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// $Id: G4TrajectoryDrawByParticleID.cc,v 1.11 2010/06/01 21:17:41 allison Exp $
// GEANT4 tag $Name: geant4-09-04-beta-cand-01 $
//
// Jane Tinslay, John Allison, Joseph Perl November 2005

#include "G4TrajectoryDrawByParticleID.hh"
#include "G4TrajectoryDrawerUtils.hh"
#include "G4VisTrajContext.hh"
#include "G4VTrajectory.hh"
#include <sstream>

G4TrajectoryDrawByParticleID::G4TrajectoryDrawByParticleID(const G4String& name, G4VisTrajContext* context)
  :G4VTrajectoryModel(name, context)
  ,fDefault(G4Colour::Grey())
{
  Set("gamma", "green");
  Set("e-", "red");
  Set("e+", "blue");
  Set("pi+", "magenta");
  Set("pi-", "magenta");
  Set("proton", "cyan");
  Set("neutron", "yellow");
}

G4TrajectoryDrawByParticleID::~G4TrajectoryDrawByParticleID() {}

void
G4TrajectoryDrawByParticleID::Draw(const G4VTrajectory& object,
				   const G4int&,
				   const G4bool& visible) const
{
  Draw(object, visible);
}

void
G4TrajectoryDrawByParticleID::Draw(const G4VTrajectory& traj, const G4bool& visible) const
{
  G4Colour colour(fDefault);
  G4String particle = traj.GetParticleName();

  fMap.GetColour(particle, colour);

  G4VisTrajContext myContext(GetContext());
  
  myContext.SetLineColour(colour);
  myContext.SetVisible(visible);
  
  if (GetVerbose()) {
    G4cout<<"G4TrajectoryDrawByParticleID drawer named "<<Name();
    G4cout<<", drawing trajectory with particle type, "<<particle<<G4endl;
    G4cout<<", with configuration:"<<G4endl;
    myContext.Print(G4cout);
  }

  G4TrajectoryDrawerUtils::DrawLineAndPoints(traj, myContext);
}

void
G4TrajectoryDrawByParticleID::SetDefault(const G4String& colour)
{
  G4Colour myColour(G4Colour::White());      

  // Will not modify myColour if colour key does not exist  
  if (!G4Colour::GetColour(colour, myColour)) {
    std::ostringstream o;
    o << "G4Colour with key "<<colour<<" does not exist ";
    G4Exception
      ("G4TrajectoryDrawByParticleID::SetDefault(const G4String& colour)",
       "NonExistentColour", JustWarning, o.str().c_str());
  }

  SetDefault(myColour);
}

void
G4TrajectoryDrawByParticleID::SetDefault(const G4Colour& colour)
{
  fDefault = colour;
}

void
G4TrajectoryDrawByParticleID::Set(const G4String& particle, const G4String& colour)
{
  fMap.Set(particle, colour);
}

void
G4TrajectoryDrawByParticleID::Set(const G4String& particle, const G4Colour& colour)
{
  fMap[particle] = colour;
}

void
G4TrajectoryDrawByParticleID::Print(std::ostream& ostr) const
{
  ostr<<"G4TrajectoryDrawByParticleID model "<< Name() <<" colour scheme: "<<std::endl;
  
  ostr<<"Default colour: "<<fDefault<<G4endl;

  fMap.Print(ostr);

  ostr<<"Default configuration:"<<G4endl;
  GetContext().Print(G4cout);
}
