void pan_lview(float dx, float dy);
void zoom_lview(float dz);
+void lview_mbutton(int bn, int press, int x, int y);
void lview_mouse(int x, int y);
void draw_lview(void);
void cell_to_pos(int cx, int cy, float *px, float *py);
struct cell *pos_to_cell(float px, float py, int *cx, int *cy);
+void cell_coords(struct cell *cell, int *col, int *row);
#endif /* LVIEW_H_ */