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route.h

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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.
 */

/** @file
 * 
 * @brief Contains exported code for route.c
 *
 * This file contains code that works together with route.c and that is exported to
 * other modules.
 */

#ifndef NAVIT_ROUTE_H
#define NAVIT_ROUTE_H

enum route_status {
      route_status_no_destination=0,
      route_status_not_found=1|2,
      route_status_building_path=1|4,
      route_status_building_graph=1|4|8,
      route_status_path_done_new=1|16,
      route_status_path_done_incremental=1|32,
};

struct route_crossing {
      long segid;
      int dir;
};

struct route_crossings {
      int count;
      struct route_crossing crossing[0];
};

/**
 * @brief Information about a street
 *
 * This contains information about a certain street
 */
00055 struct street_data {
00056       struct item item; /**< The map item for this street */
00057       int count;              /**< Number of coordinates this street has */
      int flags;
00059       int maxspeed;           /**< Maximum speed allowed on this street. */
00060       struct coord c[0];      /**< Pointer to the coordinates of this street.
                                     *   DO NOT INSERT FIELDS AFTER THIS. */
};

/* prototypes */
enum item_type;
struct coord;
struct displaylist;
struct item;
struct map_selection;
struct mapset;
struct route;
struct route_info;
struct route_info_handle;
struct route_path_coord_handle;
struct route_path_handle;
struct route_path_segment;
struct route_preferences;
struct street_data;
struct tracking;
struct transformation;
struct route *route_new(struct attr *parent, struct attr **attrs);
void route_set_mapset(struct route *this, struct mapset *ms);
void route_set_profile(struct route *this, struct vehicleprofile *prof);
struct mapset *route_get_mapset(struct route *this);
struct route_info *route_get_pos(struct route *this);
struct route_info *route_get_dst(struct route *this);
int *route_get_speedlist(struct route *this);
int route_get_path_set(struct route *this);
int route_set_speed(struct route *this, enum item_type type, int value);
int route_contains(struct route *this, struct item *item);
void route_set_position(struct route *this, struct pcoord *pos);
void route_set_position_from_tracking(struct route *this, struct tracking *tracking, enum projection pro);
struct map_selection *route_rect(int order, struct coord *c1, struct coord *c2, int rel, int abs);
void route_set_destination(struct route *this, struct pcoord *dst, int async);
struct route_path_handle *route_path_open(struct route *this);
struct route_path_segment *route_path_get_segment(struct route_path_handle *h);
struct coord *route_path_segment_get_start(struct route_path_segment *s);
struct coord *route_path_segment_get_end(struct route_path_segment *s);
struct item *route_path_segment_get_item(struct route_path_segment *s);
int route_path_segment_get_length(struct route_path_segment *s);
int route_path_segment_get_time(struct route_path_segment *s);
void route_path_close(struct route_path_handle *h);
struct route_path_coord_handle *route_path_coord_open(struct route *this);
struct coord *route_path_coord_get(struct route_path_coord_handle *h);
void route_path_coord_close(struct route_path_coord_handle *h);
int route_time(struct route_preferences *preferences, struct item *item, int len, int maxspeed);
int route_info_length(struct route_info *pos, struct route_info *dst, int dir);
struct street_data *street_get_data(struct item *item);
struct street_data *street_data_dup(struct street_data *orig);
void street_data_free(struct street_data *sd);
void route_info_free(struct route_info *inf);
struct street_data *route_info_street(struct route_info *rinf);
struct coord *route_info_point(struct route_info *rinf, int point);
struct route_info_handle *route_info_open(struct route_info *start, struct route_info *end, int dir);
struct coord *route_info_get(struct route_info_handle *h);
void route_info_close(struct route_info_handle *h);
void route_draw(struct route *this, struct transformation *t, struct displaylist *dsp);
struct map *route_get_map(struct route *route);
struct map *route_get_graph_map(struct route *route);
void route_set_projection(struct route *this_, enum projection pro);
int route_destination_reached(struct route *this);
int route_set_attr(struct route *this_, struct attr *attr);
int route_add_attr(struct route *this_, struct attr *attr);
int route_remove_attr(struct route *this_, struct attr *attr);
int route_get_attr(struct route *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter);
void route_init(void);
int route_pos_contains(struct route *this, struct item *item);
struct coord route_get_coord_dist(struct route *this_, int dist);

/* end of prototypes */

#endif


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