// Created on: 1993-11-16
// Created by: Laurent BOURESCHE
// Copyright (c) 1993-1999 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.

#ifndef _ChFiDS_FaceInterference_HeaderFile
#define _ChFiDS_FaceInterference_HeaderFile

#include "Standard.hxx"
#include "Standard_DefineAlloc.hxx"
#include "Standard_Handle.hxx"

#include "Standard_Real.hxx"
#include "Standard_Integer.hxx"
#include "TopAbs_Orientation.hxx"
#include "Standard_Boolean.hxx"
class Geom2d_Curve;

//! interference face/fillet
class ChFiDS_FaceInterference
{
public:
  DEFINE_STANDARD_ALLOC

  Standard_EXPORT ChFiDS_FaceInterference();

  void SetInterference(const int                        LineIndex,
                       const TopAbs_Orientation         Trans,
                       const occ::handle<Geom2d_Curve>& PCurv1,
                       const occ::handle<Geom2d_Curve>& PCurv2);

  Standard_EXPORT void SetTransition(const TopAbs_Orientation Trans);

  void SetFirstParameter(const double U1);

  void SetLastParameter(const double U1);

  Standard_EXPORT void SetParameter(const double U1, const bool IsFirst);

  int LineIndex() const;

  void SetLineIndex(const int I);

  TopAbs_Orientation Transition() const;

  const occ::handle<Geom2d_Curve>& PCurveOnFace() const;

  const occ::handle<Geom2d_Curve>& PCurveOnSurf() const;

  occ::handle<Geom2d_Curve>& ChangePCurveOnFace();

  occ::handle<Geom2d_Curve>& ChangePCurveOnSurf();

  double FirstParameter() const;

  double LastParameter() const;

  Standard_EXPORT double Parameter(const bool IsFirst) const;

private:
  double                    firstParam;
  double                    lastParam;
  occ::handle<Geom2d_Curve> pCurveOnFace;
  occ::handle<Geom2d_Curve> pCurveOnSurf;
  int                       lineindex;
  TopAbs_Orientation        LineTransition;
};

#include "ChFiDS_FaceInterference.lxx"

#endif // _ChFiDS_FaceInterference_HeaderFile