vtkProStarReader.h

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

  Program: Visualization Toolkit
  Module: vtkProStarReader.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE. See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkProStarReader_h
#define vtkProStarReader_h

#include "vtkIOGeometryModule.h" // For export macro
#include "vtkUnstructuredGridAlgorithm.h"

class VTKIOGEOMETRY_EXPORT vtkProStarReader : public vtkUnstructuredGridAlgorithm
{
public:
  static vtkProStarReader *New();
  vtkTypeMacro(vtkProStarReader,vtkUnstructuredGridAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkSetStringMacro(FileName);
  vtkGetStringMacro(FileName);


  vtkSetClampMacro(ScaleFactor, double, 0, VTK_DOUBLE_MAX);
  vtkGetMacro(ScaleFactor, double);

  enum cellType
  {
    starcdFluidType = 1,
    starcdSolidType = 2,
    starcdBaffleType = 3,
    starcdShellType = 4,
    starcdLineType = 5,
    starcdPointType = 6
  };

  enum shapeType
  {
    starcdPoint = 1,
    starcdLine = 2,
    starcdShell = 3,
    starcdHex = 11,
    starcdPrism = 12,
    starcdTet = 13,
    starcdPyr = 14,
    starcdPoly = 255
  };

protected:
  vtkProStarReader();
  ~vtkProStarReader();

  int RequestInformation
    (vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  int RequestData
    (vtkInformation *, vtkInformationVector **, vtkInformationVector *);

  char *FileName;

  double ScaleFactor;

private:
  //
  // Internal Classes/Structures
  //
  struct idMapping;

  FILE* OpenFile(const char *ext);

  bool ReadVrtFile(vtkUnstructuredGrid *output, idMapping& pointMapping);
  bool ReadCelFile(vtkUnstructuredGrid *output, const idMapping& pointMapping);

  vtkProStarReader(const vtkProStarReader&) VTK_DELETE_FUNCTION;
  void operator=(const vtkProStarReader&) VTK_DELETE_FUNCTION;
};
#endif