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Diffstat (limited to 'item.h')
| -rw-r--r-- | item.h | 133 |
1 files changed, 133 insertions, 0 deletions
@@ -0,0 +1,133 @@ +/** + * Navit, a modular navigation system. + * Copyright (C) 2005-2008 Navit Team + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#ifndef NAVIT_ITEM_H +#define NAVIT_ITEM_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdio.h> + +enum item_type { +#define ITEM2(x,y) type_##y=x, +#define ITEM(x) type_##x, +#include "item_def.h" +#undef ITEM2 +#undef ITEM +}; + +#define route_item_first type_street_0 +#define route_item_last type_ferry +extern int default_flags[]; + +#include "attr.h" + + +/* NOTE: we treat districts as towns for now, since + a) navit does not implement district search yet + b) OSM "place=suburb" maps to type_district in osm2navit. with the OSM USA maps, + there are many "suburbs" that users will consider towns (not districts/counties); + we want navit's town search to find them +*/ +#define item_is_town(item) ((item).type >= type_town_label && (item).type <= type_district_label_1e7) +#define item_is_district(item) ((item).type >= type_district_label && (item).type <= type_district_label_1e7) + +#define item_is_equal_id(a,b) ((a).id_hi == (b).id_hi && (a).id_lo == (b).id_lo) +#define item_is_equal(a,b) (item_is_equal_id(a,b) && (a).map == (b).map) + +struct coord; + +enum change_mode { + change_mode_delete, + change_mode_modify, + change_mode_append, + change_mode_prepend, +}; + +struct item_methods { + void (*item_coord_rewind)(void *priv_data); + int (*item_coord_get)(void *priv_data, struct coord *c, int count); + void (*item_attr_rewind)(void *priv_data); + int (*item_attr_get)(void *priv_data, enum attr_type attr_type, struct attr *attr); + int (*item_coord_is_node)(void *priv_data); + int (*item_attr_set)(void *priv_data, struct attr *attr, enum change_mode mode); + int (*item_coord_set)(void *priv_data, struct coord *c, int count, enum change_mode mode); + int (*item_type_set)(void *priv_data, enum item_type type); +}; + +struct item_id { + int id_hi; + int id_lo; +}; + +struct item { + enum item_type type; + int id_hi; + int id_lo; + struct map *map; + struct item_methods *meth; + void *priv_data; +}; + +extern struct item_range { + enum item_type min,max; +} item_range_all; + +/* prototypes */ +enum attr_type; +enum item_type; +struct attr; +struct coord; +struct item; +struct item_hash; +struct map_selection; +int *item_get_default_flags(enum item_type type); +void item_coord_rewind(struct item *it); +int item_coord_get(struct item *it, struct coord *c, int count); +int item_coord_set(struct item *it, struct coord *c, int count, enum change_mode mode); +int item_coord_get_within_selection(struct item *it, struct coord *c, int count, struct map_selection *sel); +int item_coord_get_pro(struct item *it, struct coord *c, int count, enum projection pro); +/* does the next returned coordinate mark a node */ +int item_coord_is_node(struct item *it); +void item_attr_rewind(struct item *it); +int item_attr_get(struct item *it, enum attr_type attr_type, struct attr *attr); +int item_attr_set(struct item *it, struct attr *attr, enum change_mode mode); +struct item *item_new(char *type, int zoom); +enum item_type item_from_name(const char *name); +char *item_to_name(enum item_type item); +struct item_hash *item_hash_new(void); +void item_hash_insert(struct item_hash *h, struct item *item, void *val); +int item_hash_remove(struct item_hash *h, struct item *item); +void *item_hash_lookup(struct item_hash *h, struct item *item); +void item_hash_destroy(struct item_hash *h); +int item_range_intersects_range(struct item_range *range1, struct item_range *range2); +int item_range_contains_item(struct item_range *range, enum item_type type); +void item_dump_filedesc(struct item *item, struct map *map, FILE *out); +/* end of prototypes */ + + +#ifdef __cplusplus +} +/* __cplusplus */ +#endif + +/* NAVIT_ITEM_H */ +#endif |