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// $Id: G4AttUtils.cc,v 1.1 2006/09/11 18:04:59 tinslay Exp $
// GEANT4 tag $Name: geant4-09-02-ref-02 $
//
// Jane Tinslay September 2006
//
// Visualisation attribute utility functions.
//
#include "G4AttUtils.hh"
#include "G4DimensionedDouble.hh"
#include "G4DimensionedThreeVector.hh"
#include "G4ThreeVector.hh"
#include "G4TypeKeyT.hh"

namespace G4AttUtils 
{  
  // Get G4TypeKey information for old style G4AttDef's
  G4TypeKey GetKey(const G4AttDef& def) 
  {
    G4String type = def.GetValueType();
    
    G4bool withUnit = (def.GetExtra() == "G4BestUnit");
    
    // Known conversions
    if (type == "G4String") return G4TypeKeyT<G4String>();
    if (type == "G4int") return G4TypeKeyT<G4int>();
    if (type == "G4double" && !withUnit) return G4TypeKeyT<G4double>();
    if (type == "G4double" && withUnit) return G4TypeKeyT<G4DimensionedDouble>();
    if (type == "G4ThreeVector" && !withUnit) return G4TypeKeyT<G4ThreeVector>();
    if (type == "G4ThreeVector" && withUnit) return G4TypeKeyT<G4DimensionedThreeVector>();
    if (type == "G4bool") return G4TypeKeyT<G4bool>();
    
    // Return default (invalid) key
    return G4TypeKey();
  }
}