#ifndef __TwoDArrayWriter_h_
#define __TwoDArrayWriter_h_


#include <string>
#include <vector>
#include <fstream>
#include <map>
#include <set>
#include <vector>

class TwoDArrayWriter
{
public:
  typedef std::vector< std::string > StringList;
  
private:
  std::ofstream _stream;
  std::map< std::string, int > _colsByName;
  std::set< std::string> _rowNamesInUse;
  StringList _currentRow;
  StringList _headerRow;
  bool _headersFull;
  bool _rowInUse;
  int addCol(std::string colName);
  void flushRow();
  void writeLine(StringList strings);
  
public:
  TwoDArrayWriter(const std::string &filename, StringList colNames);
  TwoDArrayWriter(const std::string &filename);
  ~TwoDArrayWriter();
  void addCols(StringList colNames);
  bool headersEmpty();
  bool headersFull();
  
  void add(std::string const &colHeader, std::string const &rowHeader, std::string const &value);
  
};

#endif