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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
#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_street_parking_lane
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 maptool. 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_type_is_area(type) ((type) >= type_area)
#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_poly_place(item) ((item).type >= type_poly_place1 && (item).type <= type_poly_place6)
#define item_is_point(item) ((item).type < type_line)
#define item_is_custom_poi(item) ((item).type >= type_poi_customg && (item).type < type_line)
#define item_is_street(item) (((item).type >= type_street_0 && (item).type < type_street_1_land) \
|| (item).type == type_street_pedestrian \
|| (item).type == type_living_street \
|| (item).type == type_footway)
#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;
};
#define ITEM_ID_FMT "(0x%x,0x%x)"
#define ITEM_ID_ARGS(x) (x).id_hi,(x).id_lo
/**
* Represents an object on a map, such as a POI, a building, a way or a boundary.
*/
struct item {
enum item_type type; /**< Type of the item.*/
int id_hi; /**< First part of the ID of the item (item IDs have two parts).*/
int id_lo; /**< Second part of the ID of the item.*/
struct map *map; /**< The map this items belongs to.*/
struct item_methods *meth; /**< Methods to manipulate this item.*/
void *priv_data; /**< Private item data, only used by the map plugin which supplied this item.*/
};
extern struct item_range {
enum item_type min,max;
} item_range_all;
extern struct item busy_item;
/* prototypes */
enum attr_type;
enum change_mode;
enum item_type;
enum projection;
struct attr;
struct coord;
struct item;
struct item_hash;
struct item_range;
struct map;
struct map_selection;
void item_create_hash(void);
void item_destroy_hash(void);
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 to);
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);
int item_type_set(struct item *it, enum item_type type);
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);
unsigned int item_id_hash(const void *key);
int item_id_equal(const void *a, const void *b);
void item_id_from_ptr(struct item *item, void *id);
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_attr(struct item *item, struct map *map, FILE *out);
void item_dump_filedesc(struct item *item, struct map *map, FILE *out);
void item_cleanup(void);
/* end of prototypes */
#ifdef __cplusplus
}
/* __cplusplus */
#endif
/* NAVIT_ITEM_H */
#endif
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