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vtkGenericDataSetAlgorithm.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkGenericDataSetAlgorithm.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 =========================================================================*/
00036 #ifndef __vtkGenericDataSetAlgorithm_h
00037 #define __vtkGenericDataSetAlgorithm_h
00038 
00039 #include "vtkAlgorithm.h"
00040 #include "vtkGenericDataSet.h" // makes things a bit easier
00041 
00042 class vtkDataSet;
00043 class vtkGenericDataSet;
00044 
00045 class VTK_FILTERING_EXPORT vtkGenericDataSetAlgorithm : public vtkAlgorithm
00046 {
00047 public:
00048   vtkTypeRevisionMacro(vtkGenericDataSetAlgorithm,vtkAlgorithm);
00049   void PrintSelf(ostream& os, vtkIndent indent);
00050 
00052 
00053   vtkGenericDataSet* GetOutput();
00054   vtkGenericDataSet* GetOutput(int);
00055   virtual void SetOutput(vtkDataObject* d);
00057 
00059 
00060   virtual int ProcessRequest(vtkInformation*,
00061                              vtkInformationVector**,
00062                              vtkInformationVector*);
00064 
00065   // this method is not recommended for use, but lots of old style filters
00066   // use it
00067   vtkDataObject* GetInput();
00068   vtkDataObject *GetInput(int port);
00069   vtkGenericDataSet *GetGenericDataSetInput(int port);
00070 
00072 
00079   void SetInput(vtkDataObject *);
00080   void SetInput(int, vtkDataObject*);
00082 
00084 
00088   void AddInput(vtkDataObject *);
00089   void AddInput(int, vtkDataObject*);
00091 
00092 protected:
00093   vtkGenericDataSetAlgorithm();
00094   ~vtkGenericDataSetAlgorithm();
00095 
00096   // convenience method
00097   virtual int RequestInformation(vtkInformation* request,
00098                                  vtkInformationVector** inputVector,
00099                                  vtkInformationVector* outputVector);
00100 
00102 
00105   virtual int RequestData(vtkInformation* request,
00106                           vtkInformationVector** inputVector,
00107                           vtkInformationVector* outputVector);
00109   
00111 
00114   virtual int RequestDataObject(vtkInformation* request,
00115                                 vtkInformationVector** inputVector,
00116                                 vtkInformationVector* outputVector)=0;
00118   
00120 
00123   virtual int RequestUpdateExtent(vtkInformation*,
00124                                   vtkInformationVector**,
00125                                   vtkInformationVector*);
00127 
00129 
00130   virtual void ExecuteData(vtkDataObject *output);
00131   virtual void Execute();
00133 
00134   // see algorithm for more info
00135   virtual int FillOutputPortInformation(int port, vtkInformation* info);
00136   virtual int FillInputPortInformation(int port, vtkInformation* info);
00137 
00138 private:
00139   vtkGenericDataSetAlgorithm(const vtkGenericDataSetAlgorithm&);  // Not implemented.
00140   void operator=(const vtkGenericDataSetAlgorithm&);  // Not implemented.
00141 };
00142 
00143 #endif

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