// Created on: 1991-06-24
// Created by: Didier PIFFAULT
// Copyright (c) 1991-1999 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 _Intf_Interference_HeaderFile
#define _Intf_Interference_HeaderFile

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

#include "Intf_SectionPoint.hxx"
#include "NCollection_Sequence.hxx"
#include "Intf_SectionLine.hxx"
#include "Intf_TangentZone.hxx"
#include "Standard_Boolean.hxx"
class Intf_SectionPoint;
class Intf_SectionLine;
class Intf_TangentZone;

//! Describes the Interference computation result
//! between polygon2d or polygon3d or polyhedron
//! (as three sequences of points of intersection,
//! polylines of intersection and zones de tangence).
class Intf_Interference
{
public:
  DEFINE_STANDARD_ALLOC

  //! Gives the number of points of intersection in the
  //! interference.
  int NbSectionPoints() const;

  //! Gives the point of intersection of address Index in
  //! the interference.
  const Intf_SectionPoint& PntValue(const int Index) const;

  //! Gives the number of polylines of intersection in the
  //! interference.
  int NbSectionLines() const;

  //! Gives the polyline of intersection at address <Index> in
  //! the interference.
  const Intf_SectionLine& LineValue(const int Index) const;

  //! Gives the number of zones of tangence in the interference.
  int NbTangentZones() const;

  //! Gives the zone of tangence at address Index in the
  //! interference.
  const Intf_TangentZone& ZoneValue(const int Index) const;

  //! Gives the tolerance used for the calculation.
  double GetTolerance() const;

  //! Tests if the polylines of intersection or the zones of
  //! tangence contain the point of intersection <ThePnt>.
  Standard_EXPORT bool Contains(const Intf_SectionPoint& ThePnt) const;

  //! Inserts a new zone of tangence in the current list of
  //! tangent zones of the interference and returns True
  //! when done.
  Standard_EXPORT bool Insert(const Intf_TangentZone& TheZone);

  //! Insert a new segment of intersection in the current list of
  //! polylines of intersection of the interference.
  Standard_EXPORT void Insert(const Intf_SectionPoint& pdeb, const Intf_SectionPoint& pfin);

  Standard_EXPORT void Dump() const;

protected:
  //! Empty constructor
  Standard_EXPORT Intf_Interference(const bool Self);

  //! Destructor is protected, for safer inheritance
  ~Intf_Interference() = default;

  //! Only one argument for the intersection.
  Standard_EXPORT void SelfInterference(const bool Self);

  NCollection_Sequence<Intf_SectionPoint> mySPoins;
  NCollection_Sequence<Intf_SectionLine>  mySLines;
  NCollection_Sequence<Intf_TangentZone>  myTZones;
  bool                                    SelfIntf;
  double                                  Tolerance;
};

#include "Intf_Interference.lxx"

#endif // _Intf_Interference_HeaderFile