vtkDEMReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkDEMReader.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 vtkDEMReader_h
#define vtkDEMReader_h
 
#include "vtkIOImageModule.h" // For export macro
#include "vtkImageAlgorithm.h"
 
class VTKIOIMAGE_EXPORT vtkDEMReader : public vtkImageAlgorithm
{
public:
  static vtkDEMReader *New();
  vtkTypeMacro(vtkDEMReader,vtkImageAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  vtkSetStringMacro(FileName);
  vtkGetStringMacro(FileName);
 
//BTX
  enum {REFERENCE_SEA_LEVEL=0,REFERENCE_ELEVATION_BOUNDS};
//ETX
 
 
  vtkSetClampMacro(ElevationReference,int,REFERENCE_SEA_LEVEL,
                   REFERENCE_ELEVATION_BOUNDS);
  vtkGetMacro(ElevationReference,int);
  void SetElevationReferenceToSeaLevel()
    {this->SetElevationReference(REFERENCE_SEA_LEVEL);}
  void SetElevationReferenceToElevationBounds()
    {this->SetElevationReference(REFERENCE_ELEVATION_BOUNDS);}
  const char *GetElevationReferenceAsString(void);
 
 
  vtkGetStringMacro(MapLabel);
 
 
  vtkGetMacro(DEMLevel,int);
 
 
  vtkGetMacro(ElevationPattern,  int);
 
 
  vtkGetMacro(GroundSystem,  int);
 
 
  vtkGetMacro(GroundZone,  int);
 
 
  vtkGetVectorMacro(ProjectionParameters,float,15);
 
 
  vtkGetMacro(PlaneUnitOfMeasure,  int);
 
 
  vtkGetMacro(ElevationUnitOfMeasure,  int);
 
 
  vtkGetMacro(PolygonSize,  int);
 
 
  vtkGetVectorMacro(ElevationBounds,float,2);
 
 
  vtkGetMacro(LocalRotation,  float);
 
 
  vtkGetMacro(AccuracyCode,  int);
 
 
  vtkGetVectorMacro(SpatialResolution,float,3);
 
 
  vtkGetVectorMacro(ProfileDimension,int,2);
 
 
  virtual int RequestInformation (vtkInformation *, vtkInformationVector **,
                                  vtkInformationVector *);
 
protected:
  vtkDEMReader();
  ~vtkDEMReader();
 
  vtkTimeStamp ReadHeaderTime;
  int NumberOfColumns;
  int NumberOfRows;
  int WholeExtent[6];
  char *FileName;
  char MapLabel[145];
  int DEMLevel;
  int ElevationPattern;
  int GroundSystem;
  int GroundZone;
  float ProjectionParameters[15];
  int PlaneUnitOfMeasure;
  int ElevationUnitOfMeasure;
  int PolygonSize;
  float GroundCoords[4][2];
  float ElevationBounds[2];
  float LocalRotation;
  int AccuracyCode;
  float SpatialResolution[3];
  int ProfileDimension[2];
  int ProfileSeekOffset;
  int ElevationReference;
 
  void ComputeExtentOriginAndSpacing (int extent[6],
                                      double origin[6],
                                      double spacing[6]);
  int ReadTypeARecord ();
  int ReadProfiles (vtkImageData *data);
  virtual int RequestData(  vtkInformation* request,
                            vtkInformationVector** inputVector,
                            vtkInformationVector* outputVector);
 
private:
  vtkDEMReader(const vtkDEMReader&);  // Not implemented.
  void operator=(const vtkDEMReader&);  // Not implemented.
};
 
#endif