TGo4MainTree.h

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//-------------------------------------------------------------
//        Go4 Release Package v3.04-01 (build 30401)
//                      28-November-2008
//---------------------------------------------------------------
//   The GSI Online Offline Object Oriented (Go4) Project
//   Experiment Data Processing at EE department, GSI
//---------------------------------------------------------------
//
//Copyright (C) 2000- Gesellschaft f. Schwerionenforschung, GSI
//                    Planckstr. 1, 64291 Darmstadt, Germany
//Contact:            http://go4.gsi.de
//----------------------------------------------------------------
//This software can be used under the license agreements as stated
//in Go4License.txt file which is part of the distribution.
//----------------------------------------------------------------
#ifndef TGO4MAINTREE_H
#define TGO4MAINTREE_H

#include "TObject.h"

class TTree;
class TFile;

class TGo4MainTree : public TObject {
  friend class TGo4TreeSource;
  friend class TGo4TreeStore;

  protected:
    TTree* GetTree() { return fxTree; }

    TGo4MainTree();

  public:

    virtual ~TGo4MainTree();

    static const Text_t fgcTREENAME[]; 

    static const Text_t fgcFILENAME[]; 

    static const Int_t fgiCOMPRESS; 

    static const Int_t fgiAUTOSAVESIZE; 

    static TGo4MainTree * Instance();

    static Bool_t Exists() { return fxInstance!=0; }

    Int_t GetCurrentIndex() const { return fiCurrentIndex; }

    Int_t IncCurrentIndex() { return (++fiCurrentIndex); }

    void SetCurrentIndex(Int_t number=0) { fiCurrentIndex = number; }

    Int_t GetMaxIndex();

    void SetAutoSave(Int_t bytesinterval);

    void Update();

    virtual Int_t Write(const char* dummy=0, Int_t option=0, Int_t bufsize=0);
    virtual Int_t Write(const char* dummy=0, Int_t option=0, Int_t bufsize=0) const;

  private:

    static TGo4MainTree * fxInstance; 

    TFile* fxFile; 

    TTree * fxTree; 

    Int_t fiMaxIndex;

    Int_t fiCurrentIndex;

  ClassDef(TGo4MainTree,1)
};

#endif //TGO4MAINTREE_H

//----------------------------END OF GO4 SOURCE FILE ---------------------

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