vtkFileSequenceParser.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkFileSequenceParser_h
#define vtkFileSequenceParser_h

#include "vtkObject.h"
#include "vtkPVVTKExtensionsCoreModule.h" //needed for exports

#include <memory> // for std::unique_ptr
#include <string> // for std::string

namespace vtksys
{
class RegularExpression;
}

class VTKPVVTKEXTENSIONSCORE_EXPORT vtkFileSequenceParser : public vtkObject
{
public:
  static vtkFileSequenceParser* New();
  vtkTypeMacro(vtkFileSequenceParser, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  bool ParseFileSequence(const char* file);

  vtkGetStringMacro(SequenceName);

  vtkGetMacro(SequenceIndex, int);

  vtkGetMacro(SequenceIndexString, std::string);

protected:
  vtkFileSequenceParser();
  ~vtkFileSequenceParser() override;

  std::unique_ptr<vtksys::RegularExpression> reg_ex;
  std::unique_ptr<vtksys::RegularExpression> reg_ex2;
  std::unique_ptr<vtksys::RegularExpression> reg_ex3;
  std::unique_ptr<vtksys::RegularExpression> reg_ex4;
  std::unique_ptr<vtksys::RegularExpression> reg_ex5;
  std::unique_ptr<vtksys::RegularExpression> reg_ex6;
  std::unique_ptr<vtksys::RegularExpression> reg_ex_last;

  // Used internal so char * allocations are done automatically.
  vtkSetStringMacro(SequenceName);

  int SequenceIndex;
  char* SequenceName;
  std::string SequenceIndexString;

private:
  vtkFileSequenceParser(const vtkFileSequenceParser&) = delete;
  void operator=(const vtkFileSequenceParser&) = delete;
};

#endif