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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_ExtElC2d_HeaderFile
#define _Extrema_ExtElC2d_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Macro.hxx>
#include <Standard_Boolean.hxx>
#include <Standard_Integer.hxx>
#include <Standard_Real.hxx>
#include <Extrema_POnCurv2d.hxx>
class StdFail_InfiniteSolutions;
class StdFail_NotDone;
class Standard_OutOfRange;
class gp_Lin2d;
class gp_Circ2d;
class gp_Elips2d;
class gp_Hypr2d;
class gp_Parab2d;
class Extrema_POnCurv2d;
//! It calculates all the distance between two elementary
//! curves.
//! These distances can be maximum or minimum.
class Extrema_ExtElC2d
{
public:
DEFINE_STANDARD_ALLOC
Standard_EXPORT Extrema_ExtElC2d();
//! Calculates the distance between two lines.
//! AngTol is used to test if the lines are parallel:
//! Angle(C1,C2) < AngTol.
Standard_EXPORT Extrema_ExtElC2d(const gp_Lin2d& C1, const gp_Lin2d& C2, const Standard_Real AngTol);
//! Calculates the distance between a line and a
//! circle.
Standard_EXPORT Extrema_ExtElC2d(const gp_Lin2d& C1, const gp_Circ2d& C2, const Standard_Real Tol);
//! Calculates the distance between a line and an
//! elipse.
Standard_EXPORT Extrema_ExtElC2d(const gp_Lin2d& C1, const gp_Elips2d& C2);
//! Calculates the distance between a line and a
//! hyperbola.
Standard_EXPORT Extrema_ExtElC2d(const gp_Lin2d& C1, const gp_Hypr2d& C2);
//! Calculates the distance between a line and a
//! parabola.
Standard_EXPORT Extrema_ExtElC2d(const gp_Lin2d& C1, const gp_Parab2d& C2);
//! Calculates the distance between two circles.
//! The circles can be parallel or identical.
Standard_EXPORT Extrema_ExtElC2d(const gp_Circ2d& C1, const gp_Circ2d& C2);
//! Calculates the distance between a circle and an
//! elipse.
Standard_EXPORT Extrema_ExtElC2d(const gp_Circ2d& C1, const gp_Elips2d& C2);
//! Calculates the distance between a circle and a
//! hyperbola.
Standard_EXPORT Extrema_ExtElC2d(const gp_Circ2d& C1, const gp_Hypr2d& C2);
//! Calculates the distance between a circle and a
//! parabola.
Standard_EXPORT Extrema_ExtElC2d(const gp_Circ2d& C1, const gp_Parab2d& C2);
//! Calculates the distance between two elipses.
//! The elipses can be parallel or identical.
Standard_EXPORT Extrema_ExtElC2d(const gp_Elips2d& C1, const gp_Elips2d& C2);
//! Calculates the distance between an elipse and a
//! hyperbola.
Standard_EXPORT Extrema_ExtElC2d(const gp_Elips2d& C1, const gp_Hypr2d& C2);
//! Calculates the distance between an elipse and a
//! parabola.
Standard_EXPORT Extrema_ExtElC2d(const gp_Elips2d& C1, const gp_Parab2d& C2);
//! Calculates the distance between two hyperbolas.
//! The hyperbolas can be parallel or identical.
Standard_EXPORT Extrema_ExtElC2d(const gp_Hypr2d& C1, const gp_Hypr2d& C2);
//! Calculates the distance between a hyperbola and a
//! parabola.
Standard_EXPORT Extrema_ExtElC2d(const gp_Hypr2d& C1, const gp_Parab2d& C2);
//! Calculates the distance between two parabolas
//! The parabolas can be parallel or identical.
Standard_EXPORT Extrema_ExtElC2d(const gp_Parab2d& C1, const gp_Parab2d& C2);
//! Returns True if the distances are found.
Standard_EXPORT Standard_Boolean IsDone() const;
//! Returns True if the two curves are parallel.
Standard_EXPORT Standard_Boolean IsParallel() const;
//! Returns the number of extremum distances.
Standard_EXPORT Standard_Integer NbExt() const;
//! Returns the value of the Nth extremum square distance.
Standard_EXPORT Standard_Real SquareDistance (const Standard_Integer N = 1) const;
//! Returns the points of the Nth extremum distance.
//! P1 is on the first curve, P2 on the second one.
Standard_EXPORT void Points (const Standard_Integer N, Extrema_POnCurv2d& P1, Extrema_POnCurv2d& P2) const;
protected:
private:
Standard_Boolean myDone;
Standard_Boolean myIsPar;
Standard_Integer myNbExt;
Standard_Real mySqDist[8];
Extrema_POnCurv2d myPoint[8][2];
};
#endif // _Extrema_ExtElC2d_HeaderFile
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