vtkGDALRasterReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkGDALRasterReader.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 vtkGDALRasterReader_h
#define vtkGDALRasterReader_h
 
#include <vtkIOGDALModule.h> // For export macro
#include <vtkImageReader2.h>
 
// C++ includes
#include <string> // string is required
#include <vector> // vector is required
 
class VTKIOGDAL_EXPORT vtkGDALRasterReader : public vtkImageReader2
{
public:
  static vtkGDALRasterReader* New();
  vtkTypeMacro(vtkGDALRasterReader, vtkImageReader2);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  vtkGDALRasterReader();
  ~vtkGDALRasterReader() override;
 
  int CanReadFile(const char* fname) override;
 
  const char* GetProjectionString() const;
 
  const char* GetProjectionWKT() const { return this->ProjectionWKT.c_str(); }
 
  const double* GetGeoCornerPoints();
 
  vtkSetMacro(CollateBands, bool);
  vtkGetMacro(CollateBands, bool);
  vtkBooleanMacro(CollateBands, bool);
 
 
  vtkSetVector2Macro(TargetDimensions, int);
  vtkGetVector2Macro(TargetDimensions, int);
 
 
  int* GetRasterDimensions();
 
  const std::vector<std::string>& GetMetaData();
 
  double GetInvalidValue(size_t bandIndex = 0, int* hasNoData = nullptr);
 
  std::vector<std::string> GetDomainMetaData(const std::string& domain);
 
 
  const std::string& GetDriverShortName();
  const std::string& GetDriverLongName();
 
  vtkIdType GetNumberOfCells();
 
 
  int GetNumberOfCellArrays();
  const char* GetCellArrayName(int index);
  int GetCellArrayStatus(const char* name);
  void SetCellArrayStatus(const char* name, int status);
  void DisableAllCellArrays();
  void EnableAllCellArrays();
 
protected:
  int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
  int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
  int FillOutputPortInformation(int port, vtkInformation* info) override;
 
protected:
  int TargetDimensions[2];
  std::string Projection;
  std::string ProjectionWKT;
  std::string DomainMetaData;
  std::string DriverShortName;
  std::string DriverLongName;
  std::vector<std::string> Domains;
  std::vector<std::string> MetaData;
  bool CollateBands;
 
  class vtkGDALRasterReaderInternal;
  vtkGDALRasterReaderInternal* Impl;
 
private:
  vtkGDALRasterReader(const vtkGDALRasterReader&) = delete;
  void operator=(const vtkGDALRasterReader&) = delete;
};
 
#endif // vtkGDALRasterReader_h