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/**
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* Navit, a modular navigation system.
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* Copyright (C) 2005-2008 Navit Team
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef NAVIT_NAVIGATION_H
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#define NAVIT_NAVIGATION_H
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#define FEET_PER_METER 3.2808399
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#define FEET_PER_MILE 5280
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* prototypes */
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enum attr_type;
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enum item_type;
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struct attr;
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struct attr_iter;
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struct callback;
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struct map;
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#include "item.h"
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#include "coord.h"
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/**
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* @brief Holds a way that one could possibly drive from a navigation item
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*/
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struct navigation_way
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{
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struct navigation_way *next; /**< Pointer to a linked-list of all navigation_ways from this navigation item */
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short dir; /**< The direction -1 or 1 of the way */
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short angle2; /**< The angle one has to steer to drive from the old item to this street */
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int flags; /**< The flags of the way */
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struct item item; /**< The item of the way */
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char *name1; // = streetname
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char *name2; // = streetname systematic (road number e.g.: E51)
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// -- NEW 002 --
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// char *name_systematic; /**< The road number ({@code street_name_systematic} attribute, OSM: {@code ref}) */
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char *exit_ref; /**< Exit_ref if found on the first node of the way*/
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char *exit_label; /**< Exit_label if found on the first node of the way*/
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struct street_destination *s_destination; /**< The destination this way leads to (OSM: {@code destination}) */
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char *street_dest_text; /* selected destination to display in GUI */
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// -- NEW 002 --
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};
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struct navigation_itm
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{
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struct navigation_way way;
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int angle_end;
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struct coord start, end;
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int time;
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int length;
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int speed;
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int dest_time;
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int dest_length;
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int told; /**< Indicates if this item's announcement has been told earlier and should not be told again*/
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int streetname_told; /**< Indicates if this item's streetname has been told in speech navigation*/
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int dest_count;
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struct navigation_itm *next;
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struct navigation_itm *prev;
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};
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struct navigation
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{
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struct route *route;
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struct map *map;
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struct item_hash *hash;
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struct vehicleprofile *vehicleprofile;
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struct navigation_itm *first;
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struct navigation_itm *last;
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struct navigation_command *cmd_first;
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struct navigation_command *cmd_last;
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struct callback_list *callback_speech;
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struct callback_list *callback;
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struct navit *navit;
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struct speech *speech;
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int level_last;
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struct item item_last;
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int turn_around;
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int turn_around_limit;
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int distance_turn;
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struct callback *route_cb;
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int announce[route_item_last - route_item_first + 1][3];
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int tell_street_name;
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int delay;
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int curr_delay;
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struct navigation_itm *previous;
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struct navigation_command *cmd_previous;
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};
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struct route;
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int navigation_get_attr(struct navigation *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter);
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int navigation_set_attr(struct navigation *this_, struct attr *attr);
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struct navigation *navigation_new(struct attr *parent, struct attr **attrs);
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int navigation_set_announce(struct navigation *this_, enum item_type type, int *level);
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void navigation_destroy(struct navigation *this_);
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int navigation_register_callback(struct navigation *this_, enum attr_type type, struct callback *cb);
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void navigation_unregister_callback(struct navigation *this_, enum attr_type type, struct callback *cb);
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struct map *navigation_get_map(struct navigation *this_);
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void navigation_set_route(struct navigation *this_, struct route *route);
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char *get_distance(struct navigation *nav, int dist, enum attr_type type, int is_length);
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void navigation_init(void);
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/* end of prototypes */
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#ifdef __cplusplus
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}
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#endif
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#endif
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