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

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revision 61 by harbaum, Tue Aug 18 14:32:45 2009 UTC revision 149 by harbaum, Thu Oct 29 13:59:16 2009 UTC
# 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  #include "gpxview.h"  #include "gpxview.h"
26  #include "converter.h"  #include "converter.h"
27  #include <math.h>    // for isnan  #include <math.h>    // for isnan
28    
29  #ifdef ENABLE_OSM_GPS_MAP  #ifdef ENABLE_OSM_GPS_MAP
30  #include "osm-gps-map.h"  #include "osm-gps-map.h"
31    #include "osm-gps-map-osd-classic.h"
32    #endif
33    
34    #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
35    #include <gdk/gdkx.h>
36    #include <X11/Xatom.h>
37  #endif  #endif
38    
39  #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENSTREETMAP  /* default values */
40    #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
41  #define GPS_DEFAULT_ZOOM 13  #define GPS_DEFAULT_ZOOM 13
42    
43  #define PROXY_KEY  "/system/http_proxy/"  #define PROXY_KEY  "/system/http_proxy/"
# Line 66  static const char *get_proxy_uri(appdata Line 78  static const char *get_proxy_uri(appdata
78    return NULL;    return NULL;
79  }  }
80    
81  static void map_zoom(map_context_t *context, int step) {  static void
82    gint zoom;  cb_map_gps(osd_button_t but, map_context_t *context) {
   OsmGpsMap *map = OSM_GPS_MAP(context->widget);  
   g_object_get(map, "zoom", &zoom, NULL);  
   zoom = osm_gps_map_set_zoom(map, zoom+step);  
   
   /* enable/disable zoom buttons as required */  
   gtk_widget_set_sensitive(context->zoomin,  
            zoom < osm_gps_map_source_get_max_zoom(MAP_SOURCE));  
   gtk_widget_set_sensitive(context->zoomout,  
            zoom > osm_gps_map_source_get_min_zoom(MAP_SOURCE));  
   
   /* save new zoom */  
   context->appdata->map.zoom = zoom;  
 }  
   
 static gboolean  
 cb_map_zoomin(GtkButton *button, map_context_t *context) {  
   map_zoom(context, +1);  
   return FALSE;  
 }  
83    
84  static gboolean    if(but == OSD_GPS) {
85  cb_map_zoomout(GtkButton *button, map_context_t *context) {      pos_t *refpos = get_pos(context->appdata);
86    map_zoom(context, -1);      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
87    return FALSE;        gint zoom;
88  }        g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
89          if(zoom < 10)
90            osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
91                                      refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
92          else
93            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
94                                   refpos->lat, refpos->lon);
95    
96  static gboolean        /* re-enable centering */
97  cb_map_gps(GtkButton *button, map_context_t *context) {        g_object_set(context->widget, "auto-center", TRUE, NULL);
98    pos_t *refpos = get_pos(context->appdata);      } else {
99    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {        /* no coordinates given: display the entire world */
100      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
101                        refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);                                  0.0, 0.0, 1);
102    } else {      }
     /* no coordinates given: display the entire world */  
     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),  
                               0.0, 0.0, 1);  
103    }    }
   
   return FALSE;  
 }  
   
 static GtkWidget  
 *map_add_button(int icon, GCallback cb, gpointer data,  
                 char *tooltip) {  
   GtkWidget *button = gtk_button_new();  
   gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_MISC, icon));  
   g_signal_connect(button, "clicked", cb, data);  
 #ifndef USE_MAEMO  
   gtk_widget_set_tooltip_text(button, tooltip);  
 #endif  
   return button;  
104  }  }
105    
106  static int dist2pixel(map_context_t *context, float km, float lat) {  static int dist2pixel(map_context_t *context, float km, float lat) {
# Line 127  static int dist2pixel(map_context_t *con Line 109  static int dist2pixel(map_context_t *con
109    
110  static gboolean map_gps_update(gpointer data) {  static gboolean map_gps_update(gpointer data) {
111    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
112      static gboolean goto_is_enabled = FALSE;
113    
114    /* get reference position ... */    /* get reference position ... */
115    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
116    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
117    
118    /* ... and enable "goto" button if it's valid */    /* ... and enable "goto" button if it's valid */
119    gtk_widget_set_sensitive(context->gps, ok);    if(ok != goto_is_enabled) {
120        osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
121                    OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
122        goto_is_enabled = ok;
123      }
124    
125    if(ok) {    if(ok) {
126      float heading = NAN;      float heading = NAN;
# Line 148  static gboolean map_gps_update(gpointer Line 135  static gboolean map_gps_update(gpointer
135          radius = dist2pixel(context, eph/1000, refpos->lat);          radius = dist2pixel(context, eph/1000, refpos->lat);
136      }      }
137    
138        /* TODO: in order to save energy: only draw if state actually changed */
139    
140      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
141      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
142                           refpos->lat, refpos->lon, heading);                           refpos->lat, refpos->lon, heading);
# Line 157  static gboolean map_gps_update(gpointer Line 146  static gboolean map_gps_update(gpointer
146    return TRUE;    return TRUE;
147  }  }
148    
149  static gboolean on_map_configure(GtkWidget *widget,  static void map_draw_cache(GtkWidget *map, cache_t *cache) {
150                                   GdkEventConfigure *event,    GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
                                  map_context_t *context) {  
151    
152    /* set default values if they are invalid */    /* check if there's also an overwritten coordinate */
153    if(!context->appdata->map.zoom ||    if(cache->notes && cache->notes->override) {
154       isnan(context->appdata->map.pos.lat) ||      GdkPixbuf *over = icon_get(ICON_MISC, 1);
      isnan(context->appdata->map.pos.lon)) {  
     printf("no valid map position found\n");  
   
     pos_t *refpos = get_pos(context->appdata);  
     if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {  
       /* use gps position if present */  
       context->appdata->map.pos = *refpos;  
       context->appdata->map.zoom = GPS_DEFAULT_ZOOM;  
     } else {  
       /* use world map otherwise */  
       context->appdata->map.pos.lat = 0.0;  
       context->appdata->map.pos.lon = 0.0;  
       context->appdata->map.zoom = 1;  
     }  
   }  
155    
156    /* jump to initial position */      osm_gps_map_add_image(OSM_GPS_MAP(map),
157    osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),            cache->notes->pos.lat, cache->notes->pos.lon, icon);
158                              context->appdata->map.pos.lat,  
159                              context->appdata->map.pos.lon,      osm_gps_map_add_image(OSM_GPS_MAP(map),
160                              context->appdata->map.zoom);            cache->notes->pos.lat, cache->notes->pos.lon, over);
161      } else {
162    return FALSE;      if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon))
163          osm_gps_map_add_image(OSM_GPS_MAP(map),
164                                cache->pos.lat, cache->pos.lon, icon);
165      }
166  }  }
167    
168  static void map_draw_cachelist(GtkWidget *map, cache_t *cache) {  static void map_draw_gpx(appdata_t *appdata, GtkWidget *map, gpx_t *gpx) {
169      if(!gpx->notes_loaded) {
170        notes_load_all(appdata, gpx);
171        gpx->notes_loaded = TRUE;
172      }
173    
174      cache_t *cache = gpx->cache;
175    while(cache) {    while(cache) {
176      GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);      map_draw_cache(map, cache);
177        cache = cache->next;
178      }
179    }
180    
181    /* draw geocaches and set window title */
182    static void map_setup(map_context_t *context) {
183      char *name = NULL;
184    
185      if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
186        if(context->state != MAP_ALL) {
187          printf("map_setup(ALL)\n");
188    
189    #ifdef OSD_NAV
190          /* no navigation in this mode */
191          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
192    #endif
193    
194          /* clear all existing ccahe images */
195          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
196    
197          /* draw all geocaches */
198          gpx_t *gpx = context->appdata->gpx;
199          while(gpx) {
200            map_draw_gpx(context->appdata, context->widget, gpx);
201            gpx = gpx->next;
202          }
203          name = g_strdup(_("all"));
204          context->state = MAP_ALL;
205        }
206      } else if(!context->appdata->cur_cache) {
207        if(context->state != MAP_GPX) {
208          printf("map_setup(GPX)\n");
209    
210    #ifdef OSD_NAV
211          /* no navigation in this mode */
212          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
213    #endif
214    
215          /* clear all existing ccahe images */
216          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
217    
218          map_draw_gpx(context->appdata, context->widget,
219                       context->appdata->cur_gpx);
220          name = g_strdup(context->appdata->cur_gpx->name);
221          context->state = MAP_GPX;
222        }
223      } else {
224        cache_t *cache = context->appdata->cur_cache;
225    
226      osm_gps_map_add_image(OSM_GPS_MAP(map),      printf("map_setp(CACHE)\n");
227                            cache->pos.lat, cache->pos.lon, icon);  
228        /* no balloons in this mode */
229        context->balloon = NULL;
230        osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
231    
232        /* clear all existing ccahe images */
233        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
234    
235        map_draw_cache(context->widget, cache);
236        name = g_strdup(cache->name);
237        context->state = MAP_CACHE;
238    
239        /* navigation in this mode! */
240        pos_t cpos = gpx_cache_pos(cache);
241    
242      cache = cache->next;  #ifdef OSD_NAV
243        osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),
244                                  context->appdata->imperial,
245                                  cpos.lat, cpos.lon, cache->name);
246    #else
247    #warning OSD_NAV not defined!
248    #endif
249    }    }
250    
251      if(name) {
252        char *title = g_strdup_printf(_("Map - %s"), name);
253        g_free(name);
254    
255        gtk_window_set_title(GTK_WINDOW(context->window), title);
256    
257        g_free(title);
258      } else
259        printf("map_setup(keep)\n");
260    }
261    
262    static gboolean on_map_configure(GtkWidget *widget,
263                                     GdkEventConfigure *event,
264                                     map_context_t *context) {
265    
266      /* for some reason there's a configure event with 1/1 */
267      /* on diablo. We just ignore this! */
268    
269      printf("on_map_configure %d %d\n",
270             widget->allocation.width,
271             widget->allocation.height);
272    
273      if(!context->map_complete &&
274         (widget->allocation.width > 100) &&
275         (widget->allocation.height > 100)) {
276    
277        /* setup cache state */
278        map_setup(context);
279    
280        /* set default values if they are invalid */
281        if(!context->appdata->map.zoom ||
282           isnan(context->appdata->map.pos.lat) ||
283           isnan(context->appdata->map.pos.lon)) {
284          printf("no valid map position found\n");
285    
286          pos_t *refpos = get_pos(context->appdata);
287          if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
288            printf("use refpos\n");
289    
290            /* use gps position if present */
291            context->appdata->map.pos = *refpos;
292            context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
293          } else {
294            printf("use zero pos\n");
295    
296            /* use world map otherwise */
297            context->appdata->map.pos.lat = 0.0;
298            context->appdata->map.pos.lon = 0.0;
299            context->appdata->map.zoom = 1;
300          }
301        }
302    
303        /* jump to initial position */
304        printf("osm_gps_map_set_mapcenter(%f,%f,%d)\n",
305               context->appdata->map.pos.lat,
306               context->appdata->map.pos.lon,
307               context->appdata->map.zoom);
308    
309        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
310                                  context->appdata->map.pos.lat,
311                                  context->appdata->map.pos.lon,
312                                  context->appdata->map.zoom);
313        context->map_complete = TRUE;
314      }
315    
316      return FALSE;
317  }  }
318    
319  static void  static void
320  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
321                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
322    
323    while(cache) {    while(cache) {
324        pos_t cpos = gpx_cache_pos(cache);
325    
326      float dist =      float dist =
327        pow(cache->pos.lat - pos->lat, 2) +        pow(cpos.lat - pos->lat, 2) +
328        pow(cache->pos.lon - pos->lon, 2);        pow(cpos.lon - pos->lon, 2);
329    
330      if(!(dist > *distance)) {      if(!(dist > *distance)) {
331        *result = cache;        *result = cache;
# Line 221  static cache_t *map_closest(map_context_ Line 340  static cache_t *map_closest(map_context_
340    cache_t *result = NULL;    cache_t *result = NULL;
341    float distance = NAN;    float distance = NAN;
342    
343  #ifdef USE_MAEMO    if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
   if(!context->appdata->cur_gpx) {  
 #endif  
344      /* search all geocaches */      /* search all geocaches */
345      gpx_t *gpx = context->appdata->gpx;      gpx_t *gpx = context->appdata->gpx;
346      while(gpx) {      while(gpx) {
347        map_cachelist_nearest(gpx->cache, pos, &result, &distance);        map_cachelist_nearest(gpx->cache, pos, &result, &distance);
348        gpx = gpx->next;        gpx = gpx->next;
349      }      }
350  #ifdef USE_MAEMO    } else if(context->appdata->cur_gpx) {
   } else {  
351      map_cachelist_nearest(context->appdata->cur_gpx->cache,      map_cachelist_nearest(context->appdata->cur_gpx->cache,
352                            pos, &result, &distance);                            pos, &result, &distance);
353    }    } else
354  #endif      result = context->appdata->cur_gpx->cache;
355    
356    return result;    return result;
357  }  }
# Line 253  pos_t coord2pos(coord_t coo) { Line 369  pos_t coord2pos(coord_t coo) {
369  static gboolean  static gboolean
370  on_map_button_press_event(GtkWidget *widget,  on_map_button_press_event(GtkWidget *widget,
371                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
372    
373    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
374    
375      /* check if we actually clicked parts of the OSD */
376      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
377        return FALSE;
378    
379    /* got a press event without release event? eat it! */    /* got a press event without release event? eat it! */
380    if(context->press_on != NULL) {    if(context->press_on != NULL) {
381      printf("PRESS: already\n");      printf("PRESS: already\n");
382      return TRUE;      return FALSE;
383    }    }
384    
385    pos_t pos =    pos_t pos =
# Line 266  on_map_button_press_event(GtkWidget *wid Line 387  on_map_button_press_event(GtkWidget *wid
387    
388    cache_t *nearest = map_closest(context, &pos);    cache_t *nearest = map_closest(context, &pos);
389    if(nearest) {    if(nearest) {
390      float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);      pos_t cpos = gpx_cache_pos(nearest);
391      if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
392        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
393        if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ)
394        context->press_on = nearest;        context->press_on = nearest;
395    }    }
396    
# Line 297  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf Line 420  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf
420    cairo_paint(cr);    cairo_paint(cr);
421  }  }
422    
423    #ifndef BIG_BALLOONS
424  #define LINE_SKIP  7  #define LINE_SKIP  7
425    #else
426    #define LINE_SKIP  12
427    #endif
428    
429  static void  static void
430  balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) {  balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
431    cache_t *cache = (cache_t*)data;    printf("balloon event: ");
432    
433    //  printf("draw cb for \"%s\"\n", cache->name);    map_context_t *context = (map_context_t*)data;
434      cache_t *cache = context->balloon;
435    
436      if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
437        printf("draw\n");
438    
439  #if 0  #if 0
440    /* draw pink background to check clipping */      /* draw pink background to check clipping */
441    cairo_rectangle (cr, rect->x-20, rect->y-20, rect->w+40, rect->h+40);      cairo_rectangle (event->data.draw.cr,
442    cairo_set_source_rgba (cr, 1, 0, 0, 0.3);                       event->data.draw.rect->x-20, event->data.draw.rect->y-20,
443    cairo_fill_preserve (cr);                       event->data.draw.rect->w+40, event->data.draw.rect->h+40);
444    cairo_set_line_width (cr, 0);      cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3);
445    cairo_stroke (cr);      cairo_fill_preserve (event->data.draw.cr);
446        cairo_set_line_width (event->data.draw.cr, 0);
447        cairo_stroke (event->data.draw.cr);
448  #endif  #endif
449    
450    /* leave a little border top and left */      /* leave a little border top and left */
451    gint x = rect->x, y = rect->y;      gint x = event->data.draw.rect->x, y = event->data.draw.rect->y;
452    
453    /* draw the cache type icon ... */      /* draw the cache type icon ... */
454    GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);      GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
455    cairo_draw_pixbuf(cr, icon, x, y);      cairo_draw_pixbuf(event->data.draw.cr, icon, x, y);
456    
457    /* ... and right of it the waypoint id */      if(cache->notes && cache->notes->override) {
458    cairo_text_extents_t extents;        GdkPixbuf *over = icon_get(ICON_MISC, 1);
459          cairo_draw_pixbuf(event->data.draw.cr, over, x, y);
460    if(cache->id) {      }
461      cairo_select_font_face (cr, "Sans",  
462                              CAIRO_FONT_SLANT_NORMAL,      /* ... and right of it the waypoint id */
463                              CAIRO_FONT_WEIGHT_BOLD);      cairo_text_extents_t extents;
464    
465      cairo_set_font_size (cr, 20.0);      if(cache->id) {
466      cairo_text_extents (cr, cache->id, &extents);        cairo_select_font_face (event->data.draw.cr, "Sans",
467                                  CAIRO_FONT_SLANT_NORMAL,
468      /* display id right of icon vertically centered */                                CAIRO_FONT_WEIGHT_BOLD);
469      x += gdk_pixbuf_get_width(icon) + 5;  
470      y += (gdk_pixbuf_get_height(icon) + extents.height)/2;  #ifndef BIG_BALLOONS
471      cairo_move_to (cr, x, y);        cairo_set_font_size (event->data.draw.cr, 20.0);
472      cairo_set_source_rgba (cr, 0, 0, 0, 1);  #else
473      cairo_show_text (cr, cache->id);        cairo_set_font_size (event->data.draw.cr, 36.0);
474      cairo_stroke (cr);  #endif
475    
476      y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;        cairo_text_extents (event->data.draw.cr, cache->id, &extents);
477    } else  
478      y += gdk_pixbuf_get_height(icon);        /* display id right of icon vertically centered */
479          x += gdk_pixbuf_get_width(icon) + 5;
480    /* return to the left border and below icon/text */        y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
481    x = rect->x;        cairo_move_to (event->data.draw.cr, x, y);
482          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
483    /* everything from here uses the same font */        cairo_show_text (event->data.draw.cr, cache->id);
484    cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,        cairo_stroke (event->data.draw.cr);
485                            CAIRO_FONT_WEIGHT_NORMAL);  
486    cairo_set_font_size (cr, 14.0);        y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
487        } else
488    if(cache->name) {        y += gdk_pixbuf_get_height(icon);
489      /* draw cache name */  
490      cairo_text_extents (cr, cache->name, &extents);      /* return to the left border and below icon/text */
491      y += extents.height;      x = event->data.draw.rect->x;
492      cairo_move_to (cr, x, y);  
493      cairo_set_source_rgba (cr, 0, 0, 0, 1);      /* everything from here uses the same font */
494      cairo_show_text (cr, cache->name);      cairo_select_font_face (event->data.draw.cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
495      cairo_stroke (cr);                              CAIRO_FONT_WEIGHT_NORMAL);
496    #ifndef BIG_BALLOONS
497      /* return to the left border and below text */      cairo_set_font_size (event->data.draw.cr, 14.0);
498      y += LINE_SKIP;  #else
499      x = rect->x;      cairo_set_font_size (event->data.draw.cr, 22.0);
500    }  #endif
501    
502    if(cache->terrain) {      if(cache->name) {
503      /* draw cache rating */        /* draw cache name */
504      const char *terrain = "Terrain:";        cairo_text_extents (event->data.draw.cr, cache->name, &extents);
505      icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));        y += extents.height;
506      cairo_text_extents (cr, _(terrain), &extents);        cairo_move_to (event->data.draw.cr, x, y);
507      y += (gdk_pixbuf_get_height(icon) + extents.height)/2;        cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
508          cairo_show_text (event->data.draw.cr, cache->name);
509      /* draw "Terrain:" string */        cairo_stroke (event->data.draw.cr);
510      cairo_move_to (cr, x, y);  
511      cairo_set_source_rgba (cr, 0, 0, 0, 1);        /* return to the left border and below text */
512      cairo_show_text (cr, _(terrain));        y += LINE_SKIP;
513      cairo_stroke (cr);        x = event->data.draw.rect->x;
514      x += extents.width + 2;      }
515    
516      /* draw terrain stars */      if(cache->terrain) {
517      cairo_draw_pixbuf(cr, icon, x, y -        /* draw cache rating */
518                        (gdk_pixbuf_get_height(icon) + extents.height)/2);        const char *terrain = "Terrain:";
519          icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
520      x += gdk_pixbuf_get_width(icon) + LINE_SKIP;        cairo_text_extents (event->data.draw.cr, _(terrain), &extents);
521          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
522    
523          /* draw "Terrain:" string */
524          cairo_move_to (event->data.draw.cr, x, y);
525          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
526          cairo_show_text (event->data.draw.cr, _(terrain));
527          cairo_stroke (event->data.draw.cr);
528          x += extents.width + 2;
529    
530          /* draw terrain stars */
531          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y -
532                            (gdk_pixbuf_get_height(icon) + extents.height)/2);
533    
534          x += gdk_pixbuf_get_width(icon) + LINE_SKIP;
535      y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;      y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;
536    }      }
   
   if(cache->difficulty) {  
     const char *difficulty = "Difficulty:";  
     cairo_text_extents (cr, _(difficulty), &extents);  
     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;  
   
     /* draw "Difficulty:" string */  
     cairo_move_to (cr, x, y);  
     cairo_set_source_rgba (cr, 0, 0, 0, 1);  
     cairo_show_text (cr, _(difficulty));  
     cairo_stroke (cr);  
     x += extents.width + 2;  
537    
538      icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));      if(cache->difficulty) {
539      cairo_draw_pixbuf(cr, icon, x, y -        const char *difficulty = "Difficulty:";
540          cairo_text_extents (event->data.draw.cr, _(difficulty), &extents);
541          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
542    
543          /* draw "Difficulty:" string */
544          cairo_move_to (event->data.draw.cr, x, y);
545          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
546          cairo_show_text (event->data.draw.cr, _(difficulty));
547          cairo_stroke (event->data.draw.cr);
548          x += extents.width + 2;
549    
550          icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
551          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y -
552                        (gdk_pixbuf_get_height(icon) + extents.height)/2);                        (gdk_pixbuf_get_height(icon) + extents.height)/2);
553        }
554      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) {
555        printf("click %s event at %d %d\n",
556               event->data.click.down?"down":"up",
557               event->data.click.x, event->data.click.y);
558    
559        /* make the main screen jump to that cache */
560        if(!event->data.click.down) {
561          if(context->appdata->cur_cache) {
562            printf("ERROR: no current cache should be visible!\n");
563          } else {
564            gpx_t *is_in = NULL;
565    
566            if(!context->appdata->cur_gpx) {
567              printf("click while in \"all\" view\n");
568    
569              /* we first need to figure out which gpx file this cache */
570              /* is in so we can open it first */
571              gpx_t *gpx = context->appdata->gpx;
572              while(gpx && !is_in) {
573                cache_t *cur = gpx->cache;
574                while(cur && !is_in) {
575                  if(cur == cache)
576                    is_in = gpx;
577                  cur = cur->next;
578                }
579                gpx = gpx->next;
580              }
581    
582              if(is_in)
583                gpxlist_goto_cachelist(context->appdata, is_in);
584    
585            } else
586              /* the simple case: there already is an open gpx file and */
587              /* we just jump into the "cache" view */
588              is_in = context->appdata->cur_gpx;
589    
590            if(is_in) {
591              printf("selecting %s in %s\n",
592                     cache->id,
593                     context->appdata->cur_gpx->name);
594    
595              cachelist_goto_cache(context->appdata, cache);
596    
597              /* give focus to main screen (important for maemo) */
598              printf("raising main window\n");
599              gtk_window_present(GTK_WINDOW(context->appdata->window));
600            }
601          }
602        }
603      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) {
604        printf("removed\n");
605        context->balloon = NULL;
606    }    }
607  }  }
608    
# Line 411  on_map_button_release_event(GtkWidget *w Line 611  on_map_button_release_event(GtkWidget *w
611                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
612    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
613    
614    if(context->press_on) {    /* in "MAP_CACHE" state only one cache is visible */
615      /* and the map is in navigation mode. the balloon is */
616      /* pretty useless there */
617      if(context->press_on && (context->state != MAP_CACHE)) {
618    
619      coord_t coo;      coord_t coo;
620      coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);      coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
621    
# Line 420  on_map_button_release_event(GtkWidget *w Line 624  on_map_button_release_event(GtkWidget *w
624    
625      cache_t *nearest = map_closest(context, &pos);      cache_t *nearest = map_closest(context, &pos);
626      if(nearest && nearest == context->press_on) {      if(nearest && nearest == context->press_on) {
627        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);        pos_t cpos = gpx_cache_pos(nearest);
628        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) {  
629          float dist = gpx_pos_get_distance(pos, cpos, FALSE);
630          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
631    
632          osm_gps_map_draw_balloon(map, nearest->pos.lat, nearest->pos.lon,          context->balloon = nearest;
633                                   balloon_draw_cb, nearest);          osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
634                                         balloon_cb, context);
635        }        }
636      }      }
637      context->press_on = NULL;      context->press_on = NULL;
# Line 442  on_map_button_release_event(GtkWidget *w Line 649  on_map_button_release_event(GtkWidget *w
649  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
650    appdata_t *appdata = context->appdata;    appdata_t *appdata = context->appdata;
651    
   printf("destroy map window\n");  
   
652    /* save map parameters */    /* save map parameters */
653    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
654    gint zoom;    gint zoom;
# Line 455  static void on_window_destroy(GtkWidget Line 660  static void on_window_destroy(GtkWidget
660    context->appdata->map.pos.lat = lat;    context->appdata->map.pos.lat = lat;
661    context->appdata->map.pos.lon = lon;    context->appdata->map.pos.lon = lon;
662    
663      gint source;
664      g_object_get(map, "map-source", &source, NULL);
665      context->appdata->map.source = source;
666    
667  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
668    /* restore cur_view */    /* restore cur_view */
669    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
670  #endif  #endif
671    
672    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
673      gps_unregister_callback(appdata, context->cb_id);
674    
675    g_free(context);    g_free(context);
676    appdata->map.context = NULL;    appdata->map.context = NULL;
677  }  }
678    
679    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
680    /* get access to zoom buttons */
681    static void
682    on_window_realize(GtkWidget *widget, gpointer data) {
683      if (widget->window) {
684        unsigned char value = 1;
685        Atom hildon_zoom_key_atom =
686          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
687          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
688        Display *dpy =
689          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
690        Window w = GDK_WINDOW_XID(widget->window);
691    
692        XChangeProperty(dpy, w, hildon_zoom_key_atom,
693                        integer_atom, 8, PropModeReplace, &value, 1);
694      }
695    }
696    #endif
697    
698    /* on maemo a window is either on top or completely invisible. this */
699    /* means that we only need to update the map window if its raised.  */
700    /* on ordinary desktops this is different and we always update */
701    
702    static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
703                             gpointer data) {
704      printf("map got focus\n");
705      map_setup((map_context_t*)data);
706      return FALSE;
707    }
708    
709    void map_update(appdata_t *appdata) {
710      printf("map_update\n");
711    #ifndef USE_MAEMO
712      if(appdata->map.context)
713        map_setup(appdata->map.context);
714    #endif
715    }
716    
717    /* callback called by the gps layer whenever gps state changes */
718    static void
719    gps_callback(struct gps_state *state, gpointer data) {
720      printf("map: gps callback\n");
721    }
722    
723  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
724    map_context_t *context = NULL;    map_context_t *context = NULL;
725    
726    /* if the map window already exists, just raise it */    /* if the map window already exists, just raise it */
727    if(appdata->map.context) {    if(appdata->map.context) {
728        printf("using existing map!\n");
729      gtk_window_present(GTK_WINDOW(appdata->map.context->window));      gtk_window_present(GTK_WINDOW(appdata->map.context->window));
730        map_setup(appdata->map.context);
731      return;      return;
732    }    }
733    
734    context = appdata->map.context = g_new0(map_context_t, 1);    context = appdata->map.context = g_new0(map_context_t, 1);
735    context->appdata = appdata;    context->appdata = appdata;
736      context->map_complete = FALSE;
737      context->state = MAP_NONE;
738    
739    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    /* cleanup old (pre 0.8.7) path if it exists */
740      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
741      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
742        printf("old file path %s exists\n", old_path);
743        rmdir_recursive(old_path);
744      }
745    
746      /* It is recommanded that all applications share these same */
747      /* map path, so data is only cached once. The path should be: */
748      /* ~/.osm-gps-map on standard PC     (users home) */
749      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
750      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
751    #if !defined(USE_MAEMO)
752      char *p = getenv("HOME");
753      if(!p) p = "/tmp";
754      char *path = g_strdup_printf("%s/.osm-gps-map", p);
755    #else
756    #if MAEMO_VERSION_MAJOR == 5
757      char *path = g_strdup("/home/user/.osm-gps-map");
758    #else
759      char *path = g_strdup("/media/mmc2/osm-gps-map");
760    #endif
761    #endif
762    
   char *path = g_strdup_printf("%s/map/", appdata->image_path);  
763    const char *proxy = get_proxy_uri(appdata);    const char *proxy = get_proxy_uri(appdata);
764    
765      gint source = context->appdata->map.source;
766      if(!source) source = MAP_SOURCE;
767    
768    context->widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
769                   "map-source",               MAP_SOURCE,                   "map-source",               source,
770                   "tile-cache",               path,                   "tile-cache",               path,
771                   "auto-center",              FALSE,                   "auto-center",              FALSE,
772                   "record-trip-history",      FALSE,                   "record-trip-history",      FALSE,
# Line 494  void map(appdata_t *appdata) { Line 776  void map(appdata_t *appdata) {
776    
777    g_free(path);    g_free(path);
778    
779    char *name = NULL;    osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
 #ifdef USE_MAEMO  
   if(!appdata->cur_gpx) {  
 #endif  
     /* draw all geocaches */  
     gpx_t *gpx = appdata->gpx;  
     while(gpx) {  
       map_draw_cachelist(context->widget, gpx->cache);  
       gpx = gpx->next;  
     }  
     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);  
   }  
 #endif  
   
   char *title = g_strdup_printf(_("Map - %s"), name);  
   g_free(name);  
780    
781  #ifdef USE_MAEMO  #ifdef USE_MAEMO
782  #ifdef USE_STACKABLE_WINDOW    /* we don't use a stackable window here on fremantle, since */
783    context->window = hildon_stackable_window_new();    /* this leaves the main window independent from the map and */
784  #else    /* the user can e.g. still navigate the main menu */
785    context->window = hildon_window_new();    context->window = hildon_window_new();
786  #endif  
787    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
788      g_signal_connect(G_OBJECT(context->window), "realize",
789                       G_CALLBACK(on_window_realize), NULL);
790    #endif // MAEMO_VERSION
791  #else  #else
792    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
793  #endif  #endif
794    
   gtk_window_set_title(GTK_WINDOW(context->window), title);  
   
795  #ifndef USE_MAEMO  #ifndef USE_MAEMO
796    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
797  #endif  #endif
798    
799    g_free(title);    g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
800                       G_CALLBACK(on_focus_in), context);
801    
802    g_signal_connect(G_OBJECT(context->widget), "configure-event",    g_signal_connect(G_OBJECT(context->widget), "configure-event",
803                     G_CALLBACK(on_map_configure), context);                     G_CALLBACK(on_map_configure), context);
# Line 542  void map(appdata_t *appdata) { Line 808  void map(appdata_t *appdata) {
808    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
809                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
810    
   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(10, 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(11, 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(9, G_CALLBACK(cb_map_gps),  
                    context, _("Jump to GPS position"));  
   gtk_widget_set_sensitive(context->gps, FALSE);  
   
811    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
812    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
813    gtk_box_pack_start(GTK_BOX(vbox), context->gps, FALSE, FALSE, 0);    context->cb_id = gps_register_callback(appdata, gps_callback, context);
   
   gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);  
814    
815  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
816    /* prevent some of the main screen things */    /* prevent some of the main screen things */
# Line 576  void map(appdata_t *appdata) { Line 821  void map(appdata_t *appdata) {
821    g_signal_connect(G_OBJECT(context->window), "destroy",    g_signal_connect(G_OBJECT(context->window), "destroy",
822                     G_CALLBACK(on_window_destroy), context);                     G_CALLBACK(on_window_destroy), context);
823    
824    gtk_container_add(GTK_CONTAINER(context->window), hbox);    gtk_container_add(GTK_CONTAINER(context->window), context->widget);
825    gtk_widget_show_all(GTK_WIDGET(context->window));    gtk_widget_show_all(GTK_WIDGET(context->window));
826  }  }
Legend:
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  Added in v.149