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Unified coo tool
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 <math.h> |
21 | #include <string.h> |
22 | #include <ctype.h> |
23 | |
24 | #include <glib.h> |
25 | #include <glib/gstdio.h> |
26 | |
27 | #include "gpxview.h" |
28 | |
29 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR >= 5) |
30 | #include <hildon/hildon-entry.h> |
31 | #endif |
32 | |
33 | char strlastchr(char *str) { |
34 | return str[strlen(str)]-1; |
35 | } |
36 | |
37 | /* make sure the entire path "dir" exists and create it if not */ |
38 | int checkdir(char *dir) { |
39 | struct stat filestat; |
40 | char *p = dir, tmp; |
41 | |
42 | /* don't try to create root dir */ |
43 | if(p[0] == '/') p++; |
44 | |
45 | do { |
46 | while(*p && *p != '/') p++; |
47 | tmp = *p; |
48 | *p = 0; |
49 | |
50 | int err = stat(dir, &filestat); |
51 | if(err) { |
52 | if(mkdir(dir, S_IRWXU) != 0) { |
53 | perror("mkdir()"); |
54 | *p++ = tmp; |
55 | return -1; |
56 | } |
57 | } else { |
58 | if(!filestat.st_mode & S_IFDIR) { |
59 | printf("File %s exists and is _no_ directory\n", dir); |
60 | *p++ = tmp; |
61 | return -1; |
62 | } |
63 | } |
64 | |
65 | *p++ = tmp; |
66 | } while(tmp && strchr(p, '/')); |
67 | |
68 | return 0; |
69 | } |
70 | |
71 | void pos_lat_str(char *str, int len, float latitude) { |
72 | char *c = _("N"); |
73 | float integral, fractional; |
74 | |
75 | if(isnan(latitude)) |
76 | str[0] = 0; |
77 | else { |
78 | if(latitude < 0) { latitude = fabs(latitude); c = _("S"); } |
79 | fractional = modff(latitude, &integral); |
80 | |
81 | snprintf(str, len, "%s %02d° %06.3f'", c, (int)integral, fractional*60.0); |
82 | } |
83 | } |
84 | |
85 | GtkWidget *pos_lat(float latitude, int size, int strikethrough) { |
86 | char str[32]; |
87 | |
88 | pos_lat_str(str, sizeof(str), latitude); |
89 | return gtk_label_attrib(str, size, strikethrough); |
90 | } |
91 | |
92 | void pos_lon_str(char *str, int len, float longitude) { |
93 | char *c = _("E"); |
94 | float integral, fractional; |
95 | |
96 | if(isnan(longitude)) |
97 | str[0] = 0; |
98 | else { |
99 | if(longitude < 0) { longitude = fabs(longitude); c = _("W"); } |
100 | fractional = modff(longitude, &integral); |
101 | |
102 | snprintf(str, len, "%s %03d° %06.3f'", c, (int)integral, fractional*60.0); |
103 | } |
104 | } |
105 | |
106 | GtkWidget *pos_lon(float longitude, int size, int strikethrough) { |
107 | char str[32]; |
108 | |
109 | pos_lon_str(str, sizeof(str), longitude); |
110 | return gtk_label_attrib(str, size, strikethrough); |
111 | } |
112 | |
113 | float pos_parse_lat(char *str) { |
114 | int integral_int; |
115 | float fractional; |
116 | char c; |
117 | |
118 | if(sscanf(str, "%c %d° %f'", &c, &integral_int, &fractional) == 3) { |
119 | c = toupper(c); |
120 | |
121 | if(c != 'S' && c != 'N') |
122 | return NAN; |
123 | |
124 | /* prevent -0.0 */ |
125 | if(!integral_int && (fractional == 0.0)) |
126 | return 0.0; |
127 | |
128 | return ((c == 'S')?-1:+1) * (integral_int + fractional/60.0); |
129 | } |
130 | |
131 | return NAN; |
132 | } |
133 | |
134 | float pos_parse_lon(char *str) { |
135 | int integral_int; |
136 | float fractional; |
137 | char c; |
138 | |
139 | if(sscanf(str, "%c %d° %f'", &c, &integral_int, &fractional) == 3) { |
140 | c = toupper(c); |
141 | |
142 | /* O is german "Ost" for "East" */ |
143 | if(c != 'E' && c != 'W' && c != 'O') |
144 | return NAN; |
145 | |
146 | /* prevent -0.0 */ |
147 | if(!integral_int && (fractional == 0.0)) |
148 | return 0.0; |
149 | |
150 | return ((c == 'W')?-1:+1) * (integral_int + fractional/60.0); |
151 | } |
152 | |
153 | return NAN; |
154 | } |
155 | |
156 | const char *pos_get_bearing_str(pos_t from, pos_t to) { |
157 | static const char *bear_str[]={ |
158 | "N", "NE", "E", "SE", "S", "SW", "W", "NW", "" }; |
159 | |
160 | float bearing = gpx_pos_get_bearing(from, to); |
161 | if(!isnan(bearing)) { |
162 | int idx = (bearing+22.5)/45.0; |
163 | /* make sure we stay in icon bounds */ |
164 | while(idx < 0) idx += 8; |
165 | while(idx > 7) idx -= 8; |
166 | return _(bear_str[idx]); |
167 | } |
168 | |
169 | return bear_str[8]; // empty string |
170 | } |
171 | |
172 | /* the maemo font size is quite huge, so we adjust some fonts */ |
173 | /* differently on maemo and non-maemo. Basically "BIG" does nothing */ |
174 | /* on maemo and "SMALL" only does something on maemo */ |
175 | #ifdef USE_MAEMO |
176 | #define MARKUP_SMALL "<span size='small'>%s</span>" |
177 | GtkWidget *gtk_label_small(char *str) { |
178 | GtkWidget *label = gtk_label_new(""); |
179 | char *markup = g_markup_printf_escaped(MARKUP_SMALL, str); |
180 | gtk_label_set_markup(GTK_LABEL(label), markup); |
181 | g_free(markup); |
182 | return label; |
183 | } |
184 | #else |
185 | #define MARKUP_BIG "<span size='x-large'>%s</span>" |
186 | GtkWidget *gtk_label_big(char *str) { |
187 | GtkWidget *label = gtk_label_new(""); |
188 | char *markup = g_markup_printf_escaped(MARKUP_BIG, str); |
189 | gtk_label_set_markup(GTK_LABEL(label), markup); |
190 | g_free(markup); |
191 | return label; |
192 | } |
193 | #endif |
194 | |
195 | void gtk_label_attrib_set(GtkWidget *label, |
196 | char *str, int size, int strikethrough) { |
197 | char format[80]; |
198 | |
199 | snprintf(format, sizeof(format), "<span%s%s%s>%%s</span>", |
200 | #ifdef USE_MAEMO |
201 | (size==SIZE_SMALL)?" size='small'":"", |
202 | #else |
203 | (size==SIZE_BIG)?" size='x-large'":"", |
204 | #endif |
205 | strikethrough?" strikethrough='yes'":"", |
206 | (strikethrough==STRIKETHROUGH_RED)?" strikethrough_color='red'":""); |
207 | |
208 | char *markup = g_markup_printf_escaped(format, str); |
209 | // printf("markup = %s\n", markup); |
210 | gtk_label_set_markup(GTK_LABEL(label), markup); |
211 | g_free(markup); |
212 | } |
213 | |
214 | GtkWidget *gtk_label_attrib(char *str, int size, int strikethrough) { |
215 | GtkWidget *label = gtk_label_new(""); |
216 | gtk_label_attrib_set(label, str, size, strikethrough); |
217 | return label; |
218 | } |
219 | |
220 | GtkWidget *gtk_button_attrib(char *str, int size, int strikethrough) { |
221 | GtkWidget *button = gtk_button_new_with_label(""); |
222 | gtk_label_attrib_set(gtk_bin_get_child(GTK_BIN(button)), |
223 | str, size, strikethrough); |
224 | return button; |
225 | } |
226 | |
227 | void textbox_disable(GtkWidget *widget) { |
228 | gtk_editable_set_editable(GTK_EDITABLE(widget), FALSE); |
229 | gtk_widget_set_sensitive(widget, FALSE); |
230 | } |
231 | |
232 | void textbox_enable(GtkWidget *widget) { |
233 | gtk_widget_set_sensitive(widget, TRUE); |
234 | gtk_editable_set_editable(GTK_EDITABLE(widget), TRUE); |
235 | } |
236 | |
237 | pos_t *get_pos(appdata_t *appdata) { |
238 | pos_t *pos = &appdata->home; |
239 | |
240 | if(appdata->active_location) { |
241 | int i = appdata->active_location-1; |
242 | location_t *loc = appdata->location; |
243 | while(i--) loc = loc->next; |
244 | pos = &loc->pos; |
245 | } |
246 | |
247 | if(appdata->use_gps) { |
248 | pos = gps_get_pos(appdata); |
249 | |
250 | if(!pos) pos = &appdata->gps; /* use saved position */ |
251 | else appdata->gps = *pos; /* save position */ |
252 | } |
253 | return pos; |
254 | } |
255 | |
256 | void distance_str(char *str, int len, float dist, gboolean imperial) { |
257 | if(isnan(dist)) |
258 | snprintf(str, len, "---"); |
259 | else if(imperial) { |
260 | /* 1 mil = 1760 yd = 5280 ft ... */ |
261 | if(dist<0.018) snprintf(str, len, "%.1f ft", dist*5280.0); |
262 | else if(dist<0.055) snprintf(str, len, "%.1f yd", dist*1760.0); |
263 | else if(dist<0.55) snprintf(str, len, "%.0f yd", dist*1760.0); |
264 | else if(dist<10.0) snprintf(str, len, "%.2f mi", dist); |
265 | else if(dist<100.0) snprintf(str, len, "%.1f mi", dist); |
266 | else snprintf(str, len, "%.0f mi", dist); |
267 | } else { |
268 | if(dist<0.01) snprintf(str, len, "%.2f m", dist*1000.0); |
269 | else if(dist<0.1) snprintf(str, len, "%.1f m", dist*1000.0); |
270 | else if(dist<1.0) snprintf(str, len, "%.0f m", dist*1000.0); |
271 | else if(dist<100.0) snprintf(str, len, "%.1f km", dist); |
272 | else snprintf(str, len, "%.0f km", dist); |
273 | } |
274 | } |
275 | |
276 | /* return distance in miles or kilometers */ |
277 | float distance_parse(char *str, gboolean imperial) { |
278 | char unit[4]; |
279 | float val = NAN; |
280 | |
281 | if(sscanf(str, "%f %3s", &val, unit) == 2) { |
282 | gboolean fimp = FALSE; |
283 | |
284 | if(strcasecmp(unit, "ft") == 0) { fimp = TRUE; val /= 5280.0; } |
285 | else if(strcasecmp(unit, "yd") == 0) { fimp = TRUE; val /= 1760.0; } |
286 | else if(strcasecmp(unit, "mi") == 0) { fimp = TRUE; } |
287 | else if(strcasecmp(unit, "m") == 0) { fimp = FALSE; val /= 1000.0; } |
288 | else if(strcasecmp(unit, "km") == 0) { fimp = FALSE; } |
289 | else val = NAN; |
290 | |
291 | /* found imperial and metric requested? convert miles into kilometers */ |
292 | if(fimp & !imperial) val *= 1.609344; |
293 | |
294 | /* found metric and imperial requested? convert kilometers into miles */ |
295 | if(!fimp & imperial) val /= 1.609344; |
296 | } |
297 | return val; |
298 | } |
299 | |
300 | static gboolean mark(GtkWidget *widget, gboolean valid) { |
301 | gtk_widget_set_state(widget, valid?GTK_STATE_NORMAL:TAG_STATE); |
302 | return valid; |
303 | } |
304 | |
305 | static void callback_modified_lat(GtkWidget *widget, gpointer data ) { |
306 | float i = pos_parse_lat((char*)gtk_entry_get_text(GTK_ENTRY(widget))); |
307 | mark(widget, !isnan(i)); |
308 | } |
309 | |
310 | /* a entry that is colored red when being "active" */ |
311 | GtkWidget *lat_entry_new(float lat) { |
312 | GdkColor color; |
313 | |
314 | GtkWidget *widget = entry_new(); |
315 | gdk_color_parse("#ff0000", &color); |
316 | gtk_widget_modify_text(widget, TAG_STATE, &color); |
317 | |
318 | char str[32]; |
319 | pos_lat_str(str, sizeof(str), lat); |
320 | gtk_entry_set_text(GTK_ENTRY(widget), str); |
321 | |
322 | g_signal_connect(G_OBJECT(widget), "changed", |
323 | G_CALLBACK(callback_modified_lat), NULL); |
324 | |
325 | return widget; |
326 | } |
327 | |
328 | static void callback_modified_lon(GtkWidget *widget, gpointer data ) { |
329 | float i = pos_parse_lon((char*)gtk_entry_get_text(GTK_ENTRY(widget))); |
330 | mark(widget, !isnan(i)); |
331 | } |
332 | |
333 | /* a entry that is colored red when filled with invalid coordinate */ |
334 | GtkWidget *lon_entry_new(float lon) { |
335 | GdkColor color; |
336 | |
337 | GtkWidget *widget = entry_new(); |
338 | // gtk_entry_set_width_chars(GTK_ENTRY(widget), 14); |
339 | |
340 | gdk_color_parse("#ff0000", &color); |
341 | gtk_widget_modify_text(widget, TAG_STATE, &color); |
342 | |
343 | char str[32]; |
344 | pos_lon_str(str, sizeof(str), lon); |
345 | gtk_entry_set_text(GTK_ENTRY(widget), str); |
346 | |
347 | g_signal_connect(G_OBJECT(widget), "changed", |
348 | G_CALLBACK(callback_modified_lon), NULL); |
349 | |
350 | return widget; |
351 | } |
352 | |
353 | |
354 | float lat_get(GtkWidget *widget) { |
355 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); |
356 | return pos_parse_lat(p); |
357 | } |
358 | |
359 | float lon_get(GtkWidget *widget) { |
360 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); |
361 | return pos_parse_lon(p); |
362 | } |
363 | |
364 | static void callback_modified_dist(GtkWidget *widget, gpointer data ) { |
365 | /* don't care for metric/imperial since we only want to know if this */ |
366 | /* is parseable at all */ |
367 | float i = distance_parse((char*)gtk_entry_get_text(GTK_ENTRY(widget)), FALSE); |
368 | mark(widget, !isnan(i)); |
369 | } |
370 | |
371 | /* a entry that is colored red when filled with invalid distance */ |
372 | GtkWidget *dist_entry_new(float dist, gboolean mil) { |
373 | GdkColor color; |
374 | GtkWidget *widget = entry_new(); |
375 | gdk_color_parse("#ff0000", &color); |
376 | gtk_widget_modify_text(widget, TAG_STATE, &color); |
377 | |
378 | char str[32]; |
379 | distance_str(str, sizeof(str), dist, mil); |
380 | gtk_entry_set_text(GTK_ENTRY(widget), str); |
381 | |
382 | g_signal_connect(G_OBJECT(widget), "changed", |
383 | G_CALLBACK(callback_modified_dist), NULL); |
384 | |
385 | return widget; |
386 | } |
387 | |
388 | float dist_get(GtkWidget *widget, gboolean mil) { |
389 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); |
390 | return distance_parse(p, mil); |
391 | } |
392 | |
393 | #ifndef USE_MAEMO |
394 | #ifdef ENABLE_BROWSER_INTERFACE |
395 | #include <libgnome/gnome-url.h> |
396 | |
397 | int browser_url(appdata_t *appdata, char *url) { |
398 | /* taken from gnome-open, part of libgnome */ |
399 | GError *err = NULL; |
400 | gnome_url_show(url, &err); |
401 | return 0; |
402 | } |
403 | #endif |
404 | #endif |
405 | |
406 | /* recursively remove an entire file system */ |
407 | void rmdir_recursive(char *path) { |
408 | GDir *dir = g_dir_open(path, 0, NULL); |
409 | if(dir) { |
410 | const char *name = g_dir_read_name(dir); |
411 | while(name) { |
412 | char *fullname = g_strdup_printf("%s/%s", path, name); |
413 | // printf("deleting %s\n", fullname); |
414 | |
415 | if(g_file_test(fullname, G_FILE_TEST_IS_DIR)) |
416 | rmdir_recursive(fullname); |
417 | else if(g_file_test(fullname, G_FILE_TEST_IS_REGULAR)) |
418 | g_remove(fullname); |
419 | |
420 | g_free(fullname); |
421 | name = g_dir_read_name(dir); |
422 | } |
423 | |
424 | g_dir_close(dir); |
425 | } |
426 | g_rmdir(path); |
427 | } |
428 | |
429 | #ifdef ENABLE_BROWSER_INTERFACE |
430 | static void on_link_clicked(GtkButton *button, gpointer data) { |
431 | appdata_t *appdata = (appdata_t*)data; |
432 | char *url = g_object_get_data(G_OBJECT(button), "url"); |
433 | if(url) browser_url(appdata, url); |
434 | } |
435 | #endif |
436 | |
437 | /* a button containing a weblink */ |
438 | GtkWidget *link_button_attrib(appdata_t *appdata, char *str, char *url, |
439 | int size, int strikethrough) { |
440 | |
441 | #ifdef ENABLE_BROWSER_INTERFACE |
442 | if(url) { |
443 | GtkWidget *button = gtk_button_attrib(str, size, strikethrough); |
444 | g_object_set_data(G_OBJECT(button), "url", url); |
445 | gtk_signal_connect(GTK_OBJECT(button), "clicked", |
446 | (GtkSignalFunc)on_link_clicked, appdata); |
447 | |
448 | return button; |
449 | } |
450 | #endif |
451 | return gtk_label_attrib(str, size, strikethrough); |
452 | } |
453 | |
454 | #ifdef ENABLE_BROWSER_INTERFACE |
455 | static void on_link_id_clicked(GtkButton *button, gpointer data) { |
456 | appdata_t *appdata = (appdata_t*)data; |
457 | |
458 | unsigned int id = (unsigned int)g_object_get_data(G_OBJECT(button), "id"); |
459 | char *type = g_object_get_data(G_OBJECT(button), "type"); |
460 | |
461 | char *url = g_strdup_printf("http://www.geocaching.com/%s?id=%u", |
462 | type, id); |
463 | |
464 | if(url) { |
465 | browser_url(appdata, url); |
466 | g_free(url); |
467 | } |
468 | } |
469 | #endif |
470 | |
471 | GtkWidget *link_button_by_id(appdata_t *appdata, char *str, |
472 | const char *type, int id) { |
473 | |
474 | #ifdef ENABLE_BROWSER_INTERFACE |
475 | if(id) { |
476 | GtkWidget *ref = gtk_button_new_with_label(str); |
477 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) |
478 | // hildon_gtk_widget_set_theme_size(ref, |
479 | // (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); |
480 | #endif |
481 | g_object_set_data(G_OBJECT(ref), "id", (gpointer)id); |
482 | g_object_set_data(G_OBJECT(ref), "type", (gpointer)type); |
483 | gtk_signal_connect(GTK_OBJECT(ref), "clicked", |
484 | GTK_SIGNAL_FUNC(on_link_id_clicked), appdata); |
485 | |
486 | return ref; |
487 | } |
488 | #endif |
489 | return gtk_label_new(str); |
490 | } |
491 | |
492 | |
493 | GtkWidget *link_icon_button_by_id(appdata_t *appdata, GtkWidget *icon, |
494 | const char *type, int id) { |
495 | |
496 | #ifdef ENABLE_BROWSER_INTERFACE |
497 | if(id) { |
498 | GtkWidget *ref = gtk_button_new(); |
499 | gtk_button_set_image(GTK_BUTTON(ref), icon); |
500 | |
501 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) |
502 | // hildon_gtk_widget_set_theme_size(ref, |
503 | // (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); |
504 | #endif |
505 | g_object_set_data(G_OBJECT(ref), "id", (gpointer)id); |
506 | g_object_set_data(G_OBJECT(ref), "type", (gpointer)type); |
507 | gtk_signal_connect(GTK_OBJECT(ref), "clicked", |
508 | GTK_SIGNAL_FUNC(on_link_id_clicked), appdata); |
509 | |
510 | return ref; |
511 | } |
512 | #endif |
513 | return icon; |
514 | } |
515 | |
516 | /* left aligned, word wrapped multiline widget */ |
517 | GtkWidget *simple_text_widget(char *text) { |
518 | GtkWidget *label = gtk_label_new(text); |
519 | |
520 | gtk_label_set_line_wrap(GTK_LABEL(label), TRUE); |
521 | gtk_label_set_line_wrap_mode(GTK_LABEL(label), PANGO_WRAP_WORD); |
522 | gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5); |
523 | |
524 | return label; |
525 | } |
526 | |
527 | |
528 | /* a label that is left aligned */ |
529 | GtkWidget *left_label_new(char *str) { |
530 | GtkWidget *widget = gtk_label_new(str); |
531 | gtk_misc_set_alignment(GTK_MISC(widget), 0.0f, 0.5f); |
532 | return widget; |
533 | } |
534 | |
535 | static void pos_set(GtkMenuItem *item, float lat, float lon) { |
536 | char str[32]; |
537 | |
538 | pos_lat_str(str, sizeof(str)-1, lat); |
539 | GtkWidget *lat_entry = g_object_get_data(G_OBJECT(item), "lat_entry"); |
540 | gtk_entry_set_text(GTK_ENTRY(lat_entry), str); |
541 | |
542 | pos_lon_str(str, sizeof(str)-1, lon); |
543 | GtkWidget *lon_entry = g_object_get_data(G_OBJECT(item), "lon_entry"); |
544 | gtk_entry_set_text(GTK_ENTRY(lon_entry), str); |
545 | } |
546 | |
547 | static void cb_gps(GtkMenuItem *item, gpointer data) { |
548 | appdata_t *appdata = (appdata_t*)data; |
549 | |
550 | pos_t *refpos = get_pos(appdata); |
551 | if(!refpos) pos_set(item, NAN, NAN); |
552 | else pos_set(item, refpos->lat, refpos->lon); |
553 | } |
554 | |
555 | static void cb_geomath(GtkMenuItem *item, gpointer data) { |
556 | appdata_t *appdata = (appdata_t*)data; |
557 | |
558 | pos_set(item, appdata->geomath.lat, appdata->geomath.lon); |
559 | } |
560 | |
561 | #ifdef ENABLE_OSM_GPS_MAP |
562 | static void cb_map(GtkMenuItem *item, gpointer data) { |
563 | appdata_t *appdata = (appdata_t*)data; |
564 | |
565 | pos_set(item, appdata->map.pos.lat, appdata->map.pos.lon); |
566 | } |
567 | #endif |
568 | |
569 | static const gchar *menu_item_get_label(GtkMenuItem *menu_item) { |
570 | GList *children, *l; |
571 | GtkWidget *child; |
572 | children = gtk_container_get_children (GTK_CONTAINER (menu_item)); |
573 | for (l = g_list_first (children); l != NULL; |
574 | l = g_list_next (l)) { |
575 | child = (GtkWidget *)l->data; |
576 | if (GTK_IS_LABEL (child)) { |
577 | return gtk_label_get_label (GTK_LABEL (child)); |
578 | } |
579 | } |
580 | return NULL; |
581 | } |
582 | |
583 | static void cb_cache(GtkMenuItem *item, gpointer data) { |
584 | const char *label = menu_item_get_label(item); |
585 | appdata_t *appdata = (appdata_t*)data; |
586 | |
587 | cache_t *cache = appdata->cur_cache; |
588 | g_assert(cache); |
589 | |
590 | if(!strcmp(label, cache->id)) |
591 | pos_set(item, cache->pos.lat, cache->pos.lon); |
592 | else { |
593 | wpt_t *wpt = cache->wpt; |
594 | while(wpt) { |
595 | if(!strcmp(label, wpt->id)) { |
596 | pos_set(item, wpt->pos.lat, wpt->pos.lon); |
597 | return; |
598 | } |
599 | |
600 | wpt = wpt->next; |
601 | } |
602 | } |
603 | } |
604 | |
605 | static GtkWidget *menu_add(GtkWidget *menu, appdata_t *appdata, |
606 | GtkWidget *icon, char *menu_str, |
607 | void(*func)(GtkMenuItem*, gpointer), |
608 | GtkWidget *lon_entry, GtkWidget *lat_entry) { |
609 | |
610 | GtkWidget *item = gtk_image_menu_item_new_with_label(menu_str); |
611 | |
612 | if(icon) |
613 | gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(item), icon); |
614 | |
615 | g_object_set_data(G_OBJECT(item), "lat_entry", (gpointer)lat_entry); |
616 | g_object_set_data(G_OBJECT(item), "lon_entry", (gpointer)lon_entry); |
617 | |
618 | if(func) |
619 | gtk_signal_connect(GTK_OBJECT(item), "activate", |
620 | (GtkSignalFunc)func, appdata); |
621 | |
622 | gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); |
623 | |
624 | return item; |
625 | } |
626 | |
627 | static GtkWidget *popup_menu_create(appdata_t *appdata, |
628 | GtkWidget *lat_entry, GtkWidget *lon_entry) { |
629 | GtkWidget *menu = gtk_menu_new(); |
630 | |
631 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 18), |
632 | _("Current position (GPS)"), cb_gps, lon_entry, lat_entry); |
633 | menu_add(menu, appdata, NULL, _("Geomath projection"), |
634 | cb_geomath, lon_entry, lat_entry); |
635 | #ifdef ENABLE_OSM_GPS_MAP |
636 | menu_add(menu, appdata, NULL, _("Map position"), |
637 | cb_map, lon_entry, lat_entry); |
638 | #endif |
639 | |
640 | printf("popup cache present: %s\n", appdata->cur_cache?"Yes":"No"); |
641 | |
642 | if(appdata->cur_cache) { |
643 | cache_t *cache = appdata->cur_cache; |
644 | |
645 | if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon)) { |
646 | menu_add(menu, appdata, icon_get_widget(ICON_POS, cache->type + 6), |
647 | cache->id, cb_cache, lon_entry, lat_entry); |
648 | } |
649 | |
650 | printf("appending cache waypoints\n"); |
651 | wpt_t *wpt = cache->wpt; |
652 | while(wpt) { |
653 | GtkWidget *icon = NULL; |
654 | if(wpt->sym != WPT_SYM_UNKNOWN) |
655 | icon = icon_get_widget(ICON_POS, wpt->sym); |
656 | |
657 | menu_add(menu, appdata, icon, wpt->id, cb_cache, |
658 | lon_entry, lat_entry); |
659 | |
660 | wpt = wpt->next; |
661 | } |
662 | } |
663 | |
664 | gtk_widget_show_all(menu); |
665 | |
666 | return menu; |
667 | } |
668 | |
669 | static gint on_popup_button_press(GtkWidget *button, GdkEventButton *event, |
670 | gpointer data) { |
671 | |
672 | if(event->type == GDK_BUTTON_PRESS) { |
673 | GtkWidget *menu = g_object_get_data(G_OBJECT(button), "menu"); |
674 | |
675 | /* draw a popup menu */ |
676 | gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, |
677 | event->button, event->time); |
678 | return TRUE; |
679 | } |
680 | return FALSE; |
681 | } |
682 | |
683 | static void on_popup_destroy(GtkWidget *widget, gpointer user_data ) { |
684 | GtkWidget *menu = g_object_get_data(G_OBJECT(widget), "menu"); |
685 | gtk_widget_destroy(menu); |
686 | } |
687 | |
688 | GtkWidget *coo_popup(appdata_t *appdata, |
689 | GtkWidget *lat_entry, GtkWidget *lon_entry) { |
690 | |
691 | GtkWidget *button = gtk_button_new(); |
692 | #ifdef FREMANTLE |
693 | hildon_gtk_widget_set_theme_size(button, |
694 | (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); |
695 | #endif |
696 | |
697 | gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_POS, 17)); |
698 | |
699 | gtk_widget_set_tooltip_text(button, _("Preset coordinates")); |
700 | |
701 | gtk_signal_connect(GTK_OBJECT(button), "button-press-event", |
702 | (GtkSignalFunc)on_popup_button_press, appdata); |
703 | |
704 | gtk_signal_connect(GTK_OBJECT(button), "destroy", |
705 | (GtkSignalFunc)on_popup_destroy, appdata); |
706 | |
707 | g_object_set_data(G_OBJECT(button), "menu", |
708 | popup_menu_create(appdata, lat_entry, lon_entry)); |
709 | |
710 | return button; |
711 | } |
712 | |
713 | GtkWidget *entry_new(void) { |
714 | #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5) |
715 | return gtk_entry_new(); |
716 | #else |
717 | return hildon_entry_new(HILDON_SIZE_AUTO); |
718 | #endif |
719 | } |
720 | |
721 | gboolean pos_differ(pos_t *pos1, pos_t *pos2) { |
722 | int lat1 = (60000 * pos1->lat)+0.5, lon1 = (60000 * pos1->lon)+0.5; |
723 | int lat2 = (60000 * pos2->lat)+0.5, lon2 = (60000 * pos2->lon)+0.5; |
724 | |
725 | return((lat1 != lat2) || (lon1 != lon2)); |
726 | } |