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/* |
/* |
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* Copyright (C) 2008 Till Harbaum <till@harbaum.org>. |
* Copyright (C) 2008-2009 Till Harbaum <till@harbaum.org>. |
3 |
* |
* |
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* This file is part of GPXView. |
* This file is part of GPXView. |
5 |
* |
* |
24 |
#include "osm-gps-map.h" |
#include "osm-gps-map.h" |
25 |
#endif |
#endif |
26 |
|
|
27 |
typedef struct { |
#define MAP_SOURCE OSM_GPS_MAP_SOURCE_OPENSTREETMAP |
28 |
appdata_t *appdata; |
#define GPS_DEFAULT_ZOOM 13 |
29 |
GtkWidget *widget; |
|
30 |
GtkWidget *zoomin, *zoomout, *gps; |
/* equatorial radius in meters */ |
31 |
gint handler_id; |
#define EQ_RADIUS (6378137.0) |
32 |
} map_context_t; |
|
33 |
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#define RAD2DEG(a) (((a)*180.0)/M_PI) |
34 |
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#define DEG2RAD(a) (((a)*M_PI)/180.0) |
35 |
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|
36 |
#define PROXY_KEY "/system/http_proxy/" |
#define PROXY_KEY "/system/http_proxy/" |
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65 |
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g_free(host); |
g_free(host); |
67 |
} |
} |
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return proxy_buffer; |
69 |
} |
} |
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return proxy_buffer; |
return NULL; |
72 |
} |
} |
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74 |
static void map_zoom(map_context_t *context, int step) { |
static void map_zoom(map_context_t *context, int step) { |
75 |
int zoom; |
gint zoom; |
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OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
77 |
g_object_get(map, "zoom", &zoom, NULL); |
g_object_get(map, "zoom", &zoom, NULL); |
78 |
zoom = osm_gps_map_set_zoom(map, zoom+step); |
zoom = osm_gps_map_set_zoom(map, zoom+step); |
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|
80 |
/* enable/disable zoom buttons as required */ |
/* enable/disable zoom buttons as required */ |
81 |
gtk_widget_set_sensitive(context->zoomin, zoom<17); |
gtk_widget_set_sensitive(context->zoomin, |
82 |
gtk_widget_set_sensitive(context->zoomout, zoom>1); |
zoom < osm_gps_map_source_get_max_zoom(MAP_SOURCE)); |
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gtk_widget_set_sensitive(context->zoomout, |
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zoom > osm_gps_map_source_get_min_zoom(MAP_SOURCE)); |
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/* hmm ... this doesn't really work */ |
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osm_gps_map_osd_speed(map, zoom); |
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89 |
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/* save new zoom */ |
90 |
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context->appdata->map.zoom = zoom; |
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} |
} |
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static gboolean |
static gboolean |
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return FALSE; |
return FALSE; |
103 |
} |
} |
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#define DEG2RAD(a) ((a) * M_PI / 180.0) |
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static gboolean |
static gboolean |
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cb_map_gps(GtkButton *button, map_context_t *context) { |
cb_map_gps(GtkButton *button, map_context_t *context) { |
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pos_t *refpos = get_pos(context->appdata); |
pos_t *refpos = get_pos(context->appdata); |
108 |
if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { |
if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { |
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printf("pos is %f %f\n", refpos->lat, refpos->lon); |
osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
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refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM); |
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osm_gps_map_set_center(OSM_GPS_MAP(context->widget), |
} else { |
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DEG2RAD(refpos->lat), DEG2RAD(refpos->lon)); |
/* no coordinates given: display the entire world */ |
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osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
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0.0, 0.0, 1); |
115 |
} |
} |
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return FALSE; |
return FALSE; |
118 |
} |
} |
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static GtkWidget |
static GtkWidget |
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*map_add_button(const gchar *icon, GCallback cb, gpointer data, |
*map_add_button(int icon, GCallback cb, gpointer data, |
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char *tooltip) { |
char *tooltip) { |
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GtkWidget *button = gtk_button_new(); |
GtkWidget *button = gtk_button_new(); |
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gtk_button_set_image(GTK_BUTTON(button), |
gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_MISC, icon)); |
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gtk_image_new_from_stock(icon, GTK_ICON_SIZE_MENU)); |
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g_signal_connect(button, "clicked", cb, data); |
g_signal_connect(button, "clicked", cb, data); |
126 |
#ifndef USE_MAEMO |
#ifndef USE_MAEMO |
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gtk_widget_set_tooltip_text(button, tooltip); |
gtk_widget_set_tooltip_text(button, tooltip); |
129 |
return button; |
return button; |
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} |
} |
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static int dist2pixel(map_context_t *context, float km, float lat) { |
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return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget)); |
134 |
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} |
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static gboolean map_gps_update(gpointer data) { |
static gboolean map_gps_update(gpointer data) { |
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map_context_t *context = (map_context_t*)data; |
map_context_t *context = (map_context_t*)data; |
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139 |
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/* get reference position ... */ |
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pos_t *refpos = get_pos(context->appdata); |
pos_t *refpos = get_pos(context->appdata); |
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gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon); |
gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon); |
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|
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/* get reference position and go there */ |
/* ... and enable "goto" button if it's valid */ |
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gtk_widget_set_sensitive(context->gps, ok); |
gtk_widget_set_sensitive(context->gps, ok); |
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if(ok) { |
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float heading = NAN; |
148 |
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int radius = 0; |
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if(context->appdata->use_gps) { |
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heading = gps_get_heading(context->appdata); |
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/* get error */ |
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float eph = gps_get_eph(context->appdata); |
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if(!isnan(eph)) |
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radius = dist2pixel(context, eph/1000, refpos->lat); |
157 |
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} |
158 |
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159 |
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g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL); |
160 |
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osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget), |
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refpos->lat, refpos->lon, heading); |
162 |
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} else |
163 |
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osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget)); |
164 |
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return TRUE; |
return TRUE; |
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} |
} |
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static gboolean on_map_configure(GtkWidget *widget, |
169 |
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GdkEventConfigure *event, |
170 |
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map_context_t *context) { |
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/* set default values if they are invalid */ |
173 |
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if(!context->appdata->map.zoom || |
174 |
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isnan(context->appdata->map.pos.lat) || |
175 |
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isnan(context->appdata->map.pos.lon)) { |
176 |
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printf("no valid map position found\n"); |
177 |
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178 |
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pos_t *refpos = get_pos(context->appdata); |
179 |
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if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { |
180 |
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/* use gps position if present */ |
181 |
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context->appdata->map.pos = *refpos; |
182 |
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context->appdata->map.zoom = GPS_DEFAULT_ZOOM; |
183 |
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} else { |
184 |
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/* use world map otherwise */ |
185 |
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context->appdata->map.pos.lat = 0.0; |
186 |
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context->appdata->map.pos.lon = 0.0; |
187 |
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context->appdata->map.zoom = 1; |
188 |
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} |
189 |
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} |
190 |
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191 |
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/* jump to initial position */ |
192 |
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osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
193 |
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context->appdata->map.pos.lat, |
194 |
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context->appdata->map.pos.lon, |
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context->appdata->map.zoom); |
196 |
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197 |
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return FALSE; |
198 |
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} |
199 |
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200 |
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static void map_draw_cachelist(GtkWidget *map, cache_t *cache) { |
201 |
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while(cache) { |
202 |
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GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); |
203 |
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204 |
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osm_gps_map_add_image(OSM_GPS_MAP(map), |
205 |
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cache->pos.lat, cache->pos.lon, icon); |
206 |
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|
207 |
void map(appdata_t *appdata) { |
cache = cache->next; |
208 |
map_context_t context; |
} |
209 |
context.appdata = appdata; |
} |
210 |
|
|
211 |
GtkWidget *dialog = gtk_dialog_new_with_buttons(_("Map"), |
static void |
212 |
GTK_WINDOW(appdata->window), |
map_cachelist_nearest(cache_t *cache, pos_t *pos, |
213 |
GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, |
cache_t **result, float *distance) { |
214 |
GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE, |
while(cache) { |
215 |
NULL); |
float dist = |
216 |
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pow(cache->pos.lat - pos->lat, 2) + |
217 |
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pow(cache->pos.lon - pos->lon, 2); |
218 |
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|
219 |
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if(!(dist > *distance)) { |
220 |
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*result = cache; |
221 |
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*distance = dist; |
222 |
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} |
223 |
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#ifndef USE_MAEMO |
cache = cache->next; |
225 |
gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 350); |
} |
226 |
#else |
} |
227 |
gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480); |
|
228 |
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static cache_t *map_closest(map_context_t *context, pos_t *pos) { |
229 |
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cache_t *result = NULL; |
230 |
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float distance = NAN; |
231 |
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232 |
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#ifdef USE_MAEMO |
233 |
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if(!context->appdata->cur_gpx) { |
234 |
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#endif |
235 |
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/* search all geocaches */ |
236 |
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gpx_t *gpx = context->appdata->gpx; |
237 |
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while(gpx) { |
238 |
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map_cachelist_nearest(gpx->cache, pos, &result, &distance); |
239 |
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gpx = gpx->next; |
240 |
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} |
241 |
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#ifdef USE_MAEMO |
242 |
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} else { |
243 |
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map_cachelist_nearest(context->appdata->cur_gpx->cache, |
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pos, &result, &distance); |
245 |
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} |
246 |
#endif |
#endif |
247 |
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248 |
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return result; |
249 |
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} |
250 |
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251 |
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/* translate between osm-gps-map positions and gpxview ones */ |
252 |
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pos_t coord2pos(coord_t coo) { |
253 |
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pos_t pos; |
254 |
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pos.lat = RAD2DEG(coo.rlat); |
255 |
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pos.lon = RAD2DEG(coo.rlon); |
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return pos; |
257 |
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} |
258 |
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259 |
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#define CLICK_FUZZ (24) |
260 |
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261 |
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static gboolean |
262 |
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on_map_button_press_event(GtkWidget *widget, |
263 |
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GdkEventButton *event, map_context_t *context) { |
264 |
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OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
265 |
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266 |
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/* got a press event without release event? eat it! */ |
267 |
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if(context->press_on != NULL) { |
268 |
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printf("PRESS: already\n"); |
269 |
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return TRUE; |
270 |
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} |
271 |
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272 |
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pos_t pos = |
273 |
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coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
274 |
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275 |
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cache_t *nearest = map_closest(context, &pos); |
276 |
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if(nearest) { |
277 |
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float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE); |
278 |
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if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) |
279 |
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context->press_on = nearest; |
280 |
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} |
281 |
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282 |
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return FALSE; |
283 |
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} |
284 |
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285 |
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static gboolean |
286 |
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on_map_button_release_event(GtkWidget *widget, |
287 |
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GdkEventButton *event, map_context_t *context) { |
288 |
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OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
289 |
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|
290 |
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if(context->press_on) { |
291 |
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coord_t coo; |
292 |
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coo = osm_gps_map_get_co_ordinates(map, event->x, event->y); |
293 |
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|
294 |
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pos_t pos = |
295 |
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coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
296 |
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|
297 |
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cache_t *nearest = map_closest(context, &pos); |
298 |
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if(nearest && nearest == context->press_on) { |
299 |
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float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE); |
300 |
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if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) { |
301 |
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|
302 |
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osm_gps_map_draw_balloon(map, nearest->pos.lat, nearest->pos.lon); |
303 |
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} |
304 |
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} |
305 |
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context->press_on = NULL; |
306 |
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} else { |
307 |
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/* save new map position */ |
308 |
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gfloat lat, lon; |
309 |
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g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); |
310 |
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context->appdata->map.pos.lat = lat; |
311 |
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context->appdata->map.pos.lon = lon; |
312 |
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} |
313 |
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314 |
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return FALSE; |
315 |
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} |
316 |
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317 |
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static void on_window_destroy(GtkWidget *widget, map_context_t *context) { |
318 |
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appdata_t *appdata = context->appdata; |
319 |
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320 |
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printf("destroy map window\n"); |
321 |
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322 |
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/* save map parameters */ |
323 |
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OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
324 |
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gint zoom; |
325 |
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g_object_get(map, "zoom", &zoom, NULL); |
326 |
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context->appdata->map.zoom = zoom; |
327 |
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328 |
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gfloat lat, lon; |
329 |
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g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); |
330 |
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context->appdata->map.pos.lat = lat; |
331 |
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context->appdata->map.pos.lon = lon; |
332 |
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|
333 |
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#if MAEMO_VERSION_MAJOR == 5 |
334 |
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/* restore cur_view */ |
335 |
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context->appdata->cur_view = context->old_view; |
336 |
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#endif |
337 |
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338 |
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gtk_timeout_remove(context->handler_id); |
339 |
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340 |
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g_free(context); |
341 |
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appdata->map.context = NULL; |
342 |
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} |
343 |
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344 |
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void map(appdata_t *appdata) { |
345 |
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map_context_t *context = NULL; |
346 |
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|
347 |
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/* if the map window already exists, just raise it */ |
348 |
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if(appdata->map.context) { |
349 |
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gtk_window_present(GTK_WINDOW(appdata->map.context->window)); |
350 |
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return; |
351 |
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} |
352 |
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353 |
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context = appdata->map.context = g_new0(map_context_t, 1); |
354 |
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context->appdata = appdata; |
355 |
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|
356 |
GtkWidget *hbox = gtk_hbox_new(FALSE, 0); |
GtkWidget *hbox = gtk_hbox_new(FALSE, 0); |
357 |
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|
358 |
char *path = g_strdup_printf("%s/map/", appdata->image_path); |
char *path = g_strdup_printf("%s/map/", appdata->image_path); |
359 |
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const char *proxy = get_proxy_uri(appdata); |
360 |
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|
361 |
context.widget = g_object_new(OSM_TYPE_GPS_MAP, |
context->widget = g_object_new(OSM_TYPE_GPS_MAP, |
362 |
"repo-uri", MAP_SOURCE_OPENSTREETMAP, |
"map-source", MAP_SOURCE, |
363 |
"proxy-uri", get_proxy_uri(appdata), |
"tile-cache", path, |
364 |
"tile-cache", path, |
"auto-center", FALSE, |
365 |
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"record-trip-history", FALSE, |
366 |
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"show-trip-history", FALSE, |
367 |
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proxy?"proxy-uri":NULL, proxy, |
368 |
NULL); |
NULL); |
369 |
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|
370 |
g_free(path); |
g_free(path); |
371 |
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|
372 |
#if 0 |
char *name = NULL; |
373 |
g_signal_connect(G_OBJECT(context.widget), "button-release-event", |
#ifdef USE_MAEMO |
374 |
G_CALLBACK(on_map_button_release_event), &context); |
if(!appdata->cur_gpx) { |
375 |
|
#endif |
376 |
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/* draw all geocaches */ |
377 |
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gpx_t *gpx = appdata->gpx; |
378 |
|
while(gpx) { |
379 |
|
map_draw_cachelist(context->widget, gpx->cache); |
380 |
|
gpx = gpx->next; |
381 |
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} |
382 |
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name = g_strdup(_("all geocaches")); |
383 |
|
#ifdef USE_MAEMO |
384 |
|
} else { |
385 |
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map_draw_cachelist(context->widget, appdata->cur_gpx->cache); |
386 |
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name = g_strdup(appdata->cur_gpx->name); |
387 |
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} |
388 |
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#endif |
389 |
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|
390 |
|
char *title = g_strdup_printf(_("Map - %s"), name); |
391 |
|
g_free(name); |
392 |
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|
393 |
|
#ifdef USE_MAEMO |
394 |
|
#ifdef USE_STACKABLE_WINDOW |
395 |
|
context->window = hildon_stackable_window_new(); |
396 |
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#else |
397 |
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context->window = hildon_window_new(); |
398 |
|
#endif |
399 |
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#else |
400 |
|
context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
401 |
#endif |
#endif |
402 |
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|
403 |
gtk_box_pack_start_defaults(GTK_BOX(hbox), context.widget); |
gtk_window_set_title(GTK_WINDOW(context->window), title); |
404 |
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|
405 |
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#ifndef USE_MAEMO |
406 |
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gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480); |
407 |
|
#endif |
408 |
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|
409 |
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g_free(title); |
410 |
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|
411 |
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g_signal_connect(G_OBJECT(context->widget), "configure-event", |
412 |
|
G_CALLBACK(on_map_configure), context); |
413 |
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|
414 |
|
g_signal_connect(G_OBJECT(context->widget), "button-press-event", |
415 |
|
G_CALLBACK(on_map_button_press_event), context); |
416 |
|
|
417 |
|
g_signal_connect(G_OBJECT(context->widget), "button-release-event", |
418 |
|
G_CALLBACK(on_map_button_release_event), context); |
419 |
|
|
420 |
|
gtk_box_pack_start_defaults(GTK_BOX(hbox), context->widget); |
421 |
/* zoom button box */ |
/* zoom button box */ |
422 |
GtkWidget *vbox = gtk_vbox_new(FALSE,0); |
GtkWidget *vbox = gtk_vbox_new(FALSE,0); |
423 |
|
|
424 |
context.zoomin = |
context->zoomin = |
425 |
map_add_button(GTK_STOCK_ZOOM_IN, G_CALLBACK(cb_map_zoomin), |
map_add_button(10, G_CALLBACK(cb_map_zoomin), |
426 |
&context, _("Zoom in")); |
context, _("Zoom in")); |
427 |
gtk_box_pack_start(GTK_BOX(vbox), context.zoomin, FALSE, FALSE, 0); |
gtk_box_pack_start(GTK_BOX(vbox), context->zoomin, FALSE, FALSE, 0); |
428 |
|
|
429 |
context.zoomout = |
context->zoomout = |
430 |
map_add_button(GTK_STOCK_ZOOM_OUT, G_CALLBACK(cb_map_zoomout), |
map_add_button(11, G_CALLBACK(cb_map_zoomout), |
431 |
&context, _("Zoom out")); |
context, _("Zoom out")); |
432 |
gtk_box_pack_start(GTK_BOX(vbox), context.zoomout, FALSE, FALSE, 0); |
gtk_box_pack_start(GTK_BOX(vbox), context->zoomout, FALSE, FALSE, 0); |
433 |
|
|
434 |
context.gps = |
context->gps = |
435 |
map_add_button(GTK_STOCK_HOME, G_CALLBACK(cb_map_gps), |
map_add_button(9, G_CALLBACK(cb_map_gps), |
436 |
&context, _("Jump to GPS position")); |
context, _("Jump to GPS position")); |
437 |
gtk_widget_set_sensitive(context.gps, FALSE); |
gtk_widget_set_sensitive(context->gps, FALSE); |
438 |
|
|
439 |
/* install handler for timed updates of the gps button */ |
/* install handler for timed updates of the gps button */ |
440 |
context.handler_id = gtk_timeout_add(1000, map_gps_update, &context); |
context->handler_id = gtk_timeout_add(1000, map_gps_update, context); |
441 |
gtk_box_pack_start(GTK_BOX(vbox), context.gps, FALSE, FALSE, 0); |
gtk_box_pack_start(GTK_BOX(vbox), context->gps, FALSE, FALSE, 0); |
442 |
|
|
443 |
gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0); |
gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0); |
444 |
|
|
445 |
gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox); |
#if MAEMO_VERSION_MAJOR == 5 |
446 |
|
/* prevent some of the main screen things */ |
447 |
gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE); |
context->old_view = appdata->cur_view; |
448 |
|
appdata->cur_view = NULL; |
449 |
|
#endif |
450 |
|
|
451 |
gtk_widget_show_all(dialog); |
g_signal_connect(G_OBJECT(context->window), "destroy", |
452 |
|
G_CALLBACK(on_window_destroy), context); |
453 |
|
|
454 |
gtk_dialog_run(GTK_DIALOG(dialog)); |
gtk_container_add(GTK_CONTAINER(context->window), hbox); |
455 |
|
gtk_widget_show_all(GTK_WIDGET(context->window)); |
|
gtk_widget_destroy(dialog); |
|
|
|
|
456 |
} |
} |