vtkXMLPTableReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkXMLPTableReader.h
 
  Copyright (c) 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 vtkXMLPTableReader_h
#define vtkXMLPTableReader_h
 
#include "vtkIOXMLModule.h" // For export macro
#include "vtkXMLPDataObjectReader.h"
 
class vtkTable;
class vtkXMLTableReader;
 
class VTKIOXML_EXPORT vtkXMLPTableReader : public vtkXMLPDataObjectReader
{
public:
  vtkTypeMacro(vtkXMLPTableReader, vtkXMLPDataObjectReader);
  void PrintSelf(ostream& os, vtkIndent indent) override;
  static vtkXMLPTableReader* New();
 
 
  vtkTable* GetOutput();
  vtkTable* GetOutput(int idx);
 
  void CopyOutputInformation(vtkInformation* outInfo, int port) override;
 
  int GetNumberOfColumnArrays();
 
  const char* GetColumnArrayName(int index);
 
 
  int GetColumnArrayStatus(const char* name);
  void SetColumnArrayStatus(const char* name, int status);
 
  vtkGetObjectMacro(ColumnSelection, vtkDataArraySelection);
 
protected:
  vtkXMLPTableReader();
  ~vtkXMLPTableReader() override;
 
  const char* GetDataSetName() override;
 
  vtkIdType GetNumberOfRows();
 
  virtual vtkIdType GetNumberOfRowsInPiece(int piece);
 
  vtkTable* GetOutputAsTable();
 
  vtkTable* GetPieceInputAsTable(int piece);
 
  void GetOutputUpdateExtent(int& piece, int& numberOfPieces);
 
  void SetupEmptyOutput() override;
 
  void SetupOutputData() override;
 
  void SetupOutputInformation(vtkInformation* outInfo) override;
 
  void SetupOutputTotals();
 
  void SetupNextPiece();
 
  void SetupPieces(int numPieces) override;
 
  void SetupUpdateExtent(int piece, int numberOfPieces);
 
  void ReadXMLData() override;
 
  int CanReadPiece(int index) override;
 
  int ReadPrimaryElement(vtkXMLDataElement* ePrimary) override;
 
  void DestroyPieces() override;
 
  using vtkXMLPDataObjectReader::ReadPiece;
 
  int ReadPiece(vtkXMLDataElement* ePiece) override;
 
  int ReadPieceData(int index);
 
  int ReadPieceData();
 
  vtkXMLTableReader* CreatePieceReader();
 
  int FillOutputPortInformation(int, vtkInformation*) override;
 
  int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
  void PieceProgressCallback() override;
 
  int ColumnIsEnabled(vtkXMLDataElement* elementRowData);
 
  int GetNumberOfRowArrays();
  const char* GetRowArrayName(int index);
 
  int UpdatePieceId;
  int UpdateNumberOfPieces;
 
  int StartPiece;
  int EndPiece;
  vtkIdType TotalNumberOfRows;
  vtkIdType StartRow;
 
  vtkXMLTableReader** PieceReaders;
 
  vtkXMLDataElement* PRowElement;
 
  vtkDataArraySelection* ColumnSelection;
 
private:
  vtkXMLPTableReader(const vtkXMLPTableReader&) = delete;
  void operator=(const vtkXMLPTableReader&) = delete;
};
 
#endif