2 * Navit, a modular navigation system.
3 * Copyright (C) 2005-2009 Navit Team
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * version 2 as published by the Free Software Foundation.
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 General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * 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.
35 #include "projection.h"
41 #include "transform.h"
46 #include "data_window.h"
48 #include "navigation.h"
59 #include "navit_nls.h"
62 #include "vehicleprofile.h"
64 #include "bookmarks.h"
67 * @defgroup navit the navit core instance. navit is the object containing nearly everything: A set of maps, one or more vehicle, a graphics object for rendering the map, a gui object for displaying the user interface, a route object, a navigation object and so on. Be warned that it is theoretically possible to have more than one navit object
71 //! The navit_vehicule
72 struct navit_vehicle {
74 /*! Limit of the follow counter. See navit_add_vehicle */
76 /*! Deprecated : follow counter itself. When it reaches 'update' counts, map is recentered*/
80 struct coord last; /*< Position of the last update of this vehicle */
81 struct vehicle *vehicle;
91 struct layout *layout_current;
93 struct action *action;
94 struct transformation *trans;
95 struct compass *compass;
97 struct navigation *navigation;
98 struct speech *speech;
99 struct tracking *tracking;
102 struct displaylist *displaylist;
105 int recentdest_count;
106 int osd_configuration;
108 GList *windows_items;
109 struct navit_vehicle *vehicle;
110 struct callback_list *attr_cbl;
111 struct callback *nav_speech_cb, *roadbook_callback, *popup_callback, *route_cb;
112 struct datawindow *roadbook_window;
113 struct map *former_destination;
114 struct point pressed, last, current;
115 int button_pressed,moved,popped,zoomed;
120 struct event_timeout *button_timeout, *motion_timeout;
121 struct callback *motion_timeout_callback;
123 int ignore_graphics_events;
124 struct log *textfile_debug_log;
125 struct pcoord destination;
126 int destination_valid;
131 struct messagelist *messages;
132 struct callback *resize_callback,*button_callback,*motion_callback;
133 struct vehicleprofile *vehicleprofile;
134 GList *vehicleprofiles;
139 int zoom_min, zoom_max;
141 struct bookmarks *bookmarks;
143 /* 1=No graphics ok */
147 struct gui *main_loop_gui;
152 struct mapset_handle *mapset_handle;
156 static void navit_vehicle_update(struct navit *this_, struct navit_vehicle *nv);
157 static void navit_vehicle_draw(struct navit *this_, struct navit_vehicle *nv, struct point *pnt);
158 static int navit_add_vehicle(struct navit *this_, struct vehicle *v);
159 static int navit_set_attr_do(struct navit *this_, struct attr *attr, int init);
160 static int navit_get_cursor_pnt(struct navit *this_, struct point *p, int *dir);
161 static void navit_set_cursors(struct navit *this_);
162 static void navit_cmd_zoom_to_route(struct navit *this);
163 static void navit_cmd_set_center_cursor(struct navit *this_);
164 static void navit_cmd_announcer_toggle(struct navit *this_);
165 static void navit_set_vehicle(struct navit *this_, struct navit_vehicle *nv);
167 struct navit *global_navit;
170 navit_add_mapset(struct navit *this_, struct mapset *ms)
172 this_->mapsets = g_list_append(this_->mapsets, ms);
176 navit_get_mapset(struct navit *this_)
179 return this_->mapsets->data;
181 dbg(0,"No mapsets enabled! Is it on purpose? Navit can't draw a map. Please check your navit.xml\n");
187 navit_get_tracking(struct navit *this_)
189 return this_->tracking;
193 navit_draw_async(struct navit *this_, int async)
196 struct navit_vehicle *nv;
198 if (this_->blocked) {
202 transform_setup_source_rect(this_->trans);
206 navit_vehicle_draw(this_, nv, NULL);
209 graphics_draw(this_->gra, this_->displaylist, this_->mapsets->data, this_->trans, this_->layout_current, async, NULL, this_->graphics_flags|1);
213 navit_draw(struct navit *this_)
215 if (this_->ready == 3)
216 navit_draw_async(this_, 0);
220 navit_get_ready(struct navit *this_)
228 navit_draw_displaylist(struct navit *this_)
230 if (this_->ready == 3)
231 graphics_displaylist_draw(this_->gra, this_->displaylist, this_->trans, this_->layout_current, this_->graphics_flags|1);
235 navit_redraw_route(struct navit *this_, struct route *route, struct attr *attr)
238 if (attr->type != attr_route_status)
241 if (this_->ready != 3)
243 if (updated != route_status_path_done_new)
245 if (this_->vehicle) {
246 if (this_->vehicle->follow_curr == 1)
248 if (this_->vehicle->follow_curr <= this_->vehicle->follow)
249 this_->vehicle->follow_curr=this_->vehicle->follow;
255 navit_handle_resize(struct navit *this_, int w, int h)
257 struct map_selection sel;
258 int callback=(this_->ready == 1);
260 if (this_->w != w || this_->h != h) {
261 memset(&sel, 0, sizeof(sel));
266 transform_set_screen_selection(this_->trans, &sel);
267 graphics_init(this_->gra);
268 graphics_set_rect(this_->gra, &sel.u.p_rect);
271 callback_list_call_attr_1(this_->attr_cbl, attr_graphics_ready, this_);
272 if (this_->ready == 3)
277 navit_resize(void *data, int w, int h)
279 struct navit *this=data;
280 if (!this->ignore_graphics_events)
281 navit_handle_resize(this, w, h);
285 navit_get_width(struct navit *this_)
292 navit_get_height(struct navit *this_)
298 navit_popup(void *data)
300 struct navit *this_=data;
301 popup(this_, 1, &this_->pressed);
302 this_->button_timeout=NULL;
308 navit_ignore_button(struct navit *this_)
310 if (this_->ignore_button)
312 this_->ignore_button=1;
317 navit_ignore_graphics_events(struct navit *this_, int ignore)
319 this_->ignore_graphics_events=ignore;
323 update_transformation(struct transformation *tr, struct point *old, struct point *new, struct point *rot)
328 double angleo,anglen;
330 if (!transform_reverse(tr, old, &co))
333 angleo=atan2(old->y-rot->y, old->x-rot->x)*180/M_PI;
334 anglen=atan2(new->y-rot->y, new->x-rot->x)*180/M_PI;
335 yaw=transform_get_yaw(tr)+angleo-anglen;
336 transform_set_yaw(tr, yaw % 360);
338 if (!transform_reverse(tr, new, &cn))
340 cp=transform_get_center(tr);
343 dbg(1,"from 0x%x,0x%x to 0x%x,0x%x\n", cp->x, cp->y, c.x, c.y);
344 transform_set_center(tr, &c);
348 navit_set_timeout(struct navit *this_)
351 follow.type=attr_follow;
352 follow.u.num=this_->center_timeout;
353 navit_set_attr(this_, &follow);
357 navit_handle_button(struct navit *this_, int pressed, int button, struct point *p, struct callback *popup_callback)
361 dbg(1,"enter %d %d (ignore %d)\n",pressed,button,this_->ignore_button);
362 callback_list_call_attr_4(this_->attr_cbl, attr_button, this_, GINT_TO_POINTER(pressed), GINT_TO_POINTER(button), p);
363 if (this_->ignore_button) {
364 this_->ignore_button=0;
372 this_->button_pressed=1;
376 this_->button_timeout=event_add_timeout(500, 0, popup_callback);
379 navit_set_center_screen(this_, p, 1);
381 popup(this_, button, p);
382 if (button == 4 && this_->use_mousewheel) {
384 navit_zoom_in(this_, 2, p);
386 if (button == 5 && this_->use_mousewheel) {
388 navit_zoom_out(this_, 2, p);
392 this_->button_pressed=0;
393 if (this_->button_timeout) {
394 event_remove_timeout(this_->button_timeout);
395 this_->button_timeout=NULL;
396 if (! this_->moved && ! transform_within_border(this_->trans, p, border)) {
397 navit_set_center_screen(this_, p, !this_->zoomed);
400 if (this_->motion_timeout) {
401 event_remove_timeout(this_->motion_timeout);
402 this_->motion_timeout=NULL;
409 update_transformation(this_->trans, &this_->pressed, p, &pr);
411 update_transformation(this_->trans, &this_->pressed, p, NULL);
413 graphics_draw_drag(this_->gra, NULL);
414 graphics_overlay_disable(this_->gra, 0);
416 navit_set_timeout(this_);
425 navit_button(void *data, int pressed, int button, struct point *p)
427 struct navit *this=data;
428 dbg(1,"enter %d %d ignore %d\n",pressed,button,this->ignore_graphics_events);
429 if (!this->ignore_graphics_events) {
430 if (! this->popup_callback)
431 this->popup_callback=callback_new_1(callback_cast(navit_popup), this);
432 navit_handle_button(this, pressed, button, p, this->popup_callback);
438 navit_motion_timeout(struct navit *this_)
442 if (this_->drag_bitmap) {
444 point.x=(this_->current.x-this_->pressed.x);
445 point.y=(this_->current.y-this_->pressed.y);
446 if (graphics_draw_drag(this_->gra, &point)) {
447 graphics_overlay_disable(this_->gra, 1);
448 graphics_draw_mode(this_->gra, draw_mode_end);
450 this_->motion_timeout=NULL;
454 dx=(this_->current.x-this_->last.x);
455 dy=(this_->current.y-this_->last.y);
457 struct transformation *tr;
459 this_->last=this_->current;
460 graphics_overlay_disable(this_->gra, 1);
461 tr=transform_dup(this_->trans);
465 update_transformation(tr, &this_->pressed, &this_->current, &pr);
467 update_transformation(tr, &this_->pressed, &this_->current, NULL);
470 graphics_displaylist_move(this_->displaylist, dx, dy);
472 graphics_draw_cancel(this_->gra, this_->displaylist);
473 graphics_displaylist_draw(this_->gra, this_->displaylist, tr, this_->layout_current, this_->graphics_flags);
474 transform_destroy(tr);
477 this_->motion_timeout=NULL;
482 navit_handle_motion(struct navit *this_, struct point *p)
486 if (this_->button_pressed && !this_->popped) {
487 dx=(p->x-this_->pressed.x);
488 dy=(p->y-this_->pressed.y);
489 if (dx < -8 || dx > 8 || dy < -8 || dy > 8) {
491 if (this_->button_timeout) {
492 event_remove_timeout(this_->button_timeout);
493 this_->button_timeout=NULL;
496 if (! this_->motion_timeout_callback)
497 this_->motion_timeout_callback=callback_new_1(callback_cast(navit_motion_timeout), this_);
498 if (! this_->motion_timeout)
499 this_->motion_timeout=event_add_timeout(100, 0, this_->motion_timeout_callback);
505 navit_motion(void *data, struct point *p)
507 struct navit *this=data;
508 if (!this->ignore_graphics_events)
509 navit_handle_motion(this, p);
513 navit_scale(struct navit *this_, long scale, struct point *p, int draw)
515 struct coord c1, c2, *center;
516 if (scale < this_->zoom_min)
517 scale=this_->zoom_min;
518 if (scale > this_->zoom_max)
519 scale=this_->zoom_max;
521 transform_reverse(this_->trans, p, &c1);
522 transform_set_scale(this_->trans, scale);
524 transform_reverse(this_->trans, p, &c2);
525 center = transform_center(this_->trans);
526 center->x += c1.x - c2.x;
527 center->y += c1.y - c2.y;
534 * @brief Automatically adjusts zoom level
536 * This function automatically adjusts the current
537 * zoom level according to the current speed.
539 * @param this_ The navit struct
540 * @param center The "immovable" point - i.e. the vehicles position if we're centering on the vehicle
541 * @param speed The vehicles speed in meters per second
542 * @param dir The direction into which the vehicle moves
545 navit_autozoom(struct navit *this_, struct coord *center, int speed, int draw)
552 if (! this_->autozoom_active) {
556 distance = speed * this_->autozoom_secs;
558 transform_get_size(this_->trans, &w, &h);
559 transform(this_->trans, transform_get_projection(this_->trans), center, &pc, 1, 0, 0, NULL);
560 scale = transform_get_scale(this_->trans);
562 /* We make sure that the point we want to see is within a certain range
563 * around the vehicle. The radius of this circle is the size of the
564 * screen. This doesn't necessarily mean the point is visible because of
565 * perspective etc. Quite rough, but should be enough. */
568 new_scale = (double)distance / h * 16;
570 new_scale = (double)distance / w * 16;
573 if (abs(new_scale - scale) < 2) {
577 if (new_scale >= this_->autozoom_min) {
578 navit_scale(this_, (long)new_scale, &pc, 0);
580 if (scale != this_->autozoom_min) {
581 navit_scale(this_, this_->autozoom_min, &pc, 0);
587 * Change the current zoom level, zooming closer to the ground
589 * @param navit The navit instance
590 * @param factor The zoom factor, usually 2
591 * @param p The invariant point (if set to NULL, default to center)
595 navit_zoom_in(struct navit *this_, int factor, struct point *p)
597 long scale=transform_get_scale(this_->trans)/factor;
600 navit_scale(this_, scale, p, 1);
604 * Change the current zoom level
606 * @param navit The navit instance
607 * @param factor The zoom factor, usually 2
608 * @param p The invariant point (if set to NULL, default to center)
612 navit_zoom_out(struct navit *this_, int factor, struct point *p)
614 long scale=transform_get_scale(this_->trans)*factor;
615 navit_scale(this_, scale, p, 1);
619 navit_cmd_zoom_in(struct navit *this_)
622 if (this_->vehicle && this_->vehicle->follow_curr == 1 && navit_get_cursor_pnt(this_, &p, NULL)) {
623 navit_zoom_in(this_, 2, &p);
624 this_->vehicle->follow_curr=this_->vehicle->follow;
626 navit_zoom_in(this_, 2, NULL);
631 navit_cmd_zoom_out(struct navit *this_)
634 if (this_->vehicle && this_->vehicle->follow_curr == 1 && navit_get_cursor_pnt(this_, &p, NULL)) {
635 navit_zoom_out(this_, 2, &p);
636 this_->vehicle->follow_curr=this_->vehicle->follow;
638 navit_zoom_out(this_, 2, NULL);
644 navit_cmd_say(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
646 if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str)
647 navit_say(this, in[0]->u.str);
651 navit_cmd_set_destination(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
654 char *description=NULL;
659 pc.pro = transform_get_projection(this->trans);
660 if (ATTR_IS_COORD(in[0]->type)) {
661 pc.x=in[0]->u.coord->x;
662 pc.y=in[0]->u.coord->y;
664 } else if (ATTR_IS_PCOORD(in[0]->type)) {
667 } else if (in[1] && in[2] && ATTR_IS_INT(in[0]->type) && ATTR_IS_INT(in[1]->type) && ATTR_IS_INT(in[2]->type)) {
672 } else if (in[1] && ATTR_IS_INT(in[0]->type) && ATTR_IS_INT(in[1]->type)) {
678 if (in[0] && ATTR_IS_STRING(in[0]->type))
679 description=in[0]->u.str;
680 navit_set_destination(this, &pc, description, 1);
684 navit_cmd_fmt_coordinates(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
687 attr.type=attr_type_string_begin;
690 *out=attr_generic_add_attr(*out, &attr);
694 static struct command_table commands[] = {
695 {"zoom_in",command_cast(navit_cmd_zoom_in)},
696 {"zoom_out",command_cast(navit_cmd_zoom_out)},
697 {"zoom_to_route",command_cast(navit_cmd_zoom_to_route)},
698 {"say",command_cast(navit_cmd_say)},
699 {"set_center_cursor",command_cast(navit_cmd_set_center_cursor)},
700 {"set_destination",command_cast(navit_cmd_set_destination)},
701 {"announcer_toggle",command_cast(navit_cmd_announcer_toggle)},
702 {"fmt_coordinates",command_cast(navit_cmd_fmt_coordinates)},
707 navit_new(struct attr *parent, struct attr **attrs)
709 struct navit *this_=g_new0(struct navit, 1);
710 struct pcoord center;
713 enum projection pro=projection_mg;
718 this_->self.type=attr_navit;
719 this_->self.u.navit=this_;
720 this_->attr_cbl=callback_list_new();
722 this_->orientation=-1;
723 this_->tracking_flag=1;
724 this_->recentdest_count=10;
725 this_->osd_configuration=-1;
727 this_->center_timeout = 10;
728 this_->use_mousewheel = 1;
729 this_->autozoom_secs = 10;
730 this_->autozoom_min = 7;
731 this_->autozoom_active = 0;
733 this_->zoom_max = 2097152;
734 this_->follow_cursor = 1;
737 this_->trans = transform_new();
738 transform_from_geo(pro, &g, &co);
743 transform_setup(this_->trans, ¢er, zoom, (this_->orientation != -1) ? this_->orientation : 0);
745 this_->bookmarks=bookmarks_new(&this_->self, NULL, this_->trans);
749 for (;*attrs; attrs++) {
750 navit_set_attr_do(this_, *attrs, 1);
752 this_->displaylist=graphics_displaylist_new();
753 command_add_table(this_->attr_cbl, commands, sizeof(commands)/sizeof(struct command_table), this_);
755 this_->messages = messagelist_new(attrs);
761 navit_set_gui(struct navit *this_, struct gui *gui)
766 if (gui_has_main_loop(this_->gui)) {
767 if (! main_loop_gui) {
768 main_loop_gui=this_->gui;
770 dbg(0,"gui with main loop already active, ignoring this instance");
778 navit_add_message(struct navit *this_, char *message)
780 message_new(this_->messages, message);
784 *navit_get_messages(struct navit *this_)
786 return message_get(this_->messages);
790 navit_set_graphics(struct navit *this_, struct graphics *gra)
795 this_->resize_callback=callback_new_attr_1(callback_cast(navit_resize), attr_resize, this_);
796 graphics_add_callback(gra, this_->resize_callback);
797 this_->button_callback=callback_new_attr_1(callback_cast(navit_button), attr_button, this_);
798 graphics_add_callback(gra, this_->button_callback);
799 this_->motion_callback=callback_new_attr_1(callback_cast(navit_motion), attr_motion, this_);
800 graphics_add_callback(gra, this_->motion_callback);
805 navit_get_graphics(struct navit *this_)
810 struct vehicleprofile *
811 navit_get_vehicleprofile(struct navit *this_)
813 return this_->vehicleprofile;
817 navit_get_vehicleprofiles(struct navit *this_)
819 return this_->vehicleprofiles;
823 navit_projection_set(struct navit *this_, enum projection pro, int draw)
828 c=transform_center(this_->trans);
829 transform_to_geo(transform_get_projection(this_->trans), c, &g);
830 transform_set_projection(this_->trans, pro);
831 transform_from_geo(pro, &g, c);
837 * Start the route computing to a given set of coordinates
839 * @param navit The navit instance
840 * @param c The coordinate to start routing to
841 * @param description A label which allows the user to later identify this destination in the former destinations selection
845 navit_set_destination(struct navit *this_, struct pcoord *c, const char *description, int async)
848 this_->destination=*c;
849 this_->destination_valid=1;
851 this_->destination_valid=0;
852 char *destination_file = bookmarks_get_destination_file(TRUE);
853 bookmarks_append_coord(this_->bookmarks, destination_file, c, "former_destination", description, NULL, this_->recentdest_count);
854 g_free(destination_file);
855 callback_list_call_attr_0(this_->attr_cbl, attr_destination);
857 route_set_destination(this_->route, c, async);
859 if (this_->ready == 3)
865 * @brief Checks if a route is calculated
867 * This function checks if a route is calculated.
869 * @param this_ The navit struct whose route should be checked.
870 * @return True if the route is set, false otherwise.
873 navit_check_route(struct navit *this_)
876 return route_get_path_set(this_->route);
883 navit_former_destinations_active(struct navit *this_)
885 char *destination_file = bookmarks_get_destination_file(FALSE);
889 f=fopen(destination_file,"r");
891 if(!fseek(f, -2, SEEK_END) && fread(buffer, 2, 1, f) == 1 && (buffer[0]!='\n' || buffer[1]!='\n'))
895 g_free(destination_file);
900 navit_add_former_destinations_from_file(struct navit *this_)
902 char *destination_file = bookmarks_get_destination_file(FALSE);
903 struct attr parent={attr_navit, .u.navit=this_};
904 struct attr type={attr_type, {"textfile"}}, data={attr_data, {destination_file}};
905 struct attr *attrs[]={&type, &data, NULL};
912 this_->former_destination=map_new(&parent, attrs);
913 g_free(destination_file);
914 if (!this_->route || !navit_former_destinations_active(this_))
916 mr=map_rect_new(this_->former_destination, NULL);
917 while ((item=map_rect_get_item(mr))) {
918 if (item->type == type_former_destination && item_coord_get(item, &c, 1))
921 map_rect_destroy(mr);
922 pc.pro=map_projection(this_->former_destination);
926 route_set_destination(this_->route, &pc, 1);
927 this_->destination=pc;
928 this_->destination_valid=1;
934 navit_textfile_debug_log(struct navit *this_, const char *fmt, ...)
939 if (this_->textfile_debug_log && this_->vehicle) {
940 str1=g_strdup_vprintf(fmt, ap);
941 str2=g_strdup_printf("0x%x 0x%x%s%s\n", this_->vehicle->coord.x, this_->vehicle->coord.y, strlen(str1) ? " " : "", str1);
942 log_write(this_->textfile_debug_log, str2, strlen(str2), 0);
950 navit_speech_estimate(struct navit *this_, char *str)
952 return speech_estimate_duration(this_->speech, str);
956 navit_say(struct navit *this_, char *text)
958 speech_say(this_->speech, text);
962 * @brief Toggles the navigation announcer for navit
963 * @param this_ The navit object
966 navit_cmd_announcer_toggle(struct navit *this_)
968 struct attr attr, speechattr;
970 // search for the speech attribute
971 if(!navit_get_attr(this_, attr_speech, &speechattr, NULL))
973 // find out if the corresponding attribute attr_active has been set
974 if(speech_get_attr(speechattr.u.speech, attr_active, &attr, NULL)) {
976 attr.u.num = !attr.u.num;
978 // otherwise disable it because voice is enabled by default
979 attr.type = attr_active;
983 // apply the new state
984 if(!speech_set_attr(speechattr.u.speech, &attr))
987 // announce that the speech attribute has changed
988 callback_list_call_attr_0(this_->attr_cbl, attr_speech);
992 navit_speak(struct navit *this_)
994 struct navigation *nav=this_->navigation;
995 struct map *map=NULL;
996 struct map_rect *mr=NULL;
1000 if (!speech_get_attr(this_->speech, attr_active, &attr, NULL))
1002 dbg(1, "this_.speech->active %i\n", attr.u.num);
1007 map=navigation_get_map(nav);
1009 mr=map_rect_new(map, NULL);
1011 while ((item=map_rect_get_item(mr)) && (item->type == type_nav_position || item->type == type_nav_none));
1012 if (item && item_attr_get(item, attr_navigation_speech, &attr)) {
1013 speech_say(this_->speech, attr.u.str);
1014 navit_add_message(this_, attr.u.str);
1015 navit_textfile_debug_log(this_, "type=announcement label=\"%s\"", attr.u.str);
1017 map_rect_destroy(mr);
1022 navit_window_roadbook_update(struct navit *this_)
1024 struct navigation *nav=this_->navigation;
1025 struct map *map=NULL;
1026 struct map_rect *mr=NULL;
1029 struct param_list param[5];
1033 datawindow_mode(this_->roadbook_window, 1);
1035 map=navigation_get_map(nav);
1037 mr=map_rect_new(map, NULL);
1038 dbg(0,"nav=%p map=%p mr=%p\n", nav, map, mr);
1040 dbg(0,"while loop\n");
1041 while ((item=map_rect_get_item(mr))) {
1042 dbg(0,"item=%p\n", item);
1044 if (item->type != type_nav_position) {
1045 item_attr_get(item, attr_navigation_long, &attr);
1046 if (attr.u.str == NULL) {
1049 dbg(2, "Command='%s'\n", attr.u.str);
1050 param[0].value=g_strdup(attr.u.str);
1052 param[0].value=_("Position");
1053 param[0].name=_("Command");
1055 item_attr_get(item, attr_length, &attr);
1056 dbg(2, "Length=%d\n", attr.u.num);
1057 param[1].name=_("Length");
1059 if ( attr.u.num >= 2000 )
1061 param[1].value=g_strdup_printf("%5.1f %s",(float)attr.u.num / 1000, _("km") );
1065 param[1].value=g_strdup_printf("%7d %s",attr.u.num, _("m"));
1068 item_attr_get(item, attr_time, &attr);
1069 dbg(2, "Time=%d\n", attr.u.num);
1071 param[2].name=_("Time");
1074 param[2].value=g_strdup_printf("%d:%02d:%02d",secs / 60, ( secs / 60 ) % 60 , secs % 60);
1078 param[2].value=g_strdup_printf("%d:%02d",secs / 60, secs % 60);
1081 item_attr_get(item, attr_destination_length, &attr);
1082 dbg(2, "Destlength=%d\n", attr.u.num);
1083 param[3].name=_("Destination Length");
1084 if ( attr.u.num >= 2000 )
1086 param[3].value=g_strdup_printf("%5.1f %s",(float)attr.u.num / 1000, _("km") );
1090 param[3].value=g_strdup_printf("%d %s",attr.u.num, _("m"));
1093 item_attr_get(item, attr_destination_time, &attr);
1094 dbg(2, "Desttime=%d\n", attr.u.num);
1096 param[4].name=_("Destination Time");
1099 param[4].value=g_strdup_printf("%d:%02d:%02d",secs / 3600, (secs / 60 ) % 60 , secs % 60);
1103 param[4].value=g_strdup_printf("%d:%02d",secs / 60, secs % 60);
1105 datawindow_add(this_->roadbook_window, param, 5);
1107 map_rect_destroy(mr);
1109 datawindow_mode(this_->roadbook_window, 0);
1113 navit_window_roadbook_destroy(struct navit *this_)
1116 navigation_unregister_callback(this_->navigation, attr_navigation_long, this_->roadbook_callback);
1117 this_->roadbook_window=NULL;
1118 this_->roadbook_callback=NULL;
1121 navit_window_roadbook_new(struct navit *this_)
1123 if (!this_->gui || this_->roadbook_callback || this_->roadbook_window) {
1127 this_->roadbook_callback=callback_new_1(callback_cast(navit_window_roadbook_update), this_);
1128 navigation_register_callback(this_->navigation, attr_navigation_long, this_->roadbook_callback);
1129 this_->roadbook_window=gui_datawindow_new(this_->gui, _("Roadbook"), NULL, callback_new_1(callback_cast(navit_window_roadbook_destroy), this_));
1130 navit_window_roadbook_update(this_);
1134 navit_init(struct navit *this_)
1140 dbg(2,"enter gui %p graphics %p\n",this_->gui,this_->gra);
1142 if (!this_->gui && !(this_->flags & 2)) {
1144 navit_destroy(this_);
1147 if (!this_->gra && !(this_->flags & 1)) {
1148 dbg(0,"no graphics\n");
1149 navit_destroy(this_);
1152 dbg(2,"Connecting gui to graphics\n");
1153 if (this_->gui && this_->gra && gui_set_graphics(this_->gui, this_->gra)) {
1154 struct attr attr_type_gui, attr_type_graphics;
1155 gui_get_attr(this_->gui, attr_type, &attr_type_gui, NULL);
1156 graphics_get_attr(this_->gra, attr_type, &attr_type_graphics, NULL);
1157 dbg(0,"failed to connect graphics '%s' to gui '%s'\n", attr_type_graphics.u.str, attr_type_gui.u.str);
1158 dbg(0," Please see http://wiki.navit-project.org/index.php/Failed_to_connect_graphics_to_gui\n");
1159 dbg(0," for explanations and solutions\n");
1161 navit_destroy(this_);
1164 dbg(2,"Initializing graphics\n");
1165 dbg(2,"Setting Vehicle\n");
1166 navit_set_vehicle(this_, this_->vehicle);
1167 dbg(2,"Adding dynamic maps to mapset %p\n",this_->mapsets);
1168 if (this_->mapsets) {
1169 ms=this_->mapsets->data;
1171 if ((map=route_get_map(this_->route)))
1172 mapset_add_attr(ms, &(struct attr){attr_map,.u.map=map});
1173 if ((map=route_get_graph_map(this_->route))) {
1174 mapset_add_attr(ms, &(struct attr){attr_map,.u.map=map});
1175 map_set_attr(map, &(struct attr ){attr_active,.u.num=0});
1177 route_set_mapset(this_->route, ms);
1178 route_set_projection(this_->route, transform_get_projection(this_->trans));
1180 if (this_->tracking) {
1181 tracking_set_mapset(this_->tracking, ms);
1183 tracking_set_route(this_->tracking, this_->route);
1185 if (this_->navigation) {
1186 if ((map=navigation_get_map(this_->navigation))) {
1187 mapset_add_attr(ms, &(struct attr){attr_map,.u.map=map});
1188 map_set_attr(map, &(struct attr ){attr_active,.u.num=0});
1191 if (this_->tracking) {
1192 if ((map=tracking_get_map(this_->tracking))) {
1193 mapset_add_attr(ms, &(struct attr){attr_map,.u.map=map});
1194 map_set_attr(map, &(struct attr ){attr_active,.u.num=0});
1197 navit_add_former_destinations_from_file(this_);
1200 struct attr callback;
1201 this_->route_cb=callback_new_attr_1(callback_cast(navit_redraw_route), attr_route_status, this_);
1202 callback.type=attr_callback;
1203 callback.u.callback=this_->route_cb;
1204 route_add_attr(this_->route, &callback);
1206 if (this_->navigation) {
1207 if (this_->speech) {
1208 this_->nav_speech_cb=callback_new_1(callback_cast(navit_speak), this_);
1209 navigation_register_callback(this_->navigation, attr_navigation_speech, this_->nav_speech_cb);
1212 navigation_set_route(this_->navigation, this_->route);
1214 dbg(2,"Setting Center\n");
1215 char *center_file = bookmarks_get_center_file(FALSE);
1216 bookmarks_set_center_from_file(this_->bookmarks, center_file);
1217 g_free(center_file);
1219 if (this_->menubar) {
1220 men=menu_add(this_->menubar, "Data", menu_type_submenu, NULL);
1222 navit_add_menu_windows_items(this_, men);
1228 navit_window_roadbook_new(this_);
1229 navit_window_items_new(this_);
1232 messagelist_init(this_->messages);
1234 navit_set_cursors(this_);
1236 callback_list_call_attr_1(this_->attr_cbl, attr_navit, this_);
1237 callback=(this_->ready == 2);
1239 dbg(2,"ready=%d\n",this_->ready);
1240 if (this_->ready == 3)
1243 callback_list_call_attr_1(this_->attr_cbl, attr_graphics_ready, this_);
1245 routech_test(this_);
1250 navit_zoom_to_route(struct navit *this_, int orientation)
1253 struct map_rect *mr=NULL;
1256 struct coord_rect r;
1257 int count=0,scale=16;
1261 map=route_get_map(this_->route);
1262 dbg(1,"map=%p\n",map);
1264 mr=map_rect_new(map, NULL);
1265 dbg(1,"mr=%p\n",mr);
1267 while ((item=map_rect_get_item(mr))) {
1268 dbg(1,"item=%s\n", item_to_name(item->type));
1269 while (item_coord_get(item, &c, 1)) {
1274 coord_rect_extend(&r, &c);
1281 c.x=(r.rl.x+r.lu.x)/2;
1282 c.y=(r.rl.y+r.lu.y)/2;
1283 dbg(1,"count=%d\n",count);
1284 if (orientation != -1)
1285 transform_set_yaw(this_->trans, orientation);
1286 transform_set_center(this_->trans, &c);
1287 dbg(1,"%x,%x-%x,%x\n", r.rl.x,r.rl.y,r.lu.x,r.lu.y);
1288 while (scale < 1<<20) {
1290 transform_set_scale(this_->trans, scale);
1291 transform_setup_source_rect(this_->trans);
1292 transform(this_->trans, transform_get_projection(this_->trans), &r.lu, &p1, 1, 0, 0, NULL);
1293 transform(this_->trans, transform_get_projection(this_->trans), &r.rl, &p2, 1, 0, 0, NULL);
1294 dbg(1,"%d,%d-%d,%d\n",p1.x,p1.y,p2.x,p2.y);
1295 if (p1.x < 0 || p2.x < 0 || p1.x > this_->w || p2.x > this_->w ||
1296 p1.y < 0 || p2.y < 0 || p1.y > this_->h || p2.y > this_->h)
1302 if (this_->ready == 3)
1303 navit_draw_async(this_,0);
1307 navit_cmd_zoom_to_route(struct navit *this)
1309 navit_zoom_to_route(this, 0);
1314 * Change the current zoom level
1316 * @param navit The navit instance
1317 * @param center The point where to center the map, including its projection
1321 navit_set_center(struct navit *this_, struct pcoord *center, int set_timeout)
1323 struct coord *c=transform_center(this_->trans);
1325 enum projection pro = transform_get_projection(this_->trans);
1326 if (pro != center->pro) {
1329 transform_from_to(&c1, center->pro, &c2, pro);
1336 navit_set_timeout(this_);
1337 if (this_->ready == 3)
1342 navit_set_center_coord_screen(struct navit *this_, struct coord *c, struct point *p, int set_timeout)
1346 transform_set_center(this_->trans, c);
1347 transform_get_size(this_->trans, &width, &height);
1350 update_transformation(this_->trans, &po, p, NULL);
1352 navit_set_timeout(this_);
1356 * Links all vehicles to a cursor depending on the current profile.
1358 * @param this_ A navit instance
1359 * @author Ralph Sennhauser (10/2009)
1362 navit_set_cursors(struct navit *this_)
1365 struct navit_vehicle *nv;
1369 v=g_list_first(this_->vehicles); // GList of navit_vehicles
1372 if (vehicle_get_attr(nv->vehicle, attr_cursorname, &name, NULL))
1373 c=layout_get_cursor(this_->layout_current, name.u.str);
1375 c=layout_get_cursor(this_->layout_current, "default");
1376 vehicle_set_cursor(nv->vehicle, c);
1383 navit_get_cursor_pnt(struct navit *this_, struct point *p, int *dir)
1386 struct navit_vehicle *nv=this_->vehicle;
1388 float offset=this_->radius; // Cursor offset from the center of the screen (percent).
1389 #if 0 /* Better improve track.c to get that issue resolved or make it configurable with being off the default, the jumping back to the center is a bit annoying */
1390 float min_offset = 0.; // Percent offset at min_offset_speed.
1391 float max_offset = 30.; // Percent offset at max_offset_speed.
1392 int min_offset_speed = 2; // Speed in km/h
1393 int max_offset_speed = 50; // Speed ini km/h
1394 // Calculate cursor offset from the center of the screen, upon speed.
1395 if (nv->speed <= min_offset_speed) {
1396 offset = min_offset;
1397 } else if (nv->speed > max_offset_speed) {
1398 offset = max_offset;
1400 offset = (max_offset - min_offset) / (max_offset_speed - min_offset_speed) * (nv->speed - min_offset_speed);
1404 transform_get_size(this_->trans, &width, &height);
1405 if (this_->orientation == -1) {
1407 p->y=(50 + offset)*height/100;
1412 if (this_->tracking && this_->tracking_flag) {
1413 mdir = tracking_get_angle(this_->tracking) - this_->orientation;
1415 mdir=nv->dir-this_->orientation;
1418 p->x=(50 - offset*sin(M_PI*mdir/180.))*width/100;
1419 p->y=(50 + offset*cos(M_PI*mdir/180.))*height/100;
1421 *dir=this_->orientation;
1427 navit_set_center_cursor(struct navit *this_)
1431 struct navit_vehicle *nv=this_->vehicle;
1432 navit_get_cursor_pnt(this_, &pn, &dir);
1433 transform_set_yaw(this_->trans, dir);
1434 navit_set_center_coord_screen(this_, &nv->coord, &pn, 0);
1435 navit_autozoom(this_, &nv->coord, nv->speed, 0);
1436 if (this_->ready == 3)
1437 navit_draw_async(this_, 1);
1441 navit_cmd_set_center_cursor(struct navit *this_)
1443 navit_set_center_cursor(this_);
1447 navit_set_center_screen(struct navit *this_, struct point *p, int set_timeout)
1451 transform_reverse(this_->trans, p, &c);
1454 pc.pro = transform_get_projection(this_->trans);
1455 navit_set_center(this_, &pc, set_timeout);
1459 switch((*attrs)->type) {
1461 zoom=(*attrs)->u.num;
1464 g=*((*attrs)->u.coord_geo);
1469 navit_set_attr_do(struct navit *this_, struct attr *attr, int init)
1471 int dir=0, orient_old=0, attr_updated=0;
1475 struct navit_vehicle *nv;
1476 struct attr active=(struct attr){attr_active,{(void *)0}};
1479 switch (attr->type) {
1481 attr_updated=(this_->autozoom_secs != attr->u.num);
1482 this_->autozoom_secs = attr->u.num;
1484 case attr_autozoom_active:
1485 attr_updated=(this_->autozoom_active != attr->u.num);
1486 this_->autozoom_active = attr->u.num;
1489 transform_from_geo(transform_get_projection(this_->trans), attr->u.coord_geo, &co);
1490 dbg(1,"0x%x,0x%x\n",co.x,co.y);
1491 transform_set_center(this_->trans, &co);
1493 case attr_drag_bitmap:
1494 attr_updated=(this_->drag_bitmap != !!attr->u.num);
1495 this_->drag_bitmap=!!attr->u.num;
1498 attr_updated=(this_->flags != attr->u.num);
1499 this_->flags=attr->u.num;
1501 case attr_flags_graphics:
1502 attr_updated=(this_->graphics_flags != attr->u.num);
1503 this_->graphics_flags=attr->u.num;
1506 if (!this_->vehicle)
1508 attr_updated=(this_->vehicle->follow_curr != attr->u.num);
1509 this_->vehicle->follow_curr = attr->u.num;
1512 if(this_->layout_current!=attr->u.layout) {
1513 this_->layout_current=attr->u.layout;
1514 graphics_font_destroy_all(this_->gra);
1515 navit_set_cursors(this_);
1516 if (this_->ready == 3)
1521 case attr_layout_name:
1525 if (!strcmp(lay->name,attr->u.str)) {
1527 attr.type=attr_layout;
1529 return navit_set_attr_do(this_, &attr, init);
1534 case attr_orientation:
1535 orient_old=this_->orientation;
1536 this_->orientation=attr->u.num;
1538 if (this_->orientation != -1) {
1539 dir = this_->orientation;
1541 if (this_->vehicle) {
1542 dir = this_->vehicle->dir;
1545 transform_set_yaw(this_->trans, dir);
1546 if (orient_old != this_->orientation) {
1548 if (this_->ready == 3)
1555 case attr_osd_configuration:
1556 dbg(0,"setting osd_configuration to %d (was %d)\n", attr->u.num, this_->osd_configuration);
1557 attr_updated=(this_->osd_configuration != attr->u.num);
1558 this_->osd_configuration=attr->u.num;
1561 attr_updated=(this_->pitch != attr->u.num);
1562 this_->pitch=attr->u.num;
1563 transform_set_pitch(this_->trans, this_->pitch);
1564 if (!init && attr_updated && this_->ready == 3)
1567 case attr_projection:
1568 if(this_->trans && transform_get_projection(this_->trans) != attr->u.projection) {
1569 navit_projection_set(this_, attr->u.projection, !init);
1574 attr_updated=(this_->radius != attr->u.num);
1575 this_->radius=attr->u.num;
1577 case attr_recent_dest:
1578 attr_updated=(this_->recentdest_count != attr->u.num);
1579 this_->recentdest_count=attr->u.num;
1582 if(this_->speech && this_->speech != attr->u.speech) {
1584 this_->speech = attr->u.speech;
1588 attr_updated=(this_->center_timeout != attr->u.num);
1589 this_->center_timeout = attr->u.num;
1592 attr_updated=(this_->tracking_flag != !!attr->u.num);
1593 this_->tracking_flag=!!attr->u.num;
1595 case attr_use_mousewheel:
1596 attr_updated=(this_->use_mousewheel != !!attr->u.num);
1597 this_->use_mousewheel=!!attr->u.num;
1603 if (nv->vehicle == attr->u.vehicle) {
1604 if (!this_->vehicle || this_->vehicle->vehicle != attr->u.vehicle) {
1606 vehicle_set_attr(this_->vehicle->vehicle, &active);
1608 vehicle_set_attr(nv->vehicle, &active);
1611 navit_set_vehicle(this_, nv);
1617 zoom=transform_get_scale(this_->trans);
1618 attr_updated=(zoom != attr->u.num);
1619 transform_set_scale(this_->trans, attr->u.num);
1620 if (attr_updated && !init)
1624 attr_updated=(attr->u.num != this_->zoom_min);
1625 this_->zoom_min=attr->u.num;
1628 attr_updated=(attr->u.num != this_->zoom_max);
1629 this_->zoom_max=attr->u.num;
1632 navit_add_message(this_, attr->u.str);
1634 case attr_follow_cursor:
1635 attr_updated=(this_->follow_cursor != !!attr->u.num);
1636 this_->follow_cursor=!!attr->u.num;
1641 if (attr_updated && !init) {
1642 callback_list_call_attr_2(this_->attr_cbl, attr->type, this_, attr);
1643 if (attr->type == attr_osd_configuration)
1644 graphics_draw_mode(this_->gra, draw_mode_end);
1650 navit_set_attr(struct navit *this_, struct attr *attr)
1652 return navit_set_attr_do(this_, attr, 0);
1656 navit_get_attr(struct navit *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter)
1658 struct message *msg;
1664 msg = navit_get_messages(this_);
1672 len += strlen(msg->text) + 1;
1675 attr->u.str = g_malloc(len + 1);
1677 msg = navit_get_messages(this_);
1680 g_stpcpy((attr->u.str + offset), msg->text);
1681 offset += strlen(msg->text);
1682 attr->u.str[offset] = '\n';
1688 attr->u.str[len] = '\0';
1690 case attr_bookmark_map:
1691 attr->u.map=bookmarks_get_map(this_->bookmarks);
1693 case attr_bookmarks:
1694 attr->u.bookmarks=this_->bookmarks;
1696 case attr_callback_list:
1697 attr->u.callback_list=this_->attr_cbl;
1699 case attr_destination:
1700 if (! this_->destination_valid)
1702 attr->u.pcoord=&this_->destination;
1704 case attr_displaylist:
1705 attr->u.displaylist=this_->displaylist;
1706 return (attr->u.displaylist != NULL);
1708 if (!this_->vehicle)
1710 attr->u.num=this_->vehicle->follow_curr;
1712 case attr_former_destination_map:
1713 attr->u.map=this_->former_destination;
1716 attr->u.graphics=this_->gra;
1717 ret=(attr->u.graphics != NULL);
1720 attr->u.gui=this_->gui;
1721 ret=(attr->u.gui != NULL);
1726 iter->u.list=g_list_next(iter->u.list);
1728 iter->u.list=this_->layouts;
1732 attr->u.layout=(struct layout *)iter->u.list->data;
1734 attr->u.layout=this_->layout_current;
1738 if (iter && this_->mapsets) {
1739 if (!iter->u.mapset_handle) {
1740 iter->u.mapset_handle=mapset_open((struct mapset *)this_->mapsets->data);
1742 attr->u.map=mapset_next(iter->u.mapset_handle, 0);
1744 mapset_close(iter->u.mapset_handle);
1752 attr->u.mapset=this_->mapsets->data;
1753 ret=(attr->u.mapset != NULL);
1755 case attr_navigation:
1756 attr->u.navigation=this_->navigation;
1758 case attr_orientation:
1759 attr->u.num=this_->orientation;
1761 case attr_osd_configuration:
1762 attr->u.num=this_->osd_configuration;
1765 attr->u.num=transform_get_pitch(this_->trans);
1767 case attr_projection:
1769 attr->u.num=transform_get_projection(this_->trans);
1775 attr->u.route=this_->route;
1778 attr->u.speech=this_->speech;
1781 attr->u.num=this_->tracking_flag;
1783 case attr_trackingo:
1784 attr->u.tracking=this_->tracking;
1786 case attr_transformation:
1787 attr->u.transformation=this_->trans;
1792 iter->u.list=g_list_next(iter->u.list);
1794 iter->u.list=this_->vehicles;
1798 attr->u.vehicle=((struct navit_vehicle*)iter->u.list->data)->vehicle;
1800 if(this_->vehicle) {
1801 attr->u.vehicle=this_->vehicle->vehicle;
1807 case attr_vehicleprofile:
1808 attr->u.vehicleprofile=this_->vehicleprofile;
1811 attr->u.num=transform_get_scale(this_->trans);
1813 case attr_autozoom_active:
1814 attr->u.num=this_->autozoom_active;
1816 case attr_follow_cursor:
1817 attr->u.num=this_->follow_cursor;
1827 navit_add_log(struct navit *this_, struct log *log)
1829 struct attr type_attr;
1830 if (!log_get_attr(log, attr_type, &type_attr, NULL))
1832 if (!strcmp(type_attr.u.str, "textfile_debug")) {
1833 char *header = "type=track_tracked\n";
1834 if (this_->textfile_debug_log)
1836 log_set_header(log, header, strlen(header));
1837 this_->textfile_debug_log=log;
1844 navit_add_attr(struct navit *this_, struct attr *attr)
1847 switch (attr->type) {
1849 navit_add_callback(this_, attr->u.callback);
1852 ret=navit_add_log(this_, attr->u.log);
1855 ret=navit_set_gui(this_, attr->u.gui);
1858 ret=navit_set_graphics(this_, attr->u.graphics);
1861 this_->layouts = g_list_append(this_->layouts, attr->u.layout);
1862 if(!this_->layout_current)
1863 this_->layout_current=attr->u.layout;
1866 this_->route=attr->u.route;
1869 this_->mapsets = g_list_append(this_->mapsets, attr->u.mapset);
1871 case attr_navigation:
1872 this_->navigation=attr->u.navigation;
1874 case attr_recent_dest:
1875 this_->recentdest_count = attr->u.num;
1878 this_->speech=attr->u.speech;
1881 this_->tracking=attr->u.tracking;
1884 ret=navit_add_vehicle(this_, attr->u.vehicle);
1886 case attr_vehicleprofile:
1887 this_->vehicleprofiles=g_list_prepend(this_->vehicleprofiles, attr->u.vehicleprofile);
1889 case attr_autozoom_min:
1890 this_->autozoom_min = attr->u.num;
1895 callback_list_call_attr_2(this_->attr_cbl, attr->type, this_, attr);
1900 navit_remove_attr(struct navit *this_, struct attr *attr)
1903 switch (attr->type) {
1905 navit_remove_callback(this_, attr->u.callback);
1914 navit_attr_iter_new(void)
1916 return g_new0(struct attr_iter, 1);
1920 navit_attr_iter_destroy(struct attr_iter *iter)
1926 navit_add_callback(struct navit *this_, struct callback *cb)
1928 callback_list_add(this_->attr_cbl, cb);
1932 navit_remove_callback(struct navit *this_, struct callback *cb)
1934 callback_list_remove(this_->attr_cbl, cb);
1938 * Toggle the cursor update : refresh the map each time the cursor has moved (instead of only when it reaches a border)
1940 * @param navit The navit instance
1945 navit_vehicle_draw(struct navit *this_, struct navit_vehicle *nv, struct point *pnt)
1947 struct point cursor_pnt;
1948 enum projection pro;
1955 pro=transform_get_projection(this_->trans);
1956 transform(this_->trans, pro, &nv->coord, &cursor_pnt, 1, 0, 0, NULL);
1958 vehicle_draw(nv->vehicle, this_->gra, &cursor_pnt, pnt ? 0:1, nv->dir-transform_get_yaw(this_->trans), nv->speed);
1963 pro=transform_get_projection(this_->trans);
1964 transform(this_->trans, pro, &nv->coord, &pnt2, 1);
1967 cursor_draw(nv->cursor, &pnt2, nv->dir-transform_get_angle(this_->trans, 0), nv->speed > 2, pnt == NULL);
1969 cursor_draw(nv->cursor, &pnt2, nv->dir-transform_get_angle(this_->trans, 0), nv->speed > 2, 1);
1975 navit_vehicle_update(struct navit *this_, struct navit_vehicle *nv)
1977 struct attr attr_valid, attr_dir, attr_speed, attr_pos;
1978 struct pcoord cursor_pc;
1979 struct point cursor_pnt, *pnt=&cursor_pnt;
1980 struct tracking *tracking=NULL;
1981 enum projection pro=transform_get_projection(this_->trans);
1983 int (*get_attr)(void *, enum attr_type, struct attr *, struct attr_iter *);
1987 if (this_->ready != 3) {
1988 profile(0,"return 1\n");
1991 navit_layout_switch(this_);
1992 if (this_->vehicle == nv && this_->tracking_flag)
1993 tracking=this_->tracking;
1995 tracking_update(tracking, nv->vehicle, this_->vehicleprofile, pro);
1996 attr_object=tracking;
1997 get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))tracking_get_attr;
1999 attr_object=nv->vehicle;
2000 get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))vehicle_get_attr;
2002 if (get_attr(attr_object, attr_position_valid, &attr_valid, NULL))
2003 if (!attr_valid.u.num != attr_position_valid_invalid)
2005 if (! get_attr(attr_object, attr_position_direction, &attr_dir, NULL) ||
2006 ! get_attr(attr_object, attr_position_speed, &attr_speed, NULL) ||
2007 ! get_attr(attr_object, attr_position_coord_geo, &attr_pos, NULL)) {
2008 profile(0,"return 2\n");
2011 nv->dir=*attr_dir.u.numd;
2012 nv->speed=*attr_speed.u.numd;
2013 transform_from_geo(pro, attr_pos.u.coord_geo, &nv->coord);
2014 if (nv != this_->vehicle) {
2015 navit_vehicle_draw(this_, nv, NULL);
2016 profile(0,"return 3\n");
2019 cursor_pc.x = nv->coord.x;
2020 cursor_pc.y = nv->coord.y;
2021 cursor_pc.pro = pro;
2024 route_set_position_from_tracking(this_->route, tracking, pro);
2026 route_set_position(this_->route, &cursor_pc);
2028 callback_list_call_attr_0(this_->attr_cbl, attr_position);
2029 navit_textfile_debug_log(this_, "type=trackpoint_tracked");
2030 if (this_->gui && nv->speed > 2)
2031 gui_disable_suspend(this_->gui);
2033 transform(this_->trans, pro, &nv->coord, &cursor_pnt, 1, 0, 0, NULL);
2034 if (this_->button_pressed != 1 && this_->follow_cursor && nv->follow_curr <= nv->follow &&
2035 (nv->follow_curr == 1 || !transform_within_border(this_->trans, &cursor_pnt, border)))
2036 navit_set_center_cursor(this_);
2038 navit_vehicle_draw(this_, nv, pnt);
2040 if (nv->follow_curr > 1)
2043 nv->follow_curr=nv->follow;
2044 callback_list_call_attr_2(this_->attr_cbl, attr_position_coord_geo, this_, nv->vehicle);
2046 /* Finally, if we reached our destination, stop navigation. */
2047 if (this_->route && route_destination_reached(this_->route)) {
2048 navit_set_destination(this_, NULL, NULL, 0);
2050 profile(0,"return 5\n");
2054 * Set the position of the vehicle
2056 * @param navit The navit instance
2057 * @param c The coordinate to set as position
2062 navit_set_position(struct navit *this_, struct pcoord *c)
2065 route_set_position(this_->route, c);
2066 callback_list_call_attr_0(this_->attr_cbl, attr_position);
2068 if (this_->ready == 3)
2073 navit_set_vehicleprofile(struct navit *this_, char *name)
2077 l=this_->vehicleprofiles;
2079 if (vehicleprofile_get_attr(l->data, attr_name, &attr, NULL)) {
2080 if (!strcmp(attr.u.str, name)) {
2081 this_->vehicleprofile=l->data;
2083 route_set_profile(this_->route, this_->vehicleprofile);
2093 navit_set_vehicle(struct navit *this_, struct navit_vehicle *nv)
2097 if (nv && vehicle_get_attr(nv->vehicle, attr_profilename, &attr, NULL)) {
2098 if (navit_set_vehicleprofile(this_, attr.u.str))
2101 navit_set_vehicleprofile(this_,"car");
2105 * Register a new vehicle
2107 * @param navit The navit instance
2108 * @param v The vehicle instance
2109 * @returns 1 for success
2112 navit_add_vehicle(struct navit *this_, struct vehicle *v)
2114 struct navit_vehicle *nv=g_new0(struct navit_vehicle, 1);
2115 struct attr follow, active, animate;
2120 nv->animate_cursor=0;
2121 if ((vehicle_get_attr(v, attr_follow, &follow, NULL)))
2122 nv->follow=nv->follow=follow.u.num;
2123 nv->follow_curr=nv->follow;
2124 this_->vehicles=g_list_append(this_->vehicles, nv);
2125 if ((vehicle_get_attr(v, attr_active, &active, NULL)) && active.u.num)
2126 navit_set_vehicle(this_, nv);
2127 if ((vehicle_get_attr(v, attr_animate, &animate, NULL)))
2128 nv->animate_cursor=animate.u.num;
2129 nv->callback.type=attr_callback;
2130 nv->callback.u.callback=callback_new_attr_2(callback_cast(navit_vehicle_update), attr_position_coord_geo, this_, nv);
2131 vehicle_add_attr(nv->vehicle, &nv->callback);
2132 vehicle_set_attr(nv->vehicle, &this_->self);
2140 navit_get_gui(struct navit *this_)
2145 struct transformation *
2146 navit_get_trans(struct navit *this_)
2148 return this_->trans;
2152 navit_get_route(struct navit *this_)
2154 return this_->route;
2158 navit_get_navigation(struct navit *this_)
2160 return this_->navigation;
2163 struct displaylist *
2164 navit_get_displaylist(struct navit *this_)
2166 return this_->displaylist;
2170 navit_layout_switch(struct navit *n)
2174 struct attr iso8601_attr,geo_attr,valid_attr,layout_attr;
2175 double trise,tset,trise_actual;
2177 int year, month, day;
2179 if (navit_get_attr(n,attr_layout,&layout_attr,NULL)!=1) {
2180 return; //No layout - nothing to switch
2184 l=layout_attr.u.layout;
2186 if (l->dayname || l->nightname) {
2187 //Ok, we know that we have profile to switch
2189 //Check that we aren't calculating too fast
2190 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_time_iso8601,&iso8601_attr,NULL)==1) {
2191 currTs=iso8601_to_secs(iso8601_attr.u.str);
2192 dbg(1,"currTs: %u:%u\n",currTs%86400/3600,((currTs%86400)%3600)/60);
2194 if (currTs-(n->prevTs)<60) {
2195 //We've have to wait a little
2198 if (sscanf(iso8601_attr.u.str,"%d-%02d-%02dT",&year,&month,&day) != 3)
2200 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_coord_geo,&geo_attr,NULL)!=1) {
2201 //No position - no sun
2204 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_valid, &valid_attr,NULL) && valid_attr.u.num==attr_position_valid_invalid) {
2205 return; //No valid fix yet
2208 //We calculate sunrise anyway, cause it is needed both for day and for night
2209 if (__sunriset__(year,month,day,geo_attr.u.coord_geo->lat,geo_attr.u.coord_geo->lng,35,1,&trise,&tset)!=0) {
2210 //near the pole sun never rises/sets, so we should never switch profiles
2216 dbg(1,"trise: %u:%u\n",HOURS(trise),MINUTES(trise));
2219 if ((HOURS(trise)*60+MINUTES(trise)==(currTs%86400)/60) ||
2220 (n->prevTs==0 && ((HOURS(trise)*60+MINUTES(trise)<(currTs%86400)/60)))) {
2221 //The sun is rising now!
2222 if (strcmp(l->name,l->dayname)) {
2223 navit_set_layout_by_name(n,l->dayname);
2228 if (__sunriset__(year,month,day,geo_attr.u.coord_geo->lat,geo_attr.u.coord_geo->lng,-24,0,&trise,&tset)!=0) {
2229 //near the pole sun never rises/sets, so we should never switch profiles
2233 dbg(1,"tset: %u:%u\n",HOURS(tset),MINUTES(tset));
2234 if (HOURS(tset)*60+MINUTES(tset)==((currTs%86400)/60)
2235 || (n->prevTs==0 && (((HOURS(tset)*60+MINUTES(tset)<(currTs%86400)/60)) ||
2236 ((HOURS(trise_actual)*60+MINUTES(trise_actual)>(currTs%86400)/60))))) {
2238 if (strcmp(l->name,l->nightname)) {
2239 navit_set_layout_by_name(n,l->nightname);
2249 navit_set_vehicle_by_name(struct navit *n,const char *name)
2252 struct attr_iter *iter;
2253 struct attr vehicle_attr, name_attr;
2255 iter=navit_attr_iter_new();
2257 while (navit_get_attr(n,attr_vehicle,&vehicle_attr,iter)) {
2258 v=vehicle_attr.u.vehicle;
2259 vehicle_get_attr(v,attr_name,&name_attr,NULL);
2260 if (name_attr.type==attr_name) {
2261 if (!strcmp(name,name_attr.u.str)) {
2262 navit_set_attr(n,&vehicle_attr);
2263 navit_attr_iter_destroy(iter);
2268 navit_attr_iter_destroy(iter);
2273 navit_set_layout_by_name(struct navit *n,const char *name)
2276 struct attr_iter iter;
2277 struct attr layout_attr;
2281 if (navit_get_attr(n,attr_layout,&layout_attr,&iter)!=1) {
2282 return 0; //No layouts - nothing to do
2284 if (iter.u.list==NULL) {
2288 iter.u.list=g_list_first(iter.u.list);
2290 while(iter.u.list) {
2291 l=(struct layout*)iter.u.list->data;
2292 if (!strcmp(name,l->name)) {
2293 layout_attr.u.layout=l;
2294 layout_attr.type=attr_layout;
2295 navit_set_attr(n,&layout_attr);
2296 iter.u.list=g_list_first(iter.u.list);
2299 iter.u.list=g_list_next(iter.u.list);
2302 iter.u.list=g_list_first(iter.u.list);
2307 navit_block(struct navit *this_, int block)
2310 this_->blocked |= 1;
2311 if (graphics_draw_cancel(this_->gra, this_->displaylist))
2312 this_->blocked |= 2;
2315 if (this_->blocked & 2) {
2325 navit_destroy(struct navit *this_)
2327 /* TODO: destroy objects contained in this_ */
2329 vehicle_destroy(this_->vehicle->vehicle);
2330 if (this_->bookmarks) {
2331 char *center_file = bookmarks_get_center_file(TRUE);
2332 bookmarks_write_center_to_file(this_->bookmarks, center_file);
2333 g_free(center_file);
2334 bookmarks_destroy(this_->bookmarks);
2336 callback_destroy(this_->nav_speech_cb);
2337 callback_destroy(this_->roadbook_callback);
2338 callback_destroy(this_->popup_callback);
2339 callback_destroy(this_->motion_timeout_callback);
2341 graphics_remove_callback(this_->gra, this_->resize_callback);
2342 callback_destroy(this_->resize_callback);
2344 graphics_remove_callback(this_->gra, this_->button_callback);
2345 callback_destroy(this_->button_callback);
2347 graphics_remove_callback(this_->gra, this_->motion_callback);
2348 callback_destroy(this_->motion_callback);