00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkPolyDataReader.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 __vtkPolyDataReader_h 00037 #define __vtkPolyDataReader_h 00038 00039 #include "vtkDataReader.h" 00040 00041 class vtkPolyData; 00042 00043 class VTK_IO_EXPORT vtkPolyDataReader : public vtkDataReader 00044 { 00045 public: 00046 static vtkPolyDataReader *New(); 00047 vtkTypeRevisionMacro(vtkPolyDataReader,vtkDataReader); 00048 void PrintSelf(ostream& os, vtkIndent indent); 00049 00051 00052 vtkPolyData *GetOutput(); 00053 vtkPolyData *GetOutput(int idx) 00054 {return (vtkPolyData *) this->vtkSource::GetOutput(idx); }; 00055 void SetOutput(vtkPolyData *output); 00057 00058 protected: 00059 vtkPolyDataReader(); 00060 ~vtkPolyDataReader(); 00061 00062 void Execute(); 00063 00064 // Update extent of PolyData is specified in pieces. 00065 // Since all DataObjects should be able to set UpdateExent as pieces, 00066 // just copy output->UpdateExtent all Inputs. 00067 void ComputeInputUpdateExtents(vtkDataObject *output); 00068 00069 // Used by streaming: The extent of the output being processed 00070 // by the execute method. Set in the ComputeInputUpdateExtents method. 00071 int ExecutePiece; 00072 int ExecuteNumberOfPieces; 00073 int ExecuteGhostLevel; 00074 private: 00075 vtkPolyDataReader(const vtkPolyDataReader&); // Not implemented. 00076 void operator=(const vtkPolyDataReader&); // Not implemented. 00077 }; 00078 00079 #endif 00080 00081