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

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revision 65 by harbaum, Wed Aug 19 14:21:14 2009 UTC revision 202 by harbaum, Sat Nov 21 20:13:13 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     * - make semi-transparent caches selectable
28     */
29    
30  #include "gpxview.h"  #include "gpxview.h"
31  #include "converter.h"  #include "converter.h"
32  #include <math.h>    // for isnan  #include <math.h>    // for isnan
33    
34  #ifdef ENABLE_OSM_GPS_MAP  #ifdef ENABLE_OSM_GPS_MAP
35  #include "osm-gps-map.h"  #include "osm-gps-map.h"
36    #include "osm-gps-map-osd-classic.h"
37  #endif  #endif
38    
39  #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENSTREETMAP  #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
40    #include <gdk/gdkx.h>
41    #include <X11/Xatom.h>
42    #endif
43    
44    /* default values */
45    #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
46  #define GPS_DEFAULT_ZOOM 13  #define GPS_DEFAULT_ZOOM 13
47    
48  #define PROXY_KEY  "/system/http_proxy/"  #define PROXY_KEY  "/system/http_proxy/"
# Line 36  static const char *get_proxy_uri(appdata Line 53  static const char *get_proxy_uri(appdata
53    /* use environment settings if preset */    /* use environment settings if preset */
54    const char *proxy = g_getenv("http_proxy");    const char *proxy = g_getenv("http_proxy");
55    if(proxy) {    if(proxy) {
56      printf("http_proxy: %s\n", proxy);      printf("map http proxy from env: %s\n", proxy);
57      return proxy;      return proxy;
58    }    }
59    
# Line 57  static const char *get_proxy_uri(appdata Line 74  static const char *get_proxy_uri(appdata
74    
75        snprintf(proxy_buffer, sizeof(proxy_buffer),        snprintf(proxy_buffer, sizeof(proxy_buffer),
76                 "http://%s:%u", host, port);                 "http://%s:%u", host, port);
77          printf("map http proxy from gconf: %s\n ", proxy_buffer);
78    
79        g_free(host);        g_free(host);
80      }      }
# Line 66  static const char *get_proxy_uri(appdata Line 84  static const char *get_proxy_uri(appdata
84    return NULL;    return NULL;
85  }  }
86    
87  /* TODO: This needs to be wired to the GPS button in osm_gps_map */  static void
88  #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);  
   }  
89    
90    return FALSE;    if(but == OSD_GPS) {
91        pos_t *refpos = get_pos(context->appdata);
92        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
93          gint zoom;
94          g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
95          if(zoom < 10)
96            osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
97                                      refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
98          else
99            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
100                                   refpos->lat, refpos->lon);
101    
102          /* re-enable centering */
103          g_object_set(context->widget, "auto-center", TRUE, NULL);
104        } else {
105          /* no coordinates given: display the entire world */
106          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
107                                    0.0, 0.0, 1);
108        }
109      }
110  }  }
 #endif  
111    
112  static int dist2pixel(map_context_t *context, float km, float lat) {  static int dist2pixel(map_context_t *context, float km, float lat) {
113    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 115  static int dist2pixel(map_context_t *con
115    
116  static gboolean map_gps_update(gpointer data) {  static gboolean map_gps_update(gpointer data) {
117    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
118      static gboolean goto_is_enabled = FALSE;
119    
120    /* get reference position ... */    /* get reference position ... */
121    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
122    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
123    
124    /* ... and enable "goto" button if it's valid */    /* ... and enable "goto" button if it's valid */
125    /* TODO: gtk_widget_set_sensitive(context->gps, ok); */    if(ok != goto_is_enabled) {
126        osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
127                    OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
128        goto_is_enabled = ok;
129      }
130    
131    if(ok) {    if(ok) {
132      float heading = NAN;      float heading = NAN;
# Line 111  static gboolean map_gps_update(gpointer Line 141  static gboolean map_gps_update(gpointer
141          radius = dist2pixel(context, eph/1000, refpos->lat);          radius = dist2pixel(context, eph/1000, refpos->lat);
142      }      }
143    
144        /* TODO: in order to save energy: only draw if state actually changed */
145    
146      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);      g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
147      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),      osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
148                           refpos->lat, refpos->lon, heading);                           refpos->lat, refpos->lon, heading);
# Line 120  static gboolean map_gps_update(gpointer Line 152  static gboolean map_gps_update(gpointer
152    return TRUE;    return TRUE;
153  }  }
154    
155  static gboolean on_map_configure(GtkWidget *widget,  static void map_draw_cache(GtkWidget *map, cache_t *cache, gboolean semi) {
156                                   GdkEventConfigure *event,    int type = semi?ICON_CACHE_TYPE_SEMI:ICON_CACHE_TYPE;
157                                   map_context_t *context) {  
158      GdkPixbuf *icon = icon_get(type, cache->type);
159    
160      /* check if there's also an overwritten coordinate */
161      if(cache->notes && cache->notes->override) {
162        GdkPixbuf *over = icon_get(type, 11);
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          name = g_strdup(_("all"));
252          context->state = MAP_ALL;
253        }
254      } else if(!context->appdata->cur_cache) {
255        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    /* set default values if they are invalid */          gpx = gpx->next;
279    if(!context->appdata->map.zoom ||        }
280       isnan(context->appdata->map.pos.lat) ||  
281       isnan(context->appdata->map.pos.lon)) {        name = g_strdup(context->appdata->cur_gpx->name);
282      printf("no valid map position found\n");        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 261  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf Line 492  cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf
492  }  }
493    
494  #ifndef BIG_BALLOONS  #ifndef BIG_BALLOONS
495  #define LINE_SKIP  7  #define ICON_SIZE  ICON_CACHE_TYPE
496  #else  #else
497  #define LINE_SKIP  12  #define ICON_SIZE  ICON_CACHE_TYPE_1_5X
498  #endif  #endif
499    
 static void  
 balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) {  
   cache_t *cache = (cache_t*)data;  
   
   //  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);  
   
500  #ifndef BIG_BALLOONS  #ifndef BIG_BALLOONS
501      cairo_set_font_size (cr, 20.0);  #define FONT_SIZE 14.0
502  #else  #else
503      cairo_set_font_size (cr, 36.0);  #define FONT_SIZE 22.0
504  #endif  #endif
505    #define LINE_SKIP  (FONT_SIZE/4)
506    
     cairo_text_extents (cr, cache->id, &extents);  
507    
508      /* display id right of icon vertically centered */  static void
509      x += gdk_pixbuf_get_width(icon) + 5;  balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
510      y += (gdk_pixbuf_get_height(icon) + extents.height)/2;    printf("balloon event: ");
     cairo_move_to (cr, x, y);  
     cairo_set_source_rgba (cr, 0, 0, 0, 1);  
     cairo_show_text (cr, cache->id);  
     cairo_stroke (cr);  
511    
512      y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;    map_context_t *context = (map_context_t*)data;
513    } else    cache_t *cache = context->balloon;
     y += gdk_pixbuf_get_height(icon);  
514    
515    /* return to the left border and below icon/text */    if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
516    x = rect->x;      printf("draw\n");
517    
518    /* everything from here uses the same font */  #if 0
519    cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,      /* draw pink background to check clipping */
520                            CAIRO_FONT_WEIGHT_NORMAL);      cairo_rectangle (event->data.draw.cr,
521                         event->data.draw.rect->x-20, event->data.draw.rect->y-20,
522                         event->data.draw.rect->w+40, event->data.draw.rect->h+40);
523        cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3);
524        cairo_fill_preserve (event->data.draw.cr);
525        cairo_set_line_width (event->data.draw.cr, 0);
526        cairo_stroke (event->data.draw.cr);
527    #endif
528    
529        /* leave a little border top and left */
530        gint x = event->data.draw.rect->x, y = event->data.draw.rect->y;
531    
532        /* draw the cache type icon ... */
533        GdkPixbuf *icon = icon_get(ICON_SIZE, cache->type);
534        cairo_draw_pixbuf(event->data.draw.cr, icon, x, y);
535    
536        if(cache->notes && cache->notes->override) {
537          GdkPixbuf *over = icon_get(ICON_SIZE, 11);
538          cairo_draw_pixbuf(event->data.draw.cr, over, x, y);
539        }
540    
541        /* ... and right of it the waypoint id */
542        cairo_text_extents_t extents;
543    
544        if(cache->id) {
545          cairo_select_font_face (event->data.draw.cr, "Sans",
546                                  CAIRO_FONT_SLANT_NORMAL,
547                                  CAIRO_FONT_WEIGHT_BOLD);
548    
549  #ifndef BIG_BALLOONS  #ifndef BIG_BALLOONS
550    cairo_set_font_size (cr, 14.0);        cairo_set_font_size (event->data.draw.cr, 20.0);
551  #else  #else
552    cairo_set_font_size (cr, 24.0);        cairo_set_font_size (event->data.draw.cr, 36.0);
553  #endif  #endif
554    
555          cairo_text_extents (event->data.draw.cr, cache->id, &extents);
556    
557          /* display id right of icon vertically centered */
558          x += gdk_pixbuf_get_width(icon) + 5;
559          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
560          cairo_move_to (event->data.draw.cr, x, y);
561          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
562          cairo_show_text (event->data.draw.cr, cache->id);
563          cairo_stroke (event->data.draw.cr);
564    
565          y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
566        } else
567          y += gdk_pixbuf_get_height(icon);
568    
569        /* return to the left border and below icon/text */
570        x = event->data.draw.rect->x;
571    
572        /* everything from here uses the same font */
573        cairo_select_font_face (event->data.draw.cr, "Sans",
574                                CAIRO_FONT_SLANT_NORMAL,
575                                CAIRO_FONT_WEIGHT_NORMAL);
576    
577    if(cache->name) {      cairo_set_font_size (event->data.draw.cr, FONT_SIZE);
578      /* draw cache name */  
579      cairo_text_extents (cr, cache->name, &extents);      if(cache->name) {
580      y += extents.height;        /* draw cache name */
581      cairo_move_to (cr, x, y);        cairo_text_extents (event->data.draw.cr, cache->name, &extents);
582      cairo_set_source_rgba (cr, 0, 0, 0, 1);        cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing);
583      cairo_show_text (cr, cache->name);        cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
584      cairo_stroke (cr);        cairo_show_text (event->data.draw.cr, cache->name);
585          cairo_stroke (event->data.draw.cr);
586      /* return to the left border and below text */  
587      y += LINE_SKIP;        /* return to the left border and below text */
588      x = rect->x;        y += LINE_SKIP + FONT_SIZE;
589    }        x = event->data.draw.rect->x;
590        }
591    if(cache->terrain) {  
592      /* draw cache rating */      if(cache->terrain) {
593      const char *terrain = "Terrain:";        int text_y = 0, icon_y = 0;
594      icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));  
595      cairo_text_extents (cr, _(terrain), &extents);        /* draw cache rating */
596      y += (gdk_pixbuf_get_height(icon) + extents.height)/2;        const char *terrain = "Terrain:";
597          icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
598      /* draw "Terrain:" string */        cairo_text_extents (event->data.draw.cr, _(terrain), &extents);
599      cairo_move_to (cr, x, y);  
600      cairo_set_source_rgba (cr, 0, 0, 0, 1);        if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
601      cairo_show_text (cr, _(terrain));          text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
602      cairo_stroke (cr);        else
603      x += extents.width + 2;          icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
604    
605      /* draw terrain stars */        /* draw "Terrain:" string */
606      cairo_draw_pixbuf(cr, icon, x, y -        cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
607                        (gdk_pixbuf_get_height(icon) + extents.height)/2);        cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
608          cairo_show_text (event->data.draw.cr, _(terrain));
609      x += gdk_pixbuf_get_width(icon) + LINE_SKIP;        cairo_stroke (event->data.draw.cr);
610      y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;        x += extents.width + 2;
611    }  
612          /* draw terrain stars */
613    if(cache->difficulty) {        cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
614      const char *difficulty = "Difficulty:";  
615      cairo_text_extents (cr, _(difficulty), &extents);        x += gdk_pixbuf_get_width(icon) + LINE_SKIP;
616      y += (gdk_pixbuf_get_height(icon) + extents.height)/2;      }
617    
618      /* draw "Difficulty:" string */      if(cache->difficulty) {
619      cairo_move_to (cr, x, y);        int text_y = 0, icon_y = 0;
620      cairo_set_source_rgba (cr, 0, 0, 0, 1);  
621      cairo_show_text (cr, _(difficulty));        const char *difficulty = "Difficulty:";
622      cairo_stroke (cr);        icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
623      x += extents.width + 2;        cairo_text_extents (event->data.draw.cr, _(difficulty), &extents);
624    
625      icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));        if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
626      cairo_draw_pixbuf(cr, icon, x, y -          text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
627                        (gdk_pixbuf_get_height(icon) + extents.height)/2);        else
628            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
629    
630          /* draw "Difficulty:" string */
631          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
632          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
633          cairo_show_text (event->data.draw.cr, _(difficulty));
634          cairo_stroke (event->data.draw.cr);
635          x += extents.width + 2;
636    
637          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
638        }
639      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) {
640        printf("click %s event at %d %d\n",
641               event->data.click.down?"down":"up",
642               event->data.click.x, event->data.click.y);
643    
644        /* make the main screen jump to that cache */
645        if(!event->data.click.down) {
646          if(context->appdata->cur_cache) {
647            printf("ERROR: no current cache should be visible!\n");
648          } else {
649            gpx_t *is_in = NULL;
650    
651            if(!context->appdata->cur_gpx) {
652              printf("click while in \"all\" view\n");
653    
654              /* we first need to figure out which gpx file this cache */
655              /* is in so we can open it first */
656              gpx_t *gpx = context->appdata->gpx;
657              while(gpx && !is_in) {
658                cache_t *cur = gpx->cache;
659                while(cur && !is_in) {
660                  if(cur == cache)
661                    is_in = gpx;
662                  cur = cur->next;
663                }
664                gpx = gpx->next;
665              }
666    
667              if(is_in)
668                gpxlist_goto_cachelist(context->appdata, is_in);
669    
670            } else
671              /* the simple case: there already is an open gpx file and */
672              /* we just jump into the "cache" view */
673              is_in = context->appdata->cur_gpx;
674    
675            if(is_in) {
676              printf("selecting %s in %s\n",
677                     cache->id,
678                     context->appdata->cur_gpx->name);
679    
680              cachelist_goto_cache(context->appdata, cache);
681    
682              /* give focus to main screen (important for maemo) */
683              printf("raising main window\n");
684              gtk_window_present(GTK_WINDOW(context->appdata->window));
685            }
686          }
687        }
688      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) {
689        printf("removed\n");
690        context->balloon = NULL;
691    }    }
692  }  }
693    
# Line 387  on_map_button_release_event(GtkWidget *w Line 696  on_map_button_release_event(GtkWidget *w
696                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
697    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
698    
699    if(context->press_on) {    /* in "MAP_CACHE" state only one cache is visible */
700      /* and the map is in navigation mode. the balloon is */
701      /* pretty useless there */
702      if(context->press_on && (context->state != MAP_CACHE)) {
703    
704      coord_t coo;      coord_t coo;
705      coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);      coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
706    
# Line 396  on_map_button_release_event(GtkWidget *w Line 709  on_map_button_release_event(GtkWidget *w
709    
710      cache_t *nearest = map_closest(context, &pos);      cache_t *nearest = map_closest(context, &pos);
711      if(nearest && nearest == context->press_on) {      if(nearest && nearest == context->press_on) {
712        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);        pos_t cpos = gpx_cache_pos(nearest);
713        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) {  
714          float dist = gpx_pos_get_distance(pos, cpos, FALSE);
715          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
716    
717          osm_gps_map_draw_balloon(map, nearest->pos.lat, nearest->pos.lon,          context->balloon = nearest;
718                                   balloon_draw_cb, nearest);          osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
719                                         balloon_cb, context);
720        }        }
721      }      }
722      context->press_on = NULL;      context->press_on = NULL;
# Line 418  on_map_button_release_event(GtkWidget *w Line 734  on_map_button_release_event(GtkWidget *w
734  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
735    appdata_t *appdata = context->appdata;    appdata_t *appdata = context->appdata;
736    
   printf("destroy map window\n");  
   
737    /* save map parameters */    /* save map parameters */
738    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
739    gint zoom;    gint zoom;
# Line 431  static void on_window_destroy(GtkWidget Line 745  static void on_window_destroy(GtkWidget
745    context->appdata->map.pos.lat = lat;    context->appdata->map.pos.lat = lat;
746    context->appdata->map.pos.lon = lon;    context->appdata->map.pos.lon = lon;
747    
748      gint source;
749      g_object_get(map, "map-source", &source, NULL);
750      context->appdata->map.source = source;
751    
752  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
753    /* restore cur_view */    /* restore cur_view */
754    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
755  #endif  #endif
756    
757    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
758      gps_unregister_callback(appdata, context->cb_id);
759    
760      if(context->caches_displayed) {
761        g_free(context->caches_displayed);
762        context->caches_displayed = NULL;
763      }
764    
765    g_free(context);    g_free(context);
766    appdata->map.context = NULL;    appdata->map.context = NULL;
767  }  }
768    
769    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
770    /* get access to zoom buttons */
771    static void
772    on_window_realize(GtkWidget *widget, gpointer data) {
773      if (widget->window) {
774        unsigned char value = 1;
775        Atom hildon_zoom_key_atom =
776          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
777          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
778        Display *dpy =
779          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
780        Window w = GDK_WINDOW_XID(widget->window);
781    
782        XChangeProperty(dpy, w, hildon_zoom_key_atom,
783                        integer_atom, 8, PropModeReplace, &value, 1);
784      }
785    }
786    #endif
787    
788    /* on maemo a window is either on top or completely invisible. this */
789    /* means that we only need to update the map window if its raised.  */
790    /* on ordinary desktops this is different and we always update */
791    
792    static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
793                             gpointer data) {
794      map_context_t *context = (map_context_t*)data;
795    
796      printf("map got focus\n");
797    
798    #ifdef USE_MAEMO
799      /* re-enable refresh of map */
800      if(!context->handler_id)
801        context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
802    #endif
803    
804      map_setup(context);
805      return FALSE;
806    }
807    
808    #ifdef USE_MAEMO
809    static gboolean on_focus_out(GtkWidget *widget, GdkEventFocus *event,
810                             gpointer data) {
811      map_context_t *context = (map_context_t*)data;
812    
813      printf("map lost focus\n");
814      gtk_timeout_remove(context->handler_id);
815      context->handler_id = 0;
816    
817      return FALSE;
818    }
819    #endif
820    
821    void map_update(appdata_t *appdata) {
822      printf("map_update\n");
823    #ifndef USE_MAEMO
824      if(appdata->map.context)
825        map_setup(appdata->map.context);
826    #endif
827    }
828    
829    /* callback called by the gps layer whenever gps state changes */
830    static void
831    gps_callback(struct gps_state *state, gpointer data) {
832      printf("map: gps callback\n");
833    }
834    
835  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
836    map_context_t *context = NULL;    map_context_t *context = NULL;
837    
838    /* if the map window already exists, just raise it */    /* if the map window already exists, just raise it */
839    if(appdata->map.context) {    if(appdata->map.context) {
840        printf("using existing map!\n");
841      gtk_window_present(GTK_WINDOW(appdata->map.context->window));      gtk_window_present(GTK_WINDOW(appdata->map.context->window));
842        map_setup(appdata->map.context);
843      return;      return;
844    }    }
845    
846    context = appdata->map.context = g_new0(map_context_t, 1);    context = appdata->map.context = g_new0(map_context_t, 1);
847    context->appdata = appdata;    context->appdata = appdata;
848      context->map_complete = FALSE;
849      context->state = MAP_NONE;
850    
851      /* cleanup old (pre 0.8.7) path if it exists */
852      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
853      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
854        printf("old file path %s exists\n", old_path);
855        rmdir_recursive(old_path);
856      }
857    
858      /* It is recommanded that all applications share these same */
859      /* map path, so data is only cached once. The path should be: */
860      /* ~/.osm-gps-map on standard PC     (users home) */
861      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
862      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
863    #if !defined(USE_MAEMO)
864      char *p = getenv("HOME");
865      if(!p) p = "/tmp";
866      char *path = g_strdup_printf("%s/.osm-gps-map", p);
867    #else
868    #if MAEMO_VERSION_MAJOR == 5
869      char *path = g_strdup("/home/user/.osm-gps-map");
870    #else
871      char *path = g_strdup("/media/mmc2/osm-gps-map");
872    #endif
873    #endif
874    
   char *path = g_strdup_printf("%s/map/", appdata->image_path);  
875    const char *proxy = get_proxy_uri(appdata);    const char *proxy = get_proxy_uri(appdata);
876    
877      gint source = context->appdata->map.source;
878      if(!source) source = MAP_SOURCE;
879    
880    context->widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
881                   "map-source",               MAP_SOURCE,                   "map-source",               source,
882                   "tile-cache",               path,                   "tile-cache",               path,
883                   "auto-center",              FALSE,                   "auto-center",              FALSE,
884                   "record-trip-history",      FALSE,                   "record-trip-history",      FALSE,
# Line 468  void map(appdata_t *appdata) { Line 888  void map(appdata_t *appdata) {
888    
889    g_free(path);    g_free(path);
890    
891    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);  
892    
893  #ifdef USE_MAEMO  #ifdef USE_MAEMO
894  #ifdef USE_STACKABLE_WINDOW    /* we don't use a stackable window here on fremantle, since */
895    context->window = hildon_stackable_window_new();    /* this leaves the main window independent from the map and */
896  #else    /* the user can e.g. still navigate the main menu */
897    context->window = hildon_window_new();    context->window = hildon_window_new();
898  #endif  
899    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
900      g_signal_connect(G_OBJECT(context->window), "realize",
901                       G_CALLBACK(on_window_realize), NULL);
902    #endif // MAEMO_VERSION
903  #else  #else
904    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
905  #endif  #endif
906    
   gtk_window_set_title(GTK_WINDOW(context->window), title);  
   
907  #ifndef USE_MAEMO  #ifndef USE_MAEMO
908    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
909  #endif  #endif
910    
911    g_free(title);    g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
912                       G_CALLBACK(on_focus_in), context);
913    
914    #ifdef USE_MAEMO
915      g_signal_connect(G_OBJECT(context->widget), "focus-out-event",
916                       G_CALLBACK(on_focus_out), context);
917    #endif
918    
919    g_signal_connect(G_OBJECT(context->widget), "configure-event",    g_signal_connect(G_OBJECT(context->widget), "configure-event",
920                     G_CALLBACK(on_map_configure), context);                     G_CALLBACK(on_map_configure), context);
# Line 516  void map(appdata_t *appdata) { Line 925  void map(appdata_t *appdata) {
925    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
926                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
927    
   /* TODO: gtk_widget_set_sensitive(context->gps, FALSE); */  
   
928    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
929    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
930      context->cb_id = gps_register_callback(appdata, gps_callback, context);
931    
932  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
933    /* prevent some of the main screen things */    /* prevent some of the main screen things */
Legend:
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  Added in v.202