#ifndef _BOARD_H
#define _BOARD_H

#include <string>
using namespace std;

#include "tvector.h"


class Board
{
  public:
    enum Player{X,O, empty};

    Board();
    bool isFull()               const;
    bool isClear(int index)     const;
    bool isWin(Board::Player p) const;
    void print()                const;
    int  clearCount()           const;   // # clear locations


    string tostring() const;
    int size() const;
    
    void place(int index,    Board::Player p);
    void unplace(int index);

  private:
    
    tvector<Board::Player> mySquares;
    string                 myString;
    int                    myCount;    // # pieces played

    bool horizWin(int index, Board::Player p) const;
    bool vertWin(int index, Board::Player p)  const;
};

#endif