// Created on: 1997-04-17
// Created by: Christophe MARION
// Copyright (c) 1997-1999 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 _HLRBRep_InternalAlgo_HeaderFile
#define _HLRBRep_InternalAlgo_HeaderFile

#include <Standard.hxx>
#include <Standard_Type.hxx>

#include <HLRAlgo_Projector.hxx>
#include <HLRBRep_SeqOfShapeBounds.hxx>
#include <BRepTopAdaptor_MapOfShapeTool.hxx>
#include <Standard_Transient.hxx>
#include <Standard_Integer.hxx>
class HLRBRep_Data;
class HLRTopoBRep_OutLiner;
class HLRBRep_ShapeBounds;

class HLRBRep_InternalAlgo;
DEFINE_STANDARD_HANDLE(HLRBRep_InternalAlgo, Standard_Transient)

class HLRBRep_InternalAlgo : public Standard_Transient
{

public:
  Standard_EXPORT HLRBRep_InternalAlgo();

  Standard_EXPORT HLRBRep_InternalAlgo(const Handle(HLRBRep_InternalAlgo)& A);

  //! set the projector.
  Standard_EXPORT void Projector(const HLRAlgo_Projector& P);

  //! set the projector.
  Standard_EXPORT HLRAlgo_Projector& Projector();

  //! update the DataStructure.
  Standard_EXPORT void Update();

  //! add the shape <S>.
  Standard_EXPORT void Load(const Handle(HLRTopoBRep_OutLiner)& S,
                            const Handle(Standard_Transient)&   SData,
                            const Standard_Integer              nbIso = 0);

  //! add the shape <S>.
  Standard_EXPORT void Load(const Handle(HLRTopoBRep_OutLiner)& S,
                            const Standard_Integer              nbIso = 0);

  //! return the index of the Shape <S> and  return 0 if
  //! the Shape <S> is not found.
  Standard_EXPORT Standard_Integer Index(const Handle(HLRTopoBRep_OutLiner)& S) const;

  //! remove the Shape of Index <I>.
  Standard_EXPORT void Remove(const Standard_Integer I);

  //! Change the Shape Data of the Shape of index <I>.
  Standard_EXPORT void ShapeData(const Standard_Integer I, const Handle(Standard_Transient)& SData);

  Standard_EXPORT HLRBRep_SeqOfShapeBounds& SeqOfShapeBounds();

  Standard_EXPORT Standard_Integer NbShapes() const;

  Standard_EXPORT HLRBRep_ShapeBounds& ShapeBounds(const Standard_Integer I);

  //! init the status of the selected edges depending of
  //! the back faces of a closed shell.
  Standard_EXPORT void InitEdgeStatus();

  //! select all the DataStructure.
  Standard_EXPORT void Select();

  //! select  only   the Shape of index <I>.
  Standard_EXPORT void Select(const Standard_Integer I);

  //! select only the edges of the Shape <S>.
  Standard_EXPORT void SelectEdge(const Standard_Integer I);

  //! select only the faces of the Shape <S>.
  Standard_EXPORT void SelectFace(const Standard_Integer I);

  //! set to visible all the edges.
  Standard_EXPORT void ShowAll();

  //! set to visible all the edges of the Shape <S>.
  Standard_EXPORT void ShowAll(const Standard_Integer I);

  //! set to hide all the edges.
  Standard_EXPORT void HideAll();

  //! set to  hide all the  edges of the  Shape <S>.
  Standard_EXPORT void HideAll(const Standard_Integer I);

  //! own hiding  of all the shapes of the DataStructure
  //! without hiding by each other.
  Standard_EXPORT void PartialHide();

  //! hide all the DataStructure.
  Standard_EXPORT void Hide();

  //! hide the Shape <S> by itself.
  Standard_EXPORT void Hide(const Standard_Integer I);

  //! hide the Shape <S1> by the shape <S2>.
  Standard_EXPORT void Hide(const Standard_Integer I, const Standard_Integer J);

  Standard_EXPORT void Debug(const Standard_Boolean deb);

  Standard_EXPORT Standard_Boolean Debug() const;

  Standard_EXPORT Handle(HLRBRep_Data) DataStructure() const;

  DEFINE_STANDARD_RTTIEXT(HLRBRep_InternalAlgo, Standard_Transient)

protected:
private:
  //! first if <SideFace> own hiding  of the side faces.
  //! After hiding  of    the  selected  parts  of   the
  //! DataStructure.
  Standard_EXPORT void HideSelected(const Standard_Integer I, const Standard_Boolean SideFace);

  Handle(HLRBRep_Data)          myDS;
  HLRAlgo_Projector             myProj;
  HLRBRep_SeqOfShapeBounds      myShapes;
  BRepTopAdaptor_MapOfShapeTool myMapOfShapeTool;
  Standard_Boolean              myDebug;
};

#endif // _HLRBRep_InternalAlgo_HeaderFile
