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// 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
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