/** PndSsdEventMergerTask.h
 **
 **/

#ifndef PndSsdEventMergerTask_H
#define PndSsdEventMergerTask_H 

#include "FairTask.h"
#include "PndSsdEventMerger.h"

#include <string>
#include <vector>
 
class TClonesArray;

class PndSsdEventMergerTask : public FairTask
{
 public:

  /** Default constructor **/  
 PndSsdEventMergerTask();
 
 PndSsdEventMergerTask(TString signalBranch, TString bgFile, TString bgBranch,Int_t events, Int_t mergedEvents, Bool_t signalIsBg);
  
  /** Destructor **/
  virtual ~PndSsdEventMergerTask();


  /** Virtual method Init **/
  virtual void SetParContainers();
  virtual InitStatus Init();
  virtual InitStatus ReInit();

  /** Virtual method Exec **/
  virtual void Exec(Option_t* opt);


 private:
  
  TString fSignalBranch;
  TString fBgBranch;
  TString fBgFile;
  Int_t fNEvents;
  Int_t  fNMergedEvents;
  Int_t fEventNr;
  Bool_t fSignalIsBg;
  /** Input array of Hits to merge **/
  TClonesArray* fSignalArray;

  /** Output array of merged hits**/
  TClonesArray* fMergedArray;
  
  PndSsdEventMerger* fMerger;
  
  void Register();
  void Reset();  
  void ProduceHits();
  
 
  ClassDef(PndSsdEventMergerTask,7);

};

#endif