| version 1.109 | | version 1.110 |
|---|
| | |
| /* | | /* |
| * static char *rcsid_apply_c = | | * static char *rcsid_apply_c = |
| * "$Id: apply.c,v 1.109 2004/05/14 07:35:26 mwedel Exp $"; | | * "$Id: apply.c,v 1.110 2004/05/15 18:15:35 ryo_saeba Exp $"; |
| */ | | */ |
| /* | | /* |
| CrossFire, A Multiplayer game for X-windows | | CrossFire, A Multiplayer game for X-windows |
| | |
| return 0; | | return 0; |
| } | | } |
| | | |
| | | case GPS: |
| | | apply_positioning_system( op, tmp ); |
| | | return 1; |
| | | |
| default: | | default: |
| return 0; | | return 0; |
| } | | } |
| | |
| } | | } |
| } | | } |
| } | | } |
| | | |
| | | /** |
| | | * This handles the positioning system. |
| | | * Useful to know a player's position. |
| | | * If item is also marked, then will reset the origin. |
| | | * If gps's food is 0, not yet reset -> can't use. |
| | | * Origin's x & y are stored in hp/sp. |
| | | * Can only be used on 'world_xxx_xxx' maps. |
| | | */ |
| | | void apply_positioning_system( object* pl, object* gps ) |
| | | { |
| | | int x, y; |
| | | int reset; |
| | | int map_x, map_y; |
| | | |
| | | if ( !pl->type == PLAYER ) |
| | | /* Non players have no need for that */ |
| | | return; |
| | | |
| | | reset = 0; |
| | | if ( find_marked_object( pl ) == gps ) |
| | | reset = 1; |
| | | |
| | | if ( gps->stats.food == 0 && !reset ) |
| | | { |
| | | new_draw_info( NDI_UNIQUE, 0, pl, "You must fix the origin of the positioning system first!" ); |
| | | return; |
| | | } |
| | | |
| | | if ( !pl->map || !pl->map->name ) |
| | | { |
| | | new_draw_info( NDI_UNIQUE, 0, pl, "This is a too weird place to try to position yourself." ); |
| | | return; |
| | | } |
| | | |
| | | /* Check map is a world one */ |
| | | if ( sscanf( pl->map->name, "world_%d_%d", &map_x, &map_y ) != 2 ) |
| | | { |
| | | new_draw_info( NDI_UNIQUE, 0, pl, "You must be in the world to position yourself." ); |
| | | return; |
| | | } |
| | | |
| | | /* Now compute actual position */ |
| | | map_x -= 99; |
| | | map_y -= 99; |
| | | x = map_x * settings.worldmaptilesizex + pl->x; |
| | | y = map_y * settings.worldmaptilesizey + pl->y; |
| | | |
| | | if ( reset ) |
| | | { |
| | | gps->stats.hp = x; |
| | | gps->stats.sp = y; |
| | | gps->stats.food = 1; |
| | | new_draw_info( NDI_UNIQUE, 0, pl, "You reset the origin of the system." ); |
| | | return; |
| | | } |
| | | |
| | | x -= gps->stats.hp; |
| | | y -= gps->stats.sp; |
| | | |
| | | /* Display location */ |
| | | new_draw_info_format( NDI_UNIQUE, 0, pl, "You are at %d:%d.", x, y ); |
| | | } |