class Poly
{

public:

Poly();
Poly(Poly &);
~Poly();
int add_vertex(int , int );
int add_vertex(Utm &);
int print();
doubleLandscape &extract_map_from(doubleLandscape &source);
floatLandscape &extract_map_from(floatLandscape &source);
intLandscape &extract_map_from(intLandscape &source);
shortLandscape &extract_map_from(shortLandscape &source);
charLandscape &extract_map_from(charLandscape &source);

protected:

Utm find_ul();
Utm find_lr();
Utm tell_ul();
Utm tell_lr();
int tell_num_vertices();

protected:

Utm_list *start;
Utm_list *end;
Utm_list *final; int num_verts;
Utm ul, lr;

};