3 * Struct for the game map and routines to create and scroll on it.
9 #include "yx_uint16.h" /* for yx_uint16 and dir enums */
16 struct yx_uint16 size; /* map's height/width in number of cells */
17 char * cells; /* sequence of bytes encoding map cells */
22 /* Initialize island map as 64 x 64 "~" cells representing water and "." cells
23 * representing land. The shape of the island is generated randomly by starting
24 * with a sea containing one land cell in the middle and then going into a cycle
25 * of repeatedly selecting a random cell on the map and transforming it into a
26 * land cell if it is horizontally or vertically neighbor to one; the cycle ends
27 * when a land cell is due to be created right at the border of the map.
29 extern struct Map init_map();
31 /* Try changing map window's focus into directino "d" (north = "N" etc.). */
32 extern void map_scroll(char d);
34 /* Center map window on player. */
35 extern void map_center();
37 /* Check if coordinate pos on (or beyond) map is accessible to map object
40 extern uint8_t is_passable(struct Map * map, struct yx_uint16 pos);