/*
    automata.h
    CIS 250
    Dave Klick
    2015-02-06
    
    This is part of the solution to the 2-D cellular automaton assignment.
    It is a header file that specifies the interface to a two dimensional
    cellular automaton.
*/

#ifndef __AUTOMATA_H__
#define __AUTOMATA_H__

#include <iostream>
using std::ostream;

class automata {
private:
    static const char LIVE = '*';
    static const char DEAD = ' ';
    static const int ROWS = 20;
    static const int COLS= 60;

    int generation;
    char grid[ROWS][COLS];
    int count[ROWS][COLS];

public:
    automata();
    void reset();
    void setCell(const int r, const int col);
    void clearCell(const int r, const int col);
    bool isValidCell(const int r, const int c) const;
    int getLiveNeighbors(const int r, const int c) const;
    int getGeneration() const;
    int nextGeneration();
    friend ostream& operator<<(ostream& strm, const automata& brd);
};

#endif