src/CONVERTOR/VISU_IDMapper.hxx

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//  VISU CONVERTOR :
//
//  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
// 
//  This library is free software; you can redistribute it and/or 
//  modify it under the terms of the GNU Lesser General Public 
//  License as published by the Free Software Foundation; either 
//  version 2.1 of the License. 
// 
//  This library is distributed in the hope that it will be useful, 
//  but WITHOUT ANY WARRANTY; without even the implied warranty of 
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
//  Lesser General Public License for more details. 
// 
//  You should have received a copy of the GNU Lesser General Public 
//  License along with this library; if not, write to the Free Software 
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA 
// 
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//
//  File   : VISU_Convertor.hxx
//  Author : Alexey PETROV
//  Module : VISU

#ifndef VISU_IDMapper_HeaderFile
#define VISU_IDMapper_HeaderFile

#include "MED_SharedPtr.hxx"
#include "MED_Vector.hxx"
#include "VTKViewer.h"

#include <string>
#include <map>

class vtkUnstructuredGrid;
class vtkCell;

namespace VISU
{
  using MED::SharedPtr;
  using MED::TVector;

  
  typedef TVector<vtkIdType> TIdTypeVector;
  typedef std::map<vtkIdType,TIdTypeVector> TObj2IdTypeVector;
  
  struct TStructured
  {
    TStructured():
      myIsStructured(false),
      myType(true)
    {}

    virtual
    bool
    IsStructured() const;

    virtual TIdTypeVector
    GetStructure();
    
    virtual TIdTypeVector
    GetIndexesOfNode(vtkIdType theNodeId);

    virtual vtkIdType
    GetObjectIDByIndexes(TIdTypeVector theVec);

  public:
    bool myIsStructured; 
    bool myType; 

    TIdTypeVector myGrilleStructure;
    
    TObj2IdTypeVector myObjID2StructureID;
    
  };
  
  //---------------------------------------------------------------
  struct TBaseStructure: virtual TStructured
  {
    virtual ~TBaseStructure()
    {}

    std::string myEntry; 
  };
  typedef SharedPtr<TBaseStructure> PBaseStructure;

  //---------------------------------------------------------------
  typedef vtkUnstructuredGrid TVTKOutput;


  struct TIDMapper: virtual TBaseStructure
  {
    virtual 
    vtkIdType 
    GetNodeObjID(vtkIdType theID) const;

    virtual 
    vtkIdType 
    GetNodeVTKID(vtkIdType theID) const;

    virtual
    vtkFloatingPointType* 
    GetNodeCoord(vtkIdType theObjID);

    virtual 
    vtkIdType 
    GetElemObjID(vtkIdType theID) const;

    virtual 
    vtkIdType 
    GetElemVTKID(vtkIdType theID) const;

    virtual
    vtkCell* 
    GetElemCell(vtkIdType theObjID);

    virtual
    TVTKOutput*
    GetVTKOutput() = 0;
  };
  typedef SharedPtr<TIDMapper> PIDMapper;
  

  //---------------------------------------------------------------

  struct TNamedIDMapper: virtual TIDMapper
  {
    virtual
    std::string 
    GetNodeName(vtkIdType theObjID) const = 0;

    virtual
    std::string 
    GetElemName(vtkIdType theObjID) const = 0;
  };
  typedef SharedPtr<TNamedIDMapper> PNamedIDMapper;
  

  //---------------------------------------------------------------
  typedef vtkIdType TCellID; 
  typedef vtkIdType TLocalPntID;
  typedef std::pair<TCellID,TLocalPntID> TGaussPointID;

  struct TGaussPtsIDMapper: virtual TIDMapper
  {
    virtual 
    TGaussPointID 
    GetObjID(vtkIdType theID) const = 0;

    virtual 
    TNamedIDMapper*
    GetParent() = 0;
  };
  typedef SharedPtr<TGaussPtsIDMapper> PGaussPtsIDMapper;

  //---------------------------------------------------------------
}

#endif

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