/[zanavi_public1]/navit/navit/navit.c
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1 zoff99 2 /**
2     * Navit, a modular navigation system.
3     * Copyright (C) 2005-2009 Navit Team
4     *
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.
8     *
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.
13     *
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.
18     */
19    
20     #define _USE_MATH_DEFINES 1
21     #include "config.h"
22     #ifdef HAVE_UNISTD_H
23     #include <unistd.h>
24     #endif
25     #include <stdio.h>
26     #include <stdlib.h>
27     #include <signal.h>
28     #include <string.h>
29     #include <fcntl.h>
30     #include <glib.h>
31     #include <math.h>
32     #include <time.h>
33     #include "debug.h"
34     #include "navit.h"
35     #include "callback.h"
36     #include "gui.h"
37     #include "item.h"
38     #include "projection.h"
39     #include "map.h"
40     #include "mapset.h"
41     #include "main.h"
42     #include "coord.h"
43     #include "point.h"
44     #include "transform.h"
45     #include "param.h"
46     #include "menu.h"
47     #include "graphics.h"
48     #include "popup.h"
49     #include "data_window.h"
50     #include "route.h"
51     #include "navigation.h"
52     #include "speech.h"
53     #include "track.h"
54     #include "vehicle.h"
55     #include "layout.h"
56     #include "log.h"
57     #include "attr.h"
58     #include "event.h"
59     #include "file.h"
60     #include "profile.h"
61     #include "command.h"
62     #include "navit_nls.h"
63     #include "map.h"
64     #include "util.h"
65     #include "messages.h"
66     #include "vehicleprofile.h"
67     #include "sunriset.h"
68     #include "bookmarks.h"
69     #ifdef HAVE_API_WIN32_BASE
70     #include <windows.h>
71     #include "util.h"
72     #endif
73     #ifdef HAVE_API_WIN32_CE
74     #include "libc.h"
75     #endif
76    
77     /**
78     * @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
79     * @{
80     */
81    
82    
83     struct gui *main_loop_gui;
84    
85     struct attr_iter {
86     union {
87     GList *list;
88     struct mapset_handle *mapset_handle;
89     } u;
90     };
91    
92     static void navit_vehicle_update(struct navit *this_, struct navit_vehicle *nv);
93     static void navit_vehicle_draw(struct navit *this_, struct navit_vehicle *nv, struct point *pnt);
94     static int navit_add_vehicle(struct navit *this_, struct vehicle *v);
95     static int navit_set_attr_do(struct navit *this_, struct attr *attr, int init);
96     static int navit_get_cursor_pnt(struct navit *this_, struct point *p, int keep_orientation, int *dir);
97     static void navit_set_cursors(struct navit *this_);
98     static void navit_cmd_zoom_to_route(struct navit *this);
99     static void navit_cmd_set_center_cursor(struct navit *this_);
100     static void navit_cmd_announcer_toggle(struct navit *this_);
101     static void navit_set_vehicle(struct navit *this_, struct navit_vehicle *nv);
102    
103     int allow_gui_internal = 0;
104     int routing_mode = 0;
105     int MYSTERY_SPEED = 2;
106    
107     struct navit *global_navit;
108    
109     void
110     navit_add_mapset(struct navit *this_, struct mapset *ms)
111     {
112     //dbg(0,"EEnter\n");
113     this_->mapsets = g_list_append(this_->mapsets, ms);
114     }
115    
116     struct mapset *
117     navit_get_mapset(struct navit *this_)
118     {
119     //dbg(0,"EEnter\n");
120     if(this_->mapsets){
121     return this_->mapsets->data;
122     } else {
123     dbg(0,"No mapsets enabled! Is it on purpose? Navit can't draw a map. Please check your navit.xml\n");
124     }
125     return NULL;
126     }
127    
128     struct tracking *
129     navit_get_tracking(struct navit *this_)
130     {
131     //dbg(0,"EEnter\n");
132     return this_->tracking;
133     }
134    
135     /**
136     * @brief Get the user data directory.
137     * @param[in] create - create the directory if it does not exist
138     *
139     * @return char * to the data directory string.
140     *
141     * returns the directory used to store user data files (center.txt,
142     * destination.txt, bookmark.txt, ...)
143     *
144     */
145     char*
146     navit_get_user_data_directory(int create) {
147     //dbg(0,"EEnter\n");
148     char *dir;
149     dir = getenv("NAVIT_USER_DATADIR");
150     if (create && !file_exists(dir)) {
151     dbg(0,"creating dir %s\n", dir);
152     if (file_mkdir(dir,0)) {
153     dbg(0,"failed creating dir %s\n", dir);
154     return NULL;
155     }
156     }
157     return dir;
158     } /* end: navit_get_user_data_directory(gboolean create) */
159    
160    
161     void
162     navit_draw_async(struct navit *this_, int async)
163     {
164     //dbg(0,"EEnter this_->blocked=%d\n",this_->blocked);
165     if (this_->blocked)
166     {
167     this_->blocked |= 2;
168     //dbg(0,"set this_->blocked=%d\n",this_->blocked);
169     return;
170     }
171     transform_setup_source_rect(this_->trans);
172     graphics_draw(this_->gra, this_->displaylist, this_->mapsets->data, this_->trans, this_->layout_current, async, NULL, this_->graphics_flags|1);
173     }
174    
175     void
176     navit_draw(struct navit *this_)
177     {
178     //dbg(0,"EEnter this_->ready=%d\n",this_->ready);
179     if (this_->ready == 3)
180     {
181     //dbg(0,"navit_draw_async_001\n");
182     navit_draw_async(this_, 0);
183     }
184     }
185    
186     int
187     navit_get_ready(struct navit *this_)
188     {
189     //dbg(0,"EEnter\n");
190     return this_->ready;
191     }
192    
193    
194    
195     void
196     navit_draw_displaylist(struct navit *this_)
197     {
198     //dbg(0,"EEnter\n");
199     if (this_->ready == 3)
200     {
201     // dbg(0,"call graphics_displaylist_draw 2")
202     graphics_displaylist_draw(this_->gra, this_->displaylist, this_->trans, this_->layout_current, this_->graphics_flags|1);
203     }
204     }
205    
206     static void
207     navit_map_progress(struct navit *this_)
208     {
209     //dbg(0,"EEnter\n");
210     struct map *map;
211     struct mapset *ms;
212     struct mapset_handle *msh;
213     struct attr attr;
214     struct point p;
215     if (this_->ready != 3)
216     return;
217     p.x=10;
218     p.y=32;
219    
220     ms=this_->mapsets->data;
221     msh=mapset_open(ms);
222     while (msh && (map=mapset_next(msh, 0))) {
223     if (map_get_attr(map, attr_progress, &attr, NULL)) {
224     char *str=g_strdup_printf("%s ",attr.u.str);
225     graphics_draw_mode(this_->gra, draw_mode_begin);
226     graphics_draw_text_std(this_->gra, 16, str, &p);
227     g_free(str);
228     p.y+=32;
229     graphics_draw_mode(this_->gra, draw_mode_end);
230     }
231     }
232     mapset_close(msh);
233     }
234    
235     static void
236     navit_redraw_route(struct navit *this_, struct route *route, struct attr *attr)
237     {
238     //dbg(0,"EEnter\n");
239     int updated;
240    
241     if ((this_->route)&&(this_->route->route_status_was_updated == 1))
242     {
243     this_->route->route_status_was_updated=0;
244     // send route_status to java
245     #ifdef HAVE_API_ANDROID
246     android_return_generic_int(1, this_->route->route_status);
247     #endif
248     }
249    
250     if (attr->type != attr_route_status)
251     {
252     //dbg(0,"ret 1\n");
253     return;
254     }
255     updated=attr->u.num;
256     //dbg(0,"updated=%d\n", updated);
257     if (this_->ready != 3)
258     {
259     //dbg(0,"ret 2\n");
260     return;
261     }
262     if (updated != route_status_path_done_new)
263     {
264     //dbg(0,"ret 3\n");
265     return;
266     }
267     if (this_->vehicle)
268     {
269     if (this_->vehicle->follow_curr == 1)
270     {
271     //dbg(0,"ret 4\n");
272     //dbg(0,"disabled -> we want redraw!!\n");
273     // return;
274     }
275     if (this_->vehicle->follow_curr <= this_->vehicle->follow)
276     {
277     this_->vehicle->follow_curr=this_->vehicle->follow;
278     }
279     }
280     //dbg(0,"draw s*\n");
281     navit_draw(this_);
282     //dbg(0,"draw e*\n");
283     }
284    
285     void
286     navit_handle_resize(struct navit *this_, int w, int h)
287     {
288     //dbg(0,"EEnter\n");
289     struct map_selection sel;
290     int callback=(this_->ready == 1);
291     //dbg(0,"pre this_->ready=%d\n",this_->ready);
292     this_->ready |= 2;
293     //dbg(0,"set this_->ready=%d\n",this_->ready);
294     memset(&sel, 0, sizeof(sel));
295     this_->w=w;
296     this_->h=h;
297     sel.u.p_rect.rl.x=w;
298     sel.u.p_rect.rl.y=h;
299     transform_set_screen_selection(this_->trans, &sel);
300     graphics_init(this_->gra);
301     graphics_set_rect(this_->gra, &sel.u.p_rect);
302     if (callback)
303     callback_list_call_attr_1(this_->attr_cbl, attr_graphics_ready, this_);
304     if (this_->ready == 3)
305     {
306     //dbg(0,"navit_draw_async_002\n");
307     navit_draw_async(this_, 1);
308     }
309     }
310    
311     static void
312     navit_resize(void *data, int w, int h)
313     {
314     //dbg(0,"EEnter\n");
315     struct navit *this=data;
316     if (!this->ignore_graphics_events)
317     navit_handle_resize(this, w, h);
318     }
319    
320     int
321     navit_get_width(struct navit *this_)
322     {
323     //dbg(0,"EEnter\n");
324     return this_->w;
325     }
326    
327    
328     int
329     navit_get_height(struct navit *this_)
330     {
331     //dbg(0,"EEnter\n");
332     return this_->h;
333     }
334    
335     static void
336     navit_popup(void *data)
337     {
338     //dbg(0,"EEnter\n");
339     struct navit *this_=data;
340     popup(this_, 1, &this_->pressed);
341     this_->button_timeout=NULL;
342     this_->popped=1;
343     }
344    
345    
346     int
347     navit_ignore_button(struct navit *this_)
348     {
349     //dbg(0,"EEnter\n");
350     if (this_->ignore_button)
351     return 1;
352     this_->ignore_button=1;
353     return 0;
354     }
355    
356     void
357     navit_ignore_graphics_events(struct navit *this_, int ignore)
358     {
359     //dbg(0,"EEnter\n");
360     this_->ignore_graphics_events=ignore;
361     }
362    
363     static void
364     update_transformation(struct transformation *tr, struct point *old, struct point *new, struct point *rot)
365     {
366     //dbg(0,"EEnter\n");
367     struct coord co,cn;
368     struct coord c,*cp;
369     int yaw;
370     double angleo,anglen;
371    
372     if (!transform_reverse(tr, old, &co))
373     return;
374     if (rot) {
375     angleo=atan2(old->y-rot->y, old->x-rot->x)*180/M_PI;
376     anglen=atan2(new->y-rot->y, new->x-rot->x)*180/M_PI;
377     yaw=transform_get_yaw(tr)+angleo-anglen;
378     transform_set_yaw(tr, yaw % 360);
379     }
380     if (!transform_reverse(tr, new, &cn))
381     return;
382     cp=transform_get_center(tr);
383     c.x=cp->x+co.x-cn.x;
384     c.y=cp->y+co.y-cn.y;
385     dbg(1,"from 0x%x,0x%x to 0x%x,0x%x\n", cp->x, cp->y, c.x, c.y);
386     transform_set_center(tr, &c);
387     }
388    
389     void
390     navit_set_timeout(struct navit *this_)
391     {
392     //dbg(0,"EEnter\n");
393     struct attr follow;
394     follow.type=attr_follow;
395     follow.u.num=this_->center_timeout;
396     navit_set_attr(this_, &follow);
397     }
398    
399     int
400     navit_handle_button(struct navit *this_, int pressed, int button, struct point *p, struct callback *popup_callback)
401     {
402     //dbg(0,"EEnter\n");
403     int border=16;
404    
405     dbg(1,"enter %d %d (ignore %d)\n",pressed,button,this_->ignore_button);
406     callback_list_call_attr_4(this_->attr_cbl, attr_button, this_, GINT_TO_POINTER(pressed), GINT_TO_POINTER(button), p);
407     if (this_->ignore_button) {
408     this_->ignore_button=0;
409     return 0;
410     }
411     if (pressed) {
412     this_->pressed=*p;
413     this_->last=*p;
414     this_->zoomed=0;
415     if (button == 1) {
416     this_->button_pressed=1;
417     this_->moved=0;
418     this_->popped=0;
419     if (popup_callback)
420     this_->button_timeout=event_add_timeout(500, 0, popup_callback);
421     }
422     if (button == 2)
423     navit_set_center_screen(this_, p, 1);
424     if (button == 3)
425     popup(this_, button, p);
426     if (button == 4 && this_->use_mousewheel) {
427     this_->zoomed = 1;
428     navit_zoom_in(this_, 2, p);
429     }
430     if (button == 5 && this_->use_mousewheel) {
431     this_->zoomed = 1;
432     navit_zoom_out(this_, 2, p);
433     }
434     } else {
435    
436     this_->button_pressed=0;
437     if (this_->button_timeout) {
438     event_remove_timeout(this_->button_timeout);
439     this_->button_timeout=NULL;
440     if (! this_->moved && ! transform_within_border(this_->trans, p, border)) {
441     navit_set_center_screen(this_, p, !this_->zoomed);
442     }
443     }
444     if (this_->motion_timeout) {
445     event_remove_timeout(this_->motion_timeout);
446     this_->motion_timeout=NULL;
447     }
448     if (this_->moved) {
449     struct point pr;
450     pr.x=this_->w/2;
451     pr.y=this_->h;
452     #if 0
453     update_transformation(this_->trans, &this_->pressed, p, &pr);
454     #else
455     update_transformation(this_->trans, &this_->pressed, p, NULL);
456     #endif
457     graphics_draw_drag(this_->gra, NULL);
458     transform_copy(this_->trans, this_->trans_cursor);
459     graphics_overlay_disable(this_->gra, 0);
460     if (!this_->zoomed)
461     navit_set_timeout(this_);
462     navit_draw(this_);
463     } else
464     return 1;
465     }
466     return 0;
467     }
468    
469     static void
470     navit_button(void *data, int pressed, int button, struct point *p)
471     {
472     //dbg(0,"EEnter\n");
473     struct navit *this=data;
474     dbg(1,"enter %d %d ignore %d\n",pressed,button,this->ignore_graphics_events);
475     if (!this->ignore_graphics_events) {
476     if (! this->popup_callback)
477     this->popup_callback=callback_new_1(callback_cast(navit_popup), this);
478     navit_handle_button(this, pressed, button, p, this->popup_callback);
479     }
480     }
481    
482    
483     static void
484     navit_motion_timeout(struct navit *this_)
485     {
486     //dbg(0,"EEnter\n");
487     int dx, dy;
488    
489     if (this_->drag_bitmap) {
490     struct point point;
491     point.x=(this_->current.x-this_->pressed.x);
492     point.y=(this_->current.y-this_->pressed.y);
493     if (graphics_draw_drag(this_->gra, &point)) {
494     graphics_overlay_disable(this_->gra, 1);
495     graphics_draw_mode(this_->gra, draw_mode_end);
496     this_->moved=1;
497     this_->motion_timeout=NULL;
498     return;
499     }
500     }
501     dx=(this_->current.x-this_->last.x);
502     dy=(this_->current.y-this_->last.y);
503     if (dx || dy) {
504     struct transformation *tr;
505     struct point pr;
506     this_->last=this_->current;
507     graphics_overlay_disable(this_->gra, 1);
508     tr=transform_dup(this_->trans);
509     pr.x=this_->w/2;
510     pr.y=this_->h;
511     #if 0
512     update_transformation(tr, &this_->pressed, &this_->current, &pr);
513     #else
514     update_transformation(tr, &this_->pressed, &this_->current, NULL);
515     #endif
516     #if 0
517     graphics_displaylist_move(this_->displaylist, dx, dy);
518     #endif
519     graphics_draw_cancel(this_->gra, this_->displaylist);
520     // dbg(0,"call graphics_displaylist_draw 1")
521     graphics_displaylist_draw(this_->gra, this_->displaylist, tr, this_->layout_current, this_->graphics_flags);
522     transform_destroy(tr);
523     this_->moved=1;
524     }
525     this_->motion_timeout=NULL;
526     return;
527     }
528    
529     void
530     navit_handle_motion(struct navit *this_, struct point *p)
531     {
532     //dbg(0,"EEnter\n");
533     int dx, dy;
534    
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) {
539     this_->moved=1;
540     if (this_->button_timeout) {
541     event_remove_timeout(this_->button_timeout);
542     this_->button_timeout=NULL;
543     }
544     this_->current=*p;
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);
549     }
550     }
551     }
552    
553     static void
554     navit_motion(void *data, struct point *p)
555     {
556     //dbg(0,"EEnter\n");
557     struct navit *this=data;
558     if (!this->ignore_graphics_events)
559     navit_handle_motion(this, p);
560     }
561    
562     static void
563     navit_predraw(struct navit *this_)
564     {
565     //dbg(0,"EEnter\n");
566     GList *l;
567     struct navit_vehicle *nv;
568     transform_copy(this_->trans, this_->trans_cursor);
569     l=this_->vehicles;
570     while (l)
571     {
572     nv=l->data;
573     //dbg(0,"* here *\n");
574     //dbg(0,"vehicle_draw_004\n");
575     navit_vehicle_draw(this_, nv, NULL);
576     l=g_list_next(l);
577     }
578     }
579    
580     static void
581     navit_scale(struct navit *this_, long scale, struct point *p, int draw)
582     {
583     //dbg(0,"EEnter\n");
584     struct coord c1, c2, *center;
585    
586     if (scale < this_->zoom_min)
587     {
588     scale=this_->zoom_min;
589     }
590    
591     if (scale > this_->zoom_max)
592     {
593     scale=this_->zoom_max;
594     }
595    
596     // return scale value to android
597     #ifdef HAVE_API_ANDROID
598     android_return_generic_int(3, (int)scale);
599     #endif
600    
601     if (p)
602     {
603     transform_reverse(this_->trans, p, &c1);
604     }
605    
606     transform_set_scale(this_->trans, scale);
607    
608     if (p)
609     {
610     transform_reverse(this_->trans, p, &c2);
611     center = transform_center(this_->trans);
612     center->x += c1.x - c2.x;
613     center->y += c1.y - c2.y;
614     }
615    
616     if (draw)
617     {
618     navit_draw(this_);
619     }
620     }
621    
622     /**
623     * @brief Automatically adjusts zoom level
624     *
625     * This function automatically adjusts the current
626     * zoom level according to the current speed.
627     *
628     * @param this_ The navit struct
629     * @param center The "immovable" point - i.e. the vehicles position if we're centering on the vehicle
630     * @param speed The vehicles speed in meters per second
631     * @param dir The direction into which the vehicle moves
632     */
633     static void
634     navit_autozoom(struct navit *this_, struct coord *center, int speed, int draw)
635     {
636     struct point pc;
637     int distance,w,h;
638     double new_scale;
639     long scale;
640    
641     if (! this_->autozoom_active) {
642     return;
643     }
644    
645     distance = speed * this_->autozoom_secs;
646    
647     transform_get_size(this_->trans, &w, &h);
648     transform(this_->trans, transform_get_projection(this_->trans), center, &pc, 1, 0, 0, NULL);
649     scale = transform_get_scale(this_->trans);
650    
651     /* We make sure that the point we want to see is within a certain range
652     * around the vehicle. The radius of this circle is the size of the
653     * screen. This doesn't necessarily mean the point is visible because of
654     * perspective etc. Quite rough, but should be enough. */
655    
656     if (w > h) {
657     new_scale = (double)distance / h * 16;
658     } else {
659     new_scale = (double)distance / w * 16;
660     }
661    
662     if (abs(new_scale - scale) < 2) {
663     return; // Smoothing
664     }
665    
666     if (new_scale >= this_->autozoom_min) {
667     navit_scale(this_, (long)new_scale, &pc, 0);
668     } else {
669     if (scale != this_->autozoom_min) {
670     navit_scale(this_, this_->autozoom_min, &pc, 0);
671     }
672     }
673     }
674    
675     /**
676     * Change the current zoom level, zooming closer to the ground
677     *
678     * @param navit The navit instance
679     * @param factor The zoom factor, usually 2
680     * @param p The invariant point (if set to NULL, default to center)
681     * @returns nothing
682     */
683     void
684     navit_zoom_in(struct navit *this_, int factor, struct point *p)
685     {
686     //dbg(0,"EEnter\n");
687     long scale=transform_get_scale(this_->trans)/factor;
688     if (scale < 1)
689     scale=1;
690     //dbg(0,"zoom in -> scale=%d",scale);
691     navit_scale(this_, scale, p, 1);
692     }
693    
694     /**
695     * Change the current zoom level
696     *
697     * @param navit The navit instance
698     * @param factor The zoom factor, usually 2
699     * @param p The invariant point (if set to NULL, default to center)
700     * @returns nothing
701     */
702     void
703     navit_zoom_out(struct navit *this_, int factor, struct point *p)
704     {
705     //dbg(0,"EEnter\n");
706     long scale=transform_get_scale(this_->trans)*factor;
707     //dbg(0,"zoom out -> scale=%d",scale);
708     navit_scale(this_, scale, p, 1);
709     }
710    
711     int
712     navit_get_cur_pnt(struct navit *this_, struct point *p)
713     {
714     //dbg(0,"EEnter\n");
715     return navit_get_cursor_pnt(this_, p, 0, NULL);
716     }
717    
718     void
719     navit_zoom_in_cursor(struct navit *this_, int factor)
720     {
721     //dbg(0,"EEnter\n");
722     struct point p;
723     if (this_->vehicle && this_->vehicle->follow_curr <= 1 && navit_get_cursor_pnt(this_, &p, 0, NULL)) {
724     navit_zoom_in(this_, factor, &p);
725     this_->vehicle->follow_curr=this_->vehicle->follow;
726     } else
727     navit_zoom_in(this_, factor, NULL);
728     }
729    
730     void
731     navit_zoom_to_scale(struct navit *this_, int new_scale)
732     {
733     //dbg(0,"EEnter\n");
734     long scale=transform_get_scale(this_->trans);
735     long new_scale_long=new_scale;
736     //dbg(0,"zoom to scale -> old scale=%d",scale);
737     //dbg(0,"zoom to scale -> want scale=%d",new_scale_long);
738    
739     // only do something if scale changed!
740     if (scale != new_scale_long)
741     {
742     navit_scale(this_, new_scale_long, NULL, 1);
743     }
744     }
745    
746     void
747     navit_zoom_out_cursor(struct navit *this_, int factor)
748     {
749     //dbg(0,"EEnter\n");
750     struct point p;
751     if (this_->vehicle && this_->vehicle->follow_curr <= 1 && navit_get_cursor_pnt(this_, &p, 0, NULL)) {
752     navit_zoom_out(this_, 2, &p);
753     this_->vehicle->follow_curr=this_->vehicle->follow;
754     } else
755     navit_zoom_out(this_, 2, NULL);
756     }
757    
758     static int
759     navit_cmd_zoom_in(struct navit *this_)
760     {
761     //dbg(0,"EEnter\n");
762     navit_zoom_in_cursor(this_, 2);
763     return 0;
764     }
765    
766     static int
767     navit_cmd_zoom_out(struct navit *this_)
768     {
769     //dbg(0,"EEnter\n");
770     navit_zoom_out_cursor(this_, 2);
771     return 0;
772     }
773    
774    
775     static void
776     navit_cmd_say(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
777     {
778     //dbg(0,"EEnter\n");
779     if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str)
780     navit_say(this, in[0]->u.str);
781     }
782    
783     static GHashTable *cmd_int_var_hash = NULL;
784     static GHashTable *cmd_attr_var_hash = NULL;
785    
786     /**
787     * Store key value pair for the command system (for int typed values)
788     *
789     * @param navit The navit instance
790     * @param function unused (needed to match command function signiture)
791     * @param in input attributes in[0] is the key string, in[1] is the integer value to store
792     * @param out output attributes, unused
793     * @param valid unused
794     * @returns nothing
795     */
796     static void
797     navit_cmd_set_int_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
798     {
799     //dbg(0,"EEnter\n");
800     char*key;
801     struct attr*val;
802     if(!cmd_int_var_hash) {
803     cmd_int_var_hash = g_hash_table_new(g_str_hash, g_str_equal);
804     }
805    
806     if ( (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) &&
807     (in && in[1] && ATTR_IS_NUMERIC(in[1]->type))) {
808     val = g_new(struct attr,1);
809     attr_dup_content(in[1],val);
810     key = g_strdup(in[0]->u.str);
811     g_hash_table_insert(cmd_int_var_hash, key, val);
812     }
813     }
814    
815    
816     /**
817     * Store key value pair for the command system (for attr typed values, can be used as opaque handles)
818     *
819     * @param navit The navit instance
820     * @param function unused (needed to match command function signiture)
821     * @param in input attributes in[0] is the key string, in[1] is the attr* value to store
822     * @param out output attributes, unused
823     * @param valid unused
824     * @returns nothing
825     */
826     //TODO free stored attributes on navit_destroy
827     static void
828     navit_cmd_set_attr_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
829     {
830     //dbg(0,"EEnter\n");
831     char*key;
832     struct attr*val;
833     if(!cmd_attr_var_hash) {
834     cmd_attr_var_hash = g_hash_table_new(g_str_hash, g_str_equal);
835     }
836    
837     if ( (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) &&
838     (in && in[1] )) {
839     val = attr_dup(in[1]);
840     //val = in[1];
841     key = g_strdup(in[0]->u.str);
842     g_hash_table_insert(cmd_attr_var_hash, key, val);
843     }
844     }
845    
846    
847    
848     /**
849     * command to toggle the active state of a named layer of the current layout
850     *
851     * @param navit The navit instance
852     * @param function unused (needed to match command function signiture)
853     * @param in input attribute in[0] is the name of the layer
854     * @param out output unused
855     * @param valid unused
856     * @returns nothing
857     */
858     static void
859     navit_cmd_toggle_layer(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
860     {
861     //dbg(0,"EEnter\n");
862     if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
863     if(this->layout_current && this->layout_current->layers) {
864     GList* layers = this->layout_current->layers;
865     while (layers) {
866     struct layer*l=layers->data;
867     if(l && !strcmp(l->name,in[0]->u.str) ) {
868     l->active ^= 1;
869     navit_draw(this);
870     return;
871     }
872     layers=g_list_next(layers);
873     }
874     }
875     }
876     }
877    
878     /**
879     * adds an item with the current coordinate of the vehicle to a named map
880     *
881     * @param navit The navit instance
882     * @param function unused (needed to match command function signiture)
883     * @param in input attribute in[0] is the name of the map
884     * @param out output attribute, 0 on error or the id of the created item on success
885     * @param valid unused
886     * @returns nothing
887     */
888     static void
889     navit_cmd_map_add_curr_pos(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
890     {
891     //dbg(0,"EEnter\n");
892     struct attr **list = g_new0(struct attr *,2);
893     struct attr*val = g_new0(struct attr,1);
894     struct mapset* ms;
895     struct map_selection sel;
896     const int selection_range = 10;
897     enum item_type item_type;
898     struct item *it;
899     struct map* curr_map = NULL;
900     struct coord curr_coord;
901     struct map_rect *mr;
902    
903     val->type = attr_type_item_begin;
904     val->u.item = NULL; //return invalid item on error
905     list[0] = val;
906     list[1] = NULL;
907     *out = list;
908     if (
909     in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str && //map name
910     in[1] && ATTR_IS_STRING(in[1]->type) && in[1]->u.str //item type
911     ) {
912    
913     if(!(ms=navit_get_mapset(this))) {
914     return;
915     }
916    
917     if((item_type = item_from_name(in[1]->u.str))==type_none) {
918     return;
919     }
920    
921     curr_map = mapset_get_map_by_name(ms, in[0]->u.str);
922    
923     //no map with the given name found
924     if( ! curr_map) {
925     return;
926     }
927    
928     if(this->vehicle && this->vehicle->vehicle ) {
929     struct attr pos_attr;
930     if(vehicle_get_attr(this->vehicle->vehicle,attr_position_coord_geo,&pos_attr,NULL)) {
931     transform_from_geo(projection_mg, pos_attr.u.coord_geo, &curr_coord);
932     } else {
933     return;
934     }
935     } else {
936     return;
937     }
938    
939     sel.next=NULL;
940     sel.order=18;
941     sel.range.min=type_none;
942     sel.range.max=type_tec_common;
943     sel.u.c_rect.lu.x=curr_coord.x-selection_range;
944     sel.u.c_rect.lu.y=curr_coord.y+selection_range;
945     sel.u.c_rect.rl.x=curr_coord.x+selection_range;
946     sel.u.c_rect.rl.y=curr_coord.y-selection_range;
947    
948     mr = map_rect_new(curr_map, &sel);
949     if(mr) {
950     it = map_rect_create_item( mr, item_type);
951     item_coord_set(it,&curr_coord, 1, change_mode_modify);
952     val->u.item = it;
953     }
954     map_rect_destroy(mr);
955     }
956     }
957    
958     /**
959     * sets an attribute (name value pair) of a map item specified by map name and item id
960     *
961     * @param navit The navit instance
962     * @param function unused (needed to match command function signiture)
963     * @param in input attribute in[0] - name of the map ; in[1] - item ; in[2] - attr name ; in[3] - attr value
964     * @param out output attribute, 0 on error, 1 on success
965     * @param valid unused
966     * @returns nothing
967     */
968     static void
969     navit_cmd_map_item_set_attr(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
970     {
971     //dbg(0,"EEnter\n");
972     if (
973     in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str &&//map name
974     in[1] && ATTR_IS_ITEM(in[1]->type) && //item
975     in[2] && ATTR_IS_STRING(in[2]->type) && in[2]->u.str && //attr_type str
976     in[3] && ATTR_IS_STRING(in[3]->type) && in[3]->u.str //attr_value str
977     ) {
978     struct attr attr_to_set;
979     struct map* curr_map = NULL;
980     struct mapset *ms;
981     struct map_selection sel;
982     const int selection_range = 500;
983     struct coord curr_coord;
984     struct item *it;
985    
986     if(ATTR_IS_STRING(attr_from_name(in[2]->u.str))) {
987     attr_to_set.u.str = in[3]->u.str;
988     attr_to_set.type = attr_from_name(in[2]->u.str);
989     }
990     else if(ATTR_IS_INT(attr_from_name(in[2]->u.str))) {
991     attr_to_set.u.num = atoi(in[3]->u.str);
992     attr_to_set.type = attr_from_name(in[2]->u.str);
993     }
994     else if(ATTR_IS_DOUBLE(attr_from_name(in[2]->u.str))) {
995     double* val = g_new0(double,1);
996     *val = atof(in[3]->u.str);
997     attr_to_set.u.numd = val;
998     attr_to_set.type = attr_from_name(in[2]->u.str);
999     }
1000    
1001     ms = navit_get_mapset(this);
1002    
1003     curr_map = mapset_get_map_by_name(ms, in[0]->u.str);
1004    
1005     if( ! curr_map) {
1006     return;
1007     }
1008     sel.next=NULL;
1009     sel.order=18;
1010     sel.range.min=type_none;
1011     sel.range.max=type_tec_common;
1012     sel.u.c_rect.lu.x=curr_coord.x-selection_range;
1013     sel.u.c_rect.lu.y=curr_coord.y+selection_range;
1014     sel.u.c_rect.rl.x=curr_coord.x+selection_range;
1015     sel.u.c_rect.rl.y=curr_coord.y-selection_range;
1016    
1017     it = in[1]->u.item;
1018     if(it) {
1019     item_attr_set(it, &attr_to_set, change_mode_modify);
1020     }
1021     }
1022     }
1023    
1024     /**
1025     * Get attr variable given a key string for the command system (for opaque usage)
1026     *
1027     * @param navit The navit instance
1028     * @param function unused (needed to match command function signiture)
1029     * @param in input attribute in[0] is the key string
1030     * @param out output attribute, the attr for the given key string if exists or NULL
1031     * @param valid unused
1032     * @returns nothing
1033     */
1034     static void
1035     navit_cmd_get_attr_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1036     {
1037     //dbg(0,"EEnter\n");
1038     struct attr **list = g_new0(struct attr *,2);
1039     if(!cmd_int_var_hash) {
1040     struct attr*val = g_new0(struct attr,1);
1041     val->type = attr_type_item_begin;
1042     val->u.item = NULL;
1043     list[0] = val;
1044     }
1045     if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
1046     struct attr*ret = g_hash_table_lookup(cmd_attr_var_hash, in[0]->u.str);
1047     if(ret) {
1048     list[0] = attr_dup(ret);
1049     }
1050     else {
1051     struct attr*val = g_new0(struct attr,1);
1052     val->type = attr_type_int_begin;
1053     val->u.item = NULL;
1054     list[0] = val;
1055     }
1056     }
1057     list[1] = NULL;
1058     *out = list;
1059     }
1060    
1061    
1062     /**
1063     * Get value given a key string for the command system
1064     *
1065     * @param navit The navit instance
1066     * @param function unused (needed to match command function signiture)
1067     * @param in input attribute in[0] is the key string
1068     * @param out output attribute, the value for the given key string if exists or 0
1069     * @param valid unused
1070     * @returns nothing
1071     */
1072     static void
1073     navit_cmd_get_int_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1074     {
1075     //dbg(0,"EEnter\n");
1076     struct attr **list = g_new0(struct attr *,2);
1077     if(!cmd_int_var_hash) {
1078     struct attr*val = g_new0(struct attr,1);
1079     val->type = attr_type_int_begin;
1080     val->u.num = 0;
1081     list[0] = val;
1082     }
1083     if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
1084     struct attr*ret = g_hash_table_lookup(cmd_int_var_hash, in[0]->u.str);
1085     if(ret) {
1086     list[0] = ret;
1087     }
1088     else {
1089     struct attr*val = g_new0(struct attr,1);
1090     val->type = attr_type_int_begin;
1091     val->u.num = 0;
1092     list[0] = val;
1093     }
1094     }
1095     list[1] = NULL;
1096     *out = list;
1097     }
1098    
1099     GList *cmd_int_var_stack = NULL;
1100    
1101     /**
1102     * Push an integer to the stack for the command system
1103     *
1104     * @param navit The navit instance
1105     * @param function unused (needed to match command function signiture)
1106     * @param in input attribute in[0] is the integer attibute to push
1107     * @param out output attributes, unused
1108     * @param valid unused
1109     * @returns nothing
1110     */
1111     static void
1112     navit_cmd_push_int(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1113     {
1114     //dbg(0,"EEnter\n");
1115     if (in && in[0] && ATTR_IS_NUMERIC(in[0]->type)) {
1116     struct attr*val = g_new(struct attr,1);
1117     attr_dup_content(in[0],val);
1118     cmd_int_var_stack = g_list_prepend(cmd_int_var_stack, val);
1119     }
1120     }
1121    
1122     /**
1123     * Pop an integer from the command system's integer stack
1124     *
1125     * @param navit The navit instance
1126     * @param function unused (needed to match command function signiture)
1127     * @param in input attributes unused
1128     * @param out output attribute, the value popped if stack isn't empty or 0
1129     * @param valid unused
1130     * @returns nothing
1131     */
1132     static void
1133     navit_cmd_pop_int(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1134     {
1135     //dbg(0,"EEnter\n");
1136     struct attr **list = g_new0(struct attr *,2);
1137     if(!cmd_int_var_stack) {
1138     struct attr*val = g_new0(struct attr,1);
1139     val->type = attr_type_int_begin;
1140     val->u.num = 0;
1141     list[0] = val;
1142     }
1143     else {
1144     list[0] = cmd_int_var_stack->data;
1145     cmd_int_var_stack = g_list_remove_link(cmd_int_var_stack,cmd_int_var_stack);
1146     }
1147     list[1] = NULL;
1148     *out = list;
1149     }
1150    
1151     /**
1152     * Get current size of command system's integer stack
1153     *
1154     * @param navit The navit instance
1155     * @param function unused (needed to match command function signiture)
1156     * @param in input attributes unused
1157     * @param out output attribute, the size of stack
1158     * @param valid unused
1159     * @returns nothing
1160     */
1161     static void
1162     navit_cmd_int_stack_size(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1163     {
1164     //dbg(0,"EEnter\n");
1165     struct attr **list;
1166     struct attr *attr = g_new0(struct attr ,1);
1167     attr->type = attr_type_int_begin;
1168     if(!cmd_int_var_stack) {
1169     attr->u.num = 0;
1170     }
1171     else {
1172     attr->u.num = g_list_length(cmd_int_var_stack);
1173     }
1174     list = g_new0(struct attr *,2);
1175     list[0] = attr;
1176     list[1] = NULL;
1177     *out = list;
1178     cmd_int_var_stack = g_list_remove_link(cmd_int_var_stack,cmd_int_var_stack);
1179     }
1180    
1181     static void
1182     navit_cmd_set_destination(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1183     {
1184     //dbg(0,"EEnter\n");
1185     struct pcoord pc;
1186     char *description=NULL;
1187     if (!in)
1188     return;
1189     if (!in[0])
1190     return;
1191     pc.pro = transform_get_projection(this->trans);
1192     if (ATTR_IS_COORD(in[0]->type)) {
1193     pc.x=in[0]->u.coord->x;
1194     pc.y=in[0]->u.coord->y;
1195     in++;
1196     } else if (ATTR_IS_PCOORD(in[0]->type)) {
1197     pc=*in[0]->u.pcoord;
1198     in++;
1199     } else if (in[1] && in[2] && ATTR_IS_INT(in[0]->type) && ATTR_IS_INT(in[1]->type) && ATTR_IS_INT(in[2]->type)) {
1200     pc.pro=in[0]->u.num;
1201     pc.x=in[1]->u.num;
1202     pc.y=in[2]->u.num;
1203     in+=3;
1204     } else if (in[1] && ATTR_IS_INT(in[0]->type) && ATTR_IS_INT(in[1]->type)) {
1205     pc.x=in[0]->u.num;
1206     pc.y=in[1]->u.num;
1207     in+=2;
1208     } else
1209     return;
1210     if (in[0] && ATTR_IS_STRING(in[0]->type))
1211     description=in[0]->u.str;
1212     navit_set_destination(this, &pc, description, 1);
1213     }
1214    
1215     static void
1216     navit_cmd_fmt_coordinates(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1217     {
1218     //dbg(0,"EEnter\n");
1219     struct attr attr;
1220     attr.type=attr_type_string_begin;
1221     attr.u.str="Fix me";
1222     if (out) {
1223     *out=attr_generic_add_attr(*out, &attr);
1224     }
1225     }
1226    
1227     /**
1228     * Join several string attributes into one
1229     *
1230     * @param navit The navit instance
1231     * @param function unused (needed to match command function signiture)
1232     * @param in input attributes in[0] - separator, in[1..] - attributes to join
1233     * @param out output attribute joined attribute as string
1234     * @param valid unused
1235     * @returns nothing
1236     */
1237     static void
1238     navit_cmd_strjoin(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1239     {
1240     //dbg(0,"EEnter\n");
1241     struct attr attr;
1242     gchar *ret, *sep;
1243     int i;
1244     attr.type=attr_type_string_begin;
1245     attr.u.str=NULL;
1246     if(in[0] && in[1]) {
1247     sep=attr_to_text(in[0],NULL,1);
1248     ret=attr_to_text(in[1],NULL,1);
1249     for(i=2;in[i];i++) {
1250     gchar *in_i=attr_to_text(in[i],NULL,1);
1251     gchar *r=g_strjoin(sep,ret,in_i,NULL);
1252     g_free(in_i);
1253     g_free(ret);
1254     ret=r;
1255     }
1256     g_free(sep);
1257     attr.u.str=ret;
1258     if(out) {
1259     *out=attr_generic_add_attr(*out, &attr);
1260     }
1261     g_free(ret);
1262     }
1263     }
1264    
1265     /**
1266     * Call external program
1267     *
1268     * @param navit The navit instance
1269     * @param function unused (needed to match command function signiture)
1270     * @param in input attributes in[0] - name of executable, in[1..] - parameters
1271     * @param out output attribute unused
1272     * @param valid unused
1273     * @returns nothing
1274     */
1275     static void
1276     navit_cmd_spawn(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
1277     {
1278     //dbg(0,"EEnter\n");
1279     int i,j, nparms, nvalid;
1280     const char ** argv=NULL;
1281     struct spawn_process_info *pi;
1282    
1283     nparms=0;
1284     nvalid=0;
1285     if(in) {
1286     while(in[nparms]) {
1287     if (in[nparms]->type!=attr_none)
1288     nvalid++;
1289     nparms++;
1290     }
1291     }
1292    
1293     if(nvalid>0) {
1294     argv=g_new(char*,nvalid+1);
1295     for(i=0,j=0;in[i];i++) {
1296     if(in[i]->type!=attr_none ) {
1297     argv[j++]=attr_to_text(in[i],NULL,1);
1298     } else {
1299     dbg(0,"Parameter #%i is attr_none - skipping\n",i);
1300     }
1301     }
1302     argv[j]=NULL;
1303     pi=spawn_process(argv);
1304    
1305     // spawn_process() testing suite - uncomment following code to test.
1306     //sleep(3);
1307     // example of non-blocking wait
1308     //int st=spawn_process_check_status(pi,0);dbg(0,"status %i\n",st);
1309     // example of blocking wait
1310     //st=spawn_process_check_status(pi,1);dbg(0,"status %i\n",st);
1311     // example of wait after process is finished and status is
1312     // already tested
1313     //st=spawn_process_check_status(pi,1);dbg(0,"status %i\n",st);
1314     // example of wait after process is finished and status is
1315     // already tested - unblocked
1316     //st=spawn_process_check_status(pi,0);dbg(0,"status %i\n",st);
1317    
1318     // End testing suite
1319     spawn_process_info_free(pi);
1320     for(i=0;argv[i];i++)
1321     g_free(argv[i]);
1322     g_free(argv);
1323     }
1324     }
1325    
1326    
1327     static struct command_table commands[] = {
1328     {"zoom_in",command_cast(navit_cmd_zoom_in)},
1329     {"zoom_out",command_cast(navit_cmd_zoom_out)},
1330     {"zoom_to_route",command_cast(navit_cmd_zoom_to_route)},
1331     {"say",command_cast(navit_cmd_say)},
1332     {"set_center_cursor",command_cast(navit_cmd_set_center_cursor)},
1333     {"set_destination",command_cast(navit_cmd_set_destination)},
1334     {"announcer_toggle",command_cast(navit_cmd_announcer_toggle)},
1335     {"fmt_coordinates",command_cast(navit_cmd_fmt_coordinates)},
1336     {"set_int_var",command_cast(navit_cmd_set_int_var)},
1337     {"get_int_var",command_cast(navit_cmd_get_int_var)},
1338     {"push_int",command_cast(navit_cmd_push_int)},
1339     {"pop_int",command_cast(navit_cmd_pop_int)},
1340     {"int_stack_size",command_cast(navit_cmd_int_stack_size)},
1341     {"toggle_layer",command_cast(navit_cmd_toggle_layer)},
1342     {"strjoin",command_cast(navit_cmd_strjoin)},
1343     {"spawn",command_cast(navit_cmd_spawn)},
1344     {"map_add_curr_pos",command_cast(navit_cmd_map_add_curr_pos)},
1345     {"map_item_set_attr",command_cast(navit_cmd_map_item_set_attr)},
1346     {"set_attr_var",command_cast(navit_cmd_set_attr_var)},
1347     {"get_attr_var",command_cast(navit_cmd_get_attr_var)},
1348     };
1349    
1350     void
1351     navit_command_add_table(struct navit*this_, struct command_table *commands, int count)
1352     {
1353     //dbg(0,"EEnter\n");
1354     command_add_table(this_->attr_cbl, commands, count, this_);
1355     }
1356    
1357     struct navit *
1358     navit_new(struct attr *parent, struct attr **attrs)
1359     {
1360     //dbg(0,"EEnter\n");
1361     struct navit *this_=g_new0(struct navit, 1);
1362     struct pcoord center;
1363     struct coord co;
1364     struct coord_geo g;
1365     enum projection pro=projection_mg;
1366     int zoom = 256;
1367     g.lat=53.13;
1368     g.lng=11.70;
1369    
1370     this_->self.type=attr_navit;
1371     this_->self.u.navit=this_;
1372     this_->attr_cbl=callback_list_new();
1373    
1374     this_->orientation=-1;
1375     this_->tracking_flag=1;
1376     this_->recentdest_count=10;
1377     this_->osd_configuration=-1;
1378    
1379     // changed default to 1
1380     this_->center_timeout = 1;
1381     this_->use_mousewheel = 1;
1382     this_->autozoom_secs = 10;
1383     this_->autozoom_min = 7;
1384     this_->autozoom_active = 0;
1385     this_->zoom_min = 1;
1386     this_->zoom_max = 1048576; //-> order=-2 // 2097152 -> order=-3;
1387     this_->follow_cursor = 1;
1388     this_->radius = 30;
1389     this_->border = 16;
1390    
1391     this_->trans = transform_new();
1392     this_->trans_cursor = transform_new();
1393     transform_from_geo(pro, &g, &co);
1394     center.x=co.x;
1395     center.y=co.y;
1396     center.pro = pro;
1397    
1398     dbg(0,"setting center from xmlfile [hardcoded]\n");
1399     transform_setup(this_->trans, &center, zoom, (this_->orientation != -1) ? this_->orientation : 0);
1400    
1401     // initialze trans_cursor here
1402     transform_copy(this_->trans, this_->trans_cursor);
1403     // initialze trans_cursor here
1404    
1405     this_->bookmarks=bookmarks_new(&this_->self, NULL, this_->trans);
1406    
1407     this_->prevTs=0;
1408    
1409     for (;*attrs; attrs++) {
1410     navit_set_attr_do(this_, *attrs, 1);
1411     }
1412     this_->displaylist=graphics_displaylist_new();
1413     command_add_table(this_->attr_cbl, commands, sizeof(commands)/sizeof(struct command_table), this_);
1414    
1415     this_->messages = messagelist_new(attrs);
1416    
1417     //dbg(0,"111111\n");
1418    
1419     return this_;
1420     }
1421    
1422     static int
1423     navit_set_gui(struct navit *this_, struct gui *gui)
1424     {
1425     //dbg(0,"EEnter\n");
1426     if (this_->gui)
1427     return 0;
1428     this_->gui=gui;
1429     if (gui_has_main_loop(this_->gui)) {
1430     if (! main_loop_gui) {
1431     main_loop_gui=this_->gui;
1432     } else {
1433     dbg(0,"gui with main loop already active, ignoring this instance");
1434     return 0;
1435     }
1436     }
1437     return 1;
1438     }
1439    
1440     void
1441     navit_add_message(struct navit *this_, char *message)
1442     {
1443     //dbg(0,"EEnter\n");
1444     message_new(this_->messages, message);
1445     }
1446    
1447     struct message
1448     *navit_get_messages(struct navit *this_)
1449     {
1450     //dbg(0,"EEnter\n");
1451     return message_get(this_->messages);
1452     }
1453    
1454     static int
1455     navit_set_graphics(struct navit *this_, struct graphics *gra)
1456     {
1457     //dbg(0,"EEnter\n");
1458     if (this_->gra)
1459     return 0;
1460     this_->gra=gra;
1461     this_->resize_callback=callback_new_attr_1(callback_cast(navit_resize), attr_resize, this_);
1462     graphics_add_callback(gra, this_->resize_callback);
1463     this_->button_callback=callback_new_attr_1(callback_cast(navit_button), attr_button, this_);
1464     graphics_add_callback(gra, this_->button_callback);
1465     this_->motion_callback=callback_new_attr_1(callback_cast(navit_motion), attr_motion, this_);
1466     graphics_add_callback(gra, this_->motion_callback);
1467     this_->predraw_callback=callback_new_attr_1(callback_cast(navit_predraw), attr_predraw, this_);
1468     graphics_add_callback(gra, this_->predraw_callback);
1469     //dbg(0,"111111111\n");
1470     return 1;
1471     }
1472    
1473     struct graphics *
1474     navit_get_graphics(struct navit *this_)
1475     {
1476     //dbg(0,"EEnter\n");
1477     return this_->gra;
1478     }
1479    
1480     struct vehicleprofile *
1481     navit_get_vehicleprofile(struct navit *this_)
1482     {
1483     //dbg(0,"EEnter\n");
1484     return this_->vehicleprofile;
1485     }
1486    
1487     GList *
1488     navit_get_vehicleprofiles(struct navit *this_)
1489     {
1490     //dbg(0,"EEnter\n");
1491     return this_->vehicleprofiles;
1492     }
1493    
1494     static void
1495     navit_projection_set(struct navit *this_, enum projection pro, int draw)
1496     {
1497     //dbg(0,"EEnter\n");
1498     struct coord_geo g;
1499     struct coord *c;
1500    
1501     c=transform_center(this_->trans);
1502     transform_to_geo(transform_get_projection(this_->trans), c, &g);
1503     transform_set_projection(this_->trans, pro);
1504     transform_from_geo(pro, &g, c);
1505     if (draw)
1506     navit_draw(this_);
1507     }
1508    
1509     /**
1510     * Start the route computing to a given set of coordinates
1511     *
1512     * @param navit The navit instance
1513     * @param c The coordinate to start routing to
1514     * @param description A label which allows the user to later identify this destination in the former destinations selection
1515     * @returns nothing
1516     */
1517     void
1518     navit_set_destination(struct navit *this_, struct pcoord *c, const char *description, int async)
1519     {
1520     //dbg(0,"EEnter\n");
1521     char *destination_file;
1522     if (c) {
1523     this_->destination=*c;
1524     this_->destination_valid=1;
1525    
1526     dbg(1, "navit->navit_set_destination %i\n", c->x);
1527     dbg(1, "navit->navit_set_destination %i\n", c->y);
1528    
1529     } else
1530     this_->destination_valid=0;
1531     destination_file = bookmarks_get_destination_file(TRUE);
1532     bookmarks_append_coord(this_->bookmarks, destination_file, c, 1, "former_destination", description, NULL, this_->recentdest_count);
1533     g_free(destination_file);
1534     callback_list_call_attr_0(this_->attr_cbl, attr_destination);
1535     if (this_->route) {
1536     route_set_destination(this_->route, c, async);
1537    
1538     if (this_->ready == 3)
1539     navit_draw(this_);
1540     }
1541     }
1542    
1543     /**
1544     * Start the route computing to a given set of coordinates including waypoints
1545     *
1546     * @param navit The navit instance
1547     * @param c The coordinate to start routing to
1548     * @param description A label which allows the user to later identify this destination in the former destinations selection
1549     * @returns nothing
1550     */
1551     void
1552     navit_set_destinations(struct navit *this_, struct pcoord *c, int count, const char *description, int async)
1553     {
1554     //dbg(0,"EEnter\n");
1555     char *destination_file;
1556     if (c && count) {
1557     this_->destination=c[count-1];
1558     this_->destination_valid=1;
1559     } else
1560     this_->destination_valid=0;
1561     destination_file = bookmarks_get_destination_file(TRUE);
1562     bookmarks_append_coord(this_->bookmarks, destination_file, c, count, "former_itinerary", description, NULL, this_->recentdest_count);
1563     g_free(destination_file);
1564     callback_list_call_attr_0(this_->attr_cbl, attr_destination);
1565     if (this_->route) {
1566     route_set_destinations(this_->route, c, count, async);
1567    
1568     if (this_->ready == 3)
1569     navit_draw(this_);
1570     }
1571     }
1572    
1573     /**
1574     * @brief Checks if a route is calculated
1575     *
1576     * This function checks if a route is calculated.
1577     *
1578     * @param this_ The navit struct whose route should be checked.
1579     * @return True if the route is set, false otherwise.
1580     */
1581     int
1582     navit_check_route(struct navit *this_)
1583     {
1584     //dbg(0,"EEnter\n");
1585     if (this_->route) {
1586     return route_get_path_set(this_->route);
1587     }
1588    
1589     return 0;
1590     }
1591    
1592     static int
1593     navit_former_destinations_active(struct navit *this_)
1594     {
1595     //dbg(0,"EEnter\n");
1596     char *destination_file = bookmarks_get_destination_file(FALSE);
1597     FILE *f;
1598     int active=0;
1599     char buffer[3];
1600     f=fopen(destination_file,"r");
1601     if (f) {
1602     if(!fseek(f, -2, SEEK_END) && fread(buffer, 2, 1, f) == 1 && (buffer[0]!='\n' || buffer[1]!='\n'))
1603     active=1;
1604     fclose(f);
1605     }
1606     g_free(destination_file);
1607     return active;
1608     }
1609    
1610     static void
1611     navit_add_former_destinations_from_file(struct navit *this_)
1612     {
1613     //dbg(0,"EEnter\n");
1614     char *destination_file = bookmarks_get_destination_file(FALSE);
1615     struct attr *attrs[4];
1616     struct map_rect *mr;
1617     struct item *item;
1618     int i,valid=0,count=0;
1619     struct coord c[16];
1620     struct pcoord pc[16];
1621     struct attr parent;
1622     struct attr type;
1623     struct attr data;
1624     struct attr flags;
1625    
1626     parent.type=attr_navit;
1627     parent.u.navit=this_;
1628    
1629     type.type=attr_type;
1630     type.u.str="textfile";
1631    
1632     data.type=attr_data;
1633     data.u.str=destination_file;
1634    
1635     flags.type=attr_flags;
1636     flags.u.num=1;
1637    
1638     attrs[0]=&type; attrs[1]=&data; attrs[2]=&flags; attrs[3]=NULL;
1639    
1640     this_->former_destination=map_new(&parent, attrs);
1641     g_free(destination_file);
1642     if (!this_->route || !navit_former_destinations_active(this_))
1643     return;
1644     mr=map_rect_new(this_->former_destination, NULL);
1645     while ((item=map_rect_get_item(mr))) {
1646     if ((item->type == type_former_destination || item->type == type_former_itinerary || item->type == type_former_itinerary_part) && (count=item_coord_get(item, c, 16)))
1647     valid=1;
1648     }
1649     map_rect_destroy(mr);
1650     if (valid && count > 0) {
1651     for (i = 0 ; i < count ; i++) {
1652     pc[i].pro=map_projection(this_->former_destination);
1653     pc[i].x=c[i].x;
1654     pc[i].y=c[i].y;
1655     }
1656     if (count == 1)
1657     route_set_destination(this_->route, &pc[0], 1);
1658     else
1659     route_set_destinations(this_->route, pc, count, 1);
1660     this_->destination=pc[count-1];
1661     this_->destination_valid=1;
1662     }
1663     }
1664    
1665    
1666     void
1667     navit_textfile_debug_log(struct navit *this_, const char *fmt, ...)
1668     {
1669     //dbg(0,"EEnter\n");
1670     va_list ap;
1671     char *str1,*str2;
1672     va_start(ap, fmt);
1673     if (this_->textfile_debug_log && this_->vehicle) {
1674     str1=g_strdup_vprintf(fmt, ap);
1675     str2=g_strdup_printf("0x%x 0x%x%s%s\n", this_->vehicle->coord.x, this_->vehicle->coord.y, strlen(str1) ? " " : "", str1);
1676     log_write(this_->textfile_debug_log, str2, strlen(str2), 0);
1677     g_free(str2);
1678     g_free(str1);
1679     }
1680     va_end(ap);
1681     }
1682    
1683     void
1684     navit_textfile_debug_log_at(struct navit *this_, struct pcoord *pc, const char *fmt, ...)
1685     {
1686     //dbg(0,"EEnter\n");
1687     va_list ap;
1688     char *str1,*str2;
1689     va_start(ap, fmt);
1690     if (this_->textfile_debug_log && this_->vehicle) {
1691     str1=g_strdup_vprintf(fmt, ap);
1692     str2=g_strdup_printf("0x%x 0x%x%s%s\n", pc->x, pc->y, strlen(str1) ? " " : "", str1);
1693     log_write(this_->textfile_debug_log, str2, strlen(str2), 0);
1694     g_free(str2);
1695     g_free(str1);
1696     }
1697     va_end(ap);
1698     }
1699    
1700     void
1701     navit_say(struct navit *this_, char *text)
1702     {
1703     //dbg(0,"EEnter\n");
1704     if(this_->speech) {
1705     speech_say(this_->speech, text);
1706     }
1707     }
1708    
1709     /**
1710     * @brief Toggles the navigation announcer for navit
1711     * @param this_ The navit object
1712     */
1713     static void
1714     navit_cmd_announcer_toggle(struct navit *this_)
1715     {
1716     struct attr attr, speechattr;
1717    
1718     // search for the speech attribute
1719     if(!navit_get_attr(this_, attr_speech, &speechattr, NULL))
1720     return;
1721     // find out if the corresponding attribute attr_active has been set
1722     if(speech_get_attr(speechattr.u.speech, attr_active, &attr, NULL)) {
1723     // flip it then...
1724     attr.u.num = !attr.u.num;
1725     } else {
1726     // otherwise disable it because voice is enabled by default
1727     attr.type = attr_active;
1728     attr.u.num = 0;
1729     }
1730    
1731     // apply the new state
1732     if(!speech_set_attr(speechattr.u.speech, &attr))
1733     return;
1734    
1735     // announce that the speech attribute has changed
1736     callback_list_call_attr_0(this_->attr_cbl, attr_speech);
1737     }
1738    
1739    
1740    
1741    
1742     void
1743     navit_cmd_announcer_on(struct navit *this_)
1744     {
1745     struct attr attr, speechattr;
1746    
1747     // search for the speech attribute
1748     if(!navit_get_attr(this_, attr_speech, &speechattr, NULL))
1749     return;
1750    
1751     attr.type = attr_active;
1752     attr.u.num = 1;
1753    
1754     // apply the new state
1755     if(!speech_set_attr(speechattr.u.speech, &attr))
1756     return;
1757    
1758     // announce that the speech attribute has changed
1759     callback_list_call_attr_0(this_->attr_cbl, attr_speech);
1760     }
1761    
1762    
1763     void
1764     navit_cmd_announcer_off(struct navit *this_)
1765     {
1766     struct attr attr, speechattr;
1767    
1768     // search for the speech attribute
1769     if(!navit_get_attr(this_, attr_speech, &speechattr, NULL))
1770     return;
1771    
1772     attr.type = attr_active;
1773     attr.u.num = 0;
1774    
1775     // apply the new state
1776     if(!speech_set_attr(speechattr.u.speech, &attr))
1777     return;
1778    
1779     // announce that the speech attribute has changed
1780     callback_list_call_attr_0(this_->attr_cbl, attr_speech);
1781     }
1782    
1783    
1784    
1785     void
1786     navit_speak(struct navit *this_)
1787     {
1788     //dbg(0,"EEnter\n");
1789     struct navigation *nav=this_->navigation;
1790     struct map *map=NULL;
1791     struct map_rect *mr=NULL;
1792     struct item *item;
1793     struct attr attr;
1794    
1795     if (!speech_get_attr(this_->speech, attr_active, &attr, NULL))
1796     attr.u.num = 1;
1797     dbg(1, "this_.speech->active %i\n", attr.u.num);
1798     if(!attr.u.num)
1799     return;
1800    
1801     if (nav)
1802     map=navigation_get_map(nav);
1803     if (map)
1804     mr=map_rect_new(map, NULL);
1805     if (mr) {
1806     while ((item=map_rect_get_item(mr)) && (item->type == type_nav_position || item->type == type_nav_none));
1807     if (item && item_attr_get(item, attr_navigation_speech, &attr)) {
1808     speech_say(this_->speech, attr.u.str);
1809     navit_add_message(this_, attr.u.str);
1810     navit_textfile_debug_log(this_, "type=announcement label=\"%s\"", attr.u.str);
1811     }
1812     map_rect_destroy(mr);
1813     }
1814     }
1815    
1816     static void
1817     navit_window_roadbook_update(struct navit *this_)
1818     {
1819     //dbg(0,"EEnter\n");
1820     struct navigation *nav=this_->navigation;
1821     struct map *map=NULL;
1822     struct map_rect *mr=NULL;
1823     struct item *item;
1824     struct attr attr;
1825     struct param_list param[5];
1826     int secs;
1827    
1828     dbg(1,"enter\n");
1829     datawindow_mode(this_->roadbook_window, 1);
1830     if (nav)
1831     map=navigation_get_map(nav);
1832     if (map)
1833     mr=map_rect_new(map, NULL);
1834     //dbg(0,"nav=%p map=%p mr=%p\n", nav, map, mr);
1835     if (mr) {
1836     //dbg(0,"while loop\n");
1837     while ((item=map_rect_get_item(mr))) {
1838     //dbg(0,"item=%p\n", item);
1839     attr.u.str=NULL;
1840     if (item->type != type_nav_position) {
1841     item_attr_get(item, attr_navigation_long, &attr);
1842     if (attr.u.str == NULL) {
1843     continue;
1844     }
1845     dbg(2, "Command='%s'\n", attr.u.str);
1846     param[0].value=g_strdup(attr.u.str);
1847     } else
1848     param[0].value=_("Position");
1849     param[0].name=_("Command");
1850    
1851     item_attr_get(item, attr_length, &attr);
1852     dbg(2, "Length=%d\n", attr.u.num);
1853     param[1].name=_("Length");
1854    
1855     if ( attr.u.num >= 2000 )
1856     {
1857     param[1].value=g_strdup_printf("%5.1f %s",(float)attr.u.num / 1000, _("km") );
1858     }
1859     else
1860     {
1861     param[1].value=g_strdup_printf("%7d %s",attr.u.num, _("m"));
1862     }
1863    
1864     item_attr_get(item, attr_time, &attr);
1865     dbg(2, "Time=%d\n", attr.u.num);
1866     secs=attr.u.num/10;
1867     param[2].name=_("Time");
1868     if ( secs >= 3600 )
1869     {
1870     param[2].value=g_strdup_printf("%d:%02d:%02d",secs / 60, ( secs / 60 ) % 60 , secs % 60);
1871     }
1872     else
1873     {
1874     param[2].value=g_strdup_printf("%d:%02d",secs / 60, secs % 60);
1875     }
1876    
1877     item_attr_get(item, attr_destination_length, &attr);
1878     dbg(2, "Destlength=%d\n", attr.u.num);
1879     param[3].name=_("Destination Length");
1880     if ( attr.u.num >= 2000 )
1881     {
1882     param[3].value=g_strdup_printf("%5.1f %s",(float)attr.u.num / 1000, _("km") );
1883     }
1884     else
1885     {
1886     param[3].value=g_strdup_printf("%d %s",attr.u.num, _("m"));
1887     }
1888    
1889     item_attr_get(item, attr_destination_time, &attr);
1890     dbg(2, "Desttime=%d\n", attr.u.num);
1891     secs=attr.u.num/10;
1892     param[4].name=_("Destination Time");
1893     if ( secs >= 3600 )
1894     {
1895     param[4].value=g_strdup_printf("%d:%02d:%02d",secs / 3600, (secs / 60 ) % 60 , secs % 60);
1896     }
1897     else
1898     {
1899     param[4].value=g_strdup_printf("%d:%02d",secs / 60, secs % 60);
1900     }
1901     datawindow_add(this_->roadbook_window, param, 5);
1902     }
1903     map_rect_destroy(mr);
1904     }
1905     datawindow_mode(this_->roadbook_window, 0);
1906     }
1907    
1908     void
1909     navit_window_roadbook_destroy(struct navit *this_)
1910     {
1911     //dbg(0, "enter\n");
1912     navigation_unregister_callback(this_->navigation, attr_navigation_long, this_->roadbook_callback);
1913     this_->roadbook_window=NULL;
1914     this_->roadbook_callback=NULL;
1915     }
1916     void
1917     navit_window_roadbook_new(struct navit *this_)
1918     {
1919     if (!this_->gui || this_->roadbook_callback || this_->roadbook_window) {
1920     return;
1921     }
1922    
1923     this_->roadbook_callback=callback_new_1(callback_cast(navit_window_roadbook_update), this_);
1924     navigation_register_callback(this_->navigation, attr_navigation_long, this_->roadbook_callback);
1925     this_->roadbook_window=gui_datawindow_new(this_->gui, _("Roadbook"), NULL, callback_new_1(callback_cast(navit_window_roadbook_destroy), this_));
1926     navit_window_roadbook_update(this_);
1927     }
1928    
1929     void
1930     navit_remove_all_maps(struct navit *this_)
1931     {
1932     struct mapset *ms;
1933     struct map *map3;
1934    
1935     if (this_->mapsets)
1936     {
1937     struct mapset_handle *msh;
1938     ms=this_->mapsets->data;
1939     msh=mapset_open(ms);
1940     while (msh && (map3=mapset_next(msh, 0)))
1941     {
1942     struct attr map_name_attr;
1943     if (map_get_attr(map3,attr_name, &map_name_attr,NULL))
1944     {
1945     //dbg(0,"map name=%s",map_name_attr.u.str);
1946     if (strncmp("_ms_sdcard_map:", map_name_attr.u.str, 15) == 0)
1947     {
1948     //dbg(0,"removing map\n");
1949     struct attr map_attr;
1950     map_attr.u.map=map3;
1951     map_attr.type=attr_map;
1952     mapset_remove_attr(ms, &map_attr);
1953     map_destroy(map3);
1954     }
1955     }
1956     }
1957     mapset_close(msh);
1958     }
1959     }
1960    
1961     void
1962     navit_add_all_maps(struct navit *this_)
1963     {
1964     struct mapset *ms;
1965     struct map *map3;
1966    
1967     if (this_->mapsets)
1968     {
1969     ms=this_->mapsets->data;
1970    
1971     struct attr type;
1972     struct attr parent;
1973     struct attr data;
1974     struct attr flags;
1975     struct map *map2;
1976     struct attr map2_attr;
1977     struct attr *attrs[4];
1978     char *map_file;
1979    
1980     parent.type=attr_navit;
1981     parent.u.navit=this_;
1982     type.type=attr_type;
1983     type.u.str="binfile";
1984     data.type=attr_data;
1985     map_file=g_strdup("/sdcard/zanavi/maps/borders.bin");
1986     data.u.str=map_file;
1987    
1988     //dbg(0,"map name=%s",map_file);
1989    
1990     flags.type=attr_flags;
1991     flags.u.num=0;
1992     attrs[0]=&type; attrs[1]=&data; attrs[2]=&flags; attrs[3]=NULL;
1993     map2=map_new(&parent, attrs);
1994     if (map2)
1995     {
1996     map2_attr.u.data=map2;
1997     map2_attr.type=attr_map;
1998     mapset_add_attr_name(ms, &map2_attr);
1999     }
2000     g_free(map_file);
2001    
2002     parent.type=attr_navit;
2003     parent.u.navit=this_;
2004     type.type=attr_type;
2005     type.u.str="binfile";
2006     data.type=attr_data;
2007     map_file=g_strdup("/sdcard/zanavi/maps/coastline.bin");
2008     data.u.str=map_file;
2009    
2010     //dbg(0,"map name=%s",map_file);
2011    
2012     flags.type=attr_flags;
2013     flags.u.num=0;
2014     attrs[0]=&type; attrs[1]=&data; attrs[2]=&flags; attrs[3]=NULL;
2015     map2=map_new(&parent, attrs);
2016     if (map2)
2017     {
2018     map2_attr.u.data=map2;
2019     map2_attr.type=attr_map;
2020     mapset_add_attr_name(ms, &map2_attr);
2021     }
2022     g_free(map_file);
2023    
2024     int i=1;
2025     for(i = 1; i < 10;i++)
2026     {
2027     struct map *map22;
2028     struct attr map22_attr;
2029     parent.type=attr_navit;
2030     parent.u.navit=this_;
2031     type.type=attr_type;
2032     type.u.str="binfile";
2033     data.type=attr_data;
2034     map_file=g_strdup_printf("/sdcard/zanavi/maps/navitmap_00%d.bin",i);
2035     data.u.str=map_file;
2036     //dbg(0,"map name=%s",map_file);
2037     flags.type=attr_flags;
2038     flags.u.num=0;
2039     attrs[0]=&type; attrs[1]=&data; attrs[2]=&flags; attrs[3]=NULL;
2040     map22=map_new(&parent, attrs);
2041     if (map22)
2042     {
2043     map22_attr.u.data=map22;
2044     map22_attr.type=attr_map;
2045     mapset_add_attr_name(ms, &map22_attr);
2046     }
2047     g_free(map_file);
2048     }
2049    
2050     i=10;
2051     for(i = 10; i < 21;i++)
2052     {
2053     parent.type=attr_navit;
2054     parent.u.navit=this_;
2055     type.type=attr_type;
2056     type.u.str="binfile";
2057     data.type=attr_data;
2058     map_file=g_strdup_printf("/sdcard/zanavi/maps/navitmap_0%d.bin",i);
2059     data.u.str=map_file;
2060     //dbg(0,"map name=%s",map_file);
2061     flags.type=attr_flags;
2062     flags.u.num=0;
2063     attrs[0]=&type; attrs[1]=&data; attrs[2]=&flags; attrs[3]=NULL;
2064     map2=map_new(&parent, attrs);
2065     if (map2)
2066     {
2067     map2_attr.u.data=map2;
2068     map2_attr.type=attr_map;
2069     mapset_add_attr_name(ms, &map2_attr);
2070     }
2071     g_free(map_file);
2072     }
2073     }
2074     }
2075    
2076     void
2077     navit_reload_maps(struct navit *this_)
2078     {
2079     navit_remove_all_maps(this_);
2080     navit_add_all_maps(this_);
2081     }
2082    
2083     void
2084     navit_init(struct navit *this_)
2085     {
2086     //dbg(0,"EEnter\n");
2087     struct mapset *ms;
2088     struct map *map;
2089     int callback;
2090     char *center_file;
2091    
2092     dbg(0,"enter gui %p graphics %p\n",this_->gui,this_->gra);
2093    
2094     if (!this_->gui && !(this_->flags & 2)) {
2095     dbg(0,"no gui\n");
2096     navit_destroy(this_);
2097     return;
2098     }
2099     if (!this_->gra && !(this_->flags & 1)) {
2100     dbg(0,"no graphics\n");
2101     navit_destroy(this_);
2102     return;
2103     }
2104     dbg(0,"Connecting gui to graphics\n");
2105     if (this_->gui && this_->gra && gui_set_graphics(this_->gui, this_->gra)) {
2106     struct attr attr_type_gui, attr_type_graphics;
2107     gui_get_attr(this_->gui, attr_type, &attr_type_gui, NULL);
2108     graphics_get_attr(this_->gra, attr_type, &attr_type_graphics, NULL);
2109     dbg(0,"failed to connect graphics '%s' to gui '%s'\n", attr_type_graphics.u.str, attr_type_gui.u.str);
2110     // dbg(0," Please see http://wiki.navit-project.org/index.php/Failed_to_connect_graphics_to_gui\n");
2111     // dbg(0," for explanations and solutions\n");
2112    
2113     navit_destroy(this_);
2114     return;
2115     }
2116     if (this_->speech && this_->navigation) {
2117     struct attr speech;
2118     speech.type=attr_speech;
2119     speech.u.speech=this_->speech;
2120     navigation_set_attr(this_->navigation, &speech);
2121     }
2122     dbg(0,"Initializing graphics\n");
2123     dbg(0,"Setting Vehicle\n");
2124     navit_set_vehicle(this_, this_->vehicle);
2125     dbg(0,"Adding dynamic maps to mapset %p\n",this_->mapsets);
2126     if (this_->mapsets) {
2127     struct mapset_handle *msh;
2128     ms=this_->mapsets->data;
2129     this_->progress_cb=callback_new_attr_1(callback_cast(navit_map_progress), attr_progress, this_);
2130     msh=mapset_open(ms);
2131     while (msh && (map=mapset_next(msh, 0))) {
2132     //pass new callback instance for each map in the mapset to make map callback list destruction work correctly
2133     struct callback *pcb = callback_new_attr_1(callback_cast(navit_map_progress), attr_progress, this_);
2134     map_add_callback(map, pcb);
2135     }
2136     mapset_close(msh);
2137    
2138     if (this_->route) {
2139     if ((map=route_get_map(this_->route))) {
2140     struct attr map_a,map_name;
2141     map_a.type=attr_map;
2142     map_a.u.map=map;
2143     map_name.type=attr_name;
2144     map_name.u.str="_ms_route";
2145     map_set_attr(map_a.u.map, &map_name);
2146     mapset_add_attr(ms, &map_a);
2147     }
2148     if ((map=route_get_graph_map(this_->route))) {
2149     struct attr map_a,active,map_name;
2150     map_a.type=attr_map;
2151     map_a.u.map=map;
2152     active.type=attr_active;
2153     active.u.num=0;
2154     map_name.type=attr_name;
2155     map_name.u.str="_ms_route_graph";
2156     map_set_attr(map_a.u.map, &map_name);
2157     mapset_add_attr(ms, &map_a);
2158     map_set_attr(map, &active);
2159     }
2160     route_set_mapset(this_->route, ms);
2161     route_set_projection(this_->route, transform_get_projection(this_->trans));
2162     }
2163     if (this_->tracking) {
2164     tracking_set_mapset(this_->tracking, ms);
2165     if (this_->route)
2166     tracking_set_route(this_->tracking, this_->route);
2167     }
2168     if (this_->navigation) {
2169     if ((map=navigation_get_map(this_->navigation))) {
2170     struct attr map_a,active,map_name;
2171     map_a.type=attr_map;
2172     map_a.u.map=map;
2173     active.type=attr_active;
2174     active.u.num=0;
2175     map_name.type=attr_name;
2176     map_name.u.str="_ms_navigation";
2177     map_set_attr(map_a.u.map, &map_name);
2178     mapset_add_attr(ms, &map_a);
2179     map_set_attr(map, &active);
2180     }
2181     }
2182     if (this_->tracking) {
2183     if ((map=tracking_get_map(this_->tracking))) {
2184     struct attr map_a,active;
2185     map_a.type=attr_map;
2186     map_a.u.map=map;
2187     active.type=attr_active;
2188     active.u.num=0;
2189     mapset_add_attr(ms, &map_a);
2190     map_set_attr(map, &active);
2191     }
2192     }
2193     navit_add_former_destinations_from_file(this_);
2194     }
2195     if (this_->route) {
2196     struct attr callback;
2197     this_->route_cb=callback_new_attr_1(callback_cast(navit_redraw_route), attr_route_status, this_);
2198     callback.type=attr_callback;
2199     callback.u.callback=this_->route_cb;
2200     route_add_attr(this_->route, &callback);
2201     }
2202     if (this_->navigation) {
2203     if (this_->speech) {
2204     this_->nav_speech_cb=callback_new_1(callback_cast(navit_speak), this_);
2205     navigation_register_callback(this_->navigation, attr_navigation_speech, this_->nav_speech_cb);
2206     }
2207     if (this_->route)
2208     navigation_set_route(this_->navigation, this_->route);
2209     }
2210     dbg(0,"Setting Center\n");
2211     center_file = bookmarks_get_center_file(FALSE);
2212     bookmarks_set_center_from_file(this_->bookmarks, center_file);
2213     g_free(center_file);
2214     #if 0
2215     if (this_->menubar) {
2216     men=menu_add(this_->menubar, "Data", menu_type_submenu, NULL);
2217     if (men) {
2218     navit_add_menu_windows_items(this_, men);
2219     }
2220     }
2221     #endif
2222     global_navit=this_;
2223     #if 0
2224     navit_window_roadbook_new(this_);
2225     navit_window_items_new(this_);
2226     #endif
2227    
2228     messagelist_init(this_->messages);
2229    
2230     navit_set_cursors(this_);
2231    
2232     callback_list_call_attr_1(this_->attr_cbl, attr_navit, this_);
2233     callback=(this_->ready == 2);
2234     dbg(0,"pre this_->ready=%d\n",this_->ready);
2235     this_->ready|=1;
2236     dbg(0,"set this_->ready=%d\n",this_->ready);
2237     //dbg(0,"ready=%d\n",this_->ready);
2238     if (this_->ready == 3)
2239     {
2240     //dbg(0,"navit_draw_async_003\n");
2241     navit_draw_async(this_, 1);
2242     }
2243     if (callback)
2244     callback_list_call_attr_1(this_->attr_cbl, attr_graphics_ready, this_);
2245     #if 0
2246     routech_test(this_);
2247     #endif
2248     //dbg(0,"1111111111\n");
2249     }
2250    
2251     void
2252     navit_zoom_to_rect(struct navit *this_, struct coord_rect *r)
2253     {
2254     //dbg(0,"EEnter\n");
2255     struct coord c;
2256     int scale=16;
2257    
2258     c.x=(r->rl.x+r->lu.x)/2;
2259     c.y=(r->rl.y+r->lu.y)/2;
2260     transform_set_center(this_->trans, &c);
2261     dbg(1,"%x,%x-%x,%x\n", r->rl.x,r->rl.y,r->lu.x,r->lu.y);
2262     while (scale < 1<<20) {
2263     struct point p1,p2;
2264     transform_set_scale(this_->trans, scale);
2265     transform_setup_source_rect(this_->trans);
2266     transform(this_->trans, transform_get_projection(this_->trans), &r->lu, &p1, 1, 0, 0, NULL);
2267     transform(this_->trans, transform_get_projection(this_->trans), &r->rl, &p2, 1, 0, 0, NULL);
2268     dbg(1,"%d,%d-%d,%d\n",p1.x,p1.y,p2.x,p2.y);
2269     if (p1.x < 0 || p2.x < 0 || p1.x > this_->w || p2.x > this_->w ||
2270     p1.y < 0 || p2.y < 0 || p1.y > this_->h || p2.y > this_->h)
2271     scale*=2;
2272     else
2273     break;
2274    
2275     }
2276     if (this_->ready == 3)
2277     {
2278     //dbg(0,"navit_draw_async_004\n");
2279     navit_draw_async(this_,0);
2280     }
2281     }
2282    
2283     void
2284     navit_zoom_to_route(struct navit *this_, int orientation)
2285     {
2286     //dbg(0,"EEnter\n");
2287     struct map *map;
2288     struct map_rect *mr=NULL;
2289     struct item *item;
2290     struct coord c;
2291     struct coord_rect r;
2292     int count=0;
2293     if (! this_->route)
2294     return;
2295     dbg(1,"enter\n");
2296     map=route_get_map(this_->route);
2297     dbg(1,"map=%p\n",map);
2298     if (map)
2299     mr=map_rect_new(map, NULL);
2300     dbg(1,"mr=%p\n",mr);
2301     if (mr) {
2302     while ((item=map_rect_get_item(mr))) {
2303     dbg(1,"item=%s\n", item_to_name(item->type));
2304     while (item_coord_get(item, &c, 1)) {
2305     dbg(1,"coord\n");
2306     if (!count)
2307     r.lu=r.rl=c;
2308     else
2309     coord_rect_extend(&r, &c);
2310     count++;
2311     }
2312     }
2313     map_rect_destroy(mr);
2314     }
2315     if (! count)
2316     return;
2317     if (orientation != -1)
2318     transform_set_yaw(this_->trans, orientation);
2319     navit_zoom_to_rect(this_, &r);
2320     }
2321    
2322     static void
2323     navit_cmd_zoom_to_route(struct navit *this)
2324     {
2325     //dbg(0,"EEnter\n");
2326     navit_zoom_to_route(this, 0);
2327     }
2328    
2329    
2330     /**
2331     * show point on map
2332     *
2333     * @param navit The navit instance
2334     * @param center The point where to center the map, including its projection
2335     * @returns nothing
2336     */
2337     void
2338     navit_set_center(struct navit *this_, struct pcoord *center, int set_timeout)
2339     {
2340     //dbg(0,"EEnter\n");
2341     struct coord *c=transform_center(this_->trans);
2342     struct coord c1,c2;
2343     enum projection pro = transform_get_projection(this_->trans);
2344     if (pro != center->pro) {
2345     c1.x = center->x;
2346     c1.y = center->y;
2347     transform_from_to(&c1, center->pro, &c2, pro);
2348     } else {
2349     c2.x = center->x;
2350     c2.y = center->y;
2351     }
2352     *c=c2;
2353     if (set_timeout)
2354     navit_set_timeout(this_);
2355     if (this_->ready == 3)
2356     navit_draw(this_);
2357     }
2358    
2359     static void
2360     navit_set_center_coord_screen(struct navit *this_, struct coord *c, struct point *p, int set_timeout)
2361     {
2362     //dbg(0,"EEnter\n");
2363     int width, height;
2364     struct point po;
2365     transform_set_center(this_->trans, c);
2366     transform_get_size(this_->trans, &width, &height);
2367     po.x=width/2;
2368     po.y=height/2;
2369     update_transformation(this_->trans, &po, p, NULL);
2370     if (set_timeout)
2371     navit_set_timeout(this_);
2372     }
2373    
2374     /**
2375     * Links all vehicles to a cursor depending on the current profile.
2376     *
2377     * @param this_ A navit instance
2378     * @author Ralph Sennhauser (10/2009)
2379     */
2380     static void
2381     navit_set_cursors(struct navit *this_)
2382     {
2383     //dbg(0,"EEnter\n");
2384     struct attr name;
2385     struct navit_vehicle *nv;
2386     struct cursor *c;
2387     GList *v;
2388    
2389     v=g_list_first(this_->vehicles); // GList of navit_vehicles
2390     while (v) {
2391     nv=v->data;
2392     if (vehicle_get_attr(nv->vehicle, attr_cursorname, &name, NULL)) {
2393     if (!strcmp(name.u.str,"none"))
2394     c=NULL;
2395     else
2396     c=layout_get_cursor(this_->layout_current, name.u.str);
2397     } else
2398     c=layout_get_cursor(this_->layout_current, "default");
2399     vehicle_set_cursor(nv->vehicle, c, 0);
2400     v=g_list_next(v);
2401     }
2402     return;
2403     }
2404    
2405     static int
2406     navit_get_cursor_pnt(struct navit *this_, struct point *p, int keep_orientation, int *dir)
2407     {
2408     //dbg(0,"EEnter\n");
2409     int width, height;
2410     struct navit_vehicle *nv=this_->vehicle;
2411    
2412     float offset=this_->radius; // Cursor offset from the center of the screen (percent).
2413     #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 */
2414     float min_offset = 0.; // Percent offset at min_offset_speed.
2415     float max_offset = 30.; // Percent offset at max_offset_speed.
2416     int min_offset_speed = 2; // Speed in km/h
2417     int max_offset_speed = 50; // Speed ini km/h
2418     // Calculate cursor offset from the center of the screen, upon speed.
2419     if (nv->speed <= min_offset_speed) {
2420     offset = min_offset;
2421     } else if (nv->speed > max_offset_speed) {
2422     offset = max_offset;
2423     } else {
2424     offset = (max_offset - min_offset) / (max_offset_speed - min_offset_speed) * (nv->speed - min_offset_speed);
2425     }
2426     #endif
2427    
2428     transform_get_size(this_->trans, &width, &height);
2429     if (this_->orientation == -1 || keep_orientation) {
2430     p->x=50*width/100;
2431     p->y=(50 + offset)*height/100;
2432     if (dir)
2433     *dir=keep_orientation?this_->orientation:nv->dir;
2434     } else {
2435     int mdir;
2436     if (this_->tracking && this_->tracking_flag) {
2437     mdir = tracking_get_angle(this_->tracking) - this_->orientation;
2438     } else {
2439     mdir=nv->dir-this_->orientation;
2440     }
2441    
2442     p->x=(50 - offset*sin(M_PI*mdir/180.))*width/100;
2443     p->y=(50 + offset*cos(M_PI*mdir/180.))*height/100;
2444     if (dir)
2445     *dir=this_->orientation;
2446     }
2447     return 1;
2448     }
2449    
2450     void
2451     navit_set_center_cursor(struct navit *this_, int autozoom, int keep_orientation)
2452     {
2453     //dbg(0,"EEnter\n");
2454     int dir;
2455     struct point pn;
2456     struct navit_vehicle *nv=this_->vehicle;
2457     navit_get_cursor_pnt(this_, &pn, keep_orientation, &dir);
2458     transform_set_yaw(this_->trans, dir);
2459     navit_set_center_coord_screen(this_, &nv->coord, &pn, 0);
2460     if (autozoom)
2461     navit_autozoom(this_, &nv->coord, nv->speed, 0);
2462     }
2463    
2464     static void
2465     navit_set_center_cursor_draw(struct navit *this_)
2466     {
2467     //dbg(0,"EEnter\n");
2468     navit_set_center_cursor(this_,1,0);
2469     if (this_->ready == 3)
2470     {
2471     //dbg(0,"navit_draw_async_005\n");
2472     navit_draw_async(this_, 1);
2473     }
2474     }
2475    
2476     static void
2477     navit_cmd_set_center_cursor(struct navit *this_)
2478     {
2479     //dbg(0,"EEnter\n");
2480     navit_set_center_cursor_draw(this_);
2481     }
2482    
2483     void
2484     navit_set_center_screen(struct navit *this_, struct point *p, int set_timeout)
2485     {
2486     //dbg(0,"EEnter\n");
2487     struct coord c;
2488     struct pcoord pc;
2489     transform_reverse(this_->trans, p, &c);
2490     pc.x = c.x;
2491     pc.y = c.y;
2492     pc.pro = transform_get_projection(this_->trans);
2493     navit_set_center(this_, &pc, set_timeout);
2494     }
2495    
2496     #if 0
2497     switch((*attrs)->type) {
2498     case attr_zoom:
2499     zoom=(*attrs)->u.num;
2500     break;
2501     case attr_center:
2502     g=*((*attrs)->u.coord_geo);
2503     break;
2504     #endif
2505    
2506     static int
2507     navit_set_attr_do(struct navit *this_, struct attr *attr, int init)
2508     {
2509     //dbg(0,"EEnter\n");
2510     int dir=0, orient_old=0, attr_updated=0;
2511     struct coord co;
2512     long zoom;
2513     GList *l;
2514     struct navit_vehicle *nv;
2515     struct layout *lay;
2516     struct attr active;
2517     active.type=attr_active;
2518     active.u.num=0;
2519    
2520     switch (attr->type) {
2521     case attr_autozoom:
2522     attr_updated=(this_->autozoom_secs != attr->u.num);
2523     this_->autozoom_secs = attr->u.num;
2524     break;
2525     case attr_autozoom_active:
2526     attr_updated=(this_->autozoom_active != attr->u.num);
2527     this_->autozoom_active = attr->u.num;
2528     break;
2529     case attr_center:
2530     transform_from_geo(transform_get_projection(this_->trans), attr->u.coord_geo, &co);
2531     dbg(1,"0x%x,0x%x\n",co.x,co.y);
2532     transform_set_center(this_->trans, &co);
2533     break;
2534     case attr_drag_bitmap:
2535     attr_updated=(this_->drag_bitmap != !!attr->u.num);
2536     this_->drag_bitmap=!!attr->u.num;
2537     break;
2538     case attr_flags:
2539     attr_updated=(this_->flags != attr->u.num);
2540     this_->flags=attr->u.num;
2541     break;
2542     case attr_flags_graphics:
2543     attr_updated=(this_->graphics_flags != attr->u.num);
2544     this_->graphics_flags=attr->u.num;
2545     break;
2546     case attr_follow:
2547     if (!this_->vehicle)
2548     return 0;
2549     attr_updated=(this_->vehicle->follow_curr != attr->u.num);
2550     this_->vehicle->follow_curr = attr->u.num;
2551     break;
2552     case attr_layout:
2553     if(this_->layout_current!=attr->u.layout) {
2554     this_->layout_current=attr->u.layout;
2555     graphics_font_destroy_all(this_->gra);
2556     navit_set_cursors(this_);
2557     if (this_->ready == 3)
2558     navit_draw(this_);
2559     attr_updated=1;
2560     }
2561     break;
2562     case attr_layout_name:
2563     l=this_->layouts;
2564     while (l) {
2565     lay=l->data;
2566     if (!strcmp(lay->name,attr->u.str)) {
2567     struct attr attr;
2568     attr.type=attr_layout;
2569     attr.u.layout=lay;
2570     return navit_set_attr_do(this_, &attr, init);
2571     }
2572     l=g_list_next(l);
2573     }
2574     return 0;
2575     case attr_map_border:
2576     if (this_->border != attr->u.num) {
2577     this_->border=attr->u.num;
2578     attr_updated=1;
2579     }
2580     break;
2581     case attr_orientation:
2582     orient_old=this_->orientation;
2583     this_->orientation=attr->u.num;
2584     if (!init) {
2585     if (this_->orientation != -1) {
2586     dir = this_->orientation;
2587     } else {
2588     if (this_->vehicle) {
2589     dir = this_->vehicle->dir;
2590     }
2591     }
2592     transform_set_yaw(this_->trans, dir);
2593     if (orient_old != this_->orientation) {
2594     #if 0
2595     if (this_->ready == 3)
2596     navit_draw(this_);
2597     #endif
2598     attr_updated=1;
2599     }
2600     }
2601     break;
2602     case attr_osd_configuration:
2603     dbg(0,"setting osd_configuration to %d (was %d)\n", attr->u.num, this_->osd_configuration);
2604     attr_updated=(this_->osd_configuration != attr->u.num);
2605     this_->osd_configuration=attr->u.num;
2606     break;
2607     case attr_pitch:
2608     attr_updated=(this_->pitch != attr->u.num);
2609     this_->pitch=attr->u.num;
2610     transform_set_pitch(this_->trans, this_->pitch);
2611     if (!init && attr_updated && this_->ready == 3)
2612     navit_draw(this_);
2613     break;
2614     case attr_projection:
2615     if(this_->trans && transform_get_projection(this_->trans) != attr->u.projection) {
2616     navit_projection_set(this_, attr->u.projection, !init);
2617     attr_updated=1;
2618     }
2619     break;
2620     case attr_radius:
2621     attr_updated=(this_->radius != attr->u.num);
2622     this_->radius=attr->u.num;
2623     break;
2624     case attr_recent_dest:
2625     attr_updated=(this_->recentdest_count != attr->u.num);
2626     this_->recentdest_count=attr->u.num;
2627     break;
2628     case attr_speech:
2629     if(this_->speech && this_->speech != attr->u.speech) {
2630     attr_updated=1;
2631     this_->speech = attr->u.speech;
2632     }
2633     break;
2634     case attr_timeout:
2635     attr_updated=(this_->center_timeout != attr->u.num);
2636     this_->center_timeout = attr->u.num;
2637     break;
2638     case attr_tracking:
2639     attr_updated=(this_->tracking_flag != !!attr->u.num);
2640     this_->tracking_flag=!!attr->u.num;
2641     break;
2642     case attr_transformation:
2643     this_->trans=attr->u.transformation;
2644     break;
2645     case attr_use_mousewheel:
2646     attr_updated=(this_->use_mousewheel != !!attr->u.num);
2647     this_->use_mousewheel=!!attr->u.num;
2648     break;
2649     case attr_vehicle:
2650     l=this_->vehicles;
2651     while(l) {
2652     nv=l->data;
2653     if (nv->vehicle == attr->u.vehicle) {
2654     if (!this_->vehicle || this_->vehicle->vehicle != attr->u.vehicle) {
2655     if (this_->vehicle)
2656     vehicle_set_attr(this_->vehicle->vehicle, &active);
2657     active.u.num=1;
2658     vehicle_set_attr(nv->vehicle, &active);
2659     attr_updated=1;
2660     }
2661     navit_set_vehicle(this_, nv);
2662     }
2663     l=g_list_next(l);
2664     }
2665     break;
2666     case attr_zoom:
2667     zoom=transform_get_scale(this_->trans);
2668     attr_updated=(zoom != attr->u.num);
2669     transform_set_scale(this_->trans, attr->u.num);
2670     if (attr_updated && !init)
2671     navit_draw(this_);
2672     break;
2673     case attr_zoom_min:
2674     attr_updated=(attr->u.num != this_->zoom_min);
2675     this_->zoom_min=attr->u.num;
2676     break;
2677     case attr_zoom_max:
2678     attr_updated=(attr->u.num != this_->zoom_max);
2679     this_->zoom_max=attr->u.num;
2680     break;
2681     case attr_message:
2682     navit_add_message(this_, attr->u.str);
2683     break;
2684     case attr_follow_cursor:
2685     attr_updated=(this_->follow_cursor != !!attr->u.num);
2686     this_->follow_cursor=!!attr->u.num;
2687     break;
2688     case attr_imperial:
2689     attr_updated=(this_->imperial != attr->u.num);
2690     this_->imperial=attr->u.num;
2691     break;
2692     default:
2693     return 0;
2694     }
2695     if (attr_updated && !init) {
2696     callback_list_call_attr_2(this_->attr_cbl, attr->type, this_, attr);
2697     if (attr->type == attr_osd_configuration)
2698     graphics_draw_mode(this_->gra, draw_mode_end);
2699     }
2700     return 1;
2701     }
2702    
2703     int
2704     navit_set_attr(struct navit *this_, struct attr *attr)
2705     {
2706     //dbg(0,"EEnter\n");
2707     return navit_set_attr_do(this_, attr, 0);
2708     }
2709    
2710     int
2711     navit_get_attr(struct navit *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter)
2712     {
2713     //dbg(0,"EEnter\n");
2714     struct message *msg;
2715     int len,offset;
2716     int ret=1;
2717    
2718     switch (type) {
2719     case attr_message:
2720     msg = navit_get_messages(this_);
2721    
2722     if (!msg) {
2723     return 0;
2724     }
2725    
2726     len = 0;
2727     while (msg) {
2728     len += strlen(msg->text) + 1;
2729     msg = msg->next;
2730     }
2731     attr->u.str = g_malloc(len + 1);
2732    
2733     msg = navit_get_messages(this_);
2734     offset = 0;
2735     while (msg) {
2736     g_stpcpy((attr->u.str + offset), msg->text);
2737     offset += strlen(msg->text);
2738     attr->u.str[offset] = '\n';
2739     offset++;
2740    
2741     msg = msg->next;
2742     }
2743    
2744     attr->u.str[len] = '\0';
2745     break;
2746     case attr_imperial:
2747     attr->u.num=this_->imperial;
2748     break;
2749     case attr_bookmark_map:
2750     attr->u.map=bookmarks_get_map(this_->bookmarks);
2751     break;
2752     case attr_bookmarks:
2753     attr->u.bookmarks=this_->bookmarks;
2754     break;
2755     case attr_callback_list:
2756     attr->u.callback_list=this_->attr_cbl;
2757     break;
2758     case attr_destination:
2759     if (! this_->destination_valid)
2760     return 0;
2761     attr->u.pcoord=&this_->destination;
2762     break;
2763     case attr_displaylist:
2764     attr->u.displaylist=this_->displaylist;
2765     return (attr->u.displaylist != NULL);
2766     case attr_follow:
2767     if (!this_->vehicle)
2768     return 0;
2769     attr->u.num=this_->vehicle->follow_curr;
2770     break;
2771     case attr_former_destination_map:
2772     attr->u.map=this_->former_destination;
2773     break;
2774     case attr_graphics:
2775     attr->u.graphics=this_->gra;
2776     ret=(attr->u.graphics != NULL);
2777     break;
2778     case attr_gui:
2779     attr->u.gui=this_->gui;
2780     ret=(attr->u.gui != NULL);
2781     break;
2782     case attr_layout:
2783     if (iter)
2784     {
2785     if (iter->u.list)
2786     {
2787     iter->u.list=g_list_next(iter->u.list);
2788     }
2789     else
2790     {
2791     iter->u.list=this_->layouts;
2792     }
2793     if (!iter->u.list)
2794     {
2795     return 0;
2796     }
2797     attr->u.layout=(struct layout *)iter->u.list->data;
2798     }
2799     else
2800     {
2801     attr->u.layout=this_->layout_current;
2802     }
2803     break;
2804     case attr_map:
2805     if (iter && this_->mapsets) {
2806     if (!iter->u.mapset_handle) {
2807     iter->u.mapset_handle=mapset_open((struct mapset *)this_->mapsets->data);
2808     }
2809     attr->u.map=mapset_next(iter->u.mapset_handle, 0);
2810     if(!attr->u.map) {
2811     mapset_close(iter->u.mapset_handle);
2812     return 0;
2813     }
2814     } else {
2815     return 0;
2816     }
2817     break;
2818     case attr_mapset:
2819     attr->u.mapset=this_->mapsets->data;
2820     ret=(attr->u.mapset != NULL);
2821     break;
2822     case attr_navigation:
2823     attr->u.navigation=this_->navigation;
2824     break;
2825     case attr_orientation:
2826     attr->u.num=this_->orientation;
2827     break;
2828     case attr_osd_configuration:
2829     attr->u.num=this_->osd_configuration;
2830     break;
2831     case attr_pitch:
2832     attr->u.num=transform_get_pitch(this_->trans);
2833     break;
2834     case attr_projection:
2835     if(this_->trans) {
2836     attr->u.num=transform_get_projection(this_->trans);
2837     } else {
2838     return 0;
2839     }
2840     break;
2841     case attr_route:
2842     attr->u.route=this_->route;
2843     break;
2844     case attr_speech:
2845     attr->u.speech=this_->speech;
2846     break;
2847     case attr_tracking:
2848     attr->u.num=this_->tracking_flag;
2849     break;
2850     case attr_trackingo:
2851     attr->u.tracking=this_->tracking;
2852     break;
2853     case attr_transformation:
2854     attr->u.transformation=this_->trans;
2855     break;
2856     case attr_vehicle:
2857     if(iter) {
2858     if(iter->u.list) {
2859     iter->u.list=g_list_next(iter->u.list);
2860     } else {
2861     iter->u.list=this_->vehicles;
2862     }
2863     if(!iter->u.list)
2864     return 0;
2865     attr->u.vehicle=((struct navit_vehicle*)iter->u.list->data)->vehicle;
2866     } else {
2867     if(this_->vehicle) {
2868     attr->u.vehicle=this_->vehicle->vehicle;
2869     } else {
2870     return 0;
2871     }
2872     }
2873     break;
2874     case attr_vehicleprofile:
2875     attr->u.vehicleprofile=this_->vehicleprofile;
2876     break;
2877     case attr_zoom:
2878     attr->u.num=transform_get_scale(this_->trans);
2879     break;
2880     case attr_autozoom_active:
2881     attr->u.num=this_->autozoom_active;
2882     break;
2883     case attr_follow_cursor:
2884     attr->u.num=this_->follow_cursor;
2885     break;
2886     default:
2887     return 0;
2888     }
2889     attr->type=type;
2890     return ret;
2891     }
2892    
2893     static int
2894     navit_add_log(struct navit *this_, struct log *log)
2895     {
2896     struct attr type_attr;
2897     if (!log_get_attr(log, attr_type, &type_attr, NULL))
2898     return 0;
2899     if (!strcmp(type_attr.u.str, "textfile_debug")) {
2900     char *header = "type=track_tracked\n";
2901     if (this_->textfile_debug_log)
2902     return 0;
2903     log_set_header(log, header, strlen(header));
2904     this_->textfile_debug_log=log;
2905     return 1;
2906     }
2907     return 0;
2908     }
2909    
2910     static int
2911     navit_add_layout(struct navit *this_, struct layout *layout)
2912     {
2913     //dbg(0,"EEnter\n");
2914     struct attr active;
2915     this_->layouts = g_list_append(this_->layouts, layout);
2916     layout_get_attr(layout, attr_active, &active, NULL);
2917     if(active.u.num || !this_->layout_current) {
2918     this_->layout_current=layout;
2919     return 1;
2920     }
2921     return 0;
2922     }
2923    
2924     int
2925     navit_add_attr(struct navit *this_, struct attr *attr)
2926     {
2927     //dbg(0,"EEnter\n");
2928    
2929     int ret=1;
2930     switch (attr->type) {
2931     case attr_callback:
2932     navit_add_callback(this_, attr->u.callback);
2933     break;
2934     case attr_log:
2935     ret=navit_add_log(this_, attr->u.log);
2936     break;
2937     case attr_gui:
2938     ret=navit_set_gui(this_, attr->u.gui);
2939     break;
2940     case attr_graphics:
2941     ret=navit_set_graphics(this_, attr->u.graphics);
2942     break;
2943     case attr_layout:
2944     ret=navit_add_layout(this_, attr->u.layout);
2945     break;
2946     case attr_route:
2947     this_->route=attr->u.route;
2948     break;
2949     case attr_mapset:
2950     this_->mapsets = g_list_append(this_->mapsets, attr->u.mapset);
2951     break;
2952     case attr_navigation:
2953     this_->navigation=attr->u.navigation;
2954     break;
2955     case attr_recent_dest:
2956     this_->recentdest_count = attr->u.num;
2957     break;
2958     case attr_speech:
2959     this_->speech=attr->u.speech;
2960     break;
2961     case attr_tracking:
2962     this_->tracking=attr->u.tracking;
2963     break;
2964     case attr_vehicle:
2965     ret=navit_add_vehicle(this_, attr->u.vehicle);
2966     break;
2967     case attr_vehicleprofile:
2968     this_->vehicleprofiles=g_list_prepend(this_->vehicleprofiles, attr->u.vehicleprofile);
2969     break;
2970     case attr_autozoom_min:
2971     this_->autozoom_min = attr->u.num;
2972     break;
2973     default:
2974     return 0;
2975     }
2976     callback_list_call_attr_2(this_->attr_cbl, attr->type, this_, attr);
2977     return ret;
2978     }
2979    
2980     int
2981     navit_remove_attr(struct navit *this_, struct attr *attr)
2982     {
2983     int ret=1;
2984     switch (attr->type) {
2985     case attr_callback:
2986     navit_remove_callback(this_, attr->u.callback);
2987     break;
2988     default:
2989     return 0;
2990     }
2991     return ret;
2992     }
2993    
2994     struct attr_iter *
2995     navit_attr_iter_new(void)
2996     {
2997     return g_new0(struct attr_iter, 1);
2998     }
2999    
3000     void
3001     navit_attr_iter_destroy(struct attr_iter *iter)
3002     {
3003     g_free(iter);
3004     }
3005    
3006     void
3007     navit_add_callback(struct navit *this_, struct callback *cb)
3008     {
3009     //dbg(0,"EEnter\n");
3010    
3011     callback_list_add(this_->attr_cbl, cb);
3012     }
3013    
3014     void
3015     navit_remove_callback(struct navit *this_, struct callback *cb)
3016     {
3017     //dbg(0,"EEnter\n");
3018    
3019     callback_list_remove(this_->attr_cbl, cb);
3020     }
3021    
3022     /**
3023     * Toggle the cursor update : refresh the map each time the cursor has moved (instead of only when it reaches a border)
3024     *
3025     * @param navit The navit instance
3026     * @returns nothing
3027     */
3028    
3029     static void
3030     navit_vehicle_draw(struct navit *this_, struct navit_vehicle *nv, struct point *pnt)
3031     {
3032     //dbg(0,"EEnter\n");
3033    
3034     struct point cursor_pnt;
3035     enum projection pro;
3036    
3037     if (this_->blocked)
3038     return;
3039     if (pnt)
3040     {
3041     cursor_pnt=*pnt;
3042     }
3043     else
3044     {
3045     pro=transform_get_projection(this_->trans_cursor);
3046     if (!pro)
3047     return;
3048     transform(this_->trans_cursor, pro, &nv->coord, &cursor_pnt, 1, 0, 0, NULL);
3049     }
3050     //dbg(0,"xx=%d\n",cursor_pnt.x);
3051     //dbg(0,"yy=%d\n",cursor_pnt.y);
3052    
3053     global_vehicle_pos_onscreen.x=cursor_pnt.x;
3054     global_vehicle_pos_onscreen.y=cursor_pnt.y;
3055    
3056    
3057     //dbg(0,"xx=%d\n",pnt->x);
3058     //dbg(0,"yy=%d\n",pnt->y);
3059     //dbg(0,"vehicle_draw_001\n");
3060     vehicle_draw(nv->vehicle, this_->gra, &cursor_pnt, pnt ? 0:1, nv->dir-transform_get_yaw(this_->trans_cursor), nv->speed);
3061     #if 0
3062     if (pnt)
3063     pnt2=*pnt;
3064     else {
3065     pro=transform_get_projection(this_->trans);
3066     transform(this_->trans, pro, &nv->coord, &pnt2, 1);
3067     }
3068     #if 1
3069     cursor_draw(nv->cursor, &pnt2, nv->dir-transform_get_angle(this_->trans, 0), nv->speed > 2, pnt == NULL);
3070     #else
3071     cursor_draw(nv->cursor, &pnt2, nv->dir-transform_get_angle(this_->trans, 0), nv->speed > 2, 1);
3072     #endif
3073     #endif
3074     }
3075    
3076     static void
3077     navit_vehicle_update(struct navit *this_, struct navit_vehicle *nv)
3078     {
3079     // dbg(0,"EEnter\n");
3080    
3081     struct attr attr_valid, attr_dir, attr_speed, attr_pos;
3082     struct pcoord cursor_pc;
3083     struct point cursor_pnt, *pnt=&cursor_pnt;
3084     struct tracking *tracking=NULL;
3085     struct pcoord pc[16];
3086     enum projection pro=transform_get_projection(this_->trans_cursor);
3087     int count;
3088     int (*get_attr)(void *, enum attr_type, struct attr *, struct attr_iter *);
3089     void *attr_object;
3090     char *destination_file;
3091    
3092     // dbg(0,"navit_vehicle_update_001 %d\n",pro);
3093     //profile(0,NULL);
3094     if (this_->ready != 3) {
3095     //profile(0,"return 1\n");
3096     return;
3097     }
3098     navit_layout_switch(this_);
3099     if (this_->vehicle == nv && this_->tracking_flag)
3100     tracking=this_->tracking;
3101     if (tracking) {
3102     tracking_update(tracking, nv->vehicle, this_->vehicleprofile, pro);
3103     attr_object=tracking;
3104     get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))tracking_get_attr;
3105     } else {
3106     attr_object=nv->vehicle;
3107     get_attr=(int (*)(void *, enum attr_type, struct attr *, struct attr_iter *))vehicle_get_attr;
3108     }
3109     if (get_attr(attr_object, attr_position_valid, &attr_valid, NULL))
3110     if (!attr_valid.u.num != attr_position_valid_invalid)
3111     return;
3112     if (! get_attr(attr_object, attr_position_direction, &attr_dir, NULL) ||
3113     ! get_attr(attr_object, attr_position_speed, &attr_speed, NULL) ||
3114     ! get_attr(attr_object, attr_position_coord_geo, &attr_pos, NULL)) {
3115     // profile(0,"return 2\n");
3116     return;
3117     }
3118     nv->dir=*attr_dir.u.numd;
3119     nv->speed=*attr_speed.u.numd;
3120     transform_from_geo(pro, attr_pos.u.coord_geo, &nv->coord);
3121     if (nv != this_->vehicle)
3122     {
3123     //dbg(0,"---> 2 x=%d\n", nv->coord.x);
3124     //dbg(0,"---> 2 y=%d\n", nv->coord.y);
3125     // dbg(0,"vehicle_draw_002\n");
3126     navit_vehicle_draw(this_, nv, NULL);
3127     // profile(0,"return 3\n");
3128     return;
3129     }
3130     cursor_pc.x = nv->coord.x;
3131     cursor_pc.y = nv->coord.y;
3132     cursor_pc.pro = pro;
3133     if (this_->route) {
3134     if (tracking)
3135     route_set_position_from_tracking(this_->route, tracking, pro);
3136     else
3137     route_set_position(this_->route, &cursor_pc);
3138     }
3139     callback_list_call_attr_0(this_->attr_cbl, attr_position);
3140     navit_textfile_debug_log(this_, "type=trackpoint_tracked");
3141     if (this_->gui && nv->speed > MYSTERY_SPEED)
3142     navit_disable_suspend();
3143     transform(this_->trans_cursor, pro, &nv->coord, &cursor_pnt, 1, 0, 0, NULL);
3144     if (this_->button_pressed != 1 && this_->follow_cursor && nv->follow_curr <= nv->follow &&
3145     (nv->follow_curr == 1 || !transform_within_border(this_->trans_cursor, &cursor_pnt, this_->border)))
3146     {
3147     navit_set_center_cursor_draw(this_);
3148     //dbg(0,"---> xxCENTER\n");
3149     //dbg(0,"---> 3 x=%d\n", nv->coord.x);
3150     //dbg(0,"---> 3 y=%d\n", nv->coord.y);
3151    
3152     //dbg(0,"---> 4 x=%d\n", cursor_pnt.x);
3153     //dbg(0,"---> 4 y=%d\n", cursor_pnt.y);
3154    
3155     //global_vehicle_pos_onscreen.x=cursor_pnt.x;
3156     //global_vehicle_pos_onscreen.y=cursor_pnt.y;
3157    
3158     }
3159     else
3160     {
3161     //dbg(0,"vehicle_draw_003\n");
3162     navit_vehicle_draw(this_, nv, pnt);
3163     //global_vehicle_pos_onscreen.x=pnt->x;
3164     //global_vehicle_pos_onscreen.y=pnt->y;
3165     //dbg(0,"---> x=%d\n", pnt->x);
3166     //dbg(0,"---> y=%d\n", pnt->y);
3167     }
3168    
3169     if (nv->follow_curr > 1)
3170     nv->follow_curr--;
3171     else
3172     nv->follow_curr=nv->follow;
3173     callback_list_call_attr_2(this_->attr_cbl, attr_position_coord_geo, this_, nv->vehicle);
3174    
3175     /* Finally, if we reached our destination, stop navigation. */
3176     if (this_->route) {
3177     switch(route_destination_reached(this_->route)) {
3178     case 1:
3179     route_remove_waypoint(this_->route);
3180     count=route_get_destinations(this_->route, pc, 16);
3181     destination_file = bookmarks_get_destination_file(TRUE);
3182     bookmarks_append_coord(this_->bookmarks, destination_file, pc, count, "former_itinerary_part", NULL, NULL, this_->recentdest_count);
3183     break;
3184     case 2:
3185     navit_set_destination(this_, NULL, NULL, 0);
3186     break;
3187     }
3188     }
3189     //profile(0,"return 5\n");
3190     // dbg(0,"navit_vehicle_update_999\n");
3191     }
3192    
3193     /**
3194     * Set the position of the vehicle
3195     *
3196     * @param navit The navit instance
3197     * @param c The coordinate to set as position
3198     * @returns nothing
3199     */
3200    
3201     void
3202     navit_set_position(struct navit *this_, struct pcoord *c)
3203     {
3204     //dbg(0,"EEnter\n");
3205    
3206     if (this_->route) {
3207     route_set_position(this_->route, c);
3208     callback_list_call_attr_0(this_->attr_cbl, attr_position);
3209     }
3210     if (this_->ready == 3)
3211     navit_draw(this_);
3212     }
3213    
3214     static int
3215     navit_set_vehicleprofile(struct navit *this_, char *name)
3216     {
3217     //dbg(0,"EEnter\n");
3218    
3219     struct attr attr;
3220     GList *l;
3221     l=this_->vehicleprofiles;
3222     while (l) {
3223     if (vehicleprofile_get_attr(l->data, attr_name, &attr, NULL)) {
3224     if (!strcmp(attr.u.str, name)) {
3225     this_->vehicleprofile=l->data;
3226     if (this_->route)
3227     route_set_profile(this_->route, this_->vehicleprofile);
3228     return 1;
3229     }
3230     }
3231     l=g_list_next(l);
3232     }
3233     return 0;
3234     }
3235    
3236     static void
3237     navit_set_vehicle(struct navit *this_, struct navit_vehicle *nv)
3238     {
3239     //dbg(0,"EEnter\n");
3240    
3241     struct attr attr;
3242     this_->vehicle=nv;
3243     if (nv && vehicle_get_attr(nv->vehicle, attr_profilename, &attr, NULL)) {
3244     if (navit_set_vehicleprofile(this_, attr.u.str))
3245     return;
3246     }
3247     if (!navit_set_vehicleprofile(this_,"car")) {
3248     /* We do not have a fallback "car" profile
3249     * so lets set any profile */
3250     GList *l;
3251     l=this_->vehicleprofiles;
3252     if (l) {
3253     this_->vehicleprofile=l->data;
3254     if (this_->route)
3255     route_set_profile(this_->route, this_->vehicleprofile);
3256     }
3257     }
3258     }
3259    
3260     /**
3261     * Register a new vehicle
3262     *
3263     * @param navit The navit instance
3264     * @param v The vehicle instance
3265     * @returns 1 for success
3266     */
3267     static int
3268     navit_add_vehicle(struct navit *this_, struct vehicle *v)
3269     {
3270     //dbg(0,"EEnter\n");
3271    
3272     struct navit_vehicle *nv=g_new0(struct navit_vehicle, 1);
3273     struct attr follow, active, animate;
3274     nv->vehicle=v;
3275     nv->follow=0;
3276     nv->last.x = 0;
3277     nv->last.y = 0;
3278     nv->animate_cursor=0;
3279     if ((vehicle_get_attr(v, attr_follow, &follow, NULL)))
3280     nv->follow=follow.u.num;
3281     nv->follow_curr=nv->follow;
3282     this_->vehicles=g_list_append(this_->vehicles, nv);
3283     if ((vehicle_get_attr(v, attr_active, &active, NULL)) && active.u.num)
3284     navit_set_vehicle(this_, nv);
3285     if ((vehicle_get_attr(v, attr_animate, &animate, NULL)))
3286     nv->animate_cursor=animate.u.num;
3287     nv->callback.type=attr_callback;
3288     nv->callback.u.callback=callback_new_attr_2(callback_cast(navit_vehicle_update), attr_position_coord_geo, this_, nv);
3289     vehicle_add_attr(nv->vehicle, &nv->callback);
3290     vehicle_set_attr(nv->vehicle, &this_->self);
3291     return 1;
3292     }
3293    
3294    
3295    
3296    
3297     struct gui *
3298     navit_get_gui(struct navit *this_)
3299     {
3300     return this_->gui;
3301     }
3302    
3303     struct transformation *
3304     navit_get_trans(struct navit *this_)
3305     {
3306     return this_->trans;
3307     }
3308    
3309     struct route *
3310     navit_get_route(struct navit *this_)
3311     {
3312     return this_->route;
3313     }
3314    
3315     struct navigation *
3316     navit_get_navigation(struct navit *this_)
3317     {
3318     return this_->navigation;
3319     }
3320    
3321     struct displaylist *
3322     navit_get_displaylist(struct navit *this_)
3323     {
3324     return this_->displaylist;
3325     }
3326    
3327     void
3328     navit_layout_switch(struct navit *n)
3329     {
3330     //dbg(0,"EEnter\n");
3331    
3332     int currTs=0;
3333     struct attr iso8601_attr,geo_attr,valid_attr,layout_attr;
3334     double trise,tset,trise_actual;
3335     struct layout *l;
3336     int year, month, day;
3337    
3338     if (navit_get_attr(n,attr_layout,&layout_attr,NULL)!=1) {
3339     return; //No layout - nothing to switch
3340     }
3341     if (!n->vehicle)
3342     return;
3343     l=layout_attr.u.layout;
3344    
3345     if (l->dayname || l->nightname) {
3346     //Ok, we know that we have profile to switch
3347    
3348     //Check that we aren't calculating too fast
3349     if (vehicle_get_attr(n->vehicle->vehicle, attr_position_time_iso8601,&iso8601_attr,NULL)==1) {
3350     currTs=iso8601_to_secs(iso8601_attr.u.str);
3351     dbg(1,"currTs: %u:%u\n",currTs%86400/3600,((currTs%86400)%3600)/60);
3352     }
3353     if (currTs-(n->prevTs)<60) {
3354     //We've have to wait a little
3355     return;
3356     }
3357     if (sscanf(iso8601_attr.u.str,"%d-%02d-%02dT",&year,&month,&day) != 3)
3358     return;
3359     if (vehicle_get_attr(n->vehicle->vehicle, attr_position_valid, &valid_attr,NULL) && valid_attr.u.num==attr_position_valid_invalid) {
3360     return; //No valid fix yet
3361     }
3362     if (vehicle_get_attr(n->vehicle->vehicle, attr_position_coord_geo,&geo_attr,NULL)!=1) {
3363     //No position - no sun
3364     return;
3365     }
3366    
3367     //We calculate sunrise anyway, cause it is needed both for day and for night
3368     if (__sunriset__(year,month,day,geo_attr.u.coord_geo->lng,geo_attr.u.coord_geo->lat,-5,1,&trise,&tset)!=0) {
3369     //near the pole sun never rises/sets, so we should never switch profiles
3370     dbg(1,"trise: %u:%u, sun never visible, never switch profile\n",HOURS(trise),MINUTES(trise));
3371     n->prevTs=currTs;
3372     return;
3373     }
3374    
3375     trise_actual=trise;
3376     dbg(1,"trise: %u:%u\n",HOURS(trise),MINUTES(trise));
3377     if (l->dayname) {
3378    
3379     if ((HOURS(trise)*60+MINUTES(trise)==(currTs%86400)/60) ||
3380     (n->prevTs==0 && ((HOURS(trise)*60+MINUTES(trise)<(currTs%86400)/60)))) {
3381     //The sun is rising now!
3382     if (strcmp(l->name,l->dayname)) {
3383     navit_set_layout_by_name(n,l->dayname);
3384     }
3385     }
3386     }
3387     if (l->nightname) {
3388     if (__sunriset__(year,month,day,geo_attr.u.coord_geo->lng,geo_attr.u.coord_geo->lat,-5,1,&trise,&tset)!=0) {
3389     //near the pole sun never rises/sets, so we should never switch profiles
3390     dbg(1,"tset: %u:%u, sun always visible, never switch profile\n",HOURS(tset),MINUTES(tset));
3391     n->prevTs=currTs;
3392     return;
3393     }
3394     dbg(1,"tset: %u:%u\n",HOURS(tset),MINUTES(tset));
3395     if (HOURS(tset)*60+MINUTES(tset)==((currTs%86400)/60)
3396     || (n->prevTs==0 && (((HOURS(tset)*60+MINUTES(tset)<(currTs%86400)/60)) ||
3397     ((HOURS(trise_actual)*60+MINUTES(trise_actual)>(currTs%86400)/60))))) {
3398     //Time to sleep
3399     if (strcmp(l->name,l->nightname)) {
3400     navit_set_layout_by_name(n,l->nightname);
3401     }
3402     }
3403     }
3404    
3405     n->prevTs=currTs;
3406     }
3407     }
3408    
3409     int
3410     navit_set_vehicle_by_name(struct navit *n,const char *name)
3411     {
3412     //dbg(0,"EEnter\n");
3413    
3414     struct vehicle *v;
3415     struct attr_iter *iter;
3416     struct attr vehicle_attr, name_attr;
3417    
3418     iter=navit_attr_iter_new();
3419    
3420     while (navit_get_attr(n,attr_vehicle,&vehicle_attr,iter)) {
3421     v=vehicle_attr.u.vehicle;
3422     vehicle_get_attr(v,attr_name,&name_attr,NULL);
3423     if (name_attr.type==attr_name) {
3424     if (!strcmp(name,name_attr.u.str)) {
3425     navit_set_attr(n,&vehicle_attr);
3426     navit_attr_iter_destroy(iter);
3427     return 1;
3428     }
3429     }
3430     }
3431     navit_attr_iter_destroy(iter);
3432     return 0;
3433     }
3434    
3435     int
3436     navit_set_layout_by_name(struct navit *n,const char *name)
3437     {
3438     //dbg(0,"EEnter\n");
3439    
3440     struct layout *l;
3441     struct attr_iter iter;
3442     struct attr layout_attr;
3443    
3444     iter.u.list=0x00;
3445    
3446     if (navit_get_attr(n,attr_layout,&layout_attr,&iter)!=1) {
3447     return 0; //No layouts - nothing to do
3448     }
3449     if (iter.u.list==NULL) {
3450     return 0;
3451     }
3452    
3453     iter.u.list=g_list_first(iter.u.list);
3454    
3455     while(iter.u.list) {
3456     l=(struct layout*)iter.u.list->data;
3457     if (!strcmp(name,l->name)) {
3458     layout_attr.u.layout=l;
3459     layout_attr.type=attr_layout;
3460     navit_set_attr(n,&layout_attr);
3461     iter.u.list=g_list_first(iter.u.list);
3462     return 1;
3463     }
3464     iter.u.list=g_list_next(iter.u.list);
3465     }
3466    
3467     iter.u.list=g_list_first(iter.u.list);
3468     return 0;
3469     }
3470    
3471     void
3472     navit_disable_suspend() {
3473     //dbg(0,"EEnter\n");
3474    
3475     gui_disable_suspend(global_navit->gui);
3476     callback_list_call_attr_0(global_navit->attr_cbl,attr_unsuspend);
3477     }
3478    
3479     int
3480     navit_block(struct navit *this_, int block)
3481     {
3482     //dbg(0,"EEnter\n");
3483    
3484     if (block > 0) {
3485     this_->blocked |= 1;
3486     if (graphics_draw_cancel(this_->gra, this_->displaylist))
3487     this_->blocked |= 2;
3488     return 0;
3489     }
3490     if ((this_->blocked & 2) || block < 0) {
3491     this_->blocked=0;
3492     navit_draw(this_);
3493     return 1;
3494     }
3495     this_->blocked=0;
3496     return 0;
3497     }
3498    
3499     void
3500     navit_destroy(struct navit *this_)
3501     {
3502     //dbg(0,"EEnter\n");
3503    
3504     struct mapset*ms;
3505     callback_list_call_attr_1(this_->attr_cbl, attr_destroy, this_);
3506    
3507     // dbg(0,"enter");
3508    
3509     /* TODO: destroy objects contained in this_ */
3510     if (this_->vehicle)
3511     vehicle_destroy(this_->vehicle->vehicle);
3512     if (this_->bookmarks)
3513     {
3514     dbg(0,"save position to file");
3515     char *center_file = bookmarks_get_center_file(TRUE);
3516     bookmarks_write_center_to_file(this_->bookmarks, center_file);
3517     g_free(center_file);
3518     bookmarks_destroy(this_->bookmarks);
3519     }
3520     callback_destroy(this_->nav_speech_cb);
3521     callback_destroy(this_->roadbook_callback);
3522     callback_destroy(this_->popup_callback);
3523     callback_destroy(this_->motion_timeout_callback);
3524     callback_destroy(this_->progress_cb);
3525     if(this_->gra)
3526     graphics_remove_callback(this_->gra, this_->resize_callback);
3527     callback_destroy(this_->resize_callback);
3528     if(this_->gra)
3529     graphics_remove_callback(this_->gra, this_->button_callback);
3530     callback_destroy(this_->button_callback);
3531     if(this_->gra)
3532     graphics_remove_callback(this_->gra, this_->motion_callback);
3533     callback_destroy(this_->motion_callback);
3534     if(this_->gra)
3535     graphics_remove_callback(this_->gra, this_->predraw_callback);
3536     callback_destroy(this_->predraw_callback);
3537     route_destroy(this_->route);
3538     ms = navit_get_mapset(this_);
3539     if(ms)
3540     mapset_destroy(ms);
3541     graphics_free(this_->gra);
3542     g_free(this_);
3543     }
3544    
3545     /** @} */

   
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