#ifndef _TTT_FIELD_H_
#define _TTT_FIELD_H_

#include <vector>



namespace ttt
{


enum symbol { empty = 0, x = 1, o = 2 };
enum coord { one = 0, two = 1, three = 2 };


class Field
{
  public:

    Field();

    void clear();

    symbol get( coord, coord ) const;
    void   set( coord, coord, symbol );


  private:

    std::vector<symbol> m_field;

}; // class Field


} // namespace ttt



#endif // _TTT_FIELD_H_

#include "field.h"

#include <vector>



ttt::Field::
Field()
    : m_field ( 9, empty )
{
}



void
ttt::Field::
clear()
{
    for ( int i = 0; i < 9; ++i )
      m_field = empty;
}



ttt::symbol
ttt::Field
get( ttt::coord x, ttt::coord y ) const
{
    return m_field[x+3*y];
}


void
ttt::Field
set( ttt::coord x, ttt::coord y, ttt::symbol s )
{
    m_field[x+3*y] = s;
}