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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkHierarchicalDataExtractDataSets.h,v $
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.
=========================================================================*/
// .NAME vtkHierarchicalDataExtractDataSets - extract a number of datasets
// .SECTION Description
// vtkHierarchicalDataExtractDataSets extracts the user specified list
// of datasets from a hierarchical dataset.
#ifndef __vtkHierarchicalDataExtractDataSets_h
#define __vtkHierarchicalDataExtractDataSets_h
#include "vtkHierarchicalDataSetAlgorithm.h"
//BTX
struct vtkHierarchicalDataExtractDataSetsInternals;
//ETX
class VTK_GRAPHICS_EXPORT vtkHierarchicalDataExtractDataSets : public vtkHierarchicalDataSetAlgorithm
{
public:
vtkTypeRevisionMacro(vtkHierarchicalDataExtractDataSets,vtkHierarchicalDataSetAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent);
static vtkHierarchicalDataExtractDataSets *New();
// Description:
// Add a dataset to be extracted.
void AddDataSet(unsigned int level, unsigned int idx);
// Description:
// Remove all entries from the list of datasets to be extracted.
void ClearDataSetList();
protected:
vtkHierarchicalDataExtractDataSets();
~vtkHierarchicalDataExtractDataSets();
virtual int RequestDataObject(vtkInformation* request,
vtkInformationVector** inputVector,
vtkInformationVector* outputVector);
virtual int RequestInformation(vtkInformation *,
vtkInformationVector **,
vtkInformationVector *);
virtual int RequestData(vtkInformation *,
vtkInformationVector **,
vtkInformationVector *);
unsigned int ComputeOutputLevels(unsigned int inputNumLevels);
//BTX
friend struct vtkHierarchicalDataExtractDataSetsInternals;
struct DataSetNode
{
unsigned int Level;
unsigned int DataSetId;
int Initialized;
DataSetNode() : Initialized(0) {}
DataSetNode(unsigned int level, unsigned int dsid) :
Level(level), DataSetId(dsid), Initialized(1) {}
};
//ETX
private:
vtkHierarchicalDataExtractDataSetsInternals* Internal;
vtkHierarchicalDataExtractDataSets(const vtkHierarchicalDataExtractDataSets&); // Not implemented.
void operator=(const vtkHierarchicalDataExtractDataSets&); // Not implemented.
};
#endif
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