/*
 * PndOnlineHitProducer.h
 *
 *  Created on: Nov. 14, 2012
 *      Author: Sean Dobbs (s-dobbs@northwestern.edu)
 *
 *  Reads in time-sorted hits for further processing, aggregates hits by detector
 */


#ifndef PNDONLINEHITPRODUCER_H_
#define PNDONLINEHITPRODUCER_H_

#include <FairHit.h>

#include <TTree.h>
#include <map>
#include <list>

#include "FairTSBufferFunctional.h"

using namespace std;


class PndOnlineHitProducer {

 public:
 PndOnlineHitProducer() : current_time(0) {
	// time_gap_functor = new TimeGap();
	stop_time_functor = new StopTime();
    }
    ~PndOnlineHitProducer() {
	delete stop_time_functor;
    }

    void LoadStream(int detector_id,  char *branch_name);
    list<FairHit *> *GetHits(int detector_id, double delta_t);

    double GetCurrentTime() { return current_time; }
    void AdvanceCurrentTime(double delta_t) { current_time += delta_t; }

    bool SetStartTime(double new_time);

 private:

    map< int, TString > input_branches;
    //multimap< int, TString > input_branches;

    BinaryFunctor* stop_time_functor; //!
    //BinaryFunctor* time_gap_functor; //!

    // internal interface for modifying time 
    // (we may change how time is kept)
    // does not properly set location in the hit buffer
    void SetCurrentTime(double new_time) { current_time = new_time; }

    double current_time;
};


#endif