// Created on: 1992-04-06
// Created by: Jacques GOUSSARD
// Copyright (c) 1992-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <Standard_DomainError.hxx>
#include <Precision.hxx>
#include <IntPatch_Point.hxx>


inline void IntPatch_ALine::Replace (const Standard_Integer Index, const IntPatch_Point& Pnt)
{
  svtx(Index) = Pnt;
}

inline void IntPatch_ALine::SetFirstPoint (const Standard_Integer IndFirst)
{
  fipt = Standard_True;
  indf = IndFirst;
}

inline void IntPatch_ALine::SetLastPoint (const Standard_Integer IndLast)
{
  lapt = Standard_True;
  indl = IndLast;
}

inline Standard_Real IntPatch_ALine::FirstParameter (Standard_Boolean& IsIncluded) const
{
  Standard_Real bid,first;
  curv.Domain(first,bid);
  IsIncluded = !curv.IsFirstOpen();
  return first;
}

inline Standard_Real IntPatch_ALine::LastParameter (Standard_Boolean& IsIncluded) const
{
  Standard_Real bid,last;
  curv.Domain(bid,last);
  IsIncluded = !curv.IsLastOpen();
  return last;
}

inline gp_Pnt IntPatch_ALine::Value (const Standard_Real U)
{
  return curv.Value(U);// Value leve l exception DomainError
}

inline Standard_Boolean IntPatch_ALine::D1(const Standard_Real U, gp_Pnt& P, gp_Vec& Du)
{
  return curv.D1u(U,P,Du); // D1u leve l exception DomainError
}

inline void IntPatch_ALine::FindParameter(const gp_Pnt& theP,
                                          TColStd_ListOfReal& theParams) const
{
  curv.FindParameter(theP, theParams);
}

inline Standard_Boolean IntPatch_ALine::HasFirstPoint () const
{
  return fipt;
}

inline Standard_Boolean IntPatch_ALine::HasLastPoint () const
{
  return lapt;
}

inline const IntPatch_Point& IntPatch_ALine::FirstPoint () const
{
  if (!fipt) {throw Standard_DomainError();}
  return svtx(indf);
}

inline const IntPatch_Point& IntPatch_ALine::LastPoint () const
{
  if (!lapt) {throw Standard_DomainError();}
  return svtx(indl);
}

inline Standard_Integer IntPatch_ALine::NbVertex () const
{
  return svtx.Length();
}

inline const IntPatch_Point& IntPatch_ALine::Vertex (const Standard_Integer Index) const
{
  return svtx(Index);
}