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/Go4Event/TGo4EventElement.h

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//---------------------------------------------------------------
//        Go4 Release Package v2.10-5 (build 21005) 
//                      03-Nov-2005
//---------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//       Experiment Data Processing at DVEE 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 TGO4EVENTELEMENT_H
#define TGO4EVENTELEMENT_H

#include <iostream.h>

#include "TNamed.h"
#include "TBranch.h"

#include "Go4Log/TGo4Log.h"
#include "Go4Exceptions/Go4Exceptions.h"

R__EXTERN TTree *gTree;

class TGo4EventSource;
class TGo4EventDataIndex;
class TGo4CompositeEvent;

class TGo4EventElement : public TNamed {
public:

   TGo4EventElement(void);

   TGo4EventElement(const char* name);
   TGo4EventElement(const char* aName, const char* aTitle, Short_t aBaseCat=0);

   virtual ~TGo4EventElement(void);

   void SetValid(Bool_t on) { fbIsValid=on; }

   Bool_t IsValid() const { return fbIsValid; }

   void SetEventSource(TGo4EventSource * src) { fxEventSource=src; }

   void SetParent(TGo4EventElement * par) { fxParent=par; }

   TGo4EventElement* GetParent() const { return fxParent; }

   TGo4EventSource * GetEventSource() const { return fxEventSource; }

   Bool_t CheckEventSource(const char* classname);

   virtual Char_t GetDataChar(TGo4EventDataIndex * index);

   virtual Short_t GetDataShort(TGo4EventDataIndex * index);

   virtual Int_t GetDataInt(TGo4EventDataIndex* index);

   virtual Long_t GetDataLong(TGo4EventDataIndex * index);

   virtual Float_t GetDataFloat(TGo4EventDataIndex * index);

   virtual Double_t GetDataDouble(TGo4EventDataIndex * index);

   virtual Int_t Fill() { return 0; }

   virtual Int_t Init() { SetValid(kTRUE); return 0; }

   virtual void PrintEvent();

   virtual TGo4CompositeEvent* getSubEventElement() { return 0; }
   virtual void makeBranch(TBranch *parent);
   virtual Int_t activateBranch(TBranch *branch,Int_t splitLevel, Int_t init=0);
   virtual void deactivate();
   virtual void activate();

   virtual void Clear(Option_t *t="");
   virtual void clearAll(Int_t ){;}
   virtual Bool_t isComposed() { return isComposite;}
   virtual Short_t getId() { return fIdentifier;}
   virtual void setDebug (Bool_t debug) { fDebug=debug;}
   virtual TGo4EventElement& operator[](Int_t){ return *this; }

  private:

   Bool_t fbIsValid;
   
   TGo4EventElement * fxParent; 

   TGo4EventSource * fxEventSource; 

  protected:
    Short_t fIdentifier; // Identifier
    Bool_t isComposite; // Compositeness
    Bool_t isActivated; 
    Bool_t fDebug; 

  ClassDef(TGo4EventElement,1)
};

#endif //TGO4EVENTELEMENT_H

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

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