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Save map position
1 | /* |
2 | * Copyright (C) 2008 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 | #include <stddef.h> |
21 | #include <stdlib.h> |
22 | #include <ctype.h> |
23 | #include <math.h> // for isnan |
24 | #include "gpxview.h" |
25 | |
26 | #define GCONF_PATH "/apps/gpxview/" |
27 | #define GCONF_KEY_GPX GCONF_PATH "gpx%d" |
28 | #define GCONF_KEY_CNT GCONF_PATH "entries" |
29 | |
30 | #define GCONF_KEY_LOC_NAME GCONF_PATH "location%d/name" |
31 | #define GCONF_KEY_LOC_LAT GCONF_PATH "location%d/latitude" |
32 | #define GCONF_KEY_LOC_LON GCONF_PATH "location%d/longitude" |
33 | #define GCONF_KEY_LOC_CNT GCONF_PATH "location_entries" |
34 | |
35 | #define GCONF_KEY_CLOSED GCONF_PATH "closed/%s" |
36 | |
37 | #include <string.h> |
38 | |
39 | enum { |
40 | STORE_STRING, STORE_FLOAT, STORE_INT, STORE_BOOL, |
41 | }; |
42 | |
43 | typedef struct { |
44 | char *key; |
45 | int type; |
46 | int offset; |
47 | } store_t; |
48 | |
49 | #define OFFSET(a) offsetof(appdata_t, a) |
50 | |
51 | static store_t store[] = { |
52 | { "image_path", STORE_STRING, OFFSET(image_path) }, |
53 | { "path", STORE_STRING, OFFSET(path) }, |
54 | { "geotext/text", STORE_STRING, OFFSET(geotext_text) }, |
55 | { "geotext/shift", STORE_INT, OFFSET(geotext_shift) }, |
56 | { "mmpoi_path", STORE_STRING, OFFSET(mmpoi_path) }, |
57 | { "garmin_path", STORE_STRING, OFFSET(garmin_path) }, |
58 | { "fnotes_path", STORE_STRING, OFFSET(fieldnotes_path) }, |
59 | { "garmin_ign_found", STORE_BOOL, OFFSET(garmin_ign_found) }, |
60 | { "active_location", STORE_INT, OFFSET(active_location) }, |
61 | { "mmpoi_use_radius", STORE_BOOL, OFFSET(mmpoi_use_radius) }, |
62 | { "mmpoi_radius", STORE_FLOAT, OFFSET(mmpoi_radius) }, |
63 | { "mmpoi_ign_found", STORE_BOOL, OFFSET(mmpoi_dont_export_found) }, |
64 | { "mmpoi_ign_disabl", STORE_BOOL, OFFSET(mmpoi_dont_export_disabled) }, |
65 | { "use_gps", STORE_BOOL, OFFSET(use_gps) }, |
66 | { "imperial", STORE_BOOL, OFFSET(imperial) }, |
67 | { "compass_locked", STORE_BOOL, OFFSET(compass_locked) }, |
68 | { "latitude", STORE_FLOAT, OFFSET(home.lat) }, |
69 | { "longitude", STORE_FLOAT, OFFSET(home.lon) }, |
70 | { "manual_goto_lat", STORE_FLOAT, OFFSET(manual_goto.lat) }, |
71 | { "manual_goto_lon", STORE_FLOAT, OFFSET(manual_goto.lon) }, |
72 | { "gps_lat", STORE_FLOAT, OFFSET(gps.lat) }, |
73 | { "gps_lon", STORE_FLOAT, OFFSET(gps.lon) }, |
74 | { "search_in", STORE_INT, OFFSET(search) }, |
75 | { "search_days", STORE_INT, OFFSET(search_days) }, |
76 | { "search_str", STORE_STRING, OFFSET(search_str) }, |
77 | { "gpxlist_items", STORE_INT, OFFSET(gpxlist_items) }, |
78 | { "cachelist_items", STORE_INT, OFFSET(cachelist_items) }, |
79 | { "compass_damping", STORE_INT, OFFSET(compass_damping) }, |
80 | { "cachelist_hide_found", STORE_BOOL, OFFSET(cachelist_hide_found) }, |
81 | #ifdef USE_MAEMO |
82 | { "mmpoi_dontlaunch", STORE_BOOL, OFFSET(mmpoi_dontlaunch) }, |
83 | { "cachelist_dss", STORE_BOOL, OFFSET(cachelist_disable_screensaver) }, |
84 | { "goto_dss", STORE_BOOL, OFFSET(goto_disable_screensaver) }, |
85 | { "cachelist_update", STORE_BOOL, OFFSET(cachelist_update) }, |
86 | #endif |
87 | #ifdef ENABLE_OSM_GPS_MAP |
88 | { "map_lat", STORE_FLOAT, OFFSET(map.pos.lat) }, |
89 | { "map_lon", STORE_FLOAT, OFFSET(map.pos.lon) }, |
90 | { "map_zoom", STORE_INT, OFFSET(map.zoom) }, |
91 | #endif |
92 | { NULL, -1, -1 } |
93 | }; |
94 | |
95 | static char *get_basename(char *name) { |
96 | char *p = strrchr(name, '/'); |
97 | if(!p) p = name; |
98 | else p = p+1; |
99 | |
100 | g_assert(*p); |
101 | |
102 | /* escape all non alnum characters */ |
103 | p = g_strdup(p); |
104 | int i; |
105 | for(i=0;i<strlen(p);i++) |
106 | if(!isalnum(p[i])) |
107 | p[i] = '_'; |
108 | |
109 | return p; |
110 | } |
111 | |
112 | void gconf_remove_closed_name(appdata_t *appdata, char *filename) { |
113 | char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename)); |
114 | gconf_client_unset(appdata->gconf_client, key, NULL); |
115 | g_free(key); |
116 | } |
117 | |
118 | void gconf_save_closed_name(appdata_t *appdata, char *filename, char *name) { |
119 | char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename)); |
120 | gconf_client_set_string(appdata->gconf_client, key, name, NULL); |
121 | g_free(key); |
122 | } |
123 | |
124 | char *gconf_restore_closed_name(appdata_t *appdata, char *filename) { |
125 | char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename)); |
126 | char *ret = gconf_client_get_string(appdata->gconf_client, key, NULL); |
127 | g_free(key); |
128 | return ret; |
129 | } |
130 | |
131 | void gconf_save_state(appdata_t *appdata) { |
132 | int entries = 0; |
133 | |
134 | gpx_t *gpx = appdata->gpx; |
135 | while(gpx) { |
136 | char str[128]; |
137 | snprintf(str, sizeof(str), GCONF_KEY_GPX, entries++); |
138 | gconf_client_set_string(appdata->gconf_client, str, gpx->filename, NULL); |
139 | gpx = gpx->next; |
140 | } |
141 | |
142 | gconf_client_set_int(appdata->gconf_client, GCONF_KEY_CNT, entries, NULL); |
143 | |
144 | /* -------------- save locations (excl. home location) --------------- */ |
145 | entries = 0; |
146 | location_t *loc = appdata->location; |
147 | while(loc) { |
148 | char str[128]; |
149 | snprintf(str, sizeof(str), GCONF_KEY_LOC_NAME, entries); |
150 | gconf_client_set_string(appdata->gconf_client, str, loc->name, NULL); |
151 | snprintf(str, sizeof(str), GCONF_KEY_LOC_LAT, entries); |
152 | gconf_client_set_float(appdata->gconf_client, str, loc->pos.lat, NULL); |
153 | snprintf(str, sizeof(str), GCONF_KEY_LOC_LON, entries); |
154 | gconf_client_set_float(appdata->gconf_client, str, loc->pos.lon, NULL); |
155 | entries++; |
156 | loc = loc->next; |
157 | } |
158 | |
159 | gconf_client_set_int(appdata->gconf_client, GCONF_KEY_LOC_CNT, entries, NULL); |
160 | |
161 | /* store everything listed in the store table */ |
162 | store_t *st = store; |
163 | while(st->key) { |
164 | void **ptr = ((void*)appdata) + st->offset; |
165 | char *key = g_strdup_printf(GCONF_PATH "%s", st->key); |
166 | |
167 | switch(st->type) { |
168 | case STORE_STRING: |
169 | if((char*)(*ptr)) { |
170 | gconf_client_set_string(appdata->gconf_client, key, (char*)(*ptr), NULL); |
171 | } |
172 | break; |
173 | |
174 | case STORE_BOOL: |
175 | gconf_client_set_bool(appdata->gconf_client, key, *((int*)ptr), NULL); |
176 | break; |
177 | |
178 | case STORE_INT: |
179 | gconf_client_set_int(appdata->gconf_client, key, *((int*)ptr), NULL); |
180 | break; |
181 | |
182 | case STORE_FLOAT: |
183 | if(!isnan(*((float*)ptr))) |
184 | gconf_client_set_float(appdata->gconf_client, key, *((float*)ptr), NULL); |
185 | break; |
186 | |
187 | default: |
188 | printf("Unsupported type %d\n", st->type); |
189 | break; |
190 | } |
191 | |
192 | g_free(key); |
193 | st++; |
194 | } |
195 | } |
196 | |
197 | void gconf_load_state(appdata_t *appdata) { |
198 | gpx_t **gpx = &appdata->gpx; |
199 | |
200 | while(*gpx) gpx = &((*gpx)->next); |
201 | |
202 | gpx_dialog_t *dialog = NULL; |
203 | |
204 | /* default positions are invalid */ |
205 | appdata->home.lat = appdata->home.lon = NAN; |
206 | appdata->manual_goto.lat = appdata->manual_goto.lon = NAN; |
207 | appdata->gps.lat = appdata->gps.lon = NAN; |
208 | |
209 | int i, entries = gconf_client_get_int(appdata->gconf_client, |
210 | GCONF_KEY_CNT, NULL); |
211 | |
212 | if(entries) |
213 | dialog = gpx_busy_dialog_new(GTK_WIDGET(appdata->window)); |
214 | |
215 | for(i=0;i<entries;i++) { |
216 | char str[128]; |
217 | snprintf(str, sizeof(str), GCONF_KEY_GPX, i); |
218 | char *fname = gconf_client_get_string(appdata->gconf_client, str, NULL); |
219 | |
220 | if(fname) { |
221 | /* check if there's a valid name stored for this file. */ |
222 | /* if yes it's a "closed" file */ |
223 | char *name = gconf_restore_closed_name(appdata, fname); |
224 | if(name) { |
225 | *gpx = g_new0(gpx_t, 1); |
226 | (*gpx)->filename = fname; |
227 | (*gpx)->name = g_strdup(name); |
228 | (*gpx)->closed = TRUE; |
229 | } else { |
230 | if(g_file_test(fname, G_FILE_TEST_IS_DIR)) |
231 | *gpx = gpx_parse_dir(dialog, fname); |
232 | else |
233 | *gpx = gpx_parse(dialog, fname); |
234 | |
235 | free(fname); |
236 | } |
237 | } |
238 | |
239 | /* use next gpx entry of this was loaded successfully */ |
240 | if(*gpx) |
241 | gpx = &((*gpx)->next); |
242 | } |
243 | |
244 | gpx_busy_dialog_destroy(dialog); |
245 | |
246 | /* ------------- load locations --------------------- */ |
247 | entries = gconf_client_get_int(appdata->gconf_client, |
248 | GCONF_KEY_LOC_CNT, NULL); |
249 | |
250 | location_t **loc = &appdata->location; |
251 | for(i=0;i<entries;i++) { |
252 | *loc = g_new0(location_t, 1); |
253 | if(*loc) { |
254 | char str[128]; |
255 | snprintf(str, sizeof(str), GCONF_KEY_LOC_NAME, i); |
256 | (*loc)->name = gconf_client_get_string(appdata->gconf_client, str, NULL); |
257 | snprintf(str, sizeof(str), GCONF_KEY_LOC_LAT, i); |
258 | (*loc)->pos.lat = gconf_client_get_float(appdata->gconf_client, str, NULL); |
259 | snprintf(str, sizeof(str), GCONF_KEY_LOC_LON, i); |
260 | (*loc)->pos.lon = gconf_client_get_float(appdata->gconf_client, str, NULL); |
261 | |
262 | loc = &((*loc)->next); |
263 | } |
264 | } |
265 | |
266 | /* restore everything listed in the store table */ |
267 | store_t *st = store; |
268 | while(st->key) { |
269 | void **ptr = ((void*)appdata) + st->offset; |
270 | char *key = g_strdup_printf(GCONF_PATH "%s", st->key); |
271 | |
272 | /* check if key is present */ |
273 | GConfValue *value = gconf_client_get(appdata->gconf_client, key, NULL); |
274 | if(value) { |
275 | gconf_value_free(value); |
276 | |
277 | switch(st->type) { |
278 | case STORE_STRING: { |
279 | char **str = (char**)ptr; |
280 | *str = gconf_client_get_string(appdata->gconf_client, key, NULL); |
281 | } break; |
282 | |
283 | case STORE_BOOL: |
284 | *((int*)ptr) = gconf_client_get_bool(appdata->gconf_client, key, NULL); |
285 | break; |
286 | |
287 | case STORE_INT: |
288 | *((int*)ptr) = gconf_client_get_int(appdata->gconf_client, key, NULL); |
289 | break; |
290 | |
291 | case STORE_FLOAT: |
292 | *((float*)ptr) = gconf_client_get_float(appdata->gconf_client, key, NULL); |
293 | break; |
294 | |
295 | default: |
296 | printf("Unsupported type %d\n", st->type); |
297 | break; |
298 | } |
299 | } |
300 | g_free(key); |
301 | st++; |
302 | } |
303 | |
304 | /* ----- set all kinds of defaults ------- */ |
305 | |
306 | if(!appdata->compass_damping) appdata->compass_damping = 1; |
307 | |
308 | if(!appdata->mmpoi_radius) |
309 | appdata->mmpoi_radius = 100.0; // 100 km |
310 | |
311 | if(!appdata->search) |
312 | appdata->search = SEARCH_NAME | SEARCH_ID; |
313 | |
314 | if(!appdata->image_path) { |
315 | |
316 | /* use gps by default */ |
317 | appdata->use_gps = TRUE; |
318 | |
319 | #ifndef USE_MAEMO |
320 | char *p = getenv("HOME"); |
321 | if(p) { |
322 | /* build image path in home directory */ |
323 | appdata->image_path = |
324 | malloc(strlen(p)+strlen(DEFAULT_IMAGE_PATH_HOME)+2); |
325 | strcpy(appdata->image_path, p); |
326 | if(appdata->image_path[strlen(appdata->image_path)-1] != '/') |
327 | strcat(appdata->image_path, "/"); |
328 | strcat(appdata->image_path, DEFAULT_IMAGE_PATH_HOME); |
329 | } else |
330 | #endif |
331 | appdata->image_path = strdup(DEFAULT_IMAGE_PATH); |
332 | |
333 | } else { |
334 | /* some versions old versions messed up the path */ |
335 | if(appdata->image_path[strlen(appdata->image_path)-1] != '/') { |
336 | printf("adjusting image path\n"); |
337 | appdata->image_path = realloc(appdata->image_path, |
338 | strlen(appdata->image_path)+2); |
339 | strcat(appdata->image_path, "/"); |
340 | } |
341 | } |
342 | |
343 | if(!appdata->mmpoi_path) { |
344 | char *p = getenv("HOME"); |
345 | if(p) { |
346 | /* build mmpoi path in home directory */ |
347 | appdata->mmpoi_path = |
348 | malloc(strlen(p)+strlen(DEFAULT_MMPOI_PATH)+2); |
349 | strcpy(appdata->mmpoi_path, p); |
350 | if(appdata->mmpoi_path[strlen(appdata->mmpoi_path)-1] != '/') |
351 | strcat(appdata->mmpoi_path, "/"); |
352 | strcat(appdata->mmpoi_path, DEFAULT_MMPOI_PATH); |
353 | } else |
354 | appdata->mmpoi_path = strdup(DEFAULT_MMPOI_PATH); |
355 | } |
356 | |
357 | if(!appdata->fieldnotes_path) { |
358 | char *p = getenv("HOME"); |
359 | if(p) { |
360 | /* build fieldnotes path in home directory */ |
361 | appdata->fieldnotes_path = |
362 | malloc(strlen(p)+strlen(DEFAULT_FIELDNOTES_PATH)+2); |
363 | strcpy(appdata->fieldnotes_path, p); |
364 | if(appdata->fieldnotes_path[strlen(appdata->fieldnotes_path)-1] != '/') |
365 | strcat(appdata->fieldnotes_path, "/"); |
366 | strcat(appdata->fieldnotes_path, DEFAULT_FIELDNOTES_PATH); |
367 | } else |
368 | appdata->fieldnotes_path = strdup(DEFAULT_FIELDNOTES_PATH); |
369 | } |
370 | |
371 | if(!appdata->garmin_path) { |
372 | char *p = getenv("HOME"); |
373 | if(p) { |
374 | /* build image path in home directory */ |
375 | appdata->garmin_path = |
376 | malloc(strlen(p)+strlen(DEFAULT_GARMIN_PATH)+2); |
377 | strcpy(appdata->garmin_path, p); |
378 | if(appdata->garmin_path[strlen(appdata->garmin_path)-1] != '/') |
379 | strcat(appdata->garmin_path, "/"); |
380 | strcat(appdata->garmin_path, DEFAULT_GARMIN_PATH); |
381 | } else |
382 | appdata->garmin_path = strdup(DEFAULT_GARMIN_PATH); |
383 | } |
384 | |
385 | /* make sure image path actually exists */ |
386 | checkdir(appdata->image_path); |
387 | |
388 | if(!appdata->gpxlist_items) |
389 | appdata->gpxlist_items = GPXLIST_ITEM_DEFAULT; |
390 | |
391 | if(!appdata->cachelist_items) |
392 | appdata->cachelist_items = CACHELIST_ITEM_DEFAULT; |
393 | |
394 | /* if there are no entries in the main list, try to add the */ |
395 | /* "welcome" one */ |
396 | if(!appdata->gpx) { |
397 | char *name = g_strdup(ICONPATH "welcome.gpx"); |
398 | dialog = gpx_busy_dialog_new(GTK_WIDGET(appdata->window)); |
399 | printf("No GPX file loaded, trying to load demo\n"); |
400 | appdata->gpx = gpx_parse(dialog, name); |
401 | gpx_busy_dialog_destroy(dialog); |
402 | g_free(name); |
403 | } |
404 | } |
405 |