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More unified coordinate sources
1 | harbaum | 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 | harbaum | 77 | #include <glib.h> |
25 | #include <glib/gstdio.h> | ||
26 | |||
27 | harbaum | 1 | #include "gpxview.h" |
28 | |||
29 | harbaum | 190 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR >= 5) |
30 | #include <hildon/hildon-entry.h> | ||
31 | harbaum | 216 | #include <hildon/hildon-touch-selector.h> |
32 | #include <hildon/hildon-picker-button.h> | ||
33 | #include <hildon/hildon-picker-dialog.h> | ||
34 | harbaum | 190 | #endif |
35 | |||
36 | harbaum | 217 | #ifdef FREMANTLE |
37 | #define PICKER_DIALOG | ||
38 | #endif | ||
39 | |||
40 | harbaum | 1 | char strlastchr(char *str) { |
41 | return str[strlen(str)]-1; | ||
42 | } | ||
43 | |||
44 | /* make sure the entire path "dir" exists and create it if not */ | ||
45 | int checkdir(char *dir) { | ||
46 | struct stat filestat; | ||
47 | char *p = dir, tmp; | ||
48 | |||
49 | /* don't try to create root dir */ | ||
50 | if(p[0] == '/') p++; | ||
51 | |||
52 | do { | ||
53 | while(*p && *p != '/') p++; | ||
54 | tmp = *p; | ||
55 | *p = 0; | ||
56 | |||
57 | int err = stat(dir, &filestat); | ||
58 | if(err) { | ||
59 | if(mkdir(dir, S_IRWXU) != 0) { | ||
60 | perror("mkdir()"); | ||
61 | *p++ = tmp; | ||
62 | return -1; | ||
63 | } | ||
64 | } else { | ||
65 | if(!filestat.st_mode & S_IFDIR) { | ||
66 | printf("File %s exists and is _no_ directory\n", dir); | ||
67 | *p++ = tmp; | ||
68 | return -1; | ||
69 | } | ||
70 | } | ||
71 | |||
72 | *p++ = tmp; | ||
73 | } while(tmp && strchr(p, '/')); | ||
74 | |||
75 | return 0; | ||
76 | } | ||
77 | |||
78 | void pos_lat_str(char *str, int len, float latitude) { | ||
79 | char *c = _("N"); | ||
80 | float integral, fractional; | ||
81 | |||
82 | harbaum | 13 | if(isnan(latitude)) |
83 | str[0] = 0; | ||
84 | else { | ||
85 | if(latitude < 0) { latitude = fabs(latitude); c = _("S"); } | ||
86 | fractional = modff(latitude, &integral); | ||
87 | harbaum | 1 | |
88 | harbaum | 13 | snprintf(str, len, "%s %02d° %06.3f'", c, (int)integral, fractional*60.0); |
89 | } | ||
90 | harbaum | 1 | } |
91 | |||
92 | GtkWidget *pos_lat(float latitude, int size, int strikethrough) { | ||
93 | char str[32]; | ||
94 | |||
95 | pos_lat_str(str, sizeof(str), latitude); | ||
96 | return gtk_label_attrib(str, size, strikethrough); | ||
97 | } | ||
98 | |||
99 | void pos_lon_str(char *str, int len, float longitude) { | ||
100 | char *c = _("E"); | ||
101 | float integral, fractional; | ||
102 | |||
103 | harbaum | 13 | if(isnan(longitude)) |
104 | str[0] = 0; | ||
105 | else { | ||
106 | if(longitude < 0) { longitude = fabs(longitude); c = _("W"); } | ||
107 | fractional = modff(longitude, &integral); | ||
108 | harbaum | 1 | |
109 | harbaum | 13 | snprintf(str, len, "%s %03d° %06.3f'", c, (int)integral, fractional*60.0); |
110 | } | ||
111 | harbaum | 1 | } |
112 | |||
113 | GtkWidget *pos_lon(float longitude, int size, int strikethrough) { | ||
114 | char str[32]; | ||
115 | |||
116 | pos_lon_str(str, sizeof(str), longitude); | ||
117 | return gtk_label_attrib(str, size, strikethrough); | ||
118 | } | ||
119 | |||
120 | float pos_parse_lat(char *str) { | ||
121 | int integral_int; | ||
122 | float fractional; | ||
123 | char c; | ||
124 | |||
125 | if(sscanf(str, "%c %d° %f'", &c, &integral_int, &fractional) == 3) { | ||
126 | c = toupper(c); | ||
127 | |||
128 | if(c != 'S' && c != 'N') | ||
129 | return NAN; | ||
130 | |||
131 | /* prevent -0.0 */ | ||
132 | if(!integral_int && (fractional == 0.0)) | ||
133 | return 0.0; | ||
134 | |||
135 | return ((c == 'S')?-1:+1) * (integral_int + fractional/60.0); | ||
136 | } | ||
137 | |||
138 | return NAN; | ||
139 | } | ||
140 | |||
141 | float pos_parse_lon(char *str) { | ||
142 | int integral_int; | ||
143 | float fractional; | ||
144 | char c; | ||
145 | |||
146 | if(sscanf(str, "%c %d° %f'", &c, &integral_int, &fractional) == 3) { | ||
147 | c = toupper(c); | ||
148 | |||
149 | /* O is german "Ost" for "East" */ | ||
150 | if(c != 'E' && c != 'W' && c != 'O') | ||
151 | return NAN; | ||
152 | |||
153 | /* prevent -0.0 */ | ||
154 | if(!integral_int && (fractional == 0.0)) | ||
155 | return 0.0; | ||
156 | |||
157 | return ((c == 'W')?-1:+1) * (integral_int + fractional/60.0); | ||
158 | } | ||
159 | |||
160 | return NAN; | ||
161 | } | ||
162 | |||
163 | const char *pos_get_bearing_str(pos_t from, pos_t to) { | ||
164 | static const char *bear_str[]={ | ||
165 | harbaum | 185 | "N", "NE", "E", "SE", "S", "SW", "W", "NW", "" }; |
166 | |||
167 | float bearing = gpx_pos_get_bearing(from, to); | ||
168 | if(!isnan(bearing)) { | ||
169 | int idx = (bearing+22.5)/45.0; | ||
170 | /* make sure we stay in icon bounds */ | ||
171 | while(idx < 0) idx += 8; | ||
172 | while(idx > 7) idx -= 8; | ||
173 | return _(bear_str[idx]); | ||
174 | } | ||
175 | |||
176 | return bear_str[8]; // empty string | ||
177 | harbaum | 1 | } |
178 | |||
179 | /* the maemo font size is quite huge, so we adjust some fonts */ | ||
180 | /* differently on maemo and non-maemo. Basically "BIG" does nothing */ | ||
181 | /* on maemo and "SMALL" only does something on maemo */ | ||
182 | #ifdef USE_MAEMO | ||
183 | #define MARKUP_SMALL "<span size='small'>%s</span>" | ||
184 | GtkWidget *gtk_label_small(char *str) { | ||
185 | GtkWidget *label = gtk_label_new(""); | ||
186 | char *markup = g_markup_printf_escaped(MARKUP_SMALL, str); | ||
187 | gtk_label_set_markup(GTK_LABEL(label), markup); | ||
188 | g_free(markup); | ||
189 | return label; | ||
190 | } | ||
191 | #else | ||
192 | #define MARKUP_BIG "<span size='x-large'>%s</span>" | ||
193 | GtkWidget *gtk_label_big(char *str) { | ||
194 | GtkWidget *label = gtk_label_new(""); | ||
195 | char *markup = g_markup_printf_escaped(MARKUP_BIG, str); | ||
196 | gtk_label_set_markup(GTK_LABEL(label), markup); | ||
197 | g_free(markup); | ||
198 | return label; | ||
199 | } | ||
200 | #endif | ||
201 | |||
202 | void gtk_label_attrib_set(GtkWidget *label, | ||
203 | char *str, int size, int strikethrough) { | ||
204 | char format[80]; | ||
205 | |||
206 | snprintf(format, sizeof(format), "<span%s%s%s>%%s</span>", | ||
207 | #ifdef USE_MAEMO | ||
208 | (size==SIZE_SMALL)?" size='small'":"", | ||
209 | #else | ||
210 | (size==SIZE_BIG)?" size='x-large'":"", | ||
211 | #endif | ||
212 | strikethrough?" strikethrough='yes'":"", | ||
213 | (strikethrough==STRIKETHROUGH_RED)?" strikethrough_color='red'":""); | ||
214 | |||
215 | char *markup = g_markup_printf_escaped(format, str); | ||
216 | // printf("markup = %s\n", markup); | ||
217 | gtk_label_set_markup(GTK_LABEL(label), markup); | ||
218 | g_free(markup); | ||
219 | } | ||
220 | |||
221 | GtkWidget *gtk_label_attrib(char *str, int size, int strikethrough) { | ||
222 | GtkWidget *label = gtk_label_new(""); | ||
223 | gtk_label_attrib_set(label, str, size, strikethrough); | ||
224 | return label; | ||
225 | } | ||
226 | |||
227 | GtkWidget *gtk_button_attrib(char *str, int size, int strikethrough) { | ||
228 | GtkWidget *button = gtk_button_new_with_label(""); | ||
229 | gtk_label_attrib_set(gtk_bin_get_child(GTK_BIN(button)), | ||
230 | str, size, strikethrough); | ||
231 | return button; | ||
232 | } | ||
233 | |||
234 | void textbox_disable(GtkWidget *widget) { | ||
235 | gtk_editable_set_editable(GTK_EDITABLE(widget), FALSE); | ||
236 | gtk_widget_set_sensitive(widget, FALSE); | ||
237 | } | ||
238 | |||
239 | void textbox_enable(GtkWidget *widget) { | ||
240 | gtk_widget_set_sensitive(widget, TRUE); | ||
241 | gtk_editable_set_editable(GTK_EDITABLE(widget), TRUE); | ||
242 | } | ||
243 | |||
244 | pos_t *get_pos(appdata_t *appdata) { | ||
245 | pos_t *pos = &appdata->home; | ||
246 | |||
247 | if(appdata->active_location) { | ||
248 | int i = appdata->active_location-1; | ||
249 | location_t *loc = appdata->location; | ||
250 | while(i--) loc = loc->next; | ||
251 | pos = &loc->pos; | ||
252 | } | ||
253 | |||
254 | if(appdata->use_gps) { | ||
255 | pos = gps_get_pos(appdata); | ||
256 | |||
257 | if(!pos) pos = &appdata->gps; /* use saved position */ | ||
258 | else appdata->gps = *pos; /* save position */ | ||
259 | } | ||
260 | return pos; | ||
261 | } | ||
262 | |||
263 | void distance_str(char *str, int len, float dist, gboolean imperial) { | ||
264 | harbaum | 34 | if(isnan(dist)) |
265 | snprintf(str, len, "---"); | ||
266 | else if(imperial) { | ||
267 | harbaum | 1 | /* 1 mil = 1760 yd = 5280 ft ... */ |
268 | if(dist<0.018) snprintf(str, len, "%.1f ft", dist*5280.0); | ||
269 | else if(dist<0.055) snprintf(str, len, "%.1f yd", dist*1760.0); | ||
270 | else if(dist<0.55) snprintf(str, len, "%.0f yd", dist*1760.0); | ||
271 | else if(dist<10.0) snprintf(str, len, "%.2f mi", dist); | ||
272 | else if(dist<100.0) snprintf(str, len, "%.1f mi", dist); | ||
273 | else snprintf(str, len, "%.0f mi", dist); | ||
274 | } else { | ||
275 | if(dist<0.01) snprintf(str, len, "%.2f m", dist*1000.0); | ||
276 | else if(dist<0.1) snprintf(str, len, "%.1f m", dist*1000.0); | ||
277 | else if(dist<1.0) snprintf(str, len, "%.0f m", dist*1000.0); | ||
278 | else if(dist<100.0) snprintf(str, len, "%.1f km", dist); | ||
279 | else snprintf(str, len, "%.0f km", dist); | ||
280 | } | ||
281 | } | ||
282 | |||
283 | /* return distance in miles or kilometers */ | ||
284 | float distance_parse(char *str, gboolean imperial) { | ||
285 | char unit[4]; | ||
286 | float val = NAN; | ||
287 | |||
288 | if(sscanf(str, "%f %3s", &val, unit) == 2) { | ||
289 | gboolean fimp = FALSE; | ||
290 | |||
291 | if(strcasecmp(unit, "ft") == 0) { fimp = TRUE; val /= 5280.0; } | ||
292 | else if(strcasecmp(unit, "yd") == 0) { fimp = TRUE; val /= 1760.0; } | ||
293 | else if(strcasecmp(unit, "mi") == 0) { fimp = TRUE; } | ||
294 | else if(strcasecmp(unit, "m") == 0) { fimp = FALSE; val /= 1000.0; } | ||
295 | else if(strcasecmp(unit, "km") == 0) { fimp = FALSE; } | ||
296 | else val = NAN; | ||
297 | |||
298 | /* found imperial and metric requested? convert miles into kilometers */ | ||
299 | if(fimp & !imperial) val *= 1.609344; | ||
300 | |||
301 | /* found metric and imperial requested? convert kilometers into miles */ | ||
302 | if(!fimp & imperial) val /= 1.609344; | ||
303 | } | ||
304 | return val; | ||
305 | } | ||
306 | |||
307 | static gboolean mark(GtkWidget *widget, gboolean valid) { | ||
308 | gtk_widget_set_state(widget, valid?GTK_STATE_NORMAL:TAG_STATE); | ||
309 | return valid; | ||
310 | } | ||
311 | |||
312 | static void callback_modified_lat(GtkWidget *widget, gpointer data ) { | ||
313 | float i = pos_parse_lat((char*)gtk_entry_get_text(GTK_ENTRY(widget))); | ||
314 | mark(widget, !isnan(i)); | ||
315 | } | ||
316 | |||
317 | /* a entry that is colored red when being "active" */ | ||
318 | GtkWidget *lat_entry_new(float lat) { | ||
319 | GdkColor color; | ||
320 | harbaum | 190 | |
321 | harbaum | 212 | GtkWidget *widget = entry_new(); |
322 | harbaum | 1 | gdk_color_parse("#ff0000", &color); |
323 | gtk_widget_modify_text(widget, TAG_STATE, &color); | ||
324 | |||
325 | char str[32]; | ||
326 | pos_lat_str(str, sizeof(str), lat); | ||
327 | gtk_entry_set_text(GTK_ENTRY(widget), str); | ||
328 | |||
329 | g_signal_connect(G_OBJECT(widget), "changed", | ||
330 | G_CALLBACK(callback_modified_lat), NULL); | ||
331 | |||
332 | return widget; | ||
333 | } | ||
334 | |||
335 | static void callback_modified_lon(GtkWidget *widget, gpointer data ) { | ||
336 | float i = pos_parse_lon((char*)gtk_entry_get_text(GTK_ENTRY(widget))); | ||
337 | mark(widget, !isnan(i)); | ||
338 | } | ||
339 | |||
340 | /* a entry that is colored red when filled with invalid coordinate */ | ||
341 | GtkWidget *lon_entry_new(float lon) { | ||
342 | GdkColor color; | ||
343 | harbaum | 190 | |
344 | harbaum | 212 | GtkWidget *widget = entry_new(); |
345 | harbaum | 190 | // gtk_entry_set_width_chars(GTK_ENTRY(widget), 14); |
346 | |||
347 | harbaum | 1 | gdk_color_parse("#ff0000", &color); |
348 | gtk_widget_modify_text(widget, TAG_STATE, &color); | ||
349 | |||
350 | char str[32]; | ||
351 | pos_lon_str(str, sizeof(str), lon); | ||
352 | gtk_entry_set_text(GTK_ENTRY(widget), str); | ||
353 | |||
354 | g_signal_connect(G_OBJECT(widget), "changed", | ||
355 | G_CALLBACK(callback_modified_lon), NULL); | ||
356 | |||
357 | return widget; | ||
358 | } | ||
359 | |||
360 | |||
361 | float lat_get(GtkWidget *widget) { | ||
362 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); | ||
363 | return pos_parse_lat(p); | ||
364 | } | ||
365 | |||
366 | float lon_get(GtkWidget *widget) { | ||
367 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); | ||
368 | return pos_parse_lon(p); | ||
369 | } | ||
370 | |||
371 | static void callback_modified_dist(GtkWidget *widget, gpointer data ) { | ||
372 | /* don't care for metric/imperial since we only want to know if this */ | ||
373 | /* is parseable at all */ | ||
374 | float i = distance_parse((char*)gtk_entry_get_text(GTK_ENTRY(widget)), FALSE); | ||
375 | mark(widget, !isnan(i)); | ||
376 | } | ||
377 | |||
378 | /* a entry that is colored red when filled with invalid distance */ | ||
379 | GtkWidget *dist_entry_new(float dist, gboolean mil) { | ||
380 | GdkColor color; | ||
381 | harbaum | 212 | GtkWidget *widget = entry_new(); |
382 | harbaum | 1 | gdk_color_parse("#ff0000", &color); |
383 | gtk_widget_modify_text(widget, TAG_STATE, &color); | ||
384 | |||
385 | char str[32]; | ||
386 | distance_str(str, sizeof(str), dist, mil); | ||
387 | gtk_entry_set_text(GTK_ENTRY(widget), str); | ||
388 | |||
389 | g_signal_connect(G_OBJECT(widget), "changed", | ||
390 | G_CALLBACK(callback_modified_dist), NULL); | ||
391 | |||
392 | return widget; | ||
393 | } | ||
394 | |||
395 | float dist_get(GtkWidget *widget, gboolean mil) { | ||
396 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); | ||
397 | return distance_parse(p, mil); | ||
398 | } | ||
399 | |||
400 | #ifndef USE_MAEMO | ||
401 | #ifdef ENABLE_BROWSER_INTERFACE | ||
402 | #include <libgnome/gnome-url.h> | ||
403 | |||
404 | int browser_url(appdata_t *appdata, char *url) { | ||
405 | /* taken from gnome-open, part of libgnome */ | ||
406 | GError *err = NULL; | ||
407 | gnome_url_show(url, &err); | ||
408 | return 0; | ||
409 | } | ||
410 | #endif | ||
411 | #endif | ||
412 | harbaum | 77 | |
413 | /* recursively remove an entire file system */ | ||
414 | void rmdir_recursive(char *path) { | ||
415 | GDir *dir = g_dir_open(path, 0, NULL); | ||
416 | if(dir) { | ||
417 | const char *name = g_dir_read_name(dir); | ||
418 | while(name) { | ||
419 | char *fullname = g_strdup_printf("%s/%s", path, name); | ||
420 | // printf("deleting %s\n", fullname); | ||
421 | |||
422 | if(g_file_test(fullname, G_FILE_TEST_IS_DIR)) | ||
423 | rmdir_recursive(fullname); | ||
424 | else if(g_file_test(fullname, G_FILE_TEST_IS_REGULAR)) | ||
425 | g_remove(fullname); | ||
426 | |||
427 | g_free(fullname); | ||
428 | name = g_dir_read_name(dir); | ||
429 | } | ||
430 | |||
431 | g_dir_close(dir); | ||
432 | } | ||
433 | g_rmdir(path); | ||
434 | } | ||
435 | |||
436 | harbaum | 137 | #ifdef ENABLE_BROWSER_INTERFACE |
437 | static void on_link_clicked(GtkButton *button, gpointer data) { | ||
438 | appdata_t *appdata = (appdata_t*)data; | ||
439 | char *url = g_object_get_data(G_OBJECT(button), "url"); | ||
440 | if(url) browser_url(appdata, url); | ||
441 | } | ||
442 | #endif | ||
443 | |||
444 | /* a button containing a weblink */ | ||
445 | GtkWidget *link_button_attrib(appdata_t *appdata, char *str, char *url, | ||
446 | int size, int strikethrough) { | ||
447 | |||
448 | #ifdef ENABLE_BROWSER_INTERFACE | ||
449 | if(url) { | ||
450 | GtkWidget *button = gtk_button_attrib(str, size, strikethrough); | ||
451 | g_object_set_data(G_OBJECT(button), "url", url); | ||
452 | gtk_signal_connect(GTK_OBJECT(button), "clicked", | ||
453 | (GtkSignalFunc)on_link_clicked, appdata); | ||
454 | |||
455 | return button; | ||
456 | } | ||
457 | #endif | ||
458 | return gtk_label_attrib(str, size, strikethrough); | ||
459 | } | ||
460 | |||
461 | #ifdef ENABLE_BROWSER_INTERFACE | ||
462 | static void on_link_id_clicked(GtkButton *button, gpointer data) { | ||
463 | appdata_t *appdata = (appdata_t*)data; | ||
464 | |||
465 | unsigned int id = (unsigned int)g_object_get_data(G_OBJECT(button), "id"); | ||
466 | char *type = g_object_get_data(G_OBJECT(button), "type"); | ||
467 | |||
468 | char *url = g_strdup_printf("http://www.geocaching.com/%s?id=%u", | ||
469 | type, id); | ||
470 | |||
471 | if(url) { | ||
472 | browser_url(appdata, url); | ||
473 | g_free(url); | ||
474 | } | ||
475 | } | ||
476 | #endif | ||
477 | |||
478 | GtkWidget *link_button_by_id(appdata_t *appdata, char *str, | ||
479 | const char *type, int id) { | ||
480 | |||
481 | #ifdef ENABLE_BROWSER_INTERFACE | ||
482 | if(id) { | ||
483 | GtkWidget *ref = gtk_button_new_with_label(str); | ||
484 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) | ||
485 | // hildon_gtk_widget_set_theme_size(ref, | ||
486 | // (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); | ||
487 | #endif | ||
488 | g_object_set_data(G_OBJECT(ref), "id", (gpointer)id); | ||
489 | g_object_set_data(G_OBJECT(ref), "type", (gpointer)type); | ||
490 | gtk_signal_connect(GTK_OBJECT(ref), "clicked", | ||
491 | GTK_SIGNAL_FUNC(on_link_id_clicked), appdata); | ||
492 | |||
493 | return ref; | ||
494 | } | ||
495 | #endif | ||
496 | return gtk_label_new(str); | ||
497 | } | ||
498 | |||
499 | harbaum | 138 | |
500 | GtkWidget *link_icon_button_by_id(appdata_t *appdata, GtkWidget *icon, | ||
501 | const char *type, int id) { | ||
502 | |||
503 | #ifdef ENABLE_BROWSER_INTERFACE | ||
504 | if(id) { | ||
505 | GtkWidget *ref = gtk_button_new(); | ||
506 | gtk_button_set_image(GTK_BUTTON(ref), icon); | ||
507 | |||
508 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) | ||
509 | // hildon_gtk_widget_set_theme_size(ref, | ||
510 | // (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); | ||
511 | #endif | ||
512 | g_object_set_data(G_OBJECT(ref), "id", (gpointer)id); | ||
513 | g_object_set_data(G_OBJECT(ref), "type", (gpointer)type); | ||
514 | gtk_signal_connect(GTK_OBJECT(ref), "clicked", | ||
515 | GTK_SIGNAL_FUNC(on_link_id_clicked), appdata); | ||
516 | |||
517 | return ref; | ||
518 | } | ||
519 | #endif | ||
520 | return icon; | ||
521 | } | ||
522 | |||
523 | harbaum | 165 | /* left aligned, word wrapped multiline widget */ |
524 | GtkWidget *simple_text_widget(char *text) { | ||
525 | GtkWidget *label = gtk_label_new(text); | ||
526 | |||
527 | gtk_label_set_line_wrap(GTK_LABEL(label), TRUE); | ||
528 | gtk_label_set_line_wrap_mode(GTK_LABEL(label), PANGO_WRAP_WORD); | ||
529 | gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5); | ||
530 | |||
531 | return label; | ||
532 | } | ||
533 | harbaum | 198 | |
534 | |||
535 | /* a label that is left aligned */ | ||
536 | GtkWidget *left_label_new(char *str) { | ||
537 | GtkWidget *widget = gtk_label_new(str); | ||
538 | gtk_misc_set_alignment(GTK_MISC(widget), 0.0f, 0.5f); | ||
539 | return widget; | ||
540 | } | ||
541 | harbaum | 212 | |
542 | harbaum | 217 | static void pos_set(GtkWidget *item, float lat, float lon) { |
543 | harbaum | 212 | char str[32]; |
544 | |||
545 | pos_lat_str(str, sizeof(str)-1, lat); | ||
546 | GtkWidget *lat_entry = g_object_get_data(G_OBJECT(item), "lat_entry"); | ||
547 | gtk_entry_set_text(GTK_ENTRY(lat_entry), str); | ||
548 | |||
549 | pos_lon_str(str, sizeof(str)-1, lon); | ||
550 | GtkWidget *lon_entry = g_object_get_data(G_OBJECT(item), "lon_entry"); | ||
551 | gtk_entry_set_text(GTK_ENTRY(lon_entry), str); | ||
552 | } | ||
553 | |||
554 | harbaum | 217 | static void cb_gps(GtkWidget *item, gpointer data) { |
555 | harbaum | 212 | appdata_t *appdata = (appdata_t*)data; |
556 | harbaum | 218 | gint id = (gint)g_object_get_data(G_OBJECT(item), "id"); |
557 | pos_t *pos = NULL; | ||
558 | harbaum | 212 | |
559 | harbaum | 218 | if(!id) |
560 | pos = gps_get_pos(appdata); | ||
561 | else if(id == 1) | ||
562 | pos = &appdata->home; | ||
563 | else { | ||
564 | location_t *location = appdata->location; | ||
565 | while(location && id > 2) { | ||
566 | location = location->next; | ||
567 | id--; | ||
568 | } | ||
569 | |||
570 | if(id == 2) | ||
571 | pos = &location->pos; | ||
572 | } | ||
573 | |||
574 | if(!pos) pos_set(item, NAN, NAN); | ||
575 | else pos_set(item, pos->lat, pos->lon); | ||
576 | harbaum | 212 | } |
577 | |||
578 | harbaum | 217 | static void cb_geomath(GtkWidget *item, gpointer data) { |
579 | harbaum | 212 | appdata_t *appdata = (appdata_t*)data; |
580 | |||
581 | pos_set(item, appdata->geomath.lat, appdata->geomath.lon); | ||
582 | } | ||
583 | |||
584 | #ifdef ENABLE_OSM_GPS_MAP | ||
585 | harbaum | 217 | static void cb_map(GtkWidget *item, gpointer data) { |
586 | harbaum | 212 | appdata_t *appdata = (appdata_t*)data; |
587 | |||
588 | pos_set(item, appdata->map.pos.lat, appdata->map.pos.lon); | ||
589 | } | ||
590 | #endif | ||
591 | |||
592 | harbaum | 217 | static void cb_cache(GtkWidget *item, gpointer data) { |
593 | harbaum | 212 | appdata_t *appdata = (appdata_t*)data; |
594 | harbaum | 217 | |
595 | harbaum | 212 | cache_t *cache = appdata->cur_cache; |
596 | g_assert(cache); | ||
597 | |||
598 | harbaum | 217 | gint id = (gint)g_object_get_data(G_OBJECT(item), "id"); |
599 | |||
600 | if(!id) | ||
601 | harbaum | 212 | pos_set(item, cache->pos.lat, cache->pos.lon); |
602 | else { | ||
603 | wpt_t *wpt = cache->wpt; | ||
604 | harbaum | 217 | while(wpt && id > 1) { |
605 | harbaum | 212 | wpt = wpt->next; |
606 | harbaum | 217 | id--; |
607 | harbaum | 212 | } |
608 | harbaum | 217 | |
609 | if(id == 1) | ||
610 | pos_set(item, wpt->pos.lat, wpt->pos.lon); | ||
611 | harbaum | 212 | } |
612 | } | ||
613 | |||
614 | harbaum | 217 | #ifndef PICKER_DIALOG |
615 | harbaum | 212 | static GtkWidget *menu_add(GtkWidget *menu, appdata_t *appdata, |
616 | GtkWidget *icon, char *menu_str, | ||
617 | harbaum | 217 | void(*func)(GtkWidget*, gpointer), gint id, |
618 | harbaum | 212 | GtkWidget *lon_entry, GtkWidget *lat_entry) { |
619 | |||
620 | GtkWidget *item = gtk_image_menu_item_new_with_label(menu_str); | ||
621 | |||
622 | if(icon) | ||
623 | gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(item), icon); | ||
624 | |||
625 | g_object_set_data(G_OBJECT(item), "lat_entry", (gpointer)lat_entry); | ||
626 | g_object_set_data(G_OBJECT(item), "lon_entry", (gpointer)lon_entry); | ||
627 | harbaum | 217 | g_object_set_data(G_OBJECT(item), "id", (gpointer)id); |
628 | harbaum | 212 | |
629 | if(func) | ||
630 | gtk_signal_connect(GTK_OBJECT(item), "activate", | ||
631 | (GtkSignalFunc)func, appdata); | ||
632 | |||
633 | gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); | ||
634 | |||
635 | return item; | ||
636 | } | ||
637 | |||
638 | static GtkWidget *popup_menu_create(appdata_t *appdata, | ||
639 | GtkWidget *lat_entry, GtkWidget *lon_entry) { | ||
640 | GtkWidget *menu = gtk_menu_new(); | ||
641 | |||
642 | harbaum | 214 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 18), |
643 | harbaum | 218 | _("GPS position"), cb_gps, 0, lon_entry, lat_entry); |
644 | |||
645 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 21), | ||
646 | _("Home"), cb_gps, 1, lon_entry, lat_entry); | ||
647 | |||
648 | location_t *location = appdata->location; | ||
649 | gint id = 2; | ||
650 | while(location) { | ||
651 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 21), | ||
652 | location->name, cb_gps, id++, lon_entry, lat_entry); | ||
653 | |||
654 | location = location->next; | ||
655 | } | ||
656 | |||
657 | harbaum | 215 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 19), |
658 | harbaum | 217 | _("Geomath projection"), cb_geomath, 0, lon_entry, lat_entry); |
659 | harbaum | 212 | #ifdef ENABLE_OSM_GPS_MAP |
660 | harbaum | 215 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 20), |
661 | harbaum | 217 | _("Map position"), cb_map, 0, lon_entry, lat_entry); |
662 | harbaum | 212 | #endif |
663 | harbaum | 214 | |
664 | harbaum | 212 | if(appdata->cur_cache) { |
665 | cache_t *cache = appdata->cur_cache; | ||
666 | |||
667 | harbaum | 217 | char *name = cache->name; |
668 | if(!name) name = cache->id; | ||
669 | |||
670 | harbaum | 212 | if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon)) { |
671 | harbaum | 214 | menu_add(menu, appdata, icon_get_widget(ICON_POS, cache->type + 6), |
672 | harbaum | 217 | name, cb_cache, 0, lon_entry, lat_entry); |
673 | harbaum | 212 | } |
674 | |||
675 | wpt_t *wpt = cache->wpt; | ||
676 | harbaum | 217 | gint id = 1; |
677 | harbaum | 212 | while(wpt) { |
678 | GtkWidget *icon = NULL; | ||
679 | if(wpt->sym != WPT_SYM_UNKNOWN) | ||
680 | harbaum | 213 | icon = icon_get_widget(ICON_POS, wpt->sym); |
681 | harbaum | 212 | |
682 | harbaum | 217 | char *name = wpt->desc; |
683 | if(!name) name = wpt->cmt; | ||
684 | if(!name) name = wpt->id; | ||
685 | |||
686 | menu_add(menu, appdata, icon, name, cb_cache, id++, | ||
687 | harbaum | 212 | lon_entry, lat_entry); |
688 | |||
689 | wpt = wpt->next; | ||
690 | } | ||
691 | } | ||
692 | |||
693 | gtk_widget_show_all(menu); | ||
694 | |||
695 | return menu; | ||
696 | } | ||
697 | |||
698 | static gint on_popup_button_press(GtkWidget *button, GdkEventButton *event, | ||
699 | gpointer data) { | ||
700 | |||
701 | if(event->type == GDK_BUTTON_PRESS) { | ||
702 | GtkWidget *menu = g_object_get_data(G_OBJECT(button), "menu"); | ||
703 | |||
704 | /* draw a popup menu */ | ||
705 | gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, | ||
706 | event->button, event->time); | ||
707 | return TRUE; | ||
708 | } | ||
709 | return FALSE; | ||
710 | } | ||
711 | |||
712 | static void on_popup_destroy(GtkWidget *widget, gpointer user_data ) { | ||
713 | GtkWidget *menu = g_object_get_data(G_OBJECT(widget), "menu"); | ||
714 | gtk_widget_destroy(menu); | ||
715 | } | ||
716 | #endif | ||
717 | |||
718 | harbaum | 217 | #ifdef PICKER_DIALOG |
719 | harbaum | 212 | |
720 | harbaum | 217 | enum { |
721 | PICKER_COL_ICON = 0, | ||
722 | PICKER_COL_NAME, | ||
723 | PICKER_COL_ID, | ||
724 | PICKER_COL_CB, | ||
725 | PICKER_NUM_COLS | ||
726 | }; | ||
727 | harbaum | 212 | |
728 | harbaum | 217 | static void picker_add(GtkListStore *store, appdata_t *appdata, |
729 | GdkPixbuf *icon, char *menu_str, | ||
730 | void(*func)(GtkWidget*, gpointer), gint id) { | ||
731 | GtkTreeIter iter; | ||
732 | harbaum | 212 | |
733 | harbaum | 217 | /* Append a row and fill in some data */ |
734 | gtk_list_store_append (store, &iter); | ||
735 | harbaum | 212 | |
736 | harbaum | 217 | gtk_list_store_set(store, &iter, |
737 | PICKER_COL_ICON, icon, | ||
738 | PICKER_COL_NAME, menu_str, | ||
739 | PICKER_COL_ID, id, | ||
740 | PICKER_COL_CB, func, | ||
741 | -1); | ||
742 | harbaum | 212 | } |
743 | harbaum | 214 | |
744 | harbaum | 217 | static void on_picker_activated(GtkTreeView *treeview, |
745 | GtkTreePath *path, | ||
746 | GtkTreeViewColumn *col, | ||
747 | gpointer userdata) { | ||
748 | GtkTreeIter iter; | ||
749 | GtkTreeModel *model = gtk_tree_view_get_model(treeview); | ||
750 | harbaum | 214 | |
751 | harbaum | 217 | if(gtk_tree_model_get_iter(model, &iter, path)) { |
752 | gint id; | ||
753 | void(*func)(GtkWidget*, gpointer); | ||
754 | gtk_tree_model_get(model, &iter, | ||
755 | PICKER_COL_ID, &id, | ||
756 | PICKER_COL_CB, &func, | ||
757 | -1); | ||
758 | |||
759 | /* set id on widget as callbacks expect it this way */ | ||
760 | g_object_set_data(G_OBJECT(treeview), "id", (gpointer)id); | ||
761 | func(GTK_WIDGET(treeview), userdata); | ||
762 | harbaum | 218 | |
763 | /* xyz */ | ||
764 | gtk_dialog_response(GTK_DIALOG(gtk_widget_get_toplevel( | ||
765 | GTK_WIDGET(treeview))), GTK_RESPONSE_ACCEPT); | ||
766 | |||
767 | harbaum | 217 | } |
768 | harbaum | 214 | } |
769 | harbaum | 216 | |
770 | harbaum | 217 | static GtkWidget *picker_create(appdata_t *appdata, |
771 | GtkWidget *lat_entry, GtkWidget *lon_entry) { | ||
772 | GtkCellRenderer *renderer; | ||
773 | GtkListStore *store; | ||
774 | |||
775 | GtkWidget *view = gtk_tree_view_new(); | ||
776 | harbaum | 216 | |
777 | harbaum | 217 | g_object_set_data(G_OBJECT(view), "lat_entry", (gpointer)lat_entry); |
778 | g_object_set_data(G_OBJECT(view), "lon_entry", (gpointer)lon_entry); | ||
779 | harbaum | 216 | |
780 | harbaum | 217 | /* --- "Icon" column --- */ |
781 | renderer = gtk_cell_renderer_pixbuf_new(); | ||
782 | gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view), | ||
783 | -1, "Icon", renderer, "pixbuf", PICKER_COL_ICON, NULL); | ||
784 | harbaum | 216 | |
785 | harbaum | 217 | /* --- "Name" column --- */ |
786 | renderer = gtk_cell_renderer_text_new(); | ||
787 | g_object_set(renderer, "ellipsize", PANGO_ELLIPSIZE_END, NULL ); | ||
788 | GtkTreeViewColumn *column = gtk_tree_view_column_new_with_attributes( | ||
789 | "Name", renderer, "text", PICKER_COL_NAME, NULL); | ||
790 | gtk_tree_view_column_set_expand(column, TRUE); | ||
791 | gtk_tree_view_insert_column(GTK_TREE_VIEW(view), column, -1); | ||
792 | harbaum | 216 | |
793 | harbaum | 217 | store = gtk_list_store_new(PICKER_NUM_COLS, |
794 | GDK_TYPE_PIXBUF, | ||
795 | G_TYPE_STRING, | ||
796 | G_TYPE_INT, | ||
797 | G_TYPE_POINTER); | ||
798 | harbaum | 216 | |
799 | harbaum | 217 | picker_add(store, appdata, icon_get(ICON_POS, 18), |
800 | harbaum | 218 | _("GPS position"), cb_gps, 0); |
801 | |||
802 | picker_add(store, appdata, icon_get(ICON_POS, 21), | ||
803 | _("Home"), cb_gps, 1); | ||
804 | |||
805 | location_t *location = appdata->location; | ||
806 | gint id = 2; | ||
807 | while(location) { | ||
808 | picker_add(store, appdata, icon_get(ICON_POS, 21), | ||
809 | location->name, cb_gps, id++); | ||
810 | |||
811 | location = location->next; | ||
812 | } | ||
813 | |||
814 | harbaum | 217 | picker_add(store, appdata, icon_get(ICON_POS, 19), |
815 | _("Geomath projection"), cb_geomath, 0); | ||
816 | #ifdef ENABLE_OSM_GPS_MAP | ||
817 | picker_add(store, appdata, icon_get(ICON_POS, 20), | ||
818 | _("Map position"), cb_map, 0); | ||
819 | #endif | ||
820 | harbaum | 216 | |
821 | harbaum | 217 | if(appdata->cur_cache) { |
822 | cache_t *cache = appdata->cur_cache; | ||
823 | harbaum | 216 | |
824 | harbaum | 217 | char *name = cache->name; |
825 | if(!name) name = cache->id; | ||
826 | harbaum | 216 | |
827 | harbaum | 217 | if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon)) { |
828 | picker_add(store, appdata, icon_get(ICON_POS, cache->type + 6), | ||
829 | name, cb_cache, 0); | ||
830 | } | ||
831 | harbaum | 216 | |
832 | harbaum | 217 | wpt_t *wpt = cache->wpt; |
833 | gint id = 1; | ||
834 | while(wpt) { | ||
835 | GdkPixbuf *icon = NULL; | ||
836 | if(wpt->sym != WPT_SYM_UNKNOWN) | ||
837 | icon = icon_get(ICON_POS, wpt->sym); | ||
838 | harbaum | 216 | |
839 | harbaum | 217 | char *name = wpt->desc; |
840 | if(!name) name = wpt->cmt; | ||
841 | if(!name) name = wpt->id; | ||
842 | harbaum | 216 | |
843 | harbaum | 217 | picker_add(store, appdata, icon, name, cb_cache, id++); |
844 | wpt = wpt->next; | ||
845 | } | ||
846 | } | ||
847 | harbaum | 216 | |
848 | |||
849 | harbaum | 217 | gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store)); |
850 | g_object_unref(store); | ||
851 | |||
852 | /* make list react on clicks */ | ||
853 | g_signal_connect(view, "row-activated", | ||
854 | (GCallback)on_picker_activated, appdata); | ||
855 | |||
856 | #if 0 | ||
857 | g_signal_connect(view, "destroy", | ||
858 | (GCallback)cachelist_destroy, ce); | ||
859 | #endif | ||
860 | |||
861 | /* put this inside a scrolled view */ | ||
862 | #ifndef USE_PANNABLE_AREA | ||
863 | GtkWidget *scrolled_window = gtk_scrolled_window_new (NULL, NULL); | ||
864 | gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), | ||
865 | GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); | ||
866 | gtk_container_add(GTK_CONTAINER(scrolled_window), view); | ||
867 | return scrolled_window; | ||
868 | #else | ||
869 | GtkWidget *pannable_area = hildon_pannable_area_new(); | ||
870 | gtk_container_add(GTK_CONTAINER(pannable_area), view); | ||
871 | return pannable_area; | ||
872 | #endif | ||
873 | harbaum | 216 | } |
874 | |||
875 | harbaum | 217 | static gint on_picker_button_press(GtkWidget *button, |
876 | GdkEventButton *event, gpointer data) { | ||
877 | appdata_t *appdata = (appdata_t*)data; | ||
878 | harbaum | 216 | |
879 | harbaum | 217 | gpointer lat_entry = g_object_get_data(G_OBJECT(button), "lat_entry"); |
880 | gpointer lon_entry = g_object_get_data(G_OBJECT(button), "lon_entry"); | ||
881 | |||
882 | harbaum | 216 | if(event->type == GDK_BUTTON_PRESS) { |
883 | harbaum | 217 | GtkWidget *dialog = |
884 | gtk_dialog_new_with_buttons(_("Preset coordinates"), | ||
885 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), | ||
886 | GTK_DIALOG_MODAL, | ||
887 | GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, | ||
888 | NULL); | ||
889 | harbaum | 216 | |
890 | harbaum | 217 | gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 200); |
891 | harbaum | 216 | |
892 | harbaum | 217 | gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), |
893 | picker_create(appdata, lat_entry, lon_entry)); | ||
894 | |||
895 | harbaum | 216 | gtk_widget_show_all(dialog); |
896 | gtk_dialog_run(GTK_DIALOG(dialog)); | ||
897 | gtk_widget_destroy(dialog); | ||
898 | |||
899 | return TRUE; | ||
900 | } | ||
901 | return FALSE; | ||
902 | } | ||
903 | harbaum | 217 | #endif |
904 | harbaum | 216 | |
905 | harbaum | 217 | GtkWidget *coo_popup(appdata_t *appdata, |
906 | GtkWidget *lat_entry, GtkWidget *lon_entry) { | ||
907 | harbaum | 216 | |
908 | harbaum | 217 | GtkWidget *button = gtk_button_new(); |
909 | harbaum | 216 | |
910 | gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_POS, 17)); | ||
911 | harbaum | 217 | |
912 | gtk_widget_set_tooltip_text(button, _("Preset coordinates")); | ||
913 | |||
914 | #ifndef PICKER_DIALOG | ||
915 | harbaum | 216 | gtk_signal_connect(GTK_OBJECT(button), "button-press-event", |
916 | harbaum | 217 | (GtkSignalFunc)on_popup_button_press, appdata); |
917 | harbaum | 216 | |
918 | harbaum | 217 | gtk_signal_connect(GTK_OBJECT(button), "destroy", |
919 | (GtkSignalFunc)on_popup_destroy, appdata); | ||
920 | |||
921 | g_object_set_data(G_OBJECT(button), "menu", | ||
922 | popup_menu_create(appdata, lat_entry, lon_entry)); | ||
923 | harbaum | 216 | #else |
924 | harbaum | 217 | #ifdef FREMANTLE |
925 | hildon_gtk_widget_set_theme_size(button, | ||
926 | (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); | ||
927 | harbaum | 216 | #endif |
928 | |||
929 | harbaum | 217 | g_object_set_data(G_OBJECT(button), "lat_entry", (gpointer)lat_entry); |
930 | g_object_set_data(G_OBJECT(button), "lon_entry", (gpointer)lon_entry); | ||
931 | |||
932 | gtk_signal_connect(GTK_OBJECT(button), "button-press-event", | ||
933 | (GtkSignalFunc)on_picker_button_press, appdata); | ||
934 | #endif | ||
935 | |||
936 | harbaum | 216 | return button; |
937 | } | ||
938 | harbaum | 217 | |
939 | GtkWidget *entry_new(void) { | ||
940 | #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5) | ||
941 | return gtk_entry_new(); | ||
942 | #else | ||
943 | return hildon_entry_new(HILDON_SIZE_AUTO); | ||
944 | harbaum | 216 | #endif |
945 | harbaum | 217 | } |
946 | |||
947 | gboolean pos_differ(pos_t *pos1, pos_t *pos2) { | ||
948 | int lat1 = (60000 * pos1->lat)+0.5, lon1 = (60000 * pos1->lon)+0.5; | ||
949 | int lat2 = (60000 * pos2->lat)+0.5, lon2 = (60000 * pos2->lon)+0.5; | ||
950 | |||
951 | return((lat1 != lat2) || (lon1 != lon2)); | ||
952 | } | ||
953 |