//
// ********************************************************************
// * DISCLAIMER                                                       *
// *                                                                  *
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// * GEANT4 collaboration.                                            *
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//
// $Id: G4Polyline.hh,v 1.9 2001/08/20 23:28:43 johna Exp $
// GEANT4 tag $Name: geant4-05-00 $
//
// 
// John Allison  July 1995

// Class Description:
// A set of line segments defined with a set of vertices.
// G4Polyline is used for visualizing trajectories, steps, coordinate axes,
// etc.
// Class Description - End:


#ifndef G4POLYLINE_HH
#define G4POLYLINE_HH

#include "G4VVisPrim.hh"
#include "G4Point3DList.hh"

#include "G4Transform3D.hh"

class G4Polyline: public G4VVisPrim, public G4Point3DList {

  friend G4std::ostream& operator << (G4std::ostream& os, const G4Polyline& line);

public: // With description

  typedef G4Point3DList::iterator iterator;

  G4Polyline ();
  G4Polyline (const G4VVisPrim& prim);
  virtual ~G4Polyline ();
  virtual G4Visible&  operator = (const G4Visible& right);
  virtual G4VVisPrim& operator = (const G4VVisPrim& right);
  virtual G4Polyline& operator = (const G4Polyline& right);
  G4Polyline& transform (const G4Transform3D&);
};

#endif