// Created on: 1994-10-24
// Created by: Christophe MARION
// 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 _HLRTopoBRep_Data_HeaderFile
#define _HLRTopoBRep_Data_HeaderFile

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

#include "TopoDS_Shape.hxx"
#include "TopTools_ShapeMapHasher.hxx"
#include "NCollection_DataMap.hxx"
#include "NCollection_List.hxx"
#include "HLRTopoBRep_FaceData.hxx"
#include "NCollection_Map.hxx"
#include "HLRTopoBRep_VData.hxx"
#include "Standard_Boolean.hxx"
class TopoDS_Edge;
class TopoDS_Face;
class TopoDS_Shape;
class TopoDS_Vertex;

//! Stores the results of the OutLine and IsoLine
//! processes.
class HLRTopoBRep_Data
{
public:
  DEFINE_STANDARD_ALLOC

  Standard_EXPORT HLRTopoBRep_Data();

  //! Clear of all the maps.
  Standard_EXPORT void Clear();

  //! Clear of all the data not needed during and after
  //! the hiding process.
  Standard_EXPORT void Clean();

  //! Returns True if the Edge is split.
  Standard_EXPORT bool EdgeHasSplE(const TopoDS_Edge& E) const;

  //! Returns True if the Face has internal outline.
  Standard_EXPORT bool FaceHasIntL(const TopoDS_Face& F) const;

  //! Returns True if the Face has outlines on restriction.
  Standard_EXPORT bool FaceHasOutL(const TopoDS_Face& F) const;

  //! Returns True if the Face has isolines.
  Standard_EXPORT bool FaceHasIsoL(const TopoDS_Face& F) const;

  Standard_EXPORT bool IsSplEEdgeEdge(const TopoDS_Edge& E1, const TopoDS_Edge& E2) const;

  Standard_EXPORT bool IsIntLFaceEdge(const TopoDS_Face& F, const TopoDS_Edge& E) const;

  Standard_EXPORT bool IsOutLFaceEdge(const TopoDS_Face& F, const TopoDS_Edge& E) const;

  Standard_EXPORT bool IsIsoLFaceEdge(const TopoDS_Face& F, const TopoDS_Edge& E) const;

  Standard_EXPORT TopoDS_Shape NewSOldS(const TopoDS_Shape& New) const;

  //! Returns the list of the edges.
  const NCollection_List<TopoDS_Shape>& EdgeSplE(const TopoDS_Edge& E) const;

  //! Returns the list of the internal OutLines.
  const NCollection_List<TopoDS_Shape>& FaceIntL(const TopoDS_Face& F) const;

  //! Returns the list of the OutLines on restriction.
  const NCollection_List<TopoDS_Shape>& FaceOutL(const TopoDS_Face& F) const;

  //! Returns the list of the IsoLines.
  const NCollection_List<TopoDS_Shape>& FaceIsoL(const TopoDS_Face& F) const;

  //! Returns True if V is an outline vertex on a
  //! restriction.
  bool IsOutV(const TopoDS_Vertex& V) const;

  //! Returns True if V is an internal outline vertex.
  bool IsIntV(const TopoDS_Vertex& V) const;

  Standard_EXPORT void AddOldS(const TopoDS_Shape& NewS, const TopoDS_Shape& OldS);

  Standard_EXPORT NCollection_List<TopoDS_Shape>& AddSplE(const TopoDS_Edge& E);

  Standard_EXPORT NCollection_List<TopoDS_Shape>& AddIntL(const TopoDS_Face& F);

  Standard_EXPORT NCollection_List<TopoDS_Shape>& AddOutL(const TopoDS_Face& F);

  Standard_EXPORT NCollection_List<TopoDS_Shape>& AddIsoL(const TopoDS_Face& F);

  void AddOutV(const TopoDS_Vertex& V);

  void AddIntV(const TopoDS_Vertex& V);

  Standard_EXPORT void InitEdge();

  bool MoreEdge() const;

  Standard_EXPORT void NextEdge();

  const TopoDS_Edge& Edge() const;

  //! Start an iteration on the vertices of E.
  Standard_EXPORT void InitVertex(const TopoDS_Edge& E);

  bool MoreVertex() const;

  void NextVertex();

  Standard_EXPORT const TopoDS_Vertex& Vertex() const;

  Standard_EXPORT double Parameter() const;

  //! Insert before the current position.
  Standard_EXPORT void InsertBefore(const TopoDS_Vertex& V, const double P);

  Standard_EXPORT void Append(const TopoDS_Vertex& V, const double P);

private:
  NCollection_DataMap<TopoDS_Shape, TopoDS_Shape, TopTools_ShapeMapHasher>                   myOldS;
  NCollection_DataMap<TopoDS_Shape, NCollection_List<TopoDS_Shape>, TopTools_ShapeMapHasher> mySplE;
  NCollection_DataMap<TopoDS_Shape, HLRTopoBRep_FaceData, TopTools_ShapeMapHasher>           myData;
  NCollection_Map<TopoDS_Shape, TopTools_ShapeMapHasher>                                     myOutV;
  NCollection_Map<TopoDS_Shape, TopTools_ShapeMapHasher>                                     myIntV;
  NCollection_DataMap<TopoDS_Shape, NCollection_List<HLRTopoBRep_VData>, TopTools_ShapeMapHasher>
    myEdgesVertices;
  NCollection_DataMap<TopoDS_Shape, NCollection_List<HLRTopoBRep_VData>, TopTools_ShapeMapHasher>::
    Iterator                                    myEIterator;
  NCollection_List<HLRTopoBRep_VData>::Iterator myVIterator;
  NCollection_List<HLRTopoBRep_VData>*          myVList;
};

#include "HLRTopoBRep_Data.lxx"

#endif // _HLRTopoBRep_Data_HeaderFile