fGraphs; } 
    TH2*& GetFrame() { return fFrame; }
    const TH2* GetFrame() const { return fFrame; }  
  private:
    AliFMDPatternDetector(const AliFMDPatternDetector&);
    AliFMDPatternDetector& operator=(const AliFMDPatternDetector&);
    void CopyShapes(const TObjArray& input, TObjArray& own, 
        Double_t ang=0, Double_t fx=1, Double_t fy=1);
    Int_t     fId;     // Identifier # 
    TArrayI   fCounts; // Number of counts at each level 
    TObjArray fGraphs; // Array of graphs - one for each level
    TH2*      fFrame;  // The mother frame 
    TObjArray fInners; // Our own cache of shapes
    TObjArray fOuters; // Our own cache of shapes
  };
  
  
  AliFMDPattern(const char* gAliceFile="galice.root");
  virtual ~AliFMDPattern();

  virtual Bool_t Init();
  virtual Bool_t Begin(Int_t event);
 protected:
  AliFMDPattern(const AliFMDPattern&);
  AliFMDPattern& operator=(const AliFMDPattern&);
  virtual void AddMarker(Float_t x, Float_t y, Float_t z, 
       TObject* o, Float_t s, Float_t min, Float_t max)
  {
    AliFMDDisplay::AddMarker(x, y, z, o, s, min, max);
  }
  virtual void AddMarker(UShort_t det, Char_t rng, UShort_t sec,
       UShort_t str, TObject* o, Float_t s, 
       Float_t min, Float_t max);
  virtual Bool_t ProcessHit(AliFMDHit* hit, TParticle*);
  virtual void Redisplay();
  virtual void AtEnd();
  TObjArray fInners;  // Graph to show shape of inner sensor
  TObjArray fOuters;  // Graph to show shape of outer sensor
  Float_t fInnerMax;  // Max inner radius
  Float_t fOuterMax;  // Max outer radius
  TPad*  fFMD1Pad;  // FMD1 Pad
  AliFMDPatternDetector fFMD1;  // FMD1 Frame
  TPad*  fFMD2Pad;  // FMD2 Pad 
  AliFMDPatternDetector fFMD2;  // FMD2 Frame
  TPad*  fFMD3Pad;  // FMD3 Pad
  AliFMDPatternDetector fFMD3;  // FMD3 Frame
  TPad* fSummary; // Summary pad
  TLatex fEvent;  // Text fields
  TLatex fFMD1Sum;  // Total in FMD1
  TLatex fFMD2Sum;  // Total in FMD2
  TLatex fFMD3Sum;  // Total in FMD3
  TLine  fLine;   // Just a line 
  TLatex fTotal;  // Total in FMD

  Double_t fFMD1Area;   // estimated FMD1 area
  Double_t fFMD2Area;   // estimated FMD2 area
  Double_t fFMD3Area;   // estimated FMD3 area

  // AliPhysicsSelection* fPhysicsSelection;
  
  ClassDef(AliFMDPattern,0) // Display FMD data as hit-patterns. 
};


#endif
//____________________________________________________________________
//
// Local Variables:
//   mode: C++
// End:
//
// EOF
//