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

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revision 142 by harbaum, Mon Oct 26 10:40:06 2009 UTC revision 161 by harbaum, Thu Nov 5 08:58:28 2009 UTC
# Line 22  Line 22 
22   * http://topo.geofabrik.de/trail/${z}/${x}/${y}.png   8-15   * http://topo.geofabrik.de/trail/${z}/${x}/${y}.png   8-15
23   */   */
24    
25    /*
26     * TODO:
27     * - draw caches only once
28     * - prefer duplicates from selected files
29     * - make semi-transparent caches selectable
30     */
31    
32  #include "gpxview.h"  #include "gpxview.h"
33  #include "converter.h"  #include "converter.h"
34  #include <math.h>    // for isnan  #include <math.h>    // for isnan
# Line 48  static const char *get_proxy_uri(appdata Line 55  static const char *get_proxy_uri(appdata
55    /* use environment settings if preset */    /* use environment settings if preset */
56    const char *proxy = g_getenv("http_proxy");    const char *proxy = g_getenv("http_proxy");
57    if(proxy) {    if(proxy) {
58      printf("http_proxy: %s\n", proxy);      printf("map http proxy from env: %s\n", proxy);
59      return proxy;      return proxy;
60    }    }
61    
# Line 69  static const char *get_proxy_uri(appdata Line 76  static const char *get_proxy_uri(appdata
76    
77        snprintf(proxy_buffer, sizeof(proxy_buffer),        snprintf(proxy_buffer, sizeof(proxy_buffer),
78                 "http://%s:%u", host, port);                 "http://%s:%u", host, port);
79          printf("map http proxy from gconf: %s\n ", proxy_buffer);
80    
81        g_free(host);        g_free(host);
82      }      }
# Line 80  static const char *get_proxy_uri(appdata Line 88  static const char *get_proxy_uri(appdata
88    
89  static void  static void
90  cb_map_gps(osd_button_t but, map_context_t *context) {  cb_map_gps(osd_button_t but, map_context_t *context) {
91    
92    if(but == OSD_GPS) {    if(but == OSD_GPS) {
93      pos_t *refpos = get_pos(context->appdata);      pos_t *refpos = get_pos(context->appdata);
94      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
# Line 108  static int dist2pixel(map_context_t *con Line 117  static int dist2pixel(map_context_t *con
117    
118  static gboolean map_gps_update(gpointer data) {  static gboolean map_gps_update(gpointer data) {
119    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
120      static gboolean goto_is_enabled = FALSE;
121    
122    /* get reference position ... */    /* get reference position ... */
123    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
124    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
125    
126    /* ... and enable "goto" button if it's valid */    /* ... and enable "goto" button if it's valid */
127    osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),    if(ok != goto_is_enabled) {
128                   OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);      osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
129                    OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
130        goto_is_enabled = ok;
131      }
132    
133    if(ok) {    if(ok) {
134      float heading = NAN;      float heading = NAN;
# Line 130  static gboolean map_gps_update(gpointer Line 143  static gboolean map_gps_update(gpointer
143          radius = dist2pixel(context, eph/1000, refpos->lat);          radius = dist2pixel(context, eph/1000, refpos->lat);
144      }      }
145    
146        /* TODO: in order to save energy: only draw if state actually changed */
147    
148      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
149      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
150                           refpos->lat, refpos->lon, heading);                           refpos->lat, refpos->lon, heading);
# Line 139  static gboolean map_gps_update(gpointer Line 154  static gboolean map_gps_update(gpointer
154    return TRUE;    return TRUE;
155  }  }
156    
157    static void map_draw_cache(GtkWidget *map, cache_t *cache, gboolean semi) {
158      GdkPixbuf *icon = icon_get(semi?ICON_CACHE_TYPE_SEMI:ICON_CACHE_TYPE,
159                                 cache->type);
160    
161      /* check if there's also an overwritten coordinate */
162      if(cache->notes && cache->notes->override) {
163        GdkPixbuf *over = icon_get(ICON_MISC, 1);
164    
165        osm_gps_map_add_image(OSM_GPS_MAP(map),
166              cache->notes->pos.lat, cache->notes->pos.lon, icon);
167    
168        osm_gps_map_add_image(OSM_GPS_MAP(map),
169              cache->notes->pos.lat, cache->notes->pos.lon, over);
170      } else {
171        if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon))
172          osm_gps_map_add_image(OSM_GPS_MAP(map),
173                                cache->pos.lat, cache->pos.lon, icon);
174      }
175    }
176    
177    static void map_draw_gpx(appdata_t *appdata, cache_display_t *caches,
178                             GtkWidget *map, gpx_t *gpx,
179                             cache_t *nav, gboolean semi) {
180      if(!gpx->notes_loaded) {
181        notes_load_all(appdata, gpx);
182        gpx->notes_loaded = TRUE;
183      }
184    
185      cache_t *cache = gpx->cache;
186      while(cache) {
187        /* search if we have that cache already in our list/displayed */
188        int i=0;
189        while(caches[i].id && (strcmp(caches[i].id, cache->id) != 0))
190          i++;
191    
192        if(!caches[i].id) {
193          /* if nav is given draw all other caches semitransparent. */
194          /* if nav is not given do what semi sais */
195          map_draw_cache(map, cache, nav?(cache != nav):semi);
196          caches[i].id = cache->id;
197        }
198    
199        cache = cache->next;
200      }
201    }
202    
203    /* draw geocaches and set window title */
204    static void map_setup(map_context_t *context) {
205      char *name = NULL;
206    
207      int cache_num = gpx_total_caches_global(context->appdata->gpx);
208    
209      if(context->caches_displayed && (cache_num != context->cache_list_len)) {
210        //    printf("re-alloc because %p %d/%d\n", context->caches_displayed,
211        //     cache_num, context->cache_list_len);
212        g_free(context->caches_displayed);
213        context->caches_displayed = NULL;
214        context->cache_list_len = 0;
215      }
216    
217      /* allocate buffer */
218      if(cache_num && !context->caches_displayed) {
219        context->cache_list_len = cache_num;
220        context->caches_displayed = g_new0(cache_display_t, cache_num+1);
221        printf("allocated space to handle %d map icons\n", cache_num);
222      }
223    
224      if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
225        if(context->state != MAP_ALL) {
226          printf("map_setup(ALL)\n");
227    
228    #ifdef OSD_NAV
229          /* no navigation in this mode */
230          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
231    #endif
232    
233          /* clear all existing cache images */
234          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
235          memset(context->caches_displayed, 0,
236                 (cache_num+1) * sizeof(cache_display_t));
237    
238          /* draw all geocaches and none is semi-transparent */
239          gpx_t *gpx = context->appdata->gpx;
240          while(gpx) {
241            map_draw_gpx(context->appdata, context->caches_displayed,
242                         context->widget, gpx, NULL, FALSE);
243            gpx = gpx->next;
244          }
245    
246          {
247            int i=0;
248            while(context->caches_displayed[i].id) i++;
249            printf("number of caches actually displayed: %d\n", i);
250          }
251    
252          name = g_strdup(_("all"));
253          context->state = MAP_ALL;
254        }
255      } else if(!context->appdata->cur_cache) {
256        if(context->state != MAP_GPX) {
257          printf("map_setup(GPX)\n");
258    
259    #ifdef OSD_NAV
260          /* no navigation in this mode */
261          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
262    #endif
263    
264          /* clear all existing ccahe images */
265          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
266          memset(context->caches_displayed, 0,
267                 (cache_num+1) * sizeof(cache_display_t));
268    
269          /* draw all geocaches and all other gpx files are semi-transparent */
270          map_draw_gpx(context->appdata, context->caches_displayed,
271                       context->widget, context->appdata->cur_gpx, NULL, FALSE);
272    
273          gpx_t *gpx = context->appdata->gpx;
274          while(gpx) {
275            if(gpx != context->appdata->cur_gpx)
276              map_draw_gpx(context->appdata, context->caches_displayed,
277                           context->widget, gpx, NULL, TRUE);
278    
279            gpx = gpx->next;
280          }
281    
282          name = g_strdup(context->appdata->cur_gpx->name);
283          context->state = MAP_GPX;
284        }
285      } else {
286        cache_t *cache = context->appdata->cur_cache;
287    
288        printf("map_setup(CACHE)\n");
289    
290        /* no balloons in this mode */
291        context->balloon = NULL;
292        osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
293    
294        /* clear all existing ccahe images */
295        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
296        memset(context->caches_displayed, 0,
297               (cache_num+1) * sizeof(cache_display_t));
298    
299        /* draw all geocaches and all but selected one are semi-transparent */
300        gpx_t *gpx = context->appdata->gpx;
301        while(gpx) {
302          map_draw_gpx(context->appdata, context->caches_displayed,
303                       context->widget, gpx, cache, FALSE);
304          gpx = gpx->next;
305        }
306    
307        name = g_strdup(cache->name);
308        context->state = MAP_CACHE;
309    
310        /* navigation in this mode! */
311        pos_t cpos = gpx_cache_pos(cache);
312    
313    #ifdef OSD_NAV
314        osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),
315                                  context->appdata->imperial,
316                                  cpos.lat, cpos.lon, cache->name);
317    #else
318    #warning OSD_NAV not defined!
319    #endif
320      }
321    
322      if(name) {
323        char *title = g_strdup_printf(_("Map - %s"), name);
324        g_free(name);
325    
326        gtk_window_set_title(GTK_WINDOW(context->window), title);
327    
328        g_free(title);
329      } else
330        printf("map_setup(keep)\n");
331    }
332    
333  static gboolean on_map_configure(GtkWidget *widget,  static gboolean on_map_configure(GtkWidget *widget,
334                                   GdkEventConfigure *event,                                   GdkEventConfigure *event,
335                                   map_context_t *context) {                                   map_context_t *context) {
336    
337    if(!context->map_complete) {    /* for some reason there's a configure event with 1/1 */
338      /* on diablo. We just ignore this! */
339    
340      printf("on_map_configure %d %d\n",
341             widget->allocation.width,
342             widget->allocation.height);
343    
344      if(!context->map_complete &&
345         (widget->allocation.width > 100) &&
346         (widget->allocation.height > 100)) {
347    
348        /* setup cache state */
349        map_setup(context);
350    
351      /* set default values if they are invalid */      /* set default values if they are invalid */
352      if(!context->appdata->map.zoom ||      if(!context->appdata->map.zoom ||
# Line 153  static gboolean on_map_configure(GtkWidg Line 356  static gboolean on_map_configure(GtkWidg
356    
357        pos_t *refpos = get_pos(context->appdata);        pos_t *refpos = get_pos(context->appdata);
358        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
359            printf("use refpos\n");
360    
361          /* use gps position if present */          /* use gps position if present */
362          context->appdata->map.pos = *refpos;          context->appdata->map.pos = *refpos;
363          context->appdata->map.zoom = GPS_DEFAULT_ZOOM;          context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
364        } else {        } else {
365            printf("use zero pos\n");
366    
367          /* use world map otherwise */          /* use world map otherwise */
368          context->appdata->map.pos.lat = 0.0;          context->appdata->map.pos.lat = 0.0;
369          context->appdata->map.pos.lon = 0.0;          context->appdata->map.pos.lon = 0.0;
# Line 165  static gboolean on_map_configure(GtkWidg Line 372  static gboolean on_map_configure(GtkWidg
372      }      }
373    
374      /* jump to initial position */      /* jump to initial position */
375        printf("osm_gps_map_set_mapcenter(%f,%f,%d)\n",
376               context->appdata->map.pos.lat,
377               context->appdata->map.pos.lon,
378               context->appdata->map.zoom);
379    
380      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
381                                context->appdata->map.pos.lat,                                context->appdata->map.pos.lat,
382                                context->appdata->map.pos.lon,                                context->appdata->map.pos.lon,
# Line 175  static gboolean on_map_configure(GtkWidg Line 387  static gboolean on_map_configure(GtkWidg
387    return FALSE;    return FALSE;
388  }  }
389    
 static void map_draw_cache(GtkWidget *map, cache_t *cache) {  
   GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);  
   
   /* check if there's also an overwritten coordinate */  
   if(cache->notes && cache->notes->override) {  
     GdkPixbuf *over = icon_get(ICON_MISC, 1);  
   
     osm_gps_map_add_image(OSM_GPS_MAP(map),  
           cache->notes->pos.lat, cache->notes->pos.lon, icon);  
   
     osm_gps_map_add_image(OSM_GPS_MAP(map),  
           cache->notes->pos.lat, cache->notes->pos.lon, over);  
   } else  
     osm_gps_map_add_image(OSM_GPS_MAP(map),  
                           cache->pos.lat, cache->pos.lon, icon);  
   
 }  
   
 static void map_draw_gpx(appdata_t *appdata, GtkWidget *map, gpx_t *gpx) {  
   if(!gpx->notes_loaded) {  
     notes_load_all(appdata, gpx);  
     gpx->notes_loaded = TRUE;  
   }  
   
   cache_t *cache = gpx->cache;  
   while(cache) {  
     map_draw_cache(map, cache);  
     cache = cache->next;  
   }  
 }  
   
390  static void  static void
391  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
392                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
393    
394    while(cache) {    while(cache) {
395      pos_t cpos = gpx_cache_pos(cache);      pos_t cpos = gpx_cache_pos(cache);
396    
# Line 258  pos_t coord2pos(coord_t coo) { Line 440  pos_t coord2pos(coord_t coo) {
440  static gboolean  static gboolean
441  on_map_button_press_event(GtkWidget *widget,  on_map_button_press_event(GtkWidget *widget,
442                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
443    
444    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
445    
446    /* check if we actually clicked parts of the OSD */    /* check if we actually clicked parts of the OSD */
447    if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)    if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
448      return FALSE;      return FALSE;
449    
450    /* got a press event without release event? eat it! */    /* got a press event without release event? eat it! */
# Line 296  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf Line 479  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf
479                                 gdk_pixbuf_get_height(buf));                                 gdk_pixbuf_get_height(buf));
480    
481    // Create the new Context for the ImageSurface    // Create the new Context for the ImageSurface
482      g_assert(image_surface);
483    cairo_t *context = cairo_create(image_surface);    cairo_t *context = cairo_create(image_surface);
484    
485    // Draw the image on the new Context    // Draw the image on the new Context
# Line 316  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf Line 500  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf
500    
501  static void  static void
502  balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {  balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
503      printf("balloon event: ");
504    
505    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
506    cache_t *cache = context->balloon;    cache_t *cache = context->balloon;
507    
   printf("balloon event: ");  
   
508    if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {    if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
509      printf("draw\n");      printf("draw\n");
510    
# Line 537  on_map_button_release_event(GtkWidget *w Line 721  on_map_button_release_event(GtkWidget *w
721  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
722    appdata_t *appdata = context->appdata;    appdata_t *appdata = context->appdata;
723    
   printf("destroy map window\n");  
   
724    /* save map parameters */    /* save map parameters */
725    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
726    gint zoom;    gint zoom;
# Line 560  static void on_window_destroy(GtkWidget Line 742  static void on_window_destroy(GtkWidget
742  #endif  #endif
743    
744    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
745      gps_unregister_callback(appdata, context->cb_id);
746    
747      if(context->caches_displayed) {
748        g_free(context->caches_displayed);
749        context->caches_displayed = NULL;
750      }
751    
752    g_free(context);    g_free(context);
753    appdata->map.context = NULL;    appdata->map.context = NULL;
# Line 584  on_window_realize(GtkWidget *widget, gpo Line 772  on_window_realize(GtkWidget *widget, gpo
772  }  }
773  #endif  #endif
774    
775  /* draw geocaches and set window title */  /* on maemo a window is either on top or completely invisible. this */
776  static void map_setup(map_context_t *context) {  /* means that we only need to update the map window if its raised.  */
777    char *name = NULL;  /* on ordinary desktops this is different and we always update */
   
   if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {  
     if(context->state != MAP_ALL) {  
       printf("map_setp(ALL)\n");  
   
       /* no navigation in this mode */  
       osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));  
   
       /* clear all existing ccahe images */  
       osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));  
   
       /* draw all geocaches */  
       gpx_t *gpx = context->appdata->gpx;  
       while(gpx) {  
         map_draw_gpx(context->appdata, context->widget, gpx);  
         gpx = gpx->next;  
       }  
       name = g_strdup(_("all"));  
       context->state = MAP_ALL;  
     }  
   } else if(!context->appdata->cur_cache) {  
     if(context->state != MAP_GPX) {  
       printf("map_setp(GPX)\n");  
   
       /* no navigation in this mode */  
       osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));  
   
       /* clear all existing ccahe images */  
       osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));  
   
       map_draw_gpx(context->appdata, context->widget,  
                    context->appdata->cur_gpx);  
       name = g_strdup(context->appdata->cur_gpx->name);  
       context->state = MAP_GPX;  
     }  
   } else {  
     cache_t *cache = context->appdata->cur_cache;  
   
     printf("map_setp(CACHE)\n");  
   
     /* no balloons in this mode */  
     context->balloon = NULL;  
     osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));  
   
     /* clear all existing ccahe images */  
     osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));  
   
     map_draw_cache(context->widget, cache);  
     name = g_strdup(cache->name);  
     context->state = MAP_CACHE;  
   
     /* navigation in this mode! */  
     pos_t cpos = gpx_cache_pos(cache);  
     osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),  
                               context->appdata->imperial,  
                               cpos.lat, cpos.lon, cache->name);  
   }  
778    
   if(name) {  
     char *title = g_strdup_printf("%s - %s", _("Map"), name);  
     g_free(name);  
   
     gtk_window_set_title(GTK_WINDOW(context->window), title);  
   
     g_free(title);  
   } else  
     printf("map_setup(keep)\n");  
 }  
   
 /* on maemo a window is either on top or completely invisible. this means that */  
 /* we only need to update the map window if its raised. on ordinary desktops this */  
 /* is different and we always update */  
779  static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,  static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
780                           gpointer data) {                           gpointer data) {
781    printf("map got focus\n");    printf("map got focus\n");
# Line 667  static gboolean on_focus_in(GtkWidget *w Line 784  static gboolean on_focus_in(GtkWidget *w
784  }  }
785    
786  void map_update(appdata_t *appdata) {  void map_update(appdata_t *appdata) {
787      printf("map_update\n");
788  #ifndef USE_MAEMO  #ifndef USE_MAEMO
789    if(appdata->map.context)    if(appdata->map.context)
790      map_setup(appdata->map.context);      map_setup(appdata->map.context);
791  #endif  #endif
792  }  }
793    
794    /* callback called by the gps layer whenever gps state changes */
795    static void
796    gps_callback(struct gps_state *state, gpointer data) {
797      printf("map: gps callback\n");
798    }
799    
800  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
801    map_context_t *context = NULL;    map_context_t *context = NULL;
802    
# Line 745  void map(appdata_t *appdata) { Line 869  void map(appdata_t *appdata) {
869    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
870  #endif  #endif
871    
   /* setup cache state */  
   map_setup(context);  
   
872  #ifndef USE_MAEMO  #ifndef USE_MAEMO
873    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
874  #endif  #endif
# Line 766  void map(appdata_t *appdata) { Line 887  void map(appdata_t *appdata) {
887    
888    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
889    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
890      context->cb_id = gps_register_callback(appdata, gps_callback, context);
891    
892  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
893    /* prevent some of the main screen things */    /* prevent some of the main screen things */
Legend:
Removed from v.142  
changed lines
  Added in v.161