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

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revision 51 by harbaum, Wed Aug 12 12:16:05 2009 UTC revision 155 by harbaum, Tue Nov 3 08:38:23 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     * - draw caches only once
28     * - prefer duplicates from selected files
29     * - make semi-transparent caches selectable
30     */
31    
32  #include "gpxview.h"  #include "gpxview.h"
33    #include "converter.h"
34  #include <math.h>    // for isnan  #include <math.h>    // for isnan
35    
36  #ifdef ENABLE_OSM_GPS_MAP  #ifdef ENABLE_OSM_GPS_MAP
37  #include "osm-gps-map.h"  #include "osm-gps-map.h"
38    #include "osm-gps-map-osd-classic.h"
39  #endif  #endif
40    
41  #define GPS_DEFAULT_ZOOM 13  #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
42    #include <gdk/gdkx.h>
43  /* equatorial radius in meters */  #include <X11/Xatom.h>
 #define EQ_RADIUS     (6378137.0)  
   
 #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;  
44  #endif  #endif
45  } map_context_t;  
46    /* default values */
47    #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
48    #define GPS_DEFAULT_ZOOM 13
49    
50  #define PROXY_KEY  "/system/http_proxy/"  #define PROXY_KEY  "/system/http_proxy/"
51    
# Line 81  static const char *get_proxy_uri(appdata Line 85  static const char *get_proxy_uri(appdata
85    return NULL;    return NULL;
86  }  }
87    
88  static void map_zoom(map_context_t *context, int step) {  static void
89    gint 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);  
   
   /* save new zoom */  
   context->appdata->map.zoom = zoom;  
 }  
   
 static gboolean  
 cb_map_zoomin(GtkButton *button, map_context_t *context) {  
   map_zoom(context, +1);  
   return FALSE;  
 }  
90    
91  static gboolean    if(but == OSD_GPS) {
92  cb_map_zoomout(GtkButton *button, map_context_t *context) {      pos_t *refpos = get_pos(context->appdata);
93    map_zoom(context, -1);      if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
94    return FALSE;        gint zoom;
95  }        g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
96          if(zoom < 10)
97            osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
98                                      refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
99          else
100            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
101                                   refpos->lat, refpos->lon);
102    
103  static gboolean        /* re-enable centering */
104  cb_map_gps(GtkButton *button, map_context_t *context) {        g_object_set(context->widget, "auto-center", TRUE, NULL);
105    pos_t *refpos = get_pos(context->appdata);      } else {
106    if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {        /* no coordinates given: display the entire world */
107      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
108                        refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);                                  0.0, 0.0, 1);
109    } else {      }
     /* no coordinates given: display the entire world */  
     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),  
                               0.0, 0.0, 1);  
110    }    }
   
   return FALSE;  
111  }  }
112    
113  static GtkWidget  static int dist2pixel(map_context_t *context, float km, float lat) {
114  *map_add_button(int 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), icon_get_widget(ICON_MISC, icon));  
   g_signal_connect(button, "clicked", cb, data);  
 #ifndef USE_MAEMO  
   gtk_widget_set_tooltip_text(button, tooltip);  
 #endif  
   return button;  
115  }  }
116    
117  static gboolean map_gps_update(gpointer data) {  static gboolean map_gps_update(gpointer data) {
118    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
119      static gboolean goto_is_enabled = FALSE;
120    
121    /* get reference position ... */    /* get reference position ... */
122    pos_t *refpos = get_pos(context->appdata);    pos_t *refpos = get_pos(context->appdata);
123    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
124    
125    /* ... and enable "goto" button if it's valid */    /* ... and enable "goto" button if it's valid */
126    gtk_widget_set_sensitive(context->gps, ok);    if(ok != goto_is_enabled) {
127        osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
128                    OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
129        goto_is_enabled = ok;
130      }
131    
132    if(ok) {    if(ok) {
133      float heading = context->appdata->use_gps?      float heading = NAN;
134        gps_get_heading(context->appdata):NAN;      int radius = 0;
135    
136        if(context->appdata->use_gps) {
137          heading = gps_get_heading(context->appdata);
138    
139          /* get error */
140          float eph = gps_get_eph(context->appdata);
141          if(!isnan(eph))
142            radius = dist2pixel(context, eph/1000, refpos->lat);
143        }
144    
145     osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),      /* TODO: in order to save energy: only draw if state actually changed */
146    
147        g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
148        osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
149                           refpos->lat, refpos->lon, heading);                           refpos->lat, refpos->lon, heading);
150    } else    } else
151      osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));      osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
# Line 156  static gboolean map_gps_update(gpointer Line 153  static gboolean map_gps_update(gpointer
153    return TRUE;    return TRUE;
154  }  }
155    
156  static gboolean on_map_configure(GtkWidget *widget,  static void map_draw_cache(GtkWidget *map, cache_t *cache, gboolean semi) {
157                                   GdkEventConfigure *event,    GdkPixbuf *icon = icon_get(semi?ICON_CACHE_TYPE_SEMI:ICON_CACHE_TYPE,
158                                   map_context_t *context) {                               cache->type);
159    
160    /* set default values if they are invalid */    /* check if there's also an overwritten coordinate */
161    if(!context->appdata->map.zoom ||    if(cache->notes && cache->notes->override) {
162       isnan(context->appdata->map.pos.lat) ||      GdkPixbuf *over = icon_get(ICON_MISC, 1);
      isnan(context->appdata->map.pos.lon)) {  
     printf("no valid map position found\n");  
   
     pos_t *refpos = get_pos(context->appdata);  
     if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {  
       /* use gps position if present */  
       context->appdata->map.pos = *refpos;  
       context->appdata->map.zoom = GPS_DEFAULT_ZOOM;  
     } else {  
       /* use world map otherwise */  
       context->appdata->map.pos.lat = 0.0;  
       context->appdata->map.pos.lon = 0.0;  
       context->appdata->map.zoom = 1;  
     }  
   }  
   
   /* jump to initial position */  
   osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),  
                             context->appdata->map.pos.lat,  
                             context->appdata->map.pos.lon,  
                             context->appdata->map.zoom);  
   
   return FALSE;  
 }  
163    
 static void map_draw_cachelist(GtkWidget *map, cache_t *cache) {  
   while(cache) {  
     GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);  
   
164      osm_gps_map_add_image(OSM_GPS_MAP(map),      osm_gps_map_add_image(OSM_GPS_MAP(map),
165                            cache->pos.lat, cache->pos.lon, icon);            cache->notes->pos.lat, cache->notes->pos.lon, icon);
166    
167      cache = cache->next;      osm_gps_map_add_image(OSM_GPS_MAP(map),
168              cache->notes->pos.lat, cache->notes->pos.lon, over);
169      } else {
170        if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon))
171          osm_gps_map_add_image(OSM_GPS_MAP(map),
172                                cache->pos.lat, cache->pos.lon, icon);
173    }    }
174  }  }
175    
176  /* draw a nice popup */  static void map_draw_gpx(appdata_t *appdata, cache_display_t *caches,
177  typedef struct {                           GtkWidget *map, gpx_t *gpx,
178    appdata_t *appdata;                           cache_t *nav, gboolean semi) {
179    GtkWidget *window;    if(!gpx->notes_loaded) {
180    GMainLoop *loop;      notes_load_all(appdata, gpx);
181  } popup_context_t;      gpx->notes_loaded = TRUE;
   
 /* draw shape */  
 #define ARROW_BORDER   20  
 #define CORNER_RADIUS  10  
   
 #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;  
182    }    }
   
   return FALSE;  
 }  
183    
184  static gboolean    cache_t *cache = gpx->cache;
185  on_button_press_event(GtkWidget *widget,    while(cache) {
186                            GdkEventButton *event, popup_context_t *context) {      /* search if we have that cache already in our list/displayed */
187    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);      int i=0;
188        while(caches[i].id && (strcmp(caches[i].id, cache->id) != 0))
189    printf("overlay button press (in = %d)\n", in);        i++;
190    return !in;  
191  }      if(!caches[i].id) {
192          /* if nav is given draw all other caches semitransparent. */
193  static gboolean        /* if nav is not given do what semi sais */
194  on_button_release_event(GtkWidget *widget,        map_draw_cache(map, cache, nav?(cache != nav):semi);
195                            GdkEventButton *event, popup_context_t *context) {        caches[i].id = cache->id;
196    gboolean in = pointer_in_window(widget, event->x_root, event->y_root);      }
   
   printf("overlay button release (in = %d)\n", in);  
197    
198    if(!in) {      cache = cache->next;
     printf("destroying popup\n");  
     gtk_widget_destroy(gtk_widget_get_toplevel(widget));  
199    }    }
   
   return !in;  
 }  
   
 static void  
 shutdown_loop(popup_context_t *context) {  
   if(g_main_loop_is_running(context->loop))  
     g_main_loop_quit(context->loop);  
 }  
   
 static gint  
 run_delete_handler(GtkWindow *window, GdkEventAny *event,  
                    popup_context_t *context) {  
   shutdown_loop(context);  
   return TRUE; /* Do not destroy */  
 }  
   
 static void  
 run_destroy_handler(GtkWindow *window, popup_context_t *context) {  
   /* shutdown_loop will be called by run_unmap_handler */  
   printf("popup destroyed\n");  
 }  
   
 static void  
 run_unmap_handler(GtkWindow *window, popup_context_t *context) {  
   shutdown_loop(context);  
200  }  }
201    
202  static void popup_window_shape(GtkWidget *window, int tip_x, int tip_y) {  /* draw geocaches and set window title */
203    GdkBitmap *mask = gdk_pixmap_new(NULL, POPUP_WIDTH, POPUP_HEIGHT, 1);  static void map_setup(map_context_t *context) {
204      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);  
205    
206    /* 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;  
207    
208    gdk_draw_rectangle(mask, gc, TRUE,    if(context->caches_displayed && (cache_num != context->cache_list_len)) {
209                       0, tip_offset + CORNER_RADIUS,      //    printf("re-alloc because %p %d/%d\n", context->caches_displayed,
210                       POPUP_WIDTH,      //     cache_num, context->cache_list_len);
211                       POPUP_HEIGHT - 2*CORNER_RADIUS - ARROW_BORDER);      g_free(context->caches_displayed);
212        context->caches_displayed = NULL;
213        context->cache_list_len = 0;
214      }
215    
216      /* allocate buffer */
217      if(cache_num && !context->caches_displayed) {
218        context->cache_list_len = cache_num;
219        context->caches_displayed = g_new0(cache_display_t, cache_num+1);
220        printf("allocated space to handle %d map icons\n", cache_num);
221      }
222    
223      if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
224        if(context->state != MAP_ALL) {
225          printf("map_setup(ALL)\n");
226    
227    #ifdef OSD_NAV
228          /* no navigation in this mode */
229          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
230    #endif
231    
232          /* clear all existing cache images */
233          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
234          memset(context->caches_displayed, 0,
235                 (cache_num+1) * sizeof(cache_display_t));
236    
237          /* draw all geocaches and none is semi-transparent */
238          gpx_t *gpx = context->appdata->gpx;
239          while(gpx) {
240            map_draw_gpx(context->appdata, context->caches_displayed,
241                         context->widget, gpx, NULL, FALSE);
242            gpx = gpx->next;
243          }
244    
245          {
246            int i=0;
247            while(context->caches_displayed[i].id) i++;
248            printf("number of caches actually displayed: %d\n", i);
249          }
250    
251    gdk_draw_rectangle(mask, gc, TRUE,        name = g_strdup(_("all"));
252                       CORNER_RADIUS, tip_offset,        context->state = MAP_ALL;
253                       POPUP_WIDTH  - 2*CORNER_RADIUS,      }
254                       POPUP_HEIGHT - ARROW_BORDER);    } else if(!context->appdata->cur_cache) {
255        if(context->state != MAP_GPX) {
256    int off[][2] = {        printf("map_setup(GPX)\n");
257            { CORNER_RADIUS,               tip_offset + CORNER_RADIUS },  
258            { POPUP_WIDTH - CORNER_RADIUS, tip_offset + CORNER_RADIUS },  #ifdef OSD_NAV
259            { POPUP_WIDTH - CORNER_RADIUS,        /* no navigation in this mode */
260              POPUP_HEIGHT - CORNER_RADIUS - ARROW_BORDER + tip_offset},        osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
261            { CORNER_RADIUS,  #endif
262              POPUP_HEIGHT - CORNER_RADIUS  - ARROW_BORDER + tip_offset}};  
263          /* clear all existing ccahe images */
264    int i;        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
265    for(i=0;i<4;i++) {        memset(context->caches_displayed, 0,
266      gdk_draw_arc(mask, gc, TRUE,               (cache_num+1) * sizeof(cache_display_t));
267                   off[i][0]-CORNER_RADIUS, off[i][1]-CORNER_RADIUS,  
268                   2*CORNER_RADIUS,         2*CORNER_RADIUS,        /* draw all geocaches and all other gpx files are semi-transparent */
269                   0, 360*64);        map_draw_gpx(context->appdata, context->caches_displayed,
270    }                     context->widget, context->appdata->cur_gpx, NULL, FALSE);
271    
272    GdkPoint points[3] = { {POPUP_WIDTH*1/3, POPUP_HEIGHT/2},        gpx_t *gpx = context->appdata->gpx;
273                           {POPUP_WIDTH*2/3, POPUP_HEIGHT/2},        while(gpx) {
274                           {tip_x,tip_y} };          if(gpx != context->appdata->cur_gpx)
275    gdk_draw_polygon(mask, gc, TRUE, points, 3);            map_draw_gpx(context->appdata, context->caches_displayed,
276                           context->widget, gpx, NULL, TRUE);
277    
278            gpx = gpx->next;
279          }
280    
281    gdk_window_shape_combine_mask(window->window, mask, 0, 0);        name = g_strdup(context->appdata->cur_gpx->name);
282  }        context->state = MAP_GPX;
283        }
284      } else {
285        cache_t *cache = context->appdata->cur_cache;
286    
287        printf("map_setup(CACHE)\n");
288    
289        /* no balloons in this mode */
290        context->balloon = NULL;
291        osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
292    
293        /* clear all existing ccahe images */
294        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
295        memset(context->caches_displayed, 0,
296               (cache_num+1) * sizeof(cache_display_t));
297    
298        /* draw all geocaches and all but selected one are semi-transparent */
299        gpx_t *gpx = context->appdata->gpx;
300        while(gpx) {
301          map_draw_gpx(context->appdata, context->caches_displayed,
302                       context->widget, gpx, cache, FALSE);
303          gpx = gpx->next;
304        }
305    
306  /* create a left aligned label (normal ones are centered) */      name = g_strdup(cache->name);
307  static GtkWidget *gtk_label_left_new(char *str) {      context->state = MAP_CACHE;
308    GtkWidget *label = gtk_label_new(str);  
309    gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f);      /* navigation in this mode! */
310    return label;      pos_t cpos = gpx_cache_pos(cache);
 }  
311    
312  /* the small labels are actually only on maemo small */  #ifdef OSD_NAV
313  #ifdef USE_MAEMO      osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),
314  #define MARKUP_SMALL "<span size='small'>%s</span>"                                context->appdata->imperial,
315  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)  
316  #else  #else
317  #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;  
 }  
318  #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);  
   }  
   
   if(cache->name) {  
     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);  
   }  
   
   GtkWidget *hbox = gtk_hbox_new(FALSE, 0);  
   if(cache->terrain) {  
     GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);  
     gtk_box_pack_start(GTK_BOX(ihbox),  
        gtk_label_small_left_new(_("Terrain:")), FALSE, FALSE, 0);  
     gtk_box_pack_start(GTK_BOX(ihbox),  
        icon_get_widget(ICON_STARS, (int)(cache->terrain*2-2)),  
        FALSE, FALSE, 5);  
     gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox);  
   }  
   
   if(cache->difficulty) {  
     GtkWidget *ihbox = gtk_hbox_new(FALSE, 0);  
     gtk_box_pack_start(GTK_BOX(ihbox),  
        gtk_label_small_left_new(_("Difficulty:")), FALSE, FALSE, 0);  
     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);  
319    }    }
320    
321    gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);    if(name) {
322        char *title = g_strdup_printf(_("Map - %s"), name);
323        g_free(name);
324    
325    gtk_container_add(GTK_CONTAINER(alignment), vbox);      gtk_window_set_title(GTK_WINDOW(context->window), title);
326    /* ----------------------- */  
327        g_free(title);
328      } else
329    gtk_container_add(GTK_CONTAINER(pcontext.window), alignment);      printf("map_setup(keep)\n");
330    }
   /* give window its shape */  
   popup_window_shape(pcontext.window, ax, ay);  
   
   gtk_widget_show_all(pcontext.window);  
331    
332    /* handle this popup until it's gone */  static gboolean on_map_configure(GtkWidget *widget,
333                                     GdkEventConfigure *event,
334    pcontext.loop = g_main_loop_new(NULL, FALSE);                                   map_context_t *context) {
335    
336    GDK_THREADS_LEAVE();    /* for some reason there's a configure event with 1/1 */
337    g_main_loop_run(pcontext.loop);    /* on diablo. We just ignore this! */
   GDK_THREADS_ENTER();  
338    
339    g_main_loop_unref(pcontext.loop);    printf("on_map_configure %d %d\n",
340             widget->allocation.width,
341             widget->allocation.height);
342    
343      if(!context->map_complete &&
344         (widget->allocation.width > 100) &&
345         (widget->allocation.height > 100)) {
346    
347        /* setup cache state */
348        map_setup(context);
349    
350        /* set default values if they are invalid */
351        if(!context->appdata->map.zoom ||
352           isnan(context->appdata->map.pos.lat) ||
353           isnan(context->appdata->map.pos.lon)) {
354          printf("no valid map position found\n");
355    
356          pos_t *refpos = get_pos(context->appdata);
357          if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
358            printf("use refpos\n");
359    
360            /* use gps position if present */
361            context->appdata->map.pos = *refpos;
362            context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
363          } else {
364            printf("use zero pos\n");
365    
366            /* use world map otherwise */
367            context->appdata->map.pos.lat = 0.0;
368            context->appdata->map.pos.lon = 0.0;
369            context->appdata->map.zoom = 1;
370          }
371        }
372    
373        /* jump to initial position */
374        printf("osm_gps_map_set_mapcenter(%f,%f,%d)\n",
375               context->appdata->map.pos.lat,
376               context->appdata->map.pos.lon,
377               context->appdata->map.zoom);
378    
379        osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
380                                  context->appdata->map.pos.lat,
381                                  context->appdata->map.pos.lon,
382                                  context->appdata->map.zoom);
383        context->map_complete = TRUE;
384      }
385    
386    printf("cache popup removed\n");    return FALSE;
387  }  }
388    
389  static void  static void
390  map_cachelist_nearest(cache_t *cache, pos_t *pos,  map_cachelist_nearest(cache_t *cache, pos_t *pos,
391                        cache_t **result, float *distance) {                        cache_t **result, float *distance) {
392    
393    while(cache) {    while(cache) {
394        pos_t cpos = gpx_cache_pos(cache);
395    
396      float dist =      float dist =
397        pow(cache->pos.lat - pos->lat, 2) +        pow(cpos.lat - pos->lat, 2) +
398        pow(cache->pos.lon - pos->lon, 2);        pow(cpos.lon - pos->lon, 2);
399    
400      if(!(dist > *distance)) {      if(!(dist > *distance)) {
401        *result = cache;        *result = cache;
# Line 531  static cache_t *map_closest(map_context_ Line 410  static cache_t *map_closest(map_context_
410    cache_t *result = NULL;    cache_t *result = NULL;
411    float distance = NAN;    float distance = NAN;
412    
413  #ifdef USE_MAEMO    if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
   if(!context->appdata->cur_gpx) {  
 #endif  
414      /* search all geocaches */      /* search all geocaches */
415      gpx_t *gpx = context->appdata->gpx;      gpx_t *gpx = context->appdata->gpx;
416      while(gpx) {      while(gpx) {
417        map_cachelist_nearest(gpx->cache, pos, &result, &distance);        map_cachelist_nearest(gpx->cache, pos, &result, &distance);
418        gpx = gpx->next;        gpx = gpx->next;
419      }      }
420  #ifdef USE_MAEMO    } else if(context->appdata->cur_gpx) {
   } else {  
421      map_cachelist_nearest(context->appdata->cur_gpx->cache,      map_cachelist_nearest(context->appdata->cur_gpx->cache,
422                            pos, &result, &distance);                            pos, &result, &distance);
423    }    } else
424  #endif      result = context->appdata->cur_gpx->cache;
425    
426    return result;    return result;
427  }  }
# Line 553  static cache_t *map_closest(map_context_ Line 429  static cache_t *map_closest(map_context_
429  /* translate between osm-gps-map positions and gpxview ones */  /* translate between osm-gps-map positions and gpxview ones */
430  pos_t coord2pos(coord_t coo) {  pos_t coord2pos(coord_t coo) {
431    pos_t pos;    pos_t pos;
432    pos.lat = RAD2DEG(coo.rlat);    pos.lat = rad2deg(coo.rlat);
433    pos.lon = RAD2DEG(coo.rlon);    pos.lon = rad2deg(coo.rlon);
434    return pos;    return pos;
435  }  }
436    
 static int dist2pixel(map_context_t *context, float km, float lat) {  
   gint 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;  
 }  
   
437  #define CLICK_FUZZ (24)  #define CLICK_FUZZ (24)
438    
439  static gboolean  static gboolean
440  on_map_button_press_event(GtkWidget *widget,  on_map_button_press_event(GtkWidget *widget,
441                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
442    
443    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
444    
445      /* check if we actually clicked parts of the OSD */
446      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
447        return FALSE;
448    
449    /* got a press event without release event? eat it! */    /* got a press event without release event? eat it! */
450    if(context->press_on != NULL) {    if(context->press_on != NULL) {
451      printf("PRESS: already\n");      printf("PRESS: already\n");
452      return TRUE;      return FALSE;
453    }    }
454    
455    pos_t pos =    pos_t pos =
# Line 587  on_map_button_press_event(GtkWidget *wid Line 457  on_map_button_press_event(GtkWidget *wid
457    
458    cache_t *nearest = map_closest(context, &pos);    cache_t *nearest = map_closest(context, &pos);
459    if(nearest) {    if(nearest) {
460      float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);      pos_t cpos = gpx_cache_pos(nearest);
461      if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
462        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
463        if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ)
464        context->press_on = nearest;        context->press_on = nearest;
465    }    }
466    
467    return FALSE;    return FALSE;
468  }  }
469    
470    static void
471    cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) {
472      /* convert the pixbuf into something cairo can handle */
473    
474      // Create a new ImageSurface
475      cairo_surface_t *image_surface =
476        cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
477                                   gdk_pixbuf_get_width(buf),
478                                   gdk_pixbuf_get_height(buf));
479    
480      // Create the new Context for the ImageSurface
481      g_assert(image_surface);
482      cairo_t *context = cairo_create(image_surface);
483    
484      // Draw the image on the new Context
485      gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0);
486      cairo_paint(context);
487    
488      // now draw this onto the original context
489      cairo_set_source_surface(cr, image_surface, x, y);
490    
491      cairo_paint(cr);
492    }
493    
494    #ifndef BIG_BALLOONS
495    #define LINE_SKIP  7
496    #else
497    #define LINE_SKIP  12
498    #endif
499    
500    static void
501    balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
502      printf("balloon event: ");
503    
504      map_context_t *context = (map_context_t*)data;
505      cache_t *cache = context->balloon;
506    
507      if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
508        printf("draw\n");
509    
510    #if 0
511        /* draw pink background to check clipping */
512        cairo_rectangle (event->data.draw.cr,
513                         event->data.draw.rect->x-20, event->data.draw.rect->y-20,
514                         event->data.draw.rect->w+40, event->data.draw.rect->h+40);
515        cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3);
516        cairo_fill_preserve (event->data.draw.cr);
517        cairo_set_line_width (event->data.draw.cr, 0);
518        cairo_stroke (event->data.draw.cr);
519    #endif
520    
521        /* leave a little border top and left */
522        gint x = event->data.draw.rect->x, y = event->data.draw.rect->y;
523    
524        /* draw the cache type icon ... */
525        GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
526        cairo_draw_pixbuf(event->data.draw.cr, icon, x, y);
527    
528        if(cache->notes && cache->notes->override) {
529          GdkPixbuf *over = icon_get(ICON_MISC, 1);
530          cairo_draw_pixbuf(event->data.draw.cr, over, x, y);
531        }
532    
533        /* ... and right of it the waypoint id */
534        cairo_text_extents_t extents;
535    
536        if(cache->id) {
537          cairo_select_font_face (event->data.draw.cr, "Sans",
538                                  CAIRO_FONT_SLANT_NORMAL,
539                                  CAIRO_FONT_WEIGHT_BOLD);
540    
541    #ifndef BIG_BALLOONS
542          cairo_set_font_size (event->data.draw.cr, 20.0);
543    #else
544          cairo_set_font_size (event->data.draw.cr, 36.0);
545    #endif
546    
547          cairo_text_extents (event->data.draw.cr, cache->id, &extents);
548    
549          /* display id right of icon vertically centered */
550          x += gdk_pixbuf_get_width(icon) + 5;
551          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
552          cairo_move_to (event->data.draw.cr, x, y);
553          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
554          cairo_show_text (event->data.draw.cr, cache->id);
555          cairo_stroke (event->data.draw.cr);
556    
557          y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
558        } else
559          y += gdk_pixbuf_get_height(icon);
560    
561        /* return to the left border and below icon/text */
562        x = event->data.draw.rect->x;
563    
564        /* everything from here uses the same font */
565        cairo_select_font_face (event->data.draw.cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
566                                CAIRO_FONT_WEIGHT_NORMAL);
567    #ifndef BIG_BALLOONS
568        cairo_set_font_size (event->data.draw.cr, 14.0);
569    #else
570        cairo_set_font_size (event->data.draw.cr, 22.0);
571    #endif
572    
573        if(cache->name) {
574          /* draw cache name */
575          cairo_text_extents (event->data.draw.cr, cache->name, &extents);
576          y += extents.height;
577          cairo_move_to (event->data.draw.cr, x, y);
578          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
579          cairo_show_text (event->data.draw.cr, cache->name);
580          cairo_stroke (event->data.draw.cr);
581    
582          /* return to the left border and below text */
583          y += LINE_SKIP;
584          x = event->data.draw.rect->x;
585        }
586    
587        if(cache->terrain) {
588          /* draw cache rating */
589          const char *terrain = "Terrain:";
590          icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
591          cairo_text_extents (event->data.draw.cr, _(terrain), &extents);
592          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
593    
594          /* draw "Terrain:" string */
595          cairo_move_to (event->data.draw.cr, x, y);
596          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
597          cairo_show_text (event->data.draw.cr, _(terrain));
598          cairo_stroke (event->data.draw.cr);
599          x += extents.width + 2;
600    
601          /* draw terrain stars */
602          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y -
603                            (gdk_pixbuf_get_height(icon) + extents.height)/2);
604    
605          x += gdk_pixbuf_get_width(icon) + LINE_SKIP;
606        y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;
607        }
608    
609        if(cache->difficulty) {
610          const char *difficulty = "Difficulty:";
611          cairo_text_extents (event->data.draw.cr, _(difficulty), &extents);
612          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
613    
614          /* draw "Difficulty:" string */
615          cairo_move_to (event->data.draw.cr, x, y);
616          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
617          cairo_show_text (event->data.draw.cr, _(difficulty));
618          cairo_stroke (event->data.draw.cr);
619          x += extents.width + 2;
620    
621          icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
622          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y -
623                          (gdk_pixbuf_get_height(icon) + extents.height)/2);
624        }
625      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) {
626        printf("click %s event at %d %d\n",
627               event->data.click.down?"down":"up",
628               event->data.click.x, event->data.click.y);
629    
630        /* make the main screen jump to that cache */
631        if(!event->data.click.down) {
632          if(context->appdata->cur_cache) {
633            printf("ERROR: no current cache should be visible!\n");
634          } else {
635            gpx_t *is_in = NULL;
636    
637            if(!context->appdata->cur_gpx) {
638              printf("click while in \"all\" view\n");
639    
640              /* we first need to figure out which gpx file this cache */
641              /* is in so we can open it first */
642              gpx_t *gpx = context->appdata->gpx;
643              while(gpx && !is_in) {
644                cache_t *cur = gpx->cache;
645                while(cur && !is_in) {
646                  if(cur == cache)
647                    is_in = gpx;
648                  cur = cur->next;
649                }
650                gpx = gpx->next;
651              }
652    
653              if(is_in)
654                gpxlist_goto_cachelist(context->appdata, is_in);
655    
656            } else
657              /* the simple case: there already is an open gpx file and */
658              /* we just jump into the "cache" view */
659              is_in = context->appdata->cur_gpx;
660    
661            if(is_in) {
662              printf("selecting %s in %s\n",
663                     cache->id,
664                     context->appdata->cur_gpx->name);
665    
666              cachelist_goto_cache(context->appdata, cache);
667    
668              /* give focus to main screen (important for maemo) */
669              printf("raising main window\n");
670              gtk_window_present(GTK_WINDOW(context->appdata->window));
671            }
672          }
673        }
674      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) {
675        printf("removed\n");
676        context->balloon = NULL;
677      }
678    }
679    
680  static gboolean  static gboolean
681  on_map_button_release_event(GtkWidget *widget,  on_map_button_release_event(GtkWidget *widget,
682                              GdkEventButton *event, map_context_t *context) {                              GdkEventButton *event, map_context_t *context) {
683    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
684    
685    if(context->press_on) {    /* in "MAP_CACHE" state only one cache is visible */
686      /* and the map is in navigation mode. the balloon is */
687      /* pretty useless there */
688      if(context->press_on && (context->state != MAP_CACHE)) {
689    
690        coord_t coo;
691        coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
692    
693      pos_t pos =      pos_t pos =
694        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
695    
696      cache_t *nearest = map_closest(context, &pos);      cache_t *nearest = map_closest(context, &pos);
697      if(nearest && nearest == context->press_on) {      if(nearest && nearest == context->press_on) {
698        float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);        pos_t cpos = gpx_cache_pos(nearest);
699        if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)  
700          cache_popup(context, nearest);        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
701          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
702    
703            context->balloon = nearest;
704            osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
705                                         balloon_cb, context);
706          }
707      }      }
708      context->press_on = NULL;      context->press_on = NULL;
709    } else {    } else {
# Line 622  on_map_button_release_event(GtkWidget *w Line 717  on_map_button_release_event(GtkWidget *w
717    return FALSE;    return FALSE;
718  }  }
719    
720  static void save_map_state(map_context_t *context) {  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
721      appdata_t *appdata = context->appdata;
722    
723    /* save map parameters */    /* save map parameters */
724    OsmGpsMap *map = OSM_GPS_MAP(context->widget);    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
725    gint zoom;    gint zoom;
# Line 633  static void save_map_state(map_context_t Line 730  static void save_map_state(map_context_t
730    g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);    g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
731    context->appdata->map.pos.lat = lat;    context->appdata->map.pos.lat = lat;
732    context->appdata->map.pos.lon = lon;    context->appdata->map.pos.lon = lon;
 }  
733    
734  #if MAEMO_VERSION_MAJOR == 5    gint source;
735  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {    g_object_get(map, "map-source", &source, NULL);
736    printf("destroy map view\n");    context->appdata->map.source = source;
   
   save_map_state(context);  
737    
738    #if MAEMO_VERSION_MAJOR == 5
739    /* restore cur_view */    /* restore cur_view */
740    context->appdata->cur_view = context->old_view;    context->appdata->cur_view = context->old_view;
741    #endif
742    
743    gtk_timeout_remove(context->handler_id);    gtk_timeout_remove(context->handler_id);
744      gps_unregister_callback(appdata, context->cb_id);
745    
746      if(context->caches_displayed) {
747        g_free(context->caches_displayed);
748        context->caches_displayed = NULL;
749      }
750    
751    g_free(context);    g_free(context);
752      appdata->map.context = NULL;
753    }
754    
755    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
756    /* get access to zoom buttons */
757    static void
758    on_window_realize(GtkWidget *widget, gpointer data) {
759      if (widget->window) {
760        unsigned char value = 1;
761        Atom hildon_zoom_key_atom =
762          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
763          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
764        Display *dpy =
765          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
766        Window w = GDK_WINDOW_XID(widget->window);
767    
768        XChangeProperty(dpy, w, hildon_zoom_key_atom,
769                        integer_atom, 8, PropModeReplace, &value, 1);
770      }
771  }  }
772  #endif  #endif
773    
774    /* on maemo a window is either on top or completely invisible. this */
775    /* means that we only need to update the map window if its raised.  */
776    /* on ordinary desktops this is different and we always update */
777    
778    static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
779                             gpointer data) {
780      printf("map got focus\n");
781      map_setup((map_context_t*)data);
782      return FALSE;
783    }
784    
785    void map_update(appdata_t *appdata) {
786      printf("map_update\n");
787    #ifndef USE_MAEMO
788      if(appdata->map.context)
789        map_setup(appdata->map.context);
790    #endif
791    }
792    
793    /* callback called by the gps layer whenever gps state changes */
794    static void
795    gps_callback(struct gps_state *state, gpointer data) {
796      printf("map: gps callback\n");
797    }
798    
799  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
800    map_context_t *context = g_new0(map_context_t, 1);    map_context_t *context = NULL;
801    
802      /* if the map window already exists, just raise it */
803      if(appdata->map.context) {
804        printf("using existing map!\n");
805        gtk_window_present(GTK_WINDOW(appdata->map.context->window));
806        map_setup(appdata->map.context);
807        return;
808      }
809    
810      context = appdata->map.context = g_new0(map_context_t, 1);
811    context->appdata = appdata;    context->appdata = appdata;
812      context->map_complete = FALSE;
813      context->state = MAP_NONE;
814    
815    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    /* cleanup old (pre 0.8.7) path if it exists */
816      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
817      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
818        printf("old file path %s exists\n", old_path);
819        rmdir_recursive(old_path);
820      }
821    
822      /* It is recommanded that all applications share these same */
823      /* map path, so data is only cached once. The path should be: */
824      /* ~/.osm-gps-map on standard PC     (users home) */
825      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
826      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
827    #if !defined(USE_MAEMO)
828      char *p = getenv("HOME");
829      if(!p) p = "/tmp";
830      char *path = g_strdup_printf("%s/.osm-gps-map", p);
831    #else
832    #if MAEMO_VERSION_MAJOR == 5
833      char *path = g_strdup("/home/user/.osm-gps-map");
834    #else
835      char *path = g_strdup("/media/mmc2/osm-gps-map");
836    #endif
837    #endif
838    
   char *path = g_strdup_printf("%s/map/", appdata->image_path);  
839    const char *proxy = get_proxy_uri(appdata);    const char *proxy = get_proxy_uri(appdata);
840    
841      gint source = context->appdata->map.source;
842      if(!source) source = MAP_SOURCE;
843    
844    context->widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
845                   "repo-uri",             MAP_SOURCE_OPENSTREETMAP,                   "map-source",               source,
846                   "tile-cache",           path,                   "tile-cache",               path,
847                   "auto-center",          FALSE,                   "auto-center",              FALSE,
848                   "record-trip-history",  FALSE,                   "record-trip-history",      FALSE,
849                   "show-trip-history",    FALSE,                   "show-trip-history",        FALSE,
850                     proxy?"proxy-uri":NULL,     proxy,
851                   NULL);                   NULL);
852    
   if(proxy)  
     g_object_set(OSM_GPS_MAP(context->widget),  
                  "proxy-uri", proxy, NULL);  
   
853    g_free(path);    g_free(path);
854    
855    char *name = NULL;    osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
 #ifdef USE_MAEMO  
   if(!appdata->cur_gpx) {  
 #endif  
     /* draw all geocaches */  
     gpx_t *gpx = appdata->gpx;  
     while(gpx) {  
       map_draw_cachelist(context->widget, gpx->cache);  
       gpx = gpx->next;  
     }  
     name = g_strdup(_("all geocaches"));  
 #ifdef USE_MAEMO  
   } else {  
     map_draw_cachelist(context->widget, appdata->cur_gpx->cache);  
     name = g_strdup(appdata->cur_gpx->name);  
   }  
 #endif  
856    
857    char *title = g_strdup_printf(_("Map - %s"), name);  #ifdef USE_MAEMO
858    g_free(name);    /* we don't use a stackable window here on fremantle, since */
859      /* this leaves the main window independent from the map and */
860  #if MAEMO_VERSION_MAJOR == 5    /* the user can e.g. still navigate the main menu */
861    GtkWidget *window = hildon_stackable_window_new();    context->window = hildon_window_new();
862    gtk_window_set_title(GTK_WINDOW(window), title);  
863    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
864      g_signal_connect(G_OBJECT(context->window), "realize",
865                       G_CALLBACK(on_window_realize), NULL);
866    #endif // MAEMO_VERSION
867  #else  #else
868    GtkWidget *dialog = gtk_dialog_new_with_buttons(title,    context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
869                            GTK_WINDOW(appdata->window),  #endif
                           GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,  
                           GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,  
                           NULL);  
870    
871  #ifndef USE_MAEMO  #ifndef USE_MAEMO
872    gtk_window_set_default_size(GTK_WINDOW(dialog), 640, 480);    gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
 #else  
   gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);  
 #endif  
873  #endif  #endif
874    
875    g_free(title);    g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
876                       G_CALLBACK(on_focus_in), context);
877    
878    g_signal_connect(G_OBJECT(context->widget), "configure-event",    g_signal_connect(G_OBJECT(context->widget), "configure-event",
879                     G_CALLBACK(on_map_configure), context);                     G_CALLBACK(on_map_configure), context);
# Line 721  void map(appdata_t *appdata) { Line 884  void map(appdata_t *appdata) {
884    g_signal_connect(G_OBJECT(context->widget), "button-release-event",    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
885                     G_CALLBACK(on_map_button_release_event), context);                     G_CALLBACK(on_map_button_release_event), context);
886    
   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(10, 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(11, 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(9, G_CALLBACK(cb_map_gps),  
                    context, _("Jump to GPS position"));  
   gtk_widget_set_sensitive(context->gps, FALSE);  
887    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
888    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
889    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);  
890    
891  #if MAEMO_VERSION_MAJOR == 5  #if MAEMO_VERSION_MAJOR == 5
892    /* prevent some of the main screen things */    /* prevent some of the main screen things */
893    context->old_view = appdata->cur_view;    context->old_view = appdata->cur_view;
894    appdata->cur_view = NULL;    appdata->cur_view = NULL;
895    #endif
896    
897    g_signal_connect(G_OBJECT(window), "destroy",    g_signal_connect(G_OBJECT(context->window), "destroy",
898                     G_CALLBACK(on_window_destroy), context);                     G_CALLBACK(on_window_destroy), context);
899    
900    gtk_container_add(GTK_CONTAINER(window), hbox);    gtk_container_add(GTK_CONTAINER(context->window), context->widget);
901    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));  
   save_map_state(context);  
   gtk_timeout_remove(context->handler_id);  
   gtk_widget_destroy(dialog);  
   g_free(context);  
 #endif  
902  }  }
Legend:
Removed from v.51  
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  Added in v.155