---

graphics/vtkDataWriter.h

Go to the documentation of this file.

/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkDataWriter.h,v $
  Language:  C++


Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

 * Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.

 * Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

 * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
   of any contributors may be used to endorse or promote products derived
   from this software without specific prior written permission.

 * Modified source versions must be plainly marked as such, and must not be
   misrepresented as being the original software.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

=========================================================================*/
#ifndef __vtkDataWriter_h
#define __vtkDataWriter_h

#include <stdio.h>
#include "vtkWriter.h"

class vtkDataSet;
class vtkPoints;
class vtkCellArray;
class vtkScalars;
class vtkVectors;
class vtkNormals;
class vtkTCoords;
class vtkTensors;
class vtkGhostLevels;
class vtkDataArray;

class VTK_EXPORT vtkDataWriter : public vtkWriter
{
public:
  vtkTypeMacro(vtkDataWriter,vtkWriter);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkDataWriter *New();

  vtkSetStringMacro(FileName);
  vtkGetStringMacro(FileName);

  vtkSetMacro(WriteToOutputString,int);
  vtkGetMacro(WriteToOutputString,int);
  vtkBooleanMacro(WriteToOutputString,int);

  vtkGetMacro(OutputStringLength, int);  
  vtkGetStringMacro(OutputString);
  unsigned char *GetBinaryOutputString() {
      return (unsigned char *)this->OutputString;};
      
  char *RegisterAndGetOutputString();
  
  vtkSetStringMacro(Header);
  vtkGetStringMacro(Header);

  vtkSetClampMacro(FileType,int,VTK_ASCII,VTK_BINARY);
  vtkGetMacro(FileType,int);
  void SetFileTypeToASCII() {this->SetFileType(VTK_ASCII);};
  void SetFileTypeToBinary() {this->SetFileType(VTK_BINARY);};

  vtkSetStringMacro(ScalarsName);
  vtkGetStringMacro(ScalarsName);

  vtkSetStringMacro(VectorsName);
  vtkGetStringMacro(VectorsName);

  vtkSetStringMacro(TensorsName);
  vtkGetStringMacro(TensorsName);

  vtkSetStringMacro(GhostLevelsName);
  vtkGetStringMacro(GhostLevelsName);
  
  vtkSetStringMacro(NormalsName);
  vtkGetStringMacro(NormalsName);

  vtkSetStringMacro(TCoordsName);
  vtkGetStringMacro(TCoordsName);

  vtkSetStringMacro(LookupTableName);
  vtkGetStringMacro(LookupTableName);

  vtkSetStringMacro(FieldDataName);
  vtkGetStringMacro(FieldDataName);

  virtual ostream *OpenVTKFile();

  int WriteHeader(ostream *fp);

  int WritePoints(ostream *fp, vtkPoints *p);

  int WriteCoordinates(ostream *fp, vtkScalars *coords, int axes);

  int WriteCells(ostream *fp, vtkCellArray *cells, const char *label);

  int WriteCellData(ostream *fp, vtkDataSet *ds);

  int WritePointData(ostream *fp, vtkDataSet *ds);

  int WriteFieldData(ostream *fp, vtkFieldData *f);

  int WriteDataSetData(ostream *fp, vtkDataSet *ds);

  void CloseVTKFile(ostream *fp);


protected:
  vtkDataWriter();
  ~vtkDataWriter();
  vtkDataWriter(const vtkDataWriter&) {};
  void operator=(const vtkDataWriter&) {};

  int WriteToOutputString;
  char *OutputString;
  int OutputStringLength;
  int OutputStringAllocatedLength;
  
  void WriteData(); //dummy method to allow this class to be instantiated and delegated to

  char *FileName;
  char *Header;
  int FileType;

  char *ScalarsName;
  char *VectorsName;
  char *TensorsName;
  char *GhostLevelsName;
  char *TCoordsName;
  char *NormalsName;
  char *LookupTableName;
  char *FieldDataName;

  int WriteArray(ostream *fp, int dataType, vtkDataArray *data, const char *format, 
       int num, int numComp);
  int WriteScalarData(ostream *fp, vtkScalars *s, int num);
  int WriteVectorData(ostream *fp, vtkVectors *v, int num);
  int WriteNormalData(ostream *fp, vtkNormals *n, int num);
  int WriteTCoordData(ostream *fp, vtkTCoords *tc, int num);
  int WriteTensorData(ostream *fp, vtkTensors *t, int num);
  int WriteGhostLevelData(ostream *fp, vtkGhostLevels *g, int num);

};

#endif

---