PHG4CylinderGeomContainer.h

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// Tell emacs that this is a C++ source
//  -*- C++ -*-.
#ifndef G4DETECTORS_PHG4CYLINDERGEOMCONTAINER_H
#define G4DETECTORS_PHG4CYLINDERGEOMCONTAINER_H

#include <phool/PHObject.h>

#include <iostream>  // for cout, ostream
#include <limits>
#include <map>
#include <utility>  // for make_pair, pair

class PHG4CylinderGeom;

class PHG4CylinderGeomContainer : public PHObject
{
 public:
  using Map = std::map<int, PHG4CylinderGeom *>;
  using Iterator = Map::iterator;
  using ConstIterator = Map::const_iterator;
  using Range = std::pair<Iterator, Iterator>;
  using ConstRange = std::pair<ConstIterator, ConstIterator>;

  PHG4CylinderGeomContainer() = default;
  ~PHG4CylinderGeomContainer() override;

  // from PHObject
  void identify(std::ostream &os = std::cout) const override;

  int AddLayerGeom(const int i, PHG4CylinderGeom *mygeom);
  int AddLayerGeom(PHG4CylinderGeom *mygeom);
  PHG4CylinderGeom *GetLayerGeom(const int i);
  PHG4CylinderGeom *GetFirstLayerGeom();
  int get_NLayers() const { return layergeoms.size(); }
  ConstRange get_begin_end() const { return std::make_pair(layergeoms.begin(), layergeoms.end()); }

 protected:
  Map layergeoms;
  float magfield {std::numeric_limits<float>::quiet_NaN()};
  ClassDefOverride(PHG4CylinderGeomContainer, 1)
};

#endif