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.
20 #define _USE_MATH_DEFINES 1
38 #include "projection.h"
44 #include "transform.h"
49 #include "data_window.h"
51 #include "navigation.h"
62 #include "navit_nls.h"
66 #include "vehicleprofile.h"
68 #include "bookmarks.h"
71 * @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
75 //! The navit_vehicule
76 struct navit_vehicle {
78 /*! Limit of the follow counter. See navit_add_vehicle */
80 /*! Deprecated : follow counter itself. When it reaches 'update' counts, map is recentered*/
84 struct coord last; /*< Position of the last update of this vehicle */
85 struct vehicle *vehicle;
95 struct layout *layout_current;
97 struct action *action;
98 struct transformation *trans, *trans_cursor;
99 struct compass *compass;
101 struct navigation *navigation;
102 struct speech *speech;
103 struct tracking *tracking;
106 struct displaylist *displaylist;
109 int recentdest_count;
110 int osd_configuration;
112 GList *windows_items;
113 struct navit_vehicle *vehicle;
114 struct callback_list *attr_cbl;
115 struct callback *nav_speech_cb, *roadbook_callback, *popup_callback, *route_cb, *progress_cb;
116 struct datawindow *roadbook_window;
117 struct map *former_destination;
118 struct point pressed, last, current;
119 int button_pressed,moved,popped,zoomed;
124 struct event_timeout *button_timeout, *motion_timeout;
125 struct callback *motion_timeout_callback;
127 int ignore_graphics_events;
128 struct log *textfile_debug_log;
129 struct pcoord destination;
130 int destination_valid;
135 struct messagelist *messages;
136 struct callback *resize_callback,*button_callback,*motion_callback,*predraw_callback;
137 struct vehicleprofile *vehicleprofile;
138 GList *vehicleprofiles;
143 int zoom_min, zoom_max;
145 struct bookmarks *bookmarks;
147 /* 1=No graphics ok */
152 struct gui *main_loop_gui;
157 struct mapset_handle *mapset_handle;
161 static void navit_vehicle_update(struct navit *this_, struct navit_vehicle *nv);
162 static void navit_vehicle_draw(struct navit *this_, struct navit_vehicle *nv, struct point *pnt);
163 static int navit_add_vehicle(struct navit *this_, struct vehicle *v);
164 static int navit_set_attr_do(struct navit *this_, struct attr *attr, int init);
165 static int navit_get_cursor_pnt(struct navit *this_, struct point *p, int keep_orientation, int *dir);
166 static void navit_set_cursors(struct navit *this_);
167 static void navit_cmd_zoom_to_route(struct navit *this);
168 static void navit_cmd_set_center_cursor(struct navit *this_);
169 static void navit_cmd_announcer_toggle(struct navit *this_);
170 static void navit_set_vehicle(struct navit *this_, struct navit_vehicle *nv);
172 struct navit *global_navit;
175 navit_add_mapset(struct navit *this_, struct mapset *ms)
177 this_->mapsets = g_list_append(this_->mapsets, ms);
181 navit_get_mapset(struct navit *this_)
184 return this_->mapsets->data;
186 dbg(0,"No mapsets enabled! Is it on purpose? Navit can't draw a map. Please check your navit.xml\n");
192 navit_get_tracking(struct navit *this_)
194 return this_->tracking;
198 * @brief Get the user data directory.
199 * @param[in] create - create the directory if it does not exist
201 * @return char * to the data directory string.
203 * returns the directory used to store user data files (center.txt,
204 * destination.txt, bookmark.txt, ...)
208 navit_get_user_data_directory(int create) {
210 dir = getenv("NAVIT_USER_DATADIR");
211 if (create && !file_exists(dir)) {
212 dbg(0,"creating dir %s\n", dir);
213 if (file_mkdir(dir,0)) {
214 dbg(0,"failed creating dir %s\n", dir);
219 } /* end: navit_get_user_data_directory(gboolean create) */
223 navit_draw_async(struct navit *this_, int async)
226 if (this_->blocked) {
230 transform_setup_source_rect(this_->trans);
231 graphics_draw(this_->gra, this_->displaylist, this_->mapsets->data, this_->trans, this_->layout_current, async, NULL, this_->graphics_flags|1);
235 navit_draw(struct navit *this_)
237 if (this_->ready == 3)
238 navit_draw_async(this_, 0);
242 navit_get_ready(struct navit *this_)
250 navit_draw_displaylist(struct navit *this_)
252 if (this_->ready == 3)
253 graphics_displaylist_draw(this_->gra, this_->displaylist, this_->trans, this_->layout_current, this_->graphics_flags|1);
257 navit_map_progress(struct navit *this_)
261 struct mapset_handle *msh;
264 if (this_->ready != 3)
269 ms=this_->mapsets->data;
271 while (msh && (map=mapset_next(msh, 0))) {
272 if (map_get_attr(map, attr_progress, &attr, NULL)) {
273 char *str=g_strdup_printf("%s ",attr.u.str);
274 graphics_draw_mode(this_->gra, draw_mode_begin);
275 graphics_draw_text_std(this_->gra, 16, str, &p);
278 graphics_draw_mode(this_->gra, draw_mode_end);
285 navit_redraw_route(struct navit *this_, struct route *route, struct attr *attr)
288 if (attr->type != attr_route_status)
291 if (this_->ready != 3)
293 if (updated != route_status_path_done_new)
295 if (this_->vehicle) {
296 if (this_->vehicle->follow_curr == 1)
298 if (this_->vehicle->follow_curr <= this_->vehicle->follow)
299 this_->vehicle->follow_curr=this_->vehicle->follow;
305 navit_handle_resize(struct navit *this_, int w, int h)
307 struct map_selection sel;
308 int callback=(this_->ready == 1);
310 memset(&sel, 0, sizeof(sel));
315 transform_set_screen_selection(this_->trans, &sel);
316 graphics_init(this_->gra);
317 graphics_set_rect(this_->gra, &sel.u.p_rect);
319 callback_list_call_attr_1(this_->attr_cbl, attr_graphics_ready, this_);
320 if (this_->ready == 3)
321 navit_draw_async(this_, 1);
325 navit_resize(void *data, int w, int h)
327 struct navit *this=data;
328 if (!this->ignore_graphics_events)
329 navit_handle_resize(this, w, h);
333 navit_get_width(struct navit *this_)
340 navit_get_height(struct navit *this_)
346 navit_popup(void *data)
348 struct navit *this_=data;
349 popup(this_, 1, &this_->pressed);
350 this_->button_timeout=NULL;
356 navit_ignore_button(struct navit *this_)
358 if (this_->ignore_button)
360 this_->ignore_button=1;
365 navit_ignore_graphics_events(struct navit *this_, int ignore)
367 this_->ignore_graphics_events=ignore;
371 update_transformation(struct transformation *tr, struct point *old, struct point *new, struct point *rot)
376 double angleo,anglen;
378 if (!transform_reverse(tr, old, &co))
381 angleo=atan2(old->y-rot->y, old->x-rot->x)*180/M_PI;
382 anglen=atan2(new->y-rot->y, new->x-rot->x)*180/M_PI;
383 yaw=transform_get_yaw(tr)+angleo-anglen;
384 transform_set_yaw(tr, yaw % 360);
386 if (!transform_reverse(tr, new, &cn))
388 cp=transform_get_center(tr);
391 dbg(1,"from 0x%x,0x%x to 0x%x,0x%x\n", cp->x, cp->y, c.x, c.y);
392 transform_set_center(tr, &c);
396 navit_set_timeout(struct navit *this_)
399 follow.type=attr_follow;
400 follow.u.num=this_->center_timeout;
401 navit_set_attr(this_, &follow);
405 navit_handle_button(struct navit *this_, int pressed, int button, struct point *p, struct callback *popup_callback)
409 dbg(1,"enter %d %d (ignore %d)\n",pressed,button,this_->ignore_button);
410 callback_list_call_attr_4(this_->attr_cbl, attr_button, this_, GINT_TO_POINTER(pressed), GINT_TO_POINTER(button), p);
411 if (this_->ignore_button) {
412 this_->ignore_button=0;
420 this_->button_pressed=1;
424 this_->button_timeout=event_add_timeout(500, 0, popup_callback);
427 navit_set_center_screen(this_, p, 1);
429 popup(this_, button, p);
430 if (button == 4 && this_->use_mousewheel) {
432 navit_zoom_in(this_, 2, p);
434 if (button == 5 && this_->use_mousewheel) {
436 navit_zoom_out(this_, 2, p);
440 this_->button_pressed=0;
441 if (this_->button_timeout) {
442 event_remove_timeout(this_->button_timeout);
443 this_->button_timeout=NULL;
444 if (! this_->moved && ! transform_within_border(this_->trans, p, border)) {
445 navit_set_center_screen(this_, p, !this_->zoomed);
448 if (this_->motion_timeout) {
449 event_remove_timeout(this_->motion_timeout);
450 this_->motion_timeout=NULL;
457 update_transformation(this_->trans, &this_->pressed, p, &pr);
459 update_transformation(this_->trans, &this_->pressed, p, NULL);
461 graphics_draw_drag(this_->gra, NULL);
462 transform_copy(this_->trans, this_->trans_cursor);
463 graphics_overlay_disable(this_->gra, 0);
465 navit_set_timeout(this_);
474 navit_button(void *data, int pressed, int button, struct point *p)
476 struct navit *this=data;
477 dbg(1,"enter %d %d ignore %d\n",pressed,button,this->ignore_graphics_events);
478 if (!this->ignore_graphics_events) {
479 if (! this->popup_callback)
480 this->popup_callback=callback_new_1(callback_cast(navit_popup), this);
481 navit_handle_button(this, pressed, button, p, this->popup_callback);
487 navit_motion_timeout(struct navit *this_)
491 if (this_->drag_bitmap) {
493 point.x=(this_->current.x-this_->pressed.x);
494 point.y=(this_->current.y-this_->pressed.y);
495 if (graphics_draw_drag(this_->gra, &point)) {
496 graphics_overlay_disable(this_->gra, 1);
497 graphics_draw_mode(this_->gra, draw_mode_end);
499 this_->motion_timeout=NULL;
503 dx=(this_->current.x-this_->last.x);
504 dy=(this_->current.y-this_->last.y);
506 struct transformation *tr;
508 this_->last=this_->current;
509 graphics_overlay_disable(this_->gra, 1);
510 tr=transform_dup(this_->trans);
514 update_transformation(tr, &this_->pressed, &this_->current, &pr);
516 update_transformation(tr, &this_->pressed, &this_->current, NULL);
519 graphics_displaylist_move(this_->displaylist, dx, dy);
521 graphics_draw_cancel(this_->gra, this_->displaylist);
522 graphics_displaylist_draw(this_->gra, this_->displaylist, tr, this_->layout_current, this_->graphics_flags);
523 transform_destroy(tr);
526 this_->motion_timeout=NULL;
531 navit_handle_motion(struct navit *this_, struct point *p)
535 if (this_->button_pressed && !this_->popped) {
536 dx=(p->x-this_->pressed.x);
537 dy=(p->y-this_->pressed.y);
538 if (dx < -8 || dx > 8 || dy < -8 || dy > 8) {
540 if (this_->button_timeout) {
541 event_remove_timeout(this_->button_timeout);
542 this_->button_timeout=NULL;
545 if (! this_->motion_timeout_callback)
546 this_->motion_timeout_callback=callback_new_1(callback_cast(navit_motion_timeout), this_);
547 if (! this_->motion_timeout)
548 this_->motion_timeout=event_add_timeout(100, 0, this_->motion_timeout_callback);
554 navit_motion(void *data, struct point *p)
556 struct navit *this=data;
557 if (!this->ignore_graphics_events)
558 navit_handle_motion(this, p);
562 navit_predraw(struct navit *this_)
565 struct navit_vehicle *nv;
566 transform_copy(this_->trans, this_->trans_cursor);
570 navit_vehicle_draw(this_, nv, NULL);
576 navit_scale(struct navit *this_, long scale, struct point *p, int draw)
578 struct coord c1, c2, *center;
579 if (scale < this_->zoom_min)
580 scale=this_->zoom_min;
581 if (scale > this_->zoom_max)
582 scale=this_->zoom_max;
584 transform_reverse(this_->trans, p, &c1);
585 transform_set_scale(this_->trans, scale);
587 transform_reverse(this_->trans, p, &c2);
588 center = transform_center(this_->trans);
589 center->x += c1.x - c2.x;
590 center->y += c1.y - c2.y;
597 * @brief Automatically adjusts zoom level
599 * This function automatically adjusts the current
600 * zoom level according to the current speed.
602 * @param this_ The navit struct
603 * @param center The "immovable" point - i.e. the vehicles position if we're centering on the vehicle
604 * @param speed The vehicles speed in meters per second
605 * @param dir The direction into which the vehicle moves
608 navit_autozoom(struct navit *this_, struct coord *center, int speed, int draw)
615 if (! this_->autozoom_active) {
619 distance = speed * this_->autozoom_secs;
621 transform_get_size(this_->trans, &w, &h);
622 transform(this_->trans, transform_get_projection(this_->trans), center, &pc, 1, 0, 0, NULL);
623 scale = transform_get_scale(this_->trans);
625 /* We make sure that the point we want to see is within a certain range
626 * around the vehicle. The radius of this circle is the size of the
627 * screen. This doesn't necessarily mean the point is visible because of
628 * perspective etc. Quite rough, but should be enough. */
631 new_scale = (double)distance / h * 16;
633 new_scale = (double)distance / w * 16;
636 if (abs(new_scale - scale) < 2) {
640 if (new_scale >= this_->autozoom_min) {
641 navit_scale(this_, (long)new_scale, &pc, 0);
643 if (scale != this_->autozoom_min) {
644 navit_scale(this_, this_->autozoom_min, &pc, 0);
650 * Change the current zoom level, zooming closer to the ground
652 * @param navit The navit instance
653 * @param factor The zoom factor, usually 2
654 * @param p The invariant point (if set to NULL, default to center)
658 navit_zoom_in(struct navit *this_, int factor, struct point *p)
660 long scale=transform_get_scale(this_->trans)/factor;
663 navit_scale(this_, scale, p, 1);
667 * Change the current zoom level
669 * @param navit The navit instance
670 * @param factor The zoom factor, usually 2
671 * @param p The invariant point (if set to NULL, default to center)
675 navit_zoom_out(struct navit *this_, int factor, struct point *p)
677 long scale=transform_get_scale(this_->trans)*factor;
678 navit_scale(this_, scale, p, 1);
682 navit_zoom_in_cursor(struct navit *this_, int factor)
685 if (this_->vehicle && this_->vehicle->follow_curr <= 1 && navit_get_cursor_pnt(this_, &p, 0, NULL)) {
686 navit_zoom_in(this_, factor, &p);
687 this_->vehicle->follow_curr=this_->vehicle->follow;
689 navit_zoom_in(this_, factor, NULL);
693 navit_zoom_out_cursor(struct navit *this_, int factor)
696 if (this_->vehicle && this_->vehicle->follow_curr <= 1 && navit_get_cursor_pnt(this_, &p, 0, NULL)) {
697 navit_zoom_out(this_, 2, &p);
698 this_->vehicle->follow_curr=this_->vehicle->follow;
700 navit_zoom_out(this_, 2, NULL);
704 navit_cmd_zoom_in(struct navit *this_)
706 navit_zoom_in_cursor(this_, 2);
711 navit_cmd_zoom_out(struct navit *this_)
713 navit_zoom_out_cursor(this_, 2);
719 navit_cmd_say(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
721 if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str)
722 navit_say(this, in[0]->u.str);
725 static GHashTable *cmd_int_var_hash = NULL;
728 * Store key value pair for the command system
730 * @param navit The navit instance
731 * @param function unused (needed to match command function signiture)
732 * @param in input attributes in[0] is the key string, in[1] is the integer value to store
733 * @param out output attributes, unused
734 * @param valid unused
738 navit_cmd_set_int_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
740 if(!cmd_int_var_hash) {
741 cmd_int_var_hash = g_hash_table_new(g_str_hash, g_str_equal);
744 if ( (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) &&
745 (in && in[1] && ATTR_IS_NUMERIC(in[1]->type))) {
747 struct attr*val = g_new(struct attr,1);
748 attr_dup_content(in[1],val);
749 key = g_strdup(in[0]->u.str);
750 g_hash_table_insert(cmd_int_var_hash, key, val);
755 * command to toggle the active state of a named layer of the current layout
757 * @param navit The navit instance
758 * @param function unused (needed to match command function signiture)
759 * @param in input attribute in[0] is the name of the layer
760 * @param out output unused
761 * @param valid unused
765 navit_cmd_toggle_layer(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
767 if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
768 if(this->layout_current && this->layout_current->layers) {
769 GList* layers = this->layout_current->layers;
771 struct layer*l=layers->data;
772 if(l && !strcmp(l->name,in[0]->u.str) ) {
777 layers=g_list_next(layers);
785 * Get value given a key string for the command system
787 * @param navit The navit instance
788 * @param function unused (needed to match command function signiture)
789 * @param in input attribute in[0] is the key string
790 * @param out output attribute, the value for the given key string if exists or 0
791 * @param valid unused
795 navit_cmd_get_int_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
797 struct attr **list = g_new0(struct attr *,2);
798 if(!cmd_int_var_hash) {
799 struct attr*val = g_new0(struct attr,1);
800 val->type = attr_type_int_begin;
804 if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
805 struct attr*ret = g_hash_table_lookup(cmd_int_var_hash, in[0]->u.str);
810 struct attr*val = g_new0(struct attr,1);
811 val->type = attr_type_int_begin;
820 GList *cmd_int_var_stack = NULL;
823 * Push an integer to the stack for the command system
825 * @param navit The navit instance
826 * @param function unused (needed to match command function signiture)
827 * @param in input attribute in[0] is the integer attibute to push
828 * @param out output attributes, unused
829 * @param valid unused
833 navit_cmd_push_int(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
835 if (in && in[0] && ATTR_IS_NUMERIC(in[0]->type)) {
836 struct attr*val = g_new(struct attr,1);
837 attr_dup_content(in[0],val);
838 cmd_int_var_stack = g_list_prepend(cmd_int_var_stack, val);
843 * Pop an integer from the command system's integer stack
845 * @param navit The navit instance
846 * @param function unused (needed to match command function signiture)
847 * @param in input attributes unused
848 * @param out output attribute, the value popped if stack isn't empty or 0
849 * @param valid unused
853 navit_cmd_pop_int(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
855 struct attr **list = g_new0(struct attr *,2);
856 if(!cmd_int_var_stack) {
857 struct attr*val = g_new0(struct attr,1);
858 val->type = attr_type_int_begin;
863 list[0] = cmd_int_var_stack->data;
864 cmd_int_var_stack = g_list_remove_link(cmd_int_var_stack,cmd_int_var_stack);
871 * Get current size of command system's integer stack
873 * @param navit The navit instance
874 * @param function unused (needed to match command function signiture)
875 * @param in input attributes unused
876 * @param out output attribute, the size of stack
877 * @param valid unused
881 navit_cmd_int_stack_size(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
884 struct attr *attr = g_new0(struct attr ,1);
885 attr->type = attr_type_int_begin;
886 if(!cmd_int_var_stack) {
890 attr->u.num = g_list_length(cmd_int_var_stack);
892 list = g_new0(struct attr *,2);
896 cmd_int_var_stack = g_list_remove_link(cmd_int_var_stack,cmd_int_var_stack);
900 navit_cmd_set_destination(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
903 char *description=NULL;
908 pc.pro = transform_get_projection(this->trans);
909 if (ATTR_IS_COORD(in[0]->type)) {
910 pc.x=in[0]->u.coord->x;
911 pc.y=in[0]->u.coord->y;
913 } else if (ATTR_IS_PCOORD(in[0]->type)) {
916 } else if (in[1] && in[2] && ATTR_IS_INT(in[0]->type) && ATTR_IS_INT(in[1]->type) && ATTR_IS_INT(in[2]->type)) {
921 } else if (in[1] && ATTR_IS_INT(in[0]->type) && ATTR_IS_INT(in[1]->type)) {
927 if (in[0] && ATTR_IS_STRING(in[0]->type))
928 description=in[0]->u.str;
929 navit_set_destination(this, &pc, description, 1);
933 navit_cmd_fmt_coordinates(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
936 attr.type=attr_type_string_begin;
939 *out=attr_generic_add_attr(*out, &attr);
943 static struct command_table commands[] = {
944 {"zoom_in",command_cast(navit_cmd_zoom_in)},
945 {"zoom_out",command_cast(navit_cmd_zoom_out)},
946 {"zoom_to_route",command_cast(navit_cmd_zoom_to_route)},
947 {"say",command_cast(navit_cmd_say)},
948 {"set_center_cursor",command_cast(navit_cmd_set_center_cursor)},
949 {"set_destination",command_cast(navit_cmd_set_destination)},
950 {"announcer_toggle",command_cast(navit_cmd_announcer_toggle)},
951 {"fmt_coordinates",command_cast(navit_cmd_fmt_coordinates)},
952 {"set_int_var",command_cast(navit_cmd_set_int_var)},
953 {"get_int_var",command_cast(navit_cmd_get_int_var)},
954 {"push_int",command_cast(navit_cmd_push_int)},
955 {"pop_int",command_cast(navit_cmd_pop_int)},
956 {"int_stack_size",command_cast(navit_cmd_int_stack_size)},
957 {"toggle_layer",command_cast(navit_cmd_toggle_layer)},
961 navit_command_add_table(struct navit*this_, struct command_table *commands, int count)
963 command_add_table(this_->attr_cbl, commands, count, this_);
967 navit_new(struct attr *parent, struct attr **attrs)
969 struct navit *this_=g_new0(struct navit, 1);
970 struct pcoord center;
973 enum projection pro=projection_mg;
978 this_->self.type=attr_navit;
979 this_->self.u.navit=this_;
980 this_->attr_cbl=callback_list_new();
982 this_->orientation=-1;
983 this_->tracking_flag=1;
984 this_->recentdest_count=10;
985 this_->osd_configuration=-1;
987 this_->center_timeout = 10;
988 this_->use_mousewheel = 1;
989 this_->autozoom_secs = 10;
990 this_->autozoom_min = 7;
991 this_->autozoom_active = 0;
993 this_->zoom_max = 2097152;
994 this_->follow_cursor = 1;
998 this_->trans = transform_new();
999 this_->trans_cursor = transform_new();
1000 transform_from_geo(pro, &g, &co);
1005 transform_setup(this_->trans, ¢er, zoom, (this_->orientation != -1) ? this_->orientation : 0);
1007 this_->bookmarks=bookmarks_new(&this_->self, NULL, this_->trans);
1011 for (;*attrs; attrs++) {
1012 navit_set_attr_do(this_, *attrs, 1);
1014 this_->displaylist=graphics_displaylist_new();
1015 command_add_table(this_->attr_cbl, commands, sizeof(commands)/sizeof(struct command_table), this_);
1017 this_->messages = messagelist_new(attrs);
1023 navit_set_gui(struct navit *this_, struct gui *gui)
1028 if (gui_has_main_loop(this_->gui)) {
1029 if (! main_loop_gui) {
1030 main_loop_gui=this_->gui;
1032 dbg(0,"gui with main loop already active, ignoring this instance");
1040 navit_add_message(struct navit *this_, char *message)
1042 message_new(this_->messages, message);
1046 *navit_get_messages(struct navit *this_)
1048 return message_get(this_->messages);
1052 navit_set_graphics(struct navit *this_, struct graphics *gra)
1057 this_->resize_callback=callback_new_attr_1(callback_cast(navit_resize), attr_resize, this_);
1058 graphics_add_callback(gra, this_->resize_callback);
1059 this_->button_callback=callback_new_attr_1(callback_cast(navit_button), attr_button, this_);
1060 graphics_add_callback(gra, this_->button_callback);
1061 this_->motion_callback=callback_new_attr_1(callback_cast(navit_motion), attr_motion, this_);
1062 graphics_add_callback(gra, this_->motion_callback);
1063 this_->predraw_callback=callback_new_attr_1(callback_cast(navit_predraw), attr_predraw, this_);
1064 graphics_add_callback(gra, this_->predraw_callback);
1069 navit_get_graphics(struct navit *this_)
1074 struct vehicleprofile *
1075 navit_get_vehicleprofile(struct navit *this_)
1077 return this_->vehicleprofile;
1081 navit_get_vehicleprofiles(struct navit *this_)
1083 return this_->vehicleprofiles;
1087 navit_projection_set(struct navit *this_, enum projection pro, int draw)
1092 c=transform_center(this_->trans);
1093 transform_to_geo(transform_get_projection(this_->trans), c, &g);
1094 transform_set_projection(this_->trans, pro);
1095 transform_from_geo(pro, &g, c);
1101 * Start the route computing to a given set of coordinates
1103 * @param navit The navit instance
1104 * @param c The coordinate to start routing to
1105 * @param description A label which allows the user to later identify this destination in the former destinations selection
1109 navit_set_destination(struct navit *this_, struct pcoord *c, const char *description, int async)
1111 char *destination_file;
1113 this_->destination=*c;
1114 this_->destination_valid=1;
1116 dbg(1, "navit->navit_set_destination %i\n", c->x);
1117 dbg(1, "navit->navit_set_destination %i\n", c->y);
1120 this_->destination_valid=0;
1121 destination_file = bookmarks_get_destination_file(TRUE);
1122 bookmarks_append_coord(this_->bookmarks, destination_file, c, 1, "former_destination", description, NULL, this_->recentdest_count);
1123 g_free(destination_file);
1124 callback_list_call_attr_0(this_->attr_cbl, attr_destination);
1126 route_set_destination(this_->route, c, async);
1128 if (this_->ready == 3)
1134 * Start the route computing to a given set of coordinates including waypoints
1136 * @param navit The navit instance
1137 * @param c The coordinate to start routing to
1138 * @param description A label which allows the user to later identify this destination in the former destinations selection
1142 navit_set_destinations(struct navit *this_, struct pcoord *c, int count, const char *description, int async)
1144 char *destination_file;
1146 this_->destination=c[count-1];
1147 this_->destination_valid=1;
1149 this_->destination_valid=0;
1150 destination_file = bookmarks_get_destination_file(TRUE);
1151 bookmarks_append_coord(this_->bookmarks, destination_file, c, count, "former_itinerary", description, NULL, this_->recentdest_count);
1152 g_free(destination_file);
1153 callback_list_call_attr_0(this_->attr_cbl, attr_destination);
1155 route_set_destinations(this_->route, c, count, async);
1157 if (this_->ready == 3)
1163 * @brief Checks if a route is calculated
1165 * This function checks if a route is calculated.
1167 * @param this_ The navit struct whose route should be checked.
1168 * @return True if the route is set, false otherwise.
1171 navit_check_route(struct navit *this_)
1174 return route_get_path_set(this_->route);
1181 navit_former_destinations_active(struct navit *this_)
1183 char *destination_file = bookmarks_get_destination_file(FALSE);
1187 f=fopen(destination_file,"r");
1189 if(!fseek(f, -2, SEEK_END) && fread(buffer, 2, 1, f) == 1 && (buffer[0]!='\n' || buffer[1]!='\n'))
1193 g_free(destination_file);
1198 navit_add_former_destinations_from_file(struct navit *this_)
1200 char *destination_file = bookmarks_get_destination_file(FALSE);
1201 struct attr *attrs[4];
1202 struct map_rect *mr;
1204 int i,valid=0,count=0;
1206 struct pcoord pc[16];
1212 parent.type=attr_navit;
1213 parent.u.navit=this_;
1215 type.type=attr_type;
1216 type.u.str="textfile";
1218 data.type=attr_data;
1219 data.u.str=destination_file;
1221 flags.type=attr_flags;
1224 attrs[0]=&type; attrs[1]=&data; attrs[2]=&flags; attrs[3]=NULL;
1226 this_->former_destination=map_new(&parent, attrs);
1227 g_free(destination_file);
1228 if (!this_->route || !navit_former_destinations_active(this_))
1230 mr=map_rect_new(this_->former_destination, NULL);
1231 while ((item=map_rect_get_item(mr))) {
1232 if ((item->type == type_former_destination || item->type == type_former_itinerary || item->type == type_former_itinerary_part) && (count=item_coord_get(item, c, 16)))
1235 map_rect_destroy(mr);
1236 if (valid && count > 0) {
1237 for (i = 0 ; i < count ; i++) {
1238 pc[i].pro=map_projection(this_->former_destination);
1243 route_set_destination(this_->route, &pc[0], 1);
1245 route_set_destinations(this_->route, pc, count, 1);
1246 this_->destination=pc[count-1];
1247 this_->destination_valid=1;
1253 navit_textfile_debug_log(struct navit *this_, const char *fmt, ...)
1258 if (this_->textfile_debug_log && this_->vehicle) {
1259 str1=g_strdup_vprintf(fmt, ap);
1260 str2=g_strdup_printf("0x%x 0x%x%s%s\n", this_->vehicle->coord.x, this_->vehicle->coord.y, strlen(str1) ? " " : "", str1);
1261 log_write(this_->textfile_debug_log, str2, strlen(str2), 0);
1269 navit_textfile_debug_log_at(struct navit *this_, struct pcoord *pc, const char *fmt, ...)
1274 if (this_->textfile_debug_log && this_->vehicle) {
1275 str1=g_strdup_vprintf(fmt, ap);
1276 str2=g_strdup_printf("0x%x 0x%x%s%s\n", pc->x, pc->y, strlen(str1) ? " " : "", str1);
1277 log_write(this_->textfile_debug_log, str2, strlen(str2), 0);
1285 navit_say(struct navit *this_, char *text)
1288 speech_say(this_->speech, text);
1293 * @brief Toggles the navigation announcer for navit
1294 * @param this_ The navit object
1297 navit_cmd_announcer_toggle(struct navit *this_)
1299 struct attr attr, speechattr;
1301 // search for the speech attribute
1302 if(!navit_get_attr(this_, attr_speech, &speechattr, NULL))
1304 // find out if the corresponding attribute attr_active has been set
1305 if(speech_get_attr(speechattr.u.speech, attr_active, &attr, NULL)) {
1307 attr.u.num = !attr.u.num;
1309 // otherwise disable it because voice is enabled by default
1310 attr.type = attr_active;
1314 // apply the new state
1315 if(!speech_set_attr(speechattr.u.speech, &attr))
1318 // announce that the speech attribute has changed
1319 callback_list_call_attr_0(this_->attr_cbl, attr_speech);
1323 navit_speak(struct navit *this_)
1325 struct navigation *nav=this_->navigation;
1326 struct map *map=NULL;
1327 struct map_rect *mr=NULL;
1331 if (!speech_get_attr(this_->speech, attr_active, &attr, NULL))
1333 dbg(1, "this_.speech->active %i\n", attr.u.num);
1338 map=navigation_get_map(nav);
1340 mr=map_rect_new(map, NULL);
1342 while ((item=map_rect_get_item(mr)) && (item->type == type_nav_position || item->type == type_nav_none));
1343 if (item && item_attr_get(item, attr_navigation_speech, &attr)) {
1344 speech_say(this_->speech, attr.u.str);
1345 navit_add_message(this_, attr.u.str);
1346 navit_textfile_debug_log(this_, "type=announcement label=\"%s\"", attr.u.str);
1348 map_rect_destroy(mr);
1353 navit_window_roadbook_update(struct navit *this_)
1355 struct navigation *nav=this_->navigation;
1356 struct map *map=NULL;
1357 struct map_rect *mr=NULL;
1360 struct param_list param[5];
1364 datawindow_mode(this_->roadbook_window, 1);
1366 map=navigation_get_map(nav);
1368 mr=map_rect_new(map, NULL);
1369 dbg(0,"nav=%p map=%p mr=%p\n", nav, map, mr);
1371 dbg(0,"while loop\n");
1372 while ((item=map_rect_get_item(mr))) {
1373 dbg(0,"item=%p\n", item);
1375 if (item->type != type_nav_position) {
1376 item_attr_get(item, attr_navigation_long, &attr);
1377 if (attr.u.str == NULL) {
1380 dbg(2, "Command='%s'\n", attr.u.str);
1381 param[0].value=g_strdup(attr.u.str);
1383 param[0].value=_("Position");
1384 param[0].name=_("Command");
1386 item_attr_get(item, attr_length, &attr);
1387 dbg(2, "Length=%d\n", attr.u.num);
1388 param[1].name=_("Length");
1390 if ( attr.u.num >= 2000 )
1392 param[1].value=g_strdup_printf("%5.1f %s",(float)attr.u.num / 1000, _("km") );
1396 param[1].value=g_strdup_printf("%7d %s",attr.u.num, _("m"));
1399 item_attr_get(item, attr_time, &attr);
1400 dbg(2, "Time=%d\n", attr.u.num);
1402 param[2].name=_("Time");
1405 param[2].value=g_strdup_printf("%d:%02d:%02d",secs / 60, ( secs / 60 ) % 60 , secs % 60);
1409 param[2].value=g_strdup_printf("%d:%02d",secs / 60, secs % 60);
1412 item_attr_get(item, attr_destination_length, &attr);
1413 dbg(2, "Destlength=%d\n", attr.u.num);
1414 param[3].name=_("Destination Length");
1415 if ( attr.u.num >= 2000 )
1417 param[3].value=g_strdup_printf("%5.1f %s",(float)attr.u.num / 1000, _("km") );
1421 param[3].value=g_strdup_printf("%d %s",attr.u.num, _("m"));
1424 item_attr_get(item, attr_destination_time, &attr);
1425 dbg(2, "Desttime=%d\n", attr.u.num);
1427 param[4].name=_("Destination Time");
1430 param[4].value=g_strdup_printf("%d:%02d:%02d",secs / 3600, (secs / 60 ) % 60 , secs % 60);
1434 param[4].value=g_strdup_printf("%d:%02d",secs / 60, secs % 60);
1436 datawindow_add(this_->roadbook_window, param, 5);
1438 map_rect_destroy(mr);
1440 datawindow_mode(this_->roadbook_window, 0);
1444 navit_window_roadbook_destroy(struct navit *this_)
1447 navigation_unregister_callback(this_->navigation, attr_navigation_long, this_->roadbook_callback);
1448 this_->roadbook_window=NULL;
1449 this_->roadbook_callback=NULL;
1452 navit_window_roadbook_new(struct navit *this_)
1454 if (!this_->gui || this_->roadbook_callback || this_->roadbook_window) {
1458 this_->roadbook_callback=callback_new_1(callback_cast(navit_window_roadbook_update), this_);
1459 navigation_register_callback(this_->navigation, attr_navigation_long, this_->roadbook_callback);
1460 this_->roadbook_window=gui_datawindow_new(this_->gui, _("Roadbook"), NULL, callback_new_1(callback_cast(navit_window_roadbook_destroy), this_));
1461 navit_window_roadbook_update(this_);
1465 navit_init(struct navit *this_)
1472 dbg(2,"enter gui %p graphics %p\n",this_->gui,this_->gra);
1474 if (!this_->gui && !(this_->flags & 2)) {
1476 navit_destroy(this_);
1479 if (!this_->gra && !(this_->flags & 1)) {
1480 dbg(0,"no graphics\n");
1481 navit_destroy(this_);
1484 dbg(2,"Connecting gui to graphics\n");
1485 if (this_->gui && this_->gra && gui_set_graphics(this_->gui, this_->gra)) {
1486 struct attr attr_type_gui, attr_type_graphics;
1487 gui_get_attr(this_->gui, attr_type, &attr_type_gui, NULL);
1488 graphics_get_attr(this_->gra, attr_type, &attr_type_graphics, NULL);
1489 dbg(0,"failed to connect graphics '%s' to gui '%s'\n", attr_type_graphics.u.str, attr_type_gui.u.str);
1490 dbg(0," Please see http://wiki.navit-project.org/index.php/Failed_to_connect_graphics_to_gui\n");
1491 dbg(0," for explanations and solutions\n");
1493 navit_destroy(this_);
1496 if (this_->speech && this_->navigation) {
1498 speech.type=attr_speech;
1499 speech.u.speech=this_->speech;
1500 navigation_set_attr(this_->navigation, &speech);
1502 dbg(2,"Initializing graphics\n");
1503 dbg(2,"Setting Vehicle\n");
1504 navit_set_vehicle(this_, this_->vehicle);
1505 dbg(2,"Adding dynamic maps to mapset %p\n",this_->mapsets);
1506 if (this_->mapsets) {
1507 struct mapset_handle *msh;
1508 ms=this_->mapsets->data;
1509 this_->progress_cb=callback_new_attr_1(callback_cast(navit_map_progress), attr_progress, this_);
1510 msh=mapset_open(ms);
1511 while (msh && (map=mapset_next(msh, 0))) {
1512 map_add_callback(map, this_->progress_cb);
1517 if ((map=route_get_map(this_->route))) {
1519 map_a.type=attr_map;
1521 mapset_add_attr(ms, &map_a);
1523 if ((map=route_get_graph_map(this_->route))) {
1524 struct attr map_a,active;
1525 map_a.type=attr_map;
1527 active.type=attr_active;
1529 mapset_add_attr(ms, &map_a);
1530 map_set_attr(map, &active);
1532 route_set_mapset(this_->route, ms);
1533 route_set_projection(this_->route, transform_get_projection(this_->trans));
1535 if (this_->tracking) {
1536 tracking_set_mapset(this_->tracking, ms);
1538 tracking_set_route(this_->tracking, this_->route);
1540 if (this_->navigation) {
1541 if ((map=navigation_get_map(this_->navigation))) {
1542 struct attr map_a,active;
1543 map_a.type=attr_map;
1545 active.type=attr_active;
1547 mapset_add_attr(ms, &map_a);
1548 map_set_attr(map, &active);
1551 if (this_->tracking) {
1552 if ((map=tracking_get_map(this_->tracking))) {
1553 struct attr map_a,active;
1554 map_a.type=attr_map;
1556 active.type=attr_active;
1558 mapset_add_attr(ms, &map_a);
1559 map_set_attr(map, &active);
1562 navit_add_former_destinations_from_file(this_);
1565 struct attr callback;
1566 this_->route_cb=callback_new_attr_1(callback_cast(navit_redraw_route), attr_route_status, this_);
1567 callback.type=attr_callback;
1568 callback.u.callback=this_->route_cb;
1569 route_add_attr(this_->route, &callback);
1571 if (this_->navigation) {
1572 if (this_->speech) {
1573 this_->nav_speech_cb=callback_new_1(callback_cast(navit_speak), this_);
1574 navigation_register_callback(this_->navigation, attr_navigation_speech, this_->nav_speech_cb);
1577 navigation_set_route(this_->navigation, this_->route);
1579 dbg(2,"Setting Center\n");
1580 center_file = bookmarks_get_center_file(FALSE);
1581 bookmarks_set_center_from_file(this_->bookmarks, center_file);
1582 g_free(center_file);
1584 if (this_->menubar) {
1585 men=menu_add(this_->menubar, "Data", menu_type_submenu, NULL);
1587 navit_add_menu_windows_items(this_, men);
1593 navit_window_roadbook_new(this_);
1594 navit_window_items_new(this_);
1597 messagelist_init(this_->messages);
1599 navit_set_cursors(this_);
1601 callback_list_call_attr_1(this_->attr_cbl, attr_navit, this_);
1602 callback=(this_->ready == 2);
1604 dbg(2,"ready=%d\n",this_->ready);
1605 if (this_->ready == 3)
1606 navit_draw_async(this_, 1);
1608 callback_list_call_attr_1(this_->attr_cbl, attr_graphics_ready, this_);
1610 routech_test(this_);
1615 navit_zoom_to_rect(struct navit *this_, struct coord_rect *r)
1620 c.x=(r->rl.x+r->lu.x)/2;
1621 c.y=(r->rl.y+r->lu.y)/2;
1622 transform_set_center(this_->trans, &c);
1623 dbg(1,"%x,%x-%x,%x\n", r->rl.x,r->rl.y,r->lu.x,r->lu.y);
1624 while (scale < 1<<20) {
1626 transform_set_scale(this_->trans, scale);
1627 transform_setup_source_rect(this_->trans);
1628 transform(this_->trans, transform_get_projection(this_->trans), &r->lu, &p1, 1, 0, 0, NULL);
1629 transform(this_->trans, transform_get_projection(this_->trans), &r->rl, &p2, 1, 0, 0, NULL);
1630 dbg(1,"%d,%d-%d,%d\n",p1.x,p1.y,p2.x,p2.y);
1631 if (p1.x < 0 || p2.x < 0 || p1.x > this_->w || p2.x > this_->w ||
1632 p1.y < 0 || p2.y < 0 || p1.y > this_->h || p2.y > this_->h)
1638 if (this_->ready == 3)
1639 navit_draw_async(this_,0);
1643 navit_zoom_to_route(struct navit *this_, int orientation)
1646 struct map_rect *mr=NULL;
1649 struct coord_rect r;
1654 map=route_get_map(this_->route);
1655 dbg(1,"map=%p\n",map);
1657 mr=map_rect_new(map, NULL);
1658 dbg(1,"mr=%p\n",mr);
1660 while ((item=map_rect_get_item(mr))) {
1661 dbg(1,"item=%s\n", item_to_name(item->type));
1662 while (item_coord_get(item, &c, 1)) {
1667 coord_rect_extend(&r, &c);
1674 if (orientation != -1)
1675 transform_set_yaw(this_->trans, orientation);
1676 navit_zoom_to_rect(this_, &r);
1680 navit_cmd_zoom_to_route(struct navit *this)
1682 navit_zoom_to_route(this, 0);
1687 * Change the current zoom level
1689 * @param navit The navit instance
1690 * @param center The point where to center the map, including its projection
1694 navit_set_center(struct navit *this_, struct pcoord *center, int set_timeout)
1696 struct coord *c=transform_center(this_->trans);
1698 enum projection pro = transform_get_projection(this_->trans);
1699 if (pro != center->pro) {
1702 transform_from_to(&c1, center->pro, &c2, pro);
1709 navit_set_timeout(this_);
1710 if (this_->ready == 3)
1715 navit_set_center_coord_screen(struct navit *this_, struct coord *c, struct point *p, int set_timeout)
1719 transform_set_center(this_->trans, c);
1720 transform_get_size(this_->trans, &width, &height);
1723 update_transformation(this_->trans, &po, p, NULL);
1725 navit_set_timeout(this_);
1729 * Links all vehicles to a cursor depending on the current profile.
1731 * @param this_ A navit instance
1732 * @author Ralph Sennhauser (10/2009)
1735 navit_set_cursors(struct navit *this_)
1738 struct navit_vehicle *nv;
1742 v=g_list_first(this_->vehicles); // GList of navit_vehicles
1745 if (vehicle_get_attr(nv->vehicle, attr_cursorname, &name, NULL)) {
1746 if (!strcmp(name.u.str,"none"))
1749 c=layout_get_cursor(this_->layout_current, name.u.str);
1751 c=layout_get_cursor(this_->layout_current, "default");
1752 vehicle_set_cursor(nv->vehicle, c);
1759 navit_get_cursor_pnt(struct navit *this_, struct point *p, int keep_orientation, int *dir)
1762 struct navit_vehicle *nv=this_->vehicle;
1764 float offset=this_->radius; // Cursor offset from the center of the screen (percent).
1765 #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 */
1766 float min_offset = 0.; // Percent offset at min_offset_speed.
1767 float max_offset = 30.; // Percent offset at max_offset_speed.
1768 int min_offset_speed = 2; // Speed in km/h
1769 int max_offset_speed = 50; // Speed ini km/h
1770 // Calculate cursor offset from the center of the screen, upon speed.
1771 if (nv->speed <= min_offset_speed) {
1772 offset = min_offset;
1773 } else if (nv->speed > max_offset_speed) {
1774 offset = max_offset;
1776 offset = (max_offset - min_offset) / (max_offset_speed - min_offset_speed) * (nv->speed - min_offset_speed);
1780 transform_get_size(this_->trans, &width, &height);
1781 if (this_->orientation == -1 || keep_orientation) {
1783 p->y=(50 + offset)*height/100;
1785 *dir=keep_orientation?this_->orientation:nv->dir;
1788 if (this_->tracking && this_->tracking_flag) {
1789 mdir = tracking_get_angle(this_->tracking) - this_->orientation;
1791 mdir=nv->dir-this_->orientation;
1794 p->x=(50 - offset*sin(M_PI*mdir/180.))*width/100;
1795 p->y=(50 + offset*cos(M_PI*mdir/180.))*height/100;
1797 *dir=this_->orientation;
1803 navit_set_center_cursor(struct navit *this_, int autozoom, int keep_orientation)
1807 struct navit_vehicle *nv=this_->vehicle;
1808 navit_get_cursor_pnt(this_, &pn, keep_orientation, &dir);
1809 transform_set_yaw(this_->trans, dir);
1810 navit_set_center_coord_screen(this_, &nv->coord, &pn, 0);
1812 navit_autozoom(this_, &nv->coord, nv->speed, 0);
1816 navit_set_center_cursor_draw(struct navit *this_)
1818 navit_set_center_cursor(this_,1,0);
1819 if (this_->ready == 3)
1820 navit_draw_async(this_, 1);
1824 navit_cmd_set_center_cursor(struct navit *this_)
1826 navit_set_center_cursor_draw(this_);
1830 navit_set_center_screen(struct navit *this_, struct point *p, int set_timeout)
1834 transform_reverse(this_->trans, p, &c);
1837 pc.pro = transform_get_projection(this_->trans);
1838 navit_set_center(this_, &pc, set_timeout);
1842 switch((*attrs)->type) {
1844 zoom=(*attrs)->u.num;
1847 g=*((*attrs)->u.coord_geo);
1852 navit_set_attr_do(struct navit *this_, struct attr *attr, int init)
1854 int dir=0, orient_old=0, attr_updated=0;
1858 struct navit_vehicle *nv;
1861 active.type=attr_active;
1864 switch (attr->type) {
1866 attr_updated=(this_->autozoom_secs != attr->u.num);
1867 this_->autozoom_secs = attr->u.num;
1869 case attr_autozoom_active:
1870 attr_updated=(this_->autozoom_active != attr->u.num);
1871 this_->autozoom_active = attr->u.num;
1874 transform_from_geo(transform_get_projection(this_->trans), attr->u.coord_geo, &co);
1875 dbg(1,"0x%x,0x%x\n",co.x,co.y);
1876 transform_set_center(this_->trans, &co);
1878 case attr_drag_bitmap:
1879 attr_updated=(this_->drag_bitmap != !!attr->u.num);
1880 this_->drag_bitmap=!!attr->u.num;
1883 attr_updated=(this_->flags != attr->u.num);
1884 this_->flags=attr->u.num;
1886 case attr_flags_graphics:
1887 attr_updated=(this_->graphics_flags != attr->u.num);
1888 this_->graphics_flags=attr->u.num;
1891 if (!this_->vehicle)
1893 attr_updated=(this_->vehicle->follow_curr != attr->u.num);
1894 this_->vehicle->follow_curr = attr->u.num;
1897 if(this_->layout_current!=attr->u.layout) {
1898 this_->layout_current=attr->u.layout;
1899 graphics_font_destroy_all(this_->gra);
1900 navit_set_cursors(this_);
1901 if (this_->ready == 3)
1906 case attr_layout_name:
1910 if (!strcmp(lay->name,attr->u.str)) {
1912 attr.type=attr_layout;
1914 return navit_set_attr_do(this_, &attr, init);
1919 case attr_map_border:
1920 if (this_->border != attr->u.num) {
1921 this_->border=attr->u.num;
1925 case attr_orientation:
1926 orient_old=this_->orientation;
1927 this_->orientation=attr->u.num;
1929 if (this_->orientation != -1) {
1930 dir = this_->orientation;
1932 if (this_->vehicle) {
1933 dir = this_->vehicle->dir;
1936 transform_set_yaw(this_->trans, dir);
1937 if (orient_old != this_->orientation) {
1939 if (this_->ready == 3)
1946 case attr_osd_configuration:
1947 dbg(0,"setting osd_configuration to %d (was %d)\n", attr->u.num, this_->osd_configuration);
1948 attr_updated=(this_->osd_configuration != attr->u.num);
1949 this_->osd_configuration=attr->u.num;
1952 attr_updated=(this_->pitch != attr->u.num);
1953 this_->pitch=attr->u.num;
1954 transform_set_pitch(this_->trans, this_->pitch);
1955 if (!init && attr_updated && this_->ready == 3)
1958 case attr_projection:
1959 if(this_->trans && transform_get_projection(this_->trans) != attr->u.projection) {
1960 navit_projection_set(this_, attr->u.projection, !init);
1965 attr_updated=(this_->radius != attr->u.num);
1966 this_->radius=attr->u.num;
1968 case attr_recent_dest:
1969 attr_updated=(this_->recentdest_count != attr->u.num);
1970 this_->recentdest_count=attr->u.num;
1973 if(this_->speech && this_->speech != attr->u.speech) {
1975 this_->speech = attr->u.speech;
1979 attr_updated=(this_->center_timeout != attr->u.num);
1980 this_->center_timeout = attr->u.num;
1983 attr_updated=(this_->tracking_flag != !!attr->u.num);
1984 this_->tracking_flag=!!attr->u.num;
1986 case attr_transformation:
1987 this_->trans=attr->u.transformation;
1989 case attr_use_mousewheel:
1990 attr_updated=(this_->use_mousewheel != !!attr->u.num);
1991 this_->use_mousewheel=!!attr->u.num;
1997 if (nv->vehicle == attr->u.vehicle) {
1998 if (!this_->vehicle || this_->vehicle->vehicle != attr->u.vehicle) {
2000 vehicle_set_attr(this_->vehicle->vehicle, &active);
2002 vehicle_set_attr(nv->vehicle, &active);
2005 navit_set_vehicle(this_, nv);
2011 zoom=transform_get_scale(this_->trans);
2012 attr_updated=(zoom != attr->u.num);
2013 transform_set_scale(this_->trans, attr->u.num);
2014 if (attr_updated && !init)
2018 attr_updated=(attr->u.num != this_->zoom_min);
2019 this_->zoom_min=attr->u.num;
2022 attr_updated=(attr->u.num != this_->zoom_max);
2023 this_->zoom_max=attr->u.num;
2026 navit_add_message(this_, attr->u.str);
2028 case attr_follow_cursor:
2029 attr_updated=(this_->follow_cursor != !!attr->u.num);
2030 this_->follow_cursor=!!attr->u.num;
2035 if (attr_updated && !init) {
2036 callback_list_call_attr_2(this_->attr_cbl, attr->type, this_, attr);
2037 if (attr->type == attr_osd_configuration)
2038 graphics_draw_mode(this_->gra, draw_mode_end);
2044 navit_set_attr(struct navit *this_, struct attr *attr)
2046 return navit_set_attr_do(this_, attr, 0);
2050 navit_get_attr(struct navit *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter)
2052 struct message *msg;
2058 msg = navit_get_messages(this_);
2066 len += strlen(msg->text) + 1;
2069 attr->u.str = g_malloc(len + 1);
2071 msg = navit_get_messages(this_);
2074 g_stpcpy((attr->u.str + offset), msg->text);
2075 offset += strlen(msg->text);
2076 attr->u.str[offset] = '\n';
2082 attr->u.str[len] = '\0';
2084 case attr_bookmark_map:
2085 attr->u.map=bookmarks_get_map(this_->bookmarks);
2087 case attr_bookmarks:
2088 attr->u.bookmarks=this_->bookmarks;
2090 case attr_callback_list:
2091 attr->u.callback_list=this_->attr_cbl;
2093 case attr_destination:
2094 if (! this_->destination_valid)
2096 attr->u.pcoord=&this_->destination;
2098 case attr_displaylist:
2099 attr->u.displaylist=this_->displaylist;
2100 return (attr->u.displaylist != NULL);
2102 if (!this_->vehicle)
2104 attr->u.num=this_->vehicle->follow_curr;
2106 case attr_former_destination_map:
2107 attr->u.map=this_->former_destination;
2110 attr->u.graphics=this_->gra;
2111 ret=(attr->u.graphics != NULL);
2114 attr->u.gui=this_->gui;
2115 ret=(attr->u.gui != NULL);
2120 iter->u.list=g_list_next(iter->u.list);
2122 iter->u.list=this_->layouts;
2126 attr->u.layout=(struct layout *)iter->u.list->data;
2128 attr->u.layout=this_->layout_current;
2132 if (iter && this_->mapsets) {
2133 if (!iter->u.mapset_handle) {
2134 iter->u.mapset_handle=mapset_open((struct mapset *)this_->mapsets->data);
2136 attr->u.map=mapset_next(iter->u.mapset_handle, 0);
2138 mapset_close(iter->u.mapset_handle);
2146 attr->u.mapset=this_->mapsets->data;
2147 ret=(attr->u.mapset != NULL);
2149 case attr_navigation:
2150 attr->u.navigation=this_->navigation;
2152 case attr_orientation:
2153 attr->u.num=this_->orientation;
2155 case attr_osd_configuration:
2156 attr->u.num=this_->osd_configuration;
2159 attr->u.num=transform_get_pitch(this_->trans);
2161 case attr_projection:
2163 attr->u.num=transform_get_projection(this_->trans);
2169 attr->u.route=this_->route;
2172 attr->u.speech=this_->speech;
2175 attr->u.num=this_->tracking_flag;
2177 case attr_trackingo:
2178 attr->u.tracking=this_->tracking;
2180 case attr_transformation:
2181 attr->u.transformation=this_->trans;
2186 iter->u.list=g_list_next(iter->u.list);
2188 iter->u.list=this_->vehicles;
2192 attr->u.vehicle=((struct navit_vehicle*)iter->u.list->data)->vehicle;
2194 if(this_->vehicle) {
2195 attr->u.vehicle=this_->vehicle->vehicle;
2201 case attr_vehicleprofile:
2202 attr->u.vehicleprofile=this_->vehicleprofile;
2205 attr->u.num=transform_get_scale(this_->trans);
2207 case attr_autozoom_active:
2208 attr->u.num=this_->autozoom_active;
2210 case attr_follow_cursor:
2211 attr->u.num=this_->follow_cursor;
2221 navit_add_log(struct navit *this_, struct log *log)
2223 struct attr type_attr;
2224 if (!log_get_attr(log, attr_type, &type_attr, NULL))
2226 if (!strcmp(type_attr.u.str, "textfile_debug")) {
2227 char *header = "type=track_tracked\n";
2228 if (this_->textfile_debug_log)
2230 log_set_header(log, header, strlen(header));
2231 this_->textfile_debug_log=log;
2238 navit_add_attr(struct navit *this_, struct attr *attr)
2241 switch (attr->type) {
2243 navit_add_callback(this_, attr->u.callback);
2246 ret=navit_add_log(this_, attr->u.log);
2249 ret=navit_set_gui(this_, attr->u.gui);
2252 ret=navit_set_graphics(this_, attr->u.graphics);
2255 this_->layouts = g_list_append(this_->layouts, attr->u.layout);
2256 if(!this_->layout_current)
2257 this_->layout_current=attr->u.layout;
2260 this_->route=attr->u.route;
2263 this_->mapsets = g_list_append(this_->mapsets, attr->u.mapset);
2265 case attr_navigation:
2266 this_->navigation=attr->u.navigation;
2268 case attr_recent_dest:
2269 this_->recentdest_count = attr->u.num;
2272 this_->speech=attr->u.speech;
2275 this_->tracking=attr->u.tracking;
2278 ret=navit_add_vehicle(this_, attr->u.vehicle);
2280 case attr_vehicleprofile:
2281 this_->vehicleprofiles=g_list_prepend(this_->vehicleprofiles, attr->u.vehicleprofile);
2283 case attr_autozoom_min:
2284 this_->autozoom_min = attr->u.num;
2289 callback_list_call_attr_2(this_->attr_cbl, attr->type, this_, attr);
2294 navit_remove_attr(struct navit *this_, struct attr *attr)
2297 switch (attr->type) {
2299 navit_remove_callback(this_, attr->u.callback);
2308 navit_attr_iter_new(void)
2310 return g_new0(struct attr_iter, 1);
2314 navit_attr_iter_destroy(struct attr_iter *iter)
2320 navit_add_callback(struct navit *this_, struct callback *cb)
2322 callback_list_add(this_->attr_cbl, cb);
2326 navit_remove_callback(struct navit *this_, struct callback *cb)
2328 callback_list_remove(this_->attr_cbl, cb);
2332 * Toggle the cursor update : refresh the map each time the cursor has moved (instead of only when it reaches a border)
2334 * @param navit The navit instance
2339 navit_vehicle_draw(struct navit *this_, struct navit_vehicle *nv, struct point *pnt)
2341 struct point cursor_pnt;
2342 enum projection pro;
2349 pro=transform_get_projection(this_->trans_cursor);
2352 transform(this_->trans_cursor, pro, &nv->coord, &cursor_pnt, 1, 0, 0, NULL);
2354 vehicle_draw(nv->vehicle, this_->gra, &cursor_pnt, pnt ? 0:1, nv->dir-transform_get_yaw(this_->trans_cursor), nv->speed);
2359 pro=transform_get_projection(this_->trans);
2360 transform(this_->trans, pro, &nv->coord, &pnt2, 1);
2363 cursor_draw(nv->cursor, &pnt2, nv->dir-transform_get_angle(this_->trans, 0), nv->speed > 2, pnt == NULL);
2365 cursor_draw(nv->cursor, &pnt2, nv->dir-transform_get_angle(this_->trans, 0), nv->speed > 2, 1);
2371 navit_vehicle_update(struct navit *this_, struct navit_vehicle *nv)
2373 struct attr attr_valid, attr_dir, attr_speed, attr_pos;
2374 struct pcoord cursor_pc;
2375 struct point cursor_pnt, *pnt=&cursor_pnt;
2376 struct tracking *tracking=NULL;
2377 struct pcoord pc[16];
2378 enum projection pro=transform_get_projection(this_->trans_cursor);
2380 int (*get_attr)(void *, enum attr_type, struct attr *, struct attr_iter *);
2382 char *destination_file;
2385 if (this_->ready != 3) {
2386 profile(0,"return 1\n");
2389 navit_layout_switch(this_);
2390 if (this_->vehicle == nv && this_->tracking_flag)
2391 tracking=this_->tracking;
2393 tracking_update(tracking, nv->vehicle, this_->vehicleprofile, pro);
2394 attr_object=tracking;
2395 get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))tracking_get_attr;
2397 attr_object=nv->vehicle;
2398 get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))vehicle_get_attr;
2400 if (get_attr(attr_object, attr_position_valid, &attr_valid, NULL))
2401 if (!attr_valid.u.num != attr_position_valid_invalid)
2403 if (! get_attr(attr_object, attr_position_direction, &attr_dir, NULL) ||
2404 ! get_attr(attr_object, attr_position_speed, &attr_speed, NULL) ||
2405 ! get_attr(attr_object, attr_position_coord_geo, &attr_pos, NULL)) {
2406 profile(0,"return 2\n");
2409 nv->dir=*attr_dir.u.numd;
2410 nv->speed=*attr_speed.u.numd;
2411 transform_from_geo(pro, attr_pos.u.coord_geo, &nv->coord);
2412 if (nv != this_->vehicle) {
2413 navit_vehicle_draw(this_, nv, NULL);
2414 profile(0,"return 3\n");
2417 cursor_pc.x = nv->coord.x;
2418 cursor_pc.y = nv->coord.y;
2419 cursor_pc.pro = pro;
2422 route_set_position_from_tracking(this_->route, tracking, pro);
2424 route_set_position(this_->route, &cursor_pc);
2426 callback_list_call_attr_0(this_->attr_cbl, attr_position);
2427 navit_textfile_debug_log(this_, "type=trackpoint_tracked");
2428 if (this_->gui && nv->speed > 2)
2429 navit_disable_suspend();
2431 transform(this_->trans_cursor, pro, &nv->coord, &cursor_pnt, 1, 0, 0, NULL);
2432 if (this_->button_pressed != 1 && this_->follow_cursor && nv->follow_curr <= nv->follow &&
2433 (nv->follow_curr == 1 || !transform_within_border(this_->trans_cursor, &cursor_pnt, this_->border)))
2434 navit_set_center_cursor_draw(this_);
2436 navit_vehicle_draw(this_, nv, pnt);
2438 if (nv->follow_curr > 1)
2441 nv->follow_curr=nv->follow;
2442 callback_list_call_attr_2(this_->attr_cbl, attr_position_coord_geo, this_, nv->vehicle);
2444 /* Finally, if we reached our destination, stop navigation. */
2446 switch(route_destination_reached(this_->route)) {
2448 route_remove_waypoint(this_->route);
2449 count=route_get_destinations(this_->route, pc, 16);
2450 destination_file = bookmarks_get_destination_file(TRUE);
2451 bookmarks_append_coord(this_->bookmarks, destination_file, pc, count, "former_itinerary_part", NULL, NULL, this_->recentdest_count);
2454 navit_set_destination(this_, NULL, NULL, 0);
2458 profile(0,"return 5\n");
2462 * Set the position of the vehicle
2464 * @param navit The navit instance
2465 * @param c The coordinate to set as position
2470 navit_set_position(struct navit *this_, struct pcoord *c)
2473 route_set_position(this_->route, c);
2474 callback_list_call_attr_0(this_->attr_cbl, attr_position);
2476 if (this_->ready == 3)
2481 navit_set_vehicleprofile(struct navit *this_, char *name)
2485 l=this_->vehicleprofiles;
2487 if (vehicleprofile_get_attr(l->data, attr_name, &attr, NULL)) {
2488 if (!strcmp(attr.u.str, name)) {
2489 this_->vehicleprofile=l->data;
2491 route_set_profile(this_->route, this_->vehicleprofile);
2501 navit_set_vehicle(struct navit *this_, struct navit_vehicle *nv)
2505 if (nv && vehicle_get_attr(nv->vehicle, attr_profilename, &attr, NULL)) {
2506 if (navit_set_vehicleprofile(this_, attr.u.str))
2509 if (!navit_set_vehicleprofile(this_,"car")) {
2510 /* We do not have a fallback "car" profile
2511 * so lets set any profile */
2513 l=this_->vehicleprofiles;
2515 this_->vehicleprofile=l->data;
2517 route_set_profile(this_->route, this_->vehicleprofile);
2523 * Register a new vehicle
2525 * @param navit The navit instance
2526 * @param v The vehicle instance
2527 * @returns 1 for success
2530 navit_add_vehicle(struct navit *this_, struct vehicle *v)
2532 struct navit_vehicle *nv=g_new0(struct navit_vehicle, 1);
2533 struct attr follow, active, animate;
2538 nv->animate_cursor=0;
2539 if ((vehicle_get_attr(v, attr_follow, &follow, NULL)))
2540 nv->follow=follow.u.num;
2541 nv->follow_curr=nv->follow;
2542 this_->vehicles=g_list_append(this_->vehicles, nv);
2543 if ((vehicle_get_attr(v, attr_active, &active, NULL)) && active.u.num)
2544 navit_set_vehicle(this_, nv);
2545 if ((vehicle_get_attr(v, attr_animate, &animate, NULL)))
2546 nv->animate_cursor=animate.u.num;
2547 nv->callback.type=attr_callback;
2548 nv->callback.u.callback=callback_new_attr_2(callback_cast(navit_vehicle_update), attr_position_coord_geo, this_, nv);
2549 vehicle_add_attr(nv->vehicle, &nv->callback);
2550 vehicle_set_attr(nv->vehicle, &this_->self);
2558 navit_get_gui(struct navit *this_)
2563 struct transformation *
2564 navit_get_trans(struct navit *this_)
2566 return this_->trans;
2570 navit_get_route(struct navit *this_)
2572 return this_->route;
2576 navit_get_navigation(struct navit *this_)
2578 return this_->navigation;
2581 struct displaylist *
2582 navit_get_displaylist(struct navit *this_)
2584 return this_->displaylist;
2588 navit_layout_switch(struct navit *n)
2592 struct attr iso8601_attr,geo_attr,valid_attr,layout_attr;
2593 double trise,tset,trise_actual;
2595 int year, month, day;
2597 if (navit_get_attr(n,attr_layout,&layout_attr,NULL)!=1) {
2598 return; //No layout - nothing to switch
2602 l=layout_attr.u.layout;
2604 if (l->dayname || l->nightname) {
2605 //Ok, we know that we have profile to switch
2607 //Check that we aren't calculating too fast
2608 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_time_iso8601,&iso8601_attr,NULL)==1) {
2609 currTs=iso8601_to_secs(iso8601_attr.u.str);
2610 dbg(1,"currTs: %u:%u\n",currTs%86400/3600,((currTs%86400)%3600)/60);
2612 if (currTs-(n->prevTs)<60) {
2613 //We've have to wait a little
2616 if (sscanf(iso8601_attr.u.str,"%d-%02d-%02dT",&year,&month,&day) != 3)
2618 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_valid, &valid_attr,NULL) && valid_attr.u.num==attr_position_valid_invalid) {
2619 return; //No valid fix yet
2621 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_coord_geo,&geo_attr,NULL)!=1) {
2622 //No position - no sun
2626 //We calculate sunrise anyway, cause it is needed both for day and for night
2627 if (__sunriset__(year,month,day,geo_attr.u.coord_geo->lng,geo_attr.u.coord_geo->lat,-5,1,&trise,&tset)!=0) {
2628 //near the pole sun never rises/sets, so we should never switch profiles
2629 dbg(1,"trise: %u:%u, sun never visible, never switch profile\n",HOURS(trise),MINUTES(trise));
2635 dbg(1,"trise: %u:%u\n",HOURS(trise),MINUTES(trise));
2638 if ((HOURS(trise)*60+MINUTES(trise)==(currTs%86400)/60) ||
2639 (n->prevTs==0 && ((HOURS(trise)*60+MINUTES(trise)<(currTs%86400)/60)))) {
2640 //The sun is rising now!
2641 if (strcmp(l->name,l->dayname)) {
2642 navit_set_layout_by_name(n,l->dayname);
2647 if (__sunriset__(year,month,day,geo_attr.u.coord_geo->lng,geo_attr.u.coord_geo->lat,-5,1,&trise,&tset)!=0) {
2648 //near the pole sun never rises/sets, so we should never switch profiles
2649 dbg(1,"tset: %u:%u, sun always visible, never switch profile\n",HOURS(tset),MINUTES(tset));
2653 dbg(1,"tset: %u:%u\n",HOURS(tset),MINUTES(tset));
2654 if (HOURS(tset)*60+MINUTES(tset)==((currTs%86400)/60)
2655 || (n->prevTs==0 && (((HOURS(tset)*60+MINUTES(tset)<(currTs%86400)/60)) ||
2656 ((HOURS(trise_actual)*60+MINUTES(trise_actual)>(currTs%86400)/60))))) {
2658 if (strcmp(l->name,l->nightname)) {
2659 navit_set_layout_by_name(n,l->nightname);
2669 navit_set_vehicle_by_name(struct navit *n,const char *name)
2672 struct attr_iter *iter;
2673 struct attr vehicle_attr, name_attr;
2675 iter=navit_attr_iter_new();
2677 while (navit_get_attr(n,attr_vehicle,&vehicle_attr,iter)) {
2678 v=vehicle_attr.u.vehicle;
2679 vehicle_get_attr(v,attr_name,&name_attr,NULL);
2680 if (name_attr.type==attr_name) {
2681 if (!strcmp(name,name_attr.u.str)) {
2682 navit_set_attr(n,&vehicle_attr);
2683 navit_attr_iter_destroy(iter);
2688 navit_attr_iter_destroy(iter);
2693 navit_set_layout_by_name(struct navit *n,const char *name)
2696 struct attr_iter iter;
2697 struct attr layout_attr;
2701 if (navit_get_attr(n,attr_layout,&layout_attr,&iter)!=1) {
2702 return 0; //No layouts - nothing to do
2704 if (iter.u.list==NULL) {
2708 iter.u.list=g_list_first(iter.u.list);
2710 while(iter.u.list) {
2711 l=(struct layout*)iter.u.list->data;
2712 if (!strcmp(name,l->name)) {
2713 layout_attr.u.layout=l;
2714 layout_attr.type=attr_layout;
2715 navit_set_attr(n,&layout_attr);
2716 iter.u.list=g_list_first(iter.u.list);
2719 iter.u.list=g_list_next(iter.u.list);
2722 iter.u.list=g_list_first(iter.u.list);
2727 navit_disable_suspend() {
2728 gui_disable_suspend(global_navit->gui);
2729 callback_list_call_attr_0(global_navit->attr_cbl,attr_unsuspend);
2733 navit_block(struct navit *this_, int block)
2736 this_->blocked |= 1;
2737 if (graphics_draw_cancel(this_->gra, this_->displaylist))
2738 this_->blocked |= 2;
2741 if ((this_->blocked & 2) || block < 0) {
2751 navit_destroy(struct navit *this_)
2753 callback_list_call_attr_1(this_->attr_cbl, attr_destroy, this_);
2755 /* TODO: destroy objects contained in this_ */
2757 vehicle_destroy(this_->vehicle->vehicle);
2758 if (this_->bookmarks) {
2759 char *center_file = bookmarks_get_center_file(TRUE);
2760 bookmarks_write_center_to_file(this_->bookmarks, center_file);
2761 g_free(center_file);
2762 bookmarks_destroy(this_->bookmarks);
2764 callback_destroy(this_->nav_speech_cb);
2765 callback_destroy(this_->roadbook_callback);
2766 callback_destroy(this_->popup_callback);
2767 callback_destroy(this_->motion_timeout_callback);
2769 graphics_remove_callback(this_->gra, this_->resize_callback);
2770 callback_destroy(this_->resize_callback);
2772 graphics_remove_callback(this_->gra, this_->button_callback);
2773 callback_destroy(this_->button_callback);
2775 graphics_remove_callback(this_->gra, this_->motion_callback);
2776 callback_destroy(this_->motion_callback);
2778 graphics_remove_callback(this_->gra, this_->predraw_callback);
2779 callback_destroy(this_->predraw_callback);
2780 route_destroy(this_->route);
2781 graphics_free(this_->gra);