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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkNewickTreeReader
* @brief read vtkTree from Newick formatted file
*
* vtkNewickTreeReader is a source object that reads Newick tree format
* files.
* The output of this reader is a single vtkTree data object.
* The superclass of this class, vtkDataReader, provides many methods for
* controlling the reading of the data file, see vtkDataReader for more
* information.
* @par Thanks:
* This class is adapted from code originally written by Yu-Wei Wu.
* @sa
* vtkTree vtkDataReader
*/
#ifndef vtkNewickTreeReader_h
#define vtkNewickTreeReader_h
#include "vtkDataReader.h"
#include "vtkIOInfovisModule.h" // For export macro
VTK_ABI_NAMESPACE_BEGIN
class vtkDoubleArray;
class vtkMutableDirectedGraph;
class vtkStringArray;
class vtkTree;
class VTKIOINFOVIS_EXPORT vtkNewickTreeReader : public vtkDataReader
{
public:
static vtkNewickTreeReader* New();
vtkTypeMacro(vtkNewickTreeReader, vtkDataReader);
void PrintSelf(ostream& os, vtkIndent indent) override;
///@{
/**
* Get the output of this reader.
*/
vtkTree* GetOutput();
vtkTree* GetOutput(int idx);
void SetOutput(vtkTree* output);
int ReadNewickTree(const char* buffer, vtkTree& tree);
///@}
/**
* Actual reading happens here
*/
int ReadMeshSimple(VTK_FILEPATH const std::string& fname, vtkDataObject* output) override;
protected:
vtkNewickTreeReader();
~vtkNewickTreeReader() override;
int FillOutputPortInformation(int, vtkInformation*) override;
void CountNodes(const char* buffer, vtkIdType* numNodes);
vtkIdType BuildTree(char* buffer, vtkMutableDirectedGraph* g, vtkDoubleArray* weights,
vtkStringArray* names, vtkIdType parent);
private:
vtkNewickTreeReader(const vtkNewickTreeReader&) = delete;
void operator=(const vtkNewickTreeReader&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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