// 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 _Extrema_Curve2dTool_HeaderFile
#define _Extrema_Curve2dTool_HeaderFile

#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Macro.hxx>

#include <Standard_Real.hxx>
#include <GeomAbs_Shape.hxx>
#include <Standard_Integer.hxx>
#include <Standard_Boolean.hxx>
#include <gp_Pnt2d.hxx>
#include <gp_Vec2d.hxx>
#include <GeomAbs_CurveType.hxx>
#include <gp_Lin2d.hxx>
#include <gp_Circ2d.hxx>
#include <gp_Elips2d.hxx>
#include <gp_Hypr2d.hxx>
#include <gp_Parab2d.hxx>
#include <Handle_Geom2d_BezierCurve.hxx>
#include <Handle_Geom2d_BSplineCurve.hxx>
class Adaptor2d_Curve2d;
class TColStd_Array1OfReal;
class gp_Pnt2d;
class gp_Vec2d;
class Geom2d_BezierCurve;
class Geom2d_BSplineCurve;



class Extrema_Curve2dTool 
{
public:

  DEFINE_STANDARD_ALLOC

  
    static   Standard_Real FirstParameter (const Adaptor2d_Curve2d& C) ;
  
    static   Standard_Real LastParameter (const Adaptor2d_Curve2d& C) ;
  
    static   GeomAbs_Shape Continuity (const Adaptor2d_Curve2d& C) ;
  
  //! If necessary,   breaks the curve  in  intervals of
  //! continuity <S>.     And   returns  the  number  of
  //! intervals.
    static   Standard_Integer NbIntervals (const Adaptor2d_Curve2d& C, const GeomAbs_Shape S) ;
  
  //! Stores in <T> the  parameters bounding the intervals
  //! of continuity <S>.
    static   void Intervals (const Adaptor2d_Curve2d& C, TColStd_Array1OfReal& T, const GeomAbs_Shape S) ;
  
    static   Standard_Boolean IsClosed (const Adaptor2d_Curve2d& C) ;
  
    static   Standard_Boolean IsPeriodic (const Adaptor2d_Curve2d& C) ;
  
    static   Standard_Real Period (const Adaptor2d_Curve2d& C) ;
  
  //! Computes the point of parameter U on the curve.
    static   gp_Pnt2d Value (const Adaptor2d_Curve2d& C, const Standard_Real U) ;
  
  //! Computes the point of parameter U on the curve.
    static   void D0 (const Adaptor2d_Curve2d& C, const Standard_Real U, gp_Pnt2d& P) ;
  
  //! Computes the point of parameter U on the curve with its
  //! first derivative.
    static   void D1 (const Adaptor2d_Curve2d& C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V) ;
  

  //! Returns the point P of parameter U, the first and second
  //! derivatives V1 and V2.
    static   void D2 (const Adaptor2d_Curve2d& C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2) ;
  

  //! Returns the point P of parameter U, the first, the second
  //! and the third derivative.
    static   void D3 (const Adaptor2d_Curve2d& C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2, gp_Vec2d& V3) ;
  

  //! The returned vector gives the value of the derivative for the
  //! order of derivation N.
    static   gp_Vec2d DN (const Adaptor2d_Curve2d& C, const Standard_Real U, const Standard_Integer N) ;
  
  //! Returns the parametric  resolution corresponding
  //! to the real space resolution <R3d>.
    static   Standard_Real Resolution (const Adaptor2d_Curve2d& C, const Standard_Real R3d) ;
  
  //! Returns  the  type of the   curve  in the  current
  //! interval :   Line,   Circle,   Ellipse, Hyperbola,
  //! Parabola, BezierCurve, BSplineCurve, OtherCurve.
    static   GeomAbs_CurveType GetType (const Adaptor2d_Curve2d& C) ;
  
    static   gp_Lin2d Line (const Adaptor2d_Curve2d& C) ;
  
    static   gp_Circ2d Circle (const Adaptor2d_Curve2d& C) ;
  
    static   gp_Elips2d Ellipse (const Adaptor2d_Curve2d& C) ;
  
    static   gp_Hypr2d Hyperbola (const Adaptor2d_Curve2d& C) ;
  
    static   gp_Parab2d Parabola (const Adaptor2d_Curve2d& C) ;
  
    static   Standard_Integer Degree (const Adaptor2d_Curve2d& C) ;
  
    static   Standard_Boolean IsRational (const Adaptor2d_Curve2d& C) ;
  
    static   Standard_Integer NbPoles (const Adaptor2d_Curve2d& C) ;
  
    static   Standard_Integer NbKnots (const Adaptor2d_Curve2d& C) ;
  
    static   Handle(Geom2d_BezierCurve) Bezier (const Adaptor2d_Curve2d& C) ;
  
    static   Handle(Geom2d_BSplineCurve) BSpline (const Adaptor2d_Curve2d& C) ;




protected:





private:





};


#include <Extrema_Curve2dTool.lxx>





#endif // _Extrema_Curve2dTool_HeaderFile
