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osm-gps-map OSD 90% done
1 | harbaum | 32 | /* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 4 -*- */ |
2 | /* vim:set et sw=4 ts=4 cino=t0,(0: */ | ||
3 | /* | ||
4 | * osm-gps-map.c | ||
5 | * Copyright (C) Marcus Bauer 2008 <marcus.bauer@gmail.com> | ||
6 | * Copyright (C) John Stowers 2009 <john.stowers@gmail.com> | ||
7 | * | ||
8 | * Contributions by | ||
9 | * Everaldo Canuto 2009 <everaldo.canuto@gmail.com> | ||
10 | * | ||
11 | * osm-gps-map.c is free software: you can redistribute it and/or modify it | ||
12 | * under the terms of the GNU General Public License as published by the | ||
13 | * Free Software Foundation, either version 3 of the License, or | ||
14 | * (at your option) any later version. | ||
15 | * | ||
16 | * osm-gps-map.c is distributed in the hope that it will be useful, but | ||
17 | * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | ||
19 | * See the GNU General Public License for more details. | ||
20 | * | ||
21 | * You should have received a copy of the GNU General Public License along | ||
22 | * with this program. If not, see <http://www.gnu.org/licenses/>. | ||
23 | */ | ||
24 | |||
25 | #include "config.h" | ||
26 | |||
27 | #include <fcntl.h> | ||
28 | #include <math.h> | ||
29 | #include <unistd.h> | ||
30 | #include <stdio.h> | ||
31 | #include <stdlib.h> | ||
32 | #include <string.h> | ||
33 | |||
34 | #include <gdk/gdk.h> | ||
35 | #include <glib.h> | ||
36 | harbaum | 55 | #include <glib/gstdio.h> |
37 | harbaum | 32 | #include <glib/gprintf.h> |
38 | #include <libsoup/soup.h> | ||
39 | |||
40 | #include "converter.h" | ||
41 | #include "osm-gps-map-types.h" | ||
42 | #include "osm-gps-map.h" | ||
43 | |||
44 | #ifdef USE_CAIRO | ||
45 | #include <cairo.h> | ||
46 | #endif | ||
47 | |||
48 | #define ENABLE_DEBUG 0 | ||
49 | |||
50 | #define EXTRA_BORDER (TILESIZE / 2) | ||
51 | |||
52 | struct _OsmGpsMapPrivate | ||
53 | { | ||
54 | GHashTable *tile_queue; | ||
55 | GHashTable *missing_tiles; | ||
56 | GHashTable *tile_cache; | ||
57 | |||
58 | int map_zoom; | ||
59 | int max_zoom; | ||
60 | int min_zoom; | ||
61 | gboolean map_auto_center; | ||
62 | gboolean map_auto_download; | ||
63 | int map_x; | ||
64 | int map_y; | ||
65 | |||
66 | /* Latitude and longitude of the center of the map, in radians */ | ||
67 | gfloat center_rlat; | ||
68 | gfloat center_rlon; | ||
69 | |||
70 | guint max_tile_cache_size; | ||
71 | /* Incremented at each redraw */ | ||
72 | guint redraw_cycle; | ||
73 | /* ID of the idle redraw operation */ | ||
74 | guint idle_map_redraw; | ||
75 | |||
76 | //how we download tiles | ||
77 | SoupSession *soup_session; | ||
78 | char *proxy_uri; | ||
79 | |||
80 | //where downloaded tiles are cached | ||
81 | char *cache_dir; | ||
82 | gboolean cache_dir_is_full_path; | ||
83 | |||
84 | //contains flags indicating the various special characters | ||
85 | //the uri string contains, that will be replaced when calculating | ||
86 | //the uri to download. | ||
87 | harbaum | 55 | OsmGpsMapSource_t map_source; |
88 | harbaum | 32 | char *repo_uri; |
89 | harbaum | 55 | char *image_format; |
90 | harbaum | 32 | int uri_format; |
91 | //flag indicating if the map source is located on the google | ||
92 | gboolean the_google; | ||
93 | |||
94 | //gps tracking state | ||
95 | gboolean record_trip_history; | ||
96 | gboolean show_trip_history; | ||
97 | GSList *trip_history; | ||
98 | coord_t *gps; | ||
99 | gboolean gps_valid; | ||
100 | |||
101 | harbaum | 57 | //a balloon with additional info |
102 | harbaum | 58 | struct { |
103 | coord_t *coo; | ||
104 | gboolean valid; | ||
105 | OsmGpsMapRect_t rect; | ||
106 | OsmGpsMapBalloonCallback cb; | ||
107 | gpointer data; | ||
108 | } balloon; | ||
109 | harbaum | 57 | |
110 | harbaum | 61 | #ifdef ENABLE_OSD |
111 | //the osd controls | ||
112 | struct { | ||
113 | GdkPixmap *backup; | ||
114 | gint backup_x, backup_y; | ||
115 | // GdkPixbuf *pixbuf; | ||
116 | } osd; | ||
117 | #endif | ||
118 | |||
119 | harbaum | 32 | //additional images or tracks added to the map |
120 | GSList *tracks; | ||
121 | GSList *images; | ||
122 | |||
123 | //Used for storing the joined tiles | ||
124 | GdkPixmap *pixmap; | ||
125 | GdkGC *gc_map; | ||
126 | |||
127 | //The tile painted when one cannot be found | ||
128 | harbaum | 55 | GdkPixbuf *null_tile; |
129 | harbaum | 32 | |
130 | //For tracking click and drag | ||
131 | int drag_counter; | ||
132 | int drag_mouse_dx; | ||
133 | int drag_mouse_dy; | ||
134 | int drag_start_mouse_x; | ||
135 | int drag_start_mouse_y; | ||
136 | int drag_start_map_x; | ||
137 | int drag_start_map_y; | ||
138 | |||
139 | //for customizing the redering of the gps track | ||
140 | int ui_gps_track_width; | ||
141 | int ui_gps_point_inner_radius; | ||
142 | int ui_gps_point_outer_radius; | ||
143 | |||
144 | guint is_disposed : 1; | ||
145 | guint dragging : 1; | ||
146 | guint center_coord_set : 1; | ||
147 | }; | ||
148 | |||
149 | #define OSM_GPS_MAP_PRIVATE(o) (OSM_GPS_MAP (o)->priv) | ||
150 | |||
151 | typedef struct | ||
152 | { | ||
153 | GdkPixbuf *pixbuf; | ||
154 | /* We keep track of the number of the redraw cycle this tile was last used, | ||
155 | * so that osm_gps_map_purge_cache() can remove the older ones */ | ||
156 | guint redraw_cycle; | ||
157 | } OsmCachedTile; | ||
158 | |||
159 | enum | ||
160 | { | ||
161 | PROP_0, | ||
162 | |||
163 | PROP_AUTO_CENTER, | ||
164 | PROP_RECORD_TRIP_HISTORY, | ||
165 | PROP_SHOW_TRIP_HISTORY, | ||
166 | PROP_AUTO_DOWNLOAD, | ||
167 | PROP_REPO_URI, | ||
168 | PROP_PROXY_URI, | ||
169 | PROP_TILE_CACHE_DIR, | ||
170 | PROP_TILE_CACHE_DIR_IS_FULL_PATH, | ||
171 | PROP_ZOOM, | ||
172 | PROP_MAX_ZOOM, | ||
173 | PROP_MIN_ZOOM, | ||
174 | PROP_LATITUDE, | ||
175 | PROP_LONGITUDE, | ||
176 | PROP_MAP_X, | ||
177 | PROP_MAP_Y, | ||
178 | PROP_TILES_QUEUED, | ||
179 | PROP_GPS_TRACK_WIDTH, | ||
180 | PROP_GPS_POINT_R1, | ||
181 | harbaum | 55 | PROP_GPS_POINT_R2, |
182 | PROP_MAP_SOURCE, | ||
183 | PROP_IMAGE_FORMAT | ||
184 | harbaum | 32 | }; |
185 | |||
186 | G_DEFINE_TYPE (OsmGpsMap, osm_gps_map, GTK_TYPE_DRAWING_AREA); | ||
187 | |||
188 | /* | ||
189 | * Drawing function forward defintions | ||
190 | */ | ||
191 | static gchar *replace_string(const gchar *src, const gchar *from, const gchar *to); | ||
192 | static void inspect_map_uri(OsmGpsMap *map); | ||
193 | static gchar *replace_map_uri(OsmGpsMap *map, const gchar *uri, int zoom, int x, int y); | ||
194 | static void osm_gps_map_print_images (OsmGpsMap *map); | ||
195 | static void osm_gps_map_draw_gps_point (OsmGpsMap *map); | ||
196 | static void osm_gps_map_blit_tile(OsmGpsMap *map, GdkPixbuf *pixbuf, int offset_x, int offset_y); | ||
197 | harbaum | 55 | #ifdef LIBSOUP22 |
198 | static void osm_gps_map_tile_download_complete (SoupMessage *msg, gpointer user_data); | ||
199 | #else | ||
200 | static void osm_gps_map_tile_download_complete (SoupSession *session, SoupMessage *msg, gpointer user_data); | ||
201 | #endif | ||
202 | harbaum | 32 | static void osm_gps_map_download_tile (OsmGpsMap *map, int zoom, int x, int y, gboolean redraw); |
203 | static void osm_gps_map_load_tile (OsmGpsMap *map, int zoom, int x, int y, int offset_x, int offset_y); | ||
204 | static void osm_gps_map_fill_tiles_pixel (OsmGpsMap *map); | ||
205 | static gboolean osm_gps_map_map_redraw (OsmGpsMap *map); | ||
206 | static void osm_gps_map_map_redraw_idle (OsmGpsMap *map); | ||
207 | |||
208 | static void | ||
209 | cached_tile_free (OsmCachedTile *tile) | ||
210 | { | ||
211 | g_object_unref (tile->pixbuf); | ||
212 | g_slice_free (OsmCachedTile, tile); | ||
213 | } | ||
214 | |||
215 | /* | ||
216 | * Description: | ||
217 | * Find and replace text within a string. | ||
218 | * | ||
219 | * Parameters: | ||
220 | * src (in) - pointer to source string | ||
221 | * from (in) - pointer to search text | ||
222 | * to (in) - pointer to replacement text | ||
223 | * | ||
224 | * Returns: | ||
225 | * Returns a pointer to dynamically-allocated memory containing string | ||
226 | * with occurences of the text pointed to by 'from' replaced by with the | ||
227 | * text pointed to by 'to'. | ||
228 | */ | ||
229 | static gchar * | ||
230 | replace_string(const gchar *src, const gchar *from, const gchar *to) | ||
231 | { | ||
232 | size_t size = strlen(src) + 1; | ||
233 | size_t fromlen = strlen(from); | ||
234 | size_t tolen = strlen(to); | ||
235 | |||
236 | /* Allocate the first chunk with enough for the original string. */ | ||
237 | gchar *value = g_malloc(size); | ||
238 | |||
239 | |||
240 | /* We need to return 'value', so let's make a copy to mess around with. */ | ||
241 | gchar *dst = value; | ||
242 | |||
243 | if ( value != NULL ) | ||
244 | { | ||
245 | for ( ;; ) | ||
246 | { | ||
247 | /* Try to find the search text. */ | ||
248 | const gchar *match = g_strstr_len(src, size, from); | ||
249 | if ( match != NULL ) | ||
250 | { | ||
251 | gchar *temp; | ||
252 | /* Find out how many characters to copy up to the 'match'. */ | ||
253 | size_t count = match - src; | ||
254 | |||
255 | |||
256 | /* Calculate the total size the string will be after the | ||
257 | * replacement is performed. */ | ||
258 | size += tolen - fromlen; | ||
259 | |||
260 | temp = g_realloc(value, size); | ||
261 | if ( temp == NULL ) | ||
262 | { | ||
263 | g_free(value); | ||
264 | return NULL; | ||
265 | } | ||
266 | |||
267 | /* we'll want to return 'value' eventually, so let's point it | ||
268 | * to the memory that we are now working with. | ||
269 | * And let's not forget to point to the right location in | ||
270 | * the destination as well. */ | ||
271 | dst = temp + (dst - value); | ||
272 | value = temp; | ||
273 | |||
274 | /* | ||
275 | * Copy from the source to the point where we matched. Then | ||
276 | * move the source pointer ahead by the amount we copied. And | ||
277 | * move the destination pointer ahead by the same amount. | ||
278 | */ | ||
279 | g_memmove(dst, src, count); | ||
280 | src += count; | ||
281 | dst += count; | ||
282 | |||
283 | /* Now copy in the replacement text 'to' at the position of | ||
284 | * the match. Adjust the source pointer by the text we replaced. | ||
285 | * Adjust the destination pointer by the amount of replacement | ||
286 | * text. */ | ||
287 | g_memmove(dst, to, tolen); | ||
288 | src += fromlen; | ||
289 | dst += tolen; | ||
290 | } | ||
291 | else | ||
292 | { | ||
293 | /* | ||
294 | * Copy any remaining part of the string. This includes the null | ||
295 | * termination character. | ||
296 | */ | ||
297 | strcpy(dst, src); | ||
298 | break; | ||
299 | } | ||
300 | } | ||
301 | } | ||
302 | return value; | ||
303 | } | ||
304 | |||
305 | static void | ||
306 | map_convert_coords_to_quadtree_string(OsmGpsMap *map, gint x, gint y, gint zoomlevel, | ||
307 | gchar *buffer, const gchar initial, | ||
308 | const gchar *const quadrant) | ||
309 | { | ||
310 | gchar *ptr = buffer; | ||
311 | gint n; | ||
312 | |||
313 | if (initial) | ||
314 | *ptr++ = initial; | ||
315 | |||
316 | for(n = zoomlevel-1; n >= 0; n--) | ||
317 | { | ||
318 | gint xbit = (x >> n) & 1; | ||
319 | gint ybit = (y >> n) & 1; | ||
320 | *ptr++ = quadrant[xbit + 2 * ybit]; | ||
321 | } | ||
322 | |||
323 | *ptr++ = '\0'; | ||
324 | } | ||
325 | |||
326 | |||
327 | static void | ||
328 | inspect_map_uri(OsmGpsMap *map) | ||
329 | { | ||
330 | OsmGpsMapPrivate *priv = map->priv; | ||
331 | |||
332 | if (g_strrstr(priv->repo_uri, URI_MARKER_X)) | ||
333 | priv->uri_format |= URI_HAS_X; | ||
334 | |||
335 | if (g_strrstr(priv->repo_uri, URI_MARKER_Y)) | ||
336 | priv->uri_format |= URI_HAS_Y; | ||
337 | |||
338 | if (g_strrstr(priv->repo_uri, URI_MARKER_Z)) | ||
339 | priv->uri_format |= URI_HAS_Z; | ||
340 | |||
341 | if (g_strrstr(priv->repo_uri, URI_MARKER_S)) | ||
342 | priv->uri_format |= URI_HAS_S; | ||
343 | |||
344 | if (g_strrstr(priv->repo_uri, URI_MARKER_Q)) | ||
345 | priv->uri_format |= URI_HAS_Q; | ||
346 | |||
347 | if (g_strrstr(priv->repo_uri, URI_MARKER_Q0)) | ||
348 | priv->uri_format |= URI_HAS_Q0; | ||
349 | |||
350 | if (g_strrstr(priv->repo_uri, URI_MARKER_YS)) | ||
351 | priv->uri_format |= URI_HAS_YS; | ||
352 | |||
353 | if (g_strrstr(priv->repo_uri, URI_MARKER_R)) | ||
354 | priv->uri_format |= URI_HAS_R; | ||
355 | |||
356 | if (g_strrstr(priv->repo_uri, "google.com")) | ||
357 | priv->the_google = TRUE; | ||
358 | |||
359 | g_debug("URI Format: 0x%X (google: %X)", priv->uri_format, priv->the_google); | ||
360 | |||
361 | } | ||
362 | |||
363 | static gchar * | ||
364 | replace_map_uri(OsmGpsMap *map, const gchar *uri, int zoom, int x, int y) | ||
365 | { | ||
366 | OsmGpsMapPrivate *priv = map->priv; | ||
367 | char *url; | ||
368 | unsigned int i; | ||
369 | char location[22]; | ||
370 | |||
371 | i = 1; | ||
372 | url = g_strdup(uri); | ||
373 | while (i < URI_FLAG_END) | ||
374 | { | ||
375 | char *s = NULL; | ||
376 | char *old; | ||
377 | |||
378 | old = url; | ||
379 | switch(i & priv->uri_format) | ||
380 | { | ||
381 | case URI_HAS_X: | ||
382 | s = g_strdup_printf("%d", x); | ||
383 | url = replace_string(url, URI_MARKER_X, s); | ||
384 | //g_debug("FOUND " URI_MARKER_X); | ||
385 | break; | ||
386 | case URI_HAS_Y: | ||
387 | s = g_strdup_printf("%d", y); | ||
388 | url = replace_string(url, URI_MARKER_Y, s); | ||
389 | //g_debug("FOUND " URI_MARKER_Y); | ||
390 | break; | ||
391 | case URI_HAS_Z: | ||
392 | s = g_strdup_printf("%d", zoom); | ||
393 | url = replace_string(url, URI_MARKER_Z, s); | ||
394 | //g_debug("FOUND " URI_MARKER_Z); | ||
395 | break; | ||
396 | case URI_HAS_S: | ||
397 | s = g_strdup_printf("%d", priv->max_zoom-zoom); | ||
398 | url = replace_string(url, URI_MARKER_S, s); | ||
399 | //g_debug("FOUND " URI_MARKER_S); | ||
400 | break; | ||
401 | case URI_HAS_Q: | ||
402 | map_convert_coords_to_quadtree_string(map,x,y,zoom,location,'t',"qrts"); | ||
403 | s = g_strdup_printf("%s", location); | ||
404 | url = replace_string(url, URI_MARKER_Q, s); | ||
405 | //g_debug("FOUND " URI_MARKER_Q); | ||
406 | break; | ||
407 | case URI_HAS_Q0: | ||
408 | map_convert_coords_to_quadtree_string(map,x,y,zoom,location,'\0', "0123"); | ||
409 | s = g_strdup_printf("%s", location); | ||
410 | url = replace_string(url, URI_MARKER_Q0, s); | ||
411 | //g_debug("FOUND " URI_MARKER_Q0); | ||
412 | break; | ||
413 | case URI_HAS_YS: | ||
414 | // s = g_strdup_printf("%d", y); | ||
415 | // url = replace_string(url, URI_MARKER_YS, s); | ||
416 | g_warning("FOUND " URI_MARKER_YS " NOT IMPLEMENTED"); | ||
417 | // retval = g_strdup_printf(repo->url, | ||
418 | // tilex, | ||
419 | // (1 << (MAX_ZOOM - zoom)) - tiley - 1, | ||
420 | // zoom - (MAX_ZOOM - 17)); | ||
421 | break; | ||
422 | case URI_HAS_R: | ||
423 | s = g_strdup_printf("%d", g_random_int_range(0,4)); | ||
424 | url = replace_string(url, URI_MARKER_R, s); | ||
425 | //g_debug("FOUND " URI_MARKER_R); | ||
426 | break; | ||
427 | default: | ||
428 | s = NULL; | ||
429 | break; | ||
430 | } | ||
431 | |||
432 | if (s) { | ||
433 | g_free(s); | ||
434 | g_free(old); | ||
435 | } | ||
436 | |||
437 | i = (i << 1); | ||
438 | |||
439 | } | ||
440 | |||
441 | return url; | ||
442 | } | ||
443 | |||
444 | static void | ||
445 | my_log_handler (const gchar * log_domain, GLogLevelFlags log_level, const gchar * message, gpointer user_data) | ||
446 | { | ||
447 | if (!(log_level & G_LOG_LEVEL_DEBUG) || ENABLE_DEBUG) | ||
448 | g_log_default_handler (log_domain, log_level, message, user_data); | ||
449 | } | ||
450 | |||
451 | harbaum | 55 | static float |
452 | osm_gps_map_get_scale_at_point(int zoom, float rlat, float rlon) | ||
453 | { | ||
454 | /* world at zoom 1 == 512 pixels */ | ||
455 | return cos(rlat) * M_PI * OSM_EQ_RADIUS / (1<<(7+zoom)); | ||
456 | } | ||
457 | |||
458 | harbaum | 32 | /* clears the trip list and all resources */ |
459 | static void | ||
460 | osm_gps_map_free_trip (OsmGpsMap *map) | ||
461 | { | ||
462 | OsmGpsMapPrivate *priv = map->priv; | ||
463 | if (priv->trip_history) { | ||
464 | g_slist_foreach(priv->trip_history, (GFunc) g_free, NULL); | ||
465 | g_slist_free(priv->trip_history); | ||
466 | priv->trip_history = NULL; | ||
467 | } | ||
468 | } | ||
469 | |||
470 | /* clears the tracks and all resources */ | ||
471 | static void | ||
472 | osm_gps_map_free_tracks (OsmGpsMap *map) | ||
473 | { | ||
474 | OsmGpsMapPrivate *priv = map->priv; | ||
475 | if (priv->tracks) | ||
476 | { | ||
477 | GSList* tmp = priv->tracks; | ||
478 | while (tmp != NULL) | ||
479 | { | ||
480 | g_slist_foreach(tmp->data, (GFunc) g_free, NULL); | ||
481 | g_slist_free(tmp->data); | ||
482 | tmp = g_slist_next(tmp); | ||
483 | } | ||
484 | g_slist_free(priv->tracks); | ||
485 | priv->tracks = NULL; | ||
486 | } | ||
487 | } | ||
488 | |||
489 | /* free the poi image lists */ | ||
490 | static void | ||
491 | osm_gps_map_free_images (OsmGpsMap *map) | ||
492 | { | ||
493 | OsmGpsMapPrivate *priv = map->priv; | ||
494 | if (priv->images) { | ||
495 | GSList *list; | ||
496 | for(list = priv->images; list != NULL; list = list->next) | ||
497 | { | ||
498 | image_t *im = list->data; | ||
499 | g_object_unref(im->image); | ||
500 | g_free(im); | ||
501 | } | ||
502 | g_slist_free(priv->images); | ||
503 | priv->images = NULL; | ||
504 | } | ||
505 | } | ||
506 | |||
507 | static void | ||
508 | osm_gps_map_print_images (OsmGpsMap *map) | ||
509 | { | ||
510 | GSList *list; | ||
511 | int x,y,pixel_x,pixel_y; | ||
512 | int min_x = 0,min_y = 0,max_x = 0,max_y = 0; | ||
513 | int map_x0, map_y0; | ||
514 | OsmGpsMapPrivate *priv = map->priv; | ||
515 | |||
516 | map_x0 = priv->map_x - EXTRA_BORDER; | ||
517 | map_y0 = priv->map_y - EXTRA_BORDER; | ||
518 | for(list = priv->images; list != NULL; list = list->next) | ||
519 | { | ||
520 | image_t *im = list->data; | ||
521 | |||
522 | // pixel_x,y, offsets | ||
523 | pixel_x = lon2pixel(priv->map_zoom, im->pt.rlon); | ||
524 | pixel_y = lat2pixel(priv->map_zoom, im->pt.rlat); | ||
525 | |||
526 | g_debug("Image %dx%d @: %f,%f (%d,%d)", | ||
527 | im->w, im->h, | ||
528 | im->pt.rlat, im->pt.rlon, | ||
529 | pixel_x, pixel_y); | ||
530 | |||
531 | x = pixel_x - map_x0; | ||
532 | y = pixel_y - map_y0; | ||
533 | |||
534 | gdk_draw_pixbuf ( | ||
535 | priv->pixmap, | ||
536 | priv->gc_map, | ||
537 | im->image, | ||
538 | 0,0, | ||
539 | x-(im->w/2),y-(im->h/2), | ||
540 | im->w,im->h, | ||
541 | GDK_RGB_DITHER_NONE, 0, 0); | ||
542 | |||
543 | max_x = MAX(x+im->w,max_x); | ||
544 | min_x = MIN(x-im->w,min_x); | ||
545 | max_y = MAX(y+im->h,max_y); | ||
546 | min_y = MIN(y-im->h,min_y); | ||
547 | } | ||
548 | |||
549 | gtk_widget_queue_draw_area ( | ||
550 | GTK_WIDGET(map), | ||
551 | min_x + EXTRA_BORDER, min_y + EXTRA_BORDER, | ||
552 | max_x + EXTRA_BORDER, max_y + EXTRA_BORDER); | ||
553 | |||
554 | } | ||
555 | |||
556 | static void | ||
557 | osm_gps_map_draw_gps_point (OsmGpsMap *map) | ||
558 | { | ||
559 | OsmGpsMapPrivate *priv = map->priv; | ||
560 | |||
561 | //incase we get called before we have got a gps point | ||
562 | if (priv->gps_valid) { | ||
563 | int map_x0, map_y0; | ||
564 | int x, y; | ||
565 | int r = priv->ui_gps_point_inner_radius; | ||
566 | int r2 = priv->ui_gps_point_outer_radius; | ||
567 | harbaum | 55 | // int lw = priv->ui_gps_track_width; |
568 | harbaum | 32 | int mr = MAX(r,r2); |
569 | |||
570 | map_x0 = priv->map_x - EXTRA_BORDER; | ||
571 | map_y0 = priv->map_y - EXTRA_BORDER; | ||
572 | x = lon2pixel(priv->map_zoom, priv->gps->rlon) - map_x0; | ||
573 | y = lat2pixel(priv->map_zoom, priv->gps->rlat) - map_y0; | ||
574 | #ifdef USE_CAIRO | ||
575 | cairo_t *cr; | ||
576 | cairo_pattern_t *pat; | ||
577 | #else | ||
578 | GdkColor color; | ||
579 | GdkGC *marker; | ||
580 | #endif | ||
581 | |||
582 | #ifdef USE_CAIRO | ||
583 | cr = gdk_cairo_create(priv->pixmap); | ||
584 | |||
585 | // draw transparent area | ||
586 | if (r2 > 0) { | ||
587 | cairo_set_line_width (cr, 1.5); | ||
588 | cairo_set_source_rgba (cr, 0.75, 0.75, 0.75, 0.4); | ||
589 | cairo_arc (cr, x, y, r2, 0, 2 * M_PI); | ||
590 | cairo_fill (cr); | ||
591 | // draw transparent area border | ||
592 | cairo_set_source_rgba (cr, 0.55, 0.55, 0.55, 0.4); | ||
593 | cairo_arc (cr, x, y, r2, 0, 2 * M_PI); | ||
594 | cairo_stroke(cr); | ||
595 | } | ||
596 | |||
597 | // draw ball gradient | ||
598 | if (r > 0) { | ||
599 | pat = cairo_pattern_create_radial (x-(r/5), y-(r/5), (r/5), x, y, r); | ||
600 | cairo_pattern_add_color_stop_rgba (pat, 0, 1, 1, 1, 1.0); | ||
601 | cairo_pattern_add_color_stop_rgba (pat, 1, 0, 0, 1, 1.0); | ||
602 | cairo_set_source (cr, pat); | ||
603 | cairo_arc (cr, x, y, r, 0, 2 * M_PI); | ||
604 | cairo_fill (cr); | ||
605 | cairo_pattern_destroy (pat); | ||
606 | // draw ball border | ||
607 | cairo_set_line_width (cr, 1.0); | ||
608 | cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 1.0); | ||
609 | cairo_arc (cr, x, y, r, 0, 2 * M_PI); | ||
610 | cairo_stroke(cr); | ||
611 | } | ||
612 | |||
613 | cairo_destroy(cr); | ||
614 | gtk_widget_queue_draw_area (GTK_WIDGET(map), | ||
615 | x-mr, | ||
616 | y-mr, | ||
617 | mr*2, | ||
618 | mr*2); | ||
619 | #else | ||
620 | marker = gdk_gc_new(priv->pixmap); | ||
621 | color.red = 5000; | ||
622 | color.green = 5000; | ||
623 | color.blue = 55000; | ||
624 | gdk_gc_set_rgb_fg_color(marker, &color); | ||
625 | gdk_gc_set_line_attributes(marker, lw, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND); | ||
626 | |||
627 | if (r2 > 0) { | ||
628 | gdk_draw_arc (priv->pixmap, | ||
629 | marker, | ||
630 | FALSE, //filled | ||
631 | x-r2, y-r2, // x,y | ||
632 | r2*2,r2*2, // width, height | ||
633 | 0, 360*64); // start-end angle 64th, from 3h, anti clockwise | ||
634 | } | ||
635 | if (r > 0) { | ||
636 | gdk_draw_arc (priv->pixmap, | ||
637 | marker, | ||
638 | TRUE, //filled | ||
639 | x-r, y-r, // x,y | ||
640 | r*2,r*2, // width, height | ||
641 | 0, 360*64); // start-end angle 64th, from 3h, anti clockwise | ||
642 | } | ||
643 | |||
644 | g_object_unref(marker); | ||
645 | gtk_widget_queue_draw_area (GTK_WIDGET(map), | ||
646 | x-(mr+lw), | ||
647 | y-(mr+lw), | ||
648 | (mr*2)+lw+lw, | ||
649 | (mr*2)+lw+lw); | ||
650 | #endif | ||
651 | } | ||
652 | harbaum | 57 | } |
653 | |||
654 | /* most visual effects are hardcoded by now, but may be made */ | ||
655 | /* available via properties later */ | ||
656 | harbaum | 60 | #define BALLOON_AREA_WIDTH 290 |
657 | harbaum | 58 | #define BALLOON_AREA_HEIGHT 75 |
658 | |||
659 | harbaum | 57 | #define BALLOON_CORNER_RADIUS 20 |
660 | harbaum | 58 | #define BALLOON_BORDER (BALLOON_CORNER_RADIUS/4) |
661 | #define BALLOON_WIDTH (BALLOON_AREA_WIDTH + 2 * BALLOON_BORDER) | ||
662 | #define BALLOON_HEIGHT (BALLOON_AREA_HEIGHT + 2 * BALLOON_BORDER) | ||
663 | harbaum | 57 | #define BALLOON_TRANSPARENCY 0.8 |
664 | #define POINTER_HEIGHT 20 | ||
665 | #define POINTER_FOOT_WIDTH 20 | ||
666 | #define POINTER_OFFSET (BALLOON_CORNER_RADIUS*3/4) | ||
667 | #define BALLOON_SHADOW 5 | ||
668 | #define BALLOON_SHADOW_TRANSPARENCY 0.2 | ||
669 | |||
670 | harbaum | 58 | #define CLOSE_BUTTON_RADIUS (BALLOON_CORNER_RADIUS/3) |
671 | |||
672 | |||
673 | harbaum | 57 | /* draw the bubble shape. this is used twice, once for the shape and once */ |
674 | /* for the shadow */ | ||
675 | static void | ||
676 | osm_gps_map_draw_balloon_shape (cairo_t *cr, int x0, int y0, int x1, int y1, | ||
677 | gboolean bottom, int px, int py, int px0, int px1) { | ||
678 | |||
679 | cairo_move_to (cr, x0, y0 + BALLOON_CORNER_RADIUS); | ||
680 | cairo_curve_to (cr, x0 , y0, x0 , y0, x0 + BALLOON_CORNER_RADIUS, y0); | ||
681 | if(!bottom) { | ||
682 | harbaum | 58 | /* insert top pointer */ |
683 | harbaum | 57 | cairo_line_to (cr, px1, y0); |
684 | cairo_line_to (cr, px, py); | ||
685 | cairo_line_to (cr, px0, y0); | ||
686 | } | ||
687 | |||
688 | cairo_line_to (cr, x1 - BALLOON_CORNER_RADIUS, y0); | ||
689 | cairo_curve_to (cr, x1, y0, x1, y0, x1, y0 + BALLOON_CORNER_RADIUS); | ||
690 | cairo_line_to (cr, x1 , y1 - BALLOON_CORNER_RADIUS); | ||
691 | cairo_curve_to (cr, x1, y1, x1, y1, x1 - BALLOON_CORNER_RADIUS, y1); | ||
692 | if(bottom) { | ||
693 | harbaum | 58 | /* insert bottom pointer */ |
694 | harbaum | 57 | cairo_line_to (cr, px0, y1); |
695 | cairo_line_to (cr, px, py); | ||
696 | cairo_line_to (cr, px1, y1); | ||
697 | } | ||
698 | |||
699 | cairo_line_to (cr, x0 + BALLOON_CORNER_RADIUS, y1); | ||
700 | cairo_curve_to (cr, x0, y1, x0, y1, x0, y1 - BALLOON_CORNER_RADIUS); | ||
701 | |||
702 | cairo_close_path (cr); | ||
703 | harbaum | 32 | } |
704 | |||
705 | static void | ||
706 | harbaum | 57 | osm_gps_map_draw_balloon_int (OsmGpsMap *map) |
707 | harbaum | 56 | { |
708 | OsmGpsMapPrivate *priv = map->priv; | ||
709 | |||
710 | harbaum | 58 | if (priv->balloon.valid) { |
711 | harbaum | 57 | |
712 | /* ------- convert given coordinate into screen position --------- */ | ||
713 | harbaum | 58 | int x0 = lon2pixel(priv->map_zoom, priv->balloon.coo->rlon) - |
714 | harbaum | 57 | priv->map_x + EXTRA_BORDER; |
715 | harbaum | 58 | int y0 = lat2pixel(priv->map_zoom, priv->balloon.coo->rlat) - |
716 | harbaum | 57 | priv->map_y + EXTRA_BORDER; |
717 | |||
718 | /* check position of this relative to screen center to determine */ | ||
719 | /* pointer direction ... */ | ||
720 | int pointer_x = x0, pointer_x0, pointer_x1; | ||
721 | int pointer_y = y0; | ||
722 | |||
723 | /* ... and calculate position */ | ||
724 | if((x0 - EXTRA_BORDER) > GTK_WIDGET(map)->allocation.width/2) { | ||
725 | x0 -= BALLOON_WIDTH - POINTER_OFFSET; | ||
726 | pointer_x0 = pointer_x - (BALLOON_CORNER_RADIUS - POINTER_OFFSET); | ||
727 | pointer_x1 = pointer_x0 - POINTER_FOOT_WIDTH; | ||
728 | } else { | ||
729 | x0 -= POINTER_OFFSET; | ||
730 | pointer_x1 = pointer_x + (BALLOON_CORNER_RADIUS - POINTER_OFFSET); | ||
731 | pointer_x0 = pointer_x1 + POINTER_FOOT_WIDTH; | ||
732 | } | ||
733 | |||
734 | gboolean bottom = FALSE; | ||
735 | if((y0 - EXTRA_BORDER) > GTK_WIDGET(map)->allocation.height/2) { | ||
736 | bottom = TRUE; | ||
737 | y0 -= BALLOON_HEIGHT + POINTER_HEIGHT; | ||
738 | } else | ||
739 | y0 += POINTER_HEIGHT; | ||
740 | |||
741 | /* calculate bottom/right of box */ | ||
742 | int x1 = x0 + BALLOON_WIDTH, y1 = y0 + BALLOON_HEIGHT; | ||
743 | |||
744 | harbaum | 58 | /* save balloon screen coordinates for later use */ |
745 | priv->balloon.rect.x = x0 + BALLOON_BORDER; | ||
746 | priv->balloon.rect.y = y0 + BALLOON_BORDER; | ||
747 | priv->balloon.rect.w = x1 - x0 - 2*BALLOON_BORDER; | ||
748 | priv->balloon.rect.h = y1 - y0 - 2*BALLOON_BORDER; | ||
749 | |||
750 | harbaum | 56 | #ifdef USE_CAIRO |
751 | harbaum | 57 | cairo_t *cr = gdk_cairo_create(priv->pixmap); |
752 | harbaum | 56 | |
753 | harbaum | 57 | /* --------- draw shadow --------------- */ |
754 | osm_gps_map_draw_balloon_shape (cr, | ||
755 | x0 + BALLOON_SHADOW, y0 + BALLOON_SHADOW, | ||
756 | x1 + BALLOON_SHADOW, y1 + BALLOON_SHADOW, | ||
757 | bottom, pointer_x, pointer_y, | ||
758 | pointer_x0 + BALLOON_SHADOW, pointer_x1 + BALLOON_SHADOW); | ||
759 | harbaum | 56 | |
760 | harbaum | 57 | cairo_set_source_rgba (cr, 0, 0, 0, BALLOON_SHADOW_TRANSPARENCY); |
761 | cairo_fill_preserve (cr); | ||
762 | cairo_set_source_rgba (cr, 1, 0, 0, 1.0); | ||
763 | cairo_set_line_width (cr, 0); | ||
764 | cairo_stroke (cr); | ||
765 | harbaum | 56 | |
766 | harbaum | 57 | /* --------- draw main shape ----------- */ |
767 | osm_gps_map_draw_balloon_shape (cr, x0, y0, x1, y1, | ||
768 | bottom, pointer_x, pointer_y, pointer_x0, pointer_x1); | ||
769 | |||
770 | cairo_set_source_rgba (cr, 1, 1, 1, BALLOON_TRANSPARENCY); | ||
771 | cairo_fill_preserve (cr); | ||
772 | cairo_set_source_rgba (cr, 0, 0, 0, BALLOON_TRANSPARENCY); | ||
773 | cairo_set_line_width (cr, 1); | ||
774 | cairo_stroke (cr); | ||
775 | harbaum | 56 | |
776 | |||
777 | harbaum | 57 | /* ---------- draw close button --------- */ |
778 | |||
779 | harbaum | 58 | int cx = x1 - BALLOON_BORDER - CLOSE_BUTTON_RADIUS; |
780 | int cy = y0 + BALLOON_BORDER + CLOSE_BUTTON_RADIUS; | ||
781 | int crad = CLOSE_BUTTON_RADIUS; | ||
782 | harbaum | 57 | |
783 | cairo_arc (cr, cx, cy, crad, 0, 2 * M_PI); | ||
784 | cairo_set_source_rgba (cr, 0.8, 0, 0, 1.0); | ||
785 | cairo_fill_preserve (cr); | ||
786 | cairo_set_source_rgba (cr, 0.3, 0, 0, 1.0); | ||
787 | harbaum | 58 | cairo_set_line_width (cr, 2); |
788 | harbaum | 57 | cairo_stroke(cr); |
789 | |||
790 | cairo_set_source_rgba (cr, 1, 1, 1, 1.0); | ||
791 | cairo_set_line_width (cr, 3); | ||
792 | cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); | ||
793 | harbaum | 58 | cairo_move_to (cr, cx - crad/2, cy - crad/2); |
794 | cairo_line_to (cr, cx + crad/2, cy + crad/2); | ||
795 | harbaum | 57 | cairo_stroke (cr); |
796 | harbaum | 58 | cairo_move_to (cr, cx + crad/2, cy - crad/2); |
797 | cairo_line_to (cr, cx - crad/2, cy + crad/2); | ||
798 | harbaum | 57 | cairo_stroke (cr); |
799 | |||
800 | harbaum | 58 | if (priv->balloon.cb) { |
801 | /* clip in case application tries to draw in */ | ||
802 | /* exceed of the balloon */ | ||
803 | cairo_rectangle (cr, priv->balloon.rect.x, priv->balloon.rect.y, | ||
804 | priv->balloon.rect.w, priv->balloon.rect.h); | ||
805 | cairo_clip (cr); | ||
806 | cairo_new_path (cr); /* current path is not | ||
807 | consumed by cairo_clip() */ | ||
808 | |||
809 | priv->balloon.cb(cr, &priv->balloon.rect, priv->balloon.data); | ||
810 | } | ||
811 | harbaum | 57 | |
812 | harbaum | 61 | cairo_destroy(cr); |
813 | |||
814 | harbaum | 57 | gtk_widget_queue_draw_area (GTK_WIDGET(map), |
815 | x0, y0, BALLOON_WIDTH, | ||
816 | BALLOON_HEIGHT + POINTER_HEIGHT); | ||
817 | #else | ||
818 | #warning "Balloon display lacks a non-cairo implementation!" | ||
819 | harbaum | 56 | #endif |
820 | harbaum | 57 | } |
821 | harbaum | 56 | } |
822 | |||
823 | harbaum | 58 | /* the user clicked into the balloons main area. handle this */ |
824 | static void | ||
825 | osm_gps_map_handle_balloon_click(OsmGpsMap *map, gint x, gint y) | ||
826 | { | ||
827 | OsmGpsMapPrivate *priv = map->priv; | ||
828 | |||
829 | if (!priv->balloon.valid) | ||
830 | return; | ||
831 | |||
832 | /* check if the close button was clicked */ | ||
833 | if ((x > priv->balloon.rect.w - 2*CLOSE_BUTTON_RADIUS) && | ||
834 | (x < priv->balloon.rect.w) && | ||
835 | (y > 0) && (y < 2*CLOSE_BUTTON_RADIUS)) { | ||
836 | |||
837 | priv->balloon.valid = FALSE; | ||
838 | osm_gps_map_map_redraw_idle(map); | ||
839 | } | ||
840 | } | ||
841 | |||
842 | /* return true if balloon is being displayed and if */ | ||
843 | /* the given coordinate is within this balloon */ | ||
844 | static gboolean | ||
845 | osm_gps_map_in_balloon(OsmGpsMapPrivate *priv, gint x, gint y) | ||
846 | { | ||
847 | return (priv->balloon.valid && | ||
848 | (x > priv->balloon.rect.x) && | ||
849 | (x < priv->balloon.rect.x + priv->balloon.rect.w) && | ||
850 | (y > priv->balloon.rect.y) && | ||
851 | (y < priv->balloon.rect.y + priv->balloon.rect.h)); | ||
852 | } | ||
853 | |||
854 | harbaum | 56 | static void |
855 | harbaum | 32 | osm_gps_map_blit_tile(OsmGpsMap *map, GdkPixbuf *pixbuf, int offset_x, int offset_y) |
856 | { | ||
857 | OsmGpsMapPrivate *priv = map->priv; | ||
858 | |||
859 | harbaum | 55 | g_debug("Queing redraw @ %d,%d (w:%d h:%d)", offset_x,offset_y, TILESIZE,TILESIZE); |
860 | harbaum | 32 | |
861 | /* draw pixbuf onto pixmap */ | ||
862 | gdk_draw_pixbuf (priv->pixmap, | ||
863 | priv->gc_map, | ||
864 | pixbuf, | ||
865 | 0,0, | ||
866 | offset_x,offset_y, | ||
867 | TILESIZE,TILESIZE, | ||
868 | GDK_RGB_DITHER_NONE, 0, 0); | ||
869 | } | ||
870 | |||
871 | /* libsoup-2.2 and libsoup-2.4 use different ways to store the body data */ | ||
872 | #ifdef LIBSOUP22 | ||
873 | #define soup_message_headers_append(a,b,c) soup_message_add_header(a,b,c) | ||
874 | #define MSG_RESPONSE_BODY(a) ((a)->response.body) | ||
875 | #define MSG_RESPONSE_LEN(a) ((a)->response.length) | ||
876 | #define MSG_RESPONSE_LEN_FORMAT "%u" | ||
877 | #else | ||
878 | #define MSG_RESPONSE_BODY(a) ((a)->response_body->data) | ||
879 | #define MSG_RESPONSE_LEN(a) ((a)->response_body->length) | ||
880 | #define MSG_RESPONSE_LEN_FORMAT "%lld" | ||
881 | #endif | ||
882 | |||
883 | #ifdef LIBSOUP22 | ||
884 | static void | ||
885 | osm_gps_map_tile_download_complete (SoupMessage *msg, gpointer user_data) | ||
886 | #else | ||
887 | static void | ||
888 | osm_gps_map_tile_download_complete (SoupSession *session, SoupMessage *msg, gpointer user_data) | ||
889 | #endif | ||
890 | { | ||
891 | harbaum | 55 | FILE *file; |
892 | harbaum | 32 | tile_download_t *dl = (tile_download_t *)user_data; |
893 | OsmGpsMap *map = OSM_GPS_MAP(dl->map); | ||
894 | OsmGpsMapPrivate *priv = map->priv; | ||
895 | gboolean file_saved = FALSE; | ||
896 | |||
897 | if (SOUP_STATUS_IS_SUCCESSFUL (msg->status_code)) | ||
898 | { | ||
899 | /* save tile into cachedir if one has been specified */ | ||
900 | if (priv->cache_dir) | ||
901 | { | ||
902 | if (g_mkdir_with_parents(dl->folder,0700) == 0) | ||
903 | { | ||
904 | harbaum | 55 | file = g_fopen(dl->filename, "wb"); |
905 | if (file != NULL) | ||
906 | harbaum | 32 | { |
907 | harbaum | 55 | fwrite (MSG_RESPONSE_BODY(msg), 1, MSG_RESPONSE_LEN(msg), file); |
908 | harbaum | 32 | file_saved = TRUE; |
909 | harbaum | 55 | g_debug("Wrote "MSG_RESPONSE_LEN_FORMAT" bytes to %s", MSG_RESPONSE_LEN(msg), dl->filename); |
910 | fclose (file); | ||
911 | harbaum | 32 | |
912 | } | ||
913 | } | ||
914 | else | ||
915 | { | ||
916 | harbaum | 62 | g_warning("Error creating tile download directory: %s", |
917 | dl->folder); | ||
918 | perror("perror:"); | ||
919 | harbaum | 32 | } |
920 | } | ||
921 | |||
922 | if (dl->redraw) | ||
923 | { | ||
924 | GdkPixbuf *pixbuf = NULL; | ||
925 | |||
926 | harbaum | 55 | /* if the file was actually stored on disk, we can simply */ |
927 | /* load and decode it from that file */ | ||
928 | harbaum | 32 | if (priv->cache_dir) |
929 | { | ||
930 | if (file_saved) | ||
931 | { | ||
932 | pixbuf = gdk_pixbuf_new_from_file (dl->filename, NULL); | ||
933 | } | ||
934 | } | ||
935 | else | ||
936 | { | ||
937 | GdkPixbufLoader *loader; | ||
938 | char *extension = strrchr (dl->filename, '.'); | ||
939 | |||
940 | /* parse file directly from memory */ | ||
941 | if (extension) | ||
942 | { | ||
943 | loader = gdk_pixbuf_loader_new_with_type (extension+1, NULL); | ||
944 | if (!gdk_pixbuf_loader_write (loader, (unsigned char*)MSG_RESPONSE_BODY(msg), MSG_RESPONSE_LEN(msg), NULL)) | ||
945 | { | ||
946 | g_warning("Error: Decoding of image failed"); | ||
947 | } | ||
948 | gdk_pixbuf_loader_close(loader, NULL); | ||
949 | |||
950 | pixbuf = gdk_pixbuf_loader_get_pixbuf(loader); | ||
951 | |||
952 | /* give up loader but keep the pixbuf */ | ||
953 | g_object_ref(pixbuf); | ||
954 | g_object_unref(loader); | ||
955 | } | ||
956 | else | ||
957 | { | ||
958 | g_warning("Error: Unable to determine image file format"); | ||
959 | } | ||
960 | } | ||
961 | harbaum | 55 | |
962 | harbaum | 32 | /* Store the tile into the cache */ |
963 | if (G_LIKELY (pixbuf)) | ||
964 | { | ||
965 | OsmCachedTile *tile = g_slice_new (OsmCachedTile); | ||
966 | tile->pixbuf = pixbuf; | ||
967 | tile->redraw_cycle = priv->redraw_cycle; | ||
968 | /* if the tile is already in the cache (it could be one | ||
969 | * rendered from another zoom level), it will be | ||
970 | * overwritten */ | ||
971 | g_hash_table_insert (priv->tile_cache, dl->filename, tile); | ||
972 | /* NULL-ify dl->filename so that it won't be freed, as | ||
973 | * we are using it as a key in the hash table */ | ||
974 | dl->filename = NULL; | ||
975 | } | ||
976 | osm_gps_map_map_redraw_idle (map); | ||
977 | } | ||
978 | g_hash_table_remove(priv->tile_queue, dl->uri); | ||
979 | |||
980 | g_free(dl->uri); | ||
981 | g_free(dl->folder); | ||
982 | g_free(dl->filename); | ||
983 | g_free(dl); | ||
984 | } | ||
985 | else | ||
986 | { | ||
987 | g_warning("Error downloading tile: %d - %s", msg->status_code, msg->reason_phrase); | ||
988 | if (msg->status_code == SOUP_STATUS_NOT_FOUND) | ||
989 | { | ||
990 | g_hash_table_insert(priv->missing_tiles, dl->uri, NULL); | ||
991 | g_hash_table_remove(priv->tile_queue, dl->uri); | ||
992 | } | ||
993 | else if (msg->status_code == SOUP_STATUS_CANCELLED) | ||
994 | { | ||
995 | ;//application exiting | ||
996 | } | ||
997 | else | ||
998 | { | ||
999 | #ifdef LIBSOUP22 | ||
1000 | soup_session_requeue_message(dl->session, msg); | ||
1001 | #else | ||
1002 | soup_session_requeue_message(session, msg); | ||
1003 | #endif | ||
1004 | return; | ||
1005 | } | ||
1006 | } | ||
1007 | |||
1008 | |||
1009 | } | ||
1010 | |||
1011 | static void | ||
1012 | osm_gps_map_download_tile (OsmGpsMap *map, int zoom, int x, int y, gboolean redraw) | ||
1013 | { | ||
1014 | SoupMessage *msg; | ||
1015 | OsmGpsMapPrivate *priv = map->priv; | ||
1016 | tile_download_t *dl = g_new0(tile_download_t,1); | ||
1017 | |||
1018 | //calculate the uri to download | ||
1019 | dl->uri = replace_map_uri(map, priv->repo_uri, zoom, x, y); | ||
1020 | |||
1021 | #ifdef LIBSOUP22 | ||
1022 | dl->session = priv->soup_session; | ||
1023 | #endif | ||
1024 | |||
1025 | //check the tile has not already been queued for download, | ||
1026 | //or has been attempted, and its missing | ||
1027 | if (g_hash_table_lookup_extended(priv->tile_queue, dl->uri, NULL, NULL) || | ||
1028 | g_hash_table_lookup_extended(priv->missing_tiles, dl->uri, NULL, NULL) ) | ||
1029 | { | ||
1030 | g_debug("Tile already downloading (or missing)"); | ||
1031 | g_free(dl->uri); | ||
1032 | g_free(dl); | ||
1033 | } else { | ||
1034 | harbaum | 55 | dl->folder = g_strdup_printf("%s%c%d%c%d%c", |
1035 | priv->cache_dir, G_DIR_SEPARATOR, | ||
1036 | zoom, G_DIR_SEPARATOR, | ||
1037 | x, G_DIR_SEPARATOR); | ||
1038 | dl->filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", | ||
1039 | priv->cache_dir, G_DIR_SEPARATOR, | ||
1040 | zoom, G_DIR_SEPARATOR, | ||
1041 | x, G_DIR_SEPARATOR, | ||
1042 | y, | ||
1043 | priv->image_format); | ||
1044 | harbaum | 32 | dl->map = map; |
1045 | dl->redraw = redraw; | ||
1046 | |||
1047 | g_debug("Download tile: %d,%d z:%d\n\t%s --> %s", x, y, zoom, dl->uri, dl->filename); | ||
1048 | |||
1049 | msg = soup_message_new (SOUP_METHOD_GET, dl->uri); | ||
1050 | if (msg) { | ||
1051 | if (priv->the_google) { | ||
1052 | //Set maps.google.com as the referrer | ||
1053 | g_debug("Setting Google Referrer"); | ||
1054 | soup_message_headers_append(msg->request_headers, "Referer", "http://maps.google.com/"); | ||
1055 | //For google satelite also set the appropriate cookie value | ||
1056 | if (priv->uri_format & URI_HAS_Q) { | ||
1057 | const char *cookie = g_getenv("GOOGLE_COOKIE"); | ||
1058 | if (cookie) { | ||
1059 | g_debug("Adding Google Cookie"); | ||
1060 | soup_message_headers_append(msg->request_headers, "Cookie", cookie); | ||
1061 | } | ||
1062 | } | ||
1063 | } | ||
1064 | |||
1065 | g_hash_table_insert (priv->tile_queue, dl->uri, msg); | ||
1066 | soup_session_queue_message (priv->soup_session, msg, osm_gps_map_tile_download_complete, dl); | ||
1067 | } else { | ||
1068 | g_warning("Could not create soup message"); | ||
1069 | g_free(dl->uri); | ||
1070 | g_free(dl->folder); | ||
1071 | g_free(dl->filename); | ||
1072 | g_free(dl); | ||
1073 | } | ||
1074 | } | ||
1075 | } | ||
1076 | |||
1077 | static GdkPixbuf * | ||
1078 | osm_gps_map_load_cached_tile (OsmGpsMap *map, int zoom, int x, int y) | ||
1079 | { | ||
1080 | OsmGpsMapPrivate *priv = map->priv; | ||
1081 | gchar *filename; | ||
1082 | harbaum | 55 | GdkPixbuf *pixbuf = NULL; |
1083 | harbaum | 32 | OsmCachedTile *tile; |
1084 | |||
1085 | harbaum | 55 | filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", |
1086 | priv->cache_dir, G_DIR_SEPARATOR, | ||
1087 | zoom, G_DIR_SEPARATOR, | ||
1088 | x, G_DIR_SEPARATOR, | ||
1089 | y, | ||
1090 | priv->image_format); | ||
1091 | harbaum | 32 | |
1092 | tile = g_hash_table_lookup (priv->tile_cache, filename); | ||
1093 | if (tile) | ||
1094 | { | ||
1095 | g_free (filename); | ||
1096 | } | ||
1097 | harbaum | 55 | else |
1098 | harbaum | 32 | { |
1099 | pixbuf = gdk_pixbuf_new_from_file (filename, NULL); | ||
1100 | if (pixbuf) | ||
1101 | { | ||
1102 | tile = g_slice_new (OsmCachedTile); | ||
1103 | tile->pixbuf = pixbuf; | ||
1104 | g_hash_table_insert (priv->tile_cache, filename, tile); | ||
1105 | } | ||
1106 | } | ||
1107 | |||
1108 | /* set/update the redraw_cycle timestamp on the tile */ | ||
1109 | if (tile) | ||
1110 | { | ||
1111 | tile->redraw_cycle = priv->redraw_cycle; | ||
1112 | pixbuf = g_object_ref (tile->pixbuf); | ||
1113 | harbaum | 55 | } |
1114 | harbaum | 32 | |
1115 | return pixbuf; | ||
1116 | } | ||
1117 | |||
1118 | static GdkPixbuf * | ||
1119 | osm_gps_map_find_bigger_tile (OsmGpsMap *map, int zoom, int x, int y, | ||
1120 | int *zoom_found) | ||
1121 | { | ||
1122 | GdkPixbuf *pixbuf; | ||
1123 | int next_zoom, next_x, next_y; | ||
1124 | |||
1125 | if (zoom == 0) return NULL; | ||
1126 | next_zoom = zoom - 1; | ||
1127 | next_x = x / 2; | ||
1128 | next_y = y / 2; | ||
1129 | pixbuf = osm_gps_map_load_cached_tile (map, next_zoom, next_x, next_y); | ||
1130 | if (pixbuf) | ||
1131 | *zoom_found = next_zoom; | ||
1132 | else | ||
1133 | pixbuf = osm_gps_map_find_bigger_tile (map, next_zoom, next_x, next_y, | ||
1134 | zoom_found); | ||
1135 | return pixbuf; | ||
1136 | } | ||
1137 | |||
1138 | static GdkPixbuf * | ||
1139 | osm_gps_map_render_missing_tile_upscaled (OsmGpsMap *map, int zoom, | ||
1140 | int x, int y) | ||
1141 | { | ||
1142 | GdkPixbuf *pixbuf, *big, *area; | ||
1143 | int zoom_big, zoom_diff, area_size, area_x, area_y; | ||
1144 | int modulo; | ||
1145 | |||
1146 | big = osm_gps_map_find_bigger_tile (map, zoom, x, y, &zoom_big); | ||
1147 | if (!big) return NULL; | ||
1148 | |||
1149 | g_debug ("Found bigger tile (zoom = %d, wanted = %d)", zoom_big, zoom); | ||
1150 | |||
1151 | /* get a Pixbuf for the area to magnify */ | ||
1152 | zoom_diff = zoom - zoom_big; | ||
1153 | area_size = TILESIZE >> zoom_diff; | ||
1154 | modulo = 1 << zoom_diff; | ||
1155 | area_x = (x % modulo) * area_size; | ||
1156 | area_y = (y % modulo) * area_size; | ||
1157 | area = gdk_pixbuf_new_subpixbuf (big, area_x, area_y, | ||
1158 | area_size, area_size); | ||
1159 | g_object_unref (big); | ||
1160 | pixbuf = gdk_pixbuf_scale_simple (area, TILESIZE, TILESIZE, | ||
1161 | GDK_INTERP_NEAREST); | ||
1162 | g_object_unref (area); | ||
1163 | return pixbuf; | ||
1164 | } | ||
1165 | |||
1166 | static GdkPixbuf * | ||
1167 | osm_gps_map_render_missing_tile (OsmGpsMap *map, int zoom, int x, int y) | ||
1168 | { | ||
1169 | /* maybe TODO: render from downscaled tiles, if the following fails */ | ||
1170 | return osm_gps_map_render_missing_tile_upscaled (map, zoom, x, y); | ||
1171 | } | ||
1172 | |||
1173 | static void | ||
1174 | osm_gps_map_load_tile (OsmGpsMap *map, int zoom, int x, int y, int offset_x, int offset_y) | ||
1175 | { | ||
1176 | OsmGpsMapPrivate *priv = map->priv; | ||
1177 | harbaum | 55 | gchar *filename; |
1178 | harbaum | 32 | GdkPixbuf *pixbuf; |
1179 | |||
1180 | g_debug("Load tile %d,%d (%d,%d) z:%d", x, y, offset_x, offset_y, zoom); | ||
1181 | |||
1182 | harbaum | 55 | if (priv->map_source == OSM_GPS_MAP_SOURCE_NULL) { |
1183 | osm_gps_map_blit_tile(map, priv->null_tile, offset_x,offset_y); | ||
1184 | return; | ||
1185 | } | ||
1186 | harbaum | 32 | |
1187 | harbaum | 55 | filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", |
1188 | priv->cache_dir, G_DIR_SEPARATOR, | ||
1189 | zoom, G_DIR_SEPARATOR, | ||
1190 | x, G_DIR_SEPARATOR, | ||
1191 | y, | ||
1192 | priv->image_format); | ||
1193 | |||
1194 | /* try to get file from internal cache first */ | ||
1195 | if(!(pixbuf = osm_gps_map_load_cached_tile(map, zoom, x, y))) | ||
1196 | harbaum | 32 | pixbuf = gdk_pixbuf_new_from_file (filename, NULL); |
1197 | |||
1198 | harbaum | 55 | if(pixbuf) |
1199 | harbaum | 32 | { |
1200 | harbaum | 55 | g_debug("Found tile %s", filename); |
1201 | harbaum | 32 | osm_gps_map_blit_tile(map, pixbuf, offset_x,offset_y); |
1202 | g_object_unref (pixbuf); | ||
1203 | } | ||
1204 | else | ||
1205 | { | ||
1206 | if (priv->map_auto_download) | ||
1207 | osm_gps_map_download_tile(map, zoom, x, y, TRUE); | ||
1208 | |||
1209 | /* try to render the tile by scaling cached tiles from other zoom | ||
1210 | * levels */ | ||
1211 | pixbuf = osm_gps_map_render_missing_tile (map, zoom, x, y); | ||
1212 | if (pixbuf) | ||
1213 | { | ||
1214 | gdk_draw_pixbuf (priv->pixmap, | ||
1215 | priv->gc_map, | ||
1216 | pixbuf, | ||
1217 | 0,0, | ||
1218 | offset_x,offset_y, | ||
1219 | TILESIZE,TILESIZE, | ||
1220 | GDK_RGB_DITHER_NONE, 0, 0); | ||
1221 | g_object_unref (pixbuf); | ||
1222 | } | ||
1223 | else | ||
1224 | { | ||
1225 | //prevent some artifacts when drawing not yet loaded areas. | ||
1226 | gdk_draw_rectangle (priv->pixmap, | ||
1227 | GTK_WIDGET(map)->style->white_gc, | ||
1228 | TRUE, offset_x, offset_y, TILESIZE, TILESIZE); | ||
1229 | } | ||
1230 | } | ||
1231 | harbaum | 55 | g_free(filename); |
1232 | harbaum | 32 | } |
1233 | |||
1234 | static void | ||
1235 | osm_gps_map_fill_tiles_pixel (OsmGpsMap *map) | ||
1236 | { | ||
1237 | OsmGpsMapPrivate *priv = map->priv; | ||
1238 | int i,j, width, height, tile_x0, tile_y0, tiles_nx, tiles_ny; | ||
1239 | int offset_xn = 0; | ||
1240 | int offset_yn = 0; | ||
1241 | int offset_x; | ||
1242 | int offset_y; | ||
1243 | |||
1244 | g_debug("Fill tiles: %d,%d z:%d", priv->map_x, priv->map_y, priv->map_zoom); | ||
1245 | |||
1246 | offset_x = - priv->map_x % TILESIZE; | ||
1247 | offset_y = - priv->map_y % TILESIZE; | ||
1248 | if (offset_x > 0) offset_x -= TILESIZE; | ||
1249 | if (offset_y > 0) offset_y -= TILESIZE; | ||
1250 | |||
1251 | offset_xn = offset_x + EXTRA_BORDER; | ||
1252 | offset_yn = offset_y + EXTRA_BORDER; | ||
1253 | |||
1254 | width = GTK_WIDGET(map)->allocation.width; | ||
1255 | height = GTK_WIDGET(map)->allocation.height; | ||
1256 | |||
1257 | tiles_nx = (width - offset_x) / TILESIZE + 1; | ||
1258 | tiles_ny = (height - offset_y) / TILESIZE + 1; | ||
1259 | |||
1260 | tile_x0 = floor((float)priv->map_x / (float)TILESIZE); | ||
1261 | tile_y0 = floor((float)priv->map_y / (float)TILESIZE); | ||
1262 | |||
1263 | //TODO: implement wrap around | ||
1264 | for (i=tile_x0; i<(tile_x0+tiles_nx);i++) | ||
1265 | { | ||
1266 | for (j=tile_y0; j<(tile_y0+tiles_ny); j++) | ||
1267 | { | ||
1268 | if( j<0 || i<0 || i>=exp(priv->map_zoom * M_LN2) || j>=exp(priv->map_zoom * M_LN2)) | ||
1269 | { | ||
1270 | gdk_draw_rectangle (priv->pixmap, | ||
1271 | GTK_WIDGET(map)->style->white_gc, | ||
1272 | TRUE, | ||
1273 | offset_xn, offset_yn, | ||
1274 | TILESIZE,TILESIZE); | ||
1275 | } | ||
1276 | else | ||
1277 | { | ||
1278 | osm_gps_map_load_tile(map, | ||
1279 | priv->map_zoom, | ||
1280 | i,j, | ||
1281 | offset_xn,offset_yn); | ||
1282 | } | ||
1283 | offset_yn += TILESIZE; | ||
1284 | } | ||
1285 | offset_xn += TILESIZE; | ||
1286 | offset_yn = offset_y + EXTRA_BORDER; | ||
1287 | } | ||
1288 | } | ||
1289 | |||
1290 | static void | ||
1291 | osm_gps_map_print_track (OsmGpsMap *map, GSList *trackpoint_list) | ||
1292 | { | ||
1293 | OsmGpsMapPrivate *priv = map->priv; | ||
1294 | |||
1295 | GSList *list; | ||
1296 | int x,y; | ||
1297 | int min_x = 0,min_y = 0,max_x = 0,max_y = 0; | ||
1298 | int lw = priv->ui_gps_track_width; | ||
1299 | int map_x0, map_y0; | ||
1300 | #ifdef USE_CAIRO | ||
1301 | cairo_t *cr; | ||
1302 | #else | ||
1303 | int last_x = 0, last_y = 0; | ||
1304 | GdkColor color; | ||
1305 | GdkGC *gc; | ||
1306 | #endif | ||
1307 | |||
1308 | #ifdef USE_CAIRO | ||
1309 | cr = gdk_cairo_create(priv->pixmap); | ||
1310 | cairo_set_line_width (cr, lw); | ||
1311 | cairo_set_source_rgba (cr, 60000.0/65535.0, 0.0, 0.0, 0.6); | ||
1312 | cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); | ||
1313 | cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND); | ||
1314 | #else | ||
1315 | gc = gdk_gc_new(priv->pixmap); | ||
1316 | color.green = 0; | ||
1317 | color.blue = 0; | ||
1318 | color.red = 60000; | ||
1319 | gdk_gc_set_rgb_fg_color(gc, &color); | ||
1320 | gdk_gc_set_line_attributes(gc, lw, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND); | ||
1321 | #endif | ||
1322 | |||
1323 | map_x0 = priv->map_x - EXTRA_BORDER; | ||
1324 | map_y0 = priv->map_y - EXTRA_BORDER; | ||
1325 | for(list = trackpoint_list; list != NULL; list = list->next) | ||
1326 | { | ||
1327 | coord_t *tp = list->data; | ||
1328 | |||
1329 | x = lon2pixel(priv->map_zoom, tp->rlon) - map_x0; | ||
1330 | y = lat2pixel(priv->map_zoom, tp->rlat) - map_y0; | ||
1331 | |||
1332 | // first time through loop | ||
1333 | if (list == trackpoint_list) { | ||
1334 | #ifdef USE_CAIRO | ||
1335 | cairo_move_to(cr, x, y); | ||
1336 | #else | ||
1337 | last_x = x; | ||
1338 | last_y = y; | ||
1339 | #endif | ||
1340 | } | ||
1341 | |||
1342 | #ifdef USE_CAIRO | ||
1343 | cairo_line_to(cr, x, y); | ||
1344 | #else | ||
1345 | gdk_draw_line (priv->pixmap, gc, x, y, last_x, last_y); | ||
1346 | last_x = x; | ||
1347 | last_y = y; | ||
1348 | #endif | ||
1349 | |||
1350 | max_x = MAX(x,max_x); | ||
1351 | min_x = MIN(x,min_x); | ||
1352 | max_y = MAX(y,max_y); | ||
1353 | min_y = MIN(y,min_y); | ||
1354 | } | ||
1355 | |||
1356 | gtk_widget_queue_draw_area ( | ||
1357 | GTK_WIDGET(map), | ||
1358 | min_x - lw, | ||
1359 | min_y - lw, | ||
1360 | max_x + (lw * 2), | ||
1361 | max_y + (lw * 2)); | ||
1362 | |||
1363 | #ifdef USE_CAIRO | ||
1364 | cairo_stroke(cr); | ||
1365 | cairo_destroy(cr); | ||
1366 | #else | ||
1367 | g_object_unref(gc); | ||
1368 | #endif | ||
1369 | } | ||
1370 | |||
1371 | /* Prints the gps trip history, and any other tracks */ | ||
1372 | static void | ||
1373 | osm_gps_map_print_tracks (OsmGpsMap *map) | ||
1374 | { | ||
1375 | OsmGpsMapPrivate *priv = map->priv; | ||
1376 | |||
1377 | if (priv->show_trip_history) | ||
1378 | osm_gps_map_print_track (map, priv->trip_history); | ||
1379 | harbaum | 55 | |
1380 | harbaum | 32 | if (priv->tracks) |
1381 | { | ||
1382 | GSList* tmp = priv->tracks; | ||
1383 | while (tmp != NULL) | ||
1384 | { | ||
1385 | osm_gps_map_print_track (map, tmp->data); | ||
1386 | tmp = g_slist_next(tmp); | ||
1387 | } | ||
1388 | } | ||
1389 | } | ||
1390 | |||
1391 | harbaum | 55 | static gboolean |
1392 | osm_gps_map_purge_cache_check(gpointer key, gpointer value, gpointer user) | ||
1393 | harbaum | 32 | { |
1394 | harbaum | 55 | return (((OsmCachedTile*)value)->redraw_cycle != ((OsmGpsMapPrivate*)user)->redraw_cycle); |
1395 | harbaum | 32 | } |
1396 | |||
1397 | static void | ||
1398 | osm_gps_map_purge_cache (OsmGpsMap *map) | ||
1399 | { | ||
1400 | harbaum | 55 | OsmGpsMapPrivate *priv = map->priv; |
1401 | harbaum | 32 | |
1402 | harbaum | 55 | if (g_hash_table_size (priv->tile_cache) < priv->max_tile_cache_size) |
1403 | return; | ||
1404 | harbaum | 32 | |
1405 | harbaum | 55 | /* run through the cache, and remove the tiles which have not been used |
1406 | * during the last redraw operation */ | ||
1407 | g_hash_table_foreach_remove(priv->tile_cache, osm_gps_map_purge_cache_check, priv); | ||
1408 | harbaum | 32 | } |
1409 | |||
1410 | harbaum | 61 | #ifdef ENABLE_OSD |
1411 | /* position and extent of bounding box */ | ||
1412 | harbaum | 63 | #define OSD_X (10) |
1413 | #define OSD_Y (10) | ||
1414 | harbaum | 61 | |
1415 | harbaum | 63 | #define OSD_COLOR 0.5, 0.5, 1 |
1416 | |||
1417 | /* parameters of the direction shape */ | ||
1418 | #define D_RAD (20) // diameter of dpad | ||
1419 | #define D_TIP (4*D_RAD/5) // distance of arrow tip from dpad center | ||
1420 | #define D_LEN (D_RAD/4) // length of arrow | ||
1421 | #define D_WID (D_LEN) // width of arrow | ||
1422 | |||
1423 | /* parameters of the "zoom" pad */ | ||
1424 | #define Z_STEP (-D_RAD/8) // distance between dpad and zoom | ||
1425 | #define Z_RAD (D_RAD/2) // radius of "caps" of zoom bar | ||
1426 | |||
1427 | /* shadow also depends on control size */ | ||
1428 | #define OSD_SHADOW (D_RAD/8) | ||
1429 | |||
1430 | /* total width and height of controls incl. shadow */ | ||
1431 | #define OSD_W (2*D_RAD + OSD_SHADOW) | ||
1432 | #define OSD_H (2*D_RAD + Z_STEP + 2*Z_RAD + OSD_SHADOW) | ||
1433 | |||
1434 | #define OSD_LBL_SHADOW (OSD_SHADOW/2) | ||
1435 | |||
1436 | #define Z_TOP (2 * D_RAD + Z_STEP) | ||
1437 | #define Z_MID (Z_TOP + Z_RAD) | ||
1438 | #define Z_BOT (Z_MID + Z_RAD) | ||
1439 | #define Z_LEFT (Z_RAD) | ||
1440 | #define Z_RIGHT (2 * D_RAD - Z_RAD) | ||
1441 | |||
1442 | /* create the cairo shape used for the zoom buttons */ | ||
1443 | static void | ||
1444 | osm_gps_map_osd_zoom_shape(cairo_t *cr, gint x, gint y) { | ||
1445 | cairo_move_to (cr, x+Z_LEFT, y+Z_TOP); | ||
1446 | cairo_line_to (cr, x+Z_RIGHT, y+Z_TOP); | ||
1447 | cairo_arc (cr, x+Z_RIGHT, y+Z_MID, Z_RAD, -M_PI/2, M_PI/2); | ||
1448 | cairo_line_to (cr, x+Z_LEFT, y+Z_BOT); | ||
1449 | cairo_arc (cr, x+Z_LEFT, y+Z_MID, Z_RAD, M_PI/2, -M_PI/2); | ||
1450 | } | ||
1451 | |||
1452 | /* create the cairo shape used for the dpad */ | ||
1453 | static void | ||
1454 | osm_gps_map_osd_dpad_shape(cairo_t *cr, gint x, gint y) { | ||
1455 | cairo_arc (cr, x+D_RAD, y+D_RAD, D_RAD, 0, 2 * M_PI); | ||
1456 | } | ||
1457 | |||
1458 | typedef enum { | ||
1459 | OSD_NONE = 0, | ||
1460 | OSD_BG, | ||
1461 | OSD_UP, | ||
1462 | OSD_DOWN, | ||
1463 | OSD_LEFT, | ||
1464 | OSD_RIGHT, | ||
1465 | OSD_IN, | ||
1466 | OSD_OUT, | ||
1467 | OSD_GPS | ||
1468 | } osd_button_t; | ||
1469 | |||
1470 | static gboolean | ||
1471 | osm_gps_map_in_circle(gint x, gint y, gint cx, gint cy, gint rad) | ||
1472 | { | ||
1473 | return( pow(cx - x, 2) + pow(cy - y, 2) < rad * rad); | ||
1474 | } | ||
1475 | |||
1476 | /* check whether x/y is within the dpad */ | ||
1477 | static osd_button_t | ||
1478 | osm_gps_map_osd_check_dpad(gint x, gint y) | ||
1479 | { | ||
1480 | /* within entire dpad circle */ | ||
1481 | if( osm_gps_map_in_circle(x, y, OSD_X + D_RAD, OSD_Y + D_RAD, D_RAD)) | ||
1482 | { | ||
1483 | /* convert into position relative to dpads centre */ | ||
1484 | x -= (OSD_X + D_RAD); | ||
1485 | y -= (OSD_Y + D_RAD); | ||
1486 | |||
1487 | /* check for dpad center goes here! */ | ||
1488 | if( osm_gps_map_in_circle(x, y, OSD_X + D_RAD, OSD_Y + D_RAD, D_RAD/3)) | ||
1489 | return OSD_GPS; | ||
1490 | |||
1491 | if( y < 0 && abs(x) < abs(y)) | ||
1492 | return OSD_UP; | ||
1493 | |||
1494 | if( y > 0 && abs(x) < abs(y)) | ||
1495 | return OSD_DOWN; | ||
1496 | |||
1497 | if( x < 0 && abs(y) < abs(x)) | ||
1498 | return OSD_LEFT; | ||
1499 | |||
1500 | if( x > 0 && abs(y) < abs(x)) | ||
1501 | return OSD_RIGHT; | ||
1502 | |||
1503 | return OSD_BG; | ||
1504 | } | ||
1505 | return OSD_NONE; | ||
1506 | } | ||
1507 | |||
1508 | /* check whether x/y is within the zoom pads */ | ||
1509 | static osd_button_t | ||
1510 | osm_gps_map_osd_check_zoom(gint x, gint y) { | ||
1511 | if( x > OSD_X && x < (OSD_X + OSD_W) && y > Z_TOP && y < Z_BOT) { | ||
1512 | |||
1513 | /* within circle around (-) label */ | ||
1514 | if( osm_gps_map_in_circle(x, y, OSD_X + Z_LEFT, OSD_Y + Z_MID, Z_RAD)) | ||
1515 | return OSD_OUT; | ||
1516 | |||
1517 | /* between center of (-) button and center of entire zoom control area */ | ||
1518 | if(x > OSD_LEFT && x < OSD_X + D_RAD) | ||
1519 | return OSD_OUT; | ||
1520 | |||
1521 | /* within circle around (+) label */ | ||
1522 | if( osm_gps_map_in_circle(x, y, OSD_X + Z_RIGHT, OSD_Y + Z_MID, Z_RAD)) | ||
1523 | return OSD_IN; | ||
1524 | |||
1525 | /* between center of (+) button and center of entire zoom control area */ | ||
1526 | if(x < OSD_RIGHT && x > OSD_X + D_RAD) | ||
1527 | return OSD_IN; | ||
1528 | } | ||
1529 | |||
1530 | return OSD_NONE; | ||
1531 | } | ||
1532 | |||
1533 | static osd_button_t | ||
1534 | osm_gps_map_osd_check(gint x, gint y) { | ||
1535 | osd_button_t but = OSD_NONE; | ||
1536 | |||
1537 | /* first do a rough test for the OSD area. */ | ||
1538 | /* this is just to avoid an unnecessary detailed test */ | ||
1539 | if(x > OSD_X && x < OSD_X + OSD_W && | ||
1540 | y > OSD_Y && y < OSD_Y + OSD_H) { | ||
1541 | |||
1542 | but = osm_gps_map_osd_check_dpad(x, y); | ||
1543 | |||
1544 | if(but == OSD_NONE) | ||
1545 | but = osm_gps_map_osd_check_zoom(x, y); | ||
1546 | } | ||
1547 | |||
1548 | return but; | ||
1549 | } | ||
1550 | |||
1551 | static void | ||
1552 | osm_gps_map_osd_shape_shadow(cairo_t *cr) { | ||
1553 | cairo_set_source_rgba (cr, 0, 0, 0, 0.2); | ||
1554 | cairo_fill (cr); | ||
1555 | cairo_stroke (cr); | ||
1556 | } | ||
1557 | |||
1558 | static void | ||
1559 | osm_gps_map_osd_shape(cairo_t *cr) { | ||
1560 | cairo_set_source_rgb (cr, 1, 1, 1); | ||
1561 | cairo_fill_preserve (cr); | ||
1562 | cairo_set_source_rgb (cr, OSD_COLOR); | ||
1563 | cairo_set_line_width (cr, 1); | ||
1564 | cairo_stroke (cr); | ||
1565 | } | ||
1566 | |||
1567 | harbaum | 61 | static void |
1568 | harbaum | 63 | osm_gps_map_osd_dpad_labels(cairo_t *cr, gint x, gint y) { |
1569 | /* move reference to dpad center */ | ||
1570 | x += D_RAD; | ||
1571 | y += D_RAD; | ||
1572 | |||
1573 | const static gint offset[][3][2] = { | ||
1574 | /* left arrow/triangle */ | ||
1575 | { { -D_TIP+D_LEN, -D_WID }, { -D_LEN, D_WID }, { +D_LEN, D_WID } }, | ||
1576 | /* right arrow/triangle */ | ||
1577 | { { +D_TIP-D_LEN, -D_WID }, { +D_LEN, D_WID }, { -D_LEN, D_WID } }, | ||
1578 | /* top arrow/triangle */ | ||
1579 | { { -D_WID, -D_TIP+D_LEN }, { D_WID, -D_LEN }, { D_WID, +D_LEN } }, | ||
1580 | /* bottom arrow/triangle */ | ||
1581 | { { -D_WID, +D_TIP-D_LEN }, { D_WID, +D_LEN }, { D_WID, -D_LEN } } | ||
1582 | }; | ||
1583 | |||
1584 | int i; | ||
1585 | for(i=0;i<4;i++) { | ||
1586 | cairo_move_to (cr, x + offset[i][0][0], y + offset[i][0][1]); | ||
1587 | cairo_rel_line_to (cr, offset[i][1][0], offset[i][1][1]); | ||
1588 | cairo_rel_line_to (cr, offset[i][2][0], offset[i][2][1]); | ||
1589 | } | ||
1590 | } | ||
1591 | |||
1592 | /* draw the sattelite dish icon in the center of the dpad */ | ||
1593 | #define GPS_V0 (D_RAD/8) | ||
1594 | #define GPS_V1 (D_RAD/10) | ||
1595 | #define GPS_V2 (D_RAD/5) | ||
1596 | |||
1597 | /* draw a satellite receiver dish */ | ||
1598 | static void | ||
1599 | osm_gps_map_osd_dpad_gps(cairo_t *cr, gint x, gint y) { | ||
1600 | /* move reference to dpad center */ | ||
1601 | x += D_RAD; | ||
1602 | y += D_RAD + GPS_V0; | ||
1603 | |||
1604 | cairo_move_to (cr, x-GPS_V0, y+GPS_V0); | ||
1605 | cairo_rel_line_to (cr, +GPS_V0, -GPS_V0); | ||
1606 | cairo_rel_line_to (cr, +GPS_V0, +GPS_V0); | ||
1607 | cairo_close_path (cr); | ||
1608 | |||
1609 | cairo_move_to (cr, x+GPS_V1-GPS_V2, y-2*GPS_V2); | ||
1610 | cairo_curve_to (cr, x-GPS_V2, y, x+GPS_V1, y+GPS_V1, x+GPS_V1+GPS_V2, y); | ||
1611 | cairo_close_path (cr); | ||
1612 | |||
1613 | x += GPS_V1; | ||
1614 | cairo_move_to (cr, x, y-GPS_V2); | ||
1615 | cairo_rel_line_to (cr, +GPS_V1, -GPS_V1); | ||
1616 | } | ||
1617 | |||
1618 | #define Z_LEN (2*Z_RAD/3) | ||
1619 | |||
1620 | static void | ||
1621 | osm_gps_map_osd_zoom_labels(cairo_t *cr, gint x, gint y) { | ||
1622 | cairo_move_to (cr, x + Z_LEFT - Z_LEN, y + Z_MID); | ||
1623 | cairo_line_to (cr, x + Z_LEFT + Z_LEN, y + Z_MID); | ||
1624 | |||
1625 | cairo_move_to (cr, x + Z_RIGHT, y + Z_MID - Z_LEN); | ||
1626 | cairo_line_to (cr, x + Z_RIGHT, y + Z_MID + Z_LEN); | ||
1627 | cairo_move_to (cr, x + Z_RIGHT - Z_LEN, y + Z_MID); | ||
1628 | cairo_line_to (cr, x + Z_RIGHT + Z_LEN, y + Z_MID); | ||
1629 | } | ||
1630 | |||
1631 | static void | ||
1632 | osm_gps_map_osd_labels(cairo_t *cr, gint width) { | ||
1633 | cairo_set_source_rgb (cr, OSD_COLOR); | ||
1634 | cairo_set_line_width (cr, width); | ||
1635 | cairo_stroke (cr); | ||
1636 | } | ||
1637 | |||
1638 | static void | ||
1639 | osm_gps_map_osd_labels_shadow(cairo_t *cr, gint width) { | ||
1640 | cairo_set_source_rgba (cr, 0, 0, 0, 0.2); | ||
1641 | cairo_set_line_width (cr, width); | ||
1642 | cairo_stroke (cr); | ||
1643 | } | ||
1644 | |||
1645 | static void | ||
1646 | osm_gps_map_osd_draw_controls (OsmGpsMap *map, gint xoffset, gint yoffset) | ||
1647 | harbaum | 61 | { |
1648 | OsmGpsMapPrivate *priv = map->priv; | ||
1649 | |||
1650 | /* backup previous contents */ | ||
1651 | if(!priv->osd.backup) | ||
1652 | harbaum | 62 | priv->osd.backup = gdk_pixmap_new(priv->pixmap, OSD_W+2, OSD_H+2, -1); |
1653 | harbaum | 61 | |
1654 | gint x = OSD_X + EXTRA_BORDER + xoffset; | ||
1655 | gint y = OSD_Y + EXTRA_BORDER + yoffset; | ||
1656 | |||
1657 | /* create backup of background */ | ||
1658 | gdk_draw_drawable(priv->osd.backup, | ||
1659 | GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(GTK_WIDGET(map))], | ||
1660 | harbaum | 62 | priv->pixmap, x-1, y-1, 0, 0, OSD_W+2, OSD_H+2); |
1661 | priv->osd.backup_x = x-1; | ||
1662 | priv->osd.backup_y = y-1; | ||
1663 | harbaum | 61 | |
1664 | #if 0 | ||
1665 | /* create pixbuf for osd */ | ||
1666 | if(!priv->osd.pixbuf) | ||
1667 | priv->osd.pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, | ||
1668 | TRUE, 8, OSD_W, OSD_H); | ||
1669 | cairo_surface_t *surface = | ||
1670 | cairo_image_surface_create(CAIRO_FORMAT_ARGB32, OSD_W, OSD_H); | ||
1671 | |||
1672 | /* fill with transparency */ | ||
1673 | { | ||
1674 | cairo_t *cr = cairo_create(surface); | ||
1675 | cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); | ||
1676 | cairo_set_source_rgba(cr, 1.0, 0.0, 0.0, 0.0); | ||
1677 | cairo_paint(cr); | ||
1678 | cairo_destroy(cr); | ||
1679 | } | ||
1680 | #endif | ||
1681 | |||
1682 | |||
1683 | #ifdef USE_CAIRO | ||
1684 | // cairo_t *cr = cairo_create(surface); | ||
1685 | cairo_t *cr = gdk_cairo_create(priv->pixmap); | ||
1686 | |||
1687 | harbaum | 63 | /* --------- draw zoom and dpad shape shadow ----------- */ |
1688 | harbaum | 61 | |
1689 | harbaum | 63 | osm_gps_map_osd_zoom_shape(cr, x + OSD_SHADOW, y + OSD_SHADOW); |
1690 | osm_gps_map_osd_shape_shadow(cr); | ||
1691 | osm_gps_map_osd_dpad_shape(cr, x + OSD_SHADOW, y + OSD_SHADOW); | ||
1692 | osm_gps_map_osd_shape_shadow(cr); | ||
1693 | harbaum | 62 | |
1694 | harbaum | 63 | /* --------- draw zoom and dpad shape ----------- */ |
1695 | harbaum | 62 | |
1696 | harbaum | 63 | osm_gps_map_osd_zoom_shape(cr, x, y); |
1697 | osm_gps_map_osd_shape(cr); | ||
1698 | osm_gps_map_osd_dpad_shape(cr, x, y); | ||
1699 | osm_gps_map_osd_shape(cr); | ||
1700 | harbaum | 62 | |
1701 | harbaum | 63 | /* --------- draw zoom and dpad labels --------- */ |
1702 | harbaum | 62 | |
1703 | harbaum | 63 | osm_gps_map_osd_zoom_labels(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); |
1704 | osm_gps_map_osd_dpad_labels(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); | ||
1705 | osm_gps_map_osd_labels_shadow(cr, Z_RAD/3); | ||
1706 | osm_gps_map_osd_dpad_gps(cr, x + OSD_LBL_SHADOW, y + OSD_LBL_SHADOW); | ||
1707 | osm_gps_map_osd_labels_shadow(cr, Z_RAD/6); | ||
1708 | harbaum | 62 | |
1709 | harbaum | 63 | osm_gps_map_osd_zoom_labels(cr, x, y); |
1710 | osm_gps_map_osd_dpad_labels(cr, x, y); | ||
1711 | osm_gps_map_osd_labels(cr, Z_RAD/3); | ||
1712 | osm_gps_map_osd_dpad_gps(cr, x, y); | ||
1713 | osm_gps_map_osd_labels(cr, Z_RAD/6); | ||
1714 | harbaum | 61 | |
1715 | cairo_destroy(cr); | ||
1716 | |||
1717 | #else | ||
1718 | #warning "OSD control display lacks a non-cairo implementation!" | ||
1719 | #endif | ||
1720 | } | ||
1721 | |||
1722 | static void | ||
1723 | osm_gps_map_osd_restore (OsmGpsMap *map) | ||
1724 | { | ||
1725 | OsmGpsMapPrivate *priv = map->priv; | ||
1726 | |||
1727 | /* restore backup of previous contents */ | ||
1728 | if(priv->osd.backup) { | ||
1729 | /* create backup of background */ | ||
1730 | gdk_draw_drawable(priv->pixmap, | ||
1731 | GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(GTK_WIDGET(map))], | ||
1732 | priv->osd.backup, 0, 0, | ||
1733 | harbaum | 62 | priv->osd.backup_x, priv->osd.backup_y, OSD_W+2, OSD_H+2); |
1734 | harbaum | 61 | } |
1735 | } | ||
1736 | |||
1737 | #endif | ||
1738 | |||
1739 | harbaum | 32 | static gboolean |
1740 | osm_gps_map_map_redraw (OsmGpsMap *map) | ||
1741 | { | ||
1742 | OsmGpsMapPrivate *priv = map->priv; | ||
1743 | |||
1744 | priv->idle_map_redraw = 0; | ||
1745 | |||
1746 | /* the motion_notify handler uses priv->pixmap to redraw the area; if we | ||
1747 | * change it while we are dragging, we will end up showing it in the wrong | ||
1748 | * place. This could be fixed by carefully recompute the coordinates, but | ||
1749 | * for now it's easier just to disable redrawing the map while dragging */ | ||
1750 | if (priv->dragging) | ||
1751 | return FALSE; | ||
1752 | |||
1753 | priv->redraw_cycle++; | ||
1754 | |||
1755 | /* draw white background to initialise pixmap */ | ||
1756 | gdk_draw_rectangle ( | ||
1757 | priv->pixmap, | ||
1758 | GTK_WIDGET(map)->style->white_gc, | ||
1759 | TRUE, | ||
1760 | 0, 0, | ||
1761 | GTK_WIDGET(map)->allocation.width + EXTRA_BORDER * 2, | ||
1762 | GTK_WIDGET(map)->allocation.height + EXTRA_BORDER * 2); | ||
1763 | |||
1764 | osm_gps_map_fill_tiles_pixel(map); | ||
1765 | |||
1766 | osm_gps_map_print_tracks(map); | ||
1767 | osm_gps_map_draw_gps_point(map); | ||
1768 | osm_gps_map_print_images(map); | ||
1769 | harbaum | 57 | osm_gps_map_draw_balloon_int(map); |
1770 | harbaum | 61 | #ifdef ENABLE_OSD |
1771 | harbaum | 63 | osm_gps_map_osd_draw_controls(map, 0, 0); |
1772 | harbaum | 61 | #endif |
1773 | harbaum | 32 | |
1774 | //osm_gps_map_osd_speed(map, 1.5); | ||
1775 | osm_gps_map_purge_cache(map); | ||
1776 | gtk_widget_queue_draw (GTK_WIDGET (map)); | ||
1777 | |||
1778 | return FALSE; | ||
1779 | } | ||
1780 | |||
1781 | static void | ||
1782 | osm_gps_map_map_redraw_idle (OsmGpsMap *map) | ||
1783 | { | ||
1784 | OsmGpsMapPrivate *priv = map->priv; | ||
1785 | |||
1786 | if (priv->idle_map_redraw == 0) | ||
1787 | priv->idle_map_redraw = g_idle_add ((GSourceFunc)osm_gps_map_map_redraw, map); | ||
1788 | } | ||
1789 | |||
1790 | static void | ||
1791 | osm_gps_map_init (OsmGpsMap *object) | ||
1792 | { | ||
1793 | OsmGpsMapPrivate *priv; | ||
1794 | |||
1795 | priv = G_TYPE_INSTANCE_GET_PRIVATE (object, OSM_TYPE_GPS_MAP, OsmGpsMapPrivate); | ||
1796 | object->priv = priv; | ||
1797 | |||
1798 | priv->pixmap = NULL; | ||
1799 | |||
1800 | priv->trip_history = NULL; | ||
1801 | priv->gps = g_new0(coord_t, 1); | ||
1802 | priv->gps_valid = FALSE; | ||
1803 | |||
1804 | harbaum | 58 | priv->balloon.coo = g_new0(coord_t, 1); |
1805 | priv->balloon.valid = FALSE; | ||
1806 | priv->balloon.cb = NULL; | ||
1807 | harbaum | 57 | |
1808 | harbaum | 61 | #ifdef ENABLE_OSD |
1809 | priv->osd.backup = NULL; | ||
1810 | #endif | ||
1811 | |||
1812 | harbaum | 32 | priv->tracks = NULL; |
1813 | priv->images = NULL; | ||
1814 | |||
1815 | priv->drag_counter = 0; | ||
1816 | priv->drag_mouse_dx = 0; | ||
1817 | priv->drag_mouse_dy = 0; | ||
1818 | priv->drag_start_mouse_x = 0; | ||
1819 | priv->drag_start_mouse_y = 0; | ||
1820 | |||
1821 | priv->uri_format = 0; | ||
1822 | priv->the_google = FALSE; | ||
1823 | |||
1824 | harbaum | 55 | priv->map_source = -1; |
1825 | |||
1826 | harbaum | 32 | #ifndef LIBSOUP22 |
1827 | //Change naumber of concurrent connections option? | ||
1828 | priv->soup_session = soup_session_async_new_with_options( | ||
1829 | SOUP_SESSION_USER_AGENT, | ||
1830 | "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11", | ||
1831 | NULL); | ||
1832 | #else | ||
1833 | /* libsoup-2.2 seems not to be able to set the user agent */ | ||
1834 | priv->soup_session = soup_session_async_new(); | ||
1835 | #endif | ||
1836 | |||
1837 | //Hash table which maps tile d/l URIs to SoupMessage requests | ||
1838 | priv->tile_queue = g_hash_table_new (g_str_hash, g_str_equal); | ||
1839 | |||
1840 | //Some mapping providers (Google) have varying degrees of tiles at multiple | ||
1841 | //zoom levels | ||
1842 | priv->missing_tiles = g_hash_table_new (g_str_hash, g_str_equal); | ||
1843 | |||
1844 | /* memory cache for most recently used tiles */ | ||
1845 | priv->tile_cache = g_hash_table_new_full (g_str_hash, g_str_equal, | ||
1846 | g_free, (GDestroyNotify)cached_tile_free); | ||
1847 | priv->max_tile_cache_size = 20; | ||
1848 | |||
1849 | gtk_widget_add_events (GTK_WIDGET (object), | ||
1850 | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | | ||
1851 | GDK_POINTER_MOTION_MASK | | ||
1852 | GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK); | ||
1853 | GTK_WIDGET_SET_FLAGS (object, GTK_CAN_FOCUS); | ||
1854 | |||
1855 | g_log_set_handler (G_LOG_DOMAIN, G_LOG_LEVEL_MASK, my_log_handler, NULL); | ||
1856 | } | ||
1857 | |||
1858 | #ifndef G_CHECKSUM_MD5 | ||
1859 | /* simple hash algorithm hack if md5 is not present */ | ||
1860 | static char *simple_hash(char *str) { | ||
1861 | union { | ||
1862 | char str[4]; | ||
1863 | gulong val; | ||
1864 | } hash = { .val = 0x55555555 }; | ||
1865 | |||
1866 | while(*str) { | ||
1867 | hash.str[(int)str & 3] ^= *str; | ||
1868 | str++; | ||
1869 | } | ||
1870 | return g_strdup_printf("%08lX", hash.val); | ||
1871 | } | ||
1872 | #endif | ||
1873 | |||
1874 | static GObject * | ||
1875 | osm_gps_map_constructor (GType gtype, guint n_properties, GObjectConstructParam *properties) | ||
1876 | { | ||
1877 | GObject *object; | ||
1878 | OsmGpsMapPrivate *priv; | ||
1879 | harbaum | 55 | OsmGpsMap *map; |
1880 | const char *uri; | ||
1881 | harbaum | 32 | |
1882 | //Always chain up to the parent constructor | ||
1883 | object = G_OBJECT_CLASS(osm_gps_map_parent_class)->constructor(gtype, n_properties, properties); | ||
1884 | harbaum | 55 | map = OSM_GPS_MAP(object); |
1885 | harbaum | 32 | priv = OSM_GPS_MAP_PRIVATE(object); |
1886 | |||
1887 | harbaum | 55 | //user can specify a map source ID, or a repo URI as the map source |
1888 | uri = osm_gps_map_source_get_repo_uri(OSM_GPS_MAP_SOURCE_NULL); | ||
1889 | if ( (priv->map_source == 0) || (strcmp(priv->repo_uri, uri) == 0) ) { | ||
1890 | g_debug("Using null source"); | ||
1891 | priv->map_source = OSM_GPS_MAP_SOURCE_NULL; | ||
1892 | |||
1893 | priv->null_tile = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, 256, 256); | ||
1894 | gdk_pixbuf_fill(priv->null_tile, 0xcccccc00); | ||
1895 | } | ||
1896 | else if (priv->map_source >= 0) { | ||
1897 | //check if the source given is valid | ||
1898 | uri = osm_gps_map_source_get_repo_uri(priv->map_source); | ||
1899 | if (uri) { | ||
1900 | g_debug("Setting map source from ID"); | ||
1901 | g_free(priv->repo_uri); | ||
1902 | |||
1903 | priv->repo_uri = g_strdup(uri); | ||
1904 | priv->image_format = g_strdup( | ||
1905 | osm_gps_map_source_get_image_format(priv->map_source)); | ||
1906 | priv->max_zoom = osm_gps_map_source_get_max_zoom(priv->map_source); | ||
1907 | priv->min_zoom = osm_gps_map_source_get_min_zoom(priv->map_source); | ||
1908 | } | ||
1909 | } | ||
1910 | |||
1911 | harbaum | 32 | if (!priv->cache_dir_is_full_path) { |
1912 | #ifdef G_CHECKSUM_MD5 | ||
1913 | char *md5 = g_compute_checksum_for_string (G_CHECKSUM_MD5, priv->repo_uri, -1); | ||
1914 | #else | ||
1915 | char *md5 = simple_hash(priv->repo_uri); | ||
1916 | #endif | ||
1917 | |||
1918 | if (priv->cache_dir) { | ||
1919 | char *old = priv->cache_dir; | ||
1920 | //the new cachedir is the given cache dir + the md5 of the repo_uri | ||
1921 | harbaum | 55 | priv->cache_dir = g_strdup_printf("%s%c%s", old, G_DIR_SEPARATOR, md5); |
1922 | harbaum | 32 | g_debug("Adjusting cache dir %s -> %s", old, priv->cache_dir); |
1923 | g_free(old); | ||
1924 | harbaum | 55 | } else { |
1925 | //the new cachedir is the current dir + the md5 of the repo_uri | ||
1926 | priv->cache_dir = g_strdup(md5); | ||
1927 | harbaum | 32 | } |
1928 | |||
1929 | g_free(md5); | ||
1930 | } | ||
1931 | |||
1932 | harbaum | 55 | inspect_map_uri(map); |
1933 | |||
1934 | harbaum | 32 | return object; |
1935 | } | ||
1936 | |||
1937 | static void | ||
1938 | osm_gps_map_dispose (GObject *object) | ||
1939 | { | ||
1940 | OsmGpsMap *map = OSM_GPS_MAP(object); | ||
1941 | OsmGpsMapPrivate *priv = map->priv; | ||
1942 | |||
1943 | if (priv->is_disposed) | ||
1944 | return; | ||
1945 | |||
1946 | priv->is_disposed = TRUE; | ||
1947 | |||
1948 | soup_session_abort(priv->soup_session); | ||
1949 | g_object_unref(priv->soup_session); | ||
1950 | |||
1951 | g_hash_table_destroy(priv->tile_queue); | ||
1952 | g_hash_table_destroy(priv->missing_tiles); | ||
1953 | g_hash_table_destroy(priv->tile_cache); | ||
1954 | |||
1955 | osm_gps_map_free_images(map); | ||
1956 | |||
1957 | if(priv->pixmap) | ||
1958 | g_object_unref (priv->pixmap); | ||
1959 | |||
1960 | harbaum | 55 | if (priv->null_tile) |
1961 | g_object_unref (priv->null_tile); | ||
1962 | |||
1963 | harbaum | 32 | if(priv->gc_map) |
1964 | g_object_unref(priv->gc_map); | ||
1965 | |||
1966 | if (priv->idle_map_redraw != 0) | ||
1967 | g_source_remove (priv->idle_map_redraw); | ||
1968 | |||
1969 | harbaum | 57 | g_free(priv->gps); |
1970 | harbaum | 58 | g_free(priv->balloon.coo); |
1971 | harbaum | 57 | |
1972 | harbaum | 61 | #ifdef ENABLE_OSD |
1973 | if (priv->osd.backup) | ||
1974 | g_object_unref(priv->osd.backup); | ||
1975 | #endif | ||
1976 | |||
1977 | harbaum | 32 | G_OBJECT_CLASS (osm_gps_map_parent_class)->dispose (object); |
1978 | } | ||
1979 | |||
1980 | static void | ||
1981 | osm_gps_map_finalize (GObject *object) | ||
1982 | { | ||
1983 | OsmGpsMap *map = OSM_GPS_MAP(object); | ||
1984 | OsmGpsMapPrivate *priv = map->priv; | ||
1985 | |||
1986 | g_free(priv->cache_dir); | ||
1987 | g_free(priv->repo_uri); | ||
1988 | harbaum | 55 | g_free(priv->image_format); |
1989 | harbaum | 32 | |
1990 | osm_gps_map_free_trip(map); | ||
1991 | osm_gps_map_free_tracks(map); | ||
1992 | |||
1993 | G_OBJECT_CLASS (osm_gps_map_parent_class)->finalize (object); | ||
1994 | } | ||
1995 | |||
1996 | static void | ||
1997 | osm_gps_map_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) | ||
1998 | { | ||
1999 | g_return_if_fail (OSM_IS_GPS_MAP (object)); | ||
2000 | OsmGpsMap *map = OSM_GPS_MAP(object); | ||
2001 | OsmGpsMapPrivate *priv = map->priv; | ||
2002 | |||
2003 | switch (prop_id) | ||
2004 | { | ||
2005 | case PROP_AUTO_CENTER: | ||
2006 | priv->map_auto_center = g_value_get_boolean (value); | ||
2007 | break; | ||
2008 | case PROP_RECORD_TRIP_HISTORY: | ||
2009 | priv->record_trip_history = g_value_get_boolean (value); | ||
2010 | break; | ||
2011 | case PROP_SHOW_TRIP_HISTORY: | ||
2012 | priv->show_trip_history = g_value_get_boolean (value); | ||
2013 | break; | ||
2014 | case PROP_AUTO_DOWNLOAD: | ||
2015 | priv->map_auto_download = g_value_get_boolean (value); | ||
2016 | break; | ||
2017 | case PROP_REPO_URI: | ||
2018 | priv->repo_uri = g_value_dup_string (value); | ||
2019 | break; | ||
2020 | case PROP_PROXY_URI: | ||
2021 | if ( g_value_get_string(value) ) { | ||
2022 | priv->proxy_uri = g_value_dup_string (value); | ||
2023 | g_debug("Setting proxy server: %s", priv->proxy_uri); | ||
2024 | harbaum | 55 | |
2025 | harbaum | 32 | #ifndef LIBSOUP22 |
2026 | GValue val = {0}; | ||
2027 | harbaum | 55 | |
2028 | harbaum | 32 | SoupURI* uri = soup_uri_new(priv->proxy_uri); |
2029 | g_value_init(&val, SOUP_TYPE_URI); | ||
2030 | g_value_take_boxed(&val, uri); | ||
2031 | |||
2032 | g_object_set_property(G_OBJECT(priv->soup_session),SOUP_SESSION_PROXY_URI,&val); | ||
2033 | #else | ||
2034 | SoupUri* uri = soup_uri_new(priv->proxy_uri); | ||
2035 | g_object_set(G_OBJECT(priv->soup_session), SOUP_SESSION_PROXY_URI, uri, NULL); | ||
2036 | #endif | ||
2037 | } else | ||
2038 | priv->proxy_uri = NULL; | ||
2039 | |||
2040 | break; | ||
2041 | case PROP_TILE_CACHE_DIR: | ||
2042 | harbaum | 55 | if ( g_value_get_string(value) ) |
2043 | priv->cache_dir = g_value_dup_string (value); | ||
2044 | harbaum | 32 | break; |
2045 | case PROP_TILE_CACHE_DIR_IS_FULL_PATH: | ||
2046 | priv->cache_dir_is_full_path = g_value_get_boolean (value); | ||
2047 | break; | ||
2048 | case PROP_ZOOM: | ||
2049 | priv->map_zoom = g_value_get_int (value); | ||
2050 | break; | ||
2051 | case PROP_MAX_ZOOM: | ||
2052 | priv->max_zoom = g_value_get_int (value); | ||
2053 | break; | ||
2054 | case PROP_MIN_ZOOM: | ||
2055 | priv->min_zoom = g_value_get_int (value); | ||
2056 | break; | ||
2057 | case PROP_MAP_X: | ||
2058 | priv->map_x = g_value_get_int (value); | ||
2059 | priv->center_coord_set = FALSE; | ||
2060 | break; | ||
2061 | case PROP_MAP_Y: | ||
2062 | priv->map_y = g_value_get_int (value); | ||
2063 | priv->center_coord_set = FALSE; | ||
2064 | break; | ||
2065 | case PROP_GPS_TRACK_WIDTH: | ||
2066 | priv->ui_gps_track_width = g_value_get_int (value); | ||
2067 | break; | ||
2068 | case PROP_GPS_POINT_R1: | ||
2069 | priv->ui_gps_point_inner_radius = g_value_get_int (value); | ||
2070 | break; | ||
2071 | case PROP_GPS_POINT_R2: | ||
2072 | priv->ui_gps_point_outer_radius = g_value_get_int (value); | ||
2073 | break; | ||
2074 | harbaum | 55 | case PROP_MAP_SOURCE: |
2075 | priv->map_source = g_value_get_int (value); | ||
2076 | break; | ||
2077 | case PROP_IMAGE_FORMAT: | ||
2078 | priv->image_format = g_value_dup_string (value); | ||
2079 | break; | ||
2080 | harbaum | 32 | default: |
2081 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); | ||
2082 | break; | ||
2083 | } | ||
2084 | } | ||
2085 | |||
2086 | static void | ||
2087 | osm_gps_map_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) | ||
2088 | { | ||
2089 | g_return_if_fail (OSM_IS_GPS_MAP (object)); | ||
2090 | float lat,lon; | ||
2091 | OsmGpsMap *map = OSM_GPS_MAP(object); | ||
2092 | OsmGpsMapPrivate *priv = map->priv; | ||
2093 | |||
2094 | switch (prop_id) | ||
2095 | { | ||
2096 | case PROP_AUTO_CENTER: | ||
2097 | g_value_set_boolean(value, priv->map_auto_center); | ||
2098 | break; | ||
2099 | case PROP_RECORD_TRIP_HISTORY: | ||
2100 | g_value_set_boolean(value, priv->record_trip_history); | ||
2101 | break; | ||
2102 | case PROP_SHOW_TRIP_HISTORY: | ||
2103 | g_value_set_boolean(value, priv->show_trip_history); | ||
2104 | break; | ||
2105 | case PROP_AUTO_DOWNLOAD: | ||
2106 | g_value_set_boolean(value, priv->map_auto_download); | ||
2107 | break; | ||
2108 | case PROP_REPO_URI: | ||
2109 | g_value_set_string(value, priv->repo_uri); | ||
2110 | break; | ||
2111 | case PROP_PROXY_URI: | ||
2112 | g_value_set_string(value, priv->proxy_uri); | ||
2113 | break; | ||
2114 | case PROP_TILE_CACHE_DIR: | ||
2115 | g_value_set_string(value, priv->cache_dir); | ||
2116 | break; | ||
2117 | case PROP_TILE_CACHE_DIR_IS_FULL_PATH: | ||
2118 | g_value_set_boolean(value, priv->cache_dir_is_full_path); | ||
2119 | break; | ||
2120 | case PROP_ZOOM: | ||
2121 | g_value_set_int(value, priv->map_zoom); | ||
2122 | break; | ||
2123 | case PROP_MAX_ZOOM: | ||
2124 | g_value_set_int(value, priv->max_zoom); | ||
2125 | break; | ||
2126 | case PROP_MIN_ZOOM: | ||
2127 | g_value_set_int(value, priv->min_zoom); | ||
2128 | break; | ||
2129 | case PROP_LATITUDE: | ||
2130 | lat = pixel2lat(priv->map_zoom, | ||
2131 | priv->map_y + (GTK_WIDGET(map)->allocation.height / 2)); | ||
2132 | g_value_set_float(value, rad2deg(lat)); | ||
2133 | break; | ||
2134 | case PROP_LONGITUDE: | ||
2135 | lon = pixel2lon(priv->map_zoom, | ||
2136 | priv->map_x + (GTK_WIDGET(map)->allocation.width / 2)); | ||
2137 | g_value_set_float(value, rad2deg(lon)); | ||
2138 | break; | ||
2139 | case PROP_MAP_X: | ||
2140 | g_value_set_int(value, priv->map_x); | ||
2141 | break; | ||
2142 | case PROP_MAP_Y: | ||
2143 | g_value_set_int(value, priv->map_y); | ||
2144 | break; | ||
2145 | case PROP_TILES_QUEUED: | ||
2146 | g_value_set_int(value, g_hash_table_size(priv->tile_queue)); | ||
2147 | break; | ||
2148 | case PROP_GPS_TRACK_WIDTH: | ||
2149 | g_value_set_int(value, priv->ui_gps_track_width); | ||
2150 | break; | ||
2151 | case PROP_GPS_POINT_R1: | ||
2152 | g_value_set_int(value, priv->ui_gps_point_inner_radius); | ||
2153 | break; | ||
2154 | case PROP_GPS_POINT_R2: | ||
2155 | g_value_set_int(value, priv->ui_gps_point_outer_radius); | ||
2156 | break; | ||
2157 | harbaum | 55 | case PROP_MAP_SOURCE: |
2158 | g_value_set_int(value, priv->map_source); | ||
2159 | break; | ||
2160 | case PROP_IMAGE_FORMAT: | ||
2161 | g_value_set_string(value, priv->image_format); | ||
2162 | break; | ||
2163 | harbaum | 32 | default: |
2164 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); | ||
2165 | break; | ||
2166 | } | ||
2167 | } | ||
2168 | |||
2169 | static gboolean | ||
2170 | harbaum | 55 | osm_gps_map_scroll_event (GtkWidget *widget, GdkEventScroll *event) |
2171 | harbaum | 32 | { |
2172 | OsmGpsMap *map = OSM_GPS_MAP(widget); | ||
2173 | OsmGpsMapPrivate *priv = map->priv; | ||
2174 | |||
2175 | if (event->direction == GDK_SCROLL_UP) | ||
2176 | { | ||
2177 | osm_gps_map_set_zoom(map, priv->map_zoom+1); | ||
2178 | } | ||
2179 | else | ||
2180 | { | ||
2181 | osm_gps_map_set_zoom(map, priv->map_zoom-1); | ||
2182 | } | ||
2183 | |||
2184 | return FALSE; | ||
2185 | } | ||
2186 | |||
2187 | static gboolean | ||
2188 | osm_gps_map_button_press (GtkWidget *widget, GdkEventButton *event) | ||
2189 | { | ||
2190 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
2191 | |||
2192 | harbaum | 58 | /* don't drag if the user clicked within the balloon */ |
2193 | if (osm_gps_map_in_balloon(priv, | ||
2194 | event->x + EXTRA_BORDER, | ||
2195 | event->y + EXTRA_BORDER)) | ||
2196 | { | ||
2197 | priv->drag_counter = -1; | ||
2198 | return FALSE; | ||
2199 | } | ||
2200 | |||
2201 | harbaum | 63 | #ifdef ENABLE_OSD |
2202 | /* also don't drag on clicks into the control OSD */ | ||
2203 | if(osm_gps_map_osd_check(event->x, event->y) != OSD_NONE) | ||
2204 | { | ||
2205 | priv->drag_counter = -1; | ||
2206 | return FALSE; | ||
2207 | } | ||
2208 | #endif | ||
2209 | |||
2210 | harbaum | 32 | priv->drag_counter = 0; |
2211 | priv->drag_start_mouse_x = (int) event->x; | ||
2212 | priv->drag_start_mouse_y = (int) event->y; | ||
2213 | priv->drag_start_map_x = priv->map_x; | ||
2214 | priv->drag_start_map_y = priv->map_y; | ||
2215 | |||
2216 | return FALSE; | ||
2217 | } | ||
2218 | |||
2219 | static gboolean | ||
2220 | osm_gps_map_button_release (GtkWidget *widget, GdkEventButton *event) | ||
2221 | { | ||
2222 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
2223 | |||
2224 | harbaum | 63 | #ifdef ENABLE_OSD |
2225 | /* released inside OSD control? */ | ||
2226 | osd_button_t but = osm_gps_map_osd_check(event->x, event->y); | ||
2227 | if(but != OSD_NONE) | ||
2228 | { | ||
2229 | switch(but) { | ||
2230 | case OSD_UP: | ||
2231 | priv->map_y -= GTK_WIDGET(widget)->allocation.height/4; | ||
2232 | priv->center_coord_set = FALSE; | ||
2233 | break; | ||
2234 | |||
2235 | case OSD_DOWN: | ||
2236 | priv->map_y += GTK_WIDGET(widget)->allocation.height/4; | ||
2237 | priv->center_coord_set = FALSE; | ||
2238 | break; | ||
2239 | |||
2240 | case OSD_LEFT: | ||
2241 | priv->map_x -= GTK_WIDGET(widget)->allocation.width/4; | ||
2242 | priv->center_coord_set = FALSE; | ||
2243 | break; | ||
2244 | |||
2245 | case OSD_RIGHT: | ||
2246 | priv->map_x += GTK_WIDGET(widget)->allocation.width/4; | ||
2247 | priv->center_coord_set = FALSE; | ||
2248 | break; | ||
2249 | |||
2250 | case OSD_IN: | ||
2251 | osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom+1); | ||
2252 | break; | ||
2253 | |||
2254 | case OSD_OUT: | ||
2255 | osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom-1); | ||
2256 | break; | ||
2257 | |||
2258 | default: | ||
2259 | break; | ||
2260 | } | ||
2261 | |||
2262 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); | ||
2263 | |||
2264 | return FALSE; | ||
2265 | } | ||
2266 | #endif | ||
2267 | |||
2268 | harbaum | 58 | /* released inside the balloon? */ |
2269 | if (osm_gps_map_in_balloon(priv, | ||
2270 | event->x + EXTRA_BORDER, | ||
2271 | event->y + EXTRA_BORDER)) | ||
2272 | { | ||
2273 | osm_gps_map_handle_balloon_click(OSM_GPS_MAP(widget), | ||
2274 | event->x - priv->balloon.rect.x + EXTRA_BORDER, | ||
2275 | event->y - priv->balloon.rect.y + EXTRA_BORDER); | ||
2276 | } | ||
2277 | |||
2278 | harbaum | 32 | if (priv->dragging) |
2279 | { | ||
2280 | priv->dragging = FALSE; | ||
2281 | |||
2282 | priv->map_x = priv->drag_start_map_x; | ||
2283 | priv->map_y = priv->drag_start_map_y; | ||
2284 | |||
2285 | priv->map_x += (priv->drag_start_mouse_x - (int) event->x); | ||
2286 | priv->map_y += (priv->drag_start_mouse_y - (int) event->y); | ||
2287 | |||
2288 | priv->center_coord_set = FALSE; | ||
2289 | |||
2290 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); | ||
2291 | } | ||
2292 | |||
2293 | priv->drag_mouse_dx = 0; | ||
2294 | priv->drag_mouse_dy = 0; | ||
2295 | harbaum | 58 | priv->drag_counter = -1; |
2296 | harbaum | 32 | |
2297 | return FALSE; | ||
2298 | } | ||
2299 | |||
2300 | static gboolean | ||
2301 | osm_gps_map_motion_notify (GtkWidget *widget, GdkEventMotion *event) | ||
2302 | { | ||
2303 | int x, y; | ||
2304 | GdkModifierType state; | ||
2305 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
2306 | |||
2307 | if (event->is_hint) | ||
2308 | gdk_window_get_pointer (event->window, &x, &y, &state); | ||
2309 | else | ||
2310 | { | ||
2311 | x = event->x; | ||
2312 | y = event->y; | ||
2313 | state = event->state; | ||
2314 | } | ||
2315 | |||
2316 | // are we being dragged | ||
2317 | if (!(state & GDK_BUTTON1_MASK)) | ||
2318 | return FALSE; | ||
2319 | |||
2320 | harbaum | 58 | if (priv->drag_counter < 0) |
2321 | return FALSE; | ||
2322 | |||
2323 | harbaum | 32 | priv->drag_counter++; |
2324 | |||
2325 | // we havent dragged more than 6 pixels | ||
2326 | if (priv->drag_counter < 6) | ||
2327 | return FALSE; | ||
2328 | |||
2329 | priv->dragging = TRUE; | ||
2330 | |||
2331 | if (priv->map_auto_center) | ||
2332 | g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL); | ||
2333 | |||
2334 | priv->drag_mouse_dx = x - priv->drag_start_mouse_x; | ||
2335 | priv->drag_mouse_dy = y - priv->drag_start_mouse_y; | ||
2336 | |||
2337 | harbaum | 61 | #ifdef ENABLE_OSD |
2338 | /* undo OSD */ | ||
2339 | osm_gps_map_osd_restore (OSM_GPS_MAP(widget)); | ||
2340 | |||
2341 | /* draw new OSD */ | ||
2342 | harbaum | 63 | osm_gps_map_osd_draw_controls (OSM_GPS_MAP(widget), |
2343 | harbaum | 61 | -priv->drag_mouse_dx, |
2344 | -priv->drag_mouse_dy); | ||
2345 | #endif | ||
2346 | |||
2347 | harbaum | 32 | gdk_draw_drawable ( |
2348 | widget->window, | ||
2349 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], | ||
2350 | priv->pixmap, | ||
2351 | 0,0, | ||
2352 | priv->drag_mouse_dx - EXTRA_BORDER, priv->drag_mouse_dy - EXTRA_BORDER, | ||
2353 | -1,-1); | ||
2354 | |||
2355 | //Paint white outside of the map if dragging. Its less | ||
2356 | //ugly than painting the corrupted map | ||
2357 | if(priv->drag_mouse_dx>EXTRA_BORDER) { | ||
2358 | gdk_draw_rectangle ( | ||
2359 | widget->window, | ||
2360 | widget->style->white_gc, | ||
2361 | TRUE, | ||
2362 | 0, 0, | ||
2363 | priv->drag_mouse_dx - EXTRA_BORDER, | ||
2364 | widget->allocation.height); | ||
2365 | } | ||
2366 | else if (-priv->drag_mouse_dx > EXTRA_BORDER) | ||
2367 | { | ||
2368 | gdk_draw_rectangle ( | ||
2369 | widget->window, | ||
2370 | widget->style->white_gc, | ||
2371 | TRUE, | ||
2372 | priv->drag_mouse_dx + widget->allocation.width + EXTRA_BORDER, 0, | ||
2373 | -priv->drag_mouse_dx - EXTRA_BORDER, | ||
2374 | widget->allocation.height); | ||
2375 | } | ||
2376 | |||
2377 | if (priv->drag_mouse_dy>EXTRA_BORDER) { | ||
2378 | gdk_draw_rectangle ( | ||
2379 | widget->window, | ||
2380 | widget->style->white_gc, | ||
2381 | TRUE, | ||
2382 | 0, 0, | ||
2383 | widget->allocation.width, | ||
2384 | priv->drag_mouse_dy - EXTRA_BORDER); | ||
2385 | } | ||
2386 | else if (-priv->drag_mouse_dy > EXTRA_BORDER) | ||
2387 | { | ||
2388 | gdk_draw_rectangle ( | ||
2389 | widget->window, | ||
2390 | widget->style->white_gc, | ||
2391 | TRUE, | ||
2392 | 0, priv->drag_mouse_dy + widget->allocation.height + EXTRA_BORDER, | ||
2393 | widget->allocation.width, | ||
2394 | -priv->drag_mouse_dy - EXTRA_BORDER); | ||
2395 | } | ||
2396 | |||
2397 | return FALSE; | ||
2398 | } | ||
2399 | |||
2400 | static gboolean | ||
2401 | osm_gps_map_configure (GtkWidget *widget, GdkEventConfigure *event) | ||
2402 | { | ||
2403 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
2404 | |||
2405 | /* create pixmap */ | ||
2406 | if (priv->pixmap) | ||
2407 | g_object_unref (priv->pixmap); | ||
2408 | |||
2409 | priv->pixmap = gdk_pixmap_new ( | ||
2410 | widget->window, | ||
2411 | widget->allocation.width + EXTRA_BORDER * 2, | ||
2412 | widget->allocation.height + EXTRA_BORDER * 2, | ||
2413 | -1); | ||
2414 | |||
2415 | /* and gc, used for clipping (I think......) */ | ||
2416 | if(priv->gc_map) | ||
2417 | g_object_unref(priv->gc_map); | ||
2418 | |||
2419 | priv->gc_map = gdk_gc_new(priv->pixmap); | ||
2420 | |||
2421 | osm_gps_map_map_redraw(OSM_GPS_MAP(widget)); | ||
2422 | |||
2423 | return FALSE; | ||
2424 | } | ||
2425 | |||
2426 | static gboolean | ||
2427 | osm_gps_map_expose (GtkWidget *widget, GdkEventExpose *event) | ||
2428 | { | ||
2429 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
2430 | |||
2431 | gdk_draw_drawable ( | ||
2432 | widget->window, | ||
2433 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], | ||
2434 | priv->pixmap, | ||
2435 | harbaum | 58 | event->area.x + EXTRA_BORDER, |
2436 | event->area.y + EXTRA_BORDER, | ||
2437 | harbaum | 32 | event->area.x, event->area.y, |
2438 | event->area.width, event->area.height); | ||
2439 | |||
2440 | harbaum | 61 | #ifdef ENABLE_OSD_OVL |
2441 | /* TODO: intersect with area */ | ||
2442 | if (priv->osd.pixbuf) | ||
2443 | { | ||
2444 | // gdk_draw_drawable (widget->window, | ||
2445 | // widget->style->fg_gc[GTK_WIDGET_STATE (widget)], | ||
2446 | // priv->osd.pixbuf, 0, 0, | ||
2447 | // OSD_X, OSD_Y, OSD_W, OSD_H); | ||
2448 | } | ||
2449 | #endif | ||
2450 | |||
2451 | harbaum | 32 | return FALSE; |
2452 | } | ||
2453 | |||
2454 | static void | ||
2455 | osm_gps_map_class_init (OsmGpsMapClass *klass) | ||
2456 | { | ||
2457 | GObjectClass* object_class = G_OBJECT_CLASS (klass); | ||
2458 | GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); | ||
2459 | |||
2460 | g_type_class_add_private (klass, sizeof (OsmGpsMapPrivate)); | ||
2461 | |||
2462 | object_class->dispose = osm_gps_map_dispose; | ||
2463 | object_class->finalize = osm_gps_map_finalize; | ||
2464 | object_class->constructor = osm_gps_map_constructor; | ||
2465 | object_class->set_property = osm_gps_map_set_property; | ||
2466 | object_class->get_property = osm_gps_map_get_property; | ||
2467 | |||
2468 | widget_class->expose_event = osm_gps_map_expose; | ||
2469 | widget_class->configure_event = osm_gps_map_configure; | ||
2470 | widget_class->button_press_event = osm_gps_map_button_press; | ||
2471 | widget_class->button_release_event = osm_gps_map_button_release; | ||
2472 | widget_class->motion_notify_event = osm_gps_map_motion_notify; | ||
2473 | harbaum | 55 | widget_class->scroll_event = osm_gps_map_scroll_event; |
2474 | harbaum | 32 | |
2475 | g_object_class_install_property (object_class, | ||
2476 | PROP_AUTO_CENTER, | ||
2477 | g_param_spec_boolean ("auto-center", | ||
2478 | "auto center", | ||
2479 | "map auto center", | ||
2480 | TRUE, | ||
2481 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2482 | |||
2483 | g_object_class_install_property (object_class, | ||
2484 | PROP_RECORD_TRIP_HISTORY, | ||
2485 | g_param_spec_boolean ("record-trip-history", | ||
2486 | "record trip history", | ||
2487 | "should all gps points be recorded in a trip history", | ||
2488 | TRUE, | ||
2489 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2490 | |||
2491 | g_object_class_install_property (object_class, | ||
2492 | PROP_SHOW_TRIP_HISTORY, | ||
2493 | g_param_spec_boolean ("show-trip-history", | ||
2494 | "show trip history", | ||
2495 | "should the recorded trip history be shown on the map", | ||
2496 | TRUE, | ||
2497 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2498 | |||
2499 | g_object_class_install_property (object_class, | ||
2500 | PROP_AUTO_DOWNLOAD, | ||
2501 | g_param_spec_boolean ("auto-download", | ||
2502 | "auto download", | ||
2503 | "map auto download", | ||
2504 | TRUE, | ||
2505 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2506 | |||
2507 | g_object_class_install_property (object_class, | ||
2508 | PROP_REPO_URI, | ||
2509 | g_param_spec_string ("repo-uri", | ||
2510 | "repo uri", | ||
2511 | harbaum | 55 | "map source tile repository uri", |
2512 | OSM_REPO_URI, | ||
2513 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
2514 | |||
2515 | harbaum | 55 | g_object_class_install_property (object_class, |
2516 | harbaum | 32 | PROP_PROXY_URI, |
2517 | g_param_spec_string ("proxy-uri", | ||
2518 | "proxy uri", | ||
2519 | "http proxy uri on NULL", | ||
2520 | NULL, | ||
2521 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2522 | |||
2523 | g_object_class_install_property (object_class, | ||
2524 | PROP_TILE_CACHE_DIR, | ||
2525 | g_param_spec_string ("tile-cache", | ||
2526 | "tile cache", | ||
2527 | "osm local tile cache dir", | ||
2528 | harbaum | 55 | NULL, |
2529 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
2530 | |||
2531 | g_object_class_install_property (object_class, | ||
2532 | PROP_TILE_CACHE_DIR_IS_FULL_PATH, | ||
2533 | g_param_spec_boolean ("tile-cache-is-full-path", | ||
2534 | "tile cache is full path", | ||
2535 | "if true, the path passed to tile-cache is interpreted as the full cache path", | ||
2536 | FALSE, | ||
2537 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2538 | |||
2539 | g_object_class_install_property (object_class, | ||
2540 | PROP_ZOOM, | ||
2541 | g_param_spec_int ("zoom", | ||
2542 | "zoom", | ||
2543 | "zoom level", | ||
2544 | MIN_ZOOM, /* minimum property value */ | ||
2545 | MAX_ZOOM, /* maximum property value */ | ||
2546 | 3, | ||
2547 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2548 | |||
2549 | g_object_class_install_property (object_class, | ||
2550 | PROP_MAX_ZOOM, | ||
2551 | g_param_spec_int ("max-zoom", | ||
2552 | "max zoom", | ||
2553 | "maximum zoom level", | ||
2554 | MIN_ZOOM, /* minimum property value */ | ||
2555 | MAX_ZOOM, /* maximum property value */ | ||
2556 | harbaum | 55 | OSM_MAX_ZOOM, |
2557 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
2558 | |||
2559 | g_object_class_install_property (object_class, | ||
2560 | PROP_MIN_ZOOM, | ||
2561 | g_param_spec_int ("min-zoom", | ||
2562 | "min zoom", | ||
2563 | "minimum zoom level", | ||
2564 | MIN_ZOOM, /* minimum property value */ | ||
2565 | MAX_ZOOM, /* maximum property value */ | ||
2566 | harbaum | 55 | OSM_MIN_ZOOM, |
2567 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
2568 | |||
2569 | g_object_class_install_property (object_class, | ||
2570 | PROP_LATITUDE, | ||
2571 | g_param_spec_float ("latitude", | ||
2572 | "latitude", | ||
2573 | "latitude in degrees", | ||
2574 | -90.0, /* minimum property value */ | ||
2575 | 90.0, /* maximum property value */ | ||
2576 | 0, | ||
2577 | G_PARAM_READABLE)); | ||
2578 | |||
2579 | g_object_class_install_property (object_class, | ||
2580 | PROP_LONGITUDE, | ||
2581 | g_param_spec_float ("longitude", | ||
2582 | "longitude", | ||
2583 | "longitude in degrees", | ||
2584 | -180.0, /* minimum property value */ | ||
2585 | 180.0, /* maximum property value */ | ||
2586 | 0, | ||
2587 | G_PARAM_READABLE)); | ||
2588 | |||
2589 | g_object_class_install_property (object_class, | ||
2590 | PROP_MAP_X, | ||
2591 | g_param_spec_int ("map-x", | ||
2592 | "map-x", | ||
2593 | "initial map x location", | ||
2594 | G_MININT, /* minimum property value */ | ||
2595 | G_MAXINT, /* maximum property value */ | ||
2596 | 890, | ||
2597 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2598 | |||
2599 | g_object_class_install_property (object_class, | ||
2600 | PROP_MAP_Y, | ||
2601 | g_param_spec_int ("map-y", | ||
2602 | "map-y", | ||
2603 | "initial map y location", | ||
2604 | G_MININT, /* minimum property value */ | ||
2605 | G_MAXINT, /* maximum property value */ | ||
2606 | 515, | ||
2607 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2608 | |||
2609 | g_object_class_install_property (object_class, | ||
2610 | PROP_TILES_QUEUED, | ||
2611 | g_param_spec_int ("tiles-queued", | ||
2612 | "tiles-queued", | ||
2613 | "number of tiles currently waiting to download", | ||
2614 | G_MININT, /* minimum property value */ | ||
2615 | G_MAXINT, /* maximum property value */ | ||
2616 | 0, | ||
2617 | G_PARAM_READABLE)); | ||
2618 | |||
2619 | g_object_class_install_property (object_class, | ||
2620 | PROP_GPS_TRACK_WIDTH, | ||
2621 | g_param_spec_int ("gps-track-width", | ||
2622 | "gps-track-width", | ||
2623 | "width of the lines drawn for the gps track", | ||
2624 | 1, /* minimum property value */ | ||
2625 | G_MAXINT, /* maximum property value */ | ||
2626 | 4, | ||
2627 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2628 | |||
2629 | g_object_class_install_property (object_class, | ||
2630 | PROP_GPS_POINT_R1, | ||
2631 | g_param_spec_int ("gps-track-point-radius", | ||
2632 | "gps-track-point-radius", | ||
2633 | "radius of the gps point inner circle", | ||
2634 | 0, /* minimum property value */ | ||
2635 | G_MAXINT, /* maximum property value */ | ||
2636 | 5, | ||
2637 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2638 | |||
2639 | g_object_class_install_property (object_class, | ||
2640 | PROP_GPS_POINT_R2, | ||
2641 | g_param_spec_int ("gps-track-highlight-radius", | ||
2642 | "gps-track-highlight-radius", | ||
2643 | "radius of the gps point highlight circle", | ||
2644 | 0, /* minimum property value */ | ||
2645 | G_MAXINT, /* maximum property value */ | ||
2646 | 20, | ||
2647 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2648 | |||
2649 | harbaum | 55 | g_object_class_install_property (object_class, |
2650 | PROP_MAP_SOURCE, | ||
2651 | g_param_spec_int ("map-source", | ||
2652 | "map source", | ||
2653 | "map source ID", | ||
2654 | -1, /* minimum property value */ | ||
2655 | G_MAXINT, /* maximum property value */ | ||
2656 | -1, | ||
2657 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2658 | |||
2659 | g_object_class_install_property (object_class, | ||
2660 | PROP_IMAGE_FORMAT, | ||
2661 | g_param_spec_string ("image-format", | ||
2662 | "image format", | ||
2663 | "map source tile repository image format (jpg, png)", | ||
2664 | OSM_IMAGE_FORMAT, | ||
2665 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2666 | harbaum | 32 | } |
2667 | |||
2668 | harbaum | 55 | const char* |
2669 | osm_gps_map_source_get_friendly_name(OsmGpsMapSource_t source) | ||
2670 | { | ||
2671 | switch(source) | ||
2672 | { | ||
2673 | case OSM_GPS_MAP_SOURCE_NULL: | ||
2674 | return "None"; | ||
2675 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: | ||
2676 | return "OpenStreetMap"; | ||
2677 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: | ||
2678 | return "OpenStreetMap Renderer"; | ||
2679 | case OSM_GPS_MAP_SOURCE_OPENAERIALMAP: | ||
2680 | return "OpenAerialMap"; | ||
2681 | case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: | ||
2682 | return "Maps-For-Free"; | ||
2683 | case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: | ||
2684 | return "Google Maps"; | ||
2685 | case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: | ||
2686 | return "Google Satellite"; | ||
2687 | case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: | ||
2688 | return "Google Hybrid"; | ||
2689 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: | ||
2690 | return "Virtual Earth"; | ||
2691 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: | ||
2692 | return "Virtual Earth Satellite"; | ||
2693 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: | ||
2694 | return "Virtual Earth Hybrid"; | ||
2695 | case OSM_GPS_MAP_SOURCE_YAHOO_STREET: | ||
2696 | return "Yahoo Maps"; | ||
2697 | case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: | ||
2698 | return "Yahoo Satellite"; | ||
2699 | case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: | ||
2700 | return "Yahoo Hybrid"; | ||
2701 | default: | ||
2702 | return NULL; | ||
2703 | } | ||
2704 | return NULL; | ||
2705 | } | ||
2706 | |||
2707 | //http://www.internettablettalk.com/forums/showthread.php?t=5209 | ||
2708 | //https://garage.maemo.org/plugins/scmsvn/viewcvs.php/trunk/src/maps.c?root=maemo-mapper&view=markup | ||
2709 | //http://www.ponies.me.uk/maps/GoogleTileUtils.java | ||
2710 | //http://www.mgmaps.com/cache/MapTileCacher.perl | ||
2711 | const char* | ||
2712 | osm_gps_map_source_get_repo_uri(OsmGpsMapSource_t source) | ||
2713 | { | ||
2714 | switch(source) | ||
2715 | { | ||
2716 | case OSM_GPS_MAP_SOURCE_NULL: | ||
2717 | return "none://"; | ||
2718 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: | ||
2719 | return OSM_REPO_URI; | ||
2720 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: | ||
2721 | return "http://tah.openstreetmap.org/Tiles/tile/#Z/#X/#Y.png"; | ||
2722 | case OSM_GPS_MAP_SOURCE_OPENAERIALMAP: | ||
2723 | return "http://tile.openaerialmap.org/tiles/1.0.0/openaerialmap-900913/#Z/#X/#Y.jpg"; | ||
2724 | case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: | ||
2725 | return "http://maps-for-free.com/layer/relief/z#Z/row#Y/#Z_#X-#Y.jpg"; | ||
2726 | case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: | ||
2727 | return "http://mt#R.google.com/vt/v=w2.97&x=#X&y=#Y&z=#Z"; | ||
2728 | case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: | ||
2729 | return "http://khm#R.google.com/kh?n=404&v=3&t=#Q"; | ||
2730 | case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: | ||
2731 | return NULL; /* No longer working "http://mt#R.google.com/mt?n=404&v=w2t.99&x=#X&y=#Y&zoom=#S" */ | ||
2732 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: | ||
2733 | return "http://a#R.ortho.tiles.virtualearth.net/tiles/r#W.jpeg?g=50"; | ||
2734 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: | ||
2735 | return "http://a#R.ortho.tiles.virtualearth.net/tiles/a#W.jpeg?g=50"; | ||
2736 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: | ||
2737 | return "http://a#R.ortho.tiles.virtualearth.net/tiles/h#W.jpeg?g=50"; | ||
2738 | case OSM_GPS_MAP_SOURCE_YAHOO_STREET: | ||
2739 | case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: | ||
2740 | case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: | ||
2741 | /* TODO: Implement signed Y, aka U | ||
2742 | * http://us.maps3.yimg.com/aerial.maps.yimg.com/ximg?v=1.7&t=a&s=256&x=%d&y=%-d&z=%d | ||
2743 | * x = tilex, | ||
2744 | * y = (1 << (MAX_ZOOM - zoom)) - tiley - 1, | ||
2745 | * z = zoom - (MAX_ZOOM - 17)); | ||
2746 | */ | ||
2747 | return NULL; | ||
2748 | default: | ||
2749 | return NULL; | ||
2750 | } | ||
2751 | return NULL; | ||
2752 | } | ||
2753 | |||
2754 | const char * | ||
2755 | osm_gps_map_source_get_image_format(OsmGpsMapSource_t source) | ||
2756 | { | ||
2757 | switch(source) { | ||
2758 | case OSM_GPS_MAP_SOURCE_NULL: | ||
2759 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: | ||
2760 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: | ||
2761 | return "png"; | ||
2762 | case OSM_GPS_MAP_SOURCE_OPENAERIALMAP: | ||
2763 | case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: | ||
2764 | case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: | ||
2765 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: | ||
2766 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: | ||
2767 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: | ||
2768 | case OSM_GPS_MAP_SOURCE_YAHOO_STREET: | ||
2769 | case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: | ||
2770 | case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: | ||
2771 | case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: | ||
2772 | case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: | ||
2773 | return "jpg"; | ||
2774 | default: | ||
2775 | return "bin"; | ||
2776 | } | ||
2777 | return "bin"; | ||
2778 | } | ||
2779 | |||
2780 | |||
2781 | int | ||
2782 | osm_gps_map_source_get_min_zoom(OsmGpsMapSource_t source) | ||
2783 | { | ||
2784 | return 1; | ||
2785 | } | ||
2786 | |||
2787 | int | ||
2788 | osm_gps_map_source_get_max_zoom(OsmGpsMapSource_t source) | ||
2789 | { | ||
2790 | switch(source) { | ||
2791 | case OSM_GPS_MAP_SOURCE_NULL: | ||
2792 | return 18; | ||
2793 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: | ||
2794 | return OSM_MAX_ZOOM; | ||
2795 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: | ||
2796 | case OSM_GPS_MAP_SOURCE_OPENAERIALMAP: | ||
2797 | case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: | ||
2798 | case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: | ||
2799 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: | ||
2800 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: | ||
2801 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: | ||
2802 | case OSM_GPS_MAP_SOURCE_YAHOO_STREET: | ||
2803 | case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: | ||
2804 | case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: | ||
2805 | return 17; | ||
2806 | case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: | ||
2807 | return 11; | ||
2808 | case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: | ||
2809 | return 18; | ||
2810 | default: | ||
2811 | return 17; | ||
2812 | } | ||
2813 | return 17; | ||
2814 | } | ||
2815 | |||
2816 | harbaum | 32 | void |
2817 | osm_gps_map_download_maps (OsmGpsMap *map, coord_t *pt1, coord_t *pt2, int zoom_start, int zoom_end) | ||
2818 | { | ||
2819 | int i,j,zoom,num_tiles; | ||
2820 | OsmGpsMapPrivate *priv = map->priv; | ||
2821 | |||
2822 | if (pt1 && pt2) | ||
2823 | { | ||
2824 | gchar *filename; | ||
2825 | num_tiles = 0; | ||
2826 | zoom_end = CLAMP(zoom_end, priv->min_zoom, priv->max_zoom); | ||
2827 | g_debug("Download maps: z:%d->%d",zoom_start, zoom_end); | ||
2828 | |||
2829 | for(zoom=zoom_start; zoom<=zoom_end; zoom++) | ||
2830 | { | ||
2831 | int x1,y1,x2,y2; | ||
2832 | |||
2833 | x1 = (int)floor((float)lon2pixel(zoom, pt1->rlon) / (float)TILESIZE); | ||
2834 | y1 = (int)floor((float)lat2pixel(zoom, pt1->rlat) / (float)TILESIZE); | ||
2835 | |||
2836 | x2 = (int)floor((float)lon2pixel(zoom, pt2->rlon) / (float)TILESIZE); | ||
2837 | y2 = (int)floor((float)lat2pixel(zoom, pt2->rlat) / (float)TILESIZE); | ||
2838 | |||
2839 | // loop x1-x2 | ||
2840 | for(i=x1; i<=x2; i++) | ||
2841 | { | ||
2842 | // loop y1 - y2 | ||
2843 | for(j=y1; j<=y2; j++) | ||
2844 | { | ||
2845 | // x = i, y = j | ||
2846 | harbaum | 55 | filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", |
2847 | priv->cache_dir, G_DIR_SEPARATOR, | ||
2848 | zoom, G_DIR_SEPARATOR, | ||
2849 | i, G_DIR_SEPARATOR, | ||
2850 | j, | ||
2851 | priv->image_format); | ||
2852 | if (!g_file_test(filename, G_FILE_TEST_EXISTS)) | ||
2853 | harbaum | 32 | { |
2854 | osm_gps_map_download_tile(map, zoom, i, j, FALSE); | ||
2855 | num_tiles++; | ||
2856 | } | ||
2857 | g_free(filename); | ||
2858 | } | ||
2859 | } | ||
2860 | g_debug("DL @Z:%d = %d tiles",zoom,num_tiles); | ||
2861 | } | ||
2862 | } | ||
2863 | } | ||
2864 | |||
2865 | void | ||
2866 | osm_gps_map_get_bbox (OsmGpsMap *map, coord_t *pt1, coord_t *pt2) | ||
2867 | { | ||
2868 | OsmGpsMapPrivate *priv = map->priv; | ||
2869 | |||
2870 | if (pt1 && pt2) { | ||
2871 | pt1->rlat = pixel2lat(priv->map_zoom, priv->map_y); | ||
2872 | pt1->rlon = pixel2lon(priv->map_zoom, priv->map_x); | ||
2873 | pt2->rlat = pixel2lat(priv->map_zoom, priv->map_y + GTK_WIDGET(map)->allocation.height); | ||
2874 | pt2->rlon = pixel2lon(priv->map_zoom, priv->map_x + GTK_WIDGET(map)->allocation.width); | ||
2875 | |||
2876 | g_debug("BBOX: %f %f %f %f", pt1->rlat, pt1->rlon, pt2->rlat, pt2->rlon); | ||
2877 | } | ||
2878 | } | ||
2879 | |||
2880 | void | ||
2881 | osm_gps_map_set_mapcenter (OsmGpsMap *map, float latitude, float longitude, int zoom) | ||
2882 | { | ||
2883 | osm_gps_map_set_center (map, latitude, longitude); | ||
2884 | osm_gps_map_set_zoom (map, zoom); | ||
2885 | } | ||
2886 | |||
2887 | void | ||
2888 | osm_gps_map_set_center (OsmGpsMap *map, float latitude, float longitude) | ||
2889 | { | ||
2890 | int pixel_x, pixel_y; | ||
2891 | OsmGpsMapPrivate *priv; | ||
2892 | |||
2893 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2894 | priv = map->priv; | ||
2895 | |||
2896 | priv->center_rlat = deg2rad(latitude); | ||
2897 | priv->center_rlon = deg2rad(longitude); | ||
2898 | priv->center_coord_set = TRUE; | ||
2899 | |||
2900 | // pixel_x,y, offsets | ||
2901 | pixel_x = lon2pixel(priv->map_zoom, priv->center_rlon); | ||
2902 | pixel_y = lat2pixel(priv->map_zoom, priv->center_rlat); | ||
2903 | |||
2904 | priv->map_x = pixel_x - GTK_WIDGET(map)->allocation.width/2; | ||
2905 | priv->map_y = pixel_y - GTK_WIDGET(map)->allocation.height/2; | ||
2906 | |||
2907 | osm_gps_map_map_redraw_idle(map); | ||
2908 | } | ||
2909 | |||
2910 | int | ||
2911 | osm_gps_map_set_zoom (OsmGpsMap *map, int zoom) | ||
2912 | { | ||
2913 | int zoom_old; | ||
2914 | harbaum | 55 | double factor = 0.0; |
2915 | harbaum | 32 | int width_center, height_center; |
2916 | OsmGpsMapPrivate *priv; | ||
2917 | |||
2918 | g_return_val_if_fail (OSM_IS_GPS_MAP (map), 0); | ||
2919 | priv = map->priv; | ||
2920 | |||
2921 | if (zoom != priv->map_zoom) | ||
2922 | { | ||
2923 | width_center = GTK_WIDGET(map)->allocation.width / 2; | ||
2924 | height_center = GTK_WIDGET(map)->allocation.height / 2; | ||
2925 | |||
2926 | zoom_old = priv->map_zoom; | ||
2927 | //constrain zoom min_zoom -> max_zoom | ||
2928 | priv->map_zoom = CLAMP(zoom, priv->min_zoom, priv->max_zoom); | ||
2929 | |||
2930 | if (priv->center_coord_set) | ||
2931 | { | ||
2932 | priv->map_x = lon2pixel(priv->map_zoom, priv->center_rlon) - width_center; | ||
2933 | priv->map_y = lat2pixel(priv->map_zoom, priv->center_rlat) - height_center; | ||
2934 | } | ||
2935 | else | ||
2936 | { | ||
2937 | factor = exp(priv->map_zoom * M_LN2)/exp(zoom_old * M_LN2); | ||
2938 | priv->map_x = ((priv->map_x + width_center) * factor) - width_center; | ||
2939 | priv->map_y = ((priv->map_y + height_center) * factor) - height_center; | ||
2940 | } | ||
2941 | |||
2942 | g_debug("Zoom changed from %d to %d factor:%f x:%d", | ||
2943 | zoom_old, priv->map_zoom, factor, priv->map_x); | ||
2944 | |||
2945 | osm_gps_map_map_redraw_idle(map); | ||
2946 | } | ||
2947 | return priv->map_zoom; | ||
2948 | } | ||
2949 | |||
2950 | void | ||
2951 | osm_gps_map_add_track (OsmGpsMap *map, GSList *track) | ||
2952 | { | ||
2953 | OsmGpsMapPrivate *priv; | ||
2954 | |||
2955 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2956 | priv = map->priv; | ||
2957 | |||
2958 | if (track) { | ||
2959 | priv->tracks = g_slist_append(priv->tracks, track); | ||
2960 | osm_gps_map_map_redraw_idle(map); | ||
2961 | } | ||
2962 | } | ||
2963 | |||
2964 | void | ||
2965 | osm_gps_map_clear_tracks (OsmGpsMap *map) | ||
2966 | { | ||
2967 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2968 | |||
2969 | osm_gps_map_free_tracks(map); | ||
2970 | osm_gps_map_map_redraw_idle(map); | ||
2971 | } | ||
2972 | |||
2973 | void | ||
2974 | osm_gps_map_add_image (OsmGpsMap *map, float latitude, float longitude, GdkPixbuf *image) | ||
2975 | { | ||
2976 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2977 | |||
2978 | if (image) { | ||
2979 | OsmGpsMapPrivate *priv = map->priv; | ||
2980 | image_t *im; | ||
2981 | |||
2982 | //cache w/h for speed, and add image to list | ||
2983 | im = g_new0(image_t,1); | ||
2984 | im->w = gdk_pixbuf_get_width(image); | ||
2985 | harbaum | 55 | im->h = gdk_pixbuf_get_height(image); |
2986 | harbaum | 32 | im->pt.rlat = deg2rad(latitude); |
2987 | im->pt.rlon = deg2rad(longitude); | ||
2988 | |||
2989 | g_object_ref(image); | ||
2990 | im->image = image; | ||
2991 | |||
2992 | priv->images = g_slist_append(priv->images, im); | ||
2993 | |||
2994 | osm_gps_map_map_redraw_idle(map); | ||
2995 | } | ||
2996 | } | ||
2997 | |||
2998 | harbaum | 55 | gboolean |
2999 | osm_gps_map_remove_image (OsmGpsMap *map, GdkPixbuf *image) | ||
3000 | { | ||
3001 | OsmGpsMapPrivate *priv = map->priv; | ||
3002 | if (priv->images) { | ||
3003 | GSList *list; | ||
3004 | for(list = priv->images; list != NULL; list = list->next) | ||
3005 | { | ||
3006 | image_t *im = list->data; | ||
3007 | if (im->image == image) | ||
3008 | { | ||
3009 | priv->images = g_slist_remove_link(priv->images, list); | ||
3010 | g_object_unref(im->image); | ||
3011 | g_free(im); | ||
3012 | osm_gps_map_map_redraw_idle(map); | ||
3013 | return TRUE; | ||
3014 | } | ||
3015 | } | ||
3016 | } | ||
3017 | return FALSE; | ||
3018 | } | ||
3019 | |||
3020 | harbaum | 32 | void |
3021 | osm_gps_map_clear_images (OsmGpsMap *map) | ||
3022 | { | ||
3023 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
3024 | |||
3025 | osm_gps_map_free_images(map); | ||
3026 | osm_gps_map_map_redraw_idle(map); | ||
3027 | } | ||
3028 | |||
3029 | void | ||
3030 | osm_gps_map_osd_speed (OsmGpsMap *map, float speed) | ||
3031 | { | ||
3032 | OsmGpsMapPrivate *priv; | ||
3033 | |||
3034 | PangoContext *context = NULL; | ||
3035 | PangoLayout *layout = NULL; | ||
3036 | PangoFontDescription *desc = NULL; | ||
3037 | |||
3038 | GdkColor color; | ||
3039 | GdkGC *gc; | ||
3040 | |||
3041 | gchar *buffer; | ||
3042 | //static int x = 10, y = 10; | ||
3043 | static int width = 0, height = 0; | ||
3044 | |||
3045 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
3046 | priv = map->priv; | ||
3047 | |||
3048 | buffer = g_strdup_printf("%.0f", speed); | ||
3049 | |||
3050 | /* pango initialisation */ | ||
3051 | context = gtk_widget_get_pango_context (GTK_WIDGET(map)); | ||
3052 | layout = pango_layout_new (context); | ||
3053 | desc = pango_font_description_new(); | ||
3054 | |||
3055 | pango_font_description_set_size (desc, 40 * PANGO_SCALE); | ||
3056 | pango_layout_set_font_description (layout, desc); | ||
3057 | pango_layout_set_text (layout, buffer, strlen(buffer)); | ||
3058 | |||
3059 | gc = gdk_gc_new (GTK_WIDGET(map)->window); | ||
3060 | |||
3061 | color.red = (0 > 50) ? 0xffff : 0; | ||
3062 | color.green = 0; | ||
3063 | color.blue = 0; | ||
3064 | |||
3065 | gdk_gc_set_rgb_fg_color (gc, &color); | ||
3066 | |||
3067 | /* faster / less flicker alternative:*/ | ||
3068 | gdk_draw_drawable ( | ||
3069 | GTK_WIDGET(map)->window, | ||
3070 | GTK_WIDGET(map)->style->fg_gc[GTK_WIDGET_STATE(map)], | ||
3071 | priv->pixmap, | ||
3072 | 0,0, | ||
3073 | 0,0, | ||
3074 | width+10,width+10); | ||
3075 | |||
3076 | gdk_draw_layout(GTK_WIDGET(map)->window, | ||
3077 | gc, | ||
3078 | 0, 0, | ||
3079 | layout); | ||
3080 | |||
3081 | /* set width and height */ | ||
3082 | pango_layout_get_pixel_size(layout, &width, &height); | ||
3083 | |||
3084 | g_free(buffer); | ||
3085 | pango_font_description_free (desc); | ||
3086 | g_object_unref (layout); | ||
3087 | g_object_unref (gc); | ||
3088 | } | ||
3089 | |||
3090 | void | ||
3091 | osm_gps_map_draw_gps (OsmGpsMap *map, float latitude, float longitude, float heading) | ||
3092 | { | ||
3093 | int pixel_x, pixel_y; | ||
3094 | OsmGpsMapPrivate *priv; | ||
3095 | |||
3096 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
3097 | priv = map->priv; | ||
3098 | |||
3099 | priv->gps->rlat = deg2rad(latitude); | ||
3100 | priv->gps->rlon = deg2rad(longitude); | ||
3101 | priv->gps_valid = TRUE; | ||
3102 | |||
3103 | // pixel_x,y, offsets | ||
3104 | pixel_x = lon2pixel(priv->map_zoom, priv->gps->rlon); | ||
3105 | pixel_y = lat2pixel(priv->map_zoom, priv->gps->rlat); | ||
3106 | |||
3107 | //If trip marker add to list of gps points. | ||
3108 | if (priv->record_trip_history) { | ||
3109 | coord_t *tp = g_new0(coord_t,1); | ||
3110 | tp->rlat = priv->gps->rlat; | ||
3111 | tp->rlon = priv->gps->rlon; | ||
3112 | priv->trip_history = g_slist_append(priv->trip_history, tp); | ||
3113 | } | ||
3114 | |||
3115 | // dont draw anything if we are dragging | ||
3116 | if (priv->dragging) { | ||
3117 | g_debug("Dragging"); | ||
3118 | return; | ||
3119 | } | ||
3120 | |||
3121 | //Automatically center the map if the track approaches the edge | ||
3122 | if(priv->map_auto_center) { | ||
3123 | int x = pixel_x - priv->map_x; | ||
3124 | int y = pixel_y - priv->map_y; | ||
3125 | int width = GTK_WIDGET(map)->allocation.width; | ||
3126 | int height = GTK_WIDGET(map)->allocation.height; | ||
3127 | if( x < (width/2 - width/8) || x > (width/2 + width/8) || | ||
3128 | y < (height/2 - height/8) || y > (height/2 + height/8)) { | ||
3129 | |||
3130 | priv->map_x = pixel_x - GTK_WIDGET(map)->allocation.width/2; | ||
3131 | priv->map_y = pixel_y - GTK_WIDGET(map)->allocation.height/2; | ||
3132 | priv->center_coord_set = FALSE; | ||
3133 | } | ||
3134 | } | ||
3135 | |||
3136 | // this redraws the map (including the gps track, and adjusts the | ||
3137 | // map center if it was changed | ||
3138 | osm_gps_map_map_redraw_idle(map); | ||
3139 | } | ||
3140 | |||
3141 | void | ||
3142 | osm_gps_map_clear_gps (OsmGpsMap *map) | ||
3143 | { | ||
3144 | osm_gps_map_free_trip(map); | ||
3145 | osm_gps_map_map_redraw_idle(map); | ||
3146 | } | ||
3147 | |||
3148 | coord_t | ||
3149 | osm_gps_map_get_co_ordinates (OsmGpsMap *map, int pixel_x, int pixel_y) | ||
3150 | { | ||
3151 | coord_t coord; | ||
3152 | OsmGpsMapPrivate *priv = map->priv; | ||
3153 | |||
3154 | coord.rlat = pixel2lat(priv->map_zoom, priv->map_y + pixel_y); | ||
3155 | coord.rlon = pixel2lon(priv->map_zoom, priv->map_x + pixel_x); | ||
3156 | return coord; | ||
3157 | } | ||
3158 | |||
3159 | GtkWidget * | ||
3160 | osm_gps_map_new (void) | ||
3161 | { | ||
3162 | return g_object_new (OSM_TYPE_GPS_MAP, NULL); | ||
3163 | } | ||
3164 | |||
3165 | void | ||
3166 | osm_gps_map_screen_to_geographic (OsmGpsMap *map, gint pixel_x, gint pixel_y, | ||
3167 | gfloat *latitude, gfloat *longitude) | ||
3168 | { | ||
3169 | OsmGpsMapPrivate *priv; | ||
3170 | |||
3171 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
3172 | priv = map->priv; | ||
3173 | |||
3174 | if (latitude) | ||
3175 | *latitude = rad2deg(pixel2lat(priv->map_zoom, priv->map_y + pixel_y)); | ||
3176 | if (longitude) | ||
3177 | *longitude = rad2deg(pixel2lon(priv->map_zoom, priv->map_x + pixel_x)); | ||
3178 | } | ||
3179 | |||
3180 | void | ||
3181 | osm_gps_map_geographic_to_screen (OsmGpsMap *map, | ||
3182 | gfloat latitude, gfloat longitude, | ||
3183 | gint *pixel_x, gint *pixel_y) | ||
3184 | { | ||
3185 | OsmGpsMapPrivate *priv; | ||
3186 | |||
3187 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
3188 | priv = map->priv; | ||
3189 | |||
3190 | if (pixel_x) | ||
3191 | *pixel_x = lon2pixel(priv->map_zoom, deg2rad(longitude)) - priv->map_x; | ||
3192 | if (pixel_y) | ||
3193 | *pixel_y = lat2pixel(priv->map_zoom, deg2rad(latitude)) - priv->map_y; | ||
3194 | } | ||
3195 | |||
3196 | void | ||
3197 | osm_gps_map_scroll (OsmGpsMap *map, gint dx, gint dy) | ||
3198 | { | ||
3199 | OsmGpsMapPrivate *priv; | ||
3200 | |||
3201 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
3202 | priv = map->priv; | ||
3203 | |||
3204 | priv->center_coord_set = FALSE; | ||
3205 | priv->map_x += dx; | ||
3206 | priv->map_y += dy; | ||
3207 | |||
3208 | osm_gps_map_map_redraw_idle (map); | ||
3209 | } | ||
3210 | |||
3211 | harbaum | 55 | float |
3212 | osm_gps_map_get_scale(OsmGpsMap *map) | ||
3213 | { | ||
3214 | OsmGpsMapPrivate *priv; | ||
3215 | |||
3216 | g_return_val_if_fail (OSM_IS_GPS_MAP (map), OSM_NAN); | ||
3217 | priv = map->priv; | ||
3218 | |||
3219 | return osm_gps_map_get_scale_at_point(priv->map_zoom, priv->center_rlat, priv->center_rlon); | ||
3220 | } | ||
3221 | |||
3222 | harbaum | 57 | void |
3223 | harbaum | 58 | osm_gps_map_draw_balloon (OsmGpsMap *map, float latitude, float longitude, |
3224 | OsmGpsMapBalloonCallback cb, gpointer data) | ||
3225 | harbaum | 57 | { |
3226 | OsmGpsMapPrivate *priv; | ||
3227 | |||
3228 | /* remove and previously installed balloon */ | ||
3229 | osm_gps_map_clear_balloon (map); | ||
3230 | |||
3231 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
3232 | priv = map->priv; | ||
3233 | |||
3234 | harbaum | 58 | priv->balloon.coo->rlat = deg2rad(latitude); |
3235 | priv->balloon.coo->rlon = deg2rad(longitude); | ||
3236 | priv->balloon.valid = TRUE; | ||
3237 | harbaum | 57 | |
3238 | harbaum | 58 | priv->balloon.cb = cb; |
3239 | priv->balloon.data = data; | ||
3240 | |||
3241 | harbaum | 57 | // this redraws the map |
3242 | osm_gps_map_map_redraw_idle(map); | ||
3243 | } | ||
3244 | |||
3245 | void | ||
3246 | osm_gps_map_clear_balloon (OsmGpsMap *map) | ||
3247 | { | ||
3248 | OsmGpsMapPrivate *priv; | ||
3249 | |||
3250 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
3251 | priv = map->priv; | ||
3252 | |||
3253 | harbaum | 58 | priv->balloon.valid = FALSE; |
3254 | harbaum | 57 | |
3255 | osm_gps_map_map_redraw_idle(map); | ||
3256 | } |