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Map state change coupled with main gui
1 | harbaum | 33 | /* |
2 | harbaum | 55 | * Copyright (C) 2008-2009 Till Harbaum <till@harbaum.org>. |
3 | harbaum | 33 | * |
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 | harbaum | 93 | /* |
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 | harbaum | 33 | #include "gpxview.h" |
26 | harbaum | 61 | #include "converter.h" |
27 | harbaum | 34 | #include <math.h> // for isnan |
28 | harbaum | 33 | |
29 | #ifdef ENABLE_OSM_GPS_MAP | ||
30 | #include "osm-gps-map.h" | ||
31 | harbaum | 73 | #include "osm-gps-map-osd-classic.h" |
32 | harbaum | 33 | #endif |
33 | |||
34 | harbaum | 77 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) |
35 | #include <gdk/gdkx.h> | ||
36 | #include <X11/Xatom.h> | ||
37 | #endif | ||
38 | |||
39 | harbaum | 98 | /* default values */ |
40 | harbaum | 84 | #define MAP_SOURCE OSM_GPS_MAP_SOURCE_OPENCYCLEMAP |
41 | harbaum | 48 | #define GPS_DEFAULT_ZOOM 13 |
42 | |||
43 | harbaum | 34 | #define PROXY_KEY "/system/http_proxy/" |
44 | |||
45 | static const char *get_proxy_uri(appdata_t *appdata) { | ||
46 | static char proxy_buffer[64] = ""; | ||
47 | harbaum | 33 | |
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 | harbaum | 34 | /* ------------- get proxy settings -------------------- */ |
56 | if(gconf_client_get_bool(appdata->gconf_client, | ||
57 | PROXY_KEY "use_http_proxy", NULL)) { | ||
58 | harbaum | 33 | |
59 | harbaum | 34 | /* 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 | harbaum | 33 | |
70 | harbaum | 34 | snprintf(proxy_buffer, sizeof(proxy_buffer), |
71 | "http://%s:%u", host, port); | ||
72 | harbaum | 33 | |
73 | harbaum | 34 | g_free(host); |
74 | } | ||
75 | harbaum | 35 | return proxy_buffer; |
76 | harbaum | 34 | } |
77 | |||
78 | harbaum | 35 | return NULL; |
79 | harbaum | 33 | } |
80 | |||
81 | harbaum | 66 | static void |
82 | harbaum | 73 | 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 | harbaum | 81 | 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 | harbaum | 77 | /* re-enable centering */ |
96 | g_object_set(context->widget, "auto-center", TRUE, NULL); | ||
97 | harbaum | 73 | } 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 | harbaum | 34 | } |
103 | harbaum | 33 | } |
104 | |||
105 | harbaum | 55 | 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 | harbaum | 33 | static gboolean map_gps_update(gpointer data) { |
110 | map_context_t *context = (map_context_t*)data; | ||
111 | |||
112 | harbaum | 51 | /* get reference position ... */ |
113 | harbaum | 34 | pos_t *refpos = get_pos(context->appdata); |
114 | gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon); | ||
115 | harbaum | 33 | |
116 | harbaum | 51 | /* ... and enable "goto" button if it's valid */ |
117 | harbaum | 66 | osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget), |
118 | harbaum | 73 | OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context); |
119 | harbaum | 34 | |
120 | harbaum | 51 | if(ok) { |
121 | harbaum | 53 | float heading = NAN; |
122 | harbaum | 54 | int radius = 0; |
123 | harbaum | 51 | |
124 | harbaum | 53 | 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 | harbaum | 55 | if(!isnan(eph)) |
130 | radius = dist2pixel(context, eph/1000, refpos->lat); | ||
131 | harbaum | 53 | } |
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 | harbaum | 51 | refpos->lat, refpos->lon, heading); |
136 | } else | ||
137 | osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget)); | ||
138 | |||
139 | harbaum | 33 | return TRUE; |
140 | } | ||
141 | |||
142 | harbaum | 35 | static gboolean on_map_configure(GtkWidget *widget, |
143 | GdkEventConfigure *event, | ||
144 | map_context_t *context) { | ||
145 | harbaum | 33 | |
146 | harbaum | 85 | 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 | harbaum | 48 | |
167 | harbaum | 85 | /* 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 | harbaum | 48 | } |
174 | harbaum | 35 | |
175 | return FALSE; | ||
176 | } | ||
177 | |||
178 | harbaum | 120 | static void map_draw_cache(GtkWidget *map, cache_t *cache) { |
179 | GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); | ||
180 | harbaum | 38 | |
181 | harbaum | 120 | /* 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 | harbaum | 38 | osm_gps_map_add_image(OSM_GPS_MAP(map), |
186 | harbaum | 120 | 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 | harbaum | 38 | cache->pos.lat, cache->pos.lon, icon); |
193 | |||
194 | harbaum | 120 | } |
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 | harbaum | 38 | cache = cache->next; |
206 | } | ||
207 | } | ||
208 | |||
209 | harbaum | 41 | static void |
210 | map_cachelist_nearest(cache_t *cache, pos_t *pos, | ||
211 | cache_t **result, float *distance) { | ||
212 | while(cache) { | ||
213 | harbaum | 120 | pos_t cpos = gpx_cache_pos(cache); |
214 | |||
215 | harbaum | 41 | float dist = |
216 | harbaum | 120 | pow(cpos.lat - pos->lat, 2) + |
217 | pow(cpos.lon - pos->lon, 2); | ||
218 | harbaum | 41 | |
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 | harbaum | 120 | if(!context->appdata->cur_gpx && !context->appdata->cur_cache) { |
233 | harbaum | 41 | /* 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 | harbaum | 120 | } else if(context->appdata->cur_gpx) { |
240 | harbaum | 41 | map_cachelist_nearest(context->appdata->cur_gpx->cache, |
241 | pos, &result, &distance); | ||
242 | harbaum | 120 | } else |
243 | result = context->appdata->cur_gpx->cache; | ||
244 | harbaum | 41 | |
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 | harbaum | 61 | pos.lat = rad2deg(coo.rlat); |
252 | pos.lon = rad2deg(coo.rlon); | ||
253 | harbaum | 41 | return pos; |
254 | } | ||
255 | |||
256 | harbaum | 47 | #define CLICK_FUZZ (24) |
257 | harbaum | 42 | |
258 | harbaum | 41 | 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 | harbaum | 86 | /* 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 | harbaum | 44 | /* got a press event without release event? eat it! */ |
268 | if(context->press_on != NULL) { | ||
269 | printf("PRESS: already\n"); | ||
270 | harbaum | 86 | return FALSE; |
271 | harbaum | 44 | } |
272 | |||
273 | harbaum | 41 | pos_t pos = |
274 | harbaum | 42 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
275 | harbaum | 41 | |
276 | harbaum | 42 | cache_t *nearest = map_closest(context, &pos); |
277 | if(nearest) { | ||
278 | harbaum | 120 | 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 | harbaum | 42 | context->press_on = nearest; |
283 | } | ||
284 | harbaum | 44 | |
285 | harbaum | 41 | return FALSE; |
286 | } | ||
287 | |||
288 | harbaum | 58 | 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 | harbaum | 60 | |
308 | harbaum | 58 | cairo_paint(cr); |
309 | } | ||
310 | |||
311 | harbaum | 65 | #ifndef BIG_BALLOONS |
312 | harbaum | 60 | #define LINE_SKIP 7 |
313 | harbaum | 65 | #else |
314 | #define LINE_SKIP 12 | ||
315 | #endif | ||
316 | harbaum | 59 | |
317 | harbaum | 58 | static void |
318 | balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) { | ||
319 | cache_t *cache = (cache_t*)data; | ||
320 | |||
321 | #if 0 | ||
322 | /* draw pink background to check clipping */ | ||
323 | cairo_rectangle (cr, rect->x-20, rect->y-20, rect->w+40, rect->h+40); | ||
324 | cairo_set_source_rgba (cr, 1, 0, 0, 0.3); | ||
325 | cairo_fill_preserve (cr); | ||
326 | cairo_set_line_width (cr, 0); | ||
327 | cairo_stroke (cr); | ||
328 | #endif | ||
329 | |||
330 | /* leave a little border top and left */ | ||
331 | gint x = rect->x, y = rect->y; | ||
332 | |||
333 | /* draw the cache type icon ... */ | ||
334 | GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); | ||
335 | cairo_draw_pixbuf(cr, icon, x, y); | ||
336 | |||
337 | harbaum | 120 | if(cache->notes && cache->notes->override) { |
338 | GdkPixbuf *over = icon_get(ICON_MISC, 1); | ||
339 | cairo_draw_pixbuf(cr, over, x, y); | ||
340 | } | ||
341 | |||
342 | harbaum | 58 | /* ... and right of it the waypoint id */ |
343 | cairo_text_extents_t extents; | ||
344 | |||
345 | harbaum | 60 | if(cache->id) { |
346 | cairo_select_font_face (cr, "Sans", | ||
347 | CAIRO_FONT_SLANT_NORMAL, | ||
348 | CAIRO_FONT_WEIGHT_BOLD); | ||
349 | harbaum | 58 | |
350 | harbaum | 65 | #ifndef BIG_BALLOONS |
351 | harbaum | 60 | cairo_set_font_size (cr, 20.0); |
352 | harbaum | 65 | #else |
353 | cairo_set_font_size (cr, 36.0); | ||
354 | #endif | ||
355 | |||
356 | harbaum | 60 | cairo_text_extents (cr, cache->id, &extents); |
357 | harbaum | 58 | |
358 | harbaum | 60 | /* display id right of icon vertically centered */ |
359 | x += gdk_pixbuf_get_width(icon) + 5; | ||
360 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; | ||
361 | cairo_move_to (cr, x, y); | ||
362 | cairo_set_source_rgba (cr, 0, 0, 0, 1); | ||
363 | cairo_show_text (cr, cache->id); | ||
364 | cairo_stroke (cr); | ||
365 | harbaum | 59 | |
366 | harbaum | 60 | y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP; |
367 | } else | ||
368 | y += gdk_pixbuf_get_height(icon); | ||
369 | |||
370 | harbaum | 59 | /* return to the left border and below icon/text */ |
371 | x = rect->x; | ||
372 | |||
373 | harbaum | 60 | /* everything from here uses the same font */ |
374 | cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL, | ||
375 | harbaum | 59 | CAIRO_FONT_WEIGHT_NORMAL); |
376 | harbaum | 65 | #ifndef BIG_BALLOONS |
377 | harbaum | 59 | cairo_set_font_size (cr, 14.0); |
378 | harbaum | 65 | #else |
379 | harbaum | 66 | cairo_set_font_size (cr, 22.0); |
380 | harbaum | 65 | #endif |
381 | harbaum | 59 | |
382 | harbaum | 60 | if(cache->name) { |
383 | /* draw cache name */ | ||
384 | cairo_text_extents (cr, cache->name, &extents); | ||
385 | y += extents.height; | ||
386 | cairo_move_to (cr, x, y); | ||
387 | cairo_set_source_rgba (cr, 0, 0, 0, 1); | ||
388 | cairo_show_text (cr, cache->name); | ||
389 | cairo_stroke (cr); | ||
390 | harbaum | 58 | |
391 | harbaum | 60 | /* return to the left border and below text */ |
392 | y += LINE_SKIP; | ||
393 | x = rect->x; | ||
394 | } | ||
395 | |||
396 | if(cache->terrain) { | ||
397 | /* draw cache rating */ | ||
398 | const char *terrain = "Terrain:"; | ||
399 | icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2)); | ||
400 | cairo_text_extents (cr, _(terrain), &extents); | ||
401 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; | ||
402 | |||
403 | /* draw "Terrain:" string */ | ||
404 | cairo_move_to (cr, x, y); | ||
405 | cairo_set_source_rgba (cr, 0, 0, 0, 1); | ||
406 | cairo_show_text (cr, _(terrain)); | ||
407 | cairo_stroke (cr); | ||
408 | x += extents.width + 2; | ||
409 | |||
410 | /* draw terrain stars */ | ||
411 | cairo_draw_pixbuf(cr, icon, x, y - | ||
412 | (gdk_pixbuf_get_height(icon) + extents.height)/2); | ||
413 | |||
414 | x += gdk_pixbuf_get_width(icon) + LINE_SKIP; | ||
415 | y -= (gdk_pixbuf_get_height(icon) + extents.height)/2; | ||
416 | } | ||
417 | |||
418 | if(cache->difficulty) { | ||
419 | const char *difficulty = "Difficulty:"; | ||
420 | cairo_text_extents (cr, _(difficulty), &extents); | ||
421 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; | ||
422 | |||
423 | /* draw "Difficulty:" string */ | ||
424 | cairo_move_to (cr, x, y); | ||
425 | cairo_set_source_rgba (cr, 0, 0, 0, 1); | ||
426 | cairo_show_text (cr, _(difficulty)); | ||
427 | cairo_stroke (cr); | ||
428 | x += extents.width + 2; | ||
429 | |||
430 | icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2)); | ||
431 | cairo_draw_pixbuf(cr, icon, x, y - | ||
432 | (gdk_pixbuf_get_height(icon) + extents.height)/2); | ||
433 | } | ||
434 | harbaum | 58 | } |
435 | |||
436 | harbaum | 41 | static gboolean |
437 | on_map_button_release_event(GtkWidget *widget, | ||
438 | GdkEventButton *event, map_context_t *context) { | ||
439 | harbaum | 48 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
440 | |||
441 | harbaum | 42 | if(context->press_on) { |
442 | harbaum | 57 | coord_t coo; |
443 | coo = osm_gps_map_get_co_ordinates(map, event->x, event->y); | ||
444 | |||
445 | harbaum | 42 | pos_t pos = |
446 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); | ||
447 | harbaum | 41 | |
448 | harbaum | 42 | cache_t *nearest = map_closest(context, &pos); |
449 | if(nearest && nearest == context->press_on) { | ||
450 | harbaum | 120 | pos_t cpos = gpx_cache_pos(nearest); |
451 | |||
452 | float dist = gpx_pos_get_distance(pos, cpos, FALSE); | ||
453 | if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) { | ||
454 | harbaum | 57 | |
455 | harbaum | 120 | osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon, |
456 | harbaum | 112 | balloon_draw_cb, nearest); |
457 | harbaum | 123 | |
458 | osm_gps_map_osd_draw_nav (map, cpos.lat, cpos.lon, nearest->name); | ||
459 | |||
460 | harbaum | 57 | } |
461 | harbaum | 42 | } |
462 | harbaum | 44 | context->press_on = NULL; |
463 | harbaum | 48 | } else { |
464 | /* save new map position */ | ||
465 | gfloat lat, lon; | ||
466 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); | ||
467 | context->appdata->map.pos.lat = lat; | ||
468 | context->appdata->map.pos.lon = lon; | ||
469 | harbaum | 41 | } |
470 | |||
471 | return FALSE; | ||
472 | } | ||
473 | |||
474 | harbaum | 56 | static void on_window_destroy(GtkWidget *widget, map_context_t *context) { |
475 | appdata_t *appdata = context->appdata; | ||
476 | |||
477 | printf("destroy map window\n"); | ||
478 | |||
479 | harbaum | 48 | /* save map parameters */ |
480 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); | ||
481 | gint zoom; | ||
482 | g_object_get(map, "zoom", &zoom, NULL); | ||
483 | context->appdata->map.zoom = zoom; | ||
484 | harbaum | 44 | |
485 | harbaum | 48 | gfloat lat, lon; |
486 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); | ||
487 | context->appdata->map.pos.lat = lat; | ||
488 | context->appdata->map.pos.lon = lon; | ||
489 | |||
490 | harbaum | 89 | gint source; |
491 | g_object_get(map, "map-source", &source, NULL); | ||
492 | context->appdata->map.source = source; | ||
493 | |||
494 | harbaum | 40 | #if MAEMO_VERSION_MAJOR == 5 |
495 | /* restore cur_view */ | ||
496 | context->appdata->cur_view = context->old_view; | ||
497 | harbaum | 56 | #endif |
498 | harbaum | 40 | |
499 | gtk_timeout_remove(context->handler_id); | ||
500 | harbaum | 56 | |
501 | harbaum | 40 | g_free(context); |
502 | harbaum | 56 | appdata->map.context = NULL; |
503 | harbaum | 40 | } |
504 | |||
505 | harbaum | 77 | #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__) |
506 | /* get access to zoom buttons */ | ||
507 | static void | ||
508 | on_window_realize(GtkWidget *widget, gpointer data) { | ||
509 | if (widget->window) { | ||
510 | unsigned char value = 1; | ||
511 | Atom hildon_zoom_key_atom = | ||
512 | gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"), | ||
513 | integer_atom = gdk_x11_get_xatom_by_name("INTEGER"); | ||
514 | Display *dpy = | ||
515 | GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window)); | ||
516 | Window w = GDK_WINDOW_XID(widget->window); | ||
517 | |||
518 | XChangeProperty(dpy, w, hildon_zoom_key_atom, | ||
519 | integer_atom, 8, PropModeReplace, &value, 1); | ||
520 | } | ||
521 | } | ||
522 | #endif | ||
523 | |||
524 | harbaum | 125 | /* draw geocaches and set window title */ |
525 | static void map_setup(map_context_t *context) { | ||
526 | char *name = NULL; | ||
527 | |||
528 | harbaum | 130 | if(!context->appdata->cur_gpx && !context->appdata->cur_cache) { |
529 | if(context->state != MAP_ALL) { | ||
530 | printf("map_setp(ALL)\n"); | ||
531 | harbaum | 125 | |
532 | harbaum | 130 | /* clear all existing ccahe images */ |
533 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); | ||
534 | |||
535 | /* draw all geocaches */ | ||
536 | gpx_t *gpx = context->appdata->gpx; | ||
537 | while(gpx) { | ||
538 | map_draw_gpx(context->appdata, context->widget, gpx); | ||
539 | gpx = gpx->next; | ||
540 | } | ||
541 | name = g_strdup(_("all")); | ||
542 | context->state = MAP_ALL; | ||
543 | harbaum | 125 | } |
544 | } else if(!context->appdata->cur_cache) { | ||
545 | harbaum | 130 | if(context->state != MAP_GPX) { |
546 | printf("map_setp(GPX)\n"); | ||
547 | |||
548 | /* clear all existing ccahe images */ | ||
549 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); | ||
550 | |||
551 | map_draw_gpx(context->appdata, context->widget, | ||
552 | context->appdata->cur_gpx); | ||
553 | name = g_strdup(context->appdata->cur_gpx->name); | ||
554 | context->state = MAP_GPX; | ||
555 | } | ||
556 | harbaum | 125 | } else { |
557 | harbaum | 130 | if(context->state != MAP_CACHE) { |
558 | printf("map_setp(CACHE)\n"); | ||
559 | |||
560 | /* clear all existing ccahe images */ | ||
561 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); | ||
562 | |||
563 | map_draw_cache(context->widget, context->appdata->cur_cache); | ||
564 | name = g_strdup(context->appdata->cur_cache->name); | ||
565 | context->state = MAP_CACHE; | ||
566 | } | ||
567 | harbaum | 125 | } |
568 | |||
569 | harbaum | 130 | if(name) { |
570 | char *title = g_strdup_printf(_("Map - %s"), name); | ||
571 | g_free(name); | ||
572 | harbaum | 125 | |
573 | harbaum | 130 | gtk_window_set_title(GTK_WINDOW(context->window), title); |
574 | |||
575 | g_free(title); | ||
576 | } else | ||
577 | printf("map_setup(keep)\n"); | ||
578 | harbaum | 125 | } |
579 | |||
580 | harbaum | 130 | #ifdef USE_MAEMO |
581 | harbaum | 129 | /* on maemo a window is either on top or completely invisible. this means that */ |
582 | /* we only need to update the map window if its raised. on ordinary desktops this */ | ||
583 | /* is different and we always update */ | ||
584 | static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event, | ||
585 | gpointer data) { | ||
586 | |||
587 | harbaum | 130 | map_setup((map_context_t*)data); |
588 | harbaum | 129 | return FALSE; |
589 | } | ||
590 | harbaum | 130 | #endif |
591 | harbaum | 129 | |
592 | void map_update(appdata_t *appdata) { | ||
593 | harbaum | 130 | #ifndef USE_MAEMO |
594 | if(appdata->map.context) | ||
595 | map_setup(appdata->map.context); | ||
596 | #endif | ||
597 | harbaum | 129 | } |
598 | |||
599 | harbaum | 33 | void map(appdata_t *appdata) { |
600 | harbaum | 56 | map_context_t *context = NULL; |
601 | |||
602 | /* if the map window already exists, just raise it */ | ||
603 | if(appdata->map.context) { | ||
604 | harbaum | 125 | printf("using existing map!\n"); |
605 | harbaum | 56 | gtk_window_present(GTK_WINDOW(appdata->map.context->window)); |
606 | harbaum | 125 | map_setup(appdata->map.context); |
607 | harbaum | 56 | return; |
608 | } | ||
609 | |||
610 | context = appdata->map.context = g_new0(map_context_t, 1); | ||
611 | harbaum | 40 | context->appdata = appdata; |
612 | harbaum | 85 | context->map_complete = FALSE; |
613 | harbaum | 130 | context->state = MAP_NONE; |
614 | harbaum | 33 | |
615 | harbaum | 77 | /* cleanup old (pre 0.8.7) path if it exists */ |
616 | char *old_path = g_strdup_printf("%s/map/", appdata->image_path); | ||
617 | if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) { | ||
618 | printf("old file path %s exists\n", old_path); | ||
619 | rmdir_recursive(old_path); | ||
620 | } | ||
621 | |||
622 | /* It is recommanded that all applications share these same */ | ||
623 | /* map path, so data is only cached once. The path should be: */ | ||
624 | /* ~/.osm-gps-map on standard PC (users home) */ | ||
625 | /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */ | ||
626 | /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */ | ||
627 | #if !defined(USE_MAEMO) | ||
628 | char *p = getenv("HOME"); | ||
629 | if(!p) p = "/tmp"; | ||
630 | char *path = g_strdup_printf("%s/.osm-gps-map", p); | ||
631 | #else | ||
632 | #if MAEMO_VERSION_MAJOR == 5 | ||
633 | char *path = g_strdup("/home/user/.osm-gps-map"); | ||
634 | #else | ||
635 | char *path = g_strdup("/media/mmc2/osm-gps-map"); | ||
636 | #endif | ||
637 | #endif | ||
638 | |||
639 | harbaum | 41 | const char *proxy = get_proxy_uri(appdata); |
640 | |||
641 | harbaum | 89 | gint source = context->appdata->map.source; |
642 | if(!source) source = MAP_SOURCE; | ||
643 | |||
644 | harbaum | 41 | context->widget = g_object_new(OSM_TYPE_GPS_MAP, |
645 | harbaum | 89 | "map-source", source, |
646 | harbaum | 55 | "tile-cache", path, |
647 | "auto-center", FALSE, | ||
648 | "record-trip-history", FALSE, | ||
649 | "show-trip-history", FALSE, | ||
650 | proxy?"proxy-uri":NULL, proxy, | ||
651 | harbaum | 41 | NULL); |
652 | |||
653 | g_free(path); | ||
654 | |||
655 | harbaum | 73 | osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget)); |
656 | harbaum | 125 | |
657 | harbaum | 41 | #ifdef USE_MAEMO |
658 | harbaum | 125 | /* we don't use a stackable window here on fremantle, since */ |
659 | /* this leaves the main window independent from the map and */ | ||
660 | /* the user can e.g. still navigate the main menu */ | ||
661 | context->window = hildon_window_new(); | ||
662 | harbaum | 41 | |
663 | harbaum | 125 | #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__) |
664 | harbaum | 77 | g_signal_connect(G_OBJECT(context->window), "realize", |
665 | G_CALLBACK(on_window_realize), NULL); | ||
666 | #endif // MAEMO_VERSION | ||
667 | harbaum | 40 | #else |
668 | harbaum | 56 | context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
669 | #endif | ||
670 | harbaum | 33 | |
671 | harbaum | 125 | /* setup cache state */ |
672 | map_setup(context); | ||
673 | harbaum | 56 | |
674 | harbaum | 33 | #ifndef USE_MAEMO |
675 | harbaum | 56 | gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480); |
676 | harbaum | 33 | #endif |
677 | |||
678 | harbaum | 130 | #ifdef USE_MAEMO |
679 | harbaum | 129 | g_signal_connect(G_OBJECT(context->widget), "focus-in-event", |
680 | G_CALLBACK(on_focus_in), context); | ||
681 | harbaum | 130 | #endif |
682 | harbaum | 129 | |
683 | harbaum | 41 | g_signal_connect(G_OBJECT(context->widget), "configure-event", |
684 | G_CALLBACK(on_map_configure), context); | ||
685 | harbaum | 33 | |
686 | harbaum | 41 | g_signal_connect(G_OBJECT(context->widget), "button-press-event", |
687 | G_CALLBACK(on_map_button_press_event), context); | ||
688 | harbaum | 33 | |
689 | harbaum | 40 | g_signal_connect(G_OBJECT(context->widget), "button-release-event", |
690 | G_CALLBACK(on_map_button_release_event), context); | ||
691 | harbaum | 33 | |
692 | /* install handler for timed updates of the gps button */ | ||
693 | harbaum | 40 | context->handler_id = gtk_timeout_add(1000, map_gps_update, context); |
694 | harbaum | 33 | |
695 | harbaum | 40 | #if MAEMO_VERSION_MAJOR == 5 |
696 | /* prevent some of the main screen things */ | ||
697 | context->old_view = appdata->cur_view; | ||
698 | appdata->cur_view = NULL; | ||
699 | harbaum | 56 | #endif |
700 | harbaum | 40 | |
701 | harbaum | 56 | g_signal_connect(G_OBJECT(context->window), "destroy", |
702 | harbaum | 40 | G_CALLBACK(on_window_destroy), context); |
703 | |||
704 | harbaum | 63 | gtk_container_add(GTK_CONTAINER(context->window), context->widget); |
705 | harbaum | 56 | gtk_widget_show_all(GTK_WIDGET(context->window)); |
706 | harbaum | 33 | } |