/[zanavi_public1]/navit/navit/item.h
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Revision 31 - (show annotations) (download)
Mon Feb 4 17:41:59 2013 UTC (6 years, 7 months ago) by zoff99
File MIME type: text/plain
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new map version, lots of fixes and experimental new features
1 /**
2 * Navit, a modular navigation system.
3 * Copyright (C) 2005-2008 Navit Team
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public License
7 * version 2 as published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public
15 * License along with this program; if not, write to the
16 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20 #ifndef NAVIT_ITEM_H
21 #define NAVIT_ITEM_H
22
23 #ifdef __cplusplus
24 extern "C" {
25 #endif
26
27 #include <stdio.h>
28
29 enum item_type {
30 #define ITEM2(x,y) type_##y=x,
31 #define ITEM(x) type_##x,
32 #include "item_def.h"
33 #undef ITEM2
34 #undef ITEM
35 };
36
37 #define route_item_first type_street_0
38 #define route_item_last type_footway_and_piste_nordic
39 extern int default_flags[];
40
41 #include "attr.h"
42
43
44 /* NOTE OLD: we treat districts as towns for now, since
45 a) navit does not implement district search yet
46 b) OSM "place=suburb" maps to type_district in maptool. with the OSM USA maps,
47 there are many "suburbs" that users will consider towns (not districts/counties);
48 we want navit's town search to find them
49
50 NOTE NEW: oct.2012: now we DONT treat districts as towns
51
52 */
53 #define item_type_is_area(type) ((type) >= type_area)
54 #define item_is_town(item) ((item).type >= type_town_label && (item).type < type_district_label)
55 #define item_is_district(item) ((item).type >= type_district_label && (item).type <= type_district_label_1e7)
56 #define item_is_poly_place(item) ((item).type >= type_poly_place1 && (item).type <= type_poly_place6)
57 #define item_is_point(item) ((item).type < type_line)
58 #define item_is_custom_poi(item) ((item).type >= type_poi_custom0 && (item).type < type_line)
59 #define item_is_street(item) (((item).type >= type_street_0 && (item).type < type_street_1_land) \
60 || (item).type == type_street_pedestrian \
61 || (item).type == type_living_street)
62
63 #define item_is_equal_id(a,b) ((a).id_hi == (b).id_hi && (a).id_lo == (b).id_lo)
64 #define item_is_equal(a,b) (item_is_equal_id(a,b) && (a).map == (b).map)
65
66 struct coord;
67
68 enum change_mode {
69 change_mode_delete,
70 change_mode_modify,
71 change_mode_append,
72 change_mode_prepend,
73 };
74
75 struct item_methods {
76 void (*item_coord_rewind)(void *priv_data);
77 int (*item_coord_get)(void *priv_data, struct coord *c, int count);
78 void (*item_attr_rewind)(void *priv_data);
79 int (*item_attr_get)(void *priv_data, enum attr_type attr_type, struct attr *attr);
80 int (*item_coord_is_node)(void *priv_data);
81 int (*item_attr_set)(void *priv_data, struct attr *attr, enum change_mode mode);
82 int (*item_coord_set)(void *priv_data, struct coord *c, int count, enum change_mode mode);
83 int (*item_type_set)(void *priv_data, enum item_type type);
84 };
85
86 struct item_id {
87 int id_hi;
88 int id_lo;
89 };
90
91 #define ITEM_ID_FMT "(0x%x,0x%x)"
92 #define ITEM_ID_ARGS(x) (x).id_hi,(x).id_lo
93
94 struct item {
95 enum item_type type;
96 int id_hi;
97 int id_lo;
98 struct map *map;
99 struct item_methods *meth;
100 void *priv_data;
101 // added flags from attr!! --> Zoff
102 long flags;
103 };
104
105 extern struct item_range {
106 enum item_type min,max;
107 } item_range_all;
108
109 extern struct item busy_item;
110
111 /* prototypes */
112 enum attr_type;
113 enum change_mode;
114 enum item_type;
115 enum projection;
116 struct attr;
117 struct coord;
118 struct item;
119 struct item_hash;
120 struct item_range;
121 struct map;
122 struct map_selection;
123 int *item_get_default_flags(enum item_type type);
124 void item_coord_rewind(struct item *it);
125 int item_coord_get(struct item *it, struct coord *c, int count);
126 int item_coord_set(struct item *it, struct coord *c, int count, enum change_mode mode);
127 int item_coord_get_within_selection(struct item *it, struct coord *c, int count, struct map_selection *sel);
128 int item_coord_get_pro(struct item *it, struct coord *c, int count, enum projection to);
129 int item_coord_is_node(struct item *it);
130 void item_attr_rewind(struct item *it);
131 int item_attr_get(struct item *it, enum attr_type attr_type, struct attr *attr);
132 int item_attr_set(struct item *it, struct attr *attr, enum change_mode mode);
133 struct item *item_new(char *type, int zoom);
134 enum item_type item_from_name(const char *name);
135 char *item_to_name(enum item_type item);
136 unsigned int item_id_hash(const void *key);
137 int item_id_equal(const void *a, const void *b);
138 struct item_hash *item_hash_new(void);
139 void item_hash_insert(struct item_hash *h, struct item *item, void *val);
140 int item_hash_remove(struct item_hash *h, struct item *item);
141 void *item_hash_lookup(struct item_hash *h, struct item *item);
142 void item_hash_destroy(struct item_hash *h);
143 int item_range_intersects_range(struct item_range *range1, struct item_range *range2);
144 int item_range_contains_item(struct item_range *range, enum item_type type);
145 void item_dump_attr(struct item *item, struct map *map, FILE *out);
146 void item_dump_filedesc(struct item *item, struct map *map, FILE *out);
147 void item_cleanup(void);
148
149 void item_dump_attr_stdout(struct item *item, struct map *map);
150
151 /* end of prototypes */
152
153
154 #ifdef __cplusplus
155 }
156 /* __cplusplus */
157 #endif
158
159 /* NAVIT_ITEM_H */
160 #endif

   
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