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

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revision 47 by harbaum, Thu Aug 6 20:23:12 2009 UTC revision 220 by harbaum, Sat Nov 28 14:20:28 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) {      pos_t *refpos = get_pos(context->appdata);
92    pos_t *refpos = get_pos(context->appdata);      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
93    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {        gint zoom;
94      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),        g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
95                                refpos->lat, refpos->lon, 14);        if(zoom < 10)
96    } else {          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
97      /* no coordinates given: display the entire world */                                    refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
98      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),        else
99                                0.0, 0.0, 1);          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    }    }
   
   return FALSE;  
110  }  }
111    
112  static GtkWidget  static int dist2pixel(map_context_t *context, float km, float lat) {
113  *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;  
114  }  }
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 ... */
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    /* get reference position and go there */    /* ... and enable "goto" button if it's valid */
125    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) {
132        float heading = NAN;
133        int radius = 0;
134    
135        if(context->appdata->use_gps) {
136          heading = gps_get_heading(context->appdata);
137    
138          /* get error */
139          float eph = gps_get_eph(context->appdata);
140          if(!isnan(eph))
141            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);
147        osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
148                             refpos->lat, refpos->lon, heading);
149      } else
150        osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
151    
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;
                                  map_context_t *context) {  
157    
158    cb_map_gps(NULL, context);    GdkPixbuf *icon = icon_get(type, cache->type);
159      GdkPixbuf *over = NULL;
160    
161    return FALSE;    if(cache->mine)                   over = icon_get(type, 14);
162  }    else if(cache->found)             over = icon_get(type, 12);
163      else if(cache->notes) {
164        if(cache->notes->found)         over = icon_get(type, 12);
165        else if(cache->notes->override) over = icon_get(type, 11);
166        else                            over = icon_get(type, 13);
167      }
168    
169      pos_t *pos = &cache->pos;
170      /* check if there's also an overwritten coordinate */
171      if(cache->notes && cache->notes->override)
172        pos = &cache->notes->pos;
173    
174  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);  
   
175      osm_gps_map_add_image(OSM_GPS_MAP(map),      osm_gps_map_add_image(OSM_GPS_MAP(map),
176                            cache->pos.lat, cache->pos.lon, icon);                            pos->lat, pos->lon, icon);
177        if(over)
178      cache = cache->next;        osm_gps_map_add_image(OSM_GPS_MAP(map),
179                                pos->lat, pos->lon, over);
180    }    }
181  }  }
182    
183  /* draw a nice popup */  static void map_draw_wpt(GtkWidget *map, cache_t *cache, wpt_t *wpt) {
184  typedef struct {    /* only draw wpts that don't equal the main point */
185    appdata_t *appdata;    if(pos_differ(&cache->pos, &wpt->pos)) {
186    GtkWidget *window;      if(!isnan(wpt->pos.lat) && !isnan(wpt->pos.lon))  {
187    GMainLoop *loop;        GdkPixbuf *icon =
188  } popup_context_t;          icon_get(ICON_WPT, (wpt->sym!=WPT_SYM_UNKNOWN)?
189                     wpt->sym:WPT_SYM_REFPOINT);
190  /* draw shape */  
191  #define ARROW_BORDER   20        osm_gps_map_add_image(OSM_GPS_MAP(map),
192  #define CORNER_RADIUS  10                              wpt->pos.lat, wpt->pos.lon, icon);
193        }
 #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;  
194    }    }
   
   return FALSE;  
 }  
   
 static gboolean  
 on_button_press_event(GtkWidget *widget,  
                           GdkEventButton *event, popup_context_t *context) {  
   gboolean in = pointer_in_window(widget, event->x_root, event->y_root);  
   
   printf("overlay button press (in = %d)\n", in);  
   return !in;  
195  }  }
196    
197  static gboolean  static void map_draw_gpx(appdata_t *appdata, cache_display_t *caches,
198  on_button_release_event(GtkWidget *widget,                           GtkWidget *map, gpx_t *gpx,
199                            GdkEventButton *event, popup_context_t *context) {                           cache_t *nav, gboolean semi) {
200    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);    if(!gpx->notes_loaded) {
201        notes_load_all(appdata, gpx);
202    printf("overlay button release (in = %d)\n", in);      gpx->notes_loaded = TRUE;
   
   if(!in) {  
     printf("destroying popup\n");  
     gtk_widget_destroy(gtk_widget_get_toplevel(widget));  
203    }    }
204    
205    return !in;    cache_t *cache = gpx->cache;
206  }    while(cache) {
207        /* search if we have that cache already in our list/displayed */
208  static void      int i=0;
209  shutdown_loop(popup_context_t *context) {      while(caches[i].id && (strcmp(caches[i].id, cache->id) != 0))
210    if(g_main_loop_is_running(context->loop))        i++;
211      g_main_loop_quit(context->loop);  
212  }      if(!caches[i].id) {
213          /* if nav is given draw all other caches semitransparent. */
214  static gint        /* if nav is not given do what semi sais */
215  run_delete_handler(GtkWindow *window, GdkEventAny *event,        map_draw_cache(map, cache, nav?(cache != nav):semi);
216                     popup_context_t *context) {        caches[i].id = cache->id;
217    shutdown_loop(context);  
218    return TRUE; /* Do not destroy */        /* also draw waypoints of nav cache */
219  }        if(nav && cache == nav) {
220            wpt_t *wpt = cache->wpt;
221  static void          while(wpt) {
222  run_destroy_handler(GtkWindow *window, popup_context_t *context) {            map_draw_wpt(map, cache, wpt);
223    /* shutdown_loop will be called by run_unmap_handler */            wpt = wpt->next;
224    printf("popup destroyed\n");          }
225  }        }
226        }
227    
228  static void      cache = cache->next;
229  run_unmap_handler(GtkWindow *window, popup_context_t *context) {    }
   shutdown_loop(context);  
230  }  }
231    
232  static void popup_window_shape(GtkWidget *window, int tip_x, int tip_y) {  /* draw geocaches and set window title */
233    GdkBitmap *mask = gdk_pixmap_new(NULL, POPUP_WIDTH, POPUP_HEIGHT, 1);  static void map_setup(map_context_t *context) {
234      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);  
   
   /* the tip is always above or below the "bubble" but never at its side */  
   guint tip_offset = (tip_y == 0)?ARROW_BORDER:0;  
235    
236    gdk_draw_rectangle(mask, gc, TRUE,    int cache_num = gpx_total_caches_global(context->appdata->gpx);
                      0, tip_offset + CORNER_RADIUS,  
                      POPUP_WIDTH,  
                      POPUP_HEIGHT - 2*CORNER_RADIUS - ARROW_BORDER);  
237    
238    gdk_draw_rectangle(mask, gc, TRUE,    if(context->caches_displayed && (cache_num != context->cache_list_len)) {
239                       CORNER_RADIUS, tip_offset,      //    printf("re-alloc because %p %d/%d\n", context->caches_displayed,
240                       POPUP_WIDTH  - 2*CORNER_RADIUS,      //     cache_num, context->cache_list_len);
241                       POPUP_HEIGHT - ARROW_BORDER);      g_free(context->caches_displayed);
242        context->caches_displayed = NULL;
243    int off[][2] = {      context->cache_list_len = 0;
244            { CORNER_RADIUS,               tip_offset + CORNER_RADIUS },    }
245            { POPUP_WIDTH - CORNER_RADIUS, tip_offset + CORNER_RADIUS },  
246            { POPUP_WIDTH - CORNER_RADIUS,    /* allocate buffer */
247              POPUP_HEIGHT - CORNER_RADIUS - ARROW_BORDER + tip_offset},    if(cache_num && !context->caches_displayed) {
248            { CORNER_RADIUS,      context->cache_list_len = cache_num;
249              POPUP_HEIGHT - CORNER_RADIUS  - ARROW_BORDER + tip_offset}};      context->caches_displayed = g_new0(cache_display_t, cache_num+1);
250        printf("allocated space to handle %d map icons\n", cache_num);
251    int i;    }
252    for(i=0;i<4;i++) {  
253      gdk_draw_arc(mask, gc, TRUE,    if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
254                   off[i][0]-CORNER_RADIUS, off[i][1]-CORNER_RADIUS,      if(context->state != MAP_ALL) {
255                   2*CORNER_RADIUS,         2*CORNER_RADIUS,        printf("map_setup(ALL)\n");
256                   0, 360*64);  
257    }        /* clear any pending balloon */
258          context->balloon = NULL;
259          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
260    
261    #ifdef OSD_NAV
262          /* no navigation in this mode */
263          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
264    #endif
265    
266          /* clear all existing cache images */
267          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
268          memset(context->caches_displayed, 0,
269                 (cache_num+1) * sizeof(cache_display_t));
270    
271          /* draw all geocaches and none is semi-transparent */
272          gpx_t *gpx = context->appdata->gpx;
273          while(gpx) {
274            map_draw_gpx(context->appdata, context->caches_displayed,
275                         context->widget, gpx, NULL, FALSE);
276            gpx = gpx->next;
277          }
278    
279          {
280            int i=0;
281            while(context->caches_displayed[i].id) i++;
282            printf("number of caches actually displayed: %d\n", i);
283          }
284    
285    GdkPoint points[3] = { {POPUP_WIDTH*1/3, POPUP_HEIGHT/2},        name = g_strdup(_("all"));
286                           {POPUP_WIDTH*2/3, POPUP_HEIGHT/2},        context->state = MAP_ALL;
287                           {tip_x,tip_y} };      }
288    gdk_draw_polygon(mask, gc, TRUE, points, 3);    } else if(!context->appdata->cur_cache) {
289        if(context->state != MAP_GPX) {
290          printf("map_setup(GPX)\n");
291    
292          /* clear any pending balloon */
293          context->balloon = NULL;
294          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
295    
296    #ifdef OSD_NAV
297          /* no navigation in this mode */
298          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
299    #endif
300    
301          /* clear all existing cache images */
302          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
303          memset(context->caches_displayed, 0,
304                 (cache_num+1) * sizeof(cache_display_t));
305    
306          /* draw all geocaches and all other gpx files are semi-transparent */
307          map_draw_gpx(context->appdata, context->caches_displayed,
308                       context->widget, context->appdata->cur_gpx, NULL, FALSE);
309    
310          gpx_t *gpx = context->appdata->gpx;
311          while(gpx) {
312            if(gpx != context->appdata->cur_gpx)
313              map_draw_gpx(context->appdata, context->caches_displayed,
314                           context->widget, gpx, NULL, TRUE);
315    
316            gpx = gpx->next;
317          }
318    
319    gdk_window_shape_combine_mask(window->window, mask, 0, 0);        name = g_strdup(context->appdata->cur_gpx->name);
320  }        context->state = MAP_GPX;
321        }
322      } else {
323        cache_t *cache = context->appdata->cur_cache;
324    
325        printf("map_setup(CACHE)\n");
326    
327        /* clear any pending balloon */
328        context->balloon = NULL;
329        osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
330    
331        /* clear all existing ccahe images */
332        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
333        memset(context->caches_displayed, 0,
334               (cache_num+1) * sizeof(cache_display_t));
335    
336        /* draw all geocaches and all but selected one are semi-transparent */
337        gpx_t *gpx = context->appdata->gpx;
338        while(gpx) {
339          map_draw_gpx(context->appdata, context->caches_displayed,
340                       context->widget, gpx, cache, FALSE);
341          gpx = gpx->next;
342        }
343    
344  /* create a left aligned label (normal ones are centered) */      name = g_strdup(cache->name);
345  static GtkWidget *gtk_label_left_new(char *str) {      context->state = MAP_CACHE;
346    GtkWidget *label = gtk_label_new(str);  
347    gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);      /* navigation in this mode! */
348    return label;      pos_t cpos = gpx_cache_pos(cache);
 }  
349    
350  /* the small labels are actually only on maemo small */  #ifdef OSD_NAV
351  #ifdef USE_MAEMO      osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),
352  #define MARKUP_SMALL "<span size='small'>%s</span>"                                context->appdata->imperial,
353  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)  
354  #else  #else
355  #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;  
 }  
 #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);  
356  #endif  #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);  
357    }    }
358    
359    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);  
   }  
360    
361    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    /* remove all existing appearances of this icon first */
362    if(cache->terrain) {    osm_gps_map_remove_image(OSM_GPS_MAP(context->widget),
363      GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);                             icon_get(ICON_MISC, 6));
364      gtk_box_pack_start(GTK_BOX(ihbox),  
365         gtk_label_small_left_new(_("Terrain:")), FALSE, FALSE, 0);    if(!isnan(context->appdata->geomath.lat) &&
366      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);  
   }  
367    
368    if(cache->difficulty) {      osm_gps_map_add_image(OSM_GPS_MAP(context->widget),
369      GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);                            context->appdata->geomath.lat,
370      gtk_box_pack_start(GTK_BOX(ihbox),                            context->appdata->geomath.lon,
371         gtk_label_small_left_new(_("Difficulty:")), FALSE, FALSE, 0);                            icon_get(ICON_MISC, 6));
     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);  
372    }    }
373    
374    gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);    if(name) {
375        char *title = g_strdup_printf(_("Map - %s"), name);
376    gtk_container_add(GTK_CONTAINER(alignment), vbox);      g_free(name);
   /* ----------------------- */  
377    
378        gtk_window_set_title(GTK_WINDOW(context->window), title);
379    
380        g_free(title);
381      } else
382        printf("map_setup(keep)\n");
383    }
384    
385    gtk_container_add(GTK_CONTAINER(pcontext.window), alignment);  static gboolean on_map_configure(GtkWidget *widget,
386                                     GdkEventConfigure *event,
387    /* give window its shape */                                   map_context_t *context) {
   popup_window_shape(pcontext.window, ax, ay);  
   
   gtk_widget_show_all(pcontext.window);  
   
   /* handle this popup until it's gone */  
   
   pcontext.loop = g_main_loop_new(NULL, FALSE);  
388    
389    GDK_THREADS_LEAVE();    /* for some reason there's a configure event with 1/1 */
390    g_main_loop_run(pcontext.loop);    /* on diablo. We just ignore this! */
   GDK_THREADS_ENTER();  
391    
392    g_main_loop_unref(pcontext.loop);    printf("on_map_configure %d %d\n",
393             widget->allocation.width,
394             widget->allocation.height);
395    
396      if(!context->map_complete &&
397         (widget->allocation.width > 100) &&
398         (widget->allocation.height > 100)) {
399    
400        /* setup cache state */
401        map_setup(context);
402    
403        /* set default values if they are invalid */
404        if(!context->appdata->map.zoom ||
405           isnan(context->appdata->map.pos.lat) ||
406           isnan(context->appdata->map.pos.lon)) {
407          printf("no valid map position found\n");
408    
409          pos_t *refpos = get_pos(context->appdata);
410          if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
411            printf("use refpos\n");
412    
413            /* use gps position if present */
414            context->appdata->map.pos = *refpos;
415            context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
416          } else {
417            printf("use zero pos\n");
418    
419            /* use world map otherwise */
420            context->appdata->map.pos.lat = 0.0;
421            context->appdata->map.pos.lon = 0.0;
422            context->appdata->map.zoom = 1;
423          }
424        }
425    
426        /* jump to initial position */
427        printf("osm_gps_map_set_mapcenter(%f,%f,%d)\n",
428               context->appdata->map.pos.lat,
429               context->appdata->map.pos.lon,
430               context->appdata->map.zoom);
431    
432        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
433                                  context->appdata->map.pos.lat,
434                                  context->appdata->map.pos.lon,
435                                  context->appdata->map.zoom);
436        context->map_complete = TRUE;
437      }
438    
439    printf("cache popup removed\n");    return FALSE;
440  }  }
441    
442  static void  static void
443  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
444                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
445    
446    while(cache) {    while(cache) {
447        pos_t cpos = gpx_cache_pos(cache);
448    
449      float dist =      float dist =
450        pow(cache->pos.lat - pos->lat, 2) +        pow(cpos.lat - pos->lat, 2) +
451        pow(cache->pos.lon - pos->lon, 2);        pow(cpos.lon - pos->lon, 2);
452    
453      if(!(dist > *distance)) {      if(!(dist > *distance)) {
454        *result = cache;        *result = cache;
# Line 494  static cache_t *map_closest(map_context_ Line 463  static cache_t *map_closest(map_context_
463    cache_t *result = NULL;    cache_t *result = NULL;
464    float distance = NAN;    float distance = NAN;
465    
466  #ifdef USE_MAEMO    if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
   if(!context->appdata->cur_gpx) {  
 #endif  
467      /* search all geocaches */      /* search all geocaches */
468      gpx_t *gpx = context->appdata->gpx;      gpx_t *gpx = context->appdata->gpx;
469      while(gpx) {      while(gpx) {
470        map_cachelist_nearest(gpx->cache, pos, &result, &distance);        map_cachelist_nearest(gpx->cache, pos, &result, &distance);
471        gpx = gpx->next;        gpx = gpx->next;
472      }      }
473  #ifdef USE_MAEMO    } else if(context->appdata->cur_gpx) {
   } else {  
474      map_cachelist_nearest(context->appdata->cur_gpx->cache,      map_cachelist_nearest(context->appdata->cur_gpx->cache,
475                            pos, &result, &distance);                            pos, &result, &distance);
476    }    } else
477  #endif      result = context->appdata->cur_gpx->cache;
478    
479    return result;    return result;
480  }  }
# Line 516  static cache_t *map_closest(map_context_ Line 482  static cache_t *map_closest(map_context_
482  /* translate between osm-gps-map positions and gpxview ones */  /* translate between osm-gps-map positions and gpxview ones */
483  pos_t coord2pos(coord_t coo) {  pos_t coord2pos(coord_t coo) {
484    pos_t pos;    pos_t pos;
485    pos.lat = RAD2DEG(coo.rlat);    pos.lat = rad2deg(coo.rlat);
486    pos.lon = RAD2DEG(coo.rlon);    pos.lon = rad2deg(coo.rlon);
487    return pos;    return pos;
488  }  }
489    
 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;  
 }  
   
490  #define CLICK_FUZZ (24)  #define CLICK_FUZZ (24)
491    
492  static gboolean  static gboolean
493  on_map_button_press_event(GtkWidget *widget,  on_map_button_press_event(GtkWidget *widget,
494                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
495    
496    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
497    
498      /* check if we actually clicked parts of the OSD */
499      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
500        return FALSE;
501    
502    /* got a press event without release event? eat it! */    /* got a press event without release event? eat it! */
503    if(context->press_on != NULL) {    if(context->press_on != NULL) {
504      printf("PRESS: already\n");      printf("PRESS: already\n");
505      return TRUE;      return FALSE;
506    }    }
507    
508    pos_t pos =    pos_t pos =
# Line 550  on_map_button_press_event(GtkWidget *wid Line 510  on_map_button_press_event(GtkWidget *wid
510    
511    cache_t *nearest = map_closest(context, &pos);    cache_t *nearest = map_closest(context, &pos);
512    if(nearest) {    if(nearest) {
513      float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);      pos_t cpos = gpx_cache_pos(nearest);
514      if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
515        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
516        if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ)
517        context->press_on = nearest;        context->press_on = nearest;
518    }    }
519    
520    return FALSE;    return FALSE;
521  }  }
522    
523    static void
524    cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) {
525      /* convert the pixbuf into something cairo can handle */
526    
527      // Create a new ImageSurface
528      cairo_surface_t *image_surface =
529        cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
530                                   gdk_pixbuf_get_width(buf),
531                                   gdk_pixbuf_get_height(buf));
532    
533      // Create the new Context for the ImageSurface
534      g_assert(image_surface);
535      cairo_t *context = cairo_create(image_surface);
536    
537      // Draw the image on the new Context
538      gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0);
539      cairo_paint(context);
540    
541      // now draw this onto the original context
542      cairo_set_source_surface(cr, image_surface, x, y);
543    
544      cairo_paint(cr);
545    }
546    
547    #ifndef BIG_BALLOONS
548    #define ICON_SIZE  ICON_CACHE_TYPE
549    #else
550    #define ICON_SIZE  ICON_CACHE_TYPE_1_5X
551    #endif
552    
553    #ifndef BIG_BALLOONS
554    #define FONT_SIZE 14.0
555    #else
556    #define FONT_SIZE 22.0
557    #endif
558    #define LINE_SKIP  (FONT_SIZE/4)
559    
560    
561    static void
562    balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
563      printf("balloon event: ");
564    
565      map_context_t *context = (map_context_t*)data;
566      cache_t *cache = context->balloon;
567    
568      if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
569        printf("draw\n");
570    
571    #if 0
572        /* draw pink background to check clipping */
573        cairo_rectangle (event->data.draw.cr,
574                         event->data.draw.rect->x-20, event->data.draw.rect->y-20,
575                         event->data.draw.rect->w+40, event->data.draw.rect->h+40);
576        cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3);
577        cairo_fill_preserve (event->data.draw.cr);
578        cairo_set_line_width (event->data.draw.cr, 0);
579        cairo_stroke (event->data.draw.cr);
580    #endif
581    
582        /* leave a little border top and left */
583        gint x = event->data.draw.rect->x, y = event->data.draw.rect->y;
584    
585        /* draw the cache type icon ... */
586        GdkPixbuf *icon = icon_get(ICON_SIZE, cache->type);
587        cairo_draw_pixbuf(event->data.draw.cr, icon, x, y);
588    
589        if(cache->notes && cache->notes->override) {
590          GdkPixbuf *over = icon_get(ICON_SIZE, 11);
591          cairo_draw_pixbuf(event->data.draw.cr, over, x, y);
592        }
593    
594        /* ... and right of it the waypoint id */
595        cairo_text_extents_t extents;
596    
597        if(cache->id) {
598          cairo_select_font_face (event->data.draw.cr, "Sans",
599                                  CAIRO_FONT_SLANT_NORMAL,
600                                  CAIRO_FONT_WEIGHT_BOLD);
601    
602    #ifndef BIG_BALLOONS
603          cairo_set_font_size (event->data.draw.cr, 20.0);
604    #else
605          cairo_set_font_size (event->data.draw.cr, 36.0);
606    #endif
607    
608          cairo_text_extents (event->data.draw.cr, cache->id, &extents);
609    
610          /* display id right of icon vertically centered */
611          x += gdk_pixbuf_get_width(icon) + 5;
612          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
613          cairo_move_to (event->data.draw.cr, x, y);
614          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
615          cairo_show_text (event->data.draw.cr, cache->id);
616          cairo_stroke (event->data.draw.cr);
617    
618          y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
619        } else
620          y += gdk_pixbuf_get_height(icon);
621    
622        /* return to the left border and below icon/text */
623        x = event->data.draw.rect->x;
624    
625        /* everything from here uses the same font */
626        cairo_select_font_face (event->data.draw.cr, "Sans",
627                                CAIRO_FONT_SLANT_NORMAL,
628                                CAIRO_FONT_WEIGHT_NORMAL);
629    
630        cairo_set_font_size (event->data.draw.cr, FONT_SIZE);
631    
632        if(cache->name) {
633          /* draw cache name */
634          cairo_text_extents (event->data.draw.cr, cache->name, &extents);
635          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing);
636          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
637          cairo_show_text (event->data.draw.cr, cache->name);
638          cairo_stroke (event->data.draw.cr);
639    
640          /* return to the left border and below text */
641          y += LINE_SKIP + FONT_SIZE;
642          x = event->data.draw.rect->x;
643        }
644    
645        if(cache->terrain) {
646          int text_y = 0, icon_y = 0;
647    
648          /* draw cache rating */
649          const char *terrain = "Terrain:";
650          icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
651          cairo_text_extents (event->data.draw.cr, _(terrain), &extents);
652    
653          if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
654            text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
655          else
656            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
657    
658          /* draw "Terrain:" string */
659          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
660          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
661          cairo_show_text (event->data.draw.cr, _(terrain));
662          cairo_stroke (event->data.draw.cr);
663          x += extents.width + 2;
664    
665          /* draw terrain stars */
666          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
667    
668          x += gdk_pixbuf_get_width(icon) + FONT_SIZE/2;
669        }
670    
671        if(cache->difficulty) {
672          int text_y = 0, icon_y = 0;
673    
674          const char *difficulty = "Difficulty:";
675          icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
676          cairo_text_extents (event->data.draw.cr, _(difficulty), &extents);
677    
678          if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
679            text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
680          else
681            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
682    
683          /* draw "Difficulty:" string */
684          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
685          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
686          cairo_show_text (event->data.draw.cr, _(difficulty));
687          cairo_stroke (event->data.draw.cr);
688          x += extents.width + 2;
689    
690          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
691        }
692    
693        /* draw container info */
694        /* TODO ... */
695    
696    
697      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) {
698        printf("click %s event at %d %d\n",
699               event->data.click.down?"down":"up",
700               event->data.click.x, event->data.click.y);
701    
702        /* make the main screen jump to that cache */
703        if(!event->data.click.down) {
704          if(context->appdata->cur_cache) {
705            printf("ERROR: no current cache should be visible!\n");
706          } else {
707            gpx_t *is_in = NULL;
708    
709            if(!context->appdata->cur_gpx) {
710              printf("click while in \"all\" view\n");
711    
712              /* we first need to figure out which gpx file this cache */
713              /* is in so we can open it first */
714              gpx_t *gpx = context->appdata->gpx;
715              while(gpx && !is_in) {
716                cache_t *cur = gpx->cache;
717                while(cur && !is_in) {
718                  if(cur == cache)
719                    is_in = gpx;
720                  cur = cur->next;
721                }
722                gpx = gpx->next;
723              }
724    
725              if(is_in)
726                gpxlist_goto_cachelist(context->appdata, is_in);
727    
728            } else
729              /* the simple case: there already is an open gpx file and */
730              /* we just jump into the "cache" view */
731              is_in = context->appdata->cur_gpx;
732    
733            if(is_in) {
734              printf("selecting %s in %s\n",
735                     cache->id,
736                     context->appdata->cur_gpx->name);
737    
738              cachelist_goto_cache(context->appdata, cache);
739    
740              /* give focus to main screen (important for maemo) */
741              printf("raising main window\n");
742              gtk_window_present(GTK_WINDOW(context->appdata->window));
743            }
744          }
745        }
746      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) {
747        printf("removed\n");
748        context->balloon = NULL;
749      }
750    }
751    
752  static gboolean  static gboolean
753  on_map_button_release_event(GtkWidget *widget,  on_map_button_release_event(GtkWidget *widget,
754                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
755      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
756    
757      /* in "MAP_CACHE" state only one cache is visible */
758      /* and the map is in navigation mode. the balloon is */
759      /* pretty useless there */
760    if(context->press_on) {    if(context->press_on) {
761      OsmGpsMap *map = OSM_GPS_MAP(context->widget);  
762        coord_t coo;
763        coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
764    
765      pos_t pos =      pos_t pos =
766        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
767    
768      cache_t *nearest = map_closest(context, &pos);      cache_t *nearest = map_closest(context, &pos);
769      if(nearest && nearest == context->press_on) {      if(nearest && nearest == context->press_on) {
770        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);        pos_t cpos = gpx_cache_pos(nearest);
771        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
772          cache_popup(context, nearest);        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
773          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
774    
775            context->balloon = nearest;
776            osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
777                                         balloon_cb, context);
778          }
779      }      }
780      context->press_on = NULL;      context->press_on = NULL;
781      } else {
782        /* save new map position */
783        gfloat lat, lon;
784        g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
785        context->appdata->map.pos.lat = lat;
786        context->appdata->map.pos.lon = lon;
787    }    }
788    
789    return FALSE;    return FALSE;
790  }  }
791    
   
 #if MAEMO_VERSION_MAJOR == 5  
792  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
793    printf("destroy map view\n");    appdata_t *appdata = context->appdata;
794    
795      /* save map parameters */
796      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
797      gint zoom;
798      g_object_get(map, "zoom", &zoom, NULL);
799      context->appdata->map.zoom = zoom;
800    
801      gfloat lat, lon;
802      g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
803      context->appdata->map.pos.lat = lat;
804      context->appdata->map.pos.lon = lon;
805    
806      gint source;
807      g_object_get(map, "map-source", &source, NULL);
808      context->appdata->map.source = source;
809    
810    #if MAEMO_VERSION_MAJOR == 5
811    /* restore cur_view */    /* restore cur_view */
812    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
813    #endif
814    
815    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
816      gps_unregister_callback(appdata, context->cb_id);
817    
818      if(context->caches_displayed) {
819        g_free(context->caches_displayed);
820        context->caches_displayed = NULL;
821      }
822    
823    g_free(context);    g_free(context);
824      appdata->map.context = NULL;
825  }  }
 #endif  
826    
827  void map(appdata_t *appdata) {  #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
828    map_context_t *context = g_new0(map_context_t, 1);  /* get access to zoom buttons */
829    context->appdata = appdata;  static void
830    on_window_realize(GtkWidget *widget, gpointer data) {
831      if (widget->window) {
832        unsigned char value = 1;
833        Atom hildon_zoom_key_atom =
834          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
835          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
836        Display *dpy =
837          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
838        Window w = GDK_WINDOW_XID(widget->window);
839    
840    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);      XChangeProperty(dpy, w, hildon_zoom_key_atom,
841                        integer_atom, 8, PropModeReplace, &value, 1);
842      }
843    }
844    #endif
845    
846    char *path = g_strdup_printf("%s/map/", appdata->image_path);  /* on maemo a window is either on top or completely invisible. this */
847    const char *proxy = get_proxy_uri(appdata);  /* means that we only need to update the map window if its raised.  */
848    /* on ordinary desktops this is different and we always update */
849    
850    context->widget = g_object_new(OSM_TYPE_GPS_MAP,  static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
851                  "repo-uri", MAP_SOURCE_OPENSTREETMAP,                           gpointer data) {
852                  "tile-cache", path,    map_context_t *context = (map_context_t*)data;
                 proxy?"proxy-uri":NULL, proxy,  
                  NULL);  
853    
854    g_free(path);    printf("map got focus\n");
855    
   char *name = NULL;  
856  #ifdef USE_MAEMO  #ifdef USE_MAEMO
857    if(!appdata->cur_gpx) {    /* re-enable refresh of map */
858      if(!context->handler_id)
859        context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
860  #endif  #endif
861      /* draw all geocaches */  
862      gpx_t *gpx = appdata->gpx;    map_setup(context);
863      while(gpx) {    return FALSE;
864        map_draw_cachelist(context->widget, gpx->cache);  }
865        gpx = gpx->next;  
866      }  static gboolean on_focus_out(GtkWidget *widget, GdkEventFocus *event,
867      name = g_strdup(_("all geocaches"));                           gpointer data) {
868      map_context_t *context = (map_context_t*)data;
869    
870      printf("map lost focus\n");
871    
872      /* save new map position */
873      gfloat lat, lon;
874      g_object_get(widget, "latitude", &lat, "longitude", &lon, NULL);
875    
876      context->appdata->map.pos.lat = lat;
877      context->appdata->map.pos.lon = lon;
878    
879  #ifdef USE_MAEMO  #ifdef USE_MAEMO
880    } else {    gtk_timeout_remove(context->handler_id);
881      map_draw_cachelist(context->widget, appdata->cur_gpx->cache);    context->handler_id = 0;
882      name = g_strdup(appdata->cur_gpx->name);  #endif
883    }  
884      return FALSE;
885    }
886    
887    void map_update(appdata_t *appdata) {
888      printf("map_update\n");
889    #ifndef USE_MAEMO
890      if(appdata->map.context)
891        map_setup(appdata->map.context);
892  #endif  #endif
893    }
894    
895    /* callback called by the gps layer whenever gps state changes */
896    static void
897    gps_callback(struct gps_state *state, gpointer data) {
898      printf("map: gps callback\n");
899    }
900    
901    void map(appdata_t *appdata) {
902      map_context_t *context = NULL;
903    
904    char *title = g_strdup_printf(_("Map - %s"), name);    /* if the map window already exists, just raise it */
905    g_free(name);    if(appdata->map.context) {
906        printf("using existing map!\n");
907        gtk_window_present(GTK_WINDOW(appdata->map.context->window));
908        map_setup(appdata->map.context);
909        return;
910      }
911    
912      context = appdata->map.context = g_new0(map_context_t, 1);
913      context->appdata = appdata;
914      context->map_complete = FALSE;
915      context->state = MAP_NONE;
916    
917      /* cleanup old (pre 0.8.7) path if it exists */
918      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
919      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
920        printf("old file path %s exists\n", old_path);
921        rmdir_recursive(old_path);
922      }
923    
924      /* It is recommanded that all applications share these same */
925      /* map path, so data is only cached once. The path should be: */
926      /* ~/.osm-gps-map on standard PC     (users home) */
927      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
928      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
929    #if !defined(USE_MAEMO)
930      char *p = getenv("HOME");
931      if(!p) p = "/tmp";
932      char *path = g_strdup_printf("%s/.osm-gps-map", p);
933    #else
934  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
935    GtkWidget *window = hildon_stackable_window_new();    char *path = g_strdup("/home/user/.osm-gps-map");
   gtk_window_set_title(GTK_WINDOW(window), title);  
936  #else  #else
937    GtkWidget *dialog = gtk_dialog_new_with_buttons(title,    char *path = g_strdup("/media/mmc2/osm-gps-map");
938                            GTK_WINDOW(appdata->window),  #endif
939                            GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,  #endif
                           GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,  
                           NULL);  
940    
941  #ifndef USE_MAEMO    const char *proxy = get_proxy_uri(appdata);
942    gtk_window_set_default_size(GTK_WINDOW(dialog), 640, 480);  
943      gint source = context->appdata->map.source;
944      if(!source) source = MAP_SOURCE;
945    
946      context->widget = g_object_new(OSM_TYPE_GPS_MAP,
947                     "map-source",               source,
948                     "tile-cache",               path,
949                     "auto-center",              FALSE,
950                     "record-trip-history",      FALSE,
951                     "show-trip-history",        FALSE,
952                     proxy?"proxy-uri":NULL,     proxy,
953                     NULL);
954    
955      g_free(path);
956    
957      osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
958    
959    #ifdef USE_MAEMO
960      /* we don't use a stackable window here on fremantle, since */
961      /* this leaves the main window independent from the map and */
962      /* the user can e.g. still navigate the main menu */
963      context->window = hildon_window_new();
964    
965    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
966      g_signal_connect(G_OBJECT(context->window), "realize",
967                       G_CALLBACK(on_window_realize), NULL);
968    #endif // MAEMO_VERSION
969  #else  #else
970    gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
971  #endif  #endif
972    
973    #ifndef USE_MAEMO
974      gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
975  #endif  #endif
976    
977    g_free(title);    g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
978                       G_CALLBACK(on_focus_in), context);
979    
980      g_signal_connect(G_OBJECT(context->widget), "focus-out-event",
981                       G_CALLBACK(on_focus_out), context);
982    
983    g_signal_connect(G_OBJECT(context->widget), "configure-event",    g_signal_connect(G_OBJECT(context->widget), "configure-event",
984                     G_CALLBACK(on_map_configure), context);                     G_CALLBACK(on_map_configure), context);
# Line 658  void map(appdata_t *appdata) { Line 989  void map(appdata_t *appdata) {
989    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
990                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
991    
   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);  
992    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
993    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
994    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);  
995    
996  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
997    /* prevent some of the main screen things */    /* prevent some of the main screen things */
998    context->old_view = appdata->cur_view;    context->old_view = appdata->cur_view;
999    appdata->cur_view = NULL;    appdata->cur_view = NULL;
1000    #endif
1001    
1002    g_signal_connect(G_OBJECT(window), "destroy",    g_signal_connect(G_OBJECT(context->window), "destroy",
1003                     G_CALLBACK(on_window_destroy), context);                     G_CALLBACK(on_window_destroy), context);
1004    
1005    gtk_container_add(GTK_CONTAINER(window), hbox);    gtk_container_add(GTK_CONTAINER(context->window), context->widget);
1006    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  
1007  }  }
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