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Fixed proxy settings
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 | /* |
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" |
33 | #include "converter.h" |
34 | #include <math.h> // for isnan |
35 | |
36 | #ifdef ENABLE_OSM_GPS_MAP |
37 | #include "osm-gps-map.h" |
38 | #include "osm-gps-map-osd-classic.h" |
39 | #endif |
40 | |
41 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) |
42 | #include <gdk/gdkx.h> |
43 | #include <X11/Xatom.h> |
44 | #endif |
45 | |
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/" |
51 | |
52 | static const char *get_proxy_uri(appdata_t *appdata) { |
53 | static char proxy_buffer[64] = ""; |
54 | |
55 | /* use environment settings if preset */ |
56 | const char *proxy = g_getenv("http_proxy"); |
57 | if(proxy) { |
58 | printf("map http proxy from env: %s\n", proxy); |
59 | return proxy; |
60 | } |
61 | |
62 | /* ------------- get proxy settings -------------------- */ |
63 | if(gconf_client_get_bool(appdata->gconf_client, |
64 | PROXY_KEY "use_http_proxy", NULL)) { |
65 | |
66 | /* we can savely ignore things like "ignore_hosts" since we */ |
67 | /* are pretty sure not inside the net of one of our map renderers */ |
68 | /* (unless the user works at google :-) */ |
69 | |
70 | /* get basic settings */ |
71 | char *host = |
72 | gconf_client_get_string(appdata->gconf_client, PROXY_KEY "host", NULL); |
73 | if(host) { |
74 | int port = |
75 | gconf_client_get_int(appdata->gconf_client, PROXY_KEY "port", NULL); |
76 | |
77 | snprintf(proxy_buffer, sizeof(proxy_buffer), |
78 | "http://%s:%u", host, port); |
79 | printf("map http proxy from gconf: %s\n ", proxy_buffer); |
80 | |
81 | g_free(host); |
82 | } |
83 | return proxy_buffer; |
84 | } |
85 | |
86 | return NULL; |
87 | } |
88 | |
89 | static void |
90 | cb_map_gps(osd_button_t but, map_context_t *context) { |
91 | |
92 | if(but == OSD_GPS) { |
93 | pos_t *refpos = get_pos(context->appdata); |
94 | if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { |
95 | gint zoom; |
96 | g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL); |
97 | if(zoom < 10) |
98 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
99 | refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM); |
100 | else |
101 | osm_gps_map_set_center(OSM_GPS_MAP(context->widget), |
102 | refpos->lat, refpos->lon); |
103 | |
104 | /* re-enable centering */ |
105 | g_object_set(context->widget, "auto-center", TRUE, NULL); |
106 | } else { |
107 | /* no coordinates given: display the entire world */ |
108 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
109 | 0.0, 0.0, 1); |
110 | } |
111 | } |
112 | } |
113 | |
114 | static int dist2pixel(map_context_t *context, float km, float lat) { |
115 | return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget)); |
116 | } |
117 | |
118 | static gboolean map_gps_update(gpointer data) { |
119 | map_context_t *context = (map_context_t*)data; |
120 | static gboolean goto_is_enabled = FALSE; |
121 | |
122 | /* get reference position ... */ |
123 | pos_t *refpos = get_pos(context->appdata); |
124 | gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon); |
125 | |
126 | /* ... and enable "goto" button if it's valid */ |
127 | if(ok != goto_is_enabled) { |
128 | osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget), |
129 | OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context); |
130 | goto_is_enabled = ok; |
131 | } |
132 | |
133 | if(ok) { |
134 | float heading = NAN; |
135 | int radius = 0; |
136 | |
137 | if(context->appdata->use_gps) { |
138 | heading = gps_get_heading(context->appdata); |
139 | |
140 | /* get error */ |
141 | float eph = gps_get_eph(context->appdata); |
142 | if(!isnan(eph)) |
143 | radius = dist2pixel(context, eph/1000, refpos->lat); |
144 | } |
145 | |
146 | /* TODO: in order to save energy: only draw if state actually changed */ |
147 | |
148 | g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL); |
149 | osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget), |
150 | refpos->lat, refpos->lon, heading); |
151 | } else |
152 | osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget)); |
153 | |
154 | return TRUE; |
155 | } |
156 | |
157 | static void map_draw_cache(GtkWidget *map, cache_t *cache, gboolean semi) { |
158 | GdkPixbuf *icon = icon_get(semi?ICON_CACHE_TYPE_SEMI:ICON_CACHE_TYPE, |
159 | cache->type); |
160 | |
161 | /* check if there's also an overwritten coordinate */ |
162 | if(cache->notes && cache->notes->override) { |
163 | GdkPixbuf *over = icon_get(ICON_MISC, 1); |
164 | |
165 | osm_gps_map_add_image(OSM_GPS_MAP(map), |
166 | cache->notes->pos.lat, cache->notes->pos.lon, icon); |
167 | |
168 | osm_gps_map_add_image(OSM_GPS_MAP(map), |
169 | cache->notes->pos.lat, cache->notes->pos.lon, over); |
170 | } else { |
171 | if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon)) |
172 | osm_gps_map_add_image(OSM_GPS_MAP(map), |
173 | cache->pos.lat, cache->pos.lon, icon); |
174 | } |
175 | } |
176 | |
177 | static void map_draw_gpx(appdata_t *appdata, cache_display_t *caches, |
178 | GtkWidget *map, gpx_t *gpx, |
179 | cache_t *nav, gboolean semi) { |
180 | if(!gpx->notes_loaded) { |
181 | notes_load_all(appdata, gpx); |
182 | gpx->notes_loaded = TRUE; |
183 | } |
184 | |
185 | cache_t *cache = gpx->cache; |
186 | while(cache) { |
187 | /* search if we have that cache already in our list/displayed */ |
188 | int i=0; |
189 | while(caches[i].id && (strcmp(caches[i].id, cache->id) != 0)) |
190 | i++; |
191 | |
192 | if(!caches[i].id) { |
193 | /* if nav is given draw all other caches semitransparent. */ |
194 | /* if nav is not given do what semi sais */ |
195 | map_draw_cache(map, cache, nav?(cache != nav):semi); |
196 | caches[i].id = cache->id; |
197 | } |
198 | |
199 | cache = cache->next; |
200 | } |
201 | } |
202 | |
203 | /* draw geocaches and set window title */ |
204 | static void map_setup(map_context_t *context) { |
205 | char *name = NULL; |
206 | |
207 | int cache_num = gpx_total_caches_global(context->appdata->gpx); |
208 | |
209 | if(context->caches_displayed && (cache_num != context->cache_list_len)) { |
210 | // printf("re-alloc because %p %d/%d\n", context->caches_displayed, |
211 | // cache_num, context->cache_list_len); |
212 | g_free(context->caches_displayed); |
213 | context->caches_displayed = NULL; |
214 | context->cache_list_len = 0; |
215 | } |
216 | |
217 | /* allocate buffer */ |
218 | if(cache_num && !context->caches_displayed) { |
219 | context->cache_list_len = cache_num; |
220 | context->caches_displayed = g_new0(cache_display_t, cache_num+1); |
221 | printf("allocated space to handle %d map icons\n", cache_num); |
222 | } |
223 | |
224 | if(!context->appdata->cur_gpx && !context->appdata->cur_cache) { |
225 | if(context->state != MAP_ALL) { |
226 | printf("map_setup(ALL)\n"); |
227 | |
228 | #ifdef OSD_NAV |
229 | /* no navigation in this mode */ |
230 | osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget)); |
231 | #endif |
232 | |
233 | /* clear all existing cache images */ |
234 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); |
235 | memset(context->caches_displayed, 0, |
236 | (cache_num+1) * sizeof(cache_display_t)); |
237 | |
238 | /* draw all geocaches and none is semi-transparent */ |
239 | gpx_t *gpx = context->appdata->gpx; |
240 | while(gpx) { |
241 | map_draw_gpx(context->appdata, context->caches_displayed, |
242 | context->widget, gpx, NULL, FALSE); |
243 | gpx = gpx->next; |
244 | } |
245 | |
246 | { |
247 | int i=0; |
248 | while(context->caches_displayed[i].id) i++; |
249 | printf("number of caches actually displayed: %d\n", i); |
250 | } |
251 | |
252 | name = g_strdup(_("all")); |
253 | context->state = MAP_ALL; |
254 | } |
255 | } else if(!context->appdata->cur_cache) { |
256 | if(context->state != MAP_GPX) { |
257 | printf("map_setup(GPX)\n"); |
258 | |
259 | #ifdef OSD_NAV |
260 | /* no navigation in this mode */ |
261 | osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget)); |
262 | #endif |
263 | |
264 | /* clear all existing ccahe images */ |
265 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); |
266 | memset(context->caches_displayed, 0, |
267 | (cache_num+1) * sizeof(cache_display_t)); |
268 | |
269 | /* draw all geocaches and all other gpx files are semi-transparent */ |
270 | map_draw_gpx(context->appdata, context->caches_displayed, |
271 | context->widget, context->appdata->cur_gpx, NULL, FALSE); |
272 | |
273 | gpx_t *gpx = context->appdata->gpx; |
274 | while(gpx) { |
275 | if(gpx != context->appdata->cur_gpx) |
276 | map_draw_gpx(context->appdata, context->caches_displayed, |
277 | context->widget, gpx, NULL, TRUE); |
278 | |
279 | gpx = gpx->next; |
280 | } |
281 | |
282 | name = g_strdup(context->appdata->cur_gpx->name); |
283 | context->state = MAP_GPX; |
284 | } |
285 | } else { |
286 | cache_t *cache = context->appdata->cur_cache; |
287 | |
288 | printf("map_setup(CACHE)\n"); |
289 | |
290 | /* no balloons in this mode */ |
291 | context->balloon = NULL; |
292 | osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget)); |
293 | |
294 | /* clear all existing ccahe images */ |
295 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); |
296 | memset(context->caches_displayed, 0, |
297 | (cache_num+1) * sizeof(cache_display_t)); |
298 | |
299 | /* draw all geocaches and all but selected one are semi-transparent */ |
300 | gpx_t *gpx = context->appdata->gpx; |
301 | while(gpx) { |
302 | map_draw_gpx(context->appdata, context->caches_displayed, |
303 | context->widget, gpx, cache, FALSE); |
304 | gpx = gpx->next; |
305 | } |
306 | |
307 | name = g_strdup(cache->name); |
308 | context->state = MAP_CACHE; |
309 | |
310 | /* navigation in this mode! */ |
311 | pos_t cpos = gpx_cache_pos(cache); |
312 | |
313 | #ifdef OSD_NAV |
314 | osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget), |
315 | context->appdata->imperial, |
316 | cpos.lat, cpos.lon, cache->name); |
317 | #else |
318 | #warning OSD_NAV not defined! |
319 | #endif |
320 | } |
321 | |
322 | if(name) { |
323 | char *title = g_strdup_printf(_("Map - %s"), name); |
324 | g_free(name); |
325 | |
326 | gtk_window_set_title(GTK_WINDOW(context->window), title); |
327 | |
328 | g_free(title); |
329 | } else |
330 | printf("map_setup(keep)\n"); |
331 | } |
332 | |
333 | static gboolean on_map_configure(GtkWidget *widget, |
334 | GdkEventConfigure *event, |
335 | map_context_t *context) { |
336 | |
337 | /* for some reason there's a configure event with 1/1 */ |
338 | /* on diablo. We just ignore this! */ |
339 | |
340 | printf("on_map_configure %d %d\n", |
341 | widget->allocation.width, |
342 | widget->allocation.height); |
343 | |
344 | if(!context->map_complete && |
345 | (widget->allocation.width > 100) && |
346 | (widget->allocation.height > 100)) { |
347 | |
348 | /* setup cache state */ |
349 | map_setup(context); |
350 | |
351 | /* set default values if they are invalid */ |
352 | if(!context->appdata->map.zoom || |
353 | isnan(context->appdata->map.pos.lat) || |
354 | isnan(context->appdata->map.pos.lon)) { |
355 | printf("no valid map position found\n"); |
356 | |
357 | pos_t *refpos = get_pos(context->appdata); |
358 | if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { |
359 | printf("use refpos\n"); |
360 | |
361 | /* use gps position if present */ |
362 | context->appdata->map.pos = *refpos; |
363 | context->appdata->map.zoom = GPS_DEFAULT_ZOOM; |
364 | } else { |
365 | printf("use zero pos\n"); |
366 | |
367 | /* use world map otherwise */ |
368 | context->appdata->map.pos.lat = 0.0; |
369 | context->appdata->map.pos.lon = 0.0; |
370 | context->appdata->map.zoom = 1; |
371 | } |
372 | } |
373 | |
374 | /* jump to initial position */ |
375 | printf("osm_gps_map_set_mapcenter(%f,%f,%d)\n", |
376 | context->appdata->map.pos.lat, |
377 | context->appdata->map.pos.lon, |
378 | context->appdata->map.zoom); |
379 | |
380 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
381 | context->appdata->map.pos.lat, |
382 | context->appdata->map.pos.lon, |
383 | context->appdata->map.zoom); |
384 | context->map_complete = TRUE; |
385 | } |
386 | |
387 | return FALSE; |
388 | } |
389 | |
390 | static void |
391 | map_cachelist_nearest(cache_t *cache, pos_t *pos, |
392 | cache_t **result, float *distance) { |
393 | |
394 | while(cache) { |
395 | pos_t cpos = gpx_cache_pos(cache); |
396 | |
397 | float dist = |
398 | pow(cpos.lat - pos->lat, 2) + |
399 | pow(cpos.lon - pos->lon, 2); |
400 | |
401 | if(!(dist > *distance)) { |
402 | *result = cache; |
403 | *distance = dist; |
404 | } |
405 | |
406 | cache = cache->next; |
407 | } |
408 | } |
409 | |
410 | static cache_t *map_closest(map_context_t *context, pos_t *pos) { |
411 | cache_t *result = NULL; |
412 | float distance = NAN; |
413 | |
414 | if(!context->appdata->cur_gpx && !context->appdata->cur_cache) { |
415 | /* search all geocaches */ |
416 | gpx_t *gpx = context->appdata->gpx; |
417 | while(gpx) { |
418 | map_cachelist_nearest(gpx->cache, pos, &result, &distance); |
419 | gpx = gpx->next; |
420 | } |
421 | } else if(context->appdata->cur_gpx) { |
422 | map_cachelist_nearest(context->appdata->cur_gpx->cache, |
423 | pos, &result, &distance); |
424 | } else |
425 | result = context->appdata->cur_gpx->cache; |
426 | |
427 | return result; |
428 | } |
429 | |
430 | /* translate between osm-gps-map positions and gpxview ones */ |
431 | pos_t coord2pos(coord_t coo) { |
432 | pos_t pos; |
433 | pos.lat = rad2deg(coo.rlat); |
434 | pos.lon = rad2deg(coo.rlon); |
435 | return pos; |
436 | } |
437 | |
438 | #define CLICK_FUZZ (24) |
439 | |
440 | static gboolean |
441 | on_map_button_press_event(GtkWidget *widget, |
442 | GdkEventButton *event, map_context_t *context) { |
443 | |
444 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
445 | |
446 | /* check if we actually clicked parts of the OSD */ |
447 | if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE) |
448 | return FALSE; |
449 | |
450 | /* got a press event without release event? eat it! */ |
451 | if(context->press_on != NULL) { |
452 | printf("PRESS: already\n"); |
453 | return FALSE; |
454 | } |
455 | |
456 | pos_t pos = |
457 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
458 | |
459 | cache_t *nearest = map_closest(context, &pos); |
460 | if(nearest) { |
461 | pos_t cpos = gpx_cache_pos(nearest); |
462 | |
463 | float dist = gpx_pos_get_distance(pos, cpos, FALSE); |
464 | if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) |
465 | context->press_on = nearest; |
466 | } |
467 | |
468 | return FALSE; |
469 | } |
470 | |
471 | static void |
472 | cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) { |
473 | /* convert the pixbuf into something cairo can handle */ |
474 | |
475 | // Create a new ImageSurface |
476 | cairo_surface_t *image_surface = |
477 | cairo_image_surface_create(CAIRO_FORMAT_ARGB32, |
478 | gdk_pixbuf_get_width(buf), |
479 | gdk_pixbuf_get_height(buf)); |
480 | |
481 | // Create the new Context for the ImageSurface |
482 | g_assert(image_surface); |
483 | cairo_t *context = cairo_create(image_surface); |
484 | |
485 | // Draw the image on the new Context |
486 | gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0); |
487 | cairo_paint(context); |
488 | |
489 | // now draw this onto the original context |
490 | cairo_set_source_surface(cr, image_surface, x, y); |
491 | |
492 | cairo_paint(cr); |
493 | } |
494 | |
495 | #ifndef BIG_BALLOONS |
496 | #define LINE_SKIP 7 |
497 | #else |
498 | #define LINE_SKIP 12 |
499 | #endif |
500 | |
501 | static void |
502 | balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) { |
503 | printf("balloon event: "); |
504 | |
505 | map_context_t *context = (map_context_t*)data; |
506 | cache_t *cache = context->balloon; |
507 | |
508 | if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) { |
509 | printf("draw\n"); |
510 | |
511 | #if 0 |
512 | /* draw pink background to check clipping */ |
513 | cairo_rectangle (event->data.draw.cr, |
514 | event->data.draw.rect->x-20, event->data.draw.rect->y-20, |
515 | event->data.draw.rect->w+40, event->data.draw.rect->h+40); |
516 | cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3); |
517 | cairo_fill_preserve (event->data.draw.cr); |
518 | cairo_set_line_width (event->data.draw.cr, 0); |
519 | cairo_stroke (event->data.draw.cr); |
520 | #endif |
521 | |
522 | /* leave a little border top and left */ |
523 | gint x = event->data.draw.rect->x, y = event->data.draw.rect->y; |
524 | |
525 | /* draw the cache type icon ... */ |
526 | GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); |
527 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y); |
528 | |
529 | if(cache->notes && cache->notes->override) { |
530 | GdkPixbuf *over = icon_get(ICON_MISC, 1); |
531 | cairo_draw_pixbuf(event->data.draw.cr, over, x, y); |
532 | } |
533 | |
534 | /* ... and right of it the waypoint id */ |
535 | cairo_text_extents_t extents; |
536 | |
537 | if(cache->id) { |
538 | cairo_select_font_face (event->data.draw.cr, "Sans", |
539 | CAIRO_FONT_SLANT_NORMAL, |
540 | CAIRO_FONT_WEIGHT_BOLD); |
541 | |
542 | #ifndef BIG_BALLOONS |
543 | cairo_set_font_size (event->data.draw.cr, 20.0); |
544 | #else |
545 | cairo_set_font_size (event->data.draw.cr, 36.0); |
546 | #endif |
547 | |
548 | cairo_text_extents (event->data.draw.cr, cache->id, &extents); |
549 | |
550 | /* display id right of icon vertically centered */ |
551 | x += gdk_pixbuf_get_width(icon) + 5; |
552 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; |
553 | cairo_move_to (event->data.draw.cr, x, y); |
554 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); |
555 | cairo_show_text (event->data.draw.cr, cache->id); |
556 | cairo_stroke (event->data.draw.cr); |
557 | |
558 | y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP; |
559 | } else |
560 | y += gdk_pixbuf_get_height(icon); |
561 | |
562 | /* return to the left border and below icon/text */ |
563 | x = event->data.draw.rect->x; |
564 | |
565 | /* everything from here uses the same font */ |
566 | cairo_select_font_face (event->data.draw.cr, "Sans", CAIRO_FONT_SLANT_NORMAL, |
567 | CAIRO_FONT_WEIGHT_NORMAL); |
568 | #ifndef BIG_BALLOONS |
569 | cairo_set_font_size (event->data.draw.cr, 14.0); |
570 | #else |
571 | cairo_set_font_size (event->data.draw.cr, 22.0); |
572 | #endif |
573 | |
574 | if(cache->name) { |
575 | /* draw cache name */ |
576 | cairo_text_extents (event->data.draw.cr, cache->name, &extents); |
577 | y += extents.height; |
578 | cairo_move_to (event->data.draw.cr, x, y); |
579 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); |
580 | cairo_show_text (event->data.draw.cr, cache->name); |
581 | cairo_stroke (event->data.draw.cr); |
582 | |
583 | /* return to the left border and below text */ |
584 | y += LINE_SKIP; |
585 | x = event->data.draw.rect->x; |
586 | } |
587 | |
588 | if(cache->terrain) { |
589 | /* draw cache rating */ |
590 | const char *terrain = "Terrain:"; |
591 | icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2)); |
592 | cairo_text_extents (event->data.draw.cr, _(terrain), &extents); |
593 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; |
594 | |
595 | /* draw "Terrain:" string */ |
596 | cairo_move_to (event->data.draw.cr, x, y); |
597 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); |
598 | cairo_show_text (event->data.draw.cr, _(terrain)); |
599 | cairo_stroke (event->data.draw.cr); |
600 | x += extents.width + 2; |
601 | |
602 | /* draw terrain stars */ |
603 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y - |
604 | (gdk_pixbuf_get_height(icon) + extents.height)/2); |
605 | |
606 | x += gdk_pixbuf_get_width(icon) + LINE_SKIP; |
607 | y -= (gdk_pixbuf_get_height(icon) + extents.height)/2; |
608 | } |
609 | |
610 | if(cache->difficulty) { |
611 | const char *difficulty = "Difficulty:"; |
612 | cairo_text_extents (event->data.draw.cr, _(difficulty), &extents); |
613 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; |
614 | |
615 | /* draw "Difficulty:" string */ |
616 | cairo_move_to (event->data.draw.cr, x, y); |
617 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); |
618 | cairo_show_text (event->data.draw.cr, _(difficulty)); |
619 | cairo_stroke (event->data.draw.cr); |
620 | x += extents.width + 2; |
621 | |
622 | icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2)); |
623 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y - |
624 | (gdk_pixbuf_get_height(icon) + extents.height)/2); |
625 | } |
626 | } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) { |
627 | printf("click %s event at %d %d\n", |
628 | event->data.click.down?"down":"up", |
629 | event->data.click.x, event->data.click.y); |
630 | |
631 | /* make the main screen jump to that cache */ |
632 | if(!event->data.click.down) { |
633 | if(context->appdata->cur_cache) { |
634 | printf("ERROR: no current cache should be visible!\n"); |
635 | } else { |
636 | gpx_t *is_in = NULL; |
637 | |
638 | if(!context->appdata->cur_gpx) { |
639 | printf("click while in \"all\" view\n"); |
640 | |
641 | /* we first need to figure out which gpx file this cache */ |
642 | /* is in so we can open it first */ |
643 | gpx_t *gpx = context->appdata->gpx; |
644 | while(gpx && !is_in) { |
645 | cache_t *cur = gpx->cache; |
646 | while(cur && !is_in) { |
647 | if(cur == cache) |
648 | is_in = gpx; |
649 | cur = cur->next; |
650 | } |
651 | gpx = gpx->next; |
652 | } |
653 | |
654 | if(is_in) |
655 | gpxlist_goto_cachelist(context->appdata, is_in); |
656 | |
657 | } else |
658 | /* the simple case: there already is an open gpx file and */ |
659 | /* we just jump into the "cache" view */ |
660 | is_in = context->appdata->cur_gpx; |
661 | |
662 | if(is_in) { |
663 | printf("selecting %s in %s\n", |
664 | cache->id, |
665 | context->appdata->cur_gpx->name); |
666 | |
667 | cachelist_goto_cache(context->appdata, cache); |
668 | |
669 | /* give focus to main screen (important for maemo) */ |
670 | printf("raising main window\n"); |
671 | gtk_window_present(GTK_WINDOW(context->appdata->window)); |
672 | } |
673 | } |
674 | } |
675 | } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) { |
676 | printf("removed\n"); |
677 | context->balloon = NULL; |
678 | } |
679 | } |
680 | |
681 | static gboolean |
682 | on_map_button_release_event(GtkWidget *widget, |
683 | GdkEventButton *event, map_context_t *context) { |
684 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
685 | |
686 | /* in "MAP_CACHE" state only one cache is visible */ |
687 | /* and the map is in navigation mode. the balloon is */ |
688 | /* pretty useless there */ |
689 | if(context->press_on && (context->state != MAP_CACHE)) { |
690 | |
691 | coord_t coo; |
692 | coo = osm_gps_map_get_co_ordinates(map, event->x, event->y); |
693 | |
694 | pos_t pos = |
695 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
696 | |
697 | cache_t *nearest = map_closest(context, &pos); |
698 | if(nearest && nearest == context->press_on) { |
699 | pos_t cpos = gpx_cache_pos(nearest); |
700 | |
701 | float dist = gpx_pos_get_distance(pos, cpos, FALSE); |
702 | if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) { |
703 | |
704 | context->balloon = nearest; |
705 | osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon, |
706 | balloon_cb, context); |
707 | } |
708 | } |
709 | context->press_on = NULL; |
710 | } else { |
711 | /* save new map position */ |
712 | gfloat lat, lon; |
713 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); |
714 | context->appdata->map.pos.lat = lat; |
715 | context->appdata->map.pos.lon = lon; |
716 | } |
717 | |
718 | return FALSE; |
719 | } |
720 | |
721 | static void on_window_destroy(GtkWidget *widget, map_context_t *context) { |
722 | appdata_t *appdata = context->appdata; |
723 | |
724 | /* save map parameters */ |
725 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
726 | gint zoom; |
727 | g_object_get(map, "zoom", &zoom, NULL); |
728 | context->appdata->map.zoom = zoom; |
729 | |
730 | gfloat lat, lon; |
731 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); |
732 | context->appdata->map.pos.lat = lat; |
733 | context->appdata->map.pos.lon = lon; |
734 | |
735 | gint source; |
736 | g_object_get(map, "map-source", &source, NULL); |
737 | context->appdata->map.source = source; |
738 | |
739 | #if MAEMO_VERSION_MAJOR == 5 |
740 | /* restore cur_view */ |
741 | context->appdata->cur_view = context->old_view; |
742 | #endif |
743 | |
744 | gtk_timeout_remove(context->handler_id); |
745 | gps_unregister_callback(appdata, context->cb_id); |
746 | |
747 | if(context->caches_displayed) { |
748 | g_free(context->caches_displayed); |
749 | context->caches_displayed = NULL; |
750 | } |
751 | |
752 | g_free(context); |
753 | appdata->map.context = NULL; |
754 | } |
755 | |
756 | #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__) |
757 | /* get access to zoom buttons */ |
758 | static void |
759 | on_window_realize(GtkWidget *widget, gpointer data) { |
760 | if (widget->window) { |
761 | unsigned char value = 1; |
762 | Atom hildon_zoom_key_atom = |
763 | gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"), |
764 | integer_atom = gdk_x11_get_xatom_by_name("INTEGER"); |
765 | Display *dpy = |
766 | GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window)); |
767 | Window w = GDK_WINDOW_XID(widget->window); |
768 | |
769 | XChangeProperty(dpy, w, hildon_zoom_key_atom, |
770 | integer_atom, 8, PropModeReplace, &value, 1); |
771 | } |
772 | } |
773 | #endif |
774 | |
775 | /* on maemo a window is either on top or completely invisible. this */ |
776 | /* means that we only need to update the map window if its raised. */ |
777 | /* on ordinary desktops this is different and we always update */ |
778 | |
779 | static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event, |
780 | gpointer data) { |
781 | printf("map got focus\n"); |
782 | map_setup((map_context_t*)data); |
783 | return FALSE; |
784 | } |
785 | |
786 | void map_update(appdata_t *appdata) { |
787 | printf("map_update\n"); |
788 | #ifndef USE_MAEMO |
789 | if(appdata->map.context) |
790 | map_setup(appdata->map.context); |
791 | #endif |
792 | } |
793 | |
794 | /* callback called by the gps layer whenever gps state changes */ |
795 | static void |
796 | gps_callback(struct gps_state *state, gpointer data) { |
797 | printf("map: gps callback\n"); |
798 | } |
799 | |
800 | void map(appdata_t *appdata) { |
801 | map_context_t *context = NULL; |
802 | |
803 | /* if the map window already exists, just raise it */ |
804 | if(appdata->map.context) { |
805 | printf("using existing map!\n"); |
806 | gtk_window_present(GTK_WINDOW(appdata->map.context->window)); |
807 | map_setup(appdata->map.context); |
808 | return; |
809 | } |
810 | |
811 | context = appdata->map.context = g_new0(map_context_t, 1); |
812 | context->appdata = appdata; |
813 | context->map_complete = FALSE; |
814 | context->state = MAP_NONE; |
815 | |
816 | /* cleanup old (pre 0.8.7) path if it exists */ |
817 | char *old_path = g_strdup_printf("%s/map/", appdata->image_path); |
818 | if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) { |
819 | printf("old file path %s exists\n", old_path); |
820 | rmdir_recursive(old_path); |
821 | } |
822 | |
823 | /* It is recommanded that all applications share these same */ |
824 | /* map path, so data is only cached once. The path should be: */ |
825 | /* ~/.osm-gps-map on standard PC (users home) */ |
826 | /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */ |
827 | /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */ |
828 | #if !defined(USE_MAEMO) |
829 | char *p = getenv("HOME"); |
830 | if(!p) p = "/tmp"; |
831 | char *path = g_strdup_printf("%s/.osm-gps-map", p); |
832 | #else |
833 | #if MAEMO_VERSION_MAJOR == 5 |
834 | char *path = g_strdup("/home/user/.osm-gps-map"); |
835 | #else |
836 | char *path = g_strdup("/media/mmc2/osm-gps-map"); |
837 | #endif |
838 | #endif |
839 | |
840 | const char *proxy = get_proxy_uri(appdata); |
841 | |
842 | gint source = context->appdata->map.source; |
843 | if(!source) source = MAP_SOURCE; |
844 | |
845 | context->widget = g_object_new(OSM_TYPE_GPS_MAP, |
846 | "map-source", source, |
847 | "tile-cache", path, |
848 | "auto-center", FALSE, |
849 | "record-trip-history", FALSE, |
850 | "show-trip-history", FALSE, |
851 | proxy?"proxy-uri":NULL, proxy, |
852 | NULL); |
853 | |
854 | g_free(path); |
855 | |
856 | osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget)); |
857 | |
858 | #ifdef USE_MAEMO |
859 | /* we don't use a stackable window here on fremantle, since */ |
860 | /* this leaves the main window independent from the map and */ |
861 | /* the user can e.g. still navigate the main menu */ |
862 | context->window = hildon_window_new(); |
863 | |
864 | #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__) |
865 | g_signal_connect(G_OBJECT(context->window), "realize", |
866 | G_CALLBACK(on_window_realize), NULL); |
867 | #endif // MAEMO_VERSION |
868 | #else |
869 | context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
870 | #endif |
871 | |
872 | #ifndef USE_MAEMO |
873 | gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480); |
874 | #endif |
875 | |
876 | g_signal_connect(G_OBJECT(context->widget), "focus-in-event", |
877 | G_CALLBACK(on_focus_in), context); |
878 | |
879 | g_signal_connect(G_OBJECT(context->widget), "configure-event", |
880 | G_CALLBACK(on_map_configure), context); |
881 | |
882 | g_signal_connect(G_OBJECT(context->widget), "button-press-event", |
883 | G_CALLBACK(on_map_button_press_event), context); |
884 | |
885 | g_signal_connect(G_OBJECT(context->widget), "button-release-event", |
886 | G_CALLBACK(on_map_button_release_event), context); |
887 | |
888 | /* install handler for timed updates of the gps button */ |
889 | context->handler_id = gtk_timeout_add(1000, map_gps_update, context); |
890 | context->cb_id = gps_register_callback(appdata, gps_callback, context); |
891 | |
892 | #if MAEMO_VERSION_MAJOR == 5 |
893 | /* prevent some of the main screen things */ |
894 | context->old_view = appdata->cur_view; |
895 | appdata->cur_view = NULL; |
896 | #endif |
897 | |
898 | g_signal_connect(G_OBJECT(context->window), "destroy", |
899 | G_CALLBACK(on_window_destroy), context); |
900 | |
901 | gtk_container_add(GTK_CONTAINER(context->window), context->widget); |
902 | gtk_widget_show_all(GTK_WIDGET(context->window)); |
903 | } |