#ifndef TOWER_PREDICATES
#define TOWER_PREDICATES

#ifdef USE_CDFEDM2
//////////////////////////////////////////////////////////////////////////
//
// Component: TowerPredicates.hh
// Purpose:  Predicates for towers
//    
// Created: 26/10/99 (Pierre Savard)
// History: 
//
//////////////////////////////////////////////////////////////////////////

#include <iosfwd>
#include <iostream>
#include <vector>
#include <utility>
#include <functional>
#include <memory>

#include "CalorGeometry/CalConstants.hh"
#include "CalorGeometry/TowerDescription.hh"
#include "CalorObjects/CalData.hh"


  //
  // Predicate classes
  //


  class HasTiming
  {
  public:
    HasTiming() { }
    bool operator()(CalTower& t) const { return t.hasTiming()==true; }
  private:
  };


  class HadEnergyGreater
  {
  public:

    HadEnergyGreater():value(0.0) { }
    HadEnergyGreater(double x):value(x) { }
    bool operator()(CalTower& t) const { return t.hadEnergy()>value; }
    // { bool rc=t.hadEnergy()>value; if(rc==true) std::cerr << ' ' <<
    // t.hadEnergy() << ' '; return rc;}

  private:
    double value;
  };

  class EmEnergyGreater
  {
  public:

    EmEnergyGreater():value(0.0) { }
    EmEnergyGreater(float x):value(x) { }
    bool operator()(CalData::const_iterator t) const { return t->emEnergy()>value; }

  private:
    float value;
  };

  class HasCalorimeter
  {
  public:

    HasCalorimeter() { }
    HasCalorimeter(Detector x):value(x) { }
    bool operator()(CalData::const_iterator t) const { return t->includesDetector(value); }

  private:
    Detector value;
  };

  namespace {
    bool ascending(CalTower* t1, CalTower* t2) { return t1->hadEnergy() <
					     t2->hadEnergy(); }
  }


#endif  // USE_CDFEDM2
#endif // TOWER_ITERATORS