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

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 47 by harbaum, Thu Aug 6 20:23:12 2009 UTC revision 233 by harbaum, Wed Dec 9 19:45:36 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    /*
26     * TODO:
27     * - make semi-transparent caches selectable
28     */
29    
30  #include "gpxview.h"  #include "gpxview.h"
31    #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  /* equatorial radius in meters */  #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
40  #define EQ_RADIUS     (6378137.0)  #include <gdk/gdkx.h>
41    #include <X11/Xatom.h>
 #define RAD2DEG(a)  (((a)*180.0)/M_PI)  
 #define DEG2RAD(a)  (((a)*M_PI)/180.0)  
   
 typedef struct {  
   appdata_t *appdata;  
   GtkWidget *widget;  
   GtkWidget *zoomin, *zoomout, *gps;  
   gint handler_id;  
   cache_t *press_on;  
 #if MAEMO_VERSION_MAJOR == 5  
   GtkWidget *old_view;  
42  #endif  #endif
43  } map_context_t;  
44    /* default values */
45    #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
46    #define GPS_DEFAULT_ZOOM 13
47    
48  #define PROXY_KEY  "/system/http_proxy/"  #define PROXY_KEY  "/system/http_proxy/"
49    
# Line 49  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 70  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 79  static const char *get_proxy_uri(appdata Line 84  static const char *get_proxy_uri(appdata
84    return NULL;    return NULL;
85  }  }
86    
87  static void map_zoom(map_context_t *context, int step) {  static void
88    int zoom;  cb_map_gps(osd_button_t but, map_context_t *context) {
   OsmGpsMap *map = OSM_GPS_MAP(context->widget);  
   g_object_get(map, "zoom", &zoom, NULL);  
   zoom = osm_gps_map_set_zoom(map, zoom+step);  
   
   /* enable/disable zoom buttons as required */  
   gtk_widget_set_sensitive(context->zoomin, zoom<17);  
   gtk_widget_set_sensitive(context->zoomout, zoom>1);  
 }  
   
 static gboolean  
 cb_map_zoomin(GtkButton *button, map_context_t *context) {  
   map_zoom(context, +1);  
   return FALSE;  
 }  
   
 static gboolean  
 cb_map_zoomout(GtkButton *button, map_context_t *context) {  
   map_zoom(context, -1);  
   return FALSE;  
 }  
89    
90  static gboolean    if(but == OSD_GPS) {
91  cb_map_gps(GtkButton *button, map_context_t *context) {      printf("clicked OSD_GPS %p\n", context);
92    pos_t *refpos = get_pos(context->appdata);      printf("clicked OSD_GPS a %p\n", context->appdata);
93    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {  
94      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),      pos_t *refpos = get_pos(context->appdata);
95                                refpos->lat, refpos->lon, 14);      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
96    } else {        gint zoom;
97      /* no coordinates given: display the entire world */        g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
98      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),        if(zoom < 10)
99                                0.0, 0.0, 1);          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
100                                      refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
101          else
102            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
103                                   refpos->lat, refpos->lon);
104    
105          /* re-enable centering */
106          g_object_set(context->widget, "auto-center", TRUE, NULL);
107        } else {
108          /* no coordinates given: display the entire world */
109          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
110                                    0.0, 0.0, 1);
111        }
112    }    }
   
   return FALSE;  
113  }  }
114    
115  static GtkWidget  static int dist2pixel(map_context_t *context, float km, float lat) {
116  *map_add_button(const gchar *icon, GCallback cb, gpointer data,    return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget));
                 char *tooltip) {  
   GtkWidget *button = gtk_button_new();  
   gtk_button_set_image(GTK_BUTTON(button),  
                        gtk_image_new_from_stock(icon, GTK_ICON_SIZE_BUTTON));  
   g_signal_connect(button, "clicked", cb, data);  
 #ifndef USE_MAEMO  
   gtk_widget_set_tooltip_text(button, tooltip);  
 #endif  
   return button;  
117  }  }
118    
119  static gboolean map_gps_update(gpointer data) {  static gboolean map_gps_update(gpointer data) {
120    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
121    
122    #ifdef USE_MAEMO
123      if(context->appdata->goto_disable_screensaver)
124        if(osso_display_blanking_pause(context->appdata->osso_context) != OSSO_OK)
125          fprintf(stderr, "error with display blank\n");
126    #endif
127    
128      /* get reference position ... */
129    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
130    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
131    
132    /* get reference position and go there */    /* ... and enable "goto" button if it's valid */
133    gtk_widget_set_sensitive(context->gps, ok);    if(ok != context->goto_is_enabled) {
134        osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
135                    OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
136        context->goto_is_enabled = ok;
137      }
138    
139      if(ok) {
140        float heading = NAN;
141        int radius = 0;
142    
143        if(context->appdata->use_gps) {
144          heading = gps_get_heading(context->appdata);
145    
146          /* get error */
147          float eph = gps_get_eph(context->appdata);
148          if(!isnan(eph))
149            radius = dist2pixel(context, eph/1000, refpos->lat);
150        }
151    
152        /* TODO: in order to save energy: only draw if state actually changed */
153    
154        g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
155        osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
156                             refpos->lat, refpos->lon, heading);
157      } else
158        osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
159    
160    return TRUE;    return TRUE;
161  }  }
162    
163  static gboolean on_map_configure(GtkWidget *widget,  static void map_draw_cache(GtkWidget *map, cache_t *cache, gboolean semi) {
164                                   GdkEventConfigure *event,    int type = semi?ICON_CACHE_TYPE_SEMI:ICON_CACHE_TYPE;
                                  map_context_t *context) {  
165    
166    cb_map_gps(NULL, context);    GdkPixbuf *icon = icon_get(type, cache->type);
167      GdkPixbuf *over = NULL;
168    
169    return FALSE;    if(cache->mine)                   over = icon_get(type, 14);
170  }    else if(cache->found)             over = icon_get(type, 12);
171      else if(cache->notes) {
172        if(cache->notes->found)         over = icon_get(type, 12);
173        else if(cache->notes->override) over = icon_get(type, 11);
174        else                            over = icon_get(type, 13);
175      }
176    
177      pos_t *pos = &cache->pos;
178      /* check if there's also an overwritten coordinate */
179      if(cache->notes && cache->notes->override)
180        pos = &cache->notes->pos;
181    
182  static void map_draw_cachelist(GtkWidget *map, cache_t *cache) {    if(!isnan(pos->lat) && !isnan(pos->lon)) {
   while(cache) {  
     GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);  
   
183      osm_gps_map_add_image(OSM_GPS_MAP(map),      osm_gps_map_add_image(OSM_GPS_MAP(map),
184                            cache->pos.lat, cache->pos.lon, icon);                            pos->lat, pos->lon, icon);
185        if(over)
186      cache = cache->next;        osm_gps_map_add_image(OSM_GPS_MAP(map),
187                                pos->lat, pos->lon, over);
188    }    }
189  }  }
190    
191  /* draw a nice popup */  static void map_draw_wpt(GtkWidget *map, cache_t *cache, wpt_t *wpt) {
192  typedef struct {    /* only draw wpts that don't equal the main point */
193    appdata_t *appdata;    if(pos_differ(&cache->pos, &wpt->pos)) {
194    GtkWidget *window;      if(!isnan(wpt->pos.lat) && !isnan(wpt->pos.lon))  {
195    GMainLoop *loop;        GdkPixbuf *icon =
196  } popup_context_t;          icon_get(ICON_WPT, (wpt->sym!=WPT_SYM_UNKNOWN)?
197                     wpt->sym:WPT_SYM_REFPOINT);
198  /* draw shape */  
199  #define ARROW_BORDER   20        osm_gps_map_add_image(OSM_GPS_MAP(map),
200  #define CORNER_RADIUS  10                              wpt->pos.lat, wpt->pos.lon, icon);
201        }
 #ifndef USE_MAEMO  
 #define POPUP_WIDTH  300  
 #define POPUP_HEIGHT 100  
 #else  
 #define POPUP_WIDTH  350  
 #define POPUP_HEIGHT 120  
 #endif  
   
 static gboolean  
 pointer_in_window(GtkWidget *widget, gint x_root, gint y_root) {  
   if(GTK_WIDGET_MAPPED(gtk_widget_get_toplevel(widget))) {  
     gint window_x, window_y;  
   
     gdk_window_get_position(gtk_widget_get_toplevel(widget)->window,  
                             &window_x, &window_y);  
   
     if(x_root >= window_x && x_root < window_x + widget->allocation.width &&  
         y_root >= window_y && y_root < window_y + widget->allocation.height)  
       return TRUE;  
202    }    }
   
   return FALSE;  
203  }  }
204    
205  static gboolean  static void map_draw_gpx(appdata_t *appdata, cache_display_t *caches,
206  on_button_press_event(GtkWidget *widget,                           GtkWidget *map, gpx_t *gpx,
207                            GdkEventButton *event, popup_context_t *context) {                           cache_t *nav, gboolean semi) {
208    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);    if(!gpx->notes_loaded) {
209        notes_load_all(appdata, gpx);
210    printf("overlay button press (in = %d)\n", in);      gpx->notes_loaded = TRUE;
   return !in;  
 }  
   
 static gboolean  
 on_button_release_event(GtkWidget *widget,  
                           GdkEventButton *event, popup_context_t *context) {  
   gboolean in = pointer_in_window(widget, event->x_root, event->y_root);  
   
   printf("overlay button release (in = %d)\n", in);  
   
   if(!in) {  
     printf("destroying popup\n");  
     gtk_widget_destroy(gtk_widget_get_toplevel(widget));  
211    }    }
212    
213    return !in;    cache_t *cache = gpx->cache;
214  }    while(cache) {
215        /* search if we have that cache already in our list/displayed */
216  static void      int i=0;
217  shutdown_loop(popup_context_t *context) {      while(caches[i].id && (strcmp(caches[i].id, cache->id) != 0))
218    if(g_main_loop_is_running(context->loop))        i++;
219      g_main_loop_quit(context->loop);  
220  }      if(!caches[i].id) {
221          /* if nav is given draw all other caches semitransparent. */
222  static gint        /* if nav is not given do what semi sais */
223  run_delete_handler(GtkWindow *window, GdkEventAny *event,        map_draw_cache(map, cache, nav?(cache != nav):semi);
224                     popup_context_t *context) {        caches[i].id = cache->id;
225    shutdown_loop(context);  
226    return TRUE; /* Do not destroy */        /* also draw waypoints of nav cache */
227  }        if(nav && cache == nav) {
228            wpt_t *wpt = cache->wpt;
229  static void          while(wpt) {
230  run_destroy_handler(GtkWindow *window, popup_context_t *context) {            map_draw_wpt(map, cache, wpt);
231    /* shutdown_loop will be called by run_unmap_handler */            wpt = wpt->next;
232    printf("popup destroyed\n");          }
233  }        }
234        }
235    
236  static void      cache = cache->next;
237  run_unmap_handler(GtkWindow *window, popup_context_t *context) {    }
   shutdown_loop(context);  
238  }  }
239    
240  static void popup_window_shape(GtkWidget *window, int tip_x, int tip_y) {  /* draw geocaches and set window title */
241    GdkBitmap *mask = gdk_pixmap_new(NULL, POPUP_WIDTH, POPUP_HEIGHT, 1);  static void map_setup(map_context_t *context) {
242      char *name = NULL;
   GdkGC *gc = gdk_gc_new(mask);  
   GdkColormap *colormap;  
   GdkColor black;  
   GdkColor white;  
   
   /* get black/white color values */  
   colormap = gdk_colormap_get_system();  
   gdk_color_black(colormap, &black);  
   gdk_color_white(colormap, &white);  
   
   /* erase */  
   gdk_gc_set_foreground(gc, &black);  
   gdk_gc_set_background(gc, &white);  
   
   /* erase background */  
   gdk_draw_rectangle(mask, gc, TRUE, 0, 0, POPUP_WIDTH, POPUP_HEIGHT);  
   
   gdk_gc_set_foreground(gc, &white);  
   gdk_gc_set_background(gc, &black);  
243    
244    /* the tip is always above or below the "bubble" but never at its side */    int cache_num = gpx_total_caches_global(context->appdata->gpx);
   guint tip_offset = (tip_y == 0)?ARROW_BORDER:0;  
245    
246    gdk_draw_rectangle(mask, gc, TRUE,    if(context->caches_displayed && (cache_num != context->cache_list_len)) {
247                       0, tip_offset + CORNER_RADIUS,      //    printf("re-alloc because %p %d/%d\n", context->caches_displayed,
248                       POPUP_WIDTH,      //     cache_num, context->cache_list_len);
249                       POPUP_HEIGHT - 2*CORNER_RADIUS - ARROW_BORDER);      g_free(context->caches_displayed);
250        context->caches_displayed = NULL;
251        context->cache_list_len = 0;
252      }
253    
254      /* allocate buffer */
255      if(cache_num && !context->caches_displayed) {
256        context->cache_list_len = cache_num;
257        context->caches_displayed = g_new0(cache_display_t, cache_num+1);
258        printf("allocated space to handle %d map icons\n", cache_num);
259      }
260    
261      if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
262        if(context->state != MAP_ALL) {
263          printf("map_setup(ALL)\n");
264    
265          /* clear any pending balloon */
266          context->balloon = NULL;
267          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
268    
269    #ifdef OSD_NAV
270          /* no navigation in this mode */
271          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
272    #endif
273    
274          /* clear all existing cache images */
275          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
276          memset(context->caches_displayed, 0,
277                 (cache_num+1) * sizeof(cache_display_t));
278    
279          /* draw all geocaches and none is semi-transparent */
280          gpx_t *gpx = context->appdata->gpx;
281          while(gpx) {
282            map_draw_gpx(context->appdata, context->caches_displayed,
283                         context->widget, gpx, NULL, FALSE);
284            gpx = gpx->next;
285          }
286    
287          {
288            int i=0;
289            while(context->caches_displayed[i].id) i++;
290            printf("number of caches actually displayed: %d\n", i);
291          }
292    
293    gdk_draw_rectangle(mask, gc, TRUE,        name = g_strdup(_("all"));
294                       CORNER_RADIUS, tip_offset,        context->state = MAP_ALL;
295                       POPUP_WIDTH  - 2*CORNER_RADIUS,      }
296                       POPUP_HEIGHT - ARROW_BORDER);    } else if(!context->appdata->cur_cache) {
297        if(context->state != MAP_GPX) {
298    int off[][2] = {        printf("map_setup(GPX)\n");
299            { CORNER_RADIUS,               tip_offset + CORNER_RADIUS },  
300            { POPUP_WIDTH - CORNER_RADIUS, tip_offset + CORNER_RADIUS },        /* clear any pending balloon */
301            { POPUP_WIDTH - CORNER_RADIUS,        context->balloon = NULL;
302              POPUP_HEIGHT - CORNER_RADIUS - ARROW_BORDER + tip_offset},        osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
303            { CORNER_RADIUS,  
304              POPUP_HEIGHT - CORNER_RADIUS  - ARROW_BORDER + tip_offset}};  #ifdef OSD_NAV
305          /* no navigation in this mode */
306    int i;        osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
307    for(i=0;i<4;i++) {  #endif
308      gdk_draw_arc(mask, gc, TRUE,  
309                   off[i][0]-CORNER_RADIUS, off[i][1]-CORNER_RADIUS,        /* clear all existing cache images */
310                   2*CORNER_RADIUS,         2*CORNER_RADIUS,        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
311                   0, 360*64);        memset(context->caches_displayed, 0,
312    }               (cache_num+1) * sizeof(cache_display_t));
313    
314    GdkPoint points[3] = { {POPUP_WIDTH*1/3, POPUP_HEIGHT/2},        /* draw all geocaches and all other gpx files are semi-transparent */
315                           {POPUP_WIDTH*2/3, POPUP_HEIGHT/2},        map_draw_gpx(context->appdata, context->caches_displayed,
316                           {tip_x,tip_y} };                     context->widget, context->appdata->cur_gpx, NULL, FALSE);
317    gdk_draw_polygon(mask, gc, TRUE, points, 3);  
318          gpx_t *gpx = context->appdata->gpx;
319          while(gpx) {
320            if(gpx != context->appdata->cur_gpx)
321              map_draw_gpx(context->appdata, context->caches_displayed,
322                           context->widget, gpx, NULL, TRUE);
323    
324            gpx = gpx->next;
325          }
326    
327    gdk_window_shape_combine_mask(window->window, mask, 0, 0);        name = g_strdup(context->appdata->cur_gpx->name);
328  }        context->state = MAP_GPX;
329        }
330      } else {
331        cache_t *cache = context->appdata->cur_cache;
332    
333        printf("map_setup(CACHE)\n");
334    
335        /* clear any pending balloon */
336        context->balloon = NULL;
337        osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
338    
339        /* clear all existing ccahe images */
340        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
341        memset(context->caches_displayed, 0,
342               (cache_num+1) * sizeof(cache_display_t));
343    
344        /* draw all geocaches and all but selected one are semi-transparent */
345        gpx_t *gpx = context->appdata->gpx;
346        while(gpx) {
347          map_draw_gpx(context->appdata, context->caches_displayed,
348                       context->widget, gpx, cache, FALSE);
349          gpx = gpx->next;
350        }
351    
352  /* create a left aligned label (normal ones are centered) */      name = g_strdup(cache->name);
353  static GtkWidget *gtk_label_left_new(char *str) {      context->state = MAP_CACHE;
354    GtkWidget *label = gtk_label_new(str);  
355    gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);      /* navigation in this mode! */
356    return label;      pos_t cpos = gpx_cache_pos(cache);
 }  
357    
358  /* the small labels are actually only on maemo small */  #ifdef OSD_NAV
359  #ifdef USE_MAEMO      osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),
360  #define MARKUP_SMALL "<span size='small'>%s</span>"                                context->appdata->imperial,
361  GtkWidget *gtk_label_small_left_new(char *str) {                                cpos.lat, cpos.lon, cache->name);
   GtkWidget *label = gtk_label_new("");  
   char *markup = g_markup_printf_escaped(MARKUP_SMALL, str);  
   gtk_label_set_markup(GTK_LABEL(label), markup);  
   g_free(markup);  
   gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);  
   return label;  
 }  
 #define gtk_label_big_left_new(a) gtk_label_left_new(a)  
362  #else  #else
363  #define gtk_label_small_left_new(a) gtk_label_left_new(a)  #warning OSD_NAV not defined!
 #define MARKUP_BIG "<span size='x-large'>%s</span>"  
 GtkWidget *gtk_label_big_left_new(char *str) {  
   GtkWidget *label = gtk_label_new("");  
   char *markup = g_markup_printf_escaped(MARKUP_BIG, str);  
   gtk_label_set_markup(GTK_LABEL(label), markup);  
   g_free(markup);  
   gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);  
   return label;  
 }  
364  #endif  #endif
   
 void cache_popup(map_context_t *mcontext, cache_t *cache) {  
   popup_context_t pcontext;  
   pcontext.appdata = mcontext->appdata;  
   
   pcontext.window = gtk_window_new(GTK_WINDOW_POPUP);  
   gtk_widget_realize(pcontext.window);  
   gtk_window_set_default_size(GTK_WINDOW(pcontext.window),  
                               POPUP_WIDTH, POPUP_HEIGHT);  
   gtk_window_resize(GTK_WINDOW(pcontext.window), POPUP_WIDTH, POPUP_HEIGHT);  
   //  gtk_window_set_resizable(GTK_WINDOW(pcontext.window), FALSE);  
   gtk_window_set_transient_for(GTK_WINDOW(pcontext.window),  
                                GTK_WINDOW(mcontext->appdata->window));  
   gtk_window_set_keep_above(GTK_WINDOW(pcontext.window), TRUE);  
   gtk_window_set_destroy_with_parent(GTK_WINDOW(pcontext.window), TRUE);  
   gtk_window_set_gravity(GTK_WINDOW(pcontext.window), GDK_GRAVITY_STATIC);  
   gtk_window_set_modal(GTK_WINDOW(pcontext.window), TRUE);  
   
   /* connect events */  
   g_signal_connect(G_OBJECT(pcontext.window), "button-press-event",  
                    G_CALLBACK(on_button_press_event), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "button-release-event",  
                    G_CALLBACK(on_button_release_event), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "delete-event",  
                    G_CALLBACK(run_delete_handler), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "destroy",  
                    G_CALLBACK(run_destroy_handler), &pcontext);  
   g_signal_connect(G_OBJECT(pcontext.window), "unmap",  
                    G_CALLBACK(run_unmap_handler), &pcontext);  
   
   gdk_pointer_grab(pcontext.window->window, TRUE,  
      GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK,  
                    NULL, NULL, GDK_CURRENT_TIME);  
   gtk_grab_add(pcontext.window);  
   
   /* check whether cache is in upper or lower half of window */  
   gint x, y, sx, sy;  
   osm_gps_map_geographic_to_screen(OSM_GPS_MAP(mcontext->widget),  
                                    cache->pos.lat, cache->pos.lon,  
                                    &sx, &sy);  
   
   gdk_window_get_origin(mcontext->widget->window, &x, &y);  
   
   gint ax = 0, ay = 0;  
   if(sx > mcontext->widget->allocation.width/2)  
     ax = POPUP_WIDTH;  
   
   if(sy > mcontext->widget->allocation.height/2)  
     ay = POPUP_HEIGHT;  
   
 #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5)  
   GdkColor color;  
   gdk_color_parse("darkgray", &color);  
   gtk_widget_modify_bg(GTK_WIDGET(pcontext.window), GTK_STATE_NORMAL, &color);  
 #endif  
   
   gtk_window_move(GTK_WINDOW(pcontext.window),  
                   x + mcontext->widget->allocation.x + sx - ax,  
                   y + mcontext->widget->allocation.y + sy - ay);  
   
   
   GtkWidget *alignment = gtk_alignment_new(0.5, 0.5, 1.0, 1.0);  
   gtk_alignment_set_padding(GTK_ALIGNMENT(alignment),  
                             CORNER_RADIUS/2 + (ay?0:ARROW_BORDER),  
                             CORNER_RADIUS/2 + (ay?ARROW_BORDER:0),  
                             CORNER_RADIUS, CORNER_RADIUS);  
   
   /* --- actual content ---- */  
   GtkWidget *vbox = gtk_vbox_new(FALSE, 0);  
   
   if(cache->id) {  
     GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);  
   
     gtk_box_pack_start(GTK_BOX(ihbox),  
        icon_get_widget(ICON_CACHE_TYPE, cache->type),  
        FALSE, FALSE, 5);  
   
     gtk_box_pack_start_defaults(GTK_BOX(ihbox),  
                 gtk_label_big_left_new(cache->id));  
   
     gtk_box_pack_start_defaults(GTK_BOX(vbox), ihbox);  
365    }    }
366    
367    if(cache->name) {    /* also mark geomath position */
     GtkWidget *label = gtk_label_small_left_new(cache->name);  
     gtk_label_set_ellipsize(GTK_LABEL(label), PANGO_ELLIPSIZE_END);  
     gtk_box_pack_start_defaults(GTK_BOX(vbox), label);  
   }  
368    
369    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    /* remove all existing appearances of this icon first */
370    if(cache->terrain) {    osm_gps_map_remove_image(OSM_GPS_MAP(context->widget),
371      GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);                             icon_get(ICON_MISC, 4));
372      gtk_box_pack_start(GTK_BOX(ihbox),  
373         gtk_label_small_left_new(_("Terrain:")), FALSE, FALSE, 0);    if(!isnan(context->appdata->geomath.lat) &&
374      gtk_box_pack_start(GTK_BOX(ihbox),       !isnan(context->appdata->geomath.lon))  {
        icon_get_widget(ICON_STARS, (int)(cache->terrain*2-2)),  
        FALSE, FALSE, 5);  
     gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);  
   }  
375    
376    if(cache->difficulty) {      osm_gps_map_add_image(OSM_GPS_MAP(context->widget),
377      GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);                            context->appdata->geomath.lat,
378      gtk_box_pack_start(GTK_BOX(ihbox),                            context->appdata->geomath.lon,
379         gtk_label_small_left_new(_("Difficulty:")), FALSE, FALSE, 0);                            icon_get(ICON_MISC, 4));
     gtk_box_pack_start(GTK_BOX(ihbox),  
        icon_get_widget(ICON_STARS, (int)(cache->difficulty*2-2)),  
        FALSE, FALSE, 5);  
     gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);  
380    }    }
381    
382    gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);    if(name) {
383        char *title = g_strdup_printf(_("Map - %s"), name);
384    gtk_container_add(GTK_CONTAINER(alignment), vbox);      g_free(name);
   /* ----------------------- */  
   
   
   gtk_container_add(GTK_CONTAINER(pcontext.window), alignment);  
   
   /* give window its shape */  
   popup_window_shape(pcontext.window, ax, ay);  
385    
386    gtk_widget_show_all(pcontext.window);      gtk_window_set_title(GTK_WINDOW(context->window), title);
387    
388        g_free(title);
389      } else
390        printf("map_setup(keep)\n");
391    }
392    
393    /* handle this popup until it's gone */  static gboolean on_map_configure(GtkWidget *widget,
394                                     GdkEventConfigure *event,
395    pcontext.loop = g_main_loop_new(NULL, FALSE);                                   map_context_t *context) {
396    
397    GDK_THREADS_LEAVE();    /* for some reason there's a configure event with 1/1 */
398    g_main_loop_run(pcontext.loop);    /* on diablo. We just ignore this! */
   GDK_THREADS_ENTER();  
399    
400    g_main_loop_unref(pcontext.loop);    printf("on_map_configure %d %d\n",
401             widget->allocation.width,
402             widget->allocation.height);
403    
404      if(!context->map_complete &&
405         (widget->allocation.width > 100) &&
406         (widget->allocation.height > 100)) {
407    
408        /* setup cache state */
409        map_setup(context);
410    
411        /* set default values if they are invalid */
412        if(!context->appdata->map.zoom ||
413           isnan(context->appdata->map.pos.lat) ||
414           isnan(context->appdata->map.pos.lon)) {
415          printf("no valid map position found\n");
416    
417          pos_t *refpos = get_pos(context->appdata);
418          if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
419            printf("use refpos\n");
420    
421            /* use gps position if present */
422            context->appdata->map.pos = *refpos;
423            context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
424          } else {
425            printf("use zero pos\n");
426    
427            /* use world map otherwise */
428            context->appdata->map.pos.lat = 0.0;
429            context->appdata->map.pos.lon = 0.0;
430            context->appdata->map.zoom = 1;
431          }
432        }
433    
434        /* jump to initial position */
435        printf("osm_gps_map_set_mapcenter(%f,%f,%d)\n",
436               context->appdata->map.pos.lat,
437               context->appdata->map.pos.lon,
438               context->appdata->map.zoom);
439    
440        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
441                                  context->appdata->map.pos.lat,
442                                  context->appdata->map.pos.lon,
443                                  context->appdata->map.zoom);
444        context->map_complete = TRUE;
445      }
446    
447    printf("cache popup removed\n");    return FALSE;
448  }  }
449    
450  static void  static void
451  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
452                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
453    
454    while(cache) {    while(cache) {
455        pos_t cpos = gpx_cache_pos(cache);
456    
457      float dist =      float dist =
458        pow(cache->pos.lat - pos->lat, 2) +        pow(cpos.lat - pos->lat, 2) +
459        pow(cache->pos.lon - pos->lon, 2);        pow(cpos.lon - pos->lon, 2);
460    
461      if(!(dist > *distance)) {      if(!(dist > *distance)) {
462        *result = cache;        *result = cache;
# Line 494  static cache_t *map_closest(map_context_ Line 471  static cache_t *map_closest(map_context_
471    cache_t *result = NULL;    cache_t *result = NULL;
472    float distance = NAN;    float distance = NAN;
473    
474  #ifdef USE_MAEMO    if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
   if(!context->appdata->cur_gpx) {  
 #endif  
475      /* search all geocaches */      /* search all geocaches */
476      gpx_t *gpx = context->appdata->gpx;      gpx_t *gpx = context->appdata->gpx;
477      while(gpx) {      while(gpx) {
478        map_cachelist_nearest(gpx->cache, pos, &result, &distance);        map_cachelist_nearest(gpx->cache, pos, &result, &distance);
479        gpx = gpx->next;        gpx = gpx->next;
480      }      }
481  #ifdef USE_MAEMO    } else if(context->appdata->cur_gpx) {
   } else {  
482      map_cachelist_nearest(context->appdata->cur_gpx->cache,      map_cachelist_nearest(context->appdata->cur_gpx->cache,
483                            pos, &result, &distance);                            pos, &result, &distance);
484    }    } else
485  #endif      result = context->appdata->cur_gpx->cache;
486    
487    return result;    return result;
488  }  }
# Line 516  static cache_t *map_closest(map_context_ Line 490  static cache_t *map_closest(map_context_
490  /* translate between osm-gps-map positions and gpxview ones */  /* translate between osm-gps-map positions and gpxview ones */
491  pos_t coord2pos(coord_t coo) {  pos_t coord2pos(coord_t coo) {
492    pos_t pos;    pos_t pos;
493    pos.lat = RAD2DEG(coo.rlat);    pos.lat = rad2deg(coo.rlat);
494    pos.lon = RAD2DEG(coo.rlon);    pos.lon = rad2deg(coo.rlon);
495    return pos;    return pos;
496  }  }
497    
 static int dist2pixel(map_context_t *context, float km, float lat) {  
   int zoom;  
   g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);  
   
   /* world at zoom 1 == 512 pixels */  
   float m_per_pix =  
     cos(DEG2RAD(lat))*2*M_PI*EQ_RADIUS/(1<<(8+zoom));  
   
   return 1000.0*km/m_per_pix;  
 }  
   
498  #define CLICK_FUZZ (24)  #define CLICK_FUZZ (24)
499    
500  static gboolean  static gboolean
501  on_map_button_press_event(GtkWidget *widget,  on_map_button_press_event(GtkWidget *widget,
502                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
503    
504    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
505    
506      /* check if we actually clicked parts of the OSD */
507      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
508        return FALSE;
509    
510    /* got a press event without release event? eat it! */    /* got a press event without release event? eat it! */
511    if(context->press_on != NULL) {    if(context->press_on != NULL) {
512      printf("PRESS: already\n");      printf("PRESS: already\n");
513      return TRUE;      return FALSE;
514    }    }
515    
516    pos_t pos =    pos_t pos =
# Line 550  on_map_button_press_event(GtkWidget *wid Line 518  on_map_button_press_event(GtkWidget *wid
518    
519    cache_t *nearest = map_closest(context, &pos);    cache_t *nearest = map_closest(context, &pos);
520    if(nearest) {    if(nearest) {
521      float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);      pos_t cpos = gpx_cache_pos(nearest);
522      if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
523        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
524        if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ)
525        context->press_on = nearest;        context->press_on = nearest;
526    }    }
527    
528    return FALSE;    return FALSE;
529  }  }
530    
531    static void
532    cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) {
533      /* convert the pixbuf into something cairo can handle */
534    
535      // Create a new ImageSurface
536      cairo_surface_t *image_surface =
537        cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
538                                   gdk_pixbuf_get_width(buf),
539                                   gdk_pixbuf_get_height(buf));
540    
541      // Create the new Context for the ImageSurface
542      g_assert(image_surface);
543      cairo_t *context = cairo_create(image_surface);
544    
545      // Draw the image on the new Context
546      gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0);
547      cairo_paint(context);
548    
549      // now draw this onto the original context
550      cairo_set_source_surface(cr, image_surface, x, y);
551    
552      cairo_paint(cr);
553    }
554    
555    #ifndef BIG_BALLOONS
556    #define ICON_SIZE  ICON_CACHE_TYPE
557    #else
558    #define ICON_SIZE  ICON_CACHE_TYPE_1_5X
559    #endif
560    
561    #ifndef BIG_BALLOONS
562    #define FONT_SIZE 14.0
563    #else
564    #define FONT_SIZE 22.0
565    #endif
566    #define LINE_SKIP  (FONT_SIZE/4)
567    
568    
569    static void
570    balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
571      printf("balloon event: ");
572    
573      map_context_t *context = (map_context_t*)data;
574      cache_t *cache = context->balloon;
575    
576      if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
577        printf("draw\n");
578    
579    #if 0
580        /* draw pink background to check clipping */
581        cairo_rectangle (event->data.draw.cr,
582                         event->data.draw.rect->x-20, event->data.draw.rect->y-20,
583                         event->data.draw.rect->w+40, event->data.draw.rect->h+40);
584        cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3);
585        cairo_fill_preserve (event->data.draw.cr);
586        cairo_set_line_width (event->data.draw.cr, 0);
587        cairo_stroke (event->data.draw.cr);
588    #endif
589    
590        /* leave a little border top and left */
591        gint x = event->data.draw.rect->x, y = event->data.draw.rect->y;
592    
593        /* draw the cache type icon ... */
594        GdkPixbuf *icon = icon_get(ICON_SIZE, cache->type);
595        cairo_draw_pixbuf(event->data.draw.cr, icon, x, y);
596    
597        if(cache->notes && cache->notes->override) {
598          GdkPixbuf *over = icon_get(ICON_SIZE, 11);
599          cairo_draw_pixbuf(event->data.draw.cr, over, x, y);
600        }
601    
602        /* ... and right of it the waypoint id */
603        cairo_text_extents_t extents;
604    
605        if(cache->id) {
606          cairo_select_font_face (event->data.draw.cr, "Sans",
607                                  CAIRO_FONT_SLANT_NORMAL,
608                                  CAIRO_FONT_WEIGHT_BOLD);
609    
610    #ifndef BIG_BALLOONS
611          cairo_set_font_size (event->data.draw.cr, 20.0);
612    #else
613          cairo_set_font_size (event->data.draw.cr, 36.0);
614    #endif
615    
616          cairo_text_extents (event->data.draw.cr, cache->id, &extents);
617    
618          /* display id right of icon vertically centered */
619          x += gdk_pixbuf_get_width(icon) + 5;
620          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
621          cairo_move_to (event->data.draw.cr, x, y);
622          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
623          cairo_show_text (event->data.draw.cr, cache->id);
624          cairo_stroke (event->data.draw.cr);
625    
626          y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
627        } else
628          y += gdk_pixbuf_get_height(icon);
629    
630        /* return to the left border and below icon/text */
631        x = event->data.draw.rect->x;
632    
633        /* everything from here uses the same font */
634        cairo_select_font_face (event->data.draw.cr, "Sans",
635                                CAIRO_FONT_SLANT_NORMAL,
636                                CAIRO_FONT_WEIGHT_NORMAL);
637    
638        cairo_set_font_size (event->data.draw.cr, FONT_SIZE);
639    
640        if(cache->name) {
641          /* draw cache name */
642          cairo_text_extents (event->data.draw.cr, cache->name, &extents);
643          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing);
644          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
645          cairo_show_text (event->data.draw.cr, cache->name);
646          cairo_stroke (event->data.draw.cr);
647    
648          /* return to the left border and below text */
649          y += LINE_SKIP + FONT_SIZE;
650          x = event->data.draw.rect->x;
651        }
652    
653        if(cache->terrain) {
654          int text_y = 0, icon_y = 0;
655    
656          /* draw cache rating */
657          const char *terrain = "Terrain:";
658          icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
659          cairo_text_extents (event->data.draw.cr, _(terrain), &extents);
660    
661          if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
662            text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
663          else
664            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
665    
666          /* draw "Terrain:" string */
667          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
668          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
669          cairo_show_text (event->data.draw.cr, _(terrain));
670          cairo_stroke (event->data.draw.cr);
671          x += extents.width + 2;
672    
673          /* draw terrain stars */
674          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
675    
676          x += gdk_pixbuf_get_width(icon) + FONT_SIZE/2;
677        }
678    
679        if(cache->difficulty) {
680          int text_y = 0, icon_y = 0;
681    
682          const char *difficulty = "Difficulty:";
683          icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
684          cairo_text_extents (event->data.draw.cr, _(difficulty), &extents);
685    
686          if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
687            text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
688          else
689            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
690    
691          /* draw "Difficulty:" string */
692          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
693          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
694          cairo_show_text (event->data.draw.cr, _(difficulty));
695          cairo_stroke (event->data.draw.cr);
696          x += extents.width + 2;
697    
698          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
699        }
700    
701        /* draw container info */
702        /* TODO ... */
703    
704    
705      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) {
706        printf("click %s event at %d %d\n",
707               event->data.click.down?"down":"up",
708               event->data.click.x, event->data.click.y);
709    
710        /* make the main screen jump to that cache */
711        if(!event->data.click.down) {
712          if(context->appdata->cur_cache) {
713            printf("ERROR: no current cache should be visible!\n");
714          } else {
715            gpx_t *is_in = NULL;
716    
717            if(!context->appdata->cur_gpx) {
718              printf("click while in \"all\" view\n");
719    
720              /* we first need to figure out which gpx file this cache */
721              /* is in so we can open it first */
722              gpx_t *gpx = context->appdata->gpx;
723              while(gpx && !is_in) {
724                cache_t *cur = gpx->cache;
725                while(cur && !is_in) {
726                  if(cur == cache)
727                    is_in = gpx;
728                  cur = cur->next;
729                }
730                gpx = gpx->next;
731              }
732    
733              if(is_in)
734                gpxlist_goto_cachelist(context->appdata, is_in);
735    
736            } else
737              /* the simple case: there already is an open gpx file and */
738              /* we just jump into the "cache" view */
739              is_in = context->appdata->cur_gpx;
740    
741            if(is_in) {
742              printf("selecting %s in %s\n",
743                     cache->id,
744                     context->appdata->cur_gpx->name);
745    
746              cachelist_goto_cache(context->appdata, cache);
747    
748              /* give focus to main screen (important for maemo) */
749              printf("raising main window\n");
750              gtk_window_present(GTK_WINDOW(context->appdata->window));
751            }
752          }
753        }
754      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) {
755        printf("removed\n");
756        context->balloon = NULL;
757      }
758    }
759    
760  static gboolean  static gboolean
761  on_map_button_release_event(GtkWidget *widget,  on_map_button_release_event(GtkWidget *widget,
762                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
763      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
764    
765      /* in "MAP_CACHE" state only one cache is visible */
766      /* and the map is in navigation mode. the balloon is */
767      /* pretty useless there */
768    if(context->press_on) {    if(context->press_on) {
769      OsmGpsMap *map = OSM_GPS_MAP(context->widget);  
770        coord_t coo;
771        coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
772    
773      pos_t pos =      pos_t pos =
774        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
775    
776      cache_t *nearest = map_closest(context, &pos);      cache_t *nearest = map_closest(context, &pos);
777      if(nearest && nearest == context->press_on) {      if(nearest && nearest == context->press_on) {
778        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);        pos_t cpos = gpx_cache_pos(nearest);
779        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
780          cache_popup(context, nearest);        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
781          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
782    
783            context->balloon = nearest;
784            osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
785                                         balloon_cb, context);
786          }
787      }      }
788      context->press_on = NULL;      context->press_on = NULL;
789      } else {
790        /* save new map position */
791        gfloat lat, lon;
792        g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
793        context->appdata->map.pos.lat = lat;
794        context->appdata->map.pos.lon = lon;
795    }    }
796    
797    return FALSE;    return FALSE;
798  }  }
799    
   
 #if MAEMO_VERSION_MAJOR == 5  
800  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
801    printf("destroy map view\n");    appdata_t *appdata = context->appdata;
802    
803      /* save map parameters */
804      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
805      gint zoom;
806      g_object_get(map, "zoom", &zoom, NULL);
807      context->appdata->map.zoom = zoom;
808    
809      gfloat lat, lon;
810      g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
811      context->appdata->map.pos.lat = lat;
812      context->appdata->map.pos.lon = lon;
813    
814      gint source;
815      g_object_get(map, "map-source", &source, NULL);
816      context->appdata->map.source = source;
817    
818    #if MAEMO_VERSION_MAJOR == 5
819    /* restore cur_view */    /* restore cur_view */
820    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
821    #endif
822    
823    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
824      gps_unregister_callback(appdata, context->cb_id);
825    
826      if(context->caches_displayed) {
827        g_free(context->caches_displayed);
828        context->caches_displayed = NULL;
829      }
830    
831      printf("destroy map context\n");
832    g_free(context);    g_free(context);
833      appdata->map.context = NULL;
834  }  }
 #endif  
835    
836  void map(appdata_t *appdata) {  #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
837    map_context_t *context = g_new0(map_context_t, 1);  /* get access to zoom buttons */
838    context->appdata = appdata;  static void
839    on_window_realize(GtkWidget *widget, gpointer data) {
840      if (widget->window) {
841        unsigned char value = 1;
842        Atom hildon_zoom_key_atom =
843          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
844          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
845        Display *dpy =
846          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
847        Window w = GDK_WINDOW_XID(widget->window);
848    
849    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);      XChangeProperty(dpy, w, hildon_zoom_key_atom,
850                        integer_atom, 8, PropModeReplace, &value, 1);
851      }
852    }
853    #endif
854    
855    char *path = g_strdup_printf("%s/map/", appdata->image_path);  /* on maemo a window is either on top or completely invisible. this */
856    const char *proxy = get_proxy_uri(appdata);  /* means that we only need to update the map window if its raised.  */
857    /* on ordinary desktops this is different and we always update */
858    
859    context->widget = g_object_new(OSM_TYPE_GPS_MAP,  static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
860                  "repo-uri", MAP_SOURCE_OPENSTREETMAP,                           gpointer data) {
861                  "tile-cache", path,    map_context_t *context = (map_context_t*)data;
                 proxy?"proxy-uri":NULL, proxy,  
                  NULL);  
862    
863    g_free(path);    printf("map got focus\n");
864    
   char *name = NULL;  
865  #ifdef USE_MAEMO  #ifdef USE_MAEMO
866    if(!appdata->cur_gpx) {    /* re-enable refresh of map */
867      if(!context->handler_id)
868        context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
869  #endif  #endif
870      /* draw all geocaches */  
871      gpx_t *gpx = appdata->gpx;    map_setup(context);
872      while(gpx) {    return FALSE;
873        map_draw_cachelist(context->widget, gpx->cache);  }
874        gpx = gpx->next;  
875      }  static gboolean on_focus_out(GtkWidget *widget, GdkEventFocus *event,
876      name = g_strdup(_("all geocaches"));                           gpointer data) {
877      map_context_t *context = (map_context_t*)data;
878    
879      printf("map lost focus\n");
880    
881      /* save new map position */
882      gfloat lat, lon;
883      g_object_get(widget, "latitude", &lat, "longitude", &lon, NULL);
884    
885      context->appdata->map.pos.lat = lat;
886      context->appdata->map.pos.lon = lon;
887    
888  #ifdef USE_MAEMO  #ifdef USE_MAEMO
889    } else {    gtk_timeout_remove(context->handler_id);
890      map_draw_cachelist(context->widget, appdata->cur_gpx->cache);    context->handler_id = 0;
     name = g_strdup(appdata->cur_gpx->name);  
   }  
891  #endif  #endif
892    
893    char *title = g_strdup_printf(_("Map - %s"), name);    return FALSE;
894    g_free(name);  }
895    
896    void map_update(appdata_t *appdata) {
897      printf("map_update\n");
898    #ifndef USE_MAEMO
899      if(appdata->map.context)
900        map_setup(appdata->map.context);
901    #endif
902    }
903    
904    /* callback called by the gps layer whenever gps state changes */
905    static void
906    gps_callback(struct gps_state *state, gpointer data) {
907      printf("map: gps callback\n");
908    }
909    
910    void map(appdata_t *appdata) {
911      map_context_t *context = NULL;
912    
913      /* if the map window already exists, just raise it */
914      if(appdata->map.context) {
915        printf("using existing map!\n");
916        gtk_window_present(GTK_WINDOW(appdata->map.context->window));
917        map_setup(appdata->map.context);
918        return;
919      }
920    
921      context = appdata->map.context = g_new0(map_context_t, 1);
922      printf("allocated new context at %p\n", context);
923    
924      context->appdata = appdata;
925      context->map_complete = FALSE;
926      context->state = MAP_NONE;
927    
928      /* cleanup old (pre 0.8.7) path if it exists */
929      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
930      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
931        printf("old file path %s exists\n", old_path);
932        rmdir_recursive(old_path);
933      }
934    
935      /* It is recommanded that all applications share these same */
936      /* map path, so data is only cached once. The path should be: */
937      /* ~/.osm-gps-map on standard PC     (users home) */
938      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
939      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
940    #if !defined(USE_MAEMO)
941      char *p = getenv("HOME");
942      if(!p) p = "/tmp";
943      char *path = g_strdup_printf("%s/.osm-gps-map", p);
944    #else
945  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
946    GtkWidget *window = hildon_stackable_window_new();    char *path = g_strdup("/home/user/.osm-gps-map");
   gtk_window_set_title(GTK_WINDOW(window), title);  
947  #else  #else
948    GtkWidget *dialog = gtk_dialog_new_with_buttons(title,    char *path = g_strdup("/media/mmc2/osm-gps-map");
949                            GTK_WINDOW(appdata->window),  #endif
950                            GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,  #endif
                           GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,  
                           NULL);  
951    
952  #ifndef USE_MAEMO    const char *proxy = get_proxy_uri(appdata);
953    gtk_window_set_default_size(GTK_WINDOW(dialog), 640, 480);  
954      gint source = context->appdata->map.source;
955      if(!source) source = MAP_SOURCE;
956    
957      context->widget = g_object_new(OSM_TYPE_GPS_MAP,
958                     "map-source",               source,
959                     "tile-cache",               path,
960                     "auto-center",              FALSE,
961                     "record-trip-history",      FALSE,
962                     "show-trip-history",        FALSE,
963                     proxy?"proxy-uri":NULL,     proxy,
964                     NULL);
965    
966      g_free(path);
967    
968      osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
969    
970    #ifdef USE_MAEMO
971      /* we don't use a stackable window here on fremantle, since */
972      /* this leaves the main window independent from the map and */
973      /* the user can e.g. still navigate the main menu */
974      context->window = hildon_window_new();
975    
976    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
977      g_signal_connect(G_OBJECT(context->window), "realize",
978                       G_CALLBACK(on_window_realize), NULL);
979    #endif // MAEMO_VERSION
980  #else  #else
981    gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
982  #endif  #endif
983    
984    #ifndef USE_MAEMO
985      gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
986  #endif  #endif
987    
988    g_free(title);    g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
989                       G_CALLBACK(on_focus_in), context);
990    
991      g_signal_connect(G_OBJECT(context->widget), "focus-out-event",
992                       G_CALLBACK(on_focus_out), context);
993    
994    g_signal_connect(G_OBJECT(context->widget), "configure-event",    g_signal_connect(G_OBJECT(context->widget), "configure-event",
995                     G_CALLBACK(on_map_configure), context);                     G_CALLBACK(on_map_configure), context);
# Line 658  void map(appdata_t *appdata) { Line 1000  void map(appdata_t *appdata) {
1000    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
1001                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
1002    
   gtk_box_pack_start_defaults(GTK_BOX(hbox), context->widget);  
   /* zoom button box */  
   GtkWidget *vbox = gtk_vbox_new(FALSE,0);  
   
   context->zoomin =  
     map_add_button(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);  
1003    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
1004    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
1005    gtk_box_pack_start(GTK_BOX(vbox), context->gps, FALSE, FALSE, 0);    context->cb_id = gps_register_callback(appdata, gps_callback, context);
   
   gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);  
1006    
1007  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
1008    /* prevent some of the main screen things */    /* prevent some of the main screen things */
1009    context->old_view = appdata->cur_view;    context->old_view = appdata->cur_view;
1010    appdata->cur_view = NULL;    appdata->cur_view = NULL;
1011    #endif
1012    
1013    g_signal_connect(G_OBJECT(window), "destroy",    g_signal_connect(G_OBJECT(context->window), "destroy",
1014                     G_CALLBACK(on_window_destroy), context);                     G_CALLBACK(on_window_destroy), context);
1015    
1016    gtk_container_add(GTK_CONTAINER(window), hbox);    gtk_container_add(GTK_CONTAINER(context->window), context->widget);
1017    gtk_widget_show_all(GTK_WIDGET(window));    gtk_widget_show_all(GTK_WIDGET(context->window));
   
 #else  
   gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox);  
   gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE);  
   gtk_widget_show_all(dialog);  
   gtk_dialog_run(GTK_DIALOG(dialog));  
   gtk_timeout_remove(context->handler_id);  
   gtk_widget_destroy(dialog);  
   g_free(context);  
 #endif  
1018  }  }
Legend:
Removed from v.47  
changed lines
  Added in v.233