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

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revision 63 by harbaum, Wed Aug 19 12:35:25 2009 UTC revision 155 by harbaum, Tue Nov 3 08:38:23 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    /*
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
35    
36  #ifdef ENABLE_OSM_GPS_MAP  #ifdef ENABLE_OSM_GPS_MAP
37  #include "osm-gps-map.h"  #include "osm-gps-map.h"
38    #include "osm-gps-map-osd-classic.h"
39    #endif
40    
41    #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
42    #include <gdk/gdkx.h>
43    #include <X11/Xatom.h>
44  #endif  #endif
45    
46  #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENSTREETMAP  /* default values */
47    #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
48  #define GPS_DEFAULT_ZOOM 13  #define GPS_DEFAULT_ZOOM 13
49    
50  #define PROXY_KEY  "/system/http_proxy/"  #define PROXY_KEY  "/system/http_proxy/"
# Line 66  static const char *get_proxy_uri(appdata Line 85  static const char *get_proxy_uri(appdata
85    return NULL;    return NULL;
86  }  }
87    
88  /* TODO: This needs to be wired to the GPS button in osm_gps_map */  static void
89  #if 0  cb_map_gps(osd_button_t but, map_context_t *context) {
 static gboolean  
 cb_map_gps(GtkButton *button, map_context_t *context) {  
   pos_t *refpos = get_pos(context->appdata);  
   if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {  
     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),  
                       refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);  
   } else {  
     /* no coordinates given: display the entire world */  
     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),  
                               0.0, 0.0, 1);  
   }  
90    
91    return FALSE;    if(but == OSD_GPS) {
92        pos_t *refpos = get_pos(context->appdata);
93        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
94          gint zoom;
95          g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
96          if(zoom < 10)
97            osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
98                                      refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
99          else
100            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
101                                   refpos->lat, refpos->lon);
102    
103          /* re-enable centering */
104          g_object_set(context->widget, "auto-center", TRUE, NULL);
105        } else {
106          /* no coordinates given: display the entire world */
107          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
108                                    0.0, 0.0, 1);
109        }
110      }
111  }  }
 #endif  
112    
113  static int dist2pixel(map_context_t *context, float km, float lat) {  static int dist2pixel(map_context_t *context, float km, float lat) {
114    return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget));    return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget));
# Line 90  static int dist2pixel(map_context_t *con Line 116  static int dist2pixel(map_context_t *con
116    
117  static gboolean map_gps_update(gpointer data) {  static gboolean map_gps_update(gpointer data) {
118    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
119      static gboolean goto_is_enabled = FALSE;
120    
121    /* get reference position ... */    /* get reference position ... */
122    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
123    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
124    
125    /* ... and enable "goto" button if it's valid */    /* ... and enable "goto" button if it's valid */
126    /* TODO: gtk_widget_set_sensitive(context->gps, ok); */    if(ok != goto_is_enabled) {
127        osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
128                    OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
129        goto_is_enabled = ok;
130      }
131    
132    if(ok) {    if(ok) {
133      float heading = NAN;      float heading = NAN;
# Line 111  static gboolean map_gps_update(gpointer Line 142  static gboolean map_gps_update(gpointer
142          radius = dist2pixel(context, eph/1000, refpos->lat);          radius = dist2pixel(context, eph/1000, refpos->lat);
143      }      }
144    
145        /* TODO: in order to save energy: only draw if state actually changed */
146    
147      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
148      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
149                           refpos->lat, refpos->lon, heading);                           refpos->lat, refpos->lon, heading);
# Line 120  static gboolean map_gps_update(gpointer Line 153  static gboolean map_gps_update(gpointer
153    return TRUE;    return TRUE;
154  }  }
155    
156  static gboolean on_map_configure(GtkWidget *widget,  static void map_draw_cache(GtkWidget *map, cache_t *cache, gboolean semi) {
157                                   GdkEventConfigure *event,    GdkPixbuf *icon = icon_get(semi?ICON_CACHE_TYPE_SEMI:ICON_CACHE_TYPE,
158                                   map_context_t *context) {                               cache->type);
159    
160      /* check if there's also an overwritten coordinate */
161      if(cache->notes && cache->notes->override) {
162        GdkPixbuf *over = icon_get(ICON_MISC, 1);
163    
164        osm_gps_map_add_image(OSM_GPS_MAP(map),
165              cache->notes->pos.lat, cache->notes->pos.lon, icon);
166    
167        osm_gps_map_add_image(OSM_GPS_MAP(map),
168              cache->notes->pos.lat, cache->notes->pos.lon, over);
169      } else {
170        if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon))
171          osm_gps_map_add_image(OSM_GPS_MAP(map),
172                                cache->pos.lat, cache->pos.lon, icon);
173      }
174    }
175    
176    static void map_draw_gpx(appdata_t *appdata, cache_display_t *caches,
177                             GtkWidget *map, gpx_t *gpx,
178                             cache_t *nav, gboolean semi) {
179      if(!gpx->notes_loaded) {
180        notes_load_all(appdata, gpx);
181        gpx->notes_loaded = TRUE;
182      }
183    
184      cache_t *cache = gpx->cache;
185      while(cache) {
186        /* search if we have that cache already in our list/displayed */
187        int i=0;
188        while(caches[i].id && (strcmp(caches[i].id, cache->id) != 0))
189          i++;
190    
191        if(!caches[i].id) {
192          /* if nav is given draw all other caches semitransparent. */
193          /* if nav is not given do what semi sais */
194          map_draw_cache(map, cache, nav?(cache != nav):semi);
195          caches[i].id = cache->id;
196        }
197    
198        cache = cache->next;
199      }
200    }
201    
202    /* draw geocaches and set window title */
203    static void map_setup(map_context_t *context) {
204      char *name = NULL;
205    
206      int cache_num = gpx_total_caches_global(context->appdata->gpx);
207    
208      if(context->caches_displayed && (cache_num != context->cache_list_len)) {
209        //    printf("re-alloc because %p %d/%d\n", context->caches_displayed,
210        //     cache_num, context->cache_list_len);
211        g_free(context->caches_displayed);
212        context->caches_displayed = NULL;
213        context->cache_list_len = 0;
214      }
215    
216      /* allocate buffer */
217      if(cache_num && !context->caches_displayed) {
218        context->cache_list_len = cache_num;
219        context->caches_displayed = g_new0(cache_display_t, cache_num+1);
220        printf("allocated space to handle %d map icons\n", cache_num);
221      }
222    
223      if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
224        if(context->state != MAP_ALL) {
225          printf("map_setup(ALL)\n");
226    
227    #ifdef OSD_NAV
228          /* no navigation in this mode */
229          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
230    #endif
231    
232          /* clear all existing cache images */
233          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
234          memset(context->caches_displayed, 0,
235                 (cache_num+1) * sizeof(cache_display_t));
236    
237          /* draw all geocaches and none is semi-transparent */
238          gpx_t *gpx = context->appdata->gpx;
239          while(gpx) {
240            map_draw_gpx(context->appdata, context->caches_displayed,
241                         context->widget, gpx, NULL, FALSE);
242            gpx = gpx->next;
243          }
244    
245          {
246            int i=0;
247            while(context->caches_displayed[i].id) i++;
248            printf("number of caches actually displayed: %d\n", i);
249          }
250    
251    /* set default values if they are invalid */        name = g_strdup(_("all"));
252    if(!context->appdata->map.zoom ||        context->state = MAP_ALL;
253       isnan(context->appdata->map.pos.lat) ||      }
254       isnan(context->appdata->map.pos.lon)) {    } else if(!context->appdata->cur_cache) {
255      printf("no valid map position found\n");      if(context->state != MAP_GPX) {
256          printf("map_setup(GPX)\n");
257    
258    #ifdef OSD_NAV
259          /* no navigation in this mode */
260          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
261    #endif
262    
263          /* clear all existing ccahe images */
264          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
265          memset(context->caches_displayed, 0,
266                 (cache_num+1) * sizeof(cache_display_t));
267    
268          /* draw all geocaches and all other gpx files are semi-transparent */
269          map_draw_gpx(context->appdata, context->caches_displayed,
270                       context->widget, context->appdata->cur_gpx, NULL, FALSE);
271    
272          gpx_t *gpx = context->appdata->gpx;
273          while(gpx) {
274            if(gpx != context->appdata->cur_gpx)
275              map_draw_gpx(context->appdata, context->caches_displayed,
276                           context->widget, gpx, NULL, TRUE);
277    
278            gpx = gpx->next;
279          }
280    
281          name = g_strdup(context->appdata->cur_gpx->name);
282          context->state = MAP_GPX;
283        }
284      } else {
285        cache_t *cache = context->appdata->cur_cache;
286    
287      pos_t *refpos = get_pos(context->appdata);      printf("map_setup(CACHE)\n");
288      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {  
289        /* use gps position if present */      /* no balloons in this mode */
290        context->appdata->map.pos = *refpos;      context->balloon = NULL;
291        context->appdata->map.zoom = GPS_DEFAULT_ZOOM;      osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
292      } else {  
293        /* use world map otherwise */      /* clear all existing ccahe images */
294        context->appdata->map.pos.lat = 0.0;      osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
295        context->appdata->map.pos.lon = 0.0;      memset(context->caches_displayed, 0,
296        context->appdata->map.zoom = 1;             (cache_num+1) * sizeof(cache_display_t));
297    
298        /* draw all geocaches and all but selected one are semi-transparent */
299        gpx_t *gpx = context->appdata->gpx;
300        while(gpx) {
301          map_draw_gpx(context->appdata, context->caches_displayed,
302                       context->widget, gpx, cache, FALSE);
303          gpx = gpx->next;
304      }      }
305    
306        name = g_strdup(cache->name);
307        context->state = MAP_CACHE;
308    
309        /* navigation in this mode! */
310        pos_t cpos = gpx_cache_pos(cache);
311    
312    #ifdef OSD_NAV
313        osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),
314                                  context->appdata->imperial,
315                                  cpos.lat, cpos.lon, cache->name);
316    #else
317    #warning OSD_NAV not defined!
318    #endif
319    }    }
320    
321    /* jump to initial position */    if(name) {
322    osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),      char *title = g_strdup_printf(_("Map - %s"), name);
323                              context->appdata->map.pos.lat,      g_free(name);
                             context->appdata->map.pos.lon,  
                             context->appdata->map.zoom);  
   
   return FALSE;  
 }  
324    
325  static void map_draw_cachelist(GtkWidget *map, cache_t *cache) {      gtk_window_set_title(GTK_WINDOW(context->window), title);
   while(cache) {  
     GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);  
326    
327      osm_gps_map_add_image(OSM_GPS_MAP(map),      g_free(title);
328                            cache->pos.lat, cache->pos.lon, icon);    } else
329        printf("map_setup(keep)\n");
330    }
331    
332      cache = cache->next;  static gboolean on_map_configure(GtkWidget *widget,
333                                     GdkEventConfigure *event,
334                                     map_context_t *context) {
335    
336      /* for some reason there's a configure event with 1/1 */
337      /* on diablo. We just ignore this! */
338    
339      printf("on_map_configure %d %d\n",
340             widget->allocation.width,
341             widget->allocation.height);
342    
343      if(!context->map_complete &&
344         (widget->allocation.width > 100) &&
345         (widget->allocation.height > 100)) {
346    
347        /* setup cache state */
348        map_setup(context);
349    
350        /* set default values if they are invalid */
351        if(!context->appdata->map.zoom ||
352           isnan(context->appdata->map.pos.lat) ||
353           isnan(context->appdata->map.pos.lon)) {
354          printf("no valid map position found\n");
355    
356          pos_t *refpos = get_pos(context->appdata);
357          if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
358            printf("use refpos\n");
359    
360            /* use gps position if present */
361            context->appdata->map.pos = *refpos;
362            context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
363          } else {
364            printf("use zero pos\n");
365    
366            /* use world map otherwise */
367            context->appdata->map.pos.lat = 0.0;
368            context->appdata->map.pos.lon = 0.0;
369            context->appdata->map.zoom = 1;
370          }
371        }
372    
373        /* jump to initial position */
374        printf("osm_gps_map_set_mapcenter(%f,%f,%d)\n",
375               context->appdata->map.pos.lat,
376               context->appdata->map.pos.lon,
377               context->appdata->map.zoom);
378    
379        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
380                                  context->appdata->map.pos.lat,
381                                  context->appdata->map.pos.lon,
382                                  context->appdata->map.zoom);
383        context->map_complete = TRUE;
384    }    }
385    
386      return FALSE;
387  }  }
388    
389  static void  static void
390  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
391                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
392    
393    while(cache) {    while(cache) {
394        pos_t cpos = gpx_cache_pos(cache);
395    
396      float dist =      float dist =
397        pow(cache->pos.lat - pos->lat, 2) +        pow(cpos.lat - pos->lat, 2) +
398        pow(cache->pos.lon - pos->lon, 2);        pow(cpos.lon - pos->lon, 2);
399    
400      if(!(dist > *distance)) {      if(!(dist > *distance)) {
401        *result = cache;        *result = cache;
# Line 184  static cache_t *map_closest(map_context_ Line 410  static cache_t *map_closest(map_context_
410    cache_t *result = NULL;    cache_t *result = NULL;
411    float distance = NAN;    float distance = NAN;
412    
413  #ifdef USE_MAEMO    if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
   if(!context->appdata->cur_gpx) {  
 #endif  
414      /* search all geocaches */      /* search all geocaches */
415      gpx_t *gpx = context->appdata->gpx;      gpx_t *gpx = context->appdata->gpx;
416      while(gpx) {      while(gpx) {
417        map_cachelist_nearest(gpx->cache, pos, &result, &distance);        map_cachelist_nearest(gpx->cache, pos, &result, &distance);
418        gpx = gpx->next;        gpx = gpx->next;
419      }      }
420  #ifdef USE_MAEMO    } else if(context->appdata->cur_gpx) {
   } else {  
421      map_cachelist_nearest(context->appdata->cur_gpx->cache,      map_cachelist_nearest(context->appdata->cur_gpx->cache,
422                            pos, &result, &distance);                            pos, &result, &distance);
423    }    } else
424  #endif      result = context->appdata->cur_gpx->cache;
425    
426    return result;    return result;
427  }  }
# Line 216  pos_t coord2pos(coord_t coo) { Line 439  pos_t coord2pos(coord_t coo) {
439  static gboolean  static gboolean
440  on_map_button_press_event(GtkWidget *widget,  on_map_button_press_event(GtkWidget *widget,
441                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
442    
443    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
444    
445      /* check if we actually clicked parts of the OSD */
446      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
447        return FALSE;
448    
449    /* got a press event without release event? eat it! */    /* got a press event without release event? eat it! */
450    if(context->press_on != NULL) {    if(context->press_on != NULL) {
451      printf("PRESS: already\n");      printf("PRESS: already\n");
452      return TRUE;      return FALSE;
453    }    }
454    
455    pos_t pos =    pos_t pos =
# Line 229  on_map_button_press_event(GtkWidget *wid Line 457  on_map_button_press_event(GtkWidget *wid
457    
458    cache_t *nearest = map_closest(context, &pos);    cache_t *nearest = map_closest(context, &pos);
459    if(nearest) {    if(nearest) {
460      float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);      pos_t cpos = gpx_cache_pos(nearest);
461      if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
462        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
463        if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ)
464        context->press_on = nearest;        context->press_on = nearest;
465    }    }
466    
# Line 248  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf Line 478  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf
478                                 gdk_pixbuf_get_height(buf));                                 gdk_pixbuf_get_height(buf));
479    
480    // Create the new Context for the ImageSurface    // Create the new Context for the ImageSurface
481      g_assert(image_surface);
482    cairo_t *context = cairo_create(image_surface);    cairo_t *context = cairo_create(image_surface);
483    
484    // Draw the image on the new Context    // Draw the image on the new Context
# Line 260  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf Line 491  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf
491    cairo_paint(cr);    cairo_paint(cr);
492  }  }
493    
494    #ifndef BIG_BALLOONS
495  #define LINE_SKIP  7  #define LINE_SKIP  7
496    #else
497    #define LINE_SKIP  12
498    #endif
499    
500  static void  static void
501  balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) {  balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
502    cache_t *cache = (cache_t*)data;    printf("balloon event: ");
   
   //  printf("draw cb for \"%s\"\n", cache->name);  
   
 #if 0  
   /* draw pink background to check clipping */  
   cairo_rectangle (cr, rect->x-20, rect->y-20, rect->w+40, rect->h+40);  
   cairo_set_source_rgba (cr, 1, 0, 0, 0.3);  
   cairo_fill_preserve (cr);  
   cairo_set_line_width (cr, 0);  
   cairo_stroke (cr);  
 #endif  
   
   /* leave a little border top and left */  
   gint x = rect->x, y = rect->y;  
   
   /* draw the cache type icon ... */  
   GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);  
   cairo_draw_pixbuf(cr, icon, x, y);  
   
   /* ... and right of it the waypoint id */  
   cairo_text_extents_t extents;  
   
   if(cache->id) {  
     cairo_select_font_face (cr, "Sans",  
                             CAIRO_FONT_SLANT_NORMAL,  
                             CAIRO_FONT_WEIGHT_BOLD);  
   
     cairo_set_font_size (cr, 20.0);  
     cairo_text_extents (cr, cache->id, &extents);  
   
     /* display id right of icon vertically centered */  
     x += gdk_pixbuf_get_width(icon) + 5;  
     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;  
     cairo_move_to (cr, x, y);  
     cairo_set_source_rgba (cr, 0, 0, 0, 1);  
     cairo_show_text (cr, cache->id);  
     cairo_stroke (cr);  
503    
504      y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;    map_context_t *context = (map_context_t*)data;
505    } else    cache_t *cache = context->balloon;
     y += gdk_pixbuf_get_height(icon);  
   
   /* return to the left border and below icon/text */  
   x = rect->x;  
506    
507    /* everything from here uses the same font */    if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
508    cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,      printf("draw\n");
                           CAIRO_FONT_WEIGHT_NORMAL);  
   cairo_set_font_size (cr, 14.0);  
   
   if(cache->name) {  
     /* draw cache name */  
     cairo_text_extents (cr, cache->name, &extents);  
     y += extents.height;  
     cairo_move_to (cr, x, y);  
     cairo_set_source_rgba (cr, 0, 0, 0, 1);  
     cairo_show_text (cr, cache->name);  
     cairo_stroke (cr);  
   
     /* return to the left border and below text */  
     y += LINE_SKIP;  
     x = rect->x;  
   }  
   
   if(cache->terrain) {  
     /* draw cache rating */  
     const char *terrain = "Terrain:";  
     icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));  
     cairo_text_extents (cr, _(terrain), &extents);  
     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;  
   
     /* draw "Terrain:" string */  
     cairo_move_to (cr, x, y);  
     cairo_set_source_rgba (cr, 0, 0, 0, 1);  
     cairo_show_text (cr, _(terrain));  
     cairo_stroke (cr);  
     x += extents.width + 2;  
   
     /* draw terrain stars */  
     cairo_draw_pixbuf(cr, icon, x, y -  
                       (gdk_pixbuf_get_height(icon) + extents.height)/2);  
509    
510      x += gdk_pixbuf_get_width(icon) + LINE_SKIP;  #if 0
511        /* draw pink background to check clipping */
512        cairo_rectangle (event->data.draw.cr,
513                         event->data.draw.rect->x-20, event->data.draw.rect->y-20,
514                         event->data.draw.rect->w+40, event->data.draw.rect->h+40);
515        cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3);
516        cairo_fill_preserve (event->data.draw.cr);
517        cairo_set_line_width (event->data.draw.cr, 0);
518        cairo_stroke (event->data.draw.cr);
519    #endif
520    
521        /* leave a little border top and left */
522        gint x = event->data.draw.rect->x, y = event->data.draw.rect->y;
523    
524        /* draw the cache type icon ... */
525        GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
526        cairo_draw_pixbuf(event->data.draw.cr, icon, x, y);
527    
528        if(cache->notes && cache->notes->override) {
529          GdkPixbuf *over = icon_get(ICON_MISC, 1);
530          cairo_draw_pixbuf(event->data.draw.cr, over, x, y);
531        }
532    
533        /* ... and right of it the waypoint id */
534        cairo_text_extents_t extents;
535    
536        if(cache->id) {
537          cairo_select_font_face (event->data.draw.cr, "Sans",
538                                  CAIRO_FONT_SLANT_NORMAL,
539                                  CAIRO_FONT_WEIGHT_BOLD);
540    
541    #ifndef BIG_BALLOONS
542          cairo_set_font_size (event->data.draw.cr, 20.0);
543    #else
544          cairo_set_font_size (event->data.draw.cr, 36.0);
545    #endif
546    
547          cairo_text_extents (event->data.draw.cr, cache->id, &extents);
548    
549          /* display id right of icon vertically centered */
550          x += gdk_pixbuf_get_width(icon) + 5;
551          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
552          cairo_move_to (event->data.draw.cr, x, y);
553          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
554          cairo_show_text (event->data.draw.cr, cache->id);
555          cairo_stroke (event->data.draw.cr);
556    
557          y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
558        } else
559          y += gdk_pixbuf_get_height(icon);
560    
561        /* return to the left border and below icon/text */
562        x = event->data.draw.rect->x;
563    
564        /* everything from here uses the same font */
565        cairo_select_font_face (event->data.draw.cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
566                                CAIRO_FONT_WEIGHT_NORMAL);
567    #ifndef BIG_BALLOONS
568        cairo_set_font_size (event->data.draw.cr, 14.0);
569    #else
570        cairo_set_font_size (event->data.draw.cr, 22.0);
571    #endif
572    
573        if(cache->name) {
574          /* draw cache name */
575          cairo_text_extents (event->data.draw.cr, cache->name, &extents);
576          y += extents.height;
577          cairo_move_to (event->data.draw.cr, x, y);
578          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
579          cairo_show_text (event->data.draw.cr, cache->name);
580          cairo_stroke (event->data.draw.cr);
581    
582          /* return to the left border and below text */
583          y += LINE_SKIP;
584          x = event->data.draw.rect->x;
585        }
586    
587        if(cache->terrain) {
588          /* draw cache rating */
589          const char *terrain = "Terrain:";
590          icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
591          cairo_text_extents (event->data.draw.cr, _(terrain), &extents);
592          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
593    
594          /* draw "Terrain:" string */
595          cairo_move_to (event->data.draw.cr, x, y);
596          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
597          cairo_show_text (event->data.draw.cr, _(terrain));
598          cairo_stroke (event->data.draw.cr);
599          x += extents.width + 2;
600    
601          /* draw terrain stars */
602          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y -
603                            (gdk_pixbuf_get_height(icon) + extents.height)/2);
604    
605          x += gdk_pixbuf_get_width(icon) + LINE_SKIP;
606      y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;      y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;
607    }      }
   
   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;  
608    
609      icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));      if(cache->difficulty) {
610      cairo_draw_pixbuf(cr, icon, x, y -        const char *difficulty = "Difficulty:";
611          cairo_text_extents (event->data.draw.cr, _(difficulty), &extents);
612          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
613    
614          /* draw "Difficulty:" string */
615          cairo_move_to (event->data.draw.cr, x, y);
616          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
617          cairo_show_text (event->data.draw.cr, _(difficulty));
618          cairo_stroke (event->data.draw.cr);
619          x += extents.width + 2;
620    
621          icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
622          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y -
623                        (gdk_pixbuf_get_height(icon) + extents.height)/2);                        (gdk_pixbuf_get_height(icon) + extents.height)/2);
624        }
625      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) {
626        printf("click %s event at %d %d\n",
627               event->data.click.down?"down":"up",
628               event->data.click.x, event->data.click.y);
629    
630        /* make the main screen jump to that cache */
631        if(!event->data.click.down) {
632          if(context->appdata->cur_cache) {
633            printf("ERROR: no current cache should be visible!\n");
634          } else {
635            gpx_t *is_in = NULL;
636    
637            if(!context->appdata->cur_gpx) {
638              printf("click while in \"all\" view\n");
639    
640              /* we first need to figure out which gpx file this cache */
641              /* is in so we can open it first */
642              gpx_t *gpx = context->appdata->gpx;
643              while(gpx && !is_in) {
644                cache_t *cur = gpx->cache;
645                while(cur && !is_in) {
646                  if(cur == cache)
647                    is_in = gpx;
648                  cur = cur->next;
649                }
650                gpx = gpx->next;
651              }
652    
653              if(is_in)
654                gpxlist_goto_cachelist(context->appdata, is_in);
655    
656            } else
657              /* the simple case: there already is an open gpx file and */
658              /* we just jump into the "cache" view */
659              is_in = context->appdata->cur_gpx;
660    
661            if(is_in) {
662              printf("selecting %s in %s\n",
663                     cache->id,
664                     context->appdata->cur_gpx->name);
665    
666              cachelist_goto_cache(context->appdata, cache);
667    
668              /* give focus to main screen (important for maemo) */
669              printf("raising main window\n");
670              gtk_window_present(GTK_WINDOW(context->appdata->window));
671            }
672          }
673        }
674      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) {
675        printf("removed\n");
676        context->balloon = NULL;
677    }    }
678  }  }
679    
# Line 374  on_map_button_release_event(GtkWidget *w Line 682  on_map_button_release_event(GtkWidget *w
682                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
683    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
684    
685    if(context->press_on) {    /* in "MAP_CACHE" state only one cache is visible */
686      /* and the map is in navigation mode. the balloon is */
687      /* pretty useless there */
688      if(context->press_on && (context->state != MAP_CACHE)) {
689    
690      coord_t coo;      coord_t coo;
691      coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);      coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
692    
# Line 383  on_map_button_release_event(GtkWidget *w Line 695  on_map_button_release_event(GtkWidget *w
695    
696      cache_t *nearest = map_closest(context, &pos);      cache_t *nearest = map_closest(context, &pos);
697      if(nearest && nearest == context->press_on) {      if(nearest && nearest == context->press_on) {
698        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);        pos_t cpos = gpx_cache_pos(nearest);
699        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) {  
700          float dist = gpx_pos_get_distance(pos, cpos, FALSE);
701          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
702    
703          osm_gps_map_draw_balloon(map, nearest->pos.lat, nearest->pos.lon,          context->balloon = nearest;
704                                   balloon_draw_cb, nearest);          osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
705                                         balloon_cb, context);
706        }        }
707      }      }
708      context->press_on = NULL;      context->press_on = NULL;
# Line 405  on_map_button_release_event(GtkWidget *w Line 720  on_map_button_release_event(GtkWidget *w
720  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
721    appdata_t *appdata = context->appdata;    appdata_t *appdata = context->appdata;
722    
   printf("destroy map window\n");  
   
723    /* save map parameters */    /* save map parameters */
724    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
725    gint zoom;    gint zoom;
# Line 418  static void on_window_destroy(GtkWidget Line 731  static void on_window_destroy(GtkWidget
731    context->appdata->map.pos.lat = lat;    context->appdata->map.pos.lat = lat;
732    context->appdata->map.pos.lon = lon;    context->appdata->map.pos.lon = lon;
733    
734      gint source;
735      g_object_get(map, "map-source", &source, NULL);
736      context->appdata->map.source = source;
737    
738  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
739    /* restore cur_view */    /* restore cur_view */
740    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
741  #endif  #endif
742    
743    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
744      gps_unregister_callback(appdata, context->cb_id);
745    
746      if(context->caches_displayed) {
747        g_free(context->caches_displayed);
748        context->caches_displayed = NULL;
749      }
750    
751    g_free(context);    g_free(context);
752    appdata->map.context = NULL;    appdata->map.context = NULL;
753  }  }
754    
755    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
756    /* get access to zoom buttons */
757    static void
758    on_window_realize(GtkWidget *widget, gpointer data) {
759      if (widget->window) {
760        unsigned char value = 1;
761        Atom hildon_zoom_key_atom =
762          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
763          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
764        Display *dpy =
765          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
766        Window w = GDK_WINDOW_XID(widget->window);
767    
768        XChangeProperty(dpy, w, hildon_zoom_key_atom,
769                        integer_atom, 8, PropModeReplace, &value, 1);
770      }
771    }
772    #endif
773    
774    /* on maemo a window is either on top or completely invisible. this */
775    /* means that we only need to update the map window if its raised.  */
776    /* on ordinary desktops this is different and we always update */
777    
778    static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
779                             gpointer data) {
780      printf("map got focus\n");
781      map_setup((map_context_t*)data);
782      return FALSE;
783    }
784    
785    void map_update(appdata_t *appdata) {
786      printf("map_update\n");
787    #ifndef USE_MAEMO
788      if(appdata->map.context)
789        map_setup(appdata->map.context);
790    #endif
791    }
792    
793    /* callback called by the gps layer whenever gps state changes */
794    static void
795    gps_callback(struct gps_state *state, gpointer data) {
796      printf("map: gps callback\n");
797    }
798    
799  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
800    map_context_t *context = NULL;    map_context_t *context = NULL;
801    
802    /* if the map window already exists, just raise it */    /* if the map window already exists, just raise it */
803    if(appdata->map.context) {    if(appdata->map.context) {
804        printf("using existing map!\n");
805      gtk_window_present(GTK_WINDOW(appdata->map.context->window));      gtk_window_present(GTK_WINDOW(appdata->map.context->window));
806        map_setup(appdata->map.context);
807      return;      return;
808    }    }
809    
810    context = appdata->map.context = g_new0(map_context_t, 1);    context = appdata->map.context = g_new0(map_context_t, 1);
811    context->appdata = appdata;    context->appdata = appdata;
812      context->map_complete = FALSE;
813      context->state = MAP_NONE;
814    
815      /* cleanup old (pre 0.8.7) path if it exists */
816      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
817      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
818        printf("old file path %s exists\n", old_path);
819        rmdir_recursive(old_path);
820      }
821    
822      /* It is recommanded that all applications share these same */
823      /* map path, so data is only cached once. The path should be: */
824      /* ~/.osm-gps-map on standard PC     (users home) */
825      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
826      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
827    #if !defined(USE_MAEMO)
828      char *p = getenv("HOME");
829      if(!p) p = "/tmp";
830      char *path = g_strdup_printf("%s/.osm-gps-map", p);
831    #else
832    #if MAEMO_VERSION_MAJOR == 5
833      char *path = g_strdup("/home/user/.osm-gps-map");
834    #else
835      char *path = g_strdup("/media/mmc2/osm-gps-map");
836    #endif
837    #endif
838    
   char *path = g_strdup_printf("%s/map/", appdata->image_path);  
839    const char *proxy = get_proxy_uri(appdata);    const char *proxy = get_proxy_uri(appdata);
840    
841      gint source = context->appdata->map.source;
842      if(!source) source = MAP_SOURCE;
843    
844    context->widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
845                   "map-source",               MAP_SOURCE,                   "map-source",               source,
846                   "tile-cache",               path,                   "tile-cache",               path,
847                   "auto-center",              FALSE,                   "auto-center",              FALSE,
848                   "record-trip-history",      FALSE,                   "record-trip-history",      FALSE,
# Line 455  void map(appdata_t *appdata) { Line 852  void map(appdata_t *appdata) {
852    
853    g_free(path);    g_free(path);
854    
855    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);  
856    
857  #ifdef USE_MAEMO  #ifdef USE_MAEMO
858  #ifdef USE_STACKABLE_WINDOW    /* we don't use a stackable window here on fremantle, since */
859    context->window = hildon_stackable_window_new();    /* this leaves the main window independent from the map and */
860  #else    /* the user can e.g. still navigate the main menu */
861    context->window = hildon_window_new();    context->window = hildon_window_new();
862  #endif  
863    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
864      g_signal_connect(G_OBJECT(context->window), "realize",
865                       G_CALLBACK(on_window_realize), NULL);
866    #endif // MAEMO_VERSION
867  #else  #else
868    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
869  #endif  #endif
870    
   gtk_window_set_title(GTK_WINDOW(context->window), title);  
   
871  #ifndef USE_MAEMO  #ifndef USE_MAEMO
872    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
873  #endif  #endif
874    
875    g_free(title);    g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
876                       G_CALLBACK(on_focus_in), context);
877    
878    g_signal_connect(G_OBJECT(context->widget), "configure-event",    g_signal_connect(G_OBJECT(context->widget), "configure-event",
879                     G_CALLBACK(on_map_configure), context);                     G_CALLBACK(on_map_configure), context);
# Line 503  void map(appdata_t *appdata) { Line 884  void map(appdata_t *appdata) {
884    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
885                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
886    
   /* TODO: gtk_widget_set_sensitive(context->gps, FALSE); */  
   
887    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
888    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
889      context->cb_id = gps_register_callback(appdata, gps_callback, context);
890    
891  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
892    /* prevent some of the main screen things */    /* prevent some of the main screen things */
Legend:
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  Added in v.155