ISignalState.h

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef EVENTKERNEL_ISIGNALSTATE_H
#define EVENTKERNEL_ISIGNALSTATE_H
 
#include "CLHEP/Vector/LorentzVector.h"

 
struct P4SignalState {
 
  enum State { 
    UNKNOWN             = -1,
    UNCALIBRATED        =  0, // calorimeter signals
    CALIBRATED          =  1,
    ALTCALIBRATED       =  2,
    JETEMSCALE          =  0, // jet signals
    JETFINAL            =  1,
    JETCONSTITUENTSCALE =  2 }; 
};
 
class SignalStateHelper;
class SignalStateConstHelper;
 
class ISignalState
{
public:

  virtual ~ISignalState();

  virtual P4SignalState::State signalState() const = 0;

  virtual CLHEP::HepLorentzVector hlv(P4SignalState::State s) const = 0;
  
  virtual bool hasSignalState(P4SignalState::State s) const = 0;
  
  virtual bool isAtSignalState(P4SignalState::State s) const = 0;
  
protected:
  
  virtual bool setSignalState(P4SignalState::State s) = 0;
  
  virtual void resetSignalState() = 0;

  friend class SignalStateHelper;
  friend class SignalStateConstHelper;
  
};
#endif