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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkCellGridWriter
* @brief Write a cell-grid file.
*
* Write a cell-grid object to a file. This is a simple JSON format for debugging purposes.
*/
#ifndef vtkCellGridWriter_h
#define vtkCellGridWriter_h
#include "vtkIOCellGridModule.h" // For export macro.
#include "vtkWriter.h"
// clang-format off
#include <vtk_nlohmannjson.h> // For API.
#include VTK_NLOHMANN_JSON(json.hpp) // For API.
// clang-format on
VTK_ABI_NAMESPACE_BEGIN
class vtkCellGrid;
class VTKIOCELLGRID_EXPORT vtkCellGridWriter : public vtkWriter
{
public:
vtkTypeMacro(vtkCellGridWriter, vtkWriter);
static vtkCellGridWriter* New();
void PrintSelf(ostream& os, vtkIndent indent) override;
///@{
/// Set/get the filename to write to.
///
/// This must be set before you call Write(). However, it need
/// not be set before calling ToJSON().
vtkSetStringMacro(FileName);
vtkGetStringMacro(FileName);
///@}
///@{
/// Get the input cell-grid.
vtkCellGrid* GetInput();
vtkCellGrid* GetInput(int port);
///@}
/// Populate the JSON \a data with a representation of the input \a grid.
bool ToJSON(nlohmann::json& data, vtkCellGrid* grid);
/// On-disk formats for the cell-grid data.
///
/// This list may be extended in the future.
enum Format : int
{
PlainText, //!< Human-readable text.
MessagePack, //!< Binary message-pack data.
NumberOfFormats //!< The number of enumerants (not a valid format).
};
///@{
/// Set/get the format to use when writing to disk.
vtkSetEnumMacro(FileFormat, Format);
vtkGetEnumMacro(FileFormat, Format);
///@}
protected:
vtkCellGridWriter();
~vtkCellGridWriter() override;
int FillInputPortInformation(int port, vtkInformation* info) override;
void WriteData() override;
char* FileName{ nullptr };
Format FileFormat{ Format::PlainText };
private:
vtkCellGridWriter(const vtkCellGridWriter&) = delete;
void operator=(const vtkCellGridWriter&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif // vtkCellGridWriter_h
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