X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fmap_objects.c;h=3745fcf3ce05966a5bff6a542db95294dbde74d6;hb=657d5dbc6d362d7b20693c63b38d8d99f3d2dbbd;hp=ed41d93ac62f30ab65c5fd194182782a8d034156;hpb=b05b66a27258c581a10e81348088c3486cb8f569;p=plomrogue diff --git a/src/map_objects.c b/src/map_objects.c index ed41d93..3745fcf 100644 --- a/src/map_objects.c +++ b/src/map_objects.c @@ -15,6 +15,60 @@ +/* Write representation of "mo" and all of the map objects it owns to "file". */ +static void write_map_object(struct World * w, FILE * file, struct MapObj * mo); + + + +/* Return pointer to map object of "id" in chain starting at "ptr". */ +static struct MapObj * get_map_object(struct MapObj * ptr, uint8_t id); + + + +static void write_map_object(struct World * w, FILE * file, struct MapObj * mo) +{ + char * f_name = "write_map_object()"; + struct MapObj * mo_ptr = mo->owns; + uint8_t i = 0; + for (; NULL != mo_ptr; mo_ptr = mo_ptr->next, i++); + uint8_t size = 3+1 + 3+1 + 3+1 + 5+1 + 5 + ((1+3)*i) + 1 + 1; + char line[size]; + sprintf(line, "%d %d %d %d %d", + mo->id, mo->type, mo->lifepoints, mo->pos.y, mo->pos.x); + for (mo_ptr = mo->owns; NULL != mo_ptr; mo_ptr = mo_ptr->next) + { + sprintf(line + strlen(line), " %d", mo_ptr->id); + } + line[strlen(line) + 1] = '\0'; + line[strlen(line)] = '\n'; + try_fwrite(line, strlen(line), 1, file, w, f_name); + for (mo_ptr = mo->owns; NULL != mo_ptr; mo_ptr = mo_ptr->next) + { + write_map_object(w, file, mo_ptr); + } +} + + + +static struct MapObj * get_map_object(struct MapObj * ptr, uint8_t id) +{ + while (1) + { + if (NULL == ptr || id == ptr->id) + { + return ptr; + } + struct MapObj * owned_object = get_map_object(ptr->owns, id); + if (NULL != owned_object) + { + return ptr; + } + ptr = ptr->next; + } +} + + + extern void init_map_object_defs(struct World * world, char * filename) { char * f_name = "init_map_object_defs()"; @@ -58,15 +112,10 @@ extern void free_map_object_defs(struct MapObjDef * mod_start) extern void write_map_objects(struct World * world, FILE * file) { - char * f_name = "write_map_objects()"; struct MapObj * mo = world->map_objs; - uint8_t size = 3 + 1 + 3 + 1 + 3 + 1 + 5 + 1 + 5 + 1; - char line[size]; while (NULL != mo) { - sprintf(line, "%d %d %d %d %d\n", - mo->id, mo->type, mo->lifepoints, mo->pos.y, mo->pos.x); - try_fwrite(line, strlen(line), 1, file, world, f_name); + write_map_object(world, file, mo); mo = mo->next; } } @@ -80,29 +129,54 @@ extern void read_map_objects(struct World * world, FILE * file, char * line, struct MapObj ** mo_ptr_ptr = &world->map_objs; char * delim = " "; struct MapObj * mo; + fpos_t pos; + exit_err(-1 == fgetpos(file, &pos), world, f_name); while (try_fgets(line, linemax + 1, file, world, f_name)) { mo = malloc(sizeof(struct MapObj)); - mo->next = NULL; - mo->id = atoi(strtok(line, delim)); + mo->next = NULL; + mo->id = atoi(strtok(line, delim)); + mo->type = atoi(strtok(NULL, delim)); + mo->lifepoints = atoi(strtok(NULL, delim)); + mo->pos.y = atoi(strtok(NULL, delim)); + mo->pos.x = atoi(strtok(NULL, delim)); + mo->owns = NULL; if (mo->id > world->map_obj_count) { world->map_obj_count = mo->id; } - mo->type = atoi(strtok(NULL, delim)); - mo->lifepoints = atoi(strtok(NULL, delim)); - mo->pos.y = atoi(strtok(NULL, delim)); - mo->pos.x = atoi(strtok(NULL, delim)); * mo_ptr_ptr = mo; mo_ptr_ptr = &mo->next; } + exit_err(-1 == fsetpos(file, &pos), world, f_name); + while (try_fgets(line, linemax + 1, file, world, f_name)) + { + uint8_t id = atoi(strtok(line, delim)); + strtok(NULL, delim); + strtok(NULL, delim); + strtok(NULL, delim); + strtok(NULL, delim); + char * owned = strtok(NULL, "\n"); + if (NULL != owned) + { + mo = get_map_object(world->map_objs, id); + char * owned_id = ""; + owned_id = strtok(owned, delim); + while (NULL != owned_id) + { + own_map_object(&mo->owns, &world->map_objs, + (uint8_t) atoi(owned_id)); + owned_id = strtok(NULL, delim); + } + } + } } extern void add_map_object(struct World * world, uint8_t type) { - char * f_name = "add_map_object"; + char * f_name = "add_map_object()"; struct MapObjDef * mod = get_map_object_def(world, type); struct MapObj * mo = try_malloc(sizeof(struct MapObj), world, f_name); mo->id = world->map_obj_count; @@ -130,6 +204,7 @@ extern void add_map_object(struct World * world, uint8_t type) break; } } + mo->owns = NULL; mo->next = NULL; struct MapObj ** last_ptr_ptr = &world->map_objs; struct MapObj * mo_ptr; @@ -160,27 +235,52 @@ extern void free_map_objects(struct MapObj * mo_start) { return; } + free_map_objects(mo_start->owns); free_map_objects(mo_start->next); free(mo_start); } -extern struct MapObj * get_player(struct World * world) +extern void own_map_object(struct MapObj ** target, struct MapObj ** source, + uint8_t id) { - struct MapObj * ptr = world->map_objs; - while (1) + struct MapObj * mo; + if (id == (*source)->id) { - if (NULL == ptr) - { - return ptr; - } - if (0 == ptr->id) + mo = * source; + * source = mo->next; + } + else + { + struct MapObj * penult = * source; + while (1) { - return ptr; + if (id == penult->next->id) + { + break; + } + penult = penult->next; } - ptr = ptr->next; + mo = penult->next; + penult->next = mo->next; } + struct MapObj ** last_ptr_ptr = target; + struct MapObj * mo_ptr; + while (NULL != * last_ptr_ptr) + { + mo_ptr = * last_ptr_ptr; + last_ptr_ptr = & mo_ptr->next; + } + * last_ptr_ptr = mo; + mo->next = NULL; +} + + + +extern struct MapObj * get_player(struct World * world) +{ + return get_map_object(world->map_objs, 0); } @@ -194,3 +294,15 @@ extern struct MapObjDef * get_map_object_def(struct World * w, uint8_t id) } return mod; } + + + +extern void set_object_position(struct MapObj * mo, struct yx_uint16 pos) +{ + mo->pos = pos; + struct MapObj * owned = mo->owns; + for (; owned != NULL; owned = owned->next) + { + set_object_position(owned, pos); + } +}