// File:	GC_MakeArcOfParabola.cxx
// Created:	Fri Oct  2 16:31:46 1992
// Author:	Remi GILET
//		<reg@topsn3>

#include <GC_MakeArcOfParabola.ixx>
#include <Geom_Parabola.hxx>
#include <StdFail_NotDone.hxx>
#include <ElCLib.hxx>

GC_MakeArcOfParabola::GC_MakeArcOfParabola(const gp_Parab& Parab ,
					     const gp_Pnt&   P1    ,
					     const gp_Pnt&   P2    ,
					     const Standard_Boolean  Sense  ) 
{
  Standard_Real Alpha1 = ElCLib::Parameter(Parab,P1);
  Standard_Real Alpha2 = ElCLib::Parameter(Parab,P2);
  Handle(Geom_Parabola) P = new Geom_Parabola(Parab);
  TheArc = new Geom_TrimmedCurve(P,Alpha1,Alpha2,Sense);
  TheError = gce_Done;
}

GC_MakeArcOfParabola::GC_MakeArcOfParabola(const gp_Parab& Parab ,
					     const gp_Pnt&   P     ,
					     const Standard_Real      Alpha ,
					     const Standard_Boolean  Sense  ) 
{
  Standard_Real Alphafirst = ElCLib::Parameter(Parab,P);
  Handle(Geom_Parabola) Parabola = new Geom_Parabola(Parab);
  TheArc = new Geom_TrimmedCurve(Parabola,Alphafirst,Alpha,Sense);
  TheError = gce_Done;
}

GC_MakeArcOfParabola::GC_MakeArcOfParabola(const gp_Parab& Parab ,
					     const Standard_Real      Alpha1 ,
					     const Standard_Real      Alpha2 ,
					     const Standard_Boolean   Sense  ) 
{
  Handle(Geom_Parabola) P = new Geom_Parabola(Parab);
  TheArc = new Geom_TrimmedCurve(P,Alpha1,Alpha2,Sense);
  TheError = gce_Done;
}

const Handle(Geom_TrimmedCurve)& GC_MakeArcOfParabola::Value() const
{ 
  StdFail_NotDone_Raise_if(!TheError == gce_Done,"");
  return TheArc;
}

const Handle(Geom_TrimmedCurve)& GC_MakeArcOfParabola::Operator() const 
{
  return Value();
}

GC_MakeArcOfParabola::operator Handle(Geom_TrimmedCurve) () const
{
  return Value();
}