#ifndef __JACOUSTICS__JEVENTOVERLAP__
#define __JACOUSTICS__JEVENTOVERLAP__

#include "JAcoustics/JEvent.hh"


/**
 * \author mdejong
 */

namespace JACOUSTICS {}
namespace JPP { using namespace JACOUSTICS; }

namespace JACOUSTICS {


  /**
   * Match of two events considering overlap in time.
   */
  class JEventOverlap {
  public:
    /**
     * Constructor.
     *
     * \param Tmax_s          maximal time difference between two consecutive events [s]
     */
    JEventOverlap(const double Tmax_s) :
      tmax_s(Tmax_s)
    {}


    /**
     * Match criterion.
     *
     * \param  first          first  event
     * \param  second         second event
     * \return                true if two events overlap in time; else false 
     */
    bool operator()(const JEvent& first, const JEvent& second) const
    { 
      if (first .empty()) return false;
      if (second.empty()) return false;

      return (first.rbegin()->getToE() >= second. begin()->getToE() - tmax_s &&
              first. begin()->getToE() <= second.rbegin()->getToE() + tmax_s);
    }


    /**
     * Get time window.
     *
     * \return                maximal time difference between two consecutive events [s]
     */
    double getTmax() const
    {
      return tmax_s;
    }


  protected:
    double tmax_s;
  };
}

#endif