// This file is generated by WOK (CPPExt).
// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to 
// this header file considered to be the "object code" form of the original source.

#ifndef _ChFiDS_ElSpine_HeaderFile
#define _ChFiDS_ElSpine_HeaderFile

#ifndef _Standard_HeaderFile
#include <Standard.hxx>
#endif
#ifndef _Standard_Macro_HeaderFile
#include <Standard_Macro.hxx>
#endif

#ifndef _GeomAdaptor_Curve_HeaderFile
#include <GeomAdaptor_Curve.hxx>
#endif
#ifndef _gp_Pnt_HeaderFile
#include <gp_Pnt.hxx>
#endif
#ifndef _gp_Vec_HeaderFile
#include <gp_Vec.hxx>
#endif
#ifndef _Handle_ChFiDS_SurfData_HeaderFile
#include <Handle_ChFiDS_SurfData.hxx>
#endif
#ifndef _Standard_Real_HeaderFile
#include <Standard_Real.hxx>
#endif
#ifndef _Standard_Boolean_HeaderFile
#include <Standard_Boolean.hxx>
#endif
#ifndef _Adaptor3d_Curve_HeaderFile
#include <Adaptor3d_Curve.hxx>
#endif
#ifndef _GeomAbs_Shape_HeaderFile
#include <GeomAbs_Shape.hxx>
#endif
#ifndef _Standard_Integer_HeaderFile
#include <Standard_Integer.hxx>
#endif
#ifndef _Handle_Adaptor3d_HCurve_HeaderFile
#include <Handle_Adaptor3d_HCurve.hxx>
#endif
#ifndef _GeomAbs_CurveType_HeaderFile
#include <GeomAbs_CurveType.hxx>
#endif
#ifndef _Handle_Geom_Curve_HeaderFile
#include <Handle_Geom_Curve.hxx>
#endif
#ifndef _Handle_Geom_BezierCurve_HeaderFile
#include <Handle_Geom_BezierCurve.hxx>
#endif
#ifndef _Handle_Geom_BSplineCurve_HeaderFile
#include <Handle_Geom_BSplineCurve.hxx>
#endif
class ChFiDS_SurfData;
class Standard_OutOfRange;
class Standard_NoSuchObject;
class Standard_DomainError;
class TColStd_Array1OfReal;
class Adaptor3d_HCurve;
class gp_Pnt;
class gp_Vec;
class Geom_Curve;
class gp_Lin;
class gp_Circ;
class gp_Elips;
class gp_Hypr;
class gp_Parab;
class Geom_BezierCurve;
class Geom_BSplineCurve;


//! Elementary  Spine for cheminements and approximations. <br>
class ChFiDS_ElSpine  : public Adaptor3d_Curve {
public:

  void* operator new(size_t,void* anAddress) 
  {
    return anAddress;
  }
  void* operator new(size_t size) 
  {
    return Standard::Allocate(size); 
  }
  void  operator delete(void *anAddress) 
  {
    if (anAddress) Standard::Free((Standard_Address&)anAddress); 
  }

  
  Standard_EXPORT   ChFiDS_ElSpine();
  
  Standard_EXPORT   virtual  Standard_Real FirstParameter() const;
  
  Standard_EXPORT   virtual  Standard_Real LastParameter() const;
  
  Standard_EXPORT     GeomAbs_Shape Continuity() const;
  
  Standard_EXPORT     Standard_Integer NbIntervals(const GeomAbs_Shape S) ;
  
  Standard_EXPORT     void Intervals(TColStd_Array1OfReal& T,const GeomAbs_Shape S) ;
  //! Returns    a  curve equivalent   of  <me>  between <br>
//!          parameters <First>  and <Last>. <Tol>  is used  to <br>
//!          test for 3d points confusion. <br>
  Standard_EXPORT   virtual  Handle_Adaptor3d_HCurve Trim(const Standard_Real First,const Standard_Real Last,const Standard_Real Tol) const;
  
  Standard_EXPORT   virtual  Standard_Real Resolution(const Standard_Real R3d) const;
  
  Standard_EXPORT   virtual  GeomAbs_CurveType GetType() const;
  
  Standard_EXPORT   virtual  Standard_Boolean IsPeriodic() const;
  
  Standard_EXPORT     void SetPeriodic(const Standard_Boolean I) ;
  
  Standard_EXPORT   virtual  Standard_Real Period() const;
  
  Standard_EXPORT   virtual  gp_Pnt Value(const Standard_Real AbsC) const;
  
  Standard_EXPORT   virtual  void D0(const Standard_Real AbsC,gp_Pnt& P) const;
  
  Standard_EXPORT   virtual  void D1(const Standard_Real AbsC,gp_Pnt& P,gp_Vec& V1) const;
  
  Standard_EXPORT   virtual  void D2(const Standard_Real AbsC,gp_Pnt& P,gp_Vec& V1,gp_Vec& V2) const;
  
  Standard_EXPORT   virtual  void D3(const Standard_Real AbsC,gp_Pnt& P,gp_Vec& V1,gp_Vec& V2,gp_Vec& V3) const;
  
  Standard_EXPORT     void FirstParameter(const Standard_Real P) ;
  
  Standard_EXPORT     void LastParameter(const Standard_Real P) ;
  
  Standard_EXPORT     void SetOrigin(const Standard_Real O) ;
  
  Standard_EXPORT     void FirstPointAndTgt(gp_Pnt& P,gp_Vec& T) const;
  
  Standard_EXPORT     void LastPointAndTgt(gp_Pnt& P,gp_Vec& T) const;
  
  Standard_EXPORT     void SetFirstPointAndTgt(const gp_Pnt& P,const gp_Vec& T) ;
  
  Standard_EXPORT     void SetLastPointAndTgt(const gp_Pnt& P,const gp_Vec& T) ;
  
  Standard_EXPORT     void SetCurve(const Handle(Geom_Curve)& C) ;
  
  Standard_EXPORT    const Handle_ChFiDS_SurfData& Previous() const;
  
  Standard_EXPORT     Handle_ChFiDS_SurfData& ChangePrevious() ;
  
  Standard_EXPORT    const Handle_ChFiDS_SurfData& Next() const;
  
  Standard_EXPORT     Handle_ChFiDS_SurfData& ChangeNext() ;
  
  Standard_EXPORT     gp_Lin Line() const;
  
  Standard_EXPORT     gp_Circ Circle() const;
  
  Standard_EXPORT     gp_Elips Ellipse() const;
  
  Standard_EXPORT     gp_Hypr Hyperbola() const;
  
  Standard_EXPORT     gp_Parab Parabola() const;
  
  Standard_EXPORT     Handle_Geom_BezierCurve Bezier() const;
  
  Standard_EXPORT     Handle_Geom_BSplineCurve BSpline() const;





protected:





private:



GeomAdaptor_Curve curve;
gp_Pnt ptfirst;
gp_Pnt ptlast;
gp_Vec tgfirst;
gp_Vec tglast;
Handle_ChFiDS_SurfData previous;
Handle_ChFiDS_SurfData next;
Standard_Real pfirst;
Standard_Real plast;
Standard_Real period;
Standard_Boolean periodic;


};





// other Inline functions and methods (like "C++: function call" methods)


#endif