Diff of /trunk/src/map-tool.c

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revision 40 by harbaum, Sun Aug 2 19:05:24 2009 UTC revision 51 by harbaum, Wed Aug 12 12:16:05 2009 UTC
# Line 24  Line 24 
24  #include "osm-gps-map.h"  #include "osm-gps-map.h"
25  #endif  #endif
26    
27    #define GPS_DEFAULT_ZOOM 13
28    
29    /* equatorial radius in meters */
30    #define EQ_RADIUS     (6378137.0)
31    
32    #define RAD2DEG(a)  (((a)*180.0)/M_PI)
33    #define DEG2RAD(a)  (((a)*M_PI)/180.0)
34    
35  typedef struct {  typedef struct {
36    appdata_t *appdata;    appdata_t *appdata;
37    GtkWidget *widget;    GtkWidget *widget;
38    GtkWidget *zoomin, *zoomout, *gps;    GtkWidget *zoomin, *zoomout, *gps;
39    gint handler_id;    gint handler_id;
40      cache_t *press_on;
41  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
42    GtkWidget *old_view;    GtkWidget *old_view;
43  #endif  #endif
# Line 73  static const char *get_proxy_uri(appdata Line 82  static const char *get_proxy_uri(appdata
82  }  }
83    
84  static void map_zoom(map_context_t *context, int step) {  static void map_zoom(map_context_t *context, int step) {
85    int zoom;    gint zoom;
86    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
87    g_object_get(map, "zoom", &zoom, NULL);    g_object_get(map, "zoom", &zoom, NULL);
88    zoom = osm_gps_map_set_zoom(map, zoom+step);    zoom = osm_gps_map_set_zoom(map, zoom+step);
# Line 81  static void map_zoom(map_context_t *cont Line 90  static void map_zoom(map_context_t *cont
90    /* enable/disable zoom buttons as required */    /* enable/disable zoom buttons as required */
91    gtk_widget_set_sensitive(context->zoomin, zoom<17);    gtk_widget_set_sensitive(context->zoomin, zoom<17);
92    gtk_widget_set_sensitive(context->zoomout, zoom>1);    gtk_widget_set_sensitive(context->zoomout, zoom>1);
93    
94      /* save new zoom */
95      context->appdata->map.zoom = zoom;
96  }  }
97    
98  static gboolean  static gboolean
# Line 100  cb_map_gps(GtkButton *button, map_contex Line 112  cb_map_gps(GtkButton *button, map_contex
112    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
113    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
114      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
115                                refpos->lat, refpos->lon, 14);                        refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
116    } else {    } else {
117      /* no coordinates given: display the entire world */      /* no coordinates given: display the entire world */
118      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
# Line 111  cb_map_gps(GtkButton *button, map_contex Line 123  cb_map_gps(GtkButton *button, map_contex
123  }  }
124    
125  static GtkWidget  static GtkWidget
126  *map_add_button(const gchar *icon, GCallback cb, gpointer data,  *map_add_button(int icon, GCallback cb, gpointer data,
127                  char *tooltip) {                  char *tooltip) {
128    GtkWidget *button = gtk_button_new();    GtkWidget *button = gtk_button_new();
129    gtk_button_set_image(GTK_BUTTON(button),    gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_MISC, icon));
                        gtk_image_new_from_stock(icon, GTK_ICON_SIZE_MENU));  
130    g_signal_connect(button, "clicked", cb, data);    g_signal_connect(button, "clicked", cb, data);
131  #ifndef USE_MAEMO  #ifndef USE_MAEMO
132    gtk_widget_set_tooltip_text(button, tooltip);    gtk_widget_set_tooltip_text(button, tooltip);
# Line 126  static GtkWidget Line 137  static GtkWidget
137  static gboolean map_gps_update(gpointer data) {  static gboolean map_gps_update(gpointer data) {
138    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
139    
140      /* get reference position ... */
141    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
142    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
143    
144    /* get reference position and go there */    /* ... and enable "goto" button if it's valid */
145    gtk_widget_set_sensitive(context->gps, ok);    gtk_widget_set_sensitive(context->gps, ok);
146    
147      if(ok) {
148        float heading = context->appdata->use_gps?
149          gps_get_heading(context->appdata):NAN;
150    
151       osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
152                             refpos->lat, refpos->lon, heading);
153      } else
154        osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
155    
156    return TRUE;    return TRUE;
157  }  }
158    
# Line 139  static gboolean on_map_configure(GtkWidg Line 160  static gboolean on_map_configure(GtkWidg
160                                   GdkEventConfigure *event,                                   GdkEventConfigure *event,
161                                   map_context_t *context) {                                   map_context_t *context) {
162    
163    cb_map_gps(NULL, context);    /* set default values if they are invalid */
164      if(!context->appdata->map.zoom ||
165         isnan(context->appdata->map.pos.lat) ||
166         isnan(context->appdata->map.pos.lon)) {
167        printf("no valid map position found\n");
168    
169        pos_t *refpos = get_pos(context->appdata);
170        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
171          /* use gps position if present */
172          context->appdata->map.pos = *refpos;
173          context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
174        } else {
175          /* use world map otherwise */
176          context->appdata->map.pos.lat = 0.0;
177          context->appdata->map.pos.lon = 0.0;
178          context->appdata->map.zoom = 1;
179        }
180      }
181    
182      /* jump to initial position */
183      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
184                                context->appdata->map.pos.lat,
185                                context->appdata->map.pos.lon,
186                                context->appdata->map.zoom);
187    
188    return FALSE;    return FALSE;
189  }  }
190    
# Line 155  static void map_draw_cachelist(GtkWidget Line 199  static void map_draw_cachelist(GtkWidget
199    }    }
200  }  }
201    
202    /* draw a nice popup */
203    typedef struct {
204      appdata_t *appdata;
205      GtkWidget *window;
206      GMainLoop *loop;
207    } popup_context_t;
208    
209    /* draw shape */
210    #define ARROW_BORDER   20
211    #define CORNER_RADIUS  10
212    
213    #ifndef USE_MAEMO
214    #define POPUP_WIDTH  300
215    #define POPUP_HEIGHT 100
216    #else
217    #define POPUP_WIDTH  350
218    #define POPUP_HEIGHT 120
219    #endif
220    
221    static gboolean
222    pointer_in_window(GtkWidget *widget, gint x_root, gint y_root) {
223      if(GTK_WIDGET_MAPPED(gtk_widget_get_toplevel(widget))) {
224        gint window_x, window_y;
225    
226        gdk_window_get_position(gtk_widget_get_toplevel(widget)->window,
227                                &window_x, &window_y);
228    
229        if(x_root >= window_x && x_root < window_x + widget->allocation.width &&
230            y_root >= window_y && y_root < window_y + widget->allocation.height)
231          return TRUE;
232      }
233    
234      return FALSE;
235    }
236    
237    static gboolean
238    on_button_press_event(GtkWidget *widget,
239                              GdkEventButton *event, popup_context_t *context) {
240      gboolean in = pointer_in_window(widget, event->x_root, event->y_root);
241    
242      printf("overlay button press (in = %d)\n", in);
243      return !in;
244    }
245    
246    static gboolean
247    on_button_release_event(GtkWidget *widget,
248                              GdkEventButton *event, popup_context_t *context) {
249      gboolean in = pointer_in_window(widget, event->x_root, event->y_root);
250    
251      printf("overlay button release (in = %d)\n", in);
252    
253      if(!in) {
254        printf("destroying popup\n");
255        gtk_widget_destroy(gtk_widget_get_toplevel(widget));
256      }
257    
258      return !in;
259    }
260    
261    static void
262    shutdown_loop(popup_context_t *context) {
263      if(g_main_loop_is_running(context->loop))
264        g_main_loop_quit(context->loop);
265    }
266    
267    static gint
268    run_delete_handler(GtkWindow *window, GdkEventAny *event,
269                       popup_context_t *context) {
270      shutdown_loop(context);
271      return TRUE; /* Do not destroy */
272    }
273    
274    static void
275    run_destroy_handler(GtkWindow *window, popup_context_t *context) {
276      /* shutdown_loop will be called by run_unmap_handler */
277      printf("popup destroyed\n");
278    }
279    
280    static void
281    run_unmap_handler(GtkWindow *window, popup_context_t *context) {
282      shutdown_loop(context);
283    }
284    
285    static void popup_window_shape(GtkWidget *window, int tip_x, int tip_y) {
286      GdkBitmap *mask = gdk_pixmap_new(NULL, POPUP_WIDTH, POPUP_HEIGHT, 1);
287    
288      GdkGC *gc = gdk_gc_new(mask);
289      GdkColormap *colormap;
290      GdkColor black;
291      GdkColor white;
292    
293      /* get black/white color values */
294      colormap = gdk_colormap_get_system();
295      gdk_color_black(colormap, &black);
296      gdk_color_white(colormap, &white);
297    
298      /* erase */
299      gdk_gc_set_foreground(gc, &black);
300      gdk_gc_set_background(gc, &white);
301    
302      /* erase background */
303      gdk_draw_rectangle(mask, gc, TRUE, 0, 0, POPUP_WIDTH, POPUP_HEIGHT);
304    
305      gdk_gc_set_foreground(gc, &white);
306      gdk_gc_set_background(gc, &black);
307    
308      /* the tip is always above or below the "bubble" but never at its side */
309      guint tip_offset = (tip_y == 0)?ARROW_BORDER:0;
310    
311      gdk_draw_rectangle(mask, gc, TRUE,
312                         0, tip_offset + CORNER_RADIUS,
313                         POPUP_WIDTH,
314                         POPUP_HEIGHT - 2*CORNER_RADIUS - ARROW_BORDER);
315    
316      gdk_draw_rectangle(mask, gc, TRUE,
317                         CORNER_RADIUS, tip_offset,
318                         POPUP_WIDTH  - 2*CORNER_RADIUS,
319                         POPUP_HEIGHT - ARROW_BORDER);
320    
321      int off[][2] = {
322              { CORNER_RADIUS,               tip_offset + CORNER_RADIUS },
323              { POPUP_WIDTH - CORNER_RADIUS, tip_offset + CORNER_RADIUS },
324              { POPUP_WIDTH - CORNER_RADIUS,
325                POPUP_HEIGHT - CORNER_RADIUS - ARROW_BORDER + tip_offset},
326              { CORNER_RADIUS,
327                POPUP_HEIGHT - CORNER_RADIUS  - ARROW_BORDER + tip_offset}};
328    
329      int i;
330      for(i=0;i<4;i++) {
331        gdk_draw_arc(mask, gc, TRUE,
332                     off[i][0]-CORNER_RADIUS, off[i][1]-CORNER_RADIUS,
333                     2*CORNER_RADIUS,         2*CORNER_RADIUS,
334                     0, 360*64);
335      }
336    
337      GdkPoint points[3] = { {POPUP_WIDTH*1/3, POPUP_HEIGHT/2},
338                             {POPUP_WIDTH*2/3, POPUP_HEIGHT/2},
339                             {tip_x,tip_y} };
340      gdk_draw_polygon(mask, gc, TRUE, points, 3);
341    
342    
343      gdk_window_shape_combine_mask(window->window, mask, 0, 0);
344    }
345    
346    /* create a left aligned label (normal ones are centered) */
347    static GtkWidget *gtk_label_left_new(char *str) {
348      GtkWidget *label = gtk_label_new(str);
349      gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);
350      return label;
351    }
352    
353    /* the small labels are actually only on maemo small */
354    #ifdef USE_MAEMO
355    #define MARKUP_SMALL "<span size='small'>%s</span>"
356    GtkWidget *gtk_label_small_left_new(char *str) {
357      GtkWidget *label = gtk_label_new("");
358      char *markup = g_markup_printf_escaped(MARKUP_SMALL, str);
359      gtk_label_set_markup(GTK_LABEL(label), markup);
360      g_free(markup);
361      gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);
362      return label;
363    }
364    #define gtk_label_big_left_new(a) gtk_label_left_new(a)
365    #else
366    #define gtk_label_small_left_new(a) gtk_label_left_new(a)
367    #define MARKUP_BIG "<span size='x-large'>%s</span>"
368    GtkWidget *gtk_label_big_left_new(char *str) {
369      GtkWidget *label = gtk_label_new("");
370      char *markup = g_markup_printf_escaped(MARKUP_BIG, str);
371      gtk_label_set_markup(GTK_LABEL(label), markup);
372      g_free(markup);
373      gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);
374      return label;
375    }
376    #endif
377    
378    void cache_popup(map_context_t *mcontext, cache_t *cache) {
379      popup_context_t pcontext;
380      pcontext.appdata = mcontext->appdata;
381    
382      pcontext.window = gtk_window_new(GTK_WINDOW_POPUP);
383      gtk_widget_realize(pcontext.window);
384      gtk_window_set_default_size(GTK_WINDOW(pcontext.window),
385                                  POPUP_WIDTH, POPUP_HEIGHT);
386      gtk_window_resize(GTK_WINDOW(pcontext.window), POPUP_WIDTH, POPUP_HEIGHT);
387      //  gtk_window_set_resizable(GTK_WINDOW(pcontext.window), FALSE);
388      gtk_window_set_transient_for(GTK_WINDOW(pcontext.window),
389                                   GTK_WINDOW(mcontext->appdata->window));
390      gtk_window_set_keep_above(GTK_WINDOW(pcontext.window), TRUE);
391      gtk_window_set_destroy_with_parent(GTK_WINDOW(pcontext.window), TRUE);
392      gtk_window_set_gravity(GTK_WINDOW(pcontext.window), GDK_GRAVITY_STATIC);
393      gtk_window_set_modal(GTK_WINDOW(pcontext.window), TRUE);
394    
395      /* connect events */
396      g_signal_connect(G_OBJECT(pcontext.window), "button-press-event",
397                       G_CALLBACK(on_button_press_event), &pcontext);
398      g_signal_connect(G_OBJECT(pcontext.window), "button-release-event",
399                       G_CALLBACK(on_button_release_event), &pcontext);
400      g_signal_connect(G_OBJECT(pcontext.window), "delete-event",
401                       G_CALLBACK(run_delete_handler), &pcontext);
402      g_signal_connect(G_OBJECT(pcontext.window), "destroy",
403                       G_CALLBACK(run_destroy_handler), &pcontext);
404      g_signal_connect(G_OBJECT(pcontext.window), "unmap",
405                       G_CALLBACK(run_unmap_handler), &pcontext);
406    
407      gdk_pointer_grab(pcontext.window->window, TRUE,
408         GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK,
409                       NULL, NULL, GDK_CURRENT_TIME);
410      gtk_grab_add(pcontext.window);
411    
412      /* check whether cache is in upper or lower half of window */
413      gint x, y, sx, sy;
414      osm_gps_map_geographic_to_screen(OSM_GPS_MAP(mcontext->widget),
415                                       cache->pos.lat, cache->pos.lon,
416                                       &sx, &sy);
417    
418      gdk_window_get_origin(mcontext->widget->window, &x, &y);
419    
420      gint ax = 0, ay = 0;
421      if(sx > mcontext->widget->allocation.width/2)
422        ax = POPUP_WIDTH;
423    
424      if(sy > mcontext->widget->allocation.height/2)
425        ay = POPUP_HEIGHT;
426    
427    #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5)
428      GdkColor color;
429      gdk_color_parse("darkgray", &color);
430      gtk_widget_modify_bg(GTK_WIDGET(pcontext.window), GTK_STATE_NORMAL, &color);
431    #endif
432    
433      gtk_window_move(GTK_WINDOW(pcontext.window),
434                      x + mcontext->widget->allocation.x + sx - ax,
435                      y + mcontext->widget->allocation.y + sy - ay);
436    
437    
438      GtkWidget *alignment = gtk_alignment_new(0.5, 0.5, 1.0, 1.0);
439      gtk_alignment_set_padding(GTK_ALIGNMENT(alignment),
440                                CORNER_RADIUS/2 + (ay?0:ARROW_BORDER),
441                                CORNER_RADIUS/2 + (ay?ARROW_BORDER:0),
442                                CORNER_RADIUS, CORNER_RADIUS);
443    
444      /* --- actual content ---- */
445      GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
446    
447      if(cache->id) {
448        GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);
449    
450        gtk_box_pack_start(GTK_BOX(ihbox),
451           icon_get_widget(ICON_CACHE_TYPE, cache->type),
452           FALSE, FALSE, 5);
453    
454        gtk_box_pack_start_defaults(GTK_BOX(ihbox),
455                    gtk_label_big_left_new(cache->id));
456    
457        gtk_box_pack_start_defaults(GTK_BOX(vbox), ihbox);
458      }
459    
460      if(cache->name) {
461        GtkWidget *label = gtk_label_small_left_new(cache->name);
462        gtk_label_set_ellipsize(GTK_LABEL(label), PANGO_ELLIPSIZE_END);
463        gtk_box_pack_start_defaults(GTK_BOX(vbox), label);
464      }
465    
466      GtkWidget *hbox = gtk_hbox_new(FALSE, 0);
467      if(cache->terrain) {
468        GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);
469        gtk_box_pack_start(GTK_BOX(ihbox),
470           gtk_label_small_left_new(_("Terrain:")), FALSE, FALSE, 0);
471        gtk_box_pack_start(GTK_BOX(ihbox),
472           icon_get_widget(ICON_STARS, (int)(cache->terrain*2-2)),
473           FALSE, FALSE, 5);
474        gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);
475      }
476    
477      if(cache->difficulty) {
478        GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);
479        gtk_box_pack_start(GTK_BOX(ihbox),
480           gtk_label_small_left_new(_("Difficulty:")), FALSE, FALSE, 0);
481        gtk_box_pack_start(GTK_BOX(ihbox),
482           icon_get_widget(ICON_STARS, (int)(cache->difficulty*2-2)),
483           FALSE, FALSE, 5);
484        gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);
485      }
486    
487      gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
488    
489      gtk_container_add(GTK_CONTAINER(alignment), vbox);
490      /* ----------------------- */
491    
492    
493      gtk_container_add(GTK_CONTAINER(pcontext.window), alignment);
494    
495      /* give window its shape */
496      popup_window_shape(pcontext.window, ax, ay);
497    
498      gtk_widget_show_all(pcontext.window);
499    
500      /* handle this popup until it's gone */
501    
502      pcontext.loop = g_main_loop_new(NULL, FALSE);
503    
504      GDK_THREADS_LEAVE();
505      g_main_loop_run(pcontext.loop);
506      GDK_THREADS_ENTER();
507    
508      g_main_loop_unref(pcontext.loop);
509    
510      printf("cache popup removed\n");
511    }
512    
513    static void
514    map_cachelist_nearest(cache_t *cache, pos_t *pos,
515                          cache_t **result, float *distance) {
516      while(cache) {
517        float dist =
518          pow(cache->pos.lat - pos->lat, 2) +
519          pow(cache->pos.lon - pos->lon, 2);
520    
521        if(!(dist > *distance)) {
522          *result = cache;
523          *distance = dist;
524        }
525    
526        cache = cache->next;
527      }
528    }
529    
530    static cache_t *map_closest(map_context_t *context, pos_t *pos) {
531      cache_t *result = NULL;
532      float distance = NAN;
533    
534    #ifdef USE_MAEMO
535      if(!context->appdata->cur_gpx) {
536    #endif
537        /* search all geocaches */
538        gpx_t *gpx = context->appdata->gpx;
539        while(gpx) {
540          map_cachelist_nearest(gpx->cache, pos, &result, &distance);
541          gpx = gpx->next;
542        }
543    #ifdef USE_MAEMO
544      } else {
545        map_cachelist_nearest(context->appdata->cur_gpx->cache,
546                              pos, &result, &distance);
547      }
548    #endif
549    
550      return result;
551    }
552    
553    /* translate between osm-gps-map positions and gpxview ones */
554    pos_t coord2pos(coord_t coo) {
555      pos_t pos;
556      pos.lat = RAD2DEG(coo.rlat);
557      pos.lon = RAD2DEG(coo.rlon);
558      return pos;
559    }
560    
561    static int dist2pixel(map_context_t *context, float km, float lat) {
562      gint zoom;
563      g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
564    
565      /* world at zoom 1 == 512 pixels */
566      float m_per_pix =
567        cos(DEG2RAD(lat))*2*M_PI*EQ_RADIUS/(1<<(8+zoom));
568    
569      return 1000.0*km/m_per_pix;
570    }
571    
572    #define CLICK_FUZZ (24)
573    
574    static gboolean
575    on_map_button_press_event(GtkWidget *widget,
576                                GdkEventButton *event, map_context_t *context) {
577      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
578    
579      /* got a press event without release event? eat it! */
580      if(context->press_on != NULL) {
581        printf("PRESS: already\n");
582        return TRUE;
583      }
584    
585      pos_t pos =
586        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
587    
588      cache_t *nearest = map_closest(context, &pos);
589      if(nearest) {
590        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
591        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)
592          context->press_on = nearest;
593      }
594    
595      return FALSE;
596    }
597    
598    static gboolean
599    on_map_button_release_event(GtkWidget *widget,
600                                GdkEventButton *event, map_context_t *context) {
601      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
602    
603      if(context->press_on) {
604        pos_t pos =
605          coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
606    
607        cache_t *nearest = map_closest(context, &pos);
608        if(nearest && nearest == context->press_on) {
609          float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
610          if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)
611            cache_popup(context, nearest);
612        }
613        context->press_on = NULL;
614      } else {
615        /* save new map position */
616        gfloat lat, lon;
617        g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
618        context->appdata->map.pos.lat = lat;
619        context->appdata->map.pos.lon = lon;
620      }
621    
622      return FALSE;
623    }
624    
625    static void save_map_state(map_context_t *context) {
626      /* save map parameters */
627      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
628      gint zoom;
629      g_object_get(map, "zoom", &zoom, NULL);
630      context->appdata->map.zoom = zoom;
631    
632      gfloat lat, lon;
633      g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
634      context->appdata->map.pos.lat = lat;
635      context->appdata->map.pos.lon = lon;
636    }
637    
638  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
639  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
640    printf("destroy map view\n");    printf("destroy map view\n");
641    
642      save_map_state(context);
643    
644    /* restore cur_view */    /* restore cur_view */
645    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
646    
# Line 171  void map(appdata_t *appdata) { Line 653  void map(appdata_t *appdata) {
653    map_context_t *context = g_new0(map_context_t, 1);    map_context_t *context = g_new0(map_context_t, 1);
654    context->appdata = appdata;    context->appdata = appdata;
655    
656      GtkWidget *hbox = gtk_hbox_new(FALSE, 0);
657    
658      char *path = g_strdup_printf("%s/map/", appdata->image_path);
659      const char *proxy = get_proxy_uri(appdata);
660    
661      context->widget = g_object_new(OSM_TYPE_GPS_MAP,
662                     "repo-uri",             MAP_SOURCE_OPENSTREETMAP,
663                     "tile-cache",           path,
664                     "auto-center",          FALSE,
665                     "record-trip-history",  FALSE,
666                     "show-trip-history",    FALSE,
667                     NULL);
668    
669      if(proxy)
670        g_object_set(OSM_GPS_MAP(context->widget),
671                     "proxy-uri", proxy, NULL);
672    
673      g_free(path);
674    
675      char *name = NULL;
676    #ifdef USE_MAEMO
677      if(!appdata->cur_gpx) {
678    #endif
679        /* draw all geocaches */
680        gpx_t *gpx = appdata->gpx;
681        while(gpx) {
682          map_draw_cachelist(context->widget, gpx->cache);
683          gpx = gpx->next;
684        }
685        name = g_strdup(_("all geocaches"));
686    #ifdef USE_MAEMO
687      } else {
688        map_draw_cachelist(context->widget, appdata->cur_gpx->cache);
689        name = g_strdup(appdata->cur_gpx->name);
690      }
691    #endif
692    
693      char *title = g_strdup_printf(_("Map - %s"), name);
694      g_free(name);
695    
696  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
697    GtkWidget *window = hildon_stackable_window_new();    GtkWidget *window = hildon_stackable_window_new();
698    gtk_window_set_title(GTK_WINDOW(window), _("Map"));    gtk_window_set_title(GTK_WINDOW(window), title);
699  #else  #else
700    GtkWidget *dialog = gtk_dialog_new_with_buttons(_("Map"),    GtkWidget *dialog = gtk_dialog_new_with_buttons(title,
701                            GTK_WINDOW(appdata->window),                            GTK_WINDOW(appdata->window),
702                            GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,                            GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
703                            GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,                            GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
704                            NULL);                            NULL);
705    
706  #ifndef USE_MAEMO  #ifndef USE_MAEMO
707    gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 350);    gtk_window_set_default_size(GTK_WINDOW(dialog), 640, 480);
708  #else  #else
709    gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);    gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);
710  #endif  #endif
711  #endif  #endif
712    
713    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    g_free(title);
   
   char *path = g_strdup_printf("%s/map/", appdata->image_path);  
   const char *proxy = get_proxy_uri(appdata);  
   
   context->widget = g_object_new(OSM_TYPE_GPS_MAP,  
                 "repo-uri", MAP_SOURCE_OPENSTREETMAP,  
                 "tile-cache", path,  
                 proxy?"proxy-uri":NULL, proxy,  
                  NULL);  
   
   g_free(path);  
   
   /* draw all geocaches */  
   gpx_t *gpx = appdata->gpx;  
   while(gpx) {  
     map_draw_cachelist(context->widget, gpx->cache);  
     gpx = gpx->next;  
   }  
714    
715    g_signal_connect(G_OBJECT(context->widget), "configure-event",    g_signal_connect(G_OBJECT(context->widget), "configure-event",
716                     G_CALLBACK(on_map_configure), context);                     G_CALLBACK(on_map_configure), context);
717  #if 0  
718      g_signal_connect(G_OBJECT(context->widget), "button-press-event",
719                       G_CALLBACK(on_map_button_press_event), context);
720    
721    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
722                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
 #endif  
723    
724    gtk_box_pack_start_defaults(GTK_BOX(hbox), context->widget);    gtk_box_pack_start_defaults(GTK_BOX(hbox), context->widget);
725    /* zoom button box */    /* zoom button box */
726    GtkWidget *vbox = gtk_vbox_new(FALSE,0);    GtkWidget *vbox = gtk_vbox_new(FALSE,0);
727    
728    context->zoomin =    context->zoomin =
729      map_add_button(GTK_STOCK_ZOOM_IN, G_CALLBACK(cb_map_zoomin),      map_add_button(10, G_CALLBACK(cb_map_zoomin),
730                     context, _("Zoom in"));                     context, _("Zoom in"));
731    gtk_box_pack_start(GTK_BOX(vbox), context->zoomin, FALSE, FALSE, 0);    gtk_box_pack_start(GTK_BOX(vbox), context->zoomin, FALSE, FALSE, 0);
732    
733    context->zoomout =    context->zoomout =
734      map_add_button(GTK_STOCK_ZOOM_OUT, G_CALLBACK(cb_map_zoomout),      map_add_button(11, G_CALLBACK(cb_map_zoomout),
735                     context, _("Zoom out"));                     context, _("Zoom out"));
736    gtk_box_pack_start(GTK_BOX(vbox), context->zoomout, FALSE, FALSE, 0);    gtk_box_pack_start(GTK_BOX(vbox), context->zoomout, FALSE, FALSE, 0);
737    
738    context->gps =    context->gps =
739      map_add_button(GTK_STOCK_HOME, G_CALLBACK(cb_map_gps),      map_add_button(9, G_CALLBACK(cb_map_gps),
740                     context, _("Jump to GPS position"));                     context, _("Jump to GPS position"));
741    gtk_widget_set_sensitive(context->gps, FALSE);    gtk_widget_set_sensitive(context->gps, FALSE);
742    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
# Line 255  void map(appdata_t *appdata) { Line 761  void map(appdata_t *appdata) {
761    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE);    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE);
762    gtk_widget_show_all(dialog);    gtk_widget_show_all(dialog);
763    gtk_dialog_run(GTK_DIALOG(dialog));    gtk_dialog_run(GTK_DIALOG(dialog));
764      save_map_state(context);
765    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
766    gtk_widget_destroy(dialog);    gtk_widget_destroy(dialog);
767    g_free(context);    g_free(context);
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  Added in v.51