PvlTokenizer.h

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#ifndef PvlTokenizer_h
#define PvlTokenizer_h

#include <iostream>
#include "PvlToken.h"

#include <QString>

namespace Isis {
  class PvlTokenizer {

    protected:
      std::vector<Isis::PvlToken> tokens; 
      QString ReadComment(std::istream &stream);
      QString ReadToken(std::istream &stream);
      bool SkipWhiteSpace(std::istream &stream);
      QString ReadToSingleQuote(std::istream &stream);
      QString ReadToDoubleQuote(std::istream &stream);
      QString ReadToParen(std::istream &stream);
      QString ReadToBrace(std::istream &stream);
      void ParseCommaList(Isis::PvlToken &t, const QString &cl);
      void ValidateCharacter(int c);

    public:
      PvlTokenizer();
      ~PvlTokenizer();

      void Load(std::istream &stream, const QString &terminator = "END");
      void Clear();

      std::vector<Isis::PvlToken> & GetTokenList();
  };
};

#endif