GsfPropagatorAdapter.h

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#ifndef GsfPropagatorAdapter_h_
#define GsfPropagatorAdapter_h_

#include "TrackingTools/TrajectoryState/interface/TrajectoryStateOnSurface.h"
#include "TrackingTools/GeomPropagators/interface/Propagator.h"
#include "DataFormats/GeometryCommonDetAlgo/interface/DeepCopyPointerByClone.h"

class MagneticField;

class GsfPropagatorAdapter final : public Propagator {

public:
  GsfPropagatorAdapter (const Propagator& Propagator);

  ~GsfPropagatorAdapter() {}

  using Propagator::propagate;
  using Propagator::propagateWithPath;


  virtual std::pair<TrajectoryStateOnSurface,double>
  propagateWithPath (const TrajectoryStateOnSurface&,
             const Plane&) const  override;

  virtual std::pair<TrajectoryStateOnSurface,double>
  propagateWithPath (const TrajectoryStateOnSurface&,
             const Cylinder&) const  override;

  virtual std::pair<TrajectoryStateOnSurface,double> propagateWithPath (const FreeTrajectoryState&,
                                    const Plane&) const  override;


  virtual std::pair<TrajectoryStateOnSurface,double> propagateWithPath (const FreeTrajectoryState&,
                                    const Cylinder&) const  override;

public:

  virtual bool setMaxDirectionChange( float phiMax) {
    return thePropagator->setMaxDirectionChange(phiMax);
  }

 virtual void setPropagationDirection (PropagationDirection dir) override;

  inline const Propagator& propagator () const
  {
    return *thePropagator;
  }

  virtual GsfPropagatorAdapter* clone() const
  {
    return new GsfPropagatorAdapter(*thePropagator);
  }

  virtual const MagneticField* magneticField() const {
    return thePropagator->magneticField();
  }

private:
  // Single state propagator
  DeepCopyPointerByClone<Propagator> thePropagator;
};

#endif