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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkXdmf3Reader.h
  Language:  C++

  Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkXdmf3Reader_h
#define vtkXdmf3Reader_h

#include "vtkIOXdmf3Module.h" // For export macro
#include "vtkDataReader.h"

class vtkXdmf3ArraySelection;

class VTKIOXDMF3_EXPORT vtkXdmf3Reader : public vtkDataReader
{
public:
  static vtkXdmf3Reader* New();
  vtkTypeMacro(vtkXdmf3Reader, vtkDataReader);
  void PrintSelf(ostream& os, vtkIndent indent);

  virtual void SetFileName(const char* filename);


  virtual void AddFileName(const char* filename);
  virtual void RemoveAllFileNames();


  vtkSetMacro(FileSeriesAsTime, bool);
  vtkGetMacro(FileSeriesAsTime, bool);

  virtual int CanReadFile(const char* filename);

  int GetNumberOfPointArrays();

  const char* GetPointArrayName(int index);


  int GetPointArrayStatus(const char* name);
  void SetPointArrayStatus(const char* name, int status);


  int GetNumberOfCellArrays();
  const char* GetCellArrayName(int index);
  void SetCellArrayStatus(const char* name, int status);
  int GetCellArrayStatus(const char* name);


  int GetNumberOfFieldArrays();
  const char* GetFieldArrayName(int index);
  void SetFieldArrayStatus(const char* name, int status);
  int GetFieldArrayStatus(const char* name);


  int GetNumberOfGrids();
  const char* GetGridName(int index);
  void SetGridStatus(const char* gridname, int status);
  int GetGridStatus(const char* gridname);


  int GetNumberOfSets();
  const char* GetSetName(int index);
  void SetSetStatus(const char* gridname, int status);
  int GetSetStatus(const char* gridname);


  int GetNumberOfSetArrays() { return this->GetNumberOfSets(); }
  const char* GetSetArrayName(int index)
    { return this->GetSetName(index); }
  int GetSetArrayStatus(const char* name)
    { return this->GetSetStatus(name); }

  virtual vtkGraph* GetSIL();

  int GetSILUpdateStamp();

protected:
  vtkXdmf3Reader();
  ~vtkXdmf3Reader();

  //Overridden to announce that we make general DataObjects.
  virtual int FillOutputPortInformation(int port, vtkInformation *info);

  //Overridden to handle RDO requests the way we need to
  virtual int ProcessRequest(vtkInformation *, vtkInformationVector **,
    vtkInformationVector *);

  //Overridden to create the correct vtkDataObject subclass for the file.
  virtual int RequestDataObject(
    vtkInformationVector *);

  //Overridden to announce temporal information and to participate in
  //structured extent splitting.
  virtual int RequestInformation(vtkInformation *, vtkInformationVector **,
    vtkInformationVector *);

  //Read the XDMF and HDF input files and fill in vtk data objects.
  virtual int RequestData(vtkInformation *, vtkInformationVector **,
    vtkInformationVector *);

  vtkXdmf3ArraySelection* GetFieldArraySelection();
  vtkXdmf3ArraySelection* GetCellArraySelection();
  vtkXdmf3ArraySelection* GetPointArraySelection();
  vtkXdmf3ArraySelection* GetGridsSelection();
  vtkXdmf3ArraySelection* GetSetsSelection();
  vtkXdmf3ArraySelection* FieldArraysCache;
  vtkXdmf3ArraySelection* CellArraysCache;
  vtkXdmf3ArraySelection* PointArraysCache;
  vtkXdmf3ArraySelection* GridsCache;
  vtkXdmf3ArraySelection* SetsCache;

private:
  vtkXdmf3Reader(const vtkXdmf3Reader&); // Not implemented
  void operator=(const vtkXdmf3Reader&); // Not implemented

  bool FileSeriesAsTime;

  class Internals;
  Internals *Internal;
};

#endif