dox / IO
vtkDataWriter.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkDataWriter.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 =========================================================================*/
00042 #ifndef __vtkDataWriter_h
00043 #define __vtkDataWriter_h
00044 
00045 #include "vtkWriter.h"
00046 
00047 class vtkDataSet;
00048 class vtkPoints;
00049 class vtkCellArray;
00050 class vtkDataArray;
00051 class vtkFieldData;
00052 
00053 class VTK_IO_EXPORT vtkDataWriter : public vtkWriter
00054 {
00055 public:
00056   vtkTypeRevisionMacro(vtkDataWriter,vtkWriter);
00057   void PrintSelf(ostream& os, vtkIndent indent);
00058 
00061   static vtkDataWriter *New();
00062 
00064 
00065   vtkSetStringMacro(FileName);
00066   vtkGetStringMacro(FileName);
00068 
00070 
00071   vtkSetMacro(WriteToOutputString,int);
00072   vtkGetMacro(WriteToOutputString,int);
00073   vtkBooleanMacro(WriteToOutputString,int);
00075 
00077 
00080   vtkGetMacro(OutputStringLength, int);  
00081   vtkGetStringMacro(OutputString);
00082   unsigned char *GetBinaryOutputString() {
00083       return (unsigned char *)this->OutputString;};
00085       
00089   char *RegisterAndGetOutputString();
00090   
00092 
00093   vtkSetStringMacro(Header);
00094   vtkGetStringMacro(Header);
00096 
00098 
00099   vtkSetClampMacro(FileType,int,VTK_ASCII,VTK_BINARY);
00100   vtkGetMacro(FileType,int);
00101   void SetFileTypeToASCII() {this->SetFileType(VTK_ASCII);};
00102   void SetFileTypeToBinary() {this->SetFileType(VTK_BINARY);};
00104 
00106 
00108   vtkSetStringMacro(ScalarsName);
00109   vtkGetStringMacro(ScalarsName);
00111 
00113 
00115   vtkSetStringMacro(VectorsName);
00116   vtkGetStringMacro(VectorsName);
00118 
00120 
00122   vtkSetStringMacro(TensorsName);
00123   vtkGetStringMacro(TensorsName);
00125 
00127 
00129   vtkSetStringMacro(NormalsName);
00130   vtkGetStringMacro(NormalsName);
00132 
00134 
00136   vtkSetStringMacro(TCoordsName);
00137   vtkGetStringMacro(TCoordsName);
00139 
00141 
00143   vtkSetStringMacro(LookupTableName);
00144   vtkGetStringMacro(LookupTableName);
00146 
00148 
00150   vtkSetStringMacro(FieldDataName);
00151   vtkGetStringMacro(FieldDataName);
00153 
00155   virtual ostream *OpenVTKFile();
00156 
00158   int WriteHeader(ostream *fp);
00159 
00161   int WritePoints(ostream *fp, vtkPoints *p);
00162 
00164   int WriteCoordinates(ostream *fp, vtkDataArray *coords, int axes);
00165 
00167   int WriteCells(ostream *fp, vtkCellArray *cells, const char *label);
00168 
00171   int WriteCellData(ostream *fp, vtkDataSet *ds);
00172 
00175   int WritePointData(ostream *fp, vtkDataSet *ds);
00176 
00178   int WriteFieldData(ostream *fp, vtkFieldData *f);
00179 
00183   int WriteDataSetData(ostream *fp, vtkDataSet *ds);
00184 
00186   void CloseVTKFile(ostream *fp);
00187 
00188 
00189 protected:
00190   vtkDataWriter();
00191   ~vtkDataWriter();
00192 
00193   int WriteToOutputString;
00194   char *OutputString;
00195   int OutputStringLength;
00196   int OutputStringAllocatedLength;
00197   
00198   void WriteData(); //dummy method to allow this class to be instantiated and delegated to
00199 
00200   char *FileName;
00201   char *Header;
00202   int FileType;
00203 
00204   char *ScalarsName;
00205   char *VectorsName;
00206   char *TensorsName;
00207   char *TCoordsName;
00208   char *NormalsName;
00209   char *LookupTableName;
00210   char *FieldDataName;
00211 
00212   int WriteArray(ostream *fp, int dataType, vtkDataArray *data, const char *format, 
00213                  int num, int numComp);
00214   int WriteScalarData(ostream *fp, vtkDataArray *s, int num);
00215   int WriteVectorData(ostream *fp, vtkDataArray *v, int num);
00216   int WriteNormalData(ostream *fp, vtkDataArray *n, int num);
00217   int WriteTCoordData(ostream *fp, vtkDataArray *tc, int num);
00218   int WriteTensorData(ostream *fp, vtkDataArray *t, int num);
00219 
00220 private:
00221   vtkDataWriter(const vtkDataWriter&);  // Not implemented.
00222   void operator=(const vtkDataWriter&);  // Not implemented.
00223 };
00224 
00225 #endif
00226 
00227