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dox/Graphics/vtkExtractBlock.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkExtractBlock.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00029 #ifndef __vtkExtractBlock_h
00030 #define __vtkExtractBlock_h
00031 
00032 #include "vtkMultiBlockDataSetAlgorithm.h"
00033 
00034 class vtkCompositeDataIterator;
00035 class vtkMultiPieceDataSet;
00036 
00037 class VTK_GRAPHICS_EXPORT vtkExtractBlock : public vtkMultiBlockDataSetAlgorithm
00038 {
00039 public:
00040   static vtkExtractBlock* New();
00041   vtkTypeRevisionMacro(vtkExtractBlock, vtkMultiBlockDataSetAlgorithm);
00042   void PrintSelf(ostream& os, vtkIndent indent);
00043 
00045 
00050   void AddIndex(unsigned int index);
00051   void RemoveIndex(unsigned int index);
00052   void RemoveAllIndices();
00054 
00056 
00058   vtkSetMacro(PruneOutput, int);
00059   vtkGetMacro(PruneOutput, int);
00060   vtkBooleanMacro(PruneOutput, int);
00062 
00063 //BTX
00064 protected:
00065   vtkExtractBlock();
00066   ~vtkExtractBlock();
00067 
00069   static vtkInformationIntegerKey* DONT_PRUNE();
00070 
00072   virtual int RequestData(vtkInformation *, 
00073                           vtkInformationVector **, 
00074                           vtkInformationVector *);
00075 
00076 
00078   void CopySubTree(vtkCompositeDataIterator* loc, 
00079     vtkMultiBlockDataSet* output, vtkMultiBlockDataSet* input);
00080   bool Prune(vtkMultiBlockDataSet* mblock);
00081   bool Prune(vtkMultiPieceDataSet* mblock);
00082   bool Prune(vtkDataObject* mblock);
00083 
00084   int PruneOutput;
00085 private:
00086   vtkExtractBlock(const vtkExtractBlock&); // Not implemented.
00087   void operator=(const vtkExtractBlock&); // Not implemented.
00088 
00089   class vtkSet;
00090   vtkSet *Indices;
00091 //ETX
00092 };
00093 
00094 #endif
00095 
00096 

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