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// $Id: SCMagneticField.hh,v 1.2 2006/06/29 18:54:27 gunter Exp $
// GEANT4 tag $Name: geant4-09-04-beta-cand-01 $
//
//
//    A class for control of the Magnetic Field of the detector.
//  The field is assumed to be uniform.
// 
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#ifndef SCMagneticField_H
#define SCMagneticField_H

#include "G4UniformMagField.hh"

class G4FieldManager;

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class SCMagneticField: public G4UniformMagField
{
  public:
  
   SCMagneticField(G4ThreeVector);  //  The value of the field
   SCMagneticField();               //  A zero field
  ~SCMagneticField();  
      
   //Set the field (fieldValue,0,0)
   void SetFieldValue(G4double fieldValue);
   void SetFieldValue(G4ThreeVector fieldVector);
      
   G4ThreeVector GetConstantFieldValue();

  protected:

      // Find the global Field Manager
      G4FieldManager* GetGlobalFieldManager();   // static 
};

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#endif