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

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revision 33 by harbaum, Tue Jul 28 13:21:40 2009 UTC revision 130 by harbaum, Wed Sep 30 12:11:22 2009 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (C) 2008 Till Harbaum <till@harbaum.org>.   * Copyright (C) 2008-2009 Till Harbaum <till@harbaum.org>.
3   *   *
4   * This file is part of GPXView.   * This file is part of GPXView.
5   *   *
# Line 17  Line 17 
17   * along with GPXView.  If not, see <http://www.gnu.org/licenses/>.   * along with GPXView.  If not, see <http://www.gnu.org/licenses/>.
18   */   */
19    
20    /*
21     * http://topo.geofabrik.de/relief/${z}/${x}/${y}.png  8-15
22     * http://topo.geofabrik.de/trail/${z}/${x}/${y}.png   8-15
23     */
24    
25  #include "gpxview.h"  #include "gpxview.h"
26    #include "converter.h"
27    #include <math.h>    // for isnan
28    
29  #ifdef ENABLE_OSM_GPS_MAP  #ifdef ENABLE_OSM_GPS_MAP
30  #include "osm-gps-map.h"  #include "osm-gps-map.h"
31    #include "osm-gps-map-osd-classic.h"
32    #endif
33    
34    #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
35    #include <gdk/gdkx.h>
36    #include <X11/Xatom.h>
37  #endif  #endif
38    
39  typedef struct {  /* default values */
40    GtkWidget *widget;  #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
41    GtkWidget *zoomin, *zoomout, *gps;  #define GPS_DEFAULT_ZOOM 13
42    gint handler_id;  
43  } map_context_t;  #define PROXY_KEY  "/system/http_proxy/"
44    
45  static const char *get_proxy_uri(void) {  static const char *get_proxy_uri(appdata_t *appdata) {
46    static char proxy_buffer[64];    static char proxy_buffer[64] = "";
47    
48    /* use environment settings if preset */    /* use environment settings if preset */
49    const char *proxy = g_getenv("http_proxy");    const char *proxy = g_getenv("http_proxy");
# Line 39  static const char *get_proxy_uri(void) { Line 52  static const char *get_proxy_uri(void) {
52      return proxy;      return proxy;
53    }    }
54    
55  #if 0    /* ------------- get proxy settings -------------------- */
56    /* otherwise try settings */    if(gconf_client_get_bool(appdata->gconf_client,
57    if(!settings || !settings->proxy ||                             PROXY_KEY "use_http_proxy", NULL)) {
58       !settings->proxy->host) return NULL;  
59        /* we can savely ignore things like "ignore_hosts" since we */
60        /* are pretty sure not inside the net of one of our map renderers */
61        /* (unless the user works at google :-) */
62    
63        /* get basic settings */
64        char *host =
65          gconf_client_get_string(appdata->gconf_client, PROXY_KEY "host", NULL);
66        if(host) {
67          int port =
68            gconf_client_get_int(appdata->gconf_client, PROXY_KEY "port", NULL);
69    
70          snprintf(proxy_buffer, sizeof(proxy_buffer),
71                   "http://%s:%u", host, port);
72    
73          g_free(host);
74        }
75        return proxy_buffer;
76      }
77    
78    snprintf(proxy_buffer, sizeof(proxy_buffer), "%s%s:%u",    return NULL;
79             strncmp(settings->proxy->host, "http://", 7)?"http://":"",  }
            settings->proxy->host, settings->proxy->port);  
80    
81    proxy_buffer[sizeof(proxy_buffer)-1] = 0;  static void
82    printf("gconf_proxy: %s\n", proxy_buffer);  cb_map_gps(osd_button_t but, map_context_t *context) {
83  #endif    if(but == OSD_GPS) {
84        pos_t *refpos = get_pos(context->appdata);
85        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
86          gint zoom;
87          g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
88          if(zoom < 10)
89            osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
90                                      refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
91          else
92            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
93                                   refpos->lat, refpos->lon);
94    
95          /* re-enable centering */
96          g_object_set(context->widget, "auto-center", TRUE, NULL);
97        } else {
98          /* no coordinates given: display the entire world */
99          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
100                                    0.0, 0.0, 1);
101        }
102      }
103    }
104    
105    return proxy_buffer;  static int dist2pixel(map_context_t *context, float km, float lat) {
106      return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget));
107  }  }
108    
109  static void map_zoom(map_context_t *context, int step) {  static gboolean map_gps_update(gpointer data) {
110    int zoom;    map_context_t *context = (map_context_t*)data;
   OsmGpsMap *map = OSM_GPS_MAP(context->widget);  
   g_object_get(map, "zoom", &zoom, NULL);  
   zoom = osm_gps_map_set_zoom(map, zoom+step);  
111    
112    /* enable/disable zoom buttons as required */    /* get reference position ... */
113    gtk_widget_set_sensitive(context->zoomin, zoom<17);    pos_t *refpos = get_pos(context->appdata);
114    gtk_widget_set_sensitive(context->zoomout, zoom>1);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
115    
116      /* ... and enable "goto" button if it's valid */
117      osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
118                     OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
119    
120      if(ok) {
121        float heading = NAN;
122        int radius = 0;
123    
124        if(context->appdata->use_gps) {
125          heading = gps_get_heading(context->appdata);
126    
127          /* get error */
128          float eph = gps_get_eph(context->appdata);
129          if(!isnan(eph))
130            radius = dist2pixel(context, eph/1000, refpos->lat);
131        }
132    
133        g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
134        osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
135                             refpos->lat, refpos->lon, heading);
136      } else
137        osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
138    
139      return TRUE;
140  }  }
141    
142  static gboolean  static gboolean on_map_configure(GtkWidget *widget,
143  cb_map_zoomin(GtkButton *button, map_context_t *context) {                                   GdkEventConfigure *event,
144    map_zoom(context, +1);                                   map_context_t *context) {
145    
146      if(!context->map_complete) {
147    
148        /* set default values if they are invalid */
149        if(!context->appdata->map.zoom ||
150           isnan(context->appdata->map.pos.lat) ||
151           isnan(context->appdata->map.pos.lon)) {
152          printf("no valid map position found\n");
153    
154          pos_t *refpos = get_pos(context->appdata);
155          if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
156            /* use gps position if present */
157            context->appdata->map.pos = *refpos;
158            context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
159          } else {
160            /* use world map otherwise */
161            context->appdata->map.pos.lat = 0.0;
162            context->appdata->map.pos.lon = 0.0;
163            context->appdata->map.zoom = 1;
164          }
165        }
166    
167        /* jump to initial position */
168        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
169                                  context->appdata->map.pos.lat,
170                                  context->appdata->map.pos.lon,
171                                  context->appdata->map.zoom);
172        context->map_complete = TRUE;
173      }
174    
175    return FALSE;    return FALSE;
176  }  }
177    
178    static void map_draw_cache(GtkWidget *map, cache_t *cache) {
179      GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
180    
181      /* check if there's also an overwritten coordinate */
182      if(cache->notes && cache->notes->override) {
183        GdkPixbuf *over = icon_get(ICON_MISC, 1);
184    
185        osm_gps_map_add_image(OSM_GPS_MAP(map),
186              cache->notes->pos.lat, cache->notes->pos.lon, icon);
187    
188        osm_gps_map_add_image(OSM_GPS_MAP(map),
189              cache->notes->pos.lat, cache->notes->pos.lon, over);
190      } else
191        osm_gps_map_add_image(OSM_GPS_MAP(map),
192                              cache->pos.lat, cache->pos.lon, icon);
193    
194    }
195    
196    static void map_draw_gpx(appdata_t *appdata, GtkWidget *map, gpx_t *gpx) {
197      if(!gpx->notes_loaded) {
198        notes_load_all(appdata, gpx);
199        gpx->notes_loaded = TRUE;
200      }
201    
202      cache_t *cache = gpx->cache;
203      while(cache) {
204        map_draw_cache(map, cache);
205        cache = cache->next;
206      }
207    }
208    
209    static void
210    map_cachelist_nearest(cache_t *cache, pos_t *pos,
211                          cache_t **result, float *distance) {
212      while(cache) {
213        pos_t cpos = gpx_cache_pos(cache);
214    
215        float dist =
216          pow(cpos.lat - pos->lat, 2) +
217          pow(cpos.lon - pos->lon, 2);
218    
219        if(!(dist > *distance)) {
220          *result = cache;
221          *distance = dist;
222        }
223    
224        cache = cache->next;
225      }
226    }
227    
228    static cache_t *map_closest(map_context_t *context, pos_t *pos) {
229      cache_t *result = NULL;
230      float distance = NAN;
231    
232      if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
233        /* search all geocaches */
234        gpx_t *gpx = context->appdata->gpx;
235        while(gpx) {
236          map_cachelist_nearest(gpx->cache, pos, &result, &distance);
237          gpx = gpx->next;
238        }
239      } else if(context->appdata->cur_gpx) {
240        map_cachelist_nearest(context->appdata->cur_gpx->cache,
241                              pos, &result, &distance);
242      } else
243        result = context->appdata->cur_gpx->cache;
244    
245      return result;
246    }
247    
248    /* translate between osm-gps-map positions and gpxview ones */
249    pos_t coord2pos(coord_t coo) {
250      pos_t pos;
251      pos.lat = rad2deg(coo.rlat);
252      pos.lon = rad2deg(coo.rlon);
253      return pos;
254    }
255    
256    #define CLICK_FUZZ (24)
257    
258  static gboolean  static gboolean
259  cb_map_zoomout(GtkButton *button, map_context_t *context) {  on_map_button_press_event(GtkWidget *widget,
260    map_zoom(context, -1);                              GdkEventButton *event, map_context_t *context) {
261      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
262    
263      /* check if we actually clicked parts of the OSD */
264      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
265        return FALSE;
266    
267      /* got a press event without release event? eat it! */
268      if(context->press_on != NULL) {
269        printf("PRESS: already\n");
270        return FALSE;
271      }
272    
273      pos_t pos =
274        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
275    
276      cache_t *nearest = map_closest(context, &pos);
277      if(nearest) {
278        pos_t cpos = gpx_cache_pos(nearest);
279    
280        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
281        if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ)
282          context->press_on = nearest;
283      }
284    
285    return FALSE;    return FALSE;
286  }  }
287    
288    static void
289    cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) {
290      /* convert the pixbuf into something cairo can handle */
291    
292      // Create a new ImageSurface
293      cairo_surface_t *image_surface =
294        cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
295                                   gdk_pixbuf_get_width(buf),
296                                   gdk_pixbuf_get_height(buf));
297    
298      // Create the new Context for the ImageSurface
299      cairo_t *context = cairo_create(image_surface);
300    
301      // Draw the image on the new Context
302      gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0);
303      cairo_paint(context);
304    
305      // now draw this onto the original context
306      cairo_set_source_surface(cr, image_surface, x, y);
307    
308      cairo_paint(cr);
309    }
310    
311    #ifndef BIG_BALLOONS
312    #define LINE_SKIP  7
313    #else
314    #define LINE_SKIP  12
315    #endif
316    
317    static void
318    balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) {
319      cache_t *cache = (cache_t*)data;
320    
321    #if 0
322      /* draw pink background to check clipping */
323      cairo_rectangle (cr, rect->x-20, rect->y-20, rect->w+40, rect->h+40);
324      cairo_set_source_rgba (cr, 1, 0, 0, 0.3);
325      cairo_fill_preserve (cr);
326      cairo_set_line_width (cr, 0);
327      cairo_stroke (cr);
328    #endif
329    
330      /* leave a little border top and left */
331      gint x = rect->x, y = rect->y;
332    
333      /* draw the cache type icon ... */
334      GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
335      cairo_draw_pixbuf(cr, icon, x, y);
336    
337      if(cache->notes && cache->notes->override) {
338        GdkPixbuf *over = icon_get(ICON_MISC, 1);
339        cairo_draw_pixbuf(cr, over, x, y);
340      }
341    
342      /* ... and right of it the waypoint id */
343      cairo_text_extents_t extents;
344    
345      if(cache->id) {
346        cairo_select_font_face (cr, "Sans",
347                                CAIRO_FONT_SLANT_NORMAL,
348                                CAIRO_FONT_WEIGHT_BOLD);
349    
350    #ifndef BIG_BALLOONS
351        cairo_set_font_size (cr, 20.0);
352    #else
353        cairo_set_font_size (cr, 36.0);
354    #endif
355    
356        cairo_text_extents (cr, cache->id, &extents);
357    
358        /* display id right of icon vertically centered */
359        x += gdk_pixbuf_get_width(icon) + 5;
360        y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
361        cairo_move_to (cr, x, y);
362        cairo_set_source_rgba (cr, 0, 0, 0, 1);
363        cairo_show_text (cr, cache->id);
364        cairo_stroke (cr);
365    
366        y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
367      } else
368        y += gdk_pixbuf_get_height(icon);
369    
370      /* return to the left border and below icon/text */
371      x = rect->x;
372    
373      /* everything from here uses the same font */
374      cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
375                              CAIRO_FONT_WEIGHT_NORMAL);
376    #ifndef BIG_BALLOONS
377      cairo_set_font_size (cr, 14.0);
378    #else
379      cairo_set_font_size (cr, 22.0);
380    #endif
381    
382      if(cache->name) {
383        /* draw cache name */
384        cairo_text_extents (cr, cache->name, &extents);
385        y += extents.height;
386        cairo_move_to (cr, x, y);
387        cairo_set_source_rgba (cr, 0, 0, 0, 1);
388        cairo_show_text (cr, cache->name);
389        cairo_stroke (cr);
390    
391        /* return to the left border and below text */
392        y += LINE_SKIP;
393        x = rect->x;
394      }
395    
396      if(cache->terrain) {
397        /* draw cache rating */
398        const char *terrain = "Terrain:";
399        icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
400        cairo_text_extents (cr, _(terrain), &extents);
401        y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
402    
403        /* draw "Terrain:" string */
404        cairo_move_to (cr, x, y);
405        cairo_set_source_rgba (cr, 0, 0, 0, 1);
406        cairo_show_text (cr, _(terrain));
407        cairo_stroke (cr);
408        x += extents.width + 2;
409    
410        /* draw terrain stars */
411        cairo_draw_pixbuf(cr, icon, x, y -
412                          (gdk_pixbuf_get_height(icon) + extents.height)/2);
413    
414        x += gdk_pixbuf_get_width(icon) + LINE_SKIP;
415        y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;
416      }
417    
418      if(cache->difficulty) {
419        const char *difficulty = "Difficulty:";
420        cairo_text_extents (cr, _(difficulty), &extents);
421        y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
422    
423        /* draw "Difficulty:" string */
424        cairo_move_to (cr, x, y);
425        cairo_set_source_rgba (cr, 0, 0, 0, 1);
426        cairo_show_text (cr, _(difficulty));
427        cairo_stroke (cr);
428        x += extents.width + 2;
429    
430        icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
431        cairo_draw_pixbuf(cr, icon, x, y -
432                          (gdk_pixbuf_get_height(icon) + extents.height)/2);
433      }
434    }
435    
436  static gboolean  static gboolean
437  cb_map_gps(GtkButton *button, map_context_t *context) {  on_map_button_release_event(GtkWidget *widget,
438                                GdkEventButton *event, map_context_t *context) {
439      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
440    
441    //  osm_gps_map_set_center(OSM_GPS_MAP(context->widget),    if(context->press_on) {
442    //                     DEG2RAD(pos.lat), DEG2RAD(pos.lon));      coord_t coo;
443        coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
444    
445        pos_t pos =
446          coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
447    
448        cache_t *nearest = map_closest(context, &pos);
449        if(nearest && nearest == context->press_on) {
450          pos_t cpos = gpx_cache_pos(nearest);
451    
452          float dist = gpx_pos_get_distance(pos, cpos, FALSE);
453          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
454    
455            osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
456                                         balloon_draw_cb, nearest);
457    
458            osm_gps_map_osd_draw_nav (map, cpos.lat, cpos.lon, nearest->name);
459    
460          }
461        }
462        context->press_on = NULL;
463      } else {
464        /* save new map position */
465        gfloat lat, lon;
466        g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
467        context->appdata->map.pos.lat = lat;
468        context->appdata->map.pos.lon = lon;
469      }
470    
471    return FALSE;    return FALSE;
472  }  }
473    
474  static GtkWidget  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
475  *map_add_button(const gchar *icon, GCallback cb, gpointer data,    appdata_t *appdata = context->appdata;
476                  char *tooltip) {  
477    GtkWidget *button = gtk_button_new();    printf("destroy map window\n");
478    gtk_button_set_image(GTK_BUTTON(button),  
479                         gtk_image_new_from_stock(icon, GTK_ICON_SIZE_MENU));    /* save map parameters */
480    g_signal_connect(button, "clicked", cb, data);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
481  #ifndef USE_MAEMO    gint zoom;
482    gtk_widget_set_tooltip_text(button, tooltip);    g_object_get(map, "zoom", &zoom, NULL);
483      context->appdata->map.zoom = zoom;
484    
485      gfloat lat, lon;
486      g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
487      context->appdata->map.pos.lat = lat;
488      context->appdata->map.pos.lon = lon;
489    
490      gint source;
491      g_object_get(map, "map-source", &source, NULL);
492      context->appdata->map.source = source;
493    
494    #if MAEMO_VERSION_MAJOR == 5
495      /* restore cur_view */
496      context->appdata->cur_view = context->old_view;
497  #endif  #endif
498    return button;  
499      gtk_timeout_remove(context->handler_id);
500    
501      g_free(context);
502      appdata->map.context = NULL;
503  }  }
504    
505  static gboolean map_gps_update(gpointer data) {  #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
506    map_context_t *context = (map_context_t*)data;  /* get access to zoom buttons */
507    static void
508    on_window_realize(GtkWidget *widget, gpointer data) {
509      if (widget->window) {
510        unsigned char value = 1;
511        Atom hildon_zoom_key_atom =
512          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
513          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
514        Display *dpy =
515          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
516        Window w = GDK_WINDOW_XID(widget->window);
517    
518    //  gtk_widget_set_sensitive(context->map.gps, gps_fix);      XChangeProperty(dpy, w, hildon_zoom_key_atom,
519                        integer_atom, 8, PropModeReplace, &value, 1);
520      }
521    }
522    #endif
523    
524    return TRUE;  /* draw geocaches and set window title */
525    static void map_setup(map_context_t *context) {
526      char *name = NULL;
527    
528      if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
529        if(context->state != MAP_ALL) {
530          printf("map_setp(ALL)\n");
531    
532          /* clear all existing ccahe images */
533          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
534    
535          /* draw all geocaches */
536          gpx_t *gpx = context->appdata->gpx;
537          while(gpx) {
538            map_draw_gpx(context->appdata, context->widget, gpx);
539            gpx = gpx->next;
540          }
541          name = g_strdup(_("all"));
542          context->state = MAP_ALL;
543        }
544      } else if(!context->appdata->cur_cache) {
545        if(context->state != MAP_GPX) {
546          printf("map_setp(GPX)\n");
547    
548          /* clear all existing ccahe images */
549          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
550    
551          map_draw_gpx(context->appdata, context->widget,
552                       context->appdata->cur_gpx);
553          name = g_strdup(context->appdata->cur_gpx->name);
554          context->state = MAP_GPX;
555        }
556      } else {
557        if(context->state != MAP_CACHE) {
558          printf("map_setp(CACHE)\n");
559    
560          /* clear all existing ccahe images */
561          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
562    
563          map_draw_cache(context->widget, context->appdata->cur_cache);
564          name = g_strdup(context->appdata->cur_cache->name);
565          context->state = MAP_CACHE;
566        }
567      }
568    
569      if(name) {
570        char *title = g_strdup_printf(_("Map - %s"), name);
571        g_free(name);
572    
573        gtk_window_set_title(GTK_WINDOW(context->window), title);
574    
575        g_free(title);
576      } else
577        printf("map_setup(keep)\n");
578  }  }
579    
580    #ifdef USE_MAEMO
581    /* on maemo a window is either on top or completely invisible. this means that */
582    /* we only need to update the map window if its raised. on ordinary desktops this */
583    /* is different and we always update */
584    static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
585                             gpointer data) {
586    
587      map_setup((map_context_t*)data);
588      return FALSE;
589    }
590    #endif
591    
592    void map_update(appdata_t *appdata) {
593    #ifndef USE_MAEMO
594      if(appdata->map.context)
595        map_setup(appdata->map.context);
596    #endif
597    }
598    
599  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
600    map_context_t context;    map_context_t *context = NULL;
601    
602    GtkWidget *dialog = gtk_dialog_new_with_buttons(_("Map"),    /* if the map window already exists, just raise it */
603                            GTK_WINDOW(appdata->window),    if(appdata->map.context) {
604                            GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,      printf("using existing map!\n");
605                            GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,      gtk_window_present(GTK_WINDOW(appdata->map.context->window));
606                            NULL);      map_setup(appdata->map.context);
607        return;
608      }
609    
610  #ifndef USE_MAEMO    context = appdata->map.context = g_new0(map_context_t, 1);
611    gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 350);    context->appdata = appdata;
612      context->map_complete = FALSE;
613      context->state = MAP_NONE;
614    
615      /* cleanup old (pre 0.8.7) path if it exists */
616      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
617      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
618        printf("old file path %s exists\n", old_path);
619        rmdir_recursive(old_path);
620      }
621    
622      /* It is recommanded that all applications share these same */
623      /* map path, so data is only cached once. The path should be: */
624      /* ~/.osm-gps-map on standard PC     (users home) */
625      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
626      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
627    #if !defined(USE_MAEMO)
628      char *p = getenv("HOME");
629      if(!p) p = "/tmp";
630      char *path = g_strdup_printf("%s/.osm-gps-map", p);
631  #else  #else
632    gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);  #if MAEMO_VERSION_MAJOR == 5
633      char *path = g_strdup("/home/user/.osm-gps-map");
634    #else
635      char *path = g_strdup("/media/mmc2/osm-gps-map");
636    #endif
637  #endif  #endif
638    
639    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    const char *proxy = get_proxy_uri(appdata);
640    
641    char *path = g_strdup_printf("%s/map/", appdata->image_path);    gint source = context->appdata->map.source;
642      if(!source) source = MAP_SOURCE;
643    
644    context.widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
645                  "repo-uri", MAP_SOURCE_OPENSTREETMAP,                   "map-source",               source,
646                  "proxy-uri", get_proxy_uri(),                   "tile-cache",               path,
647                  "tile-cache", path,                   "auto-center",              FALSE,
648                     "record-trip-history",      FALSE,
649                     "show-trip-history",        FALSE,
650                     proxy?"proxy-uri":NULL,     proxy,
651                   NULL);                   NULL);
652    
653    g_free(path);    g_free(path);
654    
655  #if 0    osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
656    g_signal_connect(G_OBJECT(context.widget), "button-release-event",  
657                     G_CALLBACK(on_map_button_release_event), &context);  #ifdef USE_MAEMO
658      /* we don't use a stackable window here on fremantle, since */
659      /* this leaves the main window independent from the map and */
660      /* the user can e.g. still navigate the main menu */
661      context->window = hildon_window_new();
662    
663    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
664      g_signal_connect(G_OBJECT(context->window), "realize",
665                       G_CALLBACK(on_window_realize), NULL);
666    #endif // MAEMO_VERSION
667    #else
668      context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
669  #endif  #endif
670    
671    gtk_box_pack_start_defaults(GTK_BOX(hbox), context.widget);    /* setup cache state */
672    /* zoom button box */    map_setup(context);
   GtkWidget *vbox = gtk_vbox_new(FALSE,0);  
   
   context.zoomin =  
     map_add_button(GTK_STOCK_ZOOM_IN, G_CALLBACK(cb_map_zoomin),  
                    &context, _("Zoom in"));  
   gtk_box_pack_start(GTK_BOX(vbox), context.zoomin, FALSE, FALSE, 0);  
   
   context.zoomout =  
     map_add_button(GTK_STOCK_ZOOM_OUT, G_CALLBACK(cb_map_zoomout),  
                    &context, _("Zoom out"));  
   gtk_box_pack_start(GTK_BOX(vbox), context.zoomout, FALSE, FALSE, 0);  
   
   context.gps =  
     map_add_button(GTK_STOCK_HOME, G_CALLBACK(cb_map_gps),  
                    &context, _("Jump to GPS position"));  
   gtk_widget_set_sensitive(context.gps, FALSE);  
   /* install handler for timed updates of the gps button */  
   context.handler_id = gtk_timeout_add(1000, map_gps_update, &context);  
   gtk_box_pack_start(GTK_BOX(vbox), context.gps, FALSE, FALSE, 0);  
673    
674    gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);  #ifndef USE_MAEMO
675      gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
676    #endif
677    
678    gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox);  #ifdef USE_MAEMO
679      g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
680                       G_CALLBACK(on_focus_in), context);
681    #endif
682    
683    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE);    g_signal_connect(G_OBJECT(context->widget), "configure-event",
684                       G_CALLBACK(on_map_configure), context);
685    
686    gtk_widget_show_all(dialog);    g_signal_connect(G_OBJECT(context->widget), "button-press-event",
687                       G_CALLBACK(on_map_button_press_event), context);
688    
689    gtk_dialog_run(GTK_DIALOG(dialog));    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
690                       G_CALLBACK(on_map_button_release_event), context);
691    gtk_widget_destroy(dialog);  
692      /* install handler for timed updates of the gps button */
693      context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
694    
695    #if MAEMO_VERSION_MAJOR == 5
696      /* prevent some of the main screen things */
697      context->old_view = appdata->cur_view;
698      appdata->cur_view = NULL;
699    #endif
700    
701      g_signal_connect(G_OBJECT(context->window), "destroy",
702                       G_CALLBACK(on_window_destroy), context);
703    
704      gtk_container_add(GTK_CONTAINER(context->window), context->widget);
705      gtk_widget_show_all(GTK_WIDGET(context->window));
706  }  }
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