#ifndef _BOARD_H_
#define _BOARD_H_

#include <vector>
using namespace std ;

class Cell {
   friend class LifeBoard ;

   public:
   // Cell()  ;  // just use default constructor

   private:
   vector<Cell *> neighbors ;
   bool alive ;
   bool aliveNext ; 


   bool isAlive() ;
   void setAlive(bool state=false) ;
   void setNeighbors(vector<Cell *> list) ;

   void update()  ;
   void willSurvive() ;

} ;


class LifeBoard {
  public:
     LifeBoard(unsigned int r, unsigned int c, bool *b = NULL) ;
     void setPattern(unsigned int r, unsigned int c, bool *b) ;
     void update() ;
     void display(ostream& os = cout) ;
     void run(unsigned int steps = 500, unsigned int delay=200) ;
     void batchRun(unsigned int steps = 500) ;

  private:
     vector<Cell> cells ;
     unsigned int rows ;
     unsigned int cols ;
     unsigned int pos(unsigned int r, unsigned int c) ;
} ;


#endif