// Created by: Peter KURNEV
// 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 _BOPDS_CommonBlock_HeaderFile
#define _BOPDS_CommonBlock_HeaderFile

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

#include <BOPDS_ListOfPaveBlock.hxx>
#include <NCollection_BaseAllocator.hxx>
#include <Standard_Integer.hxx>
#include <Standard_Transient.hxx>
#include <TColStd_ListOfInteger.hxx>
class BOPDS_PaveBlock;


class BOPDS_CommonBlock;
DEFINE_STANDARD_HANDLE(BOPDS_CommonBlock, Standard_Transient)


//! The class BOPDS_CommonBlock is to store the information
//! about pave blocks that have geometrical coincidence
//! (in terms of a tolerance) with:<br>
//! a) other pave block(s);<br>
//! b) face(s).<br>
//! First pave block in the common block (real pave block)
//! is always a pave block with the minimal index of the original edge.
class BOPDS_CommonBlock : public Standard_Transient
{

public:

  

  //! Empty constructor
  Standard_EXPORT BOPDS_CommonBlock();
  

  //! Constructor
  //! @param theAllocator the allocator to manage the memory
  Standard_EXPORT BOPDS_CommonBlock(const Handle(NCollection_BaseAllocator)& theAllocator);
  

  //! Modifier
  //! Adds the pave block <aPB> to the list of pave blocks
  //! of the common block
  Standard_EXPORT void AddPaveBlock (const Handle(BOPDS_PaveBlock)& aPB);
  

  //! Modifier
  //! Sets the list of pave blocks for the common block
  Standard_EXPORT void SetPaveBlocks (const BOPDS_ListOfPaveBlock& aLPB);
  

  //! Modifier
  //! Adds the index of the face <aF>
  //! to the list of indices of faces
  //! of the common block
  Standard_EXPORT void AddFace (const Standard_Integer aF);
  

  //! Modifier
  //! Sets the list of indices of faces <aLF>
  //! of the common block
  Standard_EXPORT void SetFaces (const TColStd_ListOfInteger& aLF);

  //! Modifier
  //! Appends the list of indices of faces <aLF>
  //! to the list of indices of faces
  //! of the common block (the input list is emptied)
  Standard_EXPORT void AppendFaces(TColStd_ListOfInteger& aLF);


  //! Selector
  //! Returns the list of pave blocks
  //! of the common block
  Standard_EXPORT const BOPDS_ListOfPaveBlock& PaveBlocks() const;
  

  //! Selector
  //! Returns the list of indices of faces
  //! of the common block
  Standard_EXPORT const TColStd_ListOfInteger& Faces() const;
  

  //! Selector
  //! Returns the first pave block
  //! of the common block
  Standard_EXPORT const Handle(BOPDS_PaveBlock)& PaveBlock1() const;
  

  //! Selector
  //! Returns the pave block that belongs
  //! to the edge with index <theIx>
  Standard_EXPORT Handle(BOPDS_PaveBlock)& PaveBlockOnEdge (const Standard_Integer theIndex);
  

  //! Query
  //! Returns true if the common block contains
  //! a pave block that belongs
  //! to the face with index <theIx>
  Standard_EXPORT Standard_Boolean IsPaveBlockOnFace (const Standard_Integer theIndex) const;
  

  //! Query
  //! Returns true if the common block contains
  //! a pave block that belongs
  //! to the edge with index <theIx>
  Standard_EXPORT Standard_Boolean IsPaveBlockOnEdge (const Standard_Integer theIndex) const;
  

  //! Query
  //! Returns true if the common block contains
  //! a pave block that is equal  to <thePB>
  Standard_EXPORT Standard_Boolean Contains (const Handle(BOPDS_PaveBlock)& thePB) const;
  

  //! Query
  //! Returns true if the common block contains
  //! the face with index equal  to <theF>
  Standard_EXPORT Standard_Boolean Contains (const Standard_Integer theF) const;
  

  //! Modifier
  //! Assign the index <theEdge> as the edge index
  //! to all pave blocks of the common block
  Standard_EXPORT void SetEdge (const Standard_Integer theEdge);
  

  //! Selector
  //! Returns the index of the edge
  //! of  all pave blocks of the common block
  Standard_EXPORT Standard_Integer Edge() const;
  
  Standard_EXPORT void Dump() const;

  //! Moves the pave blocks in the list to make the given
  //! pave block to be the first.
  //! It will be representative for the whole group.
  Standard_EXPORT void SetRealPaveBlock(const Handle(BOPDS_PaveBlock)& thePB);

  //! Sets the tolerance for the common block
  void SetTolerance(const Standard_Real theTol)
  {
    myTolerance = theTol;
  }

  //! Return the tolerance of common block
  Standard_Real Tolerance() const
  {
    return myTolerance;
  }

  DEFINE_STANDARD_RTTIEXT(BOPDS_CommonBlock,Standard_Transient)

protected:

  BOPDS_ListOfPaveBlock myPaveBlocks; //!< Pave blocks of the common block
  TColStd_ListOfInteger myFaces;      //!< Faces on which the pave blocks are lying
  Standard_Real myTolerance;          //!< Tolerance of the common block

private:

};

#endif // _BOPDS_CommonBlock_HeaderFile
