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ISolidFactory.h

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// $Id: ISolidFactory.h,v 1.4 2003/11/24 14:43:44 cattanem Exp $
// ==========================================================================
// CVS tag $Name: v18r12 $ 
// ==========================================================================
#ifndef DETDESC_ISOLIDFACTORY_H 
#define DETDESC_ISOLIDFACTORY_H 1
// GaudiKernel
#include "GaudiKernel/IFactory.h"  
// forward declarations 
class ISolid;   // DetDesc

static const InterfaceID IID_ISolidFactory( "ISolidFactory" , 2 , 0 ); 

class ISolidFactory : public virtual IFactory
{
  
public:
  
  static const InterfaceID& interfaceID() { return IID_ISolidFactory; }
  
  virtual ISolid* instantiate () const = 0;
  
protected:
  
  virtual ~ISolidFactory(){};
  
};

#define DECLARE_SOLID(x) extern const ISolidFactory& x##Factory; \
                                                     x##Factory.addRef();


// ==========================================================================
#endif 
// ==========================================================================

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