vtkGeoJSONWriter.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkGeoJSONWriter.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 vtkGeoJSONWriter_h
#define vtkGeoJSONWriter_h
 
#include "vtkIOGeoJSONModule.h" // For export macro
#include "vtkWriter.h"
 
class vtkLookupTable;
 
class VTKIOGEOJSON_EXPORT vtkGeoJSONWriter : public vtkWriter
{
public:
  static vtkGeoJSONWriter* New();
  void PrintSelf(ostream& os, vtkIndent indent) override;
  vtkTypeMacro(vtkGeoJSONWriter, vtkWriter);
 
 
  vtkSetFilePathMacro(FileName);
  vtkGetFilePathMacro(FileName);
 
 
  vtkSetMacro(WriteToOutputString, bool);
  vtkGetMacro(WriteToOutputString, bool);
  vtkBooleanMacro(WriteToOutputString, bool);
 
 
  vtkGetMacro(OutputStringLength, int);
  vtkGetStringMacro(OutputString);
  unsigned char* GetBinaryOutputString()
  {
    return reinterpret_cast<unsigned char*>(this->OutputString);
  }
 
 
  vtkSetMacro(ScalarFormat, int);
  vtkGetMacro(ScalarFormat, int);
 
 
  void SetLookupTable(vtkLookupTable* lut);
  vtkGetObjectMacro(LookupTable, vtkLookupTable);
 
  vtkStdString GetOutputStdString();
 
  char* RegisterAndGetOutputString();
 
protected:
  vtkGeoJSONWriter();
  ~vtkGeoJSONWriter() override;
 
  // Only accepts vtkPolyData
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
  // Implementation of Write()
  void WriteData() override;
 
  // Helper for Write that writes attributes out
  void WriteScalar(vtkDataArray* da, vtkIdType ptId);
  vtkLookupTable* LookupTable;
 
  bool WriteToOutputString;
  char* OutputString;
  int OutputStringLength;
 
  int ScalarFormat;
 
  // Internal helpers
  ostream* OpenFile();
  void ConditionalComma(vtkIdType, vtkIdType);
  void CloseFile(ostream*);
  class Internals;
  Internals* WriterHelper;
  char* FileName;
 
private:
  vtkGeoJSONWriter(const vtkGeoJSONWriter&) = delete;
  void operator=(const vtkGeoJSONWriter&) = delete;
};
 
#endif // vtkGeoJSONWriter_h