vtkGDALRasterConverter.h

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

  Program:   Visualization Toolkit
  Module:    vtkGDALRasterConverter.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 vtkGDALRasterConverter_h
#define vtkGDALRasterConverter_h

#include "vtkGeovisGDALModule.h" // For export macro
#include "vtkObject.h"

// Forward declarations
class GDALDataset;
class vtkImageData;
class vtkUniformGrid;

class VTKGEOVISGDAL_EXPORT vtkGDALRasterConverter : public vtkObject
{
public:
  static vtkGDALRasterConverter* New();
  vtkTypeMacro(vtkGDALRasterConverter, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkSetMacro(NoDataValue, double);
  vtkGetMacro(NoDataValue, double);

  GDALDataset* CreateGDALDataset(int xDim,
                                 int yDim,
                                 int vtkDataType,
                                 int numberOfBands);

  GDALDataset* CreateGDALDataset(vtkImageData* data, const char* mapProjection);

  void CopyBandInfo(GDALDataset* src, GDALDataset* dest);

  vtkUniformGrid* CreateVTKUniformGrid(GDALDataset* input);

  void SetGDALProjection(GDALDataset* dataset, const char* projectionString);

  void SetGDALGeoTransform(GDALDataset* dataset,
                           double origin[2],
                           double spacing[2]);

  void CopyNoDataValues(GDALDataset* src, GDALDataset* dest);

  void WriteTifFile(GDALDataset* dataset, const char* filename);

  bool FindDataRange(GDALDataset* dataset,
                     int bandId,
                     double* minValue,
                     double* maxValue);

protected:
  vtkGDALRasterConverter();
  ~vtkGDALRasterConverter();

  double NoDataValue;

  bool CopyToGDAL(vtkImageData* input, GDALDataset* output);

  class vtkGDALRasterConverterInternal;
  vtkGDALRasterConverterInternal* Internal;

private:
  vtkGDALRasterConverter(const vtkGDALRasterConverter&) = delete;
  void operator=(const vtkGDALRasterConverter&) = delete;
};

#endif // vtkGDALRasterConverter_h