// Created on: 1994-12-16
// Created by: Laurent BUCHARD
// Copyright (c) 1994-1999 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 _Geom2dHatch_Elements_HeaderFile
#define _Geom2dHatch_Elements_HeaderFile

#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>

#include <Geom2dHatch_MapOfElements.hxx>
#include <Geom2dHatch_DataMapIteratorOfMapOfElements.hxx>
#include <Standard_Boolean.hxx>
#include <TopAbs_Orientation.hxx>
class Geom2dHatch_Element;
class gp_Pnt2d;
class gp_Lin2d;
class Geom2dAdaptor_Curve;



class Geom2dHatch_Elements 
{
public:

  DEFINE_STANDARD_ALLOC

  
  Standard_EXPORT Geom2dHatch_Elements();
  
  Standard_EXPORT Geom2dHatch_Elements(const Geom2dHatch_Elements& Other);
  
  Standard_EXPORT void Clear();
~Geom2dHatch_Elements()
{
  Clear();
}
  
  Standard_EXPORT Standard_Boolean Bind (const Standard_Integer K, const Geom2dHatch_Element& I);
  
  Standard_EXPORT Standard_Boolean IsBound (const Standard_Integer K) const;
  
  Standard_EXPORT Standard_Boolean UnBind (const Standard_Integer K);
  
  Standard_EXPORT const Geom2dHatch_Element& Find (const Standard_Integer K) const;
const Geom2dHatch_Element& operator() (const Standard_Integer K) const
{
  return Find(K);
}
  
  Standard_EXPORT Geom2dHatch_Element& ChangeFind (const Standard_Integer K);
Geom2dHatch_Element& operator() (const Standard_Integer K)
{
  return ChangeFind(K);
}
  Standard_EXPORT Standard_Boolean CheckPoint (gp_Pnt2d& P);

  Standard_EXPORT Standard_Boolean Reject (const gp_Pnt2d& P) const;
  
  Standard_EXPORT Standard_Boolean Segment (const gp_Pnt2d& P, gp_Lin2d& L, Standard_Real& Par);
  
  Standard_EXPORT Standard_Boolean OtherSegment (const gp_Pnt2d& P, gp_Lin2d& L, Standard_Real& Par);
  
  Standard_EXPORT void InitWires();
  
  Standard_EXPORT Standard_Boolean MoreWires() const;
  
  Standard_EXPORT void NextWire();
  
  Standard_EXPORT Standard_Boolean RejectWire (const gp_Lin2d& L, const Standard_Real Par) const;
  
  Standard_EXPORT void InitEdges();
  
  Standard_EXPORT Standard_Boolean MoreEdges() const;
  
  Standard_EXPORT void NextEdge();
  
  Standard_EXPORT Standard_Boolean RejectEdge (const gp_Lin2d& L, const Standard_Real Par) const;
  
  Standard_EXPORT void CurrentEdge (Geom2dAdaptor_Curve& E, TopAbs_Orientation& Or) const;




protected:





private:



  Geom2dHatch_MapOfElements myMap;
  Geom2dHatch_DataMapIteratorOfMapOfElements Iter;
  Standard_Integer NumWire;
  Standard_Integer NumEdge;
  Standard_Integer myCurEdge;
  Standard_Real myCurEdgePar;

};







#endif // _Geom2dHatch_Elements_HeaderFile