Main Page | Class Hierarchy | Alphabetical List | Class List | File List | Class Members | File Members | Related Pages

IO/vtkXMLStructuredDataWriter.h

Go to the documentation of this file.
00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkXMLStructuredDataWriter.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00026 #ifndef __vtkXMLStructuredDataWriter_h
00027 #define __vtkXMLStructuredDataWriter_h
00028 
00029 #include "vtkXMLWriter.h"
00030 
00031 class vtkDataSet;
00032 class vtkPointData;
00033 class vtkExtentTranslator;
00034 class vtkDataArray;
00035 class vtkDataSetAttributes;
00036 
00037 class VTK_IO_EXPORT vtkXMLStructuredDataWriter : public vtkXMLWriter
00038 {
00039 public:
00040   vtkTypeRevisionMacro(vtkXMLStructuredDataWriter,vtkXMLWriter);
00041   void PrintSelf(ostream& os, vtkIndent indent);
00042   
00044 
00046   vtkSetMacro(NumberOfPieces, int);
00047   vtkGetMacro(NumberOfPieces, int);
00049   
00051 
00054   vtkSetVector6Macro(WriteExtent, int);
00055   vtkGetVector6Macro(WriteExtent, int);
00057   
00059 
00060   virtual void SetExtentTranslator(vtkExtentTranslator*);
00061   vtkGetObjectMacro(ExtentTranslator, vtkExtentTranslator);
00063   
00064 protected:
00065   vtkXMLStructuredDataWriter();
00066   ~vtkXMLStructuredDataWriter();  
00067   
00068   // Writing drivers defined by subclasses.
00069   virtual void WritePrimaryElementAttributes();
00070   virtual void WriteAppendedPiece(int index, vtkIndent indent);
00071   virtual void WriteAppendedPieceData(int index);
00072   virtual void WriteInlinePiece(int index, vtkIndent indent);
00073   virtual void GetInputExtent(int* extent)=0;
00074   
00075   // The actual writing driver required by vtkXMLWriter.
00076   int WriteData();
00077   void SetupExtentTranslator();
00078   virtual void WriteAppendedMode(vtkIndent indent);
00079   vtkDataArray* CreateExactExtent(vtkDataArray* array, int* inExtent,
00080                                   int* outExtent, int isPoint);
00081   virtual void WriteInlineMode(vtkIndent indent);
00082   unsigned int GetStartTuple(int* extent, int* increments,
00083                              int i, int j, int k);
00084   
00085   // Define utility methods required by vtkXMLWriter.
00086   vtkDataArray* CreateArrayForPoints(vtkDataArray* inArray);
00087   vtkDataArray* CreateArrayForCells(vtkDataArray* inArray);
00088   
00089   // The extent of the input to write.
00090   int WriteExtent[6];
00091   
00092   // Number of pieces used for streaming.
00093   int NumberOfPieces;
00094   
00095   // Translate piece number to extent.
00096   vtkExtentTranslator* ExtentTranslator;
00097   
00098   // Appended data offsets of point and cell data arrays.
00099   unsigned long** PointDataOffsets;
00100   unsigned long** CellDataOffsets;
00101   
00102 private:
00103   vtkXMLStructuredDataWriter(const vtkXMLStructuredDataWriter&);  // Not implemented.
00104   void operator=(const vtkXMLStructuredDataWriter&);  // Not implemented.
00105 };
00106 
00107 #endif