//=========================================================================
//  Copyright (c) Kitware, Inc.
//  All rights reserved.
//  See LICENSE.txt 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.
//=========================================================================

// .NAME vtkGMSSolidReader - Reader for GMS solid files
// .SECTION Description
// Reads GMS solid files (ASCII only). It is assumed that the
// vertex indices start at 0.

#ifndef __smtk_vtk_vtkGMSSolidReader_h
#define __smtk_vtk_vtkGMSSolidReader_h

#include "smtk/extension/vtk/reader/Exports.h" // For export macro
#include "vtkMultiBlockDataSetAlgorithm.h"

class vtkCellArray;
class vtkDoubleArray;
class vtkMultiBlockDataSet;
class vtkUnsignedCharArray;

struct vtkGMSSolidReaderInternals;

class VTKSMTKREADEREXT_EXPORT vtkGMSSolidReader : public vtkMultiBlockDataSetAlgorithm
{
public:
  static vtkGMSSolidReader* New();
  vtkTypeMacro(vtkGMSSolidReader, vtkMultiBlockDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  // Description:
  // Name of the file to be read.
  vtkSetStringMacro(FileName);
  vtkGetStringMacro(FileName);

protected:
  vtkGMSSolidReader();
  ~vtkGMSSolidReader();

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

  int ReadSolid(unsigned int block, vtkMultiBlockDataSet* output);
  void ReadTriangles(vtkCellArray*, vtkUnsignedCharArray*);
  void ReadVerts(vtkDoubleArray*);

  char* FileName;

private:
  vtkGMSSolidReader(const vtkGMSSolidReader&); // Not implemented.
  void operator=(const vtkGMSSolidReader&);    // Not implemented.

  vtkGMSSolidReaderInternals* Internals;
};

#endif
