| #define xsize 25 | |
| #define ysize 80 | |
| class simulation_unit { | |
| protected: | |
| int x, y; | |
| public: | |
| virtual void display() {} | |
| virtual void erase() {} | |
| simulation_unit(int x_loc, int y_loc) : x(x_loc), y(y_loc) { | |
| display(); | |
| } | |
| virtual ~simulation_unit() {erase();} | |
| virtual void cycle() {} | |
| void move(int x_steps, int y_steps); | |
| }; | |
| extern simulation_unit *s_grid[xsize][ysize]; |