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Ability to select cache from map
1 | /* |
2 | * Copyright (C) 2008-2009 Till Harbaum <till@harbaum.org>. |
3 | * |
4 | * This file is part of GPXView. |
5 | * |
6 | * GPXView is free software: you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation, either version 3 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * GPXView is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with GPXView. If not, see <http://www.gnu.org/licenses/>. |
18 | */ |
19 | |
20 | /* |
21 | * http://topo.geofabrik.de/relief/${z}/${x}/${y}.png 8-15 |
22 | * http://topo.geofabrik.de/trail/${z}/${x}/${y}.png 8-15 |
23 | */ |
24 | |
25 | #include "gpxview.h" |
26 | #include "converter.h" |
27 | #include <math.h> // for isnan |
28 | |
29 | #ifdef ENABLE_OSM_GPS_MAP |
30 | #include "osm-gps-map.h" |
31 | #include "osm-gps-map-osd-classic.h" |
32 | #endif |
33 | |
34 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) |
35 | #include <gdk/gdkx.h> |
36 | #include <X11/Xatom.h> |
37 | #endif |
38 | |
39 | /* default values */ |
40 | #define MAP_SOURCE OSM_GPS_MAP_SOURCE_OPENCYCLEMAP |
41 | #define GPS_DEFAULT_ZOOM 13 |
42 | |
43 | #define PROXY_KEY "/system/http_proxy/" |
44 | |
45 | static const char *get_proxy_uri(appdata_t *appdata) { |
46 | static char proxy_buffer[64] = ""; |
47 | |
48 | /* use environment settings if preset */ |
49 | const char *proxy = g_getenv("http_proxy"); |
50 | if(proxy) { |
51 | printf("http_proxy: %s\n", proxy); |
52 | return proxy; |
53 | } |
54 | |
55 | /* ------------- get proxy settings -------------------- */ |
56 | if(gconf_client_get_bool(appdata->gconf_client, |
57 | PROXY_KEY "use_http_proxy", NULL)) { |
58 | |
59 | /* we can savely ignore things like "ignore_hosts" since we */ |
60 | /* are pretty sure not inside the net of one of our map renderers */ |
61 | /* (unless the user works at google :-) */ |
62 | |
63 | /* get basic settings */ |
64 | char *host = |
65 | gconf_client_get_string(appdata->gconf_client, PROXY_KEY "host", NULL); |
66 | if(host) { |
67 | int port = |
68 | gconf_client_get_int(appdata->gconf_client, PROXY_KEY "port", NULL); |
69 | |
70 | snprintf(proxy_buffer, sizeof(proxy_buffer), |
71 | "http://%s:%u", host, port); |
72 | |
73 | g_free(host); |
74 | } |
75 | return proxy_buffer; |
76 | } |
77 | |
78 | return NULL; |
79 | } |
80 | |
81 | static void |
82 | cb_map_gps(osd_button_t but, map_context_t *context) { |
83 | if(but == OSD_GPS) { |
84 | pos_t *refpos = get_pos(context->appdata); |
85 | if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { |
86 | gint zoom; |
87 | g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL); |
88 | if(zoom < 10) |
89 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
90 | refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM); |
91 | else |
92 | osm_gps_map_set_center(OSM_GPS_MAP(context->widget), |
93 | refpos->lat, refpos->lon); |
94 | |
95 | /* re-enable centering */ |
96 | g_object_set(context->widget, "auto-center", TRUE, NULL); |
97 | } else { |
98 | /* no coordinates given: display the entire world */ |
99 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
100 | 0.0, 0.0, 1); |
101 | } |
102 | } |
103 | } |
104 | |
105 | static int dist2pixel(map_context_t *context, float km, float lat) { |
106 | return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget)); |
107 | } |
108 | |
109 | static gboolean map_gps_update(gpointer data) { |
110 | map_context_t *context = (map_context_t*)data; |
111 | |
112 | /* get reference position ... */ |
113 | pos_t *refpos = get_pos(context->appdata); |
114 | gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon); |
115 | |
116 | /* ... and enable "goto" button if it's valid */ |
117 | osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget), |
118 | OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context); |
119 | |
120 | if(ok) { |
121 | float heading = NAN; |
122 | int radius = 0; |
123 | |
124 | if(context->appdata->use_gps) { |
125 | heading = gps_get_heading(context->appdata); |
126 | |
127 | /* get error */ |
128 | float eph = gps_get_eph(context->appdata); |
129 | if(!isnan(eph)) |
130 | radius = dist2pixel(context, eph/1000, refpos->lat); |
131 | } |
132 | |
133 | g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL); |
134 | osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget), |
135 | refpos->lat, refpos->lon, heading); |
136 | } else |
137 | osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget)); |
138 | |
139 | return TRUE; |
140 | } |
141 | |
142 | static gboolean on_map_configure(GtkWidget *widget, |
143 | GdkEventConfigure *event, |
144 | map_context_t *context) { |
145 | |
146 | if(!context->map_complete) { |
147 | |
148 | /* set default values if they are invalid */ |
149 | if(!context->appdata->map.zoom || |
150 | isnan(context->appdata->map.pos.lat) || |
151 | isnan(context->appdata->map.pos.lon)) { |
152 | printf("no valid map position found\n"); |
153 | |
154 | pos_t *refpos = get_pos(context->appdata); |
155 | if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { |
156 | /* use gps position if present */ |
157 | context->appdata->map.pos = *refpos; |
158 | context->appdata->map.zoom = GPS_DEFAULT_ZOOM; |
159 | } else { |
160 | /* use world map otherwise */ |
161 | context->appdata->map.pos.lat = 0.0; |
162 | context->appdata->map.pos.lon = 0.0; |
163 | context->appdata->map.zoom = 1; |
164 | } |
165 | } |
166 | |
167 | /* jump to initial position */ |
168 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
169 | context->appdata->map.pos.lat, |
170 | context->appdata->map.pos.lon, |
171 | context->appdata->map.zoom); |
172 | context->map_complete = TRUE; |
173 | } |
174 | |
175 | return FALSE; |
176 | } |
177 | |
178 | static void map_draw_cache(GtkWidget *map, cache_t *cache) { |
179 | GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); |
180 | |
181 | /* check if there's also an overwritten coordinate */ |
182 | if(cache->notes && cache->notes->override) { |
183 | GdkPixbuf *over = icon_get(ICON_MISC, 1); |
184 | |
185 | osm_gps_map_add_image(OSM_GPS_MAP(map), |
186 | cache->notes->pos.lat, cache->notes->pos.lon, icon); |
187 | |
188 | osm_gps_map_add_image(OSM_GPS_MAP(map), |
189 | cache->notes->pos.lat, cache->notes->pos.lon, over); |
190 | } else |
191 | osm_gps_map_add_image(OSM_GPS_MAP(map), |
192 | cache->pos.lat, cache->pos.lon, icon); |
193 | |
194 | } |
195 | |
196 | static void map_draw_gpx(appdata_t *appdata, GtkWidget *map, gpx_t *gpx) { |
197 | if(!gpx->notes_loaded) { |
198 | notes_load_all(appdata, gpx); |
199 | gpx->notes_loaded = TRUE; |
200 | } |
201 | |
202 | cache_t *cache = gpx->cache; |
203 | while(cache) { |
204 | map_draw_cache(map, cache); |
205 | cache = cache->next; |
206 | } |
207 | } |
208 | |
209 | static void |
210 | map_cachelist_nearest(cache_t *cache, pos_t *pos, |
211 | cache_t **result, float *distance) { |
212 | while(cache) { |
213 | pos_t cpos = gpx_cache_pos(cache); |
214 | |
215 | float dist = |
216 | pow(cpos.lat - pos->lat, 2) + |
217 | pow(cpos.lon - pos->lon, 2); |
218 | |
219 | if(!(dist > *distance)) { |
220 | *result = cache; |
221 | *distance = dist; |
222 | } |
223 | |
224 | cache = cache->next; |
225 | } |
226 | } |
227 | |
228 | static cache_t *map_closest(map_context_t *context, pos_t *pos) { |
229 | cache_t *result = NULL; |
230 | float distance = NAN; |
231 | |
232 | if(!context->appdata->cur_gpx && !context->appdata->cur_cache) { |
233 | /* search all geocaches */ |
234 | gpx_t *gpx = context->appdata->gpx; |
235 | while(gpx) { |
236 | map_cachelist_nearest(gpx->cache, pos, &result, &distance); |
237 | gpx = gpx->next; |
238 | } |
239 | } else if(context->appdata->cur_gpx) { |
240 | map_cachelist_nearest(context->appdata->cur_gpx->cache, |
241 | pos, &result, &distance); |
242 | } else |
243 | result = context->appdata->cur_gpx->cache; |
244 | |
245 | return result; |
246 | } |
247 | |
248 | /* translate between osm-gps-map positions and gpxview ones */ |
249 | pos_t coord2pos(coord_t coo) { |
250 | pos_t pos; |
251 | pos.lat = rad2deg(coo.rlat); |
252 | pos.lon = rad2deg(coo.rlon); |
253 | return pos; |
254 | } |
255 | |
256 | #define CLICK_FUZZ (24) |
257 | |
258 | static gboolean |
259 | on_map_button_press_event(GtkWidget *widget, |
260 | GdkEventButton *event, map_context_t *context) { |
261 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
262 | |
263 | /* check if we actually clicked parts of the OSD */ |
264 | if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE) |
265 | return FALSE; |
266 | |
267 | /* got a press event without release event? eat it! */ |
268 | if(context->press_on != NULL) { |
269 | printf("PRESS: already\n"); |
270 | return FALSE; |
271 | } |
272 | |
273 | pos_t pos = |
274 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
275 | |
276 | cache_t *nearest = map_closest(context, &pos); |
277 | if(nearest) { |
278 | pos_t cpos = gpx_cache_pos(nearest); |
279 | |
280 | float dist = gpx_pos_get_distance(pos, cpos, FALSE); |
281 | if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) |
282 | context->press_on = nearest; |
283 | } |
284 | |
285 | return FALSE; |
286 | } |
287 | |
288 | static void |
289 | cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) { |
290 | /* convert the pixbuf into something cairo can handle */ |
291 | |
292 | // Create a new ImageSurface |
293 | cairo_surface_t *image_surface = |
294 | cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
295 | gdk_pixbuf_get_width(buf), |
296 | gdk_pixbuf_get_height(buf)); |
297 | |
298 | // Create the new Context for the ImageSurface |
299 | cairo_t *context = cairo_create(image_surface); |
300 | |
301 | // Draw the image on the new Context |
302 | gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0); |
303 | cairo_paint(context); |
304 | |
305 | // now draw this onto the original context |
306 | cairo_set_source_surface(cr, image_surface, x, y); |
307 | |
308 | cairo_paint(cr); |
309 | } |
310 | |
311 | #ifndef BIG_BALLOONS |
312 | #define LINE_SKIP 7 |
313 | #else |
314 | #define LINE_SKIP 12 |
315 | #endif |
316 | |
317 | static void |
318 | balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) { |
319 | map_context_t *context = (map_context_t*)data; |
320 | cache_t *cache = context->balloon; |
321 | |
322 | printf("balloon event: "); |
323 | |
324 | if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) { |
325 | printf("draw\n"); |
326 | |
327 | #if 0 |
328 | /* draw pink background to check clipping */ |
329 | cairo_rectangle (event->data.draw.cr, |
330 | event->data.draw.rect->x-20, event->data.draw.rect->y-20, |
331 | event->data.draw.rect->w+40, event->data.draw.rect->h+40); |
332 | cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3); |
333 | cairo_fill_preserve (event->data.draw.cr); |
334 | cairo_set_line_width (event->data.draw.cr, 0); |
335 | cairo_stroke (event->data.draw.cr); |
336 | #endif |
337 | |
338 | /* leave a little border top and left */ |
339 | gint x = event->data.draw.rect->x, y = event->data.draw.rect->y; |
340 | |
341 | /* draw the cache type icon ... */ |
342 | GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); |
343 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y); |
344 | |
345 | if(cache->notes && cache->notes->override) { |
346 | GdkPixbuf *over = icon_get(ICON_MISC, 1); |
347 | cairo_draw_pixbuf(event->data.draw.cr, over, x, y); |
348 | } |
349 | |
350 | /* ... and right of it the waypoint id */ |
351 | cairo_text_extents_t extents; |
352 | |
353 | if(cache->id) { |
354 | cairo_select_font_face (event->data.draw.cr, "Sans", |
355 | CAIRO_FONT_SLANT_NORMAL, |
356 | CAIRO_FONT_WEIGHT_BOLD); |
357 | |
358 | #ifndef BIG_BALLOONS |
359 | cairo_set_font_size (event->data.draw.cr, 20.0); |
360 | #else |
361 | cairo_set_font_size (event->data.draw.cr, 36.0); |
362 | #endif |
363 | |
364 | cairo_text_extents (event->data.draw.cr, cache->id, &extents); |
365 | |
366 | /* display id right of icon vertically centered */ |
367 | x += gdk_pixbuf_get_width(icon) + 5; |
368 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; |
369 | cairo_move_to (event->data.draw.cr, x, y); |
370 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); |
371 | cairo_show_text (event->data.draw.cr, cache->id); |
372 | cairo_stroke (event->data.draw.cr); |
373 | |
374 | y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP; |
375 | } else |
376 | y += gdk_pixbuf_get_height(icon); |
377 | |
378 | /* return to the left border and below icon/text */ |
379 | x = event->data.draw.rect->x; |
380 | |
381 | /* everything from here uses the same font */ |
382 | cairo_select_font_face (event->data.draw.cr, "Sans", CAIRO_FONT_SLANT_NORMAL, |
383 | CAIRO_FONT_WEIGHT_NORMAL); |
384 | #ifndef BIG_BALLOONS |
385 | cairo_set_font_size (event->data.draw.cr, 14.0); |
386 | #else |
387 | cairo_set_font_size (event->data.draw.cr, 22.0); |
388 | #endif |
389 | |
390 | if(cache->name) { |
391 | /* draw cache name */ |
392 | cairo_text_extents (event->data.draw.cr, cache->name, &extents); |
393 | y += extents.height; |
394 | cairo_move_to (event->data.draw.cr, x, y); |
395 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); |
396 | cairo_show_text (event->data.draw.cr, cache->name); |
397 | cairo_stroke (event->data.draw.cr); |
398 | |
399 | /* return to the left border and below text */ |
400 | y += LINE_SKIP; |
401 | x = event->data.draw.rect->x; |
402 | } |
403 | |
404 | if(cache->terrain) { |
405 | /* draw cache rating */ |
406 | const char *terrain = "Terrain:"; |
407 | icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2)); |
408 | cairo_text_extents (event->data.draw.cr, _(terrain), &extents); |
409 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; |
410 | |
411 | /* draw "Terrain:" string */ |
412 | cairo_move_to (event->data.draw.cr, x, y); |
413 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); |
414 | cairo_show_text (event->data.draw.cr, _(terrain)); |
415 | cairo_stroke (event->data.draw.cr); |
416 | x += extents.width + 2; |
417 | |
418 | /* draw terrain stars */ |
419 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y - |
420 | (gdk_pixbuf_get_height(icon) + extents.height)/2); |
421 | |
422 | x += gdk_pixbuf_get_width(icon) + LINE_SKIP; |
423 | y -= (gdk_pixbuf_get_height(icon) + extents.height)/2; |
424 | } |
425 | |
426 | if(cache->difficulty) { |
427 | const char *difficulty = "Difficulty:"; |
428 | cairo_text_extents (event->data.draw.cr, _(difficulty), &extents); |
429 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; |
430 | |
431 | /* draw "Difficulty:" string */ |
432 | cairo_move_to (event->data.draw.cr, x, y); |
433 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); |
434 | cairo_show_text (event->data.draw.cr, _(difficulty)); |
435 | cairo_stroke (event->data.draw.cr); |
436 | x += extents.width + 2; |
437 | |
438 | icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2)); |
439 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y - |
440 | (gdk_pixbuf_get_height(icon) + extents.height)/2); |
441 | } |
442 | } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) { |
443 | printf("click %s event at %d %d\n", |
444 | event->data.click.down?"down":"up", |
445 | event->data.click.x, event->data.click.y); |
446 | |
447 | /* make the main screen jump to that cache */ |
448 | if(!event->data.click.down) { |
449 | if(context->appdata->cur_cache) { |
450 | printf("ERROR: no current cache should be visible!\n"); |
451 | } else { |
452 | gpx_t *is_in = NULL; |
453 | |
454 | if(!context->appdata->cur_gpx) { |
455 | printf("click while in \"all\" view\n"); |
456 | |
457 | /* we first need to figure out which gpx file this cache */ |
458 | /* is in so we can open it first */ |
459 | gpx_t *gpx = context->appdata->gpx; |
460 | while(gpx && !is_in) { |
461 | cache_t *cur = gpx->cache; |
462 | while(cur && !is_in) { |
463 | if(cur == cache) |
464 | is_in = gpx; |
465 | cur = cur->next; |
466 | } |
467 | gpx = gpx->next; |
468 | } |
469 | |
470 | if(is_in) |
471 | gpxlist_goto_cachelist(context->appdata, is_in); |
472 | |
473 | } else |
474 | /* the simple case: there already is an open gpx file and */ |
475 | /* we just jump into the "cache" view */ |
476 | is_in = context->appdata->cur_gpx; |
477 | |
478 | if(is_in) { |
479 | printf("selecting %s in %s\n", |
480 | cache->id, |
481 | context->appdata->cur_gpx->name); |
482 | |
483 | cachelist_goto_cache(context->appdata, cache); |
484 | |
485 | /* give focus to main screen (important for maemo) */ |
486 | printf("raising main window\n"); |
487 | gtk_window_present(GTK_WINDOW(context->appdata->window)); |
488 | } |
489 | } |
490 | } |
491 | } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) { |
492 | printf("removed\n"); |
493 | context->balloon = NULL; |
494 | } |
495 | } |
496 | |
497 | static gboolean |
498 | on_map_button_release_event(GtkWidget *widget, |
499 | GdkEventButton *event, map_context_t *context) { |
500 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
501 | |
502 | /* in "MAP_CACHE" state only one cache is visible */ |
503 | /* and the map is in navigation mode. the balloon is */ |
504 | /* pretty useless there */ |
505 | if(context->press_on && (context->state != MAP_CACHE)) { |
506 | |
507 | coord_t coo; |
508 | coo = osm_gps_map_get_co_ordinates(map, event->x, event->y); |
509 | |
510 | pos_t pos = |
511 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
512 | |
513 | cache_t *nearest = map_closest(context, &pos); |
514 | if(nearest && nearest == context->press_on) { |
515 | pos_t cpos = gpx_cache_pos(nearest); |
516 | |
517 | float dist = gpx_pos_get_distance(pos, cpos, FALSE); |
518 | if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) { |
519 | |
520 | context->balloon = nearest; |
521 | osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon, |
522 | balloon_cb, context); |
523 | } |
524 | } |
525 | context->press_on = NULL; |
526 | } else { |
527 | /* save new map position */ |
528 | gfloat lat, lon; |
529 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); |
530 | context->appdata->map.pos.lat = lat; |
531 | context->appdata->map.pos.lon = lon; |
532 | } |
533 | |
534 | return FALSE; |
535 | } |
536 | |
537 | static void on_window_destroy(GtkWidget *widget, map_context_t *context) { |
538 | appdata_t *appdata = context->appdata; |
539 | |
540 | printf("destroy map window\n"); |
541 | |
542 | /* save map parameters */ |
543 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
544 | gint zoom; |
545 | g_object_get(map, "zoom", &zoom, NULL); |
546 | context->appdata->map.zoom = zoom; |
547 | |
548 | gfloat lat, lon; |
549 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); |
550 | context->appdata->map.pos.lat = lat; |
551 | context->appdata->map.pos.lon = lon; |
552 | |
553 | gint source; |
554 | g_object_get(map, "map-source", &source, NULL); |
555 | context->appdata->map.source = source; |
556 | |
557 | #if MAEMO_VERSION_MAJOR == 5 |
558 | /* restore cur_view */ |
559 | context->appdata->cur_view = context->old_view; |
560 | #endif |
561 | |
562 | gtk_timeout_remove(context->handler_id); |
563 | |
564 | g_free(context); |
565 | appdata->map.context = NULL; |
566 | } |
567 | |
568 | #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__) |
569 | /* get access to zoom buttons */ |
570 | static void |
571 | on_window_realize(GtkWidget *widget, gpointer data) { |
572 | if (widget->window) { |
573 | unsigned char value = 1; |
574 | Atom hildon_zoom_key_atom = |
575 | gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"), |
576 | integer_atom = gdk_x11_get_xatom_by_name("INTEGER"); |
577 | Display *dpy = |
578 | GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window)); |
579 | Window w = GDK_WINDOW_XID(widget->window); |
580 | |
581 | XChangeProperty(dpy, w, hildon_zoom_key_atom, |
582 | integer_atom, 8, PropModeReplace, &value, 1); |
583 | } |
584 | } |
585 | #endif |
586 | |
587 | /* draw geocaches and set window title */ |
588 | static void map_setup(map_context_t *context) { |
589 | char *name = NULL; |
590 | |
591 | if(!context->appdata->cur_gpx && !context->appdata->cur_cache) { |
592 | if(context->state != MAP_ALL) { |
593 | printf("map_setp(ALL)\n"); |
594 | |
595 | /* no navigation in this mode */ |
596 | osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget)); |
597 | |
598 | /* clear all existing ccahe images */ |
599 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); |
600 | |
601 | /* draw all geocaches */ |
602 | gpx_t *gpx = context->appdata->gpx; |
603 | while(gpx) { |
604 | map_draw_gpx(context->appdata, context->widget, gpx); |
605 | gpx = gpx->next; |
606 | } |
607 | name = g_strdup(_("all")); |
608 | context->state = MAP_ALL; |
609 | } |
610 | } else if(!context->appdata->cur_cache) { |
611 | if(context->state != MAP_GPX) { |
612 | printf("map_setp(GPX)\n"); |
613 | |
614 | /* no navigation in this mode */ |
615 | osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget)); |
616 | |
617 | /* clear all existing ccahe images */ |
618 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); |
619 | |
620 | map_draw_gpx(context->appdata, context->widget, |
621 | context->appdata->cur_gpx); |
622 | name = g_strdup(context->appdata->cur_gpx->name); |
623 | context->state = MAP_GPX; |
624 | } |
625 | } else { |
626 | cache_t *cache = context->appdata->cur_cache; |
627 | |
628 | printf("map_setp(CACHE)\n"); |
629 | |
630 | /* no balloons in this mode */ |
631 | context->balloon = NULL; |
632 | osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget)); |
633 | |
634 | /* clear all existing ccahe images */ |
635 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); |
636 | |
637 | map_draw_cache(context->widget, cache); |
638 | name = g_strdup(cache->name); |
639 | context->state = MAP_CACHE; |
640 | |
641 | /* navigation in this mode! */ |
642 | pos_t cpos = gpx_cache_pos(cache); |
643 | osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget), |
644 | context->appdata->imperial, |
645 | cpos.lat, cpos.lon, cache->name); |
646 | } |
647 | |
648 | if(name) { |
649 | char *title = g_strdup_printf("%s - %s", _("Map"), name); |
650 | g_free(name); |
651 | |
652 | gtk_window_set_title(GTK_WINDOW(context->window), title); |
653 | |
654 | g_free(title); |
655 | } else |
656 | printf("map_setup(keep)\n"); |
657 | } |
658 | |
659 | /* on maemo a window is either on top or completely invisible. this means that */ |
660 | /* we only need to update the map window if its raised. on ordinary desktops this */ |
661 | /* is different and we always update */ |
662 | static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event, |
663 | gpointer data) { |
664 | printf("map got focus\n"); |
665 | map_setup((map_context_t*)data); |
666 | return FALSE; |
667 | } |
668 | |
669 | void map_update(appdata_t *appdata) { |
670 | #ifndef USE_MAEMO |
671 | if(appdata->map.context) |
672 | map_setup(appdata->map.context); |
673 | #endif |
674 | } |
675 | |
676 | void map(appdata_t *appdata) { |
677 | map_context_t *context = NULL; |
678 | |
679 | /* if the map window already exists, just raise it */ |
680 | if(appdata->map.context) { |
681 | printf("using existing map!\n"); |
682 | gtk_window_present(GTK_WINDOW(appdata->map.context->window)); |
683 | map_setup(appdata->map.context); |
684 | return; |
685 | } |
686 | |
687 | context = appdata->map.context = g_new0(map_context_t, 1); |
688 | context->appdata = appdata; |
689 | context->map_complete = FALSE; |
690 | context->state = MAP_NONE; |
691 | |
692 | /* cleanup old (pre 0.8.7) path if it exists */ |
693 | char *old_path = g_strdup_printf("%s/map/", appdata->image_path); |
694 | if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) { |
695 | printf("old file path %s exists\n", old_path); |
696 | rmdir_recursive(old_path); |
697 | } |
698 | |
699 | /* It is recommanded that all applications share these same */ |
700 | /* map path, so data is only cached once. The path should be: */ |
701 | /* ~/.osm-gps-map on standard PC (users home) */ |
702 | /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */ |
703 | /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */ |
704 | #if !defined(USE_MAEMO) |
705 | char *p = getenv("HOME"); |
706 | if(!p) p = "/tmp"; |
707 | char *path = g_strdup_printf("%s/.osm-gps-map", p); |
708 | #else |
709 | #if MAEMO_VERSION_MAJOR == 5 |
710 | char *path = g_strdup("/home/user/.osm-gps-map"); |
711 | #else |
712 | char *path = g_strdup("/media/mmc2/osm-gps-map"); |
713 | #endif |
714 | #endif |
715 | |
716 | const char *proxy = get_proxy_uri(appdata); |
717 | |
718 | gint source = context->appdata->map.source; |
719 | if(!source) source = MAP_SOURCE; |
720 | |
721 | context->widget = g_object_new(OSM_TYPE_GPS_MAP, |
722 | "map-source", source, |
723 | "tile-cache", path, |
724 | "auto-center", FALSE, |
725 | "record-trip-history", FALSE, |
726 | "show-trip-history", FALSE, |
727 | proxy?"proxy-uri":NULL, proxy, |
728 | NULL); |
729 | |
730 | g_free(path); |
731 | |
732 | osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget)); |
733 | |
734 | #ifdef USE_MAEMO |
735 | /* we don't use a stackable window here on fremantle, since */ |
736 | /* this leaves the main window independent from the map and */ |
737 | /* the user can e.g. still navigate the main menu */ |
738 | context->window = hildon_window_new(); |
739 | |
740 | #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__) |
741 | g_signal_connect(G_OBJECT(context->window), "realize", |
742 | G_CALLBACK(on_window_realize), NULL); |
743 | #endif // MAEMO_VERSION |
744 | #else |
745 | context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
746 | #endif |
747 | |
748 | /* setup cache state */ |
749 | map_setup(context); |
750 | |
751 | #ifndef USE_MAEMO |
752 | gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480); |
753 | #endif |
754 | |
755 | g_signal_connect(G_OBJECT(context->widget), "focus-in-event", |
756 | G_CALLBACK(on_focus_in), context); |
757 | |
758 | g_signal_connect(G_OBJECT(context->widget), "configure-event", |
759 | G_CALLBACK(on_map_configure), context); |
760 | |
761 | g_signal_connect(G_OBJECT(context->widget), "button-press-event", |
762 | G_CALLBACK(on_map_button_press_event), context); |
763 | |
764 | g_signal_connect(G_OBJECT(context->widget), "button-release-event", |
765 | G_CALLBACK(on_map_button_release_event), context); |
766 | |
767 | /* install handler for timed updates of the gps button */ |
768 | context->handler_id = gtk_timeout_add(1000, map_gps_update, context); |
769 | |
770 | #if MAEMO_VERSION_MAJOR == 5 |
771 | /* prevent some of the main screen things */ |
772 | context->old_view = appdata->cur_view; |
773 | appdata->cur_view = NULL; |
774 | #endif |
775 | |
776 | g_signal_connect(G_OBJECT(context->window), "destroy", |
777 | G_CALLBACK(on_window_destroy), context); |
778 | |
779 | gtk_container_add(GTK_CONTAINER(context->window), context->widget); |
780 | gtk_widget_show_all(GTK_WIDGET(context->window)); |
781 | } |