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

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revision 44 by harbaum, Tue Aug 4 14:07:18 2009 UTC revision 282 by harbaum, Wed May 26 19:21:47 2010 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (C) 2008 Till Harbaum <till@harbaum.org>.   * Copyright (C) 2008-2009 Till Harbaum <till@harbaum.org>.
3   *   *
4   * This file is part of GPXView.   * This file is part of GPXView.
5   *   *
# Line 17  Line 17 
17   * along with GPXView.  If not, see <http://www.gnu.org/licenses/>.   * along with GPXView.  If not, see <http://www.gnu.org/licenses/>.
18   */   */
19    
20    /*
21     * http://topo.geofabrik.de/relief/${z}/${x}/${y}.png  8-15
22     * http://topo.geofabrik.de/trail/${z}/${x}/${y}.png   8-15
23     */
24    
25    /*
26     * TODO:
27     * - make semi-transparent caches selectable
28     */
29    
30  #include "gpxview.h"  #include "gpxview.h"
31    #include "converter.h"
32  #include <math.h>    // for isnan  #include <math.h>    // for isnan
33    
34  #ifdef ENABLE_OSM_GPS_MAP  #ifdef ENABLE_OSM_GPS_MAP
35  #include "osm-gps-map.h"  #include "osm-gps-map.h"
36    #include "osm-gps-map-osd-classic.h"
37  #endif  #endif
38    
39  /* equatorial radius in meters */  #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
40  #define EQ_RADIUS     (6378137.0)  #include <gdk/gdkx.h>
41    #include <X11/Xatom.h>
 #define RAD2DEG(a)  (((a)*180.0)/M_PI)  
 #define DEG2RAD(a)  (((a)*M_PI)/180.0)  
   
 typedef struct {  
   appdata_t *appdata;  
   GtkWidget *widget;  
   GtkWidget *zoomin, *zoomout, *gps;  
   gint handler_id;  
   cache_t *press_on;  
 #if MAEMO_VERSION_MAJOR == 5  
   GtkWidget *old_view;  
42  #endif  #endif
43  } map_context_t;  
44    /* default values */
45    #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
46    #define GPS_DEFAULT_ZOOM 13
47    
48  #define PROXY_KEY  "/system/http_proxy/"  #define PROXY_KEY  "/system/http_proxy/"
49    
# Line 49  static const char *get_proxy_uri(appdata Line 53  static const char *get_proxy_uri(appdata
53    /* use environment settings if preset */    /* use environment settings if preset */
54    const char *proxy = g_getenv("http_proxy");    const char *proxy = g_getenv("http_proxy");
55    if(proxy) {    if(proxy) {
56      printf("http_proxy: %s\n", proxy);      printf("map http proxy from env: %s\n", proxy);
57      return proxy;      return proxy;
58    }    }
59    
# Line 70  static const char *get_proxy_uri(appdata Line 74  static const char *get_proxy_uri(appdata
74    
75        snprintf(proxy_buffer, sizeof(proxy_buffer),        snprintf(proxy_buffer, sizeof(proxy_buffer),
76                 "http://%s:%u", host, port);                 "http://%s:%u", host, port);
77          printf("map http proxy from gconf: %s\n ", proxy_buffer);
78    
79        g_free(host);        g_free(host);
80      }      }
# Line 79  static const char *get_proxy_uri(appdata Line 84  static const char *get_proxy_uri(appdata
84    return NULL;    return NULL;
85  }  }
86    
 static void map_zoom(map_context_t *context, int step) {  
   int zoom;  
   OsmGpsMap *map = OSM_GPS_MAP(context->widget);  
   g_object_get(map, "zoom", &zoom, NULL);  
   zoom = osm_gps_map_set_zoom(map, zoom+step);  
87    
88    /* enable/disable zoom buttons as required */  pos_t *map_gps_get_pos(map_context_t *context) {
89    gtk_widget_set_sensitive(context->zoomin, zoom<17);    static pos_t pos;
   gtk_widget_set_sensitive(context->zoomout, zoom>1);  
 }  
90    
91  static gboolean    if(context->gps.set & FIX_LATLON_SET) {
92  cb_map_zoomin(GtkButton *button, map_context_t *context) {      pos.lat = context->gps.fix.latitude;
93    map_zoom(context, +1);      pos.lon = context->gps.fix.longitude;
94    return FALSE;      return &pos;
95  }    }
96    
97  static gboolean    return NULL;
 cb_map_zoomout(GtkButton *button, map_context_t *context) {  
   map_zoom(context, -1);  
   return FALSE;  
98  }  }
99    
100  static gboolean  pos_t *map_get_pos(map_context_t *context) {
101  cb_map_gps(GtkButton *button, map_context_t *context) {    pos_t *pos = &context->appdata->home;
102    pos_t *refpos = get_pos(context->appdata);  
103    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {    if(context->appdata->active_location) {
104      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),      int i = context->appdata->active_location-1;
105                                refpos->lat, refpos->lon, 14);      location_t *loc = context->appdata->location;
106    } else {      while(i--) loc = loc->next;
107      /* no coordinates given: display the entire world */      pos = &loc->pos;
     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),  
                               0.0, 0.0, 1);  
108    }    }
109    
110    return FALSE;    if(context->appdata->use_gps)
111  }      pos = map_gps_get_pos(context);
112    
113  static GtkWidget    return pos;
 *map_add_button(const gchar *icon, GCallback cb, gpointer data,  
                 char *tooltip) {  
   GtkWidget *button = gtk_button_new();  
   gtk_button_set_image(GTK_BUTTON(button),  
                        gtk_image_new_from_stock(icon, GTK_ICON_SIZE_MENU));  
   g_signal_connect(button, "clicked", cb, data);  
 #ifndef USE_MAEMO  
   gtk_widget_set_tooltip_text(button, tooltip);  
 #endif  
   return button;  
114  }  }
115    
116  static gboolean map_gps_update(gpointer data) {  float map_gps_get_heading(map_context_t *context) {
117    map_context_t *context = (map_context_t*)data;    if(context->gps.set & FIX_TRACK_SET)
118        return context->gps.fix.track;
119    
120    pos_t *refpos = get_pos(context->appdata);    return NAN;
121    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);  }
122    
123    /* get reference position and go there */  float map_gps_get_eph(map_context_t *context) {
124    gtk_widget_set_sensitive(context->gps, ok);    if(context->gps.set & FIX_LATLON_SET)
125        return context->gps.fix.eph;
126    
127    return TRUE;    return NAN;
128  }  }
129    
130  static gboolean on_map_configure(GtkWidget *widget,  /* callback called by the gps layer whenever gps state changes */
131                                   GdkEventConfigure *event,  static void
132                                   map_context_t *context) {  gps_callback(gps_mask_t set, struct gps_t *fix, void *data) {
133      map_context_t *context = (map_context_t*)data;
134    
135    cb_map_gps(NULL, context);    printf("map: gps callback\n");
136    
137    return FALSE;    context->gps.set = set;
138      memcpy(&context->gps.fix, fix, sizeof(struct gps_t));
139  }  }
140    
141  static void map_draw_cachelist(GtkWidget *map, cache_t *cache) {  static void
142    while(cache) {  cb_map_gps(osd_button_t but, map_context_t *context) {
     GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);  
   
     osm_gps_map_add_image(OSM_GPS_MAP(map),  
                           cache->pos.lat, cache->pos.lon, icon);  
143    
144      cache = cache->next;    if(but == OSD_GPS) {
145        printf("clicked OSD_GPS %p\n", context);
146        printf("clicked OSD_GPS a %p\n", context->appdata);
147    
148        pos_t *refpos = get_pos(context->appdata);
149        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
150          gint zoom;
151          g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
152          if(zoom < 10)
153            osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
154                                      refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
155          else
156            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
157                                   refpos->lat, refpos->lon);
158    
159          /* re-enable centering */
160          g_object_set(context->widget, "auto-center", TRUE, NULL);
161        } else {
162          /* no coordinates given: display the entire world */
163          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
164                                    0.0, 0.0, 1);
165        }
166    }    }
167  }  }
168    
169  /* draw a nice popup */  static int dist2pixel(map_context_t *context, float km, float lat) {
170  typedef struct {    return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget));
171    appdata_t *appdata;  }
   GtkWidget *window;  
   GMainLoop *loop;  
 } popup_context_t;  
172    
173    static gboolean map_gps_update(gpointer data) {
174      map_context_t *context = (map_context_t*)data;
175    
176  #ifndef USE_HILDON  #ifdef USE_MAEMO
177  #define POPUP_WIDTH  300    if(context->appdata->goto_disable_screensaver)
178  #define POPUP_HEIGHT 100      if(osso_display_blanking_pause(context->appdata->osso_context) != OSSO_OK)
179  #else        fprintf(stderr, "error with display blank\n");
 #define POPUP_WIDTH  600  
 #define POPUP_HEIGHT 200  
180  #endif  #endif
181    
182  static gboolean    /* get reference position ... */
183  pointer_in_window(GtkWidget *widget, gint x_root, gint y_root) {    pos_t *refpos = map_get_pos(context);
184    if(GTK_WIDGET_MAPPED(gtk_widget_get_toplevel(widget))) {    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
185      gint window_x, window_y;  
186      /* ... and enable "goto" button if it's valid */
187      gdk_window_get_position(gtk_widget_get_toplevel(widget)->window,    if(ok != context->goto_is_enabled) {
188                              &window_x, &window_y);      osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
189                    OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
190      if(x_root >= window_x && x_root < window_x + widget->allocation.width &&      context->goto_is_enabled = ok;
         y_root >= window_y && y_root < window_y + widget->allocation.height)  
       return TRUE;  
191    }    }
   
   return FALSE;  
 }  
192    
193  static gboolean    if(ok) {
194  on_button_press_event(GtkWidget *widget,      float heading = NAN;
195                            GdkEventButton *event, popup_context_t *context) {      int radius = 0;
196    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);  
197        if(context->appdata->use_gps) {
198          heading = map_gps_get_heading(context);
199    
200          /* get error */
201          float eph = map_gps_get_eph(context);
202          if(!isnan(eph))
203            radius = dist2pixel(context, eph/1000, refpos->lat);
204        }
205    
206        /* TODO: in order to save energy: only draw if state actually changed */
207    
208    printf("overlay button press(in = %d)\n", in);      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
209    return !in;      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
210                             refpos->lat, refpos->lon, heading);
211      } else
212        osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
213    
214      return TRUE;
215  }  }
216    
217  static gboolean  static void map_draw_cache(GtkWidget *map, cache_t *cache, gboolean semi) {
218  on_button_release_event(GtkWidget *widget,    int type = semi?ICON_CACHE_TYPE_SEMI:ICON_CACHE_TYPE;
                           GdkEventButton *event, popup_context_t *context) {  
   gboolean in = pointer_in_window(widget, event->x_root, event->y_root);  
219    
220    printf("overlay button release(in = %d)\n", in);    GdkPixbuf *icon = icon_get(type, cache->type);
221      GdkPixbuf *over = NULL;
222    
223    if(!in) {    if(cache->mine)                   over = icon_get(type, 14);
224      printf("destroying popup\n");    else if(cache->found)             over = icon_get(type, 12);
225      gtk_widget_destroy(gtk_widget_get_toplevel(widget));    else if(cache->notes) {
226        if(cache->notes->found)         over = icon_get(type, 12);
227        else if(cache->notes->override) over = icon_get(type, 11);
228        else                            over = icon_get(type, 13);
229    }    }
230    
231    return !in;    pos_t *pos = &cache->pos;
232  }    /* check if there's also an overwritten coordinate */
233      if(cache->notes && cache->notes->override)
234        pos = &cache->notes->pos;
235    
236  static void    if(!isnan(pos->lat) && !isnan(pos->lon)) {
237  shutdown_loop(popup_context_t *context) {      osm_gps_map_add_image(OSM_GPS_MAP(map),
238    if(g_main_loop_is_running(context->loop))                            pos->lat, pos->lon, icon);
239      g_main_loop_quit(context->loop);      if(over)
240          osm_gps_map_add_image(OSM_GPS_MAP(map),
241                                pos->lat, pos->lon, over);
242      }
243  }  }
244    
245  static gint  static void map_draw_wpt(GtkWidget *map, cache_t *cache, wpt_t *wpt) {
246  run_delete_handler(GtkWindow *window, GdkEventAny *event,    /* only draw wpts that don't equal the main point */
247                     popup_context_t *context) {    if(pos_differ(&cache->pos, &wpt->pos)) {
248    shutdown_loop(context);      if(!isnan(wpt->pos.lat) && !isnan(wpt->pos.lon))  {
249    return TRUE; /* Do not destroy */        GdkPixbuf *icon =
250            icon_get(ICON_WPT, (wpt->sym!=WPT_SYM_UNKNOWN)?
251                     wpt->sym:WPT_SYM_REFPOINT);
252    
253          osm_gps_map_add_image(OSM_GPS_MAP(map),
254                                wpt->pos.lat, wpt->pos.lon, icon);
255        }
256      }
257  }  }
258    
259  static void  static void map_draw_gpx(appdata_t *appdata, cache_display_t *caches,
260  run_destroy_handler(GtkWindow *window, popup_context_t *context) {                           GtkWidget *map, gpx_t *gpx,
261    /* shutdown_loop will be called by run_unmap_handler */                           cache_t *nav, gboolean semi) {
262    printf("popup destroyed\n");    if(!gpx->notes_loaded) {
263        notes_load_all(appdata, gpx);
264        gpx->notes_loaded = TRUE;
265      }
266    
267      cache_t *cache = gpx->cache;
268      while(cache) {
269        /* search if we have that cache already in our list/displayed */
270        int i=0;
271        while(caches[i].id && (strcmp(caches[i].id, cache->id) != 0))
272          i++;
273    
274        if(!caches[i].id) {
275          /* if nav is given draw all other caches semitransparent. */
276          /* if nav is not given do what semi sais */
277          map_draw_cache(map, cache, nav?(cache != nav):semi);
278          caches[i].id = cache->id;
279    
280          /* also draw waypoints of nav cache */
281          if(nav && cache == nav) {
282            wpt_t *wpt = cache->wpt;
283            while(wpt) {
284              map_draw_wpt(map, cache, wpt);
285              wpt = wpt->next;
286            }
287          }
288        }
289    
290        cache = cache->next;
291      }
292  }  }
293    
294  static void  static cache_t *cache_search_first(gpx_t *gpx, cache_t *cache) {
295  run_unmap_handler(GtkWindow *window, popup_context_t *context) {    while(gpx) {
296    shutdown_loop(context);      cache_t *cur = gpx->cache;
297        while(cur) {
298          /* we do a string comparision to make sure that if copies */
299          /* exist, we get the original one */
300          if(!strcmp(cache->id, cur->id))
301             return cur;
302    
303          cur = cur->next;
304        }
305        gpx = gpx->next;
306      }
307      g_assert(FALSE);
308      return NULL;
309  }  }
310    
311  void cache_popup(map_context_t *mcontext, cache_t *cache) {  /* draw geocaches and set window title */
312    popup_context_t pcontext;  static void map_setup(map_context_t *context) {
313    pcontext.appdata = mcontext->appdata;    char *name = NULL;
314    
315    pcontext.window = gtk_window_new(GTK_WINDOW_POPUP);    int cache_num = gpx_total_caches_global(context->appdata->gpx);
316    gtk_widget_realize(pcontext.window);  
317    gtk_window_set_default_size(GTK_WINDOW(pcontext.window),    if(context->caches_displayed && (cache_num != context->cache_list_len)) {
318                                POPUP_WIDTH, POPUP_HEIGHT);      //    printf("re-alloc because %p %d/%d\n", context->caches_displayed,
319    gtk_window_resize(GTK_WINDOW(pcontext.window),      //     cache_num, context->cache_list_len);
320                      POPUP_WIDTH, POPUP_HEIGHT);      g_free(context->caches_displayed);
321    //  gtk_window_set_resizable(GTK_WINDOW(pcontext.window), FALSE);      context->caches_displayed = NULL;
322    gtk_window_set_transient_for(GTK_WINDOW(pcontext.window),      context->cache_list_len = 0;
323                                 GTK_WINDOW(mcontext->appdata->window));    }
   gtk_window_set_keep_above(GTK_WINDOW(pcontext.window), TRUE);  
   gtk_window_set_destroy_with_parent(GTK_WINDOW(pcontext.window), TRUE);  
   gtk_window_set_gravity(GTK_WINDOW(pcontext.window), GDK_GRAVITY_STATIC);  
   gtk_window_set_modal(GTK_WINDOW(pcontext.window), TRUE);  
   
   /* connect events */  
   g_signal_connect(G_OBJECT(pcontext.window), "button-press-event",  
                    G_CALLBACK(on_button_press_event), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "button-release-event",  
                    G_CALLBACK(on_button_release_event), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "delete-event",  
                    G_CALLBACK(run_delete_handler), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "destroy",  
                    G_CALLBACK(run_destroy_handler), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "unmap",  
                    G_CALLBACK(run_unmap_handler), &pcontext);  
   
   gdk_pointer_grab(pcontext.window->window, TRUE,  
      GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK,  
                    NULL, NULL, GDK_CURRENT_TIME);  
   gtk_grab_add(pcontext.window);  
   
   /* check whether cache is in upper or lower half of window */  
   gint x, y;  
   osm_gps_map_geographic_to_screen(OSM_GPS_MAP(mcontext->widget),  
                                    cache->pos.lat, cache->pos.lon,  
                                    &x, &y);  
   
   printf("screen pos %d/%d\n", x, y);  
324    
325    gdk_window_get_origin(mcontext->widget->window, &x, &y);    /* allocate buffer */
326    printf("window = %d/%d %d/%d\n", x, y,    if(cache_num && !context->caches_displayed) {
327           mcontext->widget->allocation.x,      context->cache_list_len = cache_num;
328           mcontext->widget->allocation.y);      context->caches_displayed = g_new0(cache_display_t, cache_num+1);
329        printf("allocated space to handle %d map icons\n", cache_num);
330      }
331    
332    //  gtk_window_move(GTK_WINDOW(pcontext.window),    if(context->appdata->search_results && !context->appdata->cur_cache) {
333    //              x + button->allocation.x,      if(context->state != MAP_SEARCH) {
334    //              y + button->allocation.y - HEIGHT);        printf("map_setup(SEARCH)\n");
335    
336          /* clear any pending balloon */
337          context->balloon = NULL;
338          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
339    
340    #ifdef OSD_NAV
341          /* no navigation in this mode */
342          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
343    #endif
344    
345          /* clear all existing cache images */
346          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
347    
348    gtk_window_move(GTK_WINDOW(pcontext.window),        if(context->caches_displayed) {
349                    100,          memset(context->caches_displayed, 0,
350                    100);                 (cache_num+1) * sizeof(cache_display_t));
351    
352            /* draw search results and all other gpx files are semi-transparent */
353            map_draw_gpx(context->appdata, context->caches_displayed,
354                         context->widget, context->appdata->search_results,
355                         NULL, FALSE);
356    
357            gpx_t *gpx = context->appdata->gpx;
358            while(gpx) {
359              map_draw_gpx(context->appdata, context->caches_displayed,
360                           context->widget, gpx, NULL, TRUE);
361    
362              gpx = gpx->next;
363            }
364          }
365          name = g_strdup(_("Search results"));
366          context->state = MAP_SEARCH;
367        }
368      } else if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
369        if(context->state != MAP_ALL) {
370          printf("map_setup(ALL)\n");
371    
372          /* clear any pending balloon */
373          context->balloon = NULL;
374          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
375    
376    #ifdef OSD_NAV
377          /* no navigation in this mode */
378          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
379    #endif
380    
381    /* a frame with a vscale inside */        /* clear all existing cache images */
382    GtkWidget *frame = gtk_frame_new(NULL);        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
383    gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_OUT);        if(context->caches_displayed) {
384            memset(context->caches_displayed, 0,
385                   (cache_num+1) * sizeof(cache_display_t));
386    
387            /* draw all geocaches and none is semi-transparent */
388            gpx_t *gpx = context->appdata->gpx;
389            while(gpx) {
390              map_draw_gpx(context->appdata, context->caches_displayed,
391                           context->widget, gpx, NULL, FALSE);
392              gpx = gpx->next;
393            }
394    
395            {
396              int i=0;
397              while(context->caches_displayed[i].id) i++;
398              printf("number of caches actually displayed: %d\n", i);
399            }
400          }
401          name = g_strdup(_("all"));
402          context->state = MAP_ALL;
403        }
404      } else if(!context->appdata->cur_cache) {
405        if(context->state != MAP_GPX) {
406          printf("map_setup(GPX)\n");
407    
408          /* clear any pending balloon */
409          context->balloon = NULL;
410          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
411    
412    #ifdef OSD_NAV
413          /* no navigation in this mode */
414          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
415    #endif
416    
417    gtk_container_add(GTK_CONTAINER(frame), gtk_label_new(cache->name));        /* clear all existing cache images */
418    gtk_container_add(GTK_CONTAINER(pcontext.window), frame);        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
419          if(context->caches_displayed) {
420    gtk_widget_show_all(pcontext.window);          memset(context->caches_displayed, 0,
421                   (cache_num+1) * sizeof(cache_display_t));
422    
423            /* draw all geocaches and all other gpx files are semi-transparent */
424            map_draw_gpx(context->appdata, context->caches_displayed,
425                         context->widget, context->appdata->cur_gpx, NULL, FALSE);
426    
427            gpx_t *gpx = context->appdata->gpx;
428            while(gpx) {
429              if(gpx != context->appdata->cur_gpx)
430                map_draw_gpx(context->appdata, context->caches_displayed,
431                             context->widget, gpx, NULL, TRUE);
432    
433              gpx = gpx->next;
434            }
435          }
436    
437    /* handle this popup until it's gone */        name = g_strdup(context->appdata->cur_gpx->name);
438          context->state = MAP_GPX;
439    pcontext.loop = g_main_loop_new(NULL, FALSE);      }
440      } else {
441        cache_t *cache = context->appdata->cur_cache;
442    
443        printf("map_setup(CACHE)\n");
444    
445        /* clear any pending balloon */
446        context->balloon = NULL;
447        osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
448    
449        /* clear all existing ccahe images */
450        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
451        if(context->caches_displayed) {
452          memset(context->caches_displayed, 0,
453                 (cache_num+1) * sizeof(cache_display_t));
454    
455          /* Make sure we really work on the first copy in the list as */
456          /* only this is being used if duplicates exist */
457          cache = cache_search_first(context->appdata->gpx, cache);
458    
459          /* draw all geocaches and all but selected one are semi-transparent */
460          gpx_t *gpx = context->appdata->gpx;
461          while(gpx) {
462            map_draw_gpx(context->appdata, context->caches_displayed,
463                         context->widget, gpx, cache, FALSE);
464            gpx = gpx->next;
465          }
466        }
467    
468        name = g_strdup(cache->name);
469        context->state = MAP_CACHE;
470    
471        /* navigation in this mode! */
472        pos_t cpos = gpx_cache_pos(cache);
473    
474    GDK_THREADS_LEAVE();  #ifdef OSD_NAV
475    g_main_loop_run(pcontext.loop);      osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),
476    GDK_THREADS_ENTER();                                context->appdata->imperial,
477                                  cpos.lat, cpos.lon, cache->name);
478    #else
479    #warning OSD_NAV not defined!
480    #endif
481      }
482    
483    g_main_loop_unref(pcontext.loop);    /* also mark geomath position */
484    
485    printf("cache popup removed\n");    /* remove all existing appearances of this icon first */
486      osm_gps_map_remove_image(OSM_GPS_MAP(context->widget),
487                               icon_get(ICON_MISC, 4));
488    
489      if(!isnan(context->appdata->geomath.lat) &&
490         !isnan(context->appdata->geomath.lon))  {
491    
492        osm_gps_map_add_image(OSM_GPS_MAP(context->widget),
493                              context->appdata->geomath.lat,
494                              context->appdata->geomath.lon,
495                              icon_get(ICON_MISC, 4));
496      }
497    
498      if(name) {
499        gtk_window_set_title(GTK_WINDOW(context->window), name);
500        g_free(name);
501      } else
502        printf("map_setup(keep)\n");
503  }  }
504    
505  static void  static void
506  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
507                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
508    
509    while(cache) {    while(cache) {
510        pos_t cpos = gpx_cache_pos(cache);
511    
512      float dist =      float dist =
513        pow(cache->pos.lat - pos->lat, 2) +        pow(cpos.lat - pos->lat, 2) +
514        pow(cache->pos.lon - pos->lon, 2);        pow(cpos.lon - pos->lon, 2);
515    
516      if(!(dist > *distance)) {      if(!(dist > *distance)) {
517        *result = cache;        *result = cache;
# Line 341  map_cachelist_nearest(cache_t *cache, po Line 525  map_cachelist_nearest(cache_t *cache, po
525  static cache_t *map_closest(map_context_t *context, pos_t *pos) {  static cache_t *map_closest(map_context_t *context, pos_t *pos) {
526    cache_t *result = NULL;    cache_t *result = NULL;
527    float distance = NAN;    float distance = NAN;
528    
529  #ifdef USE_MAEMO    if(context->appdata->search_results && !context->appdata->cur_cache) {
530    if(!context->appdata->cur_gpx) {      /* search search results */
531  #endif      map_cachelist_nearest(context->appdata->search_results->cache,
532                              pos, &result, &distance);
533      } else if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
534      /* search all geocaches */      /* search all geocaches */
535      gpx_t *gpx = context->appdata->gpx;      gpx_t *gpx = context->appdata->gpx;
536      while(gpx) {      while(gpx) {
537        map_cachelist_nearest(gpx->cache, pos, &result, &distance);        map_cachelist_nearest(gpx->cache, pos, &result, &distance);
538        gpx = gpx->next;        gpx = gpx->next;
539      }      }
540  #ifdef USE_MAEMO    } else if(context->appdata->cur_gpx) {
541    } else {      /* search in current gpx file */
542      map_cachelist_nearest(context->appdata->cur_gpx->cache,      map_cachelist_nearest(context->appdata->cur_gpx->cache,
543                            pos, &result, &distance);                            pos, &result, &distance);
544    }    } else
545  #endif      result = context->appdata->cur_cache;
546    
547      /* make sure this is the first hit */
548      if(context->caches_displayed)
549        result = cache_search_first(context->appdata->gpx, result);
550    
551    return result;    return result;
552  }  }
# Line 364  static cache_t *map_closest(map_context_ Line 554  static cache_t *map_closest(map_context_
554  /* translate between osm-gps-map positions and gpxview ones */  /* translate between osm-gps-map positions and gpxview ones */
555  pos_t coord2pos(coord_t coo) {  pos_t coord2pos(coord_t coo) {
556    pos_t pos;    pos_t pos;
557    pos.lat = RAD2DEG(coo.rlat);    pos.lat = rad2deg(coo.rlat);
558    pos.lon = RAD2DEG(coo.rlon);    pos.lon = rad2deg(coo.rlon);
559    return pos;    return pos;
560  }  }
561    
562  static int dist2pixel(map_context_t *context, float km, float lat) {  #define CLICK_FUZZ (24)
   int zoom;  
   g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);  
   
   /* world at zoom 1 == 512 pixels */  
   float m_per_pix =  
     cos(DEG2RAD(lat))*2*M_PI*EQ_RADIUS/(1<<(8+zoom));  
   
   return 1000.0*km/m_per_pix;  
 }  
   
 #define CLICK_FUZZ (16)  
563    
564  static gboolean  static gboolean
565  on_map_button_press_event(GtkWidget *widget,  on_map_button_press_event(GtkWidget *widget,
566                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
567    
568    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
569    
570      /* check if we actually clicked parts of the OSD */
571      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
572        return FALSE;
573    
574    /* got a press event without release event? eat it! */    /* got a press event without release event? eat it! */
575    if(context->press_on != NULL) {    if(context->press_on != NULL) {
576      printf("PRESS: already\n");      printf("PRESS: already\n");
577      return TRUE;      return FALSE;
578    }    }
579    
580    pos_t pos =    pos_t pos =
# Line 398  on_map_button_press_event(GtkWidget *wid Line 582  on_map_button_press_event(GtkWidget *wid
582    
583    cache_t *nearest = map_closest(context, &pos);    cache_t *nearest = map_closest(context, &pos);
584    if(nearest) {    if(nearest) {
585      float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);      pos_t cpos = gpx_cache_pos(nearest);
586      if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
587        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
588        if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ)
589        context->press_on = nearest;        context->press_on = nearest;
590    }    }
591    
592    return FALSE;    return FALSE;
593  }  }
594    
595    static void
596    cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) {
597      /* convert the pixbuf into something cairo can handle */
598    
599      // Create a new ImageSurface
600      cairo_surface_t *image_surface =
601        cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
602                                   gdk_pixbuf_get_width(buf),
603                                   gdk_pixbuf_get_height(buf));
604    
605      // Create the new Context for the ImageSurface
606      g_assert(image_surface);
607      cairo_t *context = cairo_create(image_surface);
608    
609      // Draw the image on the new Context
610      gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0);
611      cairo_paint(context);
612    
613      // now draw this onto the original context
614      cairo_set_source_surface(cr, image_surface, x, y);
615    
616      cairo_paint(cr);
617    }
618    
619    #ifndef BIG_BALLOONS
620    #define ICON_SIZE  ICON_CACHE_TYPE
621    #else
622    #define ICON_SIZE  ICON_CACHE_TYPE_1_5X
623    #endif
624    
625    #ifndef BIG_BALLOONS
626    #define FONT_SIZE 14.0
627    #else
628    #define FONT_SIZE 22.0
629    #endif
630    #define LINE_SKIP  (FONT_SIZE/4)
631    
632    
633    static void
634    balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
635      printf("balloon event: ");
636    
637      map_context_t *context = (map_context_t*)data;
638      cache_t *cache = context->balloon;
639    
640      if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
641        printf("draw\n");
642    
643    #if 0
644        /* draw pink background to check clipping */
645        cairo_rectangle (event->data.draw.cr,
646                         event->data.draw.rect->x-20, event->data.draw.rect->y-20,
647                         event->data.draw.rect->w+40, event->data.draw.rect->h+40);
648        cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3);
649        cairo_fill_preserve (event->data.draw.cr);
650        cairo_set_line_width (event->data.draw.cr, 0);
651        cairo_stroke (event->data.draw.cr);
652    #endif
653    
654        /* leave a little border top and left */
655        gint x = event->data.draw.rect->x, y = event->data.draw.rect->y;
656    
657        /* draw the cache type icon ... */
658        GdkPixbuf *icon = icon_get(ICON_SIZE, cache->type);
659        cairo_draw_pixbuf(event->data.draw.cr, icon, x, y);
660    
661        if(cache->notes && cache->notes->override) {
662          GdkPixbuf *over = icon_get(ICON_SIZE, 11);
663          cairo_draw_pixbuf(event->data.draw.cr, over, x, y);
664        }
665    
666        /* ... and right of it the waypoint id */
667        cairo_text_extents_t extents;
668    
669        if(cache->id) {
670          cairo_select_font_face (event->data.draw.cr, "Sans",
671                                  CAIRO_FONT_SLANT_NORMAL,
672                                  CAIRO_FONT_WEIGHT_BOLD);
673    
674    #ifndef BIG_BALLOONS
675          cairo_set_font_size (event->data.draw.cr, 20.0);
676    #else
677          cairo_set_font_size (event->data.draw.cr, 36.0);
678    #endif
679    
680          cairo_text_extents (event->data.draw.cr, cache->id, &extents);
681    
682          /* display id right of icon vertically centered */
683          x += gdk_pixbuf_get_width(icon) + 5;
684          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
685          cairo_move_to (event->data.draw.cr, x, y);
686          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
687          cairo_show_text (event->data.draw.cr, cache->id);
688          cairo_stroke (event->data.draw.cr);
689    
690          y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
691        } else
692          y += gdk_pixbuf_get_height(icon);
693    
694        /* return to the left border and below icon/text */
695        x = event->data.draw.rect->x;
696    
697        /* everything from here uses the same font */
698        cairo_select_font_face (event->data.draw.cr, "Sans",
699                                CAIRO_FONT_SLANT_NORMAL,
700                                CAIRO_FONT_WEIGHT_NORMAL);
701    
702        cairo_set_font_size (event->data.draw.cr, FONT_SIZE);
703    
704        if(cache->name) {
705          /* draw cache name */
706          cairo_text_extents (event->data.draw.cr, cache->name, &extents);
707          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing);
708          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
709          cairo_show_text (event->data.draw.cr, cache->name);
710          cairo_stroke (event->data.draw.cr);
711    
712          /* return to the left border and below text */
713          y += LINE_SKIP + FONT_SIZE;
714          x = event->data.draw.rect->x;
715        }
716    
717        if(cache->terrain) {
718          int text_y = 0, icon_y = 0;
719    
720          /* draw cache rating */
721          const char *terrain = "Terrain:";
722          icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
723          cairo_text_extents (event->data.draw.cr, _(terrain), &extents);
724    
725          if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
726            text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
727          else
728            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
729    
730          /* draw "Terrain:" string */
731          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
732          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
733          cairo_show_text (event->data.draw.cr, _(terrain));
734          cairo_stroke (event->data.draw.cr);
735          x += extents.width + 2;
736    
737          /* draw terrain stars */
738          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
739    
740          x += gdk_pixbuf_get_width(icon) + FONT_SIZE/2;
741        }
742    
743        if(cache->difficulty) {
744          int text_y = 0, icon_y = 0;
745    
746          const char *difficulty = "Difficulty:";
747          icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
748          cairo_text_extents (event->data.draw.cr, _(difficulty), &extents);
749    
750          if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
751            text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
752          else
753            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
754    
755          /* draw "Difficulty:" string */
756          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
757          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
758          cairo_show_text (event->data.draw.cr, _(difficulty));
759          cairo_stroke (event->data.draw.cr);
760          x += extents.width + 2;
761    
762          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
763        }
764    
765        /* draw container info */
766        /* TODO ... */
767    
768    
769      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) {
770        printf("click %s event at %d %d\n",
771               event->data.click.down?"down":"up",
772               event->data.click.x, event->data.click.y);
773    
774        /* make the main screen jump to that cache */
775        if(!event->data.click.down) {
776          if(context->appdata->cur_cache) {
777            printf("ERROR: no current cache should be visible!\n");
778          } else {
779            gpx_t *is_in = NULL;
780    
781            if(context->appdata->search_results) {
782              printf("click while in \"search results\" view\n");
783    
784              is_in = context->appdata->search_results;
785            } else if(!context->appdata->cur_gpx) {
786              printf("click while in \"all\" view\n");
787    
788              /* we first need to figure out which gpx file this cache */
789              /* is in so we can open it first */
790              gpx_t *gpx = context->appdata->gpx;
791              while(gpx && !is_in) {
792                cache_t *cur = gpx->cache;
793                while(cur && !is_in) {
794                  if(cur == cache)
795                    is_in = gpx;
796                  cur = cur->next;
797                }
798                gpx = gpx->next;
799              }
800    
801              if(is_in)
802                gpxlist_goto_cachelist(context->appdata, is_in);
803    
804            } else {
805              printf("click while in \"cachelist\" view\n");
806    
807              /* the simple case: there already is an open gpx file and */
808              /* we just jump into the "cache" view */
809              is_in = context->appdata->cur_gpx;
810            }
811    
812            if(is_in) {
813              printf("selecting %s in %s\n",
814                     cache->id,
815                     context->appdata->search_results?
816                     context->appdata->search_results->name:
817                     context->appdata->cur_gpx->name);
818    
819              cachelist_goto_cache(context->appdata, cache);
820    
821              /* give focus to main screen (important for maemo) */
822              printf("raising main window\n");
823              gtk_window_present(GTK_WINDOW(context->appdata->window));
824            }
825          }
826        }
827      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) {
828        printf("removed\n");
829        context->balloon = NULL;
830      }
831    }
832    
833  static gboolean  static gboolean
834  on_map_button_release_event(GtkWidget *widget,  on_map_button_release_event(GtkWidget *widget,
835                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
836      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
837    
838      /* in "MAP_CACHE" state only one cache is visible */
839      /* and the map is in navigation mode. the balloon is */
840      /* pretty useless there */
841    if(context->press_on) {    if(context->press_on) {
842      OsmGpsMap *map = OSM_GPS_MAP(context->widget);  
843        coord_t coo;
844        coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
845    
846      pos_t pos =      pos_t pos =
847        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
848    
849      cache_t *nearest = map_closest(context, &pos);      cache_t *nearest = map_closest(context, &pos);
850      if(nearest && nearest == context->press_on) {      if(nearest && nearest == context->press_on) {
851        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);        pos_t cpos = gpx_cache_pos(nearest);
852        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
853          cache_popup(context, nearest);        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
854          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
855    
856            context->balloon = nearest;
857            osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
858                                         balloon_cb, context);
859          }
860      }      }
861      context->press_on = NULL;      context->press_on = NULL;
862      } else {
863        /* save new map position */
864        gfloat lat, lon;
865        g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
866        context->appdata->map.pos.lat = lat;
867        context->appdata->map.pos.lon = lon;
868    }    }
869    
870    return FALSE;    return FALSE;
871  }  }
872    
   
 #if MAEMO_VERSION_MAJOR == 5  
873  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
874    printf("destroy map view\n");    appdata_t *appdata = context->appdata;
875    
876      /* save map parameters */
877      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
878      gint zoom;
879      g_object_get(map, "zoom", &zoom, NULL);
880      context->appdata->map.zoom = zoom;
881    
882      gboolean dpix;
883      g_object_get(map, "double-pixel", &dpix, NULL);
884      context->appdata->map.dpix = dpix;
885    
886      gfloat lat, lon;
887      g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
888      context->appdata->map.pos.lat = lat;
889      context->appdata->map.pos.lon = lon;
890    
891      gint source;
892      g_object_get(map, "map-source", &source, NULL);
893      context->appdata->map.source = source;
894    
895    #if MAEMO_VERSION_MAJOR == 5
896    /* restore cur_view */    /* restore cur_view */
897    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
898    #endif
899    
900    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
901      gps_unregister_callback(appdata->gps_state, gps_callback);
902    
903      if(context->caches_displayed) {
904        g_free(context->caches_displayed);
905        context->caches_displayed = NULL;
906      }
907    
908      printf("destroy map context\n");
909    g_free(context);    g_free(context);
910      appdata->map.context = NULL;
911    }
912    
913    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
914    /* get access to zoom buttons */
915    static void
916    on_window_realize(GtkWidget *widget, gpointer data) {
917      if (widget->window) {
918        unsigned char value = 1;
919        Atom hildon_zoom_key_atom =
920          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
921          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
922        Display *dpy =
923          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
924        Window w = GDK_WINDOW_XID(widget->window);
925    
926        XChangeProperty(dpy, w, hildon_zoom_key_atom,
927                        integer_atom, 8, PropModeReplace, &value, 1);
928      }
929    }
930    #endif
931    
932    /* on maemo a window is either on top or completely invisible. this */
933    /* means that we only need to update the map window if its raised.  */
934    /* on ordinary desktops this is different and we always update */
935    
936    static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
937                             gpointer data) {
938      map_context_t *context = (map_context_t*)data;
939    
940      printf("map got focus\n");
941    
942    #ifdef USE_MAEMO
943      /* re-enable refresh of map */
944      if(!context->handler_id)
945        context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
946    #endif
947    
948      map_setup(context);
949      return FALSE;
950    }
951    
952    static gboolean on_focus_out(GtkWidget *widget, GdkEventFocus *event,
953                             gpointer data) {
954      map_context_t *context = (map_context_t*)data;
955    
956      printf("map lost focus\n");
957    
958      /* save new map position */
959      gfloat lat, lon;
960      g_object_get(widget, "latitude", &lat, "longitude", &lon, NULL);
961    
962      context->appdata->map.pos.lat = lat;
963      context->appdata->map.pos.lon = lon;
964    
965    #ifdef USE_MAEMO
966      gtk_timeout_remove(context->handler_id);
967      context->handler_id = 0;
968    #endif
969    
970      return FALSE;
971  }  }
972    
973    void map_update(appdata_t *appdata) {
974      printf("map_update\n");
975    #ifndef USE_MAEMO
976      if(appdata->map.context)
977        map_setup(appdata->map.context);
978  #endif  #endif
979    }
980    
981  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
982    map_context_t *context = g_new0(map_context_t, 1);    map_context_t *context = NULL;
983    
984      /* if the map window already exists, just raise it */
985      if(appdata->map.context) {
986        printf("using existing map!\n");
987        gtk_window_present(GTK_WINDOW(appdata->map.context->window));
988        map_setup(appdata->map.context);
989        return;
990      }
991    
992      context = appdata->map.context = g_new0(map_context_t, 1);
993      printf("allocated new context at %p\n", context);
994    
995    context->appdata = appdata;    context->appdata = appdata;
996      context->state = MAP_NONE;
997    
998      /* cleanup old (pre 0.8.7) path if it exists */
999      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
1000      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
1001        printf("old file path %s exists\n", old_path);
1002        rmdir_recursive(old_path);
1003      }
1004    
1005    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    /* It is recommanded that all applications share these same */
1006      /* map path, so data is only cached once. The path should be: */
1007      /* ~/.osm-gps-map on standard PC     (users home) */
1008      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
1009      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
1010    #if !defined(USE_MAEMO)
1011      char *p = getenv("HOME");
1012      if(!p) p = "/tmp";
1013      char *path = g_strdup_printf("%s/.osm-gps-map", p);
1014    #else
1015    #if MAEMO_VERSION_MAJOR == 5
1016      char *path = g_strdup("/home/user/.osm-gps-map");
1017    #else
1018      char *path = g_strdup("/media/mmc2/osm-gps-map");
1019    #endif
1020    #endif
1021    
   char *path = g_strdup_printf("%s/map/", appdata->image_path);  
1022    const char *proxy = get_proxy_uri(appdata);    const char *proxy = get_proxy_uri(appdata);
1023    
1024      gint source = context->appdata->map.source;
1025      if(!source) source = MAP_SOURCE;
1026    
1027    context->widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
1028                  "repo-uri", MAP_SOURCE_OPENSTREETMAP,                   "map-source",               source,
1029                  "tile-cache", path,                   "tile-cache",               path,
1030                  proxy?"proxy-uri":NULL, proxy,                   "auto-center",              FALSE,
1031                     "record-trip-history",      FALSE,
1032                     "show-trip-history",        FALSE,
1033                     "double-pixel",             context->appdata->map.dpix,
1034                     proxy?"proxy-uri":NULL,     proxy,
1035                   NULL);                   NULL);
1036    
1037    g_free(path);    g_free(path);
1038    
1039    char *name = NULL;    osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
1040  #ifdef USE_MAEMO  
1041    if(!appdata->cur_gpx) {    /* set default values if they are invalid */
1042  #endif    if(!context->appdata->map.zoom ||
1043      /* draw all geocaches */       isnan(context->appdata->map.pos.lat) ||
1044      gpx_t *gpx = appdata->gpx;       isnan(context->appdata->map.pos.lon)) {
1045      while(gpx) {      printf("no valid map position found\n");
1046        map_draw_cachelist(context->widget, gpx->cache);  
1047        gpx = gpx->next;      pos_t *refpos = get_pos(context->appdata);
1048        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
1049          printf("use refpos\n");
1050    
1051            /* use gps position if present */
1052          context->appdata->map.pos = *refpos;
1053          context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
1054        } else {
1055          printf("use zero pos\n");
1056    
1057          /* use world map otherwise */
1058          context->appdata->map.pos.lat = 0.0;
1059          context->appdata->map.pos.lon = 0.0;
1060          context->appdata->map.zoom = 1;
1061      }      }
     name = g_strdup(_("all geocaches"));  
 #ifdef USE_MAEMO  
   } else {  
     map_draw_cachelist(context->widget, appdata->cur_gpx->cache);  
     name = g_strdup(appdata->cur_gpx->name);  
1062    }    }
1063  #endif  
1064      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
1065    char *title = g_strdup_printf(_("Map - %s"), name);                              context->appdata->map.pos.lat,
1066    g_free(name);                              context->appdata->map.pos.lon,
1067                                context->appdata->map.zoom);
1068  #if MAEMO_VERSION_MAJOR == 5  
1069    GtkWidget *window = hildon_stackable_window_new();  #ifdef USE_MAEMO
1070    gtk_window_set_title(GTK_WINDOW(window), title);    /* we don't use a stackable window here on fremantle, since */
1071      /* this leaves the main window independent from the map and */
1072      /* the user can e.g. still navigate the main menu */
1073      context->window = hildon_window_new();
1074    
1075    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
1076      g_signal_connect(G_OBJECT(context->window), "realize",
1077                       G_CALLBACK(on_window_realize), NULL);
1078    #endif // MAEMO_VERSION
1079  #else  #else
1080    GtkWidget *dialog = gtk_dialog_new_with_buttons(title,    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1081                            GTK_WINDOW(appdata->window),  #endif
                           GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,  
                           GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,  
                           NULL);  
1082    
1083  #ifndef USE_MAEMO  #ifndef USE_MAEMO
1084    gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 350);    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
 #else  
   gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);  
 #endif  
1085  #endif  #endif
1086    
1087    g_free(title);    g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
1088                       G_CALLBACK(on_focus_in), context);
1089    
1090    g_signal_connect(G_OBJECT(context->widget), "configure-event",    g_signal_connect(G_OBJECT(context->widget), "focus-out-event",
1091                     G_CALLBACK(on_map_configure), context);                     G_CALLBACK(on_focus_out), context);
1092    
1093    g_signal_connect(G_OBJECT(context->widget), "button-press-event",    g_signal_connect(G_OBJECT(context->widget), "button-press-event",
1094                     G_CALLBACK(on_map_button_press_event), context);                     G_CALLBACK(on_map_button_press_event), context);
# Line 506  void map(appdata_t *appdata) { Line 1096  void map(appdata_t *appdata) {
1096    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
1097                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
1098    
   gtk_box_pack_start_defaults(GTK_BOX(hbox), context->widget);  
   /* zoom button box */  
   GtkWidget *vbox = gtk_vbox_new(FALSE,0);  
   
   context->zoomin =  
     map_add_button(GTK_STOCK_ZOOM_IN, G_CALLBACK(cb_map_zoomin),  
                    context, _("Zoom in"));  
   gtk_box_pack_start(GTK_BOX(vbox), context->zoomin, FALSE, FALSE, 0);  
   
   context->zoomout =  
     map_add_button(GTK_STOCK_ZOOM_OUT, G_CALLBACK(cb_map_zoomout),  
                    context, _("Zoom out"));  
   gtk_box_pack_start(GTK_BOX(vbox), context->zoomout, FALSE, FALSE, 0);  
   
   context->gps =  
     map_add_button(GTK_STOCK_HOME, G_CALLBACK(cb_map_gps),  
                    context, _("Jump to GPS position"));  
   gtk_widget_set_sensitive(context->gps, FALSE);  
1099    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
1100    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
1101    gtk_box_pack_start(GTK_BOX(vbox), context->gps, FALSE, FALSE, 0);    gps_register_callback(appdata->gps_state, LATLON_CHANGED | HERR_CHANGED,
1102                            gps_callback, context);
   gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);  
1103    
1104  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
1105    /* prevent some of the main screen things */    /* prevent some of the main screen things */
1106    context->old_view = appdata->cur_view;    context->old_view = appdata->cur_view;
1107    appdata->cur_view = NULL;    appdata->cur_view = NULL;
1108    #endif
1109    
1110    g_signal_connect(G_OBJECT(window), "destroy",    g_signal_connect(G_OBJECT(context->window), "destroy",
1111                     G_CALLBACK(on_window_destroy), context);                     G_CALLBACK(on_window_destroy), context);
1112    
1113    gtk_container_add(GTK_CONTAINER(window), hbox);    gtk_container_add(GTK_CONTAINER(context->window), context->widget);
1114    gtk_widget_show_all(GTK_WIDGET(window));    gtk_widget_show_all(GTK_WIDGET(context->window));
1115    
1116  #else    /* setup cache state */
1117    gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox);    map_setup(context);
   gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE);  
   gtk_widget_show_all(dialog);  
   gtk_dialog_run(GTK_DIALOG(dialog));  
   gtk_timeout_remove(context->handler_id);  
   gtk_widget_destroy(dialog);  
   g_free(context);  
 #endif  
1118  }  }
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