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
39 #include "projection.h"
45 #include "transform.h"
50 #include "data_window.h"
52 #include "navigation.h"
63 #include "navit_nls.h"
67 #include "vehicleprofile.h"
69 #include "bookmarks.h"
70 #include "xmlconfig.h"
71 #ifdef HAVE_API_WIN32_BASE
75 #ifdef HAVE_API_WIN32_CE
79 /* define string for bookmark handling */
80 #define TEXTFILE_COMMENT_NAVI_STOPPED "# navigation stopped\n"
83 * @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
87 //! The navit_vehicule
88 struct navit_vehicle {
90 /*! Limit of the follow counter. See navit_add_vehicle */
92 /*! Deprecated : follow counter itself. When it reaches 'update' counts, map is recentered*/
96 struct coord last; /*< Position of the last update of this vehicle */
97 struct vehicle *vehicle;
103 struct object_func *func;
110 struct layout *layout_current;
111 struct graphics *gra;
112 struct action *action;
113 struct transformation *trans, *trans_cursor;
114 struct compass *compass;
116 struct navigation *navigation;
117 struct speech *speech;
118 struct tracking *tracking;
121 struct displaylist *displaylist;
124 int recentdest_count;
125 int osd_configuration;
127 GList *windows_items;
128 struct navit_vehicle *vehicle;
129 struct callback_list *attr_cbl;
130 struct callback *nav_speech_cb, *roadbook_callback, *popup_callback, *route_cb, *progress_cb;
131 struct datawindow *roadbook_window;
132 struct map *former_destination;
133 struct point pressed, last, current;
134 int button_pressed,moved,popped,zoomed;
139 struct event_timeout *button_timeout, *motion_timeout;
140 struct callback *motion_timeout_callback;
142 int ignore_graphics_events;
143 struct log *textfile_debug_log;
144 struct pcoord destination;
145 int destination_valid;
150 struct messagelist *messages;
151 struct callback *resize_callback,*button_callback,*motion_callback,*predraw_callback;
152 struct vehicleprofile *vehicleprofile;
153 GList *vehicleprofiles;
158 int zoom_min, zoom_max;
160 struct bookmarks *bookmarks;
162 /* 1=No graphics ok */
167 struct coord_geo center;
168 struct attr **attr_list;
171 struct gui *main_loop_gui;
177 struct mapset_handle *mapset_handle;
181 static void navit_vehicle_update(struct navit *this_, struct navit_vehicle *nv);
182 static void navit_vehicle_draw(struct navit *this_, struct navit_vehicle *nv, struct point *pnt);
183 static int navit_add_vehicle(struct navit *this_, struct vehicle *v);
184 static int navit_set_attr_do(struct navit *this_, struct attr *attr, int init);
185 static int navit_get_cursor_pnt(struct navit *this_, struct point *p, int keep_orientation, int *dir);
186 static void navit_set_cursors(struct navit *this_);
187 static void navit_cmd_zoom_to_route(struct navit *this);
188 static void navit_cmd_set_center_cursor(struct navit *this_);
189 static void navit_cmd_announcer_toggle(struct navit *this_);
190 static void navit_set_vehicle(struct navit *this_, struct navit_vehicle *nv);
191 struct object_func navit_func;
193 struct navit *global_navit;
196 navit_add_mapset(struct navit *this_, struct mapset *ms)
198 this_->mapsets = g_list_append(this_->mapsets, ms);
202 navit_get_mapset(struct navit *this_)
205 return this_->mapsets->data;
207 dbg(0,"No mapsets enabled! Is it on purpose? Navit can't draw a map. Please check your navit.xml\n");
213 navit_get_tracking(struct navit *this_)
215 return this_->tracking;
219 * @brief Get the user data directory.
220 * @param[in] create - create the directory if it does not exist
222 * @return char * to the data directory string.
224 * returns the directory used to store user data files (center.txt,
225 * destination.txt, bookmark.txt, ...)
229 navit_get_user_data_directory(int create) {
231 dir = getenv("NAVIT_USER_DATADIR");
232 if (create && !file_exists(dir)) {
233 dbg(0,"creating dir %s\n", dir);
234 if (file_mkdir(dir,0)) {
235 dbg(0,"failed creating dir %s\n", dir);
240 } /* end: navit_get_user_data_directory(gboolean create) */
244 navit_draw_async(struct navit *this_, int async)
247 if (this_->blocked) {
251 transform_setup_source_rect(this_->trans);
252 graphics_draw(this_->gra, this_->displaylist, this_->mapsets->data, this_->trans, this_->layout_current, async, NULL, this_->graphics_flags|1);
256 navit_draw(struct navit *this_)
258 if (this_->ready == 3)
259 navit_draw_async(this_, 0);
263 navit_get_ready(struct navit *this_)
271 navit_draw_displaylist(struct navit *this_)
273 if (this_->ready == 3)
274 graphics_displaylist_draw(this_->gra, this_->displaylist, this_->trans, this_->layout_current, this_->graphics_flags|1);
278 navit_map_progress(struct navit *this_)
282 struct mapset_handle *msh;
285 if (this_->ready != 3)
290 ms=this_->mapsets->data;
292 while (msh && (map=mapset_next(msh, 0))) {
293 if (map_get_attr(map, attr_progress, &attr, NULL)) {
294 char *str=g_strdup_printf("%s ",attr.u.str);
295 graphics_draw_mode(this_->gra, draw_mode_begin);
296 graphics_draw_text_std(this_->gra, 16, str, &p);
299 graphics_draw_mode(this_->gra, draw_mode_end);
306 navit_redraw_route(struct navit *this_, struct route *route, struct attr *attr)
309 if (attr->type != attr_route_status)
312 if (this_->ready != 3)
314 if (updated != route_status_path_done_new)
316 if (this_->vehicle) {
317 if (this_->vehicle->follow_curr == 1)
319 if (this_->vehicle->follow_curr <= this_->vehicle->follow)
320 this_->vehicle->follow_curr=this_->vehicle->follow;
326 navit_handle_resize(struct navit *this_, int w, int h)
328 struct map_selection sel;
329 int callback=(this_->ready == 1);
331 memset(&sel, 0, sizeof(sel));
336 transform_set_screen_selection(this_->trans, &sel);
337 graphics_init(this_->gra);
338 graphics_set_rect(this_->gra, &sel.u.p_rect);
340 callback_list_call_attr_1(this_->attr_cbl, attr_graphics_ready, this_);
341 if (this_->ready == 3)
342 navit_draw_async(this_, 1);
346 navit_resize(void *data, int w, int h)
348 struct navit *this=data;
349 if (!this->ignore_graphics_events)
350 navit_handle_resize(this, w, h);
354 navit_get_width(struct navit *this_)
361 navit_get_height(struct navit *this_)
367 navit_popup(void *data)
369 struct navit *this_=data;
370 popup(this_, 1, &this_->pressed);
371 this_->button_timeout=NULL;
377 navit_ignore_button(struct navit *this_)
379 if (this_->ignore_button)
381 this_->ignore_button=1;
386 navit_ignore_graphics_events(struct navit *this_, int ignore)
388 this_->ignore_graphics_events=ignore;
392 update_transformation(struct transformation *tr, struct point *old, struct point *new, struct point *rot)
397 double angleo,anglen;
399 if (!transform_reverse(tr, old, &co))
402 angleo=atan2(old->y-rot->y, old->x-rot->x)*180/M_PI;
403 anglen=atan2(new->y-rot->y, new->x-rot->x)*180/M_PI;
404 yaw=transform_get_yaw(tr)+angleo-anglen;
405 transform_set_yaw(tr, yaw % 360);
407 if (!transform_reverse(tr, new, &cn))
409 cp=transform_get_center(tr);
412 dbg(1,"from 0x%x,0x%x to 0x%x,0x%x\n", cp->x, cp->y, c.x, c.y);
413 transform_set_center(tr, &c);
417 navit_set_timeout(struct navit *this_)
420 follow.type=attr_follow;
421 follow.u.num=this_->center_timeout;
422 navit_set_attr(this_, &follow);
426 navit_handle_button(struct navit *this_, int pressed, int button, struct point *p, struct callback *popup_callback)
430 dbg(1,"enter %d %d (ignore %d)\n",pressed,button,this_->ignore_button);
431 callback_list_call_attr_4(this_->attr_cbl, attr_button, this_, GINT_TO_POINTER(pressed), GINT_TO_POINTER(button), p);
432 if (this_->ignore_button) {
433 this_->ignore_button=0;
441 this_->button_pressed=1;
445 this_->button_timeout=event_add_timeout(500, 0, popup_callback);
448 navit_set_center_screen(this_, p, 1);
450 popup(this_, button, p);
451 if (button == 4 && this_->use_mousewheel) {
453 navit_zoom_in(this_, 2, p);
455 if (button == 5 && this_->use_mousewheel) {
457 navit_zoom_out(this_, 2, p);
461 this_->button_pressed=0;
462 if (this_->button_timeout) {
463 event_remove_timeout(this_->button_timeout);
464 this_->button_timeout=NULL;
465 if (! this_->moved && ! transform_within_border(this_->trans, p, border)) {
466 navit_set_center_screen(this_, p, !this_->zoomed);
469 if (this_->motion_timeout) {
470 event_remove_timeout(this_->motion_timeout);
471 this_->motion_timeout=NULL;
478 update_transformation(this_->trans, &this_->pressed, p, &pr);
480 update_transformation(this_->trans, &this_->pressed, p, NULL);
482 graphics_draw_drag(this_->gra, NULL);
483 transform_copy(this_->trans, this_->trans_cursor);
484 graphics_overlay_disable(this_->gra, 0);
486 navit_set_timeout(this_);
495 navit_button(void *data, int pressed, int button, struct point *p)
497 struct navit *this=data;
498 dbg(1,"enter %d %d ignore %d\n",pressed,button,this->ignore_graphics_events);
499 if (!this->ignore_graphics_events) {
500 if (! this->popup_callback)
501 this->popup_callback=callback_new_1(callback_cast(navit_popup), this);
502 navit_handle_button(this, pressed, button, p, this->popup_callback);
508 navit_motion_timeout(struct navit *this_)
512 if (this_->drag_bitmap) {
514 point.x=(this_->current.x-this_->pressed.x);
515 point.y=(this_->current.y-this_->pressed.y);
516 if (graphics_draw_drag(this_->gra, &point)) {
517 graphics_overlay_disable(this_->gra, 1);
518 graphics_draw_mode(this_->gra, draw_mode_end);
520 this_->motion_timeout=NULL;
524 dx=(this_->current.x-this_->last.x);
525 dy=(this_->current.y-this_->last.y);
527 struct transformation *tr;
529 this_->last=this_->current;
530 graphics_overlay_disable(this_->gra, 1);
531 tr=transform_dup(this_->trans);
535 update_transformation(tr, &this_->pressed, &this_->current, &pr);
537 update_transformation(tr, &this_->pressed, &this_->current, NULL);
540 graphics_displaylist_move(this_->displaylist, dx, dy);
542 graphics_draw_cancel(this_->gra, this_->displaylist);
543 graphics_displaylist_draw(this_->gra, this_->displaylist, tr, this_->layout_current, this_->graphics_flags);
544 transform_destroy(tr);
547 this_->motion_timeout=NULL;
552 navit_handle_motion(struct navit *this_, struct point *p)
556 if (this_->button_pressed && !this_->popped) {
557 dx=(p->x-this_->pressed.x);
558 dy=(p->y-this_->pressed.y);
559 if (dx < -8 || dx > 8 || dy < -8 || dy > 8) {
561 if (this_->button_timeout) {
562 event_remove_timeout(this_->button_timeout);
563 this_->button_timeout=NULL;
566 if (! this_->motion_timeout_callback)
567 this_->motion_timeout_callback=callback_new_1(callback_cast(navit_motion_timeout), this_);
568 if (! this_->motion_timeout)
569 this_->motion_timeout=event_add_timeout(100, 0, this_->motion_timeout_callback);
575 navit_motion(void *data, struct point *p)
577 struct navit *this=data;
578 if (!this->ignore_graphics_events)
579 navit_handle_motion(this, p);
583 navit_predraw(struct navit *this_)
586 struct navit_vehicle *nv;
587 transform_copy(this_->trans, this_->trans_cursor);
591 navit_vehicle_draw(this_, nv, NULL);
597 navit_scale(struct navit *this_, long scale, struct point *p, int draw)
599 struct coord c1, c2, *center;
600 if (scale < this_->zoom_min)
601 scale=this_->zoom_min;
602 if (scale > this_->zoom_max)
603 scale=this_->zoom_max;
605 transform_reverse(this_->trans, p, &c1);
606 transform_set_scale(this_->trans, scale);
608 transform_reverse(this_->trans, p, &c2);
609 center = transform_center(this_->trans);
610 center->x += c1.x - c2.x;
611 center->y += c1.y - c2.y;
618 * @brief Automatically adjusts zoom level
620 * This function automatically adjusts the current
621 * zoom level according to the current speed.
623 * @param this_ The navit struct
624 * @param center The "immovable" point - i.e. the vehicles position if we're centering on the vehicle
625 * @param speed The vehicles speed in meters per second
626 * @param dir The direction into which the vehicle moves
629 navit_autozoom(struct navit *this_, struct coord *center, int speed, int draw)
636 if (! this_->autozoom_active) {
640 distance = speed * this_->autozoom_secs;
642 transform_get_size(this_->trans, &w, &h);
643 transform(this_->trans, transform_get_projection(this_->trans), center, &pc, 1, 0, 0, NULL);
644 scale = transform_get_scale(this_->trans);
646 /* We make sure that the point we want to see is within a certain range
647 * around the vehicle. The radius of this circle is the size of the
648 * screen. This doesn't necessarily mean the point is visible because of
649 * perspective etc. Quite rough, but should be enough. */
652 new_scale = (double)distance / h * 16;
654 new_scale = (double)distance / w * 16;
657 if (abs(new_scale - scale) < 2) {
661 if (new_scale >= this_->autozoom_min) {
662 navit_scale(this_, (long)new_scale, &pc, 0);
664 if (scale != this_->autozoom_min) {
665 navit_scale(this_, this_->autozoom_min, &pc, 0);
671 * Change the current zoom level, zooming closer to the ground
673 * @param navit The navit instance
674 * @param factor The zoom factor, usually 2
675 * @param p The invariant point (if set to NULL, default to center)
679 navit_zoom_in(struct navit *this_, int factor, struct point *p)
681 long scale=transform_get_scale(this_->trans)/factor;
684 navit_scale(this_, scale, p, 1);
688 * Change the current zoom level
690 * @param navit The navit instance
691 * @param factor The zoom factor, usually 2
692 * @param p The invariant point (if set to NULL, default to center)
696 navit_zoom_out(struct navit *this_, int factor, struct point *p)
698 long scale=transform_get_scale(this_->trans)*factor;
699 navit_scale(this_, scale, p, 1);
703 navit_zoom_in_cursor(struct navit *this_, int factor)
706 if (this_->vehicle && this_->vehicle->follow_curr <= 1 && navit_get_cursor_pnt(this_, &p, 0, NULL)) {
707 navit_zoom_in(this_, factor, &p);
708 this_->vehicle->follow_curr=this_->vehicle->follow;
710 navit_zoom_in(this_, factor, NULL);
714 navit_zoom_out_cursor(struct navit *this_, int factor)
717 if (this_->vehicle && this_->vehicle->follow_curr <= 1 && navit_get_cursor_pnt(this_, &p, 0, NULL)) {
718 navit_zoom_out(this_, 2, &p);
719 this_->vehicle->follow_curr=this_->vehicle->follow;
721 navit_zoom_out(this_, 2, NULL);
725 navit_cmd_zoom_in(struct navit *this_)
727 navit_zoom_in_cursor(this_, 2);
732 navit_cmd_zoom_out(struct navit *this_)
734 navit_zoom_out_cursor(this_, 2);
740 navit_cmd_say(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
742 if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str)
743 navit_say(this, in[0]->u.str);
746 static GHashTable *cmd_int_var_hash = NULL;
747 static GHashTable *cmd_attr_var_hash = NULL;
750 * Store key value pair for the command system (for int typed values)
752 * @param navit The navit instance
753 * @param function unused (needed to match command function signiture)
754 * @param in input attributes in[0] is the key string, in[1] is the integer value to store
755 * @param out output attributes, unused
756 * @param valid unused
760 navit_cmd_set_int_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
764 if(!cmd_int_var_hash) {
765 cmd_int_var_hash = g_hash_table_new(g_str_hash, g_str_equal);
768 if ( (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) &&
769 (in && in[1] && ATTR_IS_NUMERIC(in[1]->type))) {
770 val = g_new(struct attr,1);
771 attr_dup_content(in[1],val);
772 key = g_strdup(in[0]->u.str);
773 g_hash_table_insert(cmd_int_var_hash, key, val);
779 * Store key value pair for the command system (for attr typed values, can be used as opaque handles)
781 * @param navit The navit instance
782 * @param function unused (needed to match command function signiture)
783 * @param in input attributes in[0] is the key string, in[1] is the attr* value to store
784 * @param out output attributes, unused
785 * @param valid unused
788 //TODO free stored attributes on navit_destroy
790 navit_cmd_set_attr_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
794 if(!cmd_attr_var_hash) {
795 cmd_attr_var_hash = g_hash_table_new(g_str_hash, g_str_equal);
798 if ( (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) &&
800 val = attr_dup(in[1]);
802 key = g_strdup(in[0]->u.str);
803 g_hash_table_insert(cmd_attr_var_hash, key, val);
805 dbg(1, "Wrong parameters for set_attr_var() command function\n");
812 * command to toggle the active state of a named layer of the current layout
814 * @param navit The navit instance
815 * @param function unused (needed to match command function signiture)
816 * @param in input attribute in[0] is the name of the layer
817 * @param out output unused
818 * @param valid unused
822 navit_cmd_toggle_layer(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
824 if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
825 if(this->layout_current && this->layout_current->layers) {
826 GList* layers = this->layout_current->layers;
828 struct layer*l=layers->data;
829 if(l && !strcmp(l->name,in[0]->u.str) ) {
834 layers=g_list_next(layers);
841 * adds an item with the current coordinate of the vehicle to a named map
843 * @param navit The navit instance
844 * @param function unused (needed to match command function signiture)
845 * @param in input attribute in[0] is the name of the map
846 * @param out output attribute, 0 on error or the id of the created item on success
847 * @param valid unused
851 navit_cmd_map_add_curr_pos(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
853 struct attr **list = g_new0(struct attr *,2);
854 struct attr*val = g_new0(struct attr,1);
856 struct map_selection sel;
857 const int selection_range = 10;
858 enum item_type item_type;
860 struct map* curr_map = NULL;
861 struct coord curr_coord;
864 //return invalid item on error
865 val->type = attr_none;
871 in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str && //map name
872 in[1] && ATTR_IS_STRING(in[1]->type) && in[1]->u.str //item type
875 if(!(ms=navit_get_mapset(this))) {
876 dbg(1, "Command function map_add_curr_pos(): there is no active mapset\n");
880 if((item_type = item_from_name(in[1]->u.str))==type_none) {
881 dbg(1, "Command function map_add_curr_pos(): unknown item type\n");
885 curr_map = mapset_get_map_by_name(ms, in[0]->u.str);
887 //no map with the given name found
889 dbg(1, "Command function map_add_curr_pos(): map not found\n");
893 if(this->vehicle && this->vehicle->vehicle ) {
894 struct attr pos_attr;
895 if(vehicle_get_attr(this->vehicle->vehicle,attr_position_coord_geo,&pos_attr,NULL)) {
896 transform_from_geo(projection_mg, pos_attr.u.coord_geo, &curr_coord);
898 dbg(1, "Command function map_add_curr_pos(): vehicle position is not accessible\n");
902 dbg(1, "Command function map_add_curr_pos(): no vehicle\n");
908 sel.range.min=type_none;
909 sel.range.max=type_tec_common;
910 sel.u.c_rect.lu.x=curr_coord.x-selection_range;
911 sel.u.c_rect.lu.y=curr_coord.y+selection_range;
912 sel.u.c_rect.rl.x=curr_coord.x+selection_range;
913 sel.u.c_rect.rl.y=curr_coord.y-selection_range;
915 mr = map_rect_new(curr_map, &sel);
917 it = map_rect_create_item( mr, item_type);
919 val->type = attr_type_item_begin;
920 item_coord_set(it,&curr_coord, 1, change_mode_modify);
924 map_rect_destroy(mr);
929 * sets an attribute (name value pair) of a map item specified by map name and item id
931 * @param navit The navit instance
932 * @param function unused (needed to match command function signiture)
933 * @param in input attribute in[0] - name of the map ; in[1] - item ; in[2] - attr name ; in[3] - attr value
934 * @param out output attribute, 0 on error, 1 on success
935 * @param valid unused
939 navit_cmd_map_item_set_attr(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
942 in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str &&//map name
943 in[1] && ATTR_IS_ITEM(in[1]->type) && //item
944 in[2] && ATTR_IS_STRING(in[2]->type) && in[2]->u.str && //attr_type str
945 in[3] && ATTR_IS_STRING(in[3]->type) && in[3]->u.str //attr_value str
947 struct attr attr_to_set;
948 struct map* curr_map = NULL;
950 struct map_selection sel;
951 const int selection_range = 500;
952 struct coord curr_coord;
955 if(ATTR_IS_STRING(attr_from_name(in[2]->u.str))) {
956 attr_to_set.u.str = in[3]->u.str;
957 attr_to_set.type = attr_from_name(in[2]->u.str);
959 else if(ATTR_IS_INT(attr_from_name(in[2]->u.str))) {
960 attr_to_set.u.num = atoi(in[3]->u.str);
961 attr_to_set.type = attr_from_name(in[2]->u.str);
963 else if(ATTR_IS_DOUBLE(attr_from_name(in[2]->u.str))) {
964 double* val = g_new0(double,1);
965 *val = atof(in[3]->u.str);
966 attr_to_set.u.numd = val;
967 attr_to_set.type = attr_from_name(in[2]->u.str);
970 ms = navit_get_mapset(this);
972 curr_map = mapset_get_map_by_name(ms, in[0]->u.str);
979 sel.range.min=type_none;
980 sel.range.max=type_tec_common;
981 sel.u.c_rect.lu.x=curr_coord.x-selection_range;
982 sel.u.c_rect.lu.y=curr_coord.y+selection_range;
983 sel.u.c_rect.rl.x=curr_coord.x+selection_range;
984 sel.u.c_rect.rl.y=curr_coord.y-selection_range;
988 item_attr_set(it, &attr_to_set, change_mode_modify);
991 dbg(4,"Error in command function item_set_attr()\n");
992 dbg(4,"Command function item_set_attr(): map cond: %d\n",(in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str)?1:0);
993 dbg(4,"Command function item_set_attr(): item cond: %d\n",(in[1] && ATTR_IS_ITEM(in[1]->type))?1:0);
994 dbg(4,"Command function item_set_attr(): attr type cond: %d\n",(in[2] && ATTR_IS_STRING(in[2]->type) && in[2]->u.str)?1:0);
995 dbg(4,"Command function item_set_attr(): attr val cond: %d\n",(in[3] && ATTR_IS_STRING(in[3]->type) && in[3]->u.str)?1:0);
1000 * Get attr variable given a key string for the command system (for opaque usage)
1002 * @param navit The navit instance
1003 * @param function unused (needed to match command function signiture)
1004 * @param in input attribute in[0] is the key string
1005 * @param out output attribute, the attr for the given key string if exists or NULL
1006 * @param valid unused
1010 navit_cmd_get_attr_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1012 struct attr **list = g_new0(struct attr *,2);
1013 if(!cmd_attr_var_hash) {
1014 struct attr*val = g_new0(struct attr,1);
1015 cmd_attr_var_hash = g_hash_table_new(g_str_hash, g_str_equal);
1016 val->type = attr_type_item_begin;
1020 if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
1021 struct attr*ret = g_hash_table_lookup(cmd_attr_var_hash, in[0]->u.str);
1023 list[0] = attr_dup(ret);
1026 struct attr*val = g_new0(struct attr,1);
1027 val->type = attr_type_int_begin;
1038 * Get value given a key string for the command system
1040 * @param navit The navit instance
1041 * @param function unused (needed to match command function signiture)
1042 * @param in input attribute in[0] is the key string
1043 * @param out output attribute, the value for the given key string if exists or 0
1044 * @param valid unused
1048 navit_cmd_get_int_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1050 struct attr **list = g_new0(struct attr *,2);
1051 if(!cmd_int_var_hash) {
1052 struct attr*val = g_new0(struct attr,1);
1053 cmd_int_var_hash = g_hash_table_new(g_str_hash, g_str_equal);
1054 val->type = attr_type_int_begin;
1058 if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
1059 struct attr*ret = g_hash_table_lookup(cmd_int_var_hash, in[0]->u.str);
1061 list[0] = attr_dup(ret);
1064 struct attr*val = g_new0(struct attr,1);
1065 val->type = attr_type_int_begin;
1074 GList *cmd_int_var_stack = NULL;
1077 * Push an integer to the stack for the command system
1079 * @param navit The navit instance
1080 * @param function unused (needed to match command function signiture)
1081 * @param in input attribute in[0] is the integer attibute to push
1082 * @param out output attributes, unused
1083 * @param valid unused
1087 navit_cmd_push_int(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1089 if (in && in[0] && ATTR_IS_NUMERIC(in[0]->type)) {
1090 struct attr*val = g_new(struct attr,1);
1091 attr_dup_content(in[0],val);
1092 cmd_int_var_stack = g_list_prepend(cmd_int_var_stack, val);
1097 * Pop an integer from the command system's integer stack
1099 * @param navit The navit instance
1100 * @param function unused (needed to match command function signiture)
1101 * @param in input attributes unused
1102 * @param out output attribute, the value popped if stack isn't empty or 0
1103 * @param valid unused
1107 navit_cmd_pop_int(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1109 struct attr **list = g_new0(struct attr *,2);
1110 if(!cmd_int_var_stack) {
1111 struct attr*val = g_new0(struct attr,1);
1112 val->type = attr_type_int_begin;
1117 list[0] = cmd_int_var_stack->data;
1118 cmd_int_var_stack = g_list_remove_link(cmd_int_var_stack,cmd_int_var_stack);
1125 * Get current size of command system's integer stack
1127 * @param navit The navit instance
1128 * @param function unused (needed to match command function signiture)
1129 * @param in input attributes unused
1130 * @param out output attribute, the size of stack
1131 * @param valid unused
1135 navit_cmd_int_stack_size(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1138 struct attr *attr = g_new0(struct attr ,1);
1139 attr->type = attr_type_int_begin;
1140 if(!cmd_int_var_stack) {
1144 attr->u.num = g_list_length(cmd_int_var_stack);
1146 list = g_new0(struct attr *,2);
1150 cmd_int_var_stack = g_list_remove_link(cmd_int_var_stack,cmd_int_var_stack);
1153 static struct attr **
1154 navit_get_coord(struct navit *this, struct attr **in, struct pcoord *pc)
1160 pc->pro = transform_get_projection(this->trans);
1161 if (ATTR_IS_STRING(in[0]->type)) {
1163 coord_parse(in[0]->u.str, pc->pro, &c);
1167 } else if (ATTR_IS_COORD(in[0]->type)) {
1168 pc->x=in[0]->u.coord->x;
1169 pc->y=in[0]->u.coord->y;
1171 } else if (ATTR_IS_PCOORD(in[0]->type)) {
1172 *pc=*in[0]->u.pcoord;
1174 } else if (in[1] && in[2] && ATTR_IS_INT(in[0]->type) && ATTR_IS_INT(in[1]->type) && ATTR_IS_INT(in[2]->type)) {
1175 pc->pro=in[0]->u.num;
1179 } else if (in[1] && ATTR_IS_INT(in[0]->type) && ATTR_IS_INT(in[1]->type)) {
1189 navit_cmd_set_destination(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1192 char *description=NULL;
1193 in=navit_get_coord(this, in, &pc);
1196 if (in[0] && ATTR_IS_STRING(in[0]->type))
1197 description=in[0]->u.str;
1198 navit_set_destination(this, &pc, description, 1);
1203 navit_cmd_route_remove_next_waypoint(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1205 navit_remove_waypoint(this);
1210 navit_cmd_route_remove_last_waypoint(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1212 navit_remove_nth_waypoint(this, navit_get_destination_count(this)-1);
1217 navit_cmd_set_center(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1220 in=navit_get_coord(this, in, &pc);
1223 navit_set_center(this, &pc, 0);
1228 navit_cmd_set_position(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1231 in=navit_get_coord(this, in, &pc);
1234 navit_set_position(this, &pc);
1239 navit_cmd_fmt_coordinates(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1242 attr.type=attr_type_string_begin;
1243 attr.u.str="Fix me";
1245 *out=attr_generic_add_attr(*out, &attr);
1250 * Join several string attributes into one
1252 * @param navit The navit instance
1253 * @param function unused (needed to match command function signiture)
1254 * @param in input attributes in[0] - separator, in[1..] - attributes to join
1255 * @param out output attribute joined attribute as string
1256 * @param valid unused
1260 navit_cmd_strjoin(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1265 attr.type=attr_type_string_begin;
1267 if(in[0] && in[1]) {
1268 sep=attr_to_text(in[0],NULL,1);
1269 ret=attr_to_text(in[1],NULL,1);
1270 for(i=2;in[i];i++) {
1271 gchar *in_i=attr_to_text(in[i],NULL,1);
1272 gchar *r=g_strjoin(sep,ret,in_i,NULL);
1280 *out=attr_generic_add_attr(*out, &attr);
1287 * Call external program
1289 * @param navit The navit instance
1290 * @param function unused (needed to match command function signiture)
1291 * @param in input attributes in[0] - name of executable, in[1..] - parameters
1292 * @param out output attribute unused
1293 * @param valid unused
1297 navit_cmd_spawn(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1299 int i,j, nparms, nvalid;
1301 struct spawn_process_info *pi;
1307 if (in[nparms]->type!=attr_none)
1314 argv=g_new(char*,nvalid+1);
1315 for(i=0,j=0;in[i];i++) {
1316 if(in[i]->type!=attr_none ) {
1317 argv[j++]=attr_to_text(in[i],NULL,1);
1319 dbg(0,"Parameter #%i is attr_none - skipping\n",i);
1323 pi=spawn_process(argv);
1325 // spawn_process() testing suite - uncomment following code to test.
1327 // example of non-blocking wait
1328 //int st=spawn_process_check_status(pi,0);dbg(0,"status %i\n",st);
1329 // example of blocking wait
1330 //st=spawn_process_check_status(pi,1);dbg(0,"status %i\n",st);
1331 // example of wait after process is finished and status is
1333 //st=spawn_process_check_status(pi,1);dbg(0,"status %i\n",st);
1334 // example of wait after process is finished and status is
1335 // already tested - unblocked
1336 //st=spawn_process_check_status(pi,0);dbg(0,"status %i\n",st);
1338 // End testing suite
1339 spawn_process_info_free(pi);
1340 for(i=0;argv[i];i++)
1347 static struct command_table commands[] = {
1348 {"zoom_in",command_cast(navit_cmd_zoom_in)},
1349 {"zoom_out",command_cast(navit_cmd_zoom_out)},
1350 {"zoom_to_route",command_cast(navit_cmd_zoom_to_route)},
1351 {"say",command_cast(navit_cmd_say)},
1352 {"set_center",command_cast(navit_cmd_set_center)},
1353 {"set_center_cursor",command_cast(navit_cmd_set_center_cursor)},
1354 {"set_destination",command_cast(navit_cmd_set_destination)},
1355 {"route_remove_next_waypoint",command_cast(navit_cmd_route_remove_next_waypoint)},
1356 {"route_remove_last_waypoint",command_cast(navit_cmd_route_remove_last_waypoint)},
1357 {"set_position",command_cast(navit_cmd_set_position)},
1358 {"announcer_toggle",command_cast(navit_cmd_announcer_toggle)},
1359 {"fmt_coordinates",command_cast(navit_cmd_fmt_coordinates)},
1360 {"set_int_var",command_cast(navit_cmd_set_int_var)},
1361 {"get_int_var",command_cast(navit_cmd_get_int_var)},
1362 {"push_int",command_cast(navit_cmd_push_int)},
1363 {"pop_int",command_cast(navit_cmd_pop_int)},
1364 {"int_stack_size",command_cast(navit_cmd_int_stack_size)},
1365 {"toggle_layer",command_cast(navit_cmd_toggle_layer)},
1366 {"strjoin",command_cast(navit_cmd_strjoin)},
1367 {"spawn",command_cast(navit_cmd_spawn)},
1368 {"map_add_curr_pos",command_cast(navit_cmd_map_add_curr_pos)},
1369 {"map_item_set_attr",command_cast(navit_cmd_map_item_set_attr)},
1370 {"set_attr_var",command_cast(navit_cmd_set_attr_var)},
1371 {"get_attr_var",command_cast(navit_cmd_get_attr_var)},
1375 navit_command_add_table(struct navit*this_, struct command_table *commands, int count)
1377 command_add_table(this_->attr_cbl, commands, count, this_);
1381 navit_new(struct attr *parent, struct attr **attrs)
1383 struct navit *this_=g_new0(struct navit, 1);
1384 struct pcoord center;
1387 enum projection pro=projection_mg;
1392 this_->func=&navit_func;
1394 this_->attrs=attr_list_dup(attrs);
1395 this_->self.type=attr_navit;
1396 this_->self.u.navit=this_;
1397 this_->attr_cbl=callback_list_new();
1399 this_->orientation=-1;
1400 this_->tracking_flag=1;
1401 this_->recentdest_count=10;
1402 this_->osd_configuration=-1;
1404 this_->center_timeout = 10;
1405 this_->use_mousewheel = 1;
1406 this_->autozoom_secs = 10;
1407 this_->autozoom_min = 7;
1408 this_->autozoom_active = 0;
1409 this_->zoom_min = 1;
1410 this_->zoom_max = 2097152;
1411 this_->follow_cursor = 1;
1415 this_->trans = transform_new();
1416 this_->trans_cursor = transform_new();
1417 transform_set_projection(this_->trans_cursor, pro);
1418 transform_from_geo(pro, &g, &co);
1423 transform_setup(this_->trans, ¢er, zoom, (this_->orientation != -1) ? this_->orientation : 0);
1425 this_->bookmarks=bookmarks_new(&this_->self, NULL, this_->trans);
1429 for (;*attrs; attrs++) {
1430 navit_set_attr_do(this_, *attrs, 1);
1432 this_->displaylist=graphics_displaylist_new();
1433 command_add_table(this_->attr_cbl, commands, sizeof(commands)/sizeof(struct command_table), this_);
1435 this_->messages = messagelist_new(attrs);
1437 dbg(0,"return %p\n",this_);
1443 navit_set_gui(struct navit *this_, struct gui *gui)
1448 if (gui_has_main_loop(this_->gui)) {
1449 if (! main_loop_gui) {
1450 main_loop_gui=this_->gui;
1452 dbg(0,"gui with main loop already active, ignoring this instance");
1460 navit_add_message(struct navit *this_, char *message)
1462 message_new(this_->messages, message);
1466 *navit_get_messages(struct navit *this_)
1468 return message_get(this_->messages);
1472 navit_set_graphics(struct navit *this_, struct graphics *gra)
1477 this_->resize_callback=callback_new_attr_1(callback_cast(navit_resize), attr_resize, this_);
1478 graphics_add_callback(gra, this_->resize_callback);
1479 this_->button_callback=callback_new_attr_1(callback_cast(navit_button), attr_button, this_);
1480 graphics_add_callback(gra, this_->button_callback);
1481 this_->motion_callback=callback_new_attr_1(callback_cast(navit_motion), attr_motion, this_);
1482 graphics_add_callback(gra, this_->motion_callback);
1483 this_->predraw_callback=callback_new_attr_1(callback_cast(navit_predraw), attr_predraw, this_);
1484 graphics_add_callback(gra, this_->predraw_callback);
1489 navit_get_graphics(struct navit *this_)
1494 struct vehicleprofile *
1495 navit_get_vehicleprofile(struct navit *this_)
1497 return this_->vehicleprofile;
1501 navit_get_vehicleprofiles(struct navit *this_)
1503 return this_->vehicleprofiles;
1507 navit_projection_set(struct navit *this_, enum projection pro, int draw)
1512 c=transform_center(this_->trans);
1513 transform_to_geo(transform_get_projection(this_->trans), c, &g);
1514 transform_set_projection(this_->trans, pro);
1515 transform_from_geo(pro, &g, c);
1521 navit_mark_navigation_stopped(char *former_destination_file){
1523 f=fopen(former_destination_file, "a");
1525 fprintf(f,"%s", TEXTFILE_COMMENT_NAVI_STOPPED);
1528 dbg(0, "Error setting mark in destination file %s: %s\n", former_destination_file, strerror(errno));
1533 * Start or add a given set of coordinates for route computing
1535 * @param navit The navit instance
1536 * @param c The coordinate to start routing to
1537 * @param description A label which allows the user to later identify this destination in the former destinations selection
1541 navit_set_destination(struct navit *this_, struct pcoord *c, const char *description, int async)
1543 char *destination_file;
1544 destination_file = bookmarks_get_destination_file(TRUE);
1546 this_->destination=*c;
1547 this_->destination_valid=1;
1549 dbg(1, "c=(%i,%i)\n", c->x,c->y);
1550 bookmarks_append_coord(this_->former_destination, destination_file, c, type_former_destination, description, this_->recentdest_count);
1552 this_->destination_valid=0;
1553 navit_mark_navigation_stopped(destination_file);
1555 g_free(destination_file);
1556 callback_list_call_attr_0(this_->attr_cbl, attr_destination);
1559 navit_get_attr(this_, attr_waypoints_flag, &attr, NULL);
1560 if (this_->waypoints_flag==0 || route_get_destination_count(this_->route)==0){
1561 route_set_destination(this_->route, c, async);
1563 route_append_destination(this_->route, c, async);
1566 if (this_->ready == 3)
1572 * Start the route computing to a given set of coordinates including waypoints
1574 * @param navit The navit instance
1575 * @param c The coordinate to start routing to
1576 * @param description A label which allows the user to later identify this destination in the former destinations selection
1580 navit_set_destinations(struct navit *this_, struct pcoord *c, int count, const char *description, int async)
1582 char *destination_file;
1584 this_->destination=c[count-1];
1585 this_->destination_valid=1;
1587 destination_file = bookmarks_get_destination_file(TRUE);
1588 bookmarks_append_coord(this_->former_destination, destination_file, c, type_former_itinerary, description, this_->recentdest_count);
1589 g_free(destination_file);
1591 this_->destination_valid=0;
1592 callback_list_call_attr_0(this_->attr_cbl, attr_destination);
1594 route_set_destinations(this_->route, c, count, async);
1596 if (this_->ready == 3)
1602 navit_get_destinations(struct navit *this_, struct pcoord *pc, int count)
1606 return route_get_destinations(this_->route, pc, count);
1611 navit_get_destination_count(struct navit *this_)
1615 return route_get_destination_count(this_->route);
1619 navit_get_destination_description(struct navit *this_, int n)
1623 return route_get_destination_description(this_->route, n);
1627 navit_remove_nth_waypoint(struct navit *this_, int n)
1631 if (route_get_destination_count(this_->route)>1){
1632 route_remove_nth_waypoint(this_->route, n);
1634 navit_set_destination(this_, NULL, NULL, 0);
1639 navit_remove_waypoint(struct navit *this_)
1643 if (route_get_destination_count(this_->route)>1){
1644 route_remove_waypoint(this_->route);
1646 navit_set_destination(this_, NULL, NULL, 0);
1651 * @brief Checks if a route is calculated
1653 * This function checks if a route is calculated.
1655 * @param this_ The navit struct whose route should be checked.
1656 * @return True if the route is set, false otherwise.
1659 navit_check_route(struct navit *this_)
1662 return route_get_path_set(this_->route);
1669 navit_former_destinations_active(struct navit *this_)
1671 char *destination_file_name = bookmarks_get_destination_file(FALSE);
1672 FILE *destination_file;
1675 destination_file=fopen(destination_file_name,"r");
1676 if (destination_file) {
1677 while(fgets(lastline, sizeof(lastline), destination_file));
1678 fclose(destination_file);
1679 if ((lastline != NULL) && (strcmp(lastline, TEXTFILE_COMMENT_NAVI_STOPPED))){
1683 g_free(destination_file_name);
1687 struct map* read_former_destinations_from_file(){
1688 struct attr type, data, flags, *attrs[4];
1689 char *destination_file = bookmarks_get_destination_file(FALSE);
1692 type.type=attr_type;
1693 type.u.str="textfile";
1695 data.type=attr_data;
1696 data.u.str=destination_file;
1698 flags.type=attr_flags;
1701 attrs[0]=&type; attrs[1]=&data; attrs[2]=&flags; attrs[3]=NULL;
1703 m=map_new(NULL, attrs);
1704 g_free(destination_file);
1709 navit_add_former_destinations_from_file(struct navit *this_)
1712 int i,valid=0,count=0;
1714 struct pcoord pc[16];
1715 struct map_rect *mr;
1717 this_->former_destination=read_former_destinations_from_file();
1718 if (!this_->route || !navit_former_destinations_active(this_) || !this_->vehicle)
1720 mr=map_rect_new(this_->former_destination, NULL);
1721 while ((item=map_rect_get_item(mr))) {
1722 if ((item->type == type_former_destination || item->type == type_former_itinerary || item->type == type_former_itinerary_part) && (count=item_coord_get(item, c, 16)))
1725 map_rect_destroy(mr);
1726 if (valid && count > 0) {
1727 for (i = 0 ; i < count ; i++) {
1728 pc[i].pro=map_projection(this_->former_destination);
1733 route_set_destination(this_->route, &pc[0], 1);
1735 route_set_destinations(this_->route, pc, count, 1);
1736 this_->destination=pc[count-1];
1737 this_->destination_valid=1;
1743 navit_textfile_debug_log(struct navit *this_, const char *fmt, ...)
1748 if (this_->textfile_debug_log && this_->vehicle) {
1749 str1=g_strdup_vprintf(fmt, ap);
1750 str2=g_strdup_printf("0x%x 0x%x%s%s\n", this_->vehicle->coord.x, this_->vehicle->coord.y, strlen(str1) ? " " : "", str1);
1751 log_write(this_->textfile_debug_log, str2, strlen(str2), 0);
1759 navit_textfile_debug_log_at(struct navit *this_, struct pcoord *pc, const char *fmt, ...)
1764 if (this_->textfile_debug_log && this_->vehicle) {
1765 str1=g_strdup_vprintf(fmt, ap);
1766 str2=g_strdup_printf("0x%x 0x%x%s%s\n", pc->x, pc->y, strlen(str1) ? " " : "", str1);
1767 log_write(this_->textfile_debug_log, str2, strlen(str2), 0);
1775 navit_say(struct navit *this_, char *text)
1779 if (!speech_get_attr(this_->speech, attr_active, &attr, NULL))
1781 dbg(1, "this_.speech->active %i\n", attr.u.num);
1783 speech_say(this_->speech, text);
1788 * @brief Toggles the navigation announcer for navit
1789 * @param this_ The navit object
1792 navit_cmd_announcer_toggle(struct navit *this_)
1794 struct attr attr, speechattr;
1796 // search for the speech attribute
1797 if(!navit_get_attr(this_, attr_speech, &speechattr, NULL))
1799 // find out if the corresponding attribute attr_active has been set
1800 if(speech_get_attr(speechattr.u.speech, attr_active, &attr, NULL)) {
1802 attr.u.num = !attr.u.num;
1804 // otherwise disable it because voice is enabled by default
1805 attr.type = attr_active;
1809 // apply the new state
1810 if(!speech_set_attr(speechattr.u.speech, &attr))
1813 // announce that the speech attribute has changed
1814 callback_list_call_attr_0(this_->attr_cbl, attr_speech);
1818 navit_speak(struct navit *this_)
1820 struct navigation *nav=this_->navigation;
1821 struct map *map=NULL;
1822 struct map_rect *mr=NULL;
1826 if (!speech_get_attr(this_->speech, attr_active, &attr, NULL))
1828 dbg(1, "this_.speech->active %i\n", attr.u.num);
1833 map=navigation_get_map(nav);
1835 mr=map_rect_new(map, NULL);
1837 while ((item=map_rect_get_item(mr)) && (item->type == type_nav_position || item->type == type_nav_none));
1838 if (item && item_attr_get(item, attr_navigation_speech, &attr)) {
1839 speech_say(this_->speech, attr.u.str);
1840 navit_add_message(this_, attr.u.str);
1841 navit_textfile_debug_log(this_, "type=announcement label=\"%s\"", attr.u.str);
1843 map_rect_destroy(mr);
1848 navit_window_roadbook_update(struct navit *this_)
1850 struct navigation *nav=this_->navigation;
1851 struct map *map=NULL;
1852 struct map_rect *mr=NULL;
1855 struct param_list param[5];
1859 datawindow_mode(this_->roadbook_window, 1);
1861 map=navigation_get_map(nav);
1863 mr=map_rect_new(map, NULL);
1864 dbg(0,"nav=%p map=%p mr=%p\n", nav, map, mr);
1866 dbg(0,"while loop\n");
1867 while ((item=map_rect_get_item(mr))) {
1868 dbg(0,"item=%p\n", item);
1870 if (item->type != type_nav_position) {
1871 item_attr_get(item, attr_navigation_long, &attr);
1872 if (attr.u.str == NULL) {
1875 dbg(2, "Command='%s'\n", attr.u.str);
1876 param[0].value=g_strdup(attr.u.str);
1878 param[0].value=_("Position");
1879 param[0].name=_("Command");
1881 item_attr_get(item, attr_length, &attr);
1882 dbg(2, "Length=%d\n", attr.u.num);
1883 param[1].name=_("Length");
1885 if ( attr.u.num >= 2000 )
1887 param[1].value=g_strdup_printf("%5.1f %s",(float)attr.u.num / 1000, _("km") );
1891 param[1].value=g_strdup_printf("%7ld %s",attr.u.num, _("m"));
1894 item_attr_get(item, attr_time, &attr);
1895 dbg(2, "Time=%d\n", attr.u.num);
1897 param[2].name=_("Time");
1900 param[2].value=g_strdup_printf("%d:%02d:%02d",secs / 60, ( secs / 60 ) % 60 , secs % 60);
1904 param[2].value=g_strdup_printf("%d:%02d",secs / 60, secs % 60);
1907 item_attr_get(item, attr_destination_length, &attr);
1908 dbg(2, "Destlength=%d\n", attr.u.num);
1909 param[3].name=_("Destination Length");
1910 if ( attr.u.num >= 2000 )
1912 param[3].value=g_strdup_printf("%5.1f %s",(float)attr.u.num / 1000, _("km") );
1916 param[3].value=g_strdup_printf("%ld %s",attr.u.num, _("m"));
1919 item_attr_get(item, attr_destination_time, &attr);
1920 dbg(2, "Desttime=%d\n", attr.u.num);
1922 param[4].name=_("Destination Time");
1925 param[4].value=g_strdup_printf("%d:%02d:%02d",secs / 3600, (secs / 60 ) % 60 , secs % 60);
1929 param[4].value=g_strdup_printf("%d:%02d",secs / 60, secs % 60);
1931 datawindow_add(this_->roadbook_window, param, 5);
1933 map_rect_destroy(mr);
1935 datawindow_mode(this_->roadbook_window, 0);
1939 navit_window_roadbook_destroy(struct navit *this_)
1942 navigation_unregister_callback(this_->navigation, attr_navigation_long, this_->roadbook_callback);
1943 callback_destroy(this_->roadbook_callback);
1944 this_->roadbook_window=NULL;
1945 this_->roadbook_callback=NULL;
1948 navit_window_roadbook_new(struct navit *this_)
1950 if (!this_->gui || this_->roadbook_callback || this_->roadbook_window) {
1954 this_->roadbook_callback=callback_new_1(callback_cast(navit_window_roadbook_update), this_);
1955 navigation_register_callback(this_->navigation, attr_navigation_long, this_->roadbook_callback);
1956 this_->roadbook_window=gui_datawindow_new(this_->gui, _("Roadbook"), NULL, callback_new_1(callback_cast(navit_window_roadbook_destroy), this_));
1957 navit_window_roadbook_update(this_);
1961 navit_init(struct navit *this_)
1968 dbg(2,"enter gui %p graphics %p\n",this_->gui,this_->gra);
1970 if (!this_->gui && !(this_->flags & 2)) {
1971 dbg(0,"Warning: No GUI available.\n");
1974 if (!this_->gra && !(this_->flags & 1)) {
1975 dbg(0,"Warning: No graphics subsystem available.\n");
1978 dbg(2,"Connecting gui to graphics\n");
1979 if (this_->gui && this_->gra && gui_set_graphics(this_->gui, this_->gra)) {
1980 struct attr attr_type_gui, attr_type_graphics;
1981 gui_get_attr(this_->gui, attr_type, &attr_type_gui, NULL);
1982 graphics_get_attr(this_->gra, attr_type, &attr_type_graphics, NULL);
1983 dbg(0,"failed to connect graphics '%s' to gui '%s'\n", attr_type_graphics.u.str, attr_type_gui.u.str);
1984 dbg(0," Please see http://wiki.navit-project.org/index.php/Failed_to_connect_graphics_to_gui\n");
1985 dbg(0," for explanations and solutions\n");
1988 if (this_->speech && this_->navigation) {
1990 speech.type=attr_speech;
1991 speech.u.speech=this_->speech;
1992 navigation_set_attr(this_->navigation, &speech);
1994 dbg(2,"Initializing graphics\n");
1995 dbg(2,"Setting Vehicle\n");
1996 navit_set_vehicle(this_, this_->vehicle);
1997 dbg(2,"Adding dynamic maps to mapset %p\n",this_->mapsets);
1998 if (this_->mapsets) {
1999 struct mapset_handle *msh;
2000 ms=this_->mapsets->data;
2001 this_->progress_cb=callback_new_attr_1(callback_cast(navit_map_progress), attr_progress, this_);
2002 msh=mapset_open(ms);
2003 while (msh && (map=mapset_next(msh, 0))) {
2004 //pass new callback instance for each map in the mapset to make map callback list destruction work correctly
2005 struct callback *pcb = callback_new_attr_1(callback_cast(navit_map_progress), attr_progress, this_);
2006 map_add_callback(map, pcb);
2011 if ((map=route_get_map(this_->route))) {
2013 map_a.type=attr_map;
2015 mapset_add_attr(ms, &map_a);
2017 if ((map=route_get_graph_map(this_->route))) {
2018 struct attr map_a,active;
2019 map_a.type=attr_map;
2021 active.type=attr_active;
2023 mapset_add_attr(ms, &map_a);
2024 map_set_attr(map, &active);
2026 route_set_mapset(this_->route, ms);
2027 route_set_projection(this_->route, transform_get_projection(this_->trans));
2029 if (this_->tracking) {
2030 tracking_set_mapset(this_->tracking, ms);
2032 tracking_set_route(this_->tracking, this_->route);
2034 if (this_->navigation) {
2035 if ((map=navigation_get_map(this_->navigation))) {
2036 struct attr map_a,active;
2037 map_a.type=attr_map;
2039 active.type=attr_active;
2041 mapset_add_attr(ms, &map_a);
2042 map_set_attr(map, &active);
2045 if (this_->tracking) {
2046 if ((map=tracking_get_map(this_->tracking))) {
2047 struct attr map_a,active;
2048 map_a.type=attr_map;
2050 active.type=attr_active;
2052 mapset_add_attr(ms, &map_a);
2053 map_set_attr(map, &active);
2056 navit_add_former_destinations_from_file(this_);
2059 struct attr callback;
2060 this_->route_cb=callback_new_attr_1(callback_cast(navit_redraw_route), attr_route_status, this_);
2061 callback.type=attr_callback;
2062 callback.u.callback=this_->route_cb;
2063 route_add_attr(this_->route, &callback);
2065 if (this_->navigation) {
2066 if (this_->speech) {
2067 this_->nav_speech_cb=callback_new_1(callback_cast(navit_speak), this_);
2068 navigation_register_callback(this_->navigation, attr_navigation_speech, this_->nav_speech_cb);
2071 navigation_set_route(this_->navigation, this_->route);
2073 dbg(2,"Setting Center\n");
2074 center_file = bookmarks_get_center_file(FALSE);
2075 bookmarks_set_center_from_file(this_->bookmarks, center_file);
2076 g_free(center_file);
2078 if (this_->menubar) {
2079 men=menu_add(this_->menubar, "Data", menu_type_submenu, NULL);
2081 navit_add_menu_windows_items(this_, men);
2087 navit_window_roadbook_new(this_);
2088 navit_window_items_new(this_);
2091 messagelist_init(this_->messages);
2093 navit_set_cursors(this_);
2095 callback_list_call_attr_1(this_->attr_cbl, attr_navit, this_);
2096 callback=(this_->ready == 2);
2098 dbg(2,"ready=%d\n",this_->ready);
2099 if (this_->ready == 3)
2100 navit_draw_async(this_, 1);
2102 callback_list_call_attr_1(this_->attr_cbl, attr_graphics_ready, this_);
2104 routech_test(this_);
2109 navit_zoom_to_rect(struct navit *this_, struct coord_rect *r)
2114 c.x=(r->rl.x+r->lu.x)/2;
2115 c.y=(r->rl.y+r->lu.y)/2;
2116 transform_set_center(this_->trans, &c);
2117 transform_get_size(this_->trans, &w, &h);
2118 dbg(0,"center 0x%x,0x%x w %d h %d\n",c.x,c.y,w,h);
2119 dbg(0,"%x,%x-%x,%x\n", r->lu.x,r->lu.y,r->rl.x,r->rl.y);
2120 while (scale < 1<<20) {
2122 transform_set_scale(this_->trans, scale);
2123 transform_setup_source_rect(this_->trans);
2124 transform(this_->trans, transform_get_projection(this_->trans), &r->lu, &p1, 1, 0, 0, NULL);
2125 transform(this_->trans, transform_get_projection(this_->trans), &r->rl, &p2, 1, 0, 0, NULL);
2126 dbg(0,"%d,%d-%d,%d\n",p1.x,p1.y,p2.x,p2.y);
2127 if (p1.x < 0 || p2.x < 0 || p1.x > w || p2.x > w ||
2128 p1.y < 0 || p2.y < 0 || p1.y > h || p2.y > h)
2134 dbg(0,"scale=%d (0x%x) of %d (0x%x)\n",scale,scale,1<<20,1<<20);
2135 if (this_->ready == 3)
2136 navit_draw_async(this_,0);
2140 navit_zoom_to_route(struct navit *this_, int orientation)
2143 struct map_rect *mr=NULL;
2146 struct coord_rect r;
2151 map=route_get_map(this_->route);
2152 dbg(1,"map=%p\n",map);
2154 mr=map_rect_new(map, NULL);
2155 dbg(1,"mr=%p\n",mr);
2157 while ((item=map_rect_get_item(mr))) {
2158 dbg(1,"item=%s\n", item_to_name(item->type));
2159 while (item_coord_get(item, &c, 1)) {
2164 coord_rect_extend(&r, &c);
2168 map_rect_destroy(mr);
2172 if (orientation != -1)
2173 transform_set_yaw(this_->trans, orientation);
2174 navit_zoom_to_rect(this_, &r);
2178 navit_cmd_zoom_to_route(struct navit *this)
2180 navit_zoom_to_route(this, 0);
2185 * Change the current zoom level
2187 * @param navit The navit instance
2188 * @param center The point where to center the map, including its projection
2192 navit_set_center(struct navit *this_, struct pcoord *center, int set_timeout)
2194 struct coord *c=transform_center(this_->trans);
2196 enum projection pro = transform_get_projection(this_->trans);
2197 if (pro != center->pro) {
2200 transform_from_to(&c1, center->pro, &c2, pro);
2207 navit_set_timeout(this_);
2208 if (this_->ready == 3)
2213 navit_set_center_coord_screen(struct navit *this_, struct coord *c, struct point *p, int set_timeout)
2217 transform_set_center(this_->trans, c);
2218 transform_get_size(this_->trans, &width, &height);
2221 update_transformation(this_->trans, &po, p, NULL);
2223 navit_set_timeout(this_);
2227 * Links all vehicles to a cursor depending on the current profile.
2229 * @param this_ A navit instance
2230 * @author Ralph Sennhauser (10/2009)
2233 navit_set_cursors(struct navit *this_)
2236 struct navit_vehicle *nv;
2240 v=g_list_first(this_->vehicles); // GList of navit_vehicles
2243 if (vehicle_get_attr(nv->vehicle, attr_cursorname, &name, NULL)) {
2244 if (!strcmp(name.u.str,"none"))
2247 c=layout_get_cursor(this_->layout_current, name.u.str);
2249 c=layout_get_cursor(this_->layout_current, "default");
2250 vehicle_set_cursor(nv->vehicle, c, 0);
2257 navit_get_cursor_pnt(struct navit *this_, struct point *p, int keep_orientation, int *dir)
2260 struct navit_vehicle *nv=this_->vehicle;
2262 float offset=this_->radius; // Cursor offset from the center of the screen (percent).
2263 #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 */
2264 float min_offset = 0.; // Percent offset at min_offset_speed.
2265 float max_offset = 30.; // Percent offset at max_offset_speed.
2266 int min_offset_speed = 2; // Speed in km/h
2267 int max_offset_speed = 50; // Speed ini km/h
2268 // Calculate cursor offset from the center of the screen, upon speed.
2269 if (nv->speed <= min_offset_speed) {
2270 offset = min_offset;
2271 } else if (nv->speed > max_offset_speed) {
2272 offset = max_offset;
2274 offset = (max_offset - min_offset) / (max_offset_speed - min_offset_speed) * (nv->speed - min_offset_speed);
2278 transform_get_size(this_->trans, &width, &height);
2279 if (this_->orientation == -1 || keep_orientation) {
2281 p->y=(50 + offset)*height/100;
2283 *dir=keep_orientation?this_->orientation:nv->dir;
2286 if (this_->tracking && this_->tracking_flag) {
2287 mdir = tracking_get_angle(this_->tracking) - this_->orientation;
2289 mdir=nv->dir-this_->orientation;
2292 p->x=(50 - offset*sin(M_PI*mdir/180.))*width/100;
2293 p->y=(50 + offset*cos(M_PI*mdir/180.))*height/100;
2295 *dir=this_->orientation;
2301 navit_set_center_cursor(struct navit *this_, int autozoom, int keep_orientation)
2305 struct navit_vehicle *nv=this_->vehicle;
2306 navit_get_cursor_pnt(this_, &pn, keep_orientation, &dir);
2307 transform_set_yaw(this_->trans, dir);
2308 navit_set_center_coord_screen(this_, &nv->coord, &pn, 0);
2310 navit_autozoom(this_, &nv->coord, nv->speed, 0);
2314 navit_set_center_cursor_draw(struct navit *this_)
2316 navit_set_center_cursor(this_,1,0);
2317 if (this_->ready == 3)
2318 navit_draw_async(this_, 1);
2322 navit_cmd_set_center_cursor(struct navit *this_)
2324 navit_set_center_cursor_draw(this_);
2328 navit_set_center_screen(struct navit *this_, struct point *p, int set_timeout)
2332 transform_reverse(this_->trans, p, &c);
2335 pc.pro = transform_get_projection(this_->trans);
2336 navit_set_center(this_, &pc, set_timeout);
2340 navit_set_attr_do(struct navit *this_, struct attr *attr, int init)
2342 int dir=0, orient_old=0, attr_updated=0;
2346 struct navit_vehicle *nv;
2349 active.type=attr_active;
2352 switch (attr->type) {
2354 attr_updated=(this_->autozoom_secs != attr->u.num);
2355 this_->autozoom_secs = attr->u.num;
2357 case attr_autozoom_active:
2358 attr_updated=(this_->autozoom_active != attr->u.num);
2359 this_->autozoom_active = attr->u.num;
2362 transform_from_geo(transform_get_projection(this_->trans), attr->u.coord_geo, &co);
2363 dbg(1,"0x%x,0x%x\n",co.x,co.y);
2364 transform_set_center(this_->trans, &co);
2366 case attr_drag_bitmap:
2367 attr_updated=(this_->drag_bitmap != !!attr->u.num);
2368 this_->drag_bitmap=!!attr->u.num;
2371 attr_updated=(this_->flags != attr->u.num);
2372 this_->flags=attr->u.num;
2374 case attr_flags_graphics:
2375 attr_updated=(this_->graphics_flags != attr->u.num);
2376 this_->graphics_flags=attr->u.num;
2379 if (!this_->vehicle)
2381 attr_updated=(this_->vehicle->follow_curr != attr->u.num);
2382 this_->vehicle->follow_curr = attr->u.num;
2385 if(this_->layout_current!=attr->u.layout) {
2386 this_->layout_current=attr->u.layout;
2387 graphics_font_destroy_all(this_->gra);
2388 navit_set_cursors(this_);
2389 if (this_->ready == 3)
2394 case attr_layout_name:
2398 if (!strcmp(lay->name,attr->u.str)) {
2400 attr.type=attr_layout;
2402 return navit_set_attr_do(this_, &attr, init);
2407 case attr_map_border:
2408 if (this_->border != attr->u.num) {
2409 this_->border=attr->u.num;
2413 case attr_orientation:
2414 orient_old=this_->orientation;
2415 this_->orientation=attr->u.num;
2417 if (this_->orientation != -1) {
2418 dir = this_->orientation;
2420 if (this_->vehicle) {
2421 dir = this_->vehicle->dir;
2424 transform_set_yaw(this_->trans, dir);
2425 if (orient_old != this_->orientation) {
2427 if (this_->ready == 3)
2434 case attr_osd_configuration:
2435 dbg(0,"setting osd_configuration to %d (was %d)\n", attr->u.num, this_->osd_configuration);
2436 attr_updated=(this_->osd_configuration != attr->u.num);
2437 this_->osd_configuration=attr->u.num;
2440 attr_updated=(this_->pitch != attr->u.num);
2441 this_->pitch=attr->u.num;
2442 transform_set_pitch(this_->trans, this_->pitch);
2443 if (!init && attr_updated && this_->ready == 3)
2446 case attr_projection:
2447 if(this_->trans && transform_get_projection(this_->trans) != attr->u.projection) {
2448 navit_projection_set(this_, attr->u.projection, !init);
2453 attr_updated=(this_->radius != attr->u.num);
2454 this_->radius=attr->u.num;
2456 case attr_recent_dest:
2457 attr_updated=(this_->recentdest_count != attr->u.num);
2458 this_->recentdest_count=attr->u.num;
2461 if(this_->speech && this_->speech != attr->u.speech) {
2463 this_->speech = attr->u.speech;
2467 attr_updated=(this_->center_timeout != attr->u.num);
2468 this_->center_timeout = attr->u.num;
2471 attr_updated=(this_->tracking_flag != !!attr->u.num);
2472 this_->tracking_flag=!!attr->u.num;
2474 case attr_transformation:
2475 this_->trans=attr->u.transformation;
2477 case attr_use_mousewheel:
2478 attr_updated=(this_->use_mousewheel != !!attr->u.num);
2479 this_->use_mousewheel=!!attr->u.num;
2482 if (!attr->u.vehicle) {
2483 if (this_->vehicle) {
2484 vehicle_set_attr(this_->vehicle->vehicle, &active);
2485 navit_set_vehicle(this_, NULL);
2493 if (nv->vehicle == attr->u.vehicle) {
2494 if (!this_->vehicle || this_->vehicle->vehicle != attr->u.vehicle) {
2496 vehicle_set_attr(this_->vehicle->vehicle, &active);
2498 vehicle_set_attr(nv->vehicle, &active);
2501 navit_set_vehicle(this_, nv);
2507 zoom=transform_get_scale(this_->trans);
2508 attr_updated=(zoom != attr->u.num);
2509 transform_set_scale(this_->trans, attr->u.num);
2510 if (attr_updated && !init)
2514 attr_updated=(attr->u.num != this_->zoom_min);
2515 this_->zoom_min=attr->u.num;
2518 attr_updated=(attr->u.num != this_->zoom_max);
2519 this_->zoom_max=attr->u.num;
2522 navit_add_message(this_, attr->u.str);
2524 case attr_follow_cursor:
2525 attr_updated=(this_->follow_cursor != !!attr->u.num);
2526 this_->follow_cursor=!!attr->u.num;
2529 attr_updated=(this_->imperial != attr->u.num);
2530 this_->imperial=attr->u.num;
2532 case attr_waypoints_flag:
2533 attr_updated=(this_->waypoints_flag != !!attr->u.num);
2534 this_->waypoints_flag=!!attr->u.num;
2539 if (attr_updated && !init) {
2540 callback_list_call_attr_2(this_->attr_cbl, attr->type, this_, attr);
2541 if (attr->type == attr_osd_configuration)
2542 graphics_draw_mode(this_->gra, draw_mode_end);
2548 navit_set_attr(struct navit *this_, struct attr *attr)
2550 return navit_set_attr_do(this_, attr, 0);
2554 navit_get_attr(struct navit *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter)
2556 struct message *msg;
2563 msg = navit_get_messages(this_);
2571 len += strlen(msg->text) + 1;
2574 attr->u.str = g_malloc(len + 1);
2576 msg = navit_get_messages(this_);
2579 g_stpcpy((attr->u.str + offset), msg->text);
2580 offset += strlen(msg->text);
2581 attr->u.str[offset] = '\n';
2587 attr->u.str[len] = '\0';
2590 attr->u.num=this_->imperial;
2592 case attr_bookmark_map:
2593 attr->u.map=bookmarks_get_map(this_->bookmarks);
2595 case attr_bookmarks:
2596 attr->u.bookmarks=this_->bookmarks;
2598 case attr_callback_list:
2599 attr->u.callback_list=this_->attr_cbl;
2602 c=transform_get_center(this_->trans);
2603 transform_to_geo(transform_get_projection(this_->trans), c, &this_->center);
2604 attr->u.coord_geo=&this_->center;
2606 case attr_destination:
2607 if (! this_->destination_valid)
2609 attr->u.pcoord=&this_->destination;
2611 case attr_displaylist:
2612 attr->u.displaylist=this_->displaylist;
2613 return (attr->u.displaylist != NULL);
2615 if (!this_->vehicle)
2617 attr->u.num=this_->vehicle->follow_curr;
2619 case attr_former_destination_map:
2620 attr->u.map=this_->former_destination;
2623 attr->u.graphics=this_->gra;
2624 ret=(attr->u.graphics != NULL);
2627 attr->u.gui=this_->gui;
2628 ret=(attr->u.gui != NULL);
2633 iter->u.list=g_list_next(iter->u.list);
2635 iter->u.list=this_->layouts;
2639 attr->u.layout=(struct layout *)iter->u.list->data;
2641 attr->u.layout=this_->layout_current;
2645 if (iter && this_->mapsets) {
2646 if (!iter->u.mapset_handle) {
2647 iter->u.mapset_handle=mapset_open((struct mapset *)this_->mapsets->data);
2649 attr->u.map=mapset_next(iter->u.mapset_handle, 0);
2651 mapset_close(iter->u.mapset_handle);
2659 attr->u.mapset=this_->mapsets->data;
2660 ret=(attr->u.mapset != NULL);
2662 case attr_navigation:
2663 attr->u.navigation=this_->navigation;
2665 case attr_orientation:
2666 attr->u.num=this_->orientation;
2669 ret=attr_generic_get_attr(this_->attr_list, NULL, type, attr, iter?(struct attr_iter *)&iter->iter:NULL);
2671 case attr_osd_configuration:
2672 attr->u.num=this_->osd_configuration;
2675 attr->u.num=transform_get_pitch(this_->trans);
2677 case attr_projection:
2679 attr->u.num=transform_get_projection(this_->trans);
2685 attr->u.route=this_->route;
2688 attr->u.speech=this_->speech;
2691 attr->u.num=this_->tracking_flag;
2693 case attr_trackingo:
2694 attr->u.tracking=this_->tracking;
2696 case attr_transformation:
2697 attr->u.transformation=this_->trans;
2702 iter->u.list=g_list_next(iter->u.list);
2704 iter->u.list=this_->vehicles;
2708 attr->u.vehicle=((struct navit_vehicle*)iter->u.list->data)->vehicle;
2710 if(this_->vehicle) {
2711 attr->u.vehicle=this_->vehicle->vehicle;
2717 case attr_vehicleprofile:
2718 attr->u.vehicleprofile=this_->vehicleprofile;
2721 attr->u.num=transform_get_scale(this_->trans);
2723 case attr_autozoom_active:
2724 attr->u.num=this_->autozoom_active;
2726 case attr_follow_cursor:
2727 attr->u.num=this_->follow_cursor;
2729 case attr_waypoints_flag:
2730 attr->u.num=this_->waypoints_flag;
2740 navit_add_log(struct navit *this_, struct log *log)
2742 struct attr type_attr;
2743 if (!log_get_attr(log, attr_type, &type_attr, NULL))
2745 if (!strcmp(type_attr.u.str, "textfile_debug")) {
2746 char *header = "type=track_tracked\n";
2747 if (this_->textfile_debug_log)
2749 log_set_header(log, header, strlen(header));
2750 this_->textfile_debug_log=log;
2757 navit_add_layout(struct navit *this_, struct layout *layout)
2760 this_->layouts = g_list_append(this_->layouts, layout);
2761 layout_get_attr(layout, attr_active, &active, NULL);
2762 if(active.u.num || !this_->layout_current) {
2763 this_->layout_current=layout;
2770 navit_add_attr(struct navit *this_, struct attr *attr)
2773 switch (attr->type) {
2775 navit_add_callback(this_, attr->u.callback);
2778 ret=navit_add_log(this_, attr->u.log);
2781 ret=navit_set_gui(this_, attr->u.gui);
2784 ret=navit_set_graphics(this_, attr->u.graphics);
2787 ret=navit_add_layout(this_, attr->u.layout);
2790 this_->route=attr->u.route;
2793 this_->mapsets = g_list_append(this_->mapsets, attr->u.mapset);
2795 case attr_navigation:
2796 this_->navigation=attr->u.navigation;
2799 this_->attr_list=attr_generic_add_attr(this_->attr_list, attr);
2801 case attr_recent_dest:
2802 this_->recentdest_count = attr->u.num;
2805 this_->speech=attr->u.speech;
2807 case attr_trackingo:
2808 this_->tracking=attr->u.tracking;
2811 ret=navit_add_vehicle(this_, attr->u.vehicle);
2813 case attr_vehicleprofile:
2814 this_->vehicleprofiles=g_list_append(this_->vehicleprofiles, attr->u.vehicleprofile);
2816 case attr_autozoom_min:
2817 this_->autozoom_min = attr->u.num;
2823 this_->attrs=attr_generic_add_attr(this_->attrs, attr);
2824 callback_list_call_attr_2(this_->attr_cbl, attr->type, this_, attr);
2829 navit_remove_attr(struct navit *this_, struct attr *attr)
2832 switch (attr->type) {
2834 navit_remove_callback(this_, attr->u.callback);
2837 this_->attrs=attr_generic_remove_attr(this_->attrs, attr);
2846 navit_attr_iter_new(void)
2848 return g_new0(struct attr_iter, 1);
2852 navit_attr_iter_destroy(struct attr_iter *iter)
2858 navit_add_callback(struct navit *this_, struct callback *cb)
2860 callback_list_add(this_->attr_cbl, cb);
2864 navit_remove_callback(struct navit *this_, struct callback *cb)
2866 callback_list_remove(this_->attr_cbl, cb);
2870 * Toggle the cursor update : refresh the map each time the cursor has moved (instead of only when it reaches a border)
2872 * @param navit The navit instance
2877 navit_vehicle_draw(struct navit *this_, struct navit_vehicle *nv, struct point *pnt)
2879 struct point cursor_pnt;
2880 enum projection pro;
2887 pro=transform_get_projection(this_->trans_cursor);
2890 transform(this_->trans_cursor, pro, &nv->coord, &cursor_pnt, 1, 0, 0, NULL);
2892 vehicle_draw(nv->vehicle, this_->gra, &cursor_pnt, pnt ? 0:1, nv->dir-transform_get_yaw(this_->trans_cursor), nv->speed);
2897 pro=transform_get_projection(this_->trans);
2898 transform(this_->trans, pro, &nv->coord, &pnt2, 1);
2901 cursor_draw(nv->cursor, &pnt2, nv->dir-transform_get_angle(this_->trans, 0), nv->speed > 2, pnt == NULL);
2903 cursor_draw(nv->cursor, &pnt2, nv->dir-transform_get_angle(this_->trans, 0), nv->speed > 2, 1);
2909 navit_vehicle_update(struct navit *this_, struct navit_vehicle *nv)
2911 struct attr attr_valid, attr_dir, attr_speed, attr_pos;
2912 struct pcoord cursor_pc;
2913 struct point cursor_pnt, *pnt=&cursor_pnt;
2914 struct tracking *tracking=NULL;
2915 struct pcoord pc[16];
2916 enum projection pro=transform_get_projection(this_->trans_cursor);
2918 int (*get_attr)(void *, enum attr_type, struct attr *, struct attr_iter *);
2920 char *destination_file;
2924 if (this_->ready == 3)
2925 navit_layout_switch(this_);
2926 if (this_->vehicle == nv && this_->tracking_flag)
2927 tracking=this_->tracking;
2929 tracking_update(tracking, nv->vehicle, this_->vehicleprofile, pro);
2930 attr_object=tracking;
2931 get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))tracking_get_attr;
2933 attr_object=nv->vehicle;
2934 get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))vehicle_get_attr;
2936 if (get_attr(attr_object, attr_position_valid, &attr_valid, NULL))
2937 if (!attr_valid.u.num != attr_position_valid_invalid)
2939 if (! get_attr(attr_object, attr_position_direction, &attr_dir, NULL) ||
2940 ! get_attr(attr_object, attr_position_speed, &attr_speed, NULL) ||
2941 ! get_attr(attr_object, attr_position_coord_geo, &attr_pos, NULL)) {
2942 profile(0,"return 2\n");
2945 nv->dir=*attr_dir.u.numd;
2946 nv->speed=*attr_speed.u.numd;
2947 transform_from_geo(pro, attr_pos.u.coord_geo, &nv->coord);
2948 if (nv != this_->vehicle) {
2949 if (this_->ready == 3)
2950 navit_vehicle_draw(this_, nv, NULL);
2951 profile(0,"return 3\n");
2954 cursor_pc.x = nv->coord.x;
2955 cursor_pc.y = nv->coord.y;
2956 cursor_pc.pro = pro;
2959 route_set_position_from_tracking(this_->route, tracking, pro);
2961 route_set_position(this_->route, &cursor_pc);
2963 callback_list_call_attr_0(this_->attr_cbl, attr_position);
2964 navit_textfile_debug_log(this_, "type=trackpoint_tracked");
2965 if (this_->ready == 3) {
2966 if (this_->gui && nv->speed > 2)
2967 navit_disable_suspend();
2969 transform(this_->trans_cursor, pro, &nv->coord, &cursor_pnt, 1, 0, 0, NULL);
2970 if (this_->button_pressed != 1 && this_->follow_cursor && nv->follow_curr <= nv->follow &&
2971 (nv->follow_curr == 1 || !transform_within_border(this_->trans_cursor, &cursor_pnt, this_->border)))
2972 navit_set_center_cursor_draw(this_);
2974 navit_vehicle_draw(this_, nv, pnt);
2976 if (nv->follow_curr > 1)
2979 nv->follow_curr=nv->follow;
2981 callback_list_call_attr_2(this_->attr_cbl, attr_position_coord_geo, this_, nv->vehicle);
2983 /* Finally, if we reached our destination, stop navigation. */
2985 switch(route_destination_reached(this_->route)) {
2987 description=route_get_destination_description(this_->route, 0);
2988 route_remove_waypoint(this_->route);
2989 count=route_get_destinations(this_->route, pc, 16);
2990 destination_file = bookmarks_get_destination_file(TRUE);
2991 bookmarks_append_coord(this_->former_destination, destination_file, pc, type_former_itinerary_part, description, this_->recentdest_count);
2992 g_free(description);
2995 description=route_get_destination_description(this_->route, 0);
2996 count=route_get_destinations(this_->route, pc, 1);
2997 destination_file = bookmarks_get_destination_file(TRUE);
2998 bookmarks_append_coord(this_->former_destination, destination_file, pc, type_former_itinerary_part, description, this_->recentdest_count);
2999 g_free(description);
3000 navit_set_destination(this_, NULL, NULL, 0);
3004 profile(0,"return 5\n");
3008 * Set the position of the vehicle
3010 * @param navit The navit instance
3011 * @param c The coordinate to set as position
3016 navit_set_position(struct navit *this_, struct pcoord *c)
3019 route_set_position(this_->route, c);
3020 callback_list_call_attr_0(this_->attr_cbl, attr_position);
3022 if (this_->ready == 3)
3027 navit_set_vehicleprofile(struct navit *this_, char *name)
3031 l=this_->vehicleprofiles;
3033 if (vehicleprofile_get_attr(l->data, attr_name, &attr, NULL)) {
3034 if (!strcmp(attr.u.str, name)) {
3035 this_->vehicleprofile=l->data;
3037 route_set_profile(this_->route, this_->vehicleprofile);
3047 navit_set_vehicle(struct navit *this_, struct navit_vehicle *nv)
3053 if (vehicle_get_attr(nv->vehicle, attr_profilename, &attr, NULL)) {
3054 if (navit_set_vehicleprofile(this_, attr.u.str))
3057 if (!navit_set_vehicleprofile(this_,"car")) {
3058 /* We do not have a fallback "car" profile
3059 * so lets set any profile */
3061 l=this_->vehicleprofiles;
3063 this_->vehicleprofile=l->data;
3065 route_set_profile(this_->route, this_->vehicleprofile);
3071 * Register a new vehicle
3073 * @param navit The navit instance
3074 * @param v The vehicle instance
3075 * @returns 1 for success
3078 navit_add_vehicle(struct navit *this_, struct vehicle *v)
3080 struct navit_vehicle *nv=g_new0(struct navit_vehicle, 1);
3081 struct attr follow, active, animate;
3086 nv->animate_cursor=0;
3087 if ((vehicle_get_attr(v, attr_follow, &follow, NULL)))
3088 nv->follow=follow.u.num;
3089 nv->follow_curr=nv->follow;
3090 this_->vehicles=g_list_append(this_->vehicles, nv);
3091 if ((vehicle_get_attr(v, attr_active, &active, NULL)) && active.u.num)
3092 navit_set_vehicle(this_, nv);
3093 if ((vehicle_get_attr(v, attr_animate, &animate, NULL)))
3094 nv->animate_cursor=animate.u.num;
3095 nv->callback.type=attr_callback;
3096 nv->callback.u.callback=callback_new_attr_2(callback_cast(navit_vehicle_update), attr_position_coord_geo, this_, nv);
3097 vehicle_add_attr(nv->vehicle, &nv->callback);
3098 vehicle_set_attr(nv->vehicle, &this_->self);
3106 navit_get_gui(struct navit *this_)
3111 struct transformation *
3112 navit_get_trans(struct navit *this_)
3114 return this_->trans;
3118 navit_get_route(struct navit *this_)
3120 return this_->route;
3124 navit_get_navigation(struct navit *this_)
3126 return this_->navigation;
3129 struct displaylist *
3130 navit_get_displaylist(struct navit *this_)
3132 return this_->displaylist;
3136 navit_layout_switch(struct navit *n)
3140 struct attr iso8601_attr,geo_attr,valid_attr,layout_attr;
3141 double trise,tset,trise_actual;
3143 int year, month, day;
3145 if (navit_get_attr(n,attr_layout,&layout_attr,NULL)!=1) {
3146 return; //No layout - nothing to switch
3150 l=layout_attr.u.layout;
3152 if (l->dayname || l->nightname) {
3153 //Ok, we know that we have profile to switch
3155 //Check that we aren't calculating too fast
3156 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_time_iso8601,&iso8601_attr,NULL)==1) {
3157 currTs=iso8601_to_secs(iso8601_attr.u.str);
3158 dbg(1,"currTs: %u:%u\n",currTs%86400/3600,((currTs%86400)%3600)/60);
3160 if (currTs-(n->prevTs)<60) {
3161 //We've have to wait a little
3164 if (sscanf(iso8601_attr.u.str,"%d-%02d-%02dT",&year,&month,&day) != 3)
3166 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_valid, &valid_attr,NULL) && valid_attr.u.num==attr_position_valid_invalid) {
3167 return; //No valid fix yet
3169 if (vehicle_get_attr(n->vehicle->vehicle, attr_position_coord_geo,&geo_attr,NULL)!=1) {
3170 //No position - no sun
3174 //We calculate sunrise anyway, cause it is needed both for day and for night
3175 if (__sunriset__(year,month,day,geo_attr.u.coord_geo->lng,geo_attr.u.coord_geo->lat,-5,1,&trise,&tset)!=0) {
3176 //near the pole sun never rises/sets, so we should never switch profiles
3177 dbg(1,"trise: %u:%u, sun never visible, never switch profile\n",HOURS(trise),MINUTES(trise));
3183 dbg(1,"trise: %u:%u\n",HOURS(trise),MINUTES(trise));
3186 if ((HOURS(trise)*60+MINUTES(trise)==(currTs%86400)/60) ||
3187 (n->prevTs==0 && ((HOURS(trise)*60+MINUTES(trise)<(currTs%86400)/60)))) {
3188 //The sun is rising now!
3189 if (strcmp(l->name,l->dayname)) {
3190 navit_set_layout_by_name(n,l->dayname);
3195 if (__sunriset__(year,month,day,geo_attr.u.coord_geo->lng,geo_attr.u.coord_geo->lat,-5,1,&trise,&tset)!=0) {
3196 //near the pole sun never rises/sets, so we should never switch profiles
3197 dbg(1,"tset: %u:%u, sun always visible, never switch profile\n",HOURS(tset),MINUTES(tset));
3201 dbg(1,"tset: %u:%u\n",HOURS(tset),MINUTES(tset));
3202 if (HOURS(tset)*60+MINUTES(tset)==((currTs%86400)/60)
3203 || (n->prevTs==0 && (((HOURS(tset)*60+MINUTES(tset)<(currTs%86400)/60)) ||
3204 ((HOURS(trise_actual)*60+MINUTES(trise_actual)>(currTs%86400)/60))))) {
3206 if (strcmp(l->name,l->nightname)) {
3207 navit_set_layout_by_name(n,l->nightname);
3217 navit_set_vehicle_by_name(struct navit *n,const char *name)
3220 struct attr_iter *iter;
3221 struct attr vehicle_attr, name_attr;
3223 iter=navit_attr_iter_new();
3225 while (navit_get_attr(n,attr_vehicle,&vehicle_attr,iter)) {
3226 v=vehicle_attr.u.vehicle;
3227 vehicle_get_attr(v,attr_name,&name_attr,NULL);
3228 if (name_attr.type==attr_name) {
3229 if (!strcmp(name,name_attr.u.str)) {
3230 navit_set_attr(n,&vehicle_attr);
3231 navit_attr_iter_destroy(iter);
3236 navit_attr_iter_destroy(iter);
3241 navit_set_layout_by_name(struct navit *n,const char *name)
3244 struct attr_iter iter;
3245 struct attr layout_attr;
3249 if (navit_get_attr(n,attr_layout,&layout_attr,&iter)!=1) {
3250 return 0; //No layouts - nothing to do
3252 if (iter.u.list==NULL) {
3256 iter.u.list=g_list_first(iter.u.list);
3258 while(iter.u.list) {
3259 l=(struct layout*)iter.u.list->data;
3260 if (!strcmp(name,l->name)) {
3261 layout_attr.u.layout=l;
3262 layout_attr.type=attr_layout;
3263 navit_set_attr(n,&layout_attr);
3264 iter.u.list=g_list_first(iter.u.list);
3267 iter.u.list=g_list_next(iter.u.list);
3270 iter.u.list=g_list_first(iter.u.list);
3275 navit_disable_suspend() {
3276 gui_disable_suspend(global_navit->gui);
3277 callback_list_call_attr_0(global_navit->attr_cbl,attr_unsuspend);
3281 navit_block(struct navit *this_, int block)
3284 this_->blocked |= 1;
3285 if (graphics_draw_cancel(this_->gra, this_->displaylist))
3286 this_->blocked |= 2;
3289 if ((this_->blocked & 2) || block < 0) {
3299 navit_destroy(struct navit *this_)
3301 dbg(0,"enter %p\n",this_);
3302 graphics_draw_cancel(this_->gra, this_->displaylist);
3303 callback_list_call_attr_1(this_->attr_cbl, attr_destroy, this_);
3304 attr_list_free(this_->attrs);
3305 if (this_->bookmarks) {
3306 char *center_file = bookmarks_get_center_file(TRUE);
3307 bookmarks_write_center_to_file(this_->bookmarks, center_file);
3308 g_free(center_file);
3309 bookmarks_destroy(this_->bookmarks);
3312 callback_destroy(this_->nav_speech_cb);
3313 callback_destroy(this_->roadbook_callback);
3314 callback_destroy(this_->popup_callback);
3315 callback_destroy(this_->motion_timeout_callback);
3316 callback_destroy(this_->progress_cb);
3319 graphics_remove_callback(this_->gra, this_->resize_callback);
3320 graphics_remove_callback(this_->gra, this_->button_callback);
3321 graphics_remove_callback(this_->gra, this_->motion_callback);
3322 graphics_remove_callback(this_->gra, this_->predraw_callback);
3325 callback_destroy(this_->resize_callback);
3326 callback_destroy(this_->motion_callback);
3327 callback_destroy(this_->predraw_callback);
3329 callback_destroy(this_->route_cb);
3331 route_destroy(this_->route);
3333 map_destroy(this_->former_destination);
3335 graphics_displaylist_destroy(this_->displaylist);
3337 graphics_free(this_->gra);
3343 navit_ref(struct navit *this_)
3346 dbg(0,"refcount %d\n",this_->refcount);
3351 navit_unref(struct navit *this_)
3354 dbg(0,"refcount %d\n",this_->refcount);
3355 if (this_->refcount <= 0)
3356 navit_destroy(this_);
3359 struct object_func navit_func = {
3361 (object_func_new)navit_new,
3362 (object_func_get_attr)navit_get_attr,
3363 (object_func_iter_new)navit_attr_iter_new,
3364 (object_func_iter_destroy)navit_attr_iter_destroy,
3365 (object_func_set_attr)navit_set_attr,
3366 (object_func_add_attr)navit_add_attr,
3367 (object_func_remove_attr)navit_remove_attr,
3368 (object_func_init)navit_init,
3369 (object_func_destroy)navit_destroy,
3370 (object_func_dup)NULL,
3371 (object_func_ref)navit_ref,
3372 (object_func_unref)navit_unref,