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//
// $Id$
//
// Class Description:
// Trajectory model which colours a trajectory according to
// the origin volume
// Class Description - End:
// Jane Tinslay March 2006

#ifndef G4TRAJECTORYDRAWBYORIGINVOLUME
#define G4TRAJECTORYDRAWBYORIGINVOLUME

#include "G4VTrajectoryModel.hh"
#include "G4Colour.hh"
#include "G4ModelColourMap.hh"
#include "G4String.hh"
#include <map>

class G4TrajectoryDrawByOriginVolume : public G4VTrajectoryModel {

public: // With description
 
  G4TrajectoryDrawByOriginVolume(const G4String& name = "Unspecified", G4VisTrajContext* context=0);
  
  virtual ~G4TrajectoryDrawByOriginVolume();

  // Draw method
  virtual void Draw(const G4VTrajectory& trajectory, const G4int& i_mode = 0,
		    const G4bool& visible = true) const;
  virtual void Draw(const G4VTrajectory& trajectory, 
		    const G4bool& visible = true) const;
  
  virtual void Print(std::ostream& ostr) const;
  // Print configuration

  void SetDefault(const G4String&);
  void SetDefault(const G4Colour&);

  void Set(const G4String& particle, const G4String& colour);
  void Set(const G4String& particle, const G4Colour& colour);
  // Configuration functions

private:

  // Data members
  G4ModelColourMap<G4String> fMap;
  G4Colour fDefault;

};

#endif