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/**
* 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
enum item_type {
#define ITEM2(x,y) type_##y=x,
#define ITEM(x) type_##x,
#include "item_def.h"
#undef ITEM2
#undef ITEM
};
#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_street(item) ((item).type >= type_street_nopass && (item).type <= type_ferry)
#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;
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);
};
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;
void item_coord_rewind(struct item *it);
int item_coord_get(struct item *it, struct coord *c, int count);
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);
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);
/* end of prototypes */
#ifdef __cplusplus
}
/* __cplusplus */
#endif
/* NAVIT_ITEM_H */
#endif
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