vtkXMLGenericDataObjectReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkXMLGenericDataObjectReader.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 vtkXMLGenericDataObjectReader_h
#define vtkXMLGenericDataObjectReader_h
 
#include "vtkIOXMLModule.h"  // For export macro
#include "vtkSmartPointer.h" // for API
#include "vtkXMLDataReader.h"
 
class vtkHierarchicalBoxDataSet;
class vtkMultiBlockDataSet;
class vtkImageData;
class vtkPolyData;
class vtkRectilinearGrid;
class vtkStructuredGrid;
class vtkUnstructuredGrid;
 
class VTKIOXML_EXPORT vtkXMLGenericDataObjectReader : public vtkXMLDataReader
{
public:
  vtkTypeMacro(vtkXMLGenericDataObjectReader, vtkXMLDataReader);
  void PrintSelf(ostream& os, vtkIndent indent) override;
  static vtkXMLGenericDataObjectReader* New();
 
 
  vtkDataObject* GetOutput();
  vtkDataObject* GetOutput(int idx);
 
 
  vtkHierarchicalBoxDataSet* GetHierarchicalBoxDataSetOutput();
  vtkImageData* GetImageDataOutput();
  vtkMultiBlockDataSet* GetMultiBlockDataSetOutput();
  vtkPolyData* GetPolyDataOutput();
  vtkRectilinearGrid* GetRectilinearGridOutput();
  vtkStructuredGrid* GetStructuredGridOutput();
  vtkUnstructuredGrid* GetUnstructuredGridOutput();
 
  vtkIdType GetNumberOfPoints() override;
 
  vtkIdType GetNumberOfCells() override;
 
  void SetupEmptyOutput() override;
 
  virtual int ReadOutputType(const char* name, bool& parallel);
 
  static vtkSmartPointer<vtkXMLReader> CreateReader(int data_object_type, bool parallel);
 
protected:
  vtkXMLGenericDataObjectReader();
  ~vtkXMLGenericDataObjectReader() override;
 
  const char* GetDataSetName() override;
 
  int RequestDataObject(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  virtual int RequestUpdateExtent(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector);
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillOutputPortInformation(int, vtkInformation*) override;
 
  vtkXMLReader* Reader; // actual reader
 
private:
  vtkXMLGenericDataObjectReader(const vtkXMLGenericDataObjectReader&) = delete;
  void operator=(const vtkXMLGenericDataObjectReader&) = delete;
};
 
#endif