Parent Directory | Revision Log
Balloon to OSD migration started
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 | harbaum | 77 | #define OSM_GPS_MAP_SCROLL_STEP 10 |
53 | |||
54 | /* any defined key enables key support */ | ||
55 | #if (defined(OSM_GPS_MAP_KEY_FULLSCREEN) || \ | ||
56 | defined(OSM_GPS_MAP_KEY_ZOOMIN) || \ | ||
57 | defined(OSM_GPS_MAP_KEY_ZOOMOUT) || \ | ||
58 | defined(OSM_GPS_MAP_KEY_UP) || \ | ||
59 | defined(OSM_GPS_MAP_KEY_DOWN) || \ | ||
60 | defined(OSM_GPS_MAP_KEY_LEFT) || \ | ||
61 | defined(OSM_GPS_MAP_KEY_RIGHT)) | ||
62 | #define OSM_GPS_MAP_KEYS | ||
63 | #endif | ||
64 | |||
65 | #ifdef OSM_GPS_MAP_KEYS | ||
66 | #include <gdk/gdkkeysyms.h> | ||
67 | #endif | ||
68 | |||
69 | harbaum | 89 | #define USER_AGENT "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11" |
70 | |||
71 | harbaum | 32 | struct _OsmGpsMapPrivate |
72 | { | ||
73 | GHashTable *tile_queue; | ||
74 | GHashTable *missing_tiles; | ||
75 | GHashTable *tile_cache; | ||
76 | |||
77 | int map_zoom; | ||
78 | int max_zoom; | ||
79 | int min_zoom; | ||
80 | gboolean map_auto_center; | ||
81 | gboolean map_auto_download; | ||
82 | int map_x; | ||
83 | int map_y; | ||
84 | |||
85 | /* Latitude and longitude of the center of the map, in radians */ | ||
86 | gfloat center_rlat; | ||
87 | gfloat center_rlon; | ||
88 | |||
89 | guint max_tile_cache_size; | ||
90 | /* Incremented at each redraw */ | ||
91 | guint redraw_cycle; | ||
92 | /* ID of the idle redraw operation */ | ||
93 | guint idle_map_redraw; | ||
94 | |||
95 | //how we download tiles | ||
96 | SoupSession *soup_session; | ||
97 | char *proxy_uri; | ||
98 | |||
99 | //where downloaded tiles are cached | ||
100 | harbaum | 89 | char *tile_dir; |
101 | harbaum | 32 | char *cache_dir; |
102 | |||
103 | //contains flags indicating the various special characters | ||
104 | //the uri string contains, that will be replaced when calculating | ||
105 | //the uri to download. | ||
106 | harbaum | 55 | OsmGpsMapSource_t map_source; |
107 | harbaum | 32 | char *repo_uri; |
108 | harbaum | 55 | char *image_format; |
109 | harbaum | 32 | int uri_format; |
110 | //flag indicating if the map source is located on the google | ||
111 | gboolean the_google; | ||
112 | |||
113 | //gps tracking state | ||
114 | gboolean record_trip_history; | ||
115 | gboolean show_trip_history; | ||
116 | GSList *trip_history; | ||
117 | coord_t *gps; | ||
118 | harbaum | 97 | float gps_heading; |
119 | harbaum | 32 | gboolean gps_valid; |
120 | |||
121 | harbaum | 61 | #ifdef ENABLE_OSD |
122 | harbaum | 73 | //the osd controls (if present) |
123 | osm_gps_map_osd_t *osd; | ||
124 | harbaum | 75 | #ifdef OSD_DOUBLE_BUFFER |
125 | GdkPixmap *dbuf_pixmap; | ||
126 | harbaum | 61 | #endif |
127 | harbaum | 75 | #endif |
128 | harbaum | 77 | |
129 | #ifdef OSM_GPS_MAP_KEY_FULLSCREEN | ||
130 | gboolean fullscreen; | ||
131 | #endif | ||
132 | harbaum | 73 | |
133 | harbaum | 32 | //additional images or tracks added to the map |
134 | GSList *tracks; | ||
135 | GSList *images; | ||
136 | |||
137 | //Used for storing the joined tiles | ||
138 | GdkPixmap *pixmap; | ||
139 | GdkGC *gc_map; | ||
140 | |||
141 | //The tile painted when one cannot be found | ||
142 | harbaum | 55 | GdkPixbuf *null_tile; |
143 | harbaum | 32 | |
144 | //For tracking click and drag | ||
145 | int drag_counter; | ||
146 | int drag_mouse_dx; | ||
147 | int drag_mouse_dy; | ||
148 | int drag_start_mouse_x; | ||
149 | int drag_start_mouse_y; | ||
150 | int drag_start_map_x; | ||
151 | int drag_start_map_y; | ||
152 | |||
153 | //for customizing the redering of the gps track | ||
154 | int ui_gps_track_width; | ||
155 | int ui_gps_point_inner_radius; | ||
156 | int ui_gps_point_outer_radius; | ||
157 | |||
158 | guint is_disposed : 1; | ||
159 | guint dragging : 1; | ||
160 | guint center_coord_set : 1; | ||
161 | }; | ||
162 | |||
163 | #define OSM_GPS_MAP_PRIVATE(o) (OSM_GPS_MAP (o)->priv) | ||
164 | |||
165 | typedef struct | ||
166 | { | ||
167 | GdkPixbuf *pixbuf; | ||
168 | /* We keep track of the number of the redraw cycle this tile was last used, | ||
169 | * so that osm_gps_map_purge_cache() can remove the older ones */ | ||
170 | guint redraw_cycle; | ||
171 | } OsmCachedTile; | ||
172 | |||
173 | enum | ||
174 | { | ||
175 | PROP_0, | ||
176 | |||
177 | PROP_AUTO_CENTER, | ||
178 | PROP_RECORD_TRIP_HISTORY, | ||
179 | PROP_SHOW_TRIP_HISTORY, | ||
180 | PROP_AUTO_DOWNLOAD, | ||
181 | PROP_REPO_URI, | ||
182 | PROP_PROXY_URI, | ||
183 | PROP_TILE_CACHE_DIR, | ||
184 | PROP_ZOOM, | ||
185 | PROP_MAX_ZOOM, | ||
186 | PROP_MIN_ZOOM, | ||
187 | PROP_LATITUDE, | ||
188 | PROP_LONGITUDE, | ||
189 | PROP_MAP_X, | ||
190 | PROP_MAP_Y, | ||
191 | PROP_TILES_QUEUED, | ||
192 | PROP_GPS_TRACK_WIDTH, | ||
193 | PROP_GPS_POINT_R1, | ||
194 | harbaum | 55 | PROP_GPS_POINT_R2, |
195 | PROP_MAP_SOURCE, | ||
196 | PROP_IMAGE_FORMAT | ||
197 | harbaum | 32 | }; |
198 | |||
199 | G_DEFINE_TYPE (OsmGpsMap, osm_gps_map, GTK_TYPE_DRAWING_AREA); | ||
200 | |||
201 | /* | ||
202 | * Drawing function forward defintions | ||
203 | */ | ||
204 | static gchar *replace_string(const gchar *src, const gchar *from, const gchar *to); | ||
205 | static void inspect_map_uri(OsmGpsMap *map); | ||
206 | static gchar *replace_map_uri(OsmGpsMap *map, const gchar *uri, int zoom, int x, int y); | ||
207 | static void osm_gps_map_print_images (OsmGpsMap *map); | ||
208 | static void osm_gps_map_draw_gps_point (OsmGpsMap *map); | ||
209 | static void osm_gps_map_blit_tile(OsmGpsMap *map, GdkPixbuf *pixbuf, int offset_x, int offset_y); | ||
210 | harbaum | 55 | #ifdef LIBSOUP22 |
211 | static void osm_gps_map_tile_download_complete (SoupMessage *msg, gpointer user_data); | ||
212 | #else | ||
213 | static void osm_gps_map_tile_download_complete (SoupSession *session, SoupMessage *msg, gpointer user_data); | ||
214 | #endif | ||
215 | harbaum | 32 | static void osm_gps_map_download_tile (OsmGpsMap *map, int zoom, int x, int y, gboolean redraw); |
216 | static void osm_gps_map_load_tile (OsmGpsMap *map, int zoom, int x, int y, int offset_x, int offset_y); | ||
217 | static void osm_gps_map_fill_tiles_pixel (OsmGpsMap *map); | ||
218 | static gboolean osm_gps_map_map_redraw (OsmGpsMap *map); | ||
219 | static void osm_gps_map_map_redraw_idle (OsmGpsMap *map); | ||
220 | |||
221 | static void | ||
222 | cached_tile_free (OsmCachedTile *tile) | ||
223 | { | ||
224 | g_object_unref (tile->pixbuf); | ||
225 | g_slice_free (OsmCachedTile, tile); | ||
226 | } | ||
227 | |||
228 | /* | ||
229 | * Description: | ||
230 | * Find and replace text within a string. | ||
231 | * | ||
232 | * Parameters: | ||
233 | * src (in) - pointer to source string | ||
234 | * from (in) - pointer to search text | ||
235 | * to (in) - pointer to replacement text | ||
236 | * | ||
237 | * Returns: | ||
238 | * Returns a pointer to dynamically-allocated memory containing string | ||
239 | * with occurences of the text pointed to by 'from' replaced by with the | ||
240 | * text pointed to by 'to'. | ||
241 | */ | ||
242 | static gchar * | ||
243 | replace_string(const gchar *src, const gchar *from, const gchar *to) | ||
244 | { | ||
245 | size_t size = strlen(src) + 1; | ||
246 | size_t fromlen = strlen(from); | ||
247 | size_t tolen = strlen(to); | ||
248 | |||
249 | /* Allocate the first chunk with enough for the original string. */ | ||
250 | gchar *value = g_malloc(size); | ||
251 | |||
252 | |||
253 | /* We need to return 'value', so let's make a copy to mess around with. */ | ||
254 | gchar *dst = value; | ||
255 | |||
256 | if ( value != NULL ) | ||
257 | { | ||
258 | for ( ;; ) | ||
259 | { | ||
260 | /* Try to find the search text. */ | ||
261 | const gchar *match = g_strstr_len(src, size, from); | ||
262 | if ( match != NULL ) | ||
263 | { | ||
264 | gchar *temp; | ||
265 | /* Find out how many characters to copy up to the 'match'. */ | ||
266 | size_t count = match - src; | ||
267 | |||
268 | |||
269 | /* Calculate the total size the string will be after the | ||
270 | * replacement is performed. */ | ||
271 | size += tolen - fromlen; | ||
272 | |||
273 | temp = g_realloc(value, size); | ||
274 | if ( temp == NULL ) | ||
275 | { | ||
276 | g_free(value); | ||
277 | return NULL; | ||
278 | } | ||
279 | |||
280 | /* we'll want to return 'value' eventually, so let's point it | ||
281 | * to the memory that we are now working with. | ||
282 | * And let's not forget to point to the right location in | ||
283 | * the destination as well. */ | ||
284 | dst = temp + (dst - value); | ||
285 | value = temp; | ||
286 | |||
287 | /* | ||
288 | * Copy from the source to the point where we matched. Then | ||
289 | * move the source pointer ahead by the amount we copied. And | ||
290 | * move the destination pointer ahead by the same amount. | ||
291 | */ | ||
292 | g_memmove(dst, src, count); | ||
293 | src += count; | ||
294 | dst += count; | ||
295 | |||
296 | /* Now copy in the replacement text 'to' at the position of | ||
297 | * the match. Adjust the source pointer by the text we replaced. | ||
298 | * Adjust the destination pointer by the amount of replacement | ||
299 | * text. */ | ||
300 | g_memmove(dst, to, tolen); | ||
301 | src += fromlen; | ||
302 | dst += tolen; | ||
303 | } | ||
304 | else | ||
305 | { | ||
306 | /* | ||
307 | * Copy any remaining part of the string. This includes the null | ||
308 | * termination character. | ||
309 | */ | ||
310 | strcpy(dst, src); | ||
311 | break; | ||
312 | } | ||
313 | } | ||
314 | } | ||
315 | return value; | ||
316 | } | ||
317 | |||
318 | static void | ||
319 | map_convert_coords_to_quadtree_string(OsmGpsMap *map, gint x, gint y, gint zoomlevel, | ||
320 | gchar *buffer, const gchar initial, | ||
321 | const gchar *const quadrant) | ||
322 | { | ||
323 | gchar *ptr = buffer; | ||
324 | gint n; | ||
325 | |||
326 | if (initial) | ||
327 | *ptr++ = initial; | ||
328 | |||
329 | for(n = zoomlevel-1; n >= 0; n--) | ||
330 | { | ||
331 | gint xbit = (x >> n) & 1; | ||
332 | gint ybit = (y >> n) & 1; | ||
333 | *ptr++ = quadrant[xbit + 2 * ybit]; | ||
334 | } | ||
335 | |||
336 | *ptr++ = '\0'; | ||
337 | } | ||
338 | |||
339 | |||
340 | static void | ||
341 | inspect_map_uri(OsmGpsMap *map) | ||
342 | { | ||
343 | OsmGpsMapPrivate *priv = map->priv; | ||
344 | harbaum | 89 | priv->uri_format = 0; |
345 | priv->the_google = FALSE; | ||
346 | harbaum | 32 | |
347 | if (g_strrstr(priv->repo_uri, URI_MARKER_X)) | ||
348 | priv->uri_format |= URI_HAS_X; | ||
349 | |||
350 | if (g_strrstr(priv->repo_uri, URI_MARKER_Y)) | ||
351 | priv->uri_format |= URI_HAS_Y; | ||
352 | |||
353 | if (g_strrstr(priv->repo_uri, URI_MARKER_Z)) | ||
354 | priv->uri_format |= URI_HAS_Z; | ||
355 | |||
356 | if (g_strrstr(priv->repo_uri, URI_MARKER_S)) | ||
357 | priv->uri_format |= URI_HAS_S; | ||
358 | |||
359 | if (g_strrstr(priv->repo_uri, URI_MARKER_Q)) | ||
360 | priv->uri_format |= URI_HAS_Q; | ||
361 | |||
362 | if (g_strrstr(priv->repo_uri, URI_MARKER_Q0)) | ||
363 | priv->uri_format |= URI_HAS_Q0; | ||
364 | |||
365 | if (g_strrstr(priv->repo_uri, URI_MARKER_YS)) | ||
366 | priv->uri_format |= URI_HAS_YS; | ||
367 | |||
368 | if (g_strrstr(priv->repo_uri, URI_MARKER_R)) | ||
369 | priv->uri_format |= URI_HAS_R; | ||
370 | |||
371 | if (g_strrstr(priv->repo_uri, "google.com")) | ||
372 | priv->the_google = TRUE; | ||
373 | |||
374 | g_debug("URI Format: 0x%X (google: %X)", priv->uri_format, priv->the_google); | ||
375 | |||
376 | } | ||
377 | |||
378 | static gchar * | ||
379 | replace_map_uri(OsmGpsMap *map, const gchar *uri, int zoom, int x, int y) | ||
380 | { | ||
381 | OsmGpsMapPrivate *priv = map->priv; | ||
382 | char *url; | ||
383 | unsigned int i; | ||
384 | char location[22]; | ||
385 | |||
386 | i = 1; | ||
387 | url = g_strdup(uri); | ||
388 | while (i < URI_FLAG_END) | ||
389 | { | ||
390 | char *s = NULL; | ||
391 | char *old; | ||
392 | |||
393 | old = url; | ||
394 | switch(i & priv->uri_format) | ||
395 | { | ||
396 | case URI_HAS_X: | ||
397 | s = g_strdup_printf("%d", x); | ||
398 | url = replace_string(url, URI_MARKER_X, s); | ||
399 | //g_debug("FOUND " URI_MARKER_X); | ||
400 | break; | ||
401 | case URI_HAS_Y: | ||
402 | s = g_strdup_printf("%d", y); | ||
403 | url = replace_string(url, URI_MARKER_Y, s); | ||
404 | //g_debug("FOUND " URI_MARKER_Y); | ||
405 | break; | ||
406 | case URI_HAS_Z: | ||
407 | s = g_strdup_printf("%d", zoom); | ||
408 | url = replace_string(url, URI_MARKER_Z, s); | ||
409 | //g_debug("FOUND " URI_MARKER_Z); | ||
410 | break; | ||
411 | case URI_HAS_S: | ||
412 | s = g_strdup_printf("%d", priv->max_zoom-zoom); | ||
413 | url = replace_string(url, URI_MARKER_S, s); | ||
414 | //g_debug("FOUND " URI_MARKER_S); | ||
415 | break; | ||
416 | case URI_HAS_Q: | ||
417 | map_convert_coords_to_quadtree_string(map,x,y,zoom,location,'t',"qrts"); | ||
418 | s = g_strdup_printf("%s", location); | ||
419 | url = replace_string(url, URI_MARKER_Q, s); | ||
420 | //g_debug("FOUND " URI_MARKER_Q); | ||
421 | break; | ||
422 | case URI_HAS_Q0: | ||
423 | map_convert_coords_to_quadtree_string(map,x,y,zoom,location,'\0', "0123"); | ||
424 | s = g_strdup_printf("%s", location); | ||
425 | url = replace_string(url, URI_MARKER_Q0, s); | ||
426 | //g_debug("FOUND " URI_MARKER_Q0); | ||
427 | break; | ||
428 | case URI_HAS_YS: | ||
429 | // s = g_strdup_printf("%d", y); | ||
430 | // url = replace_string(url, URI_MARKER_YS, s); | ||
431 | g_warning("FOUND " URI_MARKER_YS " NOT IMPLEMENTED"); | ||
432 | // retval = g_strdup_printf(repo->url, | ||
433 | // tilex, | ||
434 | // (1 << (MAX_ZOOM - zoom)) - tiley - 1, | ||
435 | // zoom - (MAX_ZOOM - 17)); | ||
436 | break; | ||
437 | case URI_HAS_R: | ||
438 | s = g_strdup_printf("%d", g_random_int_range(0,4)); | ||
439 | url = replace_string(url, URI_MARKER_R, s); | ||
440 | //g_debug("FOUND " URI_MARKER_R); | ||
441 | break; | ||
442 | default: | ||
443 | s = NULL; | ||
444 | break; | ||
445 | } | ||
446 | |||
447 | if (s) { | ||
448 | g_free(s); | ||
449 | g_free(old); | ||
450 | } | ||
451 | |||
452 | i = (i << 1); | ||
453 | |||
454 | } | ||
455 | |||
456 | return url; | ||
457 | } | ||
458 | |||
459 | static void | ||
460 | my_log_handler (const gchar * log_domain, GLogLevelFlags log_level, const gchar * message, gpointer user_data) | ||
461 | { | ||
462 | if (!(log_level & G_LOG_LEVEL_DEBUG) || ENABLE_DEBUG) | ||
463 | g_log_default_handler (log_domain, log_level, message, user_data); | ||
464 | } | ||
465 | |||
466 | harbaum | 55 | static float |
467 | osm_gps_map_get_scale_at_point(int zoom, float rlat, float rlon) | ||
468 | { | ||
469 | /* world at zoom 1 == 512 pixels */ | ||
470 | return cos(rlat) * M_PI * OSM_EQ_RADIUS / (1<<(7+zoom)); | ||
471 | } | ||
472 | |||
473 | harbaum | 32 | /* clears the trip list and all resources */ |
474 | static void | ||
475 | osm_gps_map_free_trip (OsmGpsMap *map) | ||
476 | { | ||
477 | OsmGpsMapPrivate *priv = map->priv; | ||
478 | if (priv->trip_history) { | ||
479 | g_slist_foreach(priv->trip_history, (GFunc) g_free, NULL); | ||
480 | g_slist_free(priv->trip_history); | ||
481 | priv->trip_history = NULL; | ||
482 | } | ||
483 | } | ||
484 | |||
485 | /* clears the tracks and all resources */ | ||
486 | static void | ||
487 | osm_gps_map_free_tracks (OsmGpsMap *map) | ||
488 | { | ||
489 | OsmGpsMapPrivate *priv = map->priv; | ||
490 | if (priv->tracks) | ||
491 | { | ||
492 | GSList* tmp = priv->tracks; | ||
493 | while (tmp != NULL) | ||
494 | { | ||
495 | g_slist_foreach(tmp->data, (GFunc) g_free, NULL); | ||
496 | g_slist_free(tmp->data); | ||
497 | tmp = g_slist_next(tmp); | ||
498 | } | ||
499 | g_slist_free(priv->tracks); | ||
500 | priv->tracks = NULL; | ||
501 | } | ||
502 | } | ||
503 | |||
504 | /* free the poi image lists */ | ||
505 | static void | ||
506 | osm_gps_map_free_images (OsmGpsMap *map) | ||
507 | { | ||
508 | OsmGpsMapPrivate *priv = map->priv; | ||
509 | if (priv->images) { | ||
510 | GSList *list; | ||
511 | for(list = priv->images; list != NULL; list = list->next) | ||
512 | { | ||
513 | image_t *im = list->data; | ||
514 | g_object_unref(im->image); | ||
515 | g_free(im); | ||
516 | } | ||
517 | g_slist_free(priv->images); | ||
518 | priv->images = NULL; | ||
519 | } | ||
520 | } | ||
521 | |||
522 | static void | ||
523 | osm_gps_map_print_images (OsmGpsMap *map) | ||
524 | { | ||
525 | GSList *list; | ||
526 | int x,y,pixel_x,pixel_y; | ||
527 | int min_x = 0,min_y = 0,max_x = 0,max_y = 0; | ||
528 | int map_x0, map_y0; | ||
529 | OsmGpsMapPrivate *priv = map->priv; | ||
530 | |||
531 | map_x0 = priv->map_x - EXTRA_BORDER; | ||
532 | map_y0 = priv->map_y - EXTRA_BORDER; | ||
533 | for(list = priv->images; list != NULL; list = list->next) | ||
534 | { | ||
535 | image_t *im = list->data; | ||
536 | |||
537 | // pixel_x,y, offsets | ||
538 | pixel_x = lon2pixel(priv->map_zoom, im->pt.rlon); | ||
539 | pixel_y = lat2pixel(priv->map_zoom, im->pt.rlat); | ||
540 | |||
541 | g_debug("Image %dx%d @: %f,%f (%d,%d)", | ||
542 | im->w, im->h, | ||
543 | im->pt.rlat, im->pt.rlon, | ||
544 | pixel_x, pixel_y); | ||
545 | |||
546 | x = pixel_x - map_x0; | ||
547 | y = pixel_y - map_y0; | ||
548 | |||
549 | gdk_draw_pixbuf ( | ||
550 | priv->pixmap, | ||
551 | priv->gc_map, | ||
552 | im->image, | ||
553 | 0,0, | ||
554 | x-(im->w/2),y-(im->h/2), | ||
555 | im->w,im->h, | ||
556 | GDK_RGB_DITHER_NONE, 0, 0); | ||
557 | |||
558 | max_x = MAX(x+im->w,max_x); | ||
559 | min_x = MIN(x-im->w,min_x); | ||
560 | max_y = MAX(y+im->h,max_y); | ||
561 | min_y = MIN(y-im->h,min_y); | ||
562 | } | ||
563 | |||
564 | gtk_widget_queue_draw_area ( | ||
565 | GTK_WIDGET(map), | ||
566 | min_x + EXTRA_BORDER, min_y + EXTRA_BORDER, | ||
567 | max_x + EXTRA_BORDER, max_y + EXTRA_BORDER); | ||
568 | |||
569 | } | ||
570 | |||
571 | static void | ||
572 | osm_gps_map_draw_gps_point (OsmGpsMap *map) | ||
573 | { | ||
574 | OsmGpsMapPrivate *priv = map->priv; | ||
575 | |||
576 | //incase we get called before we have got a gps point | ||
577 | if (priv->gps_valid) { | ||
578 | int map_x0, map_y0; | ||
579 | int x, y; | ||
580 | int r = priv->ui_gps_point_inner_radius; | ||
581 | int r2 = priv->ui_gps_point_outer_radius; | ||
582 | harbaum | 97 | int mr = MAX(3*r,r2); |
583 | harbaum | 32 | |
584 | map_x0 = priv->map_x - EXTRA_BORDER; | ||
585 | map_y0 = priv->map_y - EXTRA_BORDER; | ||
586 | x = lon2pixel(priv->map_zoom, priv->gps->rlon) - map_x0; | ||
587 | y = lat2pixel(priv->map_zoom, priv->gps->rlat) - map_y0; | ||
588 | #ifdef USE_CAIRO | ||
589 | cairo_t *cr; | ||
590 | cairo_pattern_t *pat; | ||
591 | #else | ||
592 | GdkColor color; | ||
593 | GdkGC *marker; | ||
594 | #endif | ||
595 | |||
596 | #ifdef USE_CAIRO | ||
597 | cr = gdk_cairo_create(priv->pixmap); | ||
598 | |||
599 | // draw transparent area | ||
600 | if (r2 > 0) { | ||
601 | cairo_set_line_width (cr, 1.5); | ||
602 | cairo_set_source_rgba (cr, 0.75, 0.75, 0.75, 0.4); | ||
603 | cairo_arc (cr, x, y, r2, 0, 2 * M_PI); | ||
604 | cairo_fill (cr); | ||
605 | // draw transparent area border | ||
606 | cairo_set_source_rgba (cr, 0.55, 0.55, 0.55, 0.4); | ||
607 | cairo_arc (cr, x, y, r2, 0, 2 * M_PI); | ||
608 | cairo_stroke(cr); | ||
609 | } | ||
610 | |||
611 | // draw ball gradient | ||
612 | if (r > 0) { | ||
613 | harbaum | 97 | // draw direction arrow |
614 | if(!isnan(priv->gps_heading)) | ||
615 | { | ||
616 | cairo_move_to (cr, x-r*cos(priv->gps_heading), y-r*sin(priv->gps_heading)); | ||
617 | cairo_line_to (cr, x+3*r*sin(priv->gps_heading), y-3*r*cos(priv->gps_heading)); | ||
618 | cairo_line_to (cr, x+r*cos(priv->gps_heading), y+r*sin(priv->gps_heading)); | ||
619 | cairo_close_path (cr); | ||
620 | |||
621 | cairo_set_source_rgba (cr, 0.3, 0.3, 1.0, 0.5); | ||
622 | cairo_fill_preserve (cr); | ||
623 | |||
624 | cairo_set_line_width (cr, 1.0); | ||
625 | cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.5); | ||
626 | cairo_stroke(cr); | ||
627 | } | ||
628 | |||
629 | harbaum | 32 | pat = cairo_pattern_create_radial (x-(r/5), y-(r/5), (r/5), x, y, r); |
630 | cairo_pattern_add_color_stop_rgba (pat, 0, 1, 1, 1, 1.0); | ||
631 | cairo_pattern_add_color_stop_rgba (pat, 1, 0, 0, 1, 1.0); | ||
632 | cairo_set_source (cr, pat); | ||
633 | cairo_arc (cr, x, y, r, 0, 2 * M_PI); | ||
634 | cairo_fill (cr); | ||
635 | cairo_pattern_destroy (pat); | ||
636 | // draw ball border | ||
637 | cairo_set_line_width (cr, 1.0); | ||
638 | cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 1.0); | ||
639 | cairo_arc (cr, x, y, r, 0, 2 * M_PI); | ||
640 | cairo_stroke(cr); | ||
641 | } | ||
642 | harbaum | 97 | |
643 | harbaum | 32 | cairo_destroy(cr); |
644 | gtk_widget_queue_draw_area (GTK_WIDGET(map), | ||
645 | x-mr, | ||
646 | y-mr, | ||
647 | mr*2, | ||
648 | mr*2); | ||
649 | #else | ||
650 | marker = gdk_gc_new(priv->pixmap); | ||
651 | color.red = 5000; | ||
652 | color.green = 5000; | ||
653 | color.blue = 55000; | ||
654 | gdk_gc_set_rgb_fg_color(marker, &color); | ||
655 | gdk_gc_set_line_attributes(marker, lw, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND); | ||
656 | |||
657 | if (r2 > 0) { | ||
658 | gdk_draw_arc (priv->pixmap, | ||
659 | marker, | ||
660 | FALSE, //filled | ||
661 | x-r2, y-r2, // x,y | ||
662 | r2*2,r2*2, // width, height | ||
663 | 0, 360*64); // start-end angle 64th, from 3h, anti clockwise | ||
664 | } | ||
665 | if (r > 0) { | ||
666 | gdk_draw_arc (priv->pixmap, | ||
667 | marker, | ||
668 | TRUE, //filled | ||
669 | x-r, y-r, // x,y | ||
670 | r*2,r*2, // width, height | ||
671 | 0, 360*64); // start-end angle 64th, from 3h, anti clockwise | ||
672 | } | ||
673 | |||
674 | g_object_unref(marker); | ||
675 | gtk_widget_queue_draw_area (GTK_WIDGET(map), | ||
676 | x-(mr+lw), | ||
677 | y-(mr+lw), | ||
678 | (mr*2)+lw+lw, | ||
679 | (mr*2)+lw+lw); | ||
680 | #endif | ||
681 | } | ||
682 | harbaum | 57 | } |
683 | |||
684 | harbaum | 32 | static void |
685 | osm_gps_map_blit_tile(OsmGpsMap *map, GdkPixbuf *pixbuf, int offset_x, int offset_y) | ||
686 | { | ||
687 | OsmGpsMapPrivate *priv = map->priv; | ||
688 | |||
689 | harbaum | 55 | g_debug("Queing redraw @ %d,%d (w:%d h:%d)", offset_x,offset_y, TILESIZE,TILESIZE); |
690 | harbaum | 32 | |
691 | /* draw pixbuf onto pixmap */ | ||
692 | gdk_draw_pixbuf (priv->pixmap, | ||
693 | priv->gc_map, | ||
694 | pixbuf, | ||
695 | 0,0, | ||
696 | offset_x,offset_y, | ||
697 | TILESIZE,TILESIZE, | ||
698 | GDK_RGB_DITHER_NONE, 0, 0); | ||
699 | } | ||
700 | |||
701 | /* libsoup-2.2 and libsoup-2.4 use different ways to store the body data */ | ||
702 | #ifdef LIBSOUP22 | ||
703 | #define soup_message_headers_append(a,b,c) soup_message_add_header(a,b,c) | ||
704 | #define MSG_RESPONSE_BODY(a) ((a)->response.body) | ||
705 | #define MSG_RESPONSE_LEN(a) ((a)->response.length) | ||
706 | #define MSG_RESPONSE_LEN_FORMAT "%u" | ||
707 | #else | ||
708 | #define MSG_RESPONSE_BODY(a) ((a)->response_body->data) | ||
709 | #define MSG_RESPONSE_LEN(a) ((a)->response_body->length) | ||
710 | #define MSG_RESPONSE_LEN_FORMAT "%lld" | ||
711 | #endif | ||
712 | |||
713 | #ifdef LIBSOUP22 | ||
714 | static void | ||
715 | osm_gps_map_tile_download_complete (SoupMessage *msg, gpointer user_data) | ||
716 | #else | ||
717 | static void | ||
718 | osm_gps_map_tile_download_complete (SoupSession *session, SoupMessage *msg, gpointer user_data) | ||
719 | #endif | ||
720 | { | ||
721 | harbaum | 55 | FILE *file; |
722 | harbaum | 32 | tile_download_t *dl = (tile_download_t *)user_data; |
723 | OsmGpsMap *map = OSM_GPS_MAP(dl->map); | ||
724 | OsmGpsMapPrivate *priv = map->priv; | ||
725 | gboolean file_saved = FALSE; | ||
726 | |||
727 | if (SOUP_STATUS_IS_SUCCESSFUL (msg->status_code)) | ||
728 | { | ||
729 | /* save tile into cachedir if one has been specified */ | ||
730 | if (priv->cache_dir) | ||
731 | { | ||
732 | if (g_mkdir_with_parents(dl->folder,0700) == 0) | ||
733 | { | ||
734 | harbaum | 55 | file = g_fopen(dl->filename, "wb"); |
735 | if (file != NULL) | ||
736 | harbaum | 32 | { |
737 | harbaum | 55 | fwrite (MSG_RESPONSE_BODY(msg), 1, MSG_RESPONSE_LEN(msg), file); |
738 | harbaum | 32 | file_saved = TRUE; |
739 | harbaum | 55 | g_debug("Wrote "MSG_RESPONSE_LEN_FORMAT" bytes to %s", MSG_RESPONSE_LEN(msg), dl->filename); |
740 | fclose (file); | ||
741 | harbaum | 32 | |
742 | } | ||
743 | } | ||
744 | else | ||
745 | { | ||
746 | harbaum | 62 | g_warning("Error creating tile download directory: %s", |
747 | dl->folder); | ||
748 | perror("perror:"); | ||
749 | harbaum | 32 | } |
750 | } | ||
751 | |||
752 | if (dl->redraw) | ||
753 | { | ||
754 | GdkPixbuf *pixbuf = NULL; | ||
755 | |||
756 | harbaum | 55 | /* if the file was actually stored on disk, we can simply */ |
757 | /* load and decode it from that file */ | ||
758 | harbaum | 32 | if (priv->cache_dir) |
759 | { | ||
760 | if (file_saved) | ||
761 | { | ||
762 | pixbuf = gdk_pixbuf_new_from_file (dl->filename, NULL); | ||
763 | } | ||
764 | } | ||
765 | else | ||
766 | { | ||
767 | GdkPixbufLoader *loader; | ||
768 | char *extension = strrchr (dl->filename, '.'); | ||
769 | |||
770 | /* parse file directly from memory */ | ||
771 | if (extension) | ||
772 | { | ||
773 | loader = gdk_pixbuf_loader_new_with_type (extension+1, NULL); | ||
774 | if (!gdk_pixbuf_loader_write (loader, (unsigned char*)MSG_RESPONSE_BODY(msg), MSG_RESPONSE_LEN(msg), NULL)) | ||
775 | { | ||
776 | g_warning("Error: Decoding of image failed"); | ||
777 | } | ||
778 | gdk_pixbuf_loader_close(loader, NULL); | ||
779 | |||
780 | pixbuf = gdk_pixbuf_loader_get_pixbuf(loader); | ||
781 | |||
782 | /* give up loader but keep the pixbuf */ | ||
783 | g_object_ref(pixbuf); | ||
784 | g_object_unref(loader); | ||
785 | } | ||
786 | else | ||
787 | { | ||
788 | g_warning("Error: Unable to determine image file format"); | ||
789 | } | ||
790 | } | ||
791 | harbaum | 55 | |
792 | harbaum | 32 | /* Store the tile into the cache */ |
793 | if (G_LIKELY (pixbuf)) | ||
794 | { | ||
795 | OsmCachedTile *tile = g_slice_new (OsmCachedTile); | ||
796 | tile->pixbuf = pixbuf; | ||
797 | tile->redraw_cycle = priv->redraw_cycle; | ||
798 | /* if the tile is already in the cache (it could be one | ||
799 | * rendered from another zoom level), it will be | ||
800 | * overwritten */ | ||
801 | g_hash_table_insert (priv->tile_cache, dl->filename, tile); | ||
802 | /* NULL-ify dl->filename so that it won't be freed, as | ||
803 | * we are using it as a key in the hash table */ | ||
804 | dl->filename = NULL; | ||
805 | } | ||
806 | osm_gps_map_map_redraw_idle (map); | ||
807 | } | ||
808 | g_hash_table_remove(priv->tile_queue, dl->uri); | ||
809 | |||
810 | g_free(dl->uri); | ||
811 | g_free(dl->folder); | ||
812 | g_free(dl->filename); | ||
813 | g_free(dl); | ||
814 | } | ||
815 | else | ||
816 | { | ||
817 | g_warning("Error downloading tile: %d - %s", msg->status_code, msg->reason_phrase); | ||
818 | if (msg->status_code == SOUP_STATUS_NOT_FOUND) | ||
819 | { | ||
820 | g_hash_table_insert(priv->missing_tiles, dl->uri, NULL); | ||
821 | g_hash_table_remove(priv->tile_queue, dl->uri); | ||
822 | } | ||
823 | else if (msg->status_code == SOUP_STATUS_CANCELLED) | ||
824 | { | ||
825 | ;//application exiting | ||
826 | } | ||
827 | else | ||
828 | { | ||
829 | #ifdef LIBSOUP22 | ||
830 | soup_session_requeue_message(dl->session, msg); | ||
831 | #else | ||
832 | soup_session_requeue_message(session, msg); | ||
833 | #endif | ||
834 | return; | ||
835 | } | ||
836 | } | ||
837 | |||
838 | |||
839 | } | ||
840 | |||
841 | static void | ||
842 | osm_gps_map_download_tile (OsmGpsMap *map, int zoom, int x, int y, gboolean redraw) | ||
843 | { | ||
844 | SoupMessage *msg; | ||
845 | OsmGpsMapPrivate *priv = map->priv; | ||
846 | tile_download_t *dl = g_new0(tile_download_t,1); | ||
847 | |||
848 | //calculate the uri to download | ||
849 | dl->uri = replace_map_uri(map, priv->repo_uri, zoom, x, y); | ||
850 | |||
851 | #ifdef LIBSOUP22 | ||
852 | dl->session = priv->soup_session; | ||
853 | #endif | ||
854 | |||
855 | //check the tile has not already been queued for download, | ||
856 | //or has been attempted, and its missing | ||
857 | if (g_hash_table_lookup_extended(priv->tile_queue, dl->uri, NULL, NULL) || | ||
858 | g_hash_table_lookup_extended(priv->missing_tiles, dl->uri, NULL, NULL) ) | ||
859 | { | ||
860 | g_debug("Tile already downloading (or missing)"); | ||
861 | g_free(dl->uri); | ||
862 | g_free(dl); | ||
863 | } else { | ||
864 | harbaum | 55 | dl->folder = g_strdup_printf("%s%c%d%c%d%c", |
865 | priv->cache_dir, G_DIR_SEPARATOR, | ||
866 | zoom, G_DIR_SEPARATOR, | ||
867 | x, G_DIR_SEPARATOR); | ||
868 | dl->filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", | ||
869 | priv->cache_dir, G_DIR_SEPARATOR, | ||
870 | zoom, G_DIR_SEPARATOR, | ||
871 | x, G_DIR_SEPARATOR, | ||
872 | y, | ||
873 | priv->image_format); | ||
874 | harbaum | 32 | dl->map = map; |
875 | dl->redraw = redraw; | ||
876 | |||
877 | g_debug("Download tile: %d,%d z:%d\n\t%s --> %s", x, y, zoom, dl->uri, dl->filename); | ||
878 | |||
879 | msg = soup_message_new (SOUP_METHOD_GET, dl->uri); | ||
880 | if (msg) { | ||
881 | if (priv->the_google) { | ||
882 | //Set maps.google.com as the referrer | ||
883 | g_debug("Setting Google Referrer"); | ||
884 | soup_message_headers_append(msg->request_headers, "Referer", "http://maps.google.com/"); | ||
885 | //For google satelite also set the appropriate cookie value | ||
886 | if (priv->uri_format & URI_HAS_Q) { | ||
887 | const char *cookie = g_getenv("GOOGLE_COOKIE"); | ||
888 | if (cookie) { | ||
889 | g_debug("Adding Google Cookie"); | ||
890 | soup_message_headers_append(msg->request_headers, "Cookie", cookie); | ||
891 | } | ||
892 | } | ||
893 | } | ||
894 | |||
895 | harbaum | 89 | #ifdef LIBSOUP22 |
896 | soup_message_headers_append(msg->request_headers, | ||
897 | "User-Agent", USER_AGENT); | ||
898 | #endif | ||
899 | |||
900 | harbaum | 32 | g_hash_table_insert (priv->tile_queue, dl->uri, msg); |
901 | soup_session_queue_message (priv->soup_session, msg, osm_gps_map_tile_download_complete, dl); | ||
902 | } else { | ||
903 | g_warning("Could not create soup message"); | ||
904 | g_free(dl->uri); | ||
905 | g_free(dl->folder); | ||
906 | g_free(dl->filename); | ||
907 | g_free(dl); | ||
908 | } | ||
909 | } | ||
910 | } | ||
911 | |||
912 | static GdkPixbuf * | ||
913 | osm_gps_map_load_cached_tile (OsmGpsMap *map, int zoom, int x, int y) | ||
914 | { | ||
915 | OsmGpsMapPrivate *priv = map->priv; | ||
916 | gchar *filename; | ||
917 | harbaum | 55 | GdkPixbuf *pixbuf = NULL; |
918 | harbaum | 32 | OsmCachedTile *tile; |
919 | |||
920 | harbaum | 55 | filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", |
921 | priv->cache_dir, G_DIR_SEPARATOR, | ||
922 | zoom, G_DIR_SEPARATOR, | ||
923 | x, G_DIR_SEPARATOR, | ||
924 | y, | ||
925 | priv->image_format); | ||
926 | harbaum | 32 | |
927 | tile = g_hash_table_lookup (priv->tile_cache, filename); | ||
928 | if (tile) | ||
929 | { | ||
930 | g_free (filename); | ||
931 | } | ||
932 | harbaum | 55 | else |
933 | harbaum | 32 | { |
934 | pixbuf = gdk_pixbuf_new_from_file (filename, NULL); | ||
935 | if (pixbuf) | ||
936 | { | ||
937 | tile = g_slice_new (OsmCachedTile); | ||
938 | tile->pixbuf = pixbuf; | ||
939 | g_hash_table_insert (priv->tile_cache, filename, tile); | ||
940 | } | ||
941 | } | ||
942 | |||
943 | /* set/update the redraw_cycle timestamp on the tile */ | ||
944 | if (tile) | ||
945 | { | ||
946 | tile->redraw_cycle = priv->redraw_cycle; | ||
947 | pixbuf = g_object_ref (tile->pixbuf); | ||
948 | harbaum | 55 | } |
949 | harbaum | 32 | |
950 | return pixbuf; | ||
951 | } | ||
952 | |||
953 | static GdkPixbuf * | ||
954 | osm_gps_map_find_bigger_tile (OsmGpsMap *map, int zoom, int x, int y, | ||
955 | int *zoom_found) | ||
956 | { | ||
957 | GdkPixbuf *pixbuf; | ||
958 | int next_zoom, next_x, next_y; | ||
959 | |||
960 | if (zoom == 0) return NULL; | ||
961 | next_zoom = zoom - 1; | ||
962 | next_x = x / 2; | ||
963 | next_y = y / 2; | ||
964 | pixbuf = osm_gps_map_load_cached_tile (map, next_zoom, next_x, next_y); | ||
965 | if (pixbuf) | ||
966 | *zoom_found = next_zoom; | ||
967 | else | ||
968 | pixbuf = osm_gps_map_find_bigger_tile (map, next_zoom, next_x, next_y, | ||
969 | zoom_found); | ||
970 | return pixbuf; | ||
971 | } | ||
972 | |||
973 | static GdkPixbuf * | ||
974 | osm_gps_map_render_missing_tile_upscaled (OsmGpsMap *map, int zoom, | ||
975 | int x, int y) | ||
976 | { | ||
977 | GdkPixbuf *pixbuf, *big, *area; | ||
978 | int zoom_big, zoom_diff, area_size, area_x, area_y; | ||
979 | int modulo; | ||
980 | |||
981 | big = osm_gps_map_find_bigger_tile (map, zoom, x, y, &zoom_big); | ||
982 | if (!big) return NULL; | ||
983 | |||
984 | g_debug ("Found bigger tile (zoom = %d, wanted = %d)", zoom_big, zoom); | ||
985 | |||
986 | /* get a Pixbuf for the area to magnify */ | ||
987 | zoom_diff = zoom - zoom_big; | ||
988 | area_size = TILESIZE >> zoom_diff; | ||
989 | modulo = 1 << zoom_diff; | ||
990 | area_x = (x % modulo) * area_size; | ||
991 | area_y = (y % modulo) * area_size; | ||
992 | area = gdk_pixbuf_new_subpixbuf (big, area_x, area_y, | ||
993 | area_size, area_size); | ||
994 | g_object_unref (big); | ||
995 | pixbuf = gdk_pixbuf_scale_simple (area, TILESIZE, TILESIZE, | ||
996 | GDK_INTERP_NEAREST); | ||
997 | g_object_unref (area); | ||
998 | return pixbuf; | ||
999 | } | ||
1000 | |||
1001 | static GdkPixbuf * | ||
1002 | osm_gps_map_render_missing_tile (OsmGpsMap *map, int zoom, int x, int y) | ||
1003 | { | ||
1004 | /* maybe TODO: render from downscaled tiles, if the following fails */ | ||
1005 | return osm_gps_map_render_missing_tile_upscaled (map, zoom, x, y); | ||
1006 | } | ||
1007 | |||
1008 | static void | ||
1009 | osm_gps_map_load_tile (OsmGpsMap *map, int zoom, int x, int y, int offset_x, int offset_y) | ||
1010 | { | ||
1011 | OsmGpsMapPrivate *priv = map->priv; | ||
1012 | harbaum | 55 | gchar *filename; |
1013 | harbaum | 32 | GdkPixbuf *pixbuf; |
1014 | |||
1015 | g_debug("Load tile %d,%d (%d,%d) z:%d", x, y, offset_x, offset_y, zoom); | ||
1016 | |||
1017 | harbaum | 55 | if (priv->map_source == OSM_GPS_MAP_SOURCE_NULL) { |
1018 | osm_gps_map_blit_tile(map, priv->null_tile, offset_x,offset_y); | ||
1019 | return; | ||
1020 | } | ||
1021 | harbaum | 32 | |
1022 | harbaum | 55 | filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", |
1023 | priv->cache_dir, G_DIR_SEPARATOR, | ||
1024 | zoom, G_DIR_SEPARATOR, | ||
1025 | x, G_DIR_SEPARATOR, | ||
1026 | y, | ||
1027 | priv->image_format); | ||
1028 | |||
1029 | /* try to get file from internal cache first */ | ||
1030 | if(!(pixbuf = osm_gps_map_load_cached_tile(map, zoom, x, y))) | ||
1031 | harbaum | 32 | pixbuf = gdk_pixbuf_new_from_file (filename, NULL); |
1032 | |||
1033 | harbaum | 55 | if(pixbuf) |
1034 | harbaum | 32 | { |
1035 | harbaum | 55 | g_debug("Found tile %s", filename); |
1036 | harbaum | 32 | osm_gps_map_blit_tile(map, pixbuf, offset_x,offset_y); |
1037 | g_object_unref (pixbuf); | ||
1038 | } | ||
1039 | else | ||
1040 | { | ||
1041 | if (priv->map_auto_download) | ||
1042 | osm_gps_map_download_tile(map, zoom, x, y, TRUE); | ||
1043 | |||
1044 | /* try to render the tile by scaling cached tiles from other zoom | ||
1045 | * levels */ | ||
1046 | pixbuf = osm_gps_map_render_missing_tile (map, zoom, x, y); | ||
1047 | if (pixbuf) | ||
1048 | { | ||
1049 | gdk_draw_pixbuf (priv->pixmap, | ||
1050 | priv->gc_map, | ||
1051 | pixbuf, | ||
1052 | 0,0, | ||
1053 | offset_x,offset_y, | ||
1054 | TILESIZE,TILESIZE, | ||
1055 | GDK_RGB_DITHER_NONE, 0, 0); | ||
1056 | g_object_unref (pixbuf); | ||
1057 | } | ||
1058 | else | ||
1059 | { | ||
1060 | //prevent some artifacts when drawing not yet loaded areas. | ||
1061 | gdk_draw_rectangle (priv->pixmap, | ||
1062 | GTK_WIDGET(map)->style->white_gc, | ||
1063 | TRUE, offset_x, offset_y, TILESIZE, TILESIZE); | ||
1064 | } | ||
1065 | } | ||
1066 | harbaum | 55 | g_free(filename); |
1067 | harbaum | 32 | } |
1068 | |||
1069 | static void | ||
1070 | osm_gps_map_fill_tiles_pixel (OsmGpsMap *map) | ||
1071 | { | ||
1072 | OsmGpsMapPrivate *priv = map->priv; | ||
1073 | int i,j, width, height, tile_x0, tile_y0, tiles_nx, tiles_ny; | ||
1074 | int offset_xn = 0; | ||
1075 | int offset_yn = 0; | ||
1076 | int offset_x; | ||
1077 | int offset_y; | ||
1078 | |||
1079 | g_debug("Fill tiles: %d,%d z:%d", priv->map_x, priv->map_y, priv->map_zoom); | ||
1080 | |||
1081 | offset_x = - priv->map_x % TILESIZE; | ||
1082 | offset_y = - priv->map_y % TILESIZE; | ||
1083 | if (offset_x > 0) offset_x -= TILESIZE; | ||
1084 | if (offset_y > 0) offset_y -= TILESIZE; | ||
1085 | |||
1086 | offset_xn = offset_x + EXTRA_BORDER; | ||
1087 | offset_yn = offset_y + EXTRA_BORDER; | ||
1088 | |||
1089 | width = GTK_WIDGET(map)->allocation.width; | ||
1090 | height = GTK_WIDGET(map)->allocation.height; | ||
1091 | |||
1092 | tiles_nx = (width - offset_x) / TILESIZE + 1; | ||
1093 | tiles_ny = (height - offset_y) / TILESIZE + 1; | ||
1094 | |||
1095 | tile_x0 = floor((float)priv->map_x / (float)TILESIZE); | ||
1096 | tile_y0 = floor((float)priv->map_y / (float)TILESIZE); | ||
1097 | |||
1098 | //TODO: implement wrap around | ||
1099 | for (i=tile_x0; i<(tile_x0+tiles_nx);i++) | ||
1100 | { | ||
1101 | for (j=tile_y0; j<(tile_y0+tiles_ny); j++) | ||
1102 | { | ||
1103 | if( j<0 || i<0 || i>=exp(priv->map_zoom * M_LN2) || j>=exp(priv->map_zoom * M_LN2)) | ||
1104 | { | ||
1105 | gdk_draw_rectangle (priv->pixmap, | ||
1106 | GTK_WIDGET(map)->style->white_gc, | ||
1107 | TRUE, | ||
1108 | offset_xn, offset_yn, | ||
1109 | TILESIZE,TILESIZE); | ||
1110 | } | ||
1111 | else | ||
1112 | { | ||
1113 | osm_gps_map_load_tile(map, | ||
1114 | priv->map_zoom, | ||
1115 | i,j, | ||
1116 | offset_xn,offset_yn); | ||
1117 | } | ||
1118 | offset_yn += TILESIZE; | ||
1119 | } | ||
1120 | offset_xn += TILESIZE; | ||
1121 | offset_yn = offset_y + EXTRA_BORDER; | ||
1122 | } | ||
1123 | } | ||
1124 | |||
1125 | static void | ||
1126 | osm_gps_map_print_track (OsmGpsMap *map, GSList *trackpoint_list) | ||
1127 | { | ||
1128 | OsmGpsMapPrivate *priv = map->priv; | ||
1129 | |||
1130 | GSList *list; | ||
1131 | int x,y; | ||
1132 | int min_x = 0,min_y = 0,max_x = 0,max_y = 0; | ||
1133 | int lw = priv->ui_gps_track_width; | ||
1134 | int map_x0, map_y0; | ||
1135 | #ifdef USE_CAIRO | ||
1136 | cairo_t *cr; | ||
1137 | #else | ||
1138 | int last_x = 0, last_y = 0; | ||
1139 | GdkColor color; | ||
1140 | GdkGC *gc; | ||
1141 | #endif | ||
1142 | |||
1143 | #ifdef USE_CAIRO | ||
1144 | cr = gdk_cairo_create(priv->pixmap); | ||
1145 | cairo_set_line_width (cr, lw); | ||
1146 | cairo_set_source_rgba (cr, 60000.0/65535.0, 0.0, 0.0, 0.6); | ||
1147 | cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); | ||
1148 | cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND); | ||
1149 | #else | ||
1150 | gc = gdk_gc_new(priv->pixmap); | ||
1151 | color.green = 0; | ||
1152 | color.blue = 0; | ||
1153 | color.red = 60000; | ||
1154 | gdk_gc_set_rgb_fg_color(gc, &color); | ||
1155 | gdk_gc_set_line_attributes(gc, lw, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND); | ||
1156 | #endif | ||
1157 | |||
1158 | map_x0 = priv->map_x - EXTRA_BORDER; | ||
1159 | map_y0 = priv->map_y - EXTRA_BORDER; | ||
1160 | for(list = trackpoint_list; list != NULL; list = list->next) | ||
1161 | { | ||
1162 | coord_t *tp = list->data; | ||
1163 | |||
1164 | x = lon2pixel(priv->map_zoom, tp->rlon) - map_x0; | ||
1165 | y = lat2pixel(priv->map_zoom, tp->rlat) - map_y0; | ||
1166 | |||
1167 | // first time through loop | ||
1168 | if (list == trackpoint_list) { | ||
1169 | #ifdef USE_CAIRO | ||
1170 | cairo_move_to(cr, x, y); | ||
1171 | #else | ||
1172 | last_x = x; | ||
1173 | last_y = y; | ||
1174 | #endif | ||
1175 | } | ||
1176 | |||
1177 | #ifdef USE_CAIRO | ||
1178 | cairo_line_to(cr, x, y); | ||
1179 | #else | ||
1180 | gdk_draw_line (priv->pixmap, gc, x, y, last_x, last_y); | ||
1181 | last_x = x; | ||
1182 | last_y = y; | ||
1183 | #endif | ||
1184 | |||
1185 | max_x = MAX(x,max_x); | ||
1186 | min_x = MIN(x,min_x); | ||
1187 | max_y = MAX(y,max_y); | ||
1188 | min_y = MIN(y,min_y); | ||
1189 | } | ||
1190 | |||
1191 | gtk_widget_queue_draw_area ( | ||
1192 | GTK_WIDGET(map), | ||
1193 | min_x - lw, | ||
1194 | min_y - lw, | ||
1195 | max_x + (lw * 2), | ||
1196 | max_y + (lw * 2)); | ||
1197 | |||
1198 | #ifdef USE_CAIRO | ||
1199 | cairo_stroke(cr); | ||
1200 | cairo_destroy(cr); | ||
1201 | #else | ||
1202 | g_object_unref(gc); | ||
1203 | #endif | ||
1204 | } | ||
1205 | |||
1206 | /* Prints the gps trip history, and any other tracks */ | ||
1207 | static void | ||
1208 | osm_gps_map_print_tracks (OsmGpsMap *map) | ||
1209 | { | ||
1210 | OsmGpsMapPrivate *priv = map->priv; | ||
1211 | |||
1212 | if (priv->show_trip_history) | ||
1213 | osm_gps_map_print_track (map, priv->trip_history); | ||
1214 | harbaum | 55 | |
1215 | harbaum | 32 | if (priv->tracks) |
1216 | { | ||
1217 | GSList* tmp = priv->tracks; | ||
1218 | while (tmp != NULL) | ||
1219 | { | ||
1220 | osm_gps_map_print_track (map, tmp->data); | ||
1221 | tmp = g_slist_next(tmp); | ||
1222 | } | ||
1223 | } | ||
1224 | } | ||
1225 | |||
1226 | harbaum | 55 | static gboolean |
1227 | osm_gps_map_purge_cache_check(gpointer key, gpointer value, gpointer user) | ||
1228 | harbaum | 32 | { |
1229 | harbaum | 55 | return (((OsmCachedTile*)value)->redraw_cycle != ((OsmGpsMapPrivate*)user)->redraw_cycle); |
1230 | harbaum | 32 | } |
1231 | |||
1232 | static void | ||
1233 | osm_gps_map_purge_cache (OsmGpsMap *map) | ||
1234 | { | ||
1235 | harbaum | 55 | OsmGpsMapPrivate *priv = map->priv; |
1236 | harbaum | 32 | |
1237 | harbaum | 55 | if (g_hash_table_size (priv->tile_cache) < priv->max_tile_cache_size) |
1238 | return; | ||
1239 | harbaum | 32 | |
1240 | harbaum | 55 | /* run through the cache, and remove the tiles which have not been used |
1241 | * during the last redraw operation */ | ||
1242 | g_hash_table_foreach_remove(priv->tile_cache, osm_gps_map_purge_cache_check, priv); | ||
1243 | harbaum | 32 | } |
1244 | |||
1245 | harbaum | 63 | static gboolean |
1246 | harbaum | 32 | osm_gps_map_map_redraw (OsmGpsMap *map) |
1247 | { | ||
1248 | OsmGpsMapPrivate *priv = map->priv; | ||
1249 | |||
1250 | priv->idle_map_redraw = 0; | ||
1251 | |||
1252 | harbaum | 87 | /* don't redraw the entire map while the OSD is doing */ |
1253 | /* some animation or the like. This is to keep the animation */ | ||
1254 | /* fluid */ | ||
1255 | if (priv->osd->busy(priv->osd)) | ||
1256 | return FALSE; | ||
1257 | |||
1258 | harbaum | 111 | #ifdef DRAG_DEBUG |
1259 | printf("trying redraw\n"); | ||
1260 | #endif | ||
1261 | |||
1262 | harbaum | 32 | /* the motion_notify handler uses priv->pixmap to redraw the area; if we |
1263 | * change it while we are dragging, we will end up showing it in the wrong | ||
1264 | * place. This could be fixed by carefully recompute the coordinates, but | ||
1265 | * for now it's easier just to disable redrawing the map while dragging */ | ||
1266 | if (priv->dragging) | ||
1267 | return FALSE; | ||
1268 | |||
1269 | harbaum | 111 | /* undo all offsets that may have happened when dragging */ |
1270 | priv->drag_mouse_dx = 0; | ||
1271 | priv->drag_mouse_dy = 0; | ||
1272 | |||
1273 | harbaum | 32 | priv->redraw_cycle++; |
1274 | |||
1275 | /* draw white background to initialise pixmap */ | ||
1276 | gdk_draw_rectangle ( | ||
1277 | priv->pixmap, | ||
1278 | GTK_WIDGET(map)->style->white_gc, | ||
1279 | TRUE, | ||
1280 | 0, 0, | ||
1281 | GTK_WIDGET(map)->allocation.width + EXTRA_BORDER * 2, | ||
1282 | GTK_WIDGET(map)->allocation.height + EXTRA_BORDER * 2); | ||
1283 | |||
1284 | osm_gps_map_fill_tiles_pixel(map); | ||
1285 | |||
1286 | osm_gps_map_print_tracks(map); | ||
1287 | osm_gps_map_draw_gps_point(map); | ||
1288 | osm_gps_map_print_images(map); | ||
1289 | harbaum | 73 | |
1290 | harbaum | 111 | #ifdef ENABLE_OSD |
1291 | /* OSD may contain a coordinate/scale, so we may have to re-render it */ | ||
1292 | if(priv->osd && OSM_IS_GPS_MAP (priv->osd->widget)) | ||
1293 | priv->osd->render (priv->osd); | ||
1294 | #endif | ||
1295 | |||
1296 | harbaum | 32 | osm_gps_map_purge_cache(map); |
1297 | gtk_widget_queue_draw (GTK_WIDGET (map)); | ||
1298 | |||
1299 | return FALSE; | ||
1300 | } | ||
1301 | |||
1302 | static void | ||
1303 | osm_gps_map_map_redraw_idle (OsmGpsMap *map) | ||
1304 | { | ||
1305 | OsmGpsMapPrivate *priv = map->priv; | ||
1306 | |||
1307 | if (priv->idle_map_redraw == 0) | ||
1308 | priv->idle_map_redraw = g_idle_add ((GSourceFunc)osm_gps_map_map_redraw, map); | ||
1309 | } | ||
1310 | |||
1311 | harbaum | 77 | #ifdef OSM_GPS_MAP_KEYS |
1312 | static gboolean | ||
1313 | on_window_key_press(GtkWidget *widget, | ||
1314 | GdkEventKey *event, OsmGpsMapPrivate *priv) { | ||
1315 | gboolean handled = FALSE; | ||
1316 | int step = GTK_WIDGET(widget)->allocation.width/OSM_GPS_MAP_SCROLL_STEP; | ||
1317 | |||
1318 | // the map handles some keys on its own ... | ||
1319 | switch(event->keyval) { | ||
1320 | #ifdef OSM_GPS_MAP_KEY_FULLSCREEN | ||
1321 | case OSM_GPS_MAP_KEY_FULLSCREEN: { | ||
1322 | GtkWidget *toplevel = gtk_widget_get_toplevel(GTK_WIDGET(widget)); | ||
1323 | if(!priv->fullscreen) | ||
1324 | gtk_window_fullscreen(GTK_WINDOW(toplevel)); | ||
1325 | else | ||
1326 | gtk_window_unfullscreen(GTK_WINDOW(toplevel)); | ||
1327 | |||
1328 | priv->fullscreen = !priv->fullscreen; | ||
1329 | handled = TRUE; | ||
1330 | } break; | ||
1331 | #endif | ||
1332 | |||
1333 | #ifdef OSM_GPS_MAP_KEY_ZOOMIN | ||
1334 | case OSM_GPS_MAP_KEY_ZOOMIN: | ||
1335 | osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom+1); | ||
1336 | handled = TRUE; | ||
1337 | break; | ||
1338 | #endif | ||
1339 | |||
1340 | #ifdef OSM_GPS_MAP_KEY_ZOOMOUT | ||
1341 | case OSM_GPS_MAP_KEY_ZOOMOUT: | ||
1342 | osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom-1); | ||
1343 | handled = TRUE; | ||
1344 | break; | ||
1345 | #endif | ||
1346 | |||
1347 | #ifdef OSM_GPS_MAP_KEY_UP | ||
1348 | case OSM_GPS_MAP_KEY_UP: | ||
1349 | priv->map_y -= step; | ||
1350 | priv->center_coord_set = FALSE; | ||
1351 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); | ||
1352 | handled = TRUE; | ||
1353 | break; | ||
1354 | #endif | ||
1355 | |||
1356 | #ifdef OSM_GPS_MAP_KEY_DOWN | ||
1357 | case OSM_GPS_MAP_KEY_DOWN: | ||
1358 | priv->map_y += step; | ||
1359 | priv->center_coord_set = FALSE; | ||
1360 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); | ||
1361 | handled = TRUE; | ||
1362 | break; | ||
1363 | #endif | ||
1364 | |||
1365 | #ifdef OSM_GPS_MAP_KEY_LEFT | ||
1366 | case OSM_GPS_MAP_KEY_LEFT: | ||
1367 | priv->map_x -= step; | ||
1368 | priv->center_coord_set = FALSE; | ||
1369 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); | ||
1370 | handled = TRUE; | ||
1371 | break; | ||
1372 | #endif | ||
1373 | |||
1374 | #ifdef OSM_GPS_MAP_KEY_RIGHT | ||
1375 | case OSM_GPS_MAP_KEY_RIGHT: | ||
1376 | priv->map_x += step; | ||
1377 | priv->center_coord_set = FALSE; | ||
1378 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); | ||
1379 | handled = TRUE; | ||
1380 | break; | ||
1381 | #endif | ||
1382 | |||
1383 | default: | ||
1384 | break; | ||
1385 | } | ||
1386 | |||
1387 | return handled; | ||
1388 | } | ||
1389 | #endif | ||
1390 | |||
1391 | harbaum | 32 | static void |
1392 | osm_gps_map_init (OsmGpsMap *object) | ||
1393 | { | ||
1394 | OsmGpsMapPrivate *priv; | ||
1395 | |||
1396 | priv = G_TYPE_INSTANCE_GET_PRIVATE (object, OSM_TYPE_GPS_MAP, OsmGpsMapPrivate); | ||
1397 | object->priv = priv; | ||
1398 | |||
1399 | priv->pixmap = NULL; | ||
1400 | |||
1401 | priv->trip_history = NULL; | ||
1402 | priv->gps = g_new0(coord_t, 1); | ||
1403 | priv->gps_valid = FALSE; | ||
1404 | harbaum | 97 | priv->gps_heading = OSM_GPS_MAP_INVALID; |
1405 | harbaum | 32 | |
1406 | harbaum | 61 | #ifdef ENABLE_OSD |
1407 | harbaum | 73 | priv->osd = NULL; |
1408 | harbaum | 61 | #endif |
1409 | |||
1410 | harbaum | 77 | #ifdef OSM_GPS_MAP_BUTTON_FULLSCREEN |
1411 | priv->fullscreen = FALSE; | ||
1412 | #endif | ||
1413 | |||
1414 | harbaum | 32 | priv->tracks = NULL; |
1415 | priv->images = NULL; | ||
1416 | |||
1417 | priv->drag_counter = 0; | ||
1418 | priv->drag_mouse_dx = 0; | ||
1419 | priv->drag_mouse_dy = 0; | ||
1420 | priv->drag_start_mouse_x = 0; | ||
1421 | priv->drag_start_mouse_y = 0; | ||
1422 | |||
1423 | priv->uri_format = 0; | ||
1424 | priv->the_google = FALSE; | ||
1425 | |||
1426 | harbaum | 55 | priv->map_source = -1; |
1427 | |||
1428 | harbaum | 32 | #ifndef LIBSOUP22 |
1429 | //Change naumber of concurrent connections option? | ||
1430 | harbaum | 89 | priv->soup_session = |
1431 | soup_session_async_new_with_options(SOUP_SESSION_USER_AGENT, | ||
1432 | USER_AGENT, NULL); | ||
1433 | harbaum | 32 | #else |
1434 | harbaum | 89 | /* libsoup-2.2 has no special way to set the user agent, so we */ |
1435 | /* set it seperately as an extra header field for each reuest */ | ||
1436 | harbaum | 32 | priv->soup_session = soup_session_async_new(); |
1437 | #endif | ||
1438 | |||
1439 | //Hash table which maps tile d/l URIs to SoupMessage requests | ||
1440 | priv->tile_queue = g_hash_table_new (g_str_hash, g_str_equal); | ||
1441 | |||
1442 | //Some mapping providers (Google) have varying degrees of tiles at multiple | ||
1443 | //zoom levels | ||
1444 | priv->missing_tiles = g_hash_table_new (g_str_hash, g_str_equal); | ||
1445 | |||
1446 | /* memory cache for most recently used tiles */ | ||
1447 | priv->tile_cache = g_hash_table_new_full (g_str_hash, g_str_equal, | ||
1448 | g_free, (GDestroyNotify)cached_tile_free); | ||
1449 | priv->max_tile_cache_size = 20; | ||
1450 | |||
1451 | gtk_widget_add_events (GTK_WIDGET (object), | ||
1452 | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | | ||
1453 | GDK_POINTER_MOTION_MASK | | ||
1454 | GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK); | ||
1455 | GTK_WIDGET_SET_FLAGS (object, GTK_CAN_FOCUS); | ||
1456 | |||
1457 | g_log_set_handler (G_LOG_DOMAIN, G_LOG_LEVEL_MASK, my_log_handler, NULL); | ||
1458 | |||
1459 | harbaum | 77 | #ifdef OSM_GPS_MAP_KEYS |
1460 | g_signal_connect(G_OBJECT(object), "key_press_event", | ||
1461 | G_CALLBACK(on_window_key_press), priv); | ||
1462 | #endif | ||
1463 | harbaum | 32 | } |
1464 | |||
1465 | harbaum | 91 | static void |
1466 | osm_gps_map_setup(OsmGpsMapPrivate *priv) { | ||
1467 | harbaum | 55 | const char *uri; |
1468 | harbaum | 32 | |
1469 | harbaum | 55 | //user can specify a map source ID, or a repo URI as the map source |
1470 | uri = osm_gps_map_source_get_repo_uri(OSM_GPS_MAP_SOURCE_NULL); | ||
1471 | if ( (priv->map_source == 0) || (strcmp(priv->repo_uri, uri) == 0) ) { | ||
1472 | g_debug("Using null source"); | ||
1473 | priv->map_source = OSM_GPS_MAP_SOURCE_NULL; | ||
1474 | |||
1475 | priv->null_tile = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, 256, 256); | ||
1476 | gdk_pixbuf_fill(priv->null_tile, 0xcccccc00); | ||
1477 | } | ||
1478 | else if (priv->map_source >= 0) { | ||
1479 | //check if the source given is valid | ||
1480 | uri = osm_gps_map_source_get_repo_uri(priv->map_source); | ||
1481 | if (uri) { | ||
1482 | g_debug("Setting map source from ID"); | ||
1483 | g_free(priv->repo_uri); | ||
1484 | |||
1485 | priv->repo_uri = g_strdup(uri); | ||
1486 | priv->image_format = g_strdup( | ||
1487 | osm_gps_map_source_get_image_format(priv->map_source)); | ||
1488 | priv->max_zoom = osm_gps_map_source_get_max_zoom(priv->map_source); | ||
1489 | priv->min_zoom = osm_gps_map_source_get_min_zoom(priv->map_source); | ||
1490 | } | ||
1491 | } | ||
1492 | |||
1493 | harbaum | 82 | const char *fname = osm_gps_map_source_get_friendly_name(priv->map_source); |
1494 | if(!fname) fname = "_unknown_"; | ||
1495 | harbaum | 32 | |
1496 | harbaum | 89 | if (priv->tile_dir) { |
1497 | //the new cachedir is the given cache dir + the friendly name of the repo_uri | ||
1498 | priv->cache_dir = g_strdup_printf("%s%c%s", priv->tile_dir, G_DIR_SEPARATOR, fname); | ||
1499 | g_debug("Adjusting cache dir %s -> %s", priv->tile_dir, priv->cache_dir); | ||
1500 | harbaum | 32 | } |
1501 | harbaum | 91 | } |
1502 | harbaum | 32 | |
1503 | harbaum | 91 | static GObject * |
1504 | osm_gps_map_constructor (GType gtype, guint n_properties, GObjectConstructParam *properties) | ||
1505 | { | ||
1506 | //Always chain up to the parent constructor | ||
1507 | GObject *object = | ||
1508 | G_OBJECT_CLASS(osm_gps_map_parent_class)->constructor(gtype, n_properties, properties); | ||
1509 | harbaum | 55 | |
1510 | harbaum | 91 | osm_gps_map_setup(OSM_GPS_MAP_PRIVATE(object)); |
1511 | |||
1512 | inspect_map_uri(OSM_GPS_MAP(object)); | ||
1513 | |||
1514 | harbaum | 32 | return object; |
1515 | } | ||
1516 | |||
1517 | static void | ||
1518 | osm_gps_map_dispose (GObject *object) | ||
1519 | { | ||
1520 | OsmGpsMap *map = OSM_GPS_MAP(object); | ||
1521 | OsmGpsMapPrivate *priv = map->priv; | ||
1522 | |||
1523 | if (priv->is_disposed) | ||
1524 | return; | ||
1525 | |||
1526 | priv->is_disposed = TRUE; | ||
1527 | |||
1528 | soup_session_abort(priv->soup_session); | ||
1529 | g_object_unref(priv->soup_session); | ||
1530 | |||
1531 | g_hash_table_destroy(priv->tile_queue); | ||
1532 | g_hash_table_destroy(priv->missing_tiles); | ||
1533 | g_hash_table_destroy(priv->tile_cache); | ||
1534 | |||
1535 | osm_gps_map_free_images(map); | ||
1536 | |||
1537 | if(priv->pixmap) | ||
1538 | g_object_unref (priv->pixmap); | ||
1539 | |||
1540 | harbaum | 55 | if (priv->null_tile) |
1541 | g_object_unref (priv->null_tile); | ||
1542 | |||
1543 | harbaum | 32 | if(priv->gc_map) |
1544 | g_object_unref(priv->gc_map); | ||
1545 | |||
1546 | if (priv->idle_map_redraw != 0) | ||
1547 | g_source_remove (priv->idle_map_redraw); | ||
1548 | |||
1549 | harbaum | 57 | g_free(priv->gps); |
1550 | harbaum | 65 | |
1551 | harbaum | 61 | #ifdef ENABLE_OSD |
1552 | harbaum | 73 | if(priv->osd) |
1553 | priv->osd->free(priv->osd); | ||
1554 | harbaum | 75 | |
1555 | #ifdef OSD_DOUBLE_BUFFER | ||
1556 | if(priv->dbuf_pixmap) | ||
1557 | g_object_unref (priv->dbuf_pixmap); | ||
1558 | harbaum | 61 | #endif |
1559 | harbaum | 75 | #endif |
1560 | harbaum | 61 | |
1561 | harbaum | 32 | G_OBJECT_CLASS (osm_gps_map_parent_class)->dispose (object); |
1562 | } | ||
1563 | |||
1564 | static void | ||
1565 | osm_gps_map_finalize (GObject *object) | ||
1566 | { | ||
1567 | OsmGpsMap *map = OSM_GPS_MAP(object); | ||
1568 | OsmGpsMapPrivate *priv = map->priv; | ||
1569 | |||
1570 | harbaum | 89 | if(priv->tile_dir) |
1571 | g_free(priv->tile_dir); | ||
1572 | |||
1573 | if(priv->cache_dir) | ||
1574 | g_free(priv->cache_dir); | ||
1575 | |||
1576 | harbaum | 32 | g_free(priv->repo_uri); |
1577 | harbaum | 55 | g_free(priv->image_format); |
1578 | harbaum | 32 | |
1579 | osm_gps_map_free_trip(map); | ||
1580 | osm_gps_map_free_tracks(map); | ||
1581 | |||
1582 | G_OBJECT_CLASS (osm_gps_map_parent_class)->finalize (object); | ||
1583 | } | ||
1584 | |||
1585 | static void | ||
1586 | osm_gps_map_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) | ||
1587 | { | ||
1588 | g_return_if_fail (OSM_IS_GPS_MAP (object)); | ||
1589 | OsmGpsMap *map = OSM_GPS_MAP(object); | ||
1590 | OsmGpsMapPrivate *priv = map->priv; | ||
1591 | |||
1592 | switch (prop_id) | ||
1593 | { | ||
1594 | case PROP_AUTO_CENTER: | ||
1595 | priv->map_auto_center = g_value_get_boolean (value); | ||
1596 | break; | ||
1597 | case PROP_RECORD_TRIP_HISTORY: | ||
1598 | priv->record_trip_history = g_value_get_boolean (value); | ||
1599 | break; | ||
1600 | case PROP_SHOW_TRIP_HISTORY: | ||
1601 | priv->show_trip_history = g_value_get_boolean (value); | ||
1602 | break; | ||
1603 | case PROP_AUTO_DOWNLOAD: | ||
1604 | priv->map_auto_download = g_value_get_boolean (value); | ||
1605 | break; | ||
1606 | case PROP_REPO_URI: | ||
1607 | priv->repo_uri = g_value_dup_string (value); | ||
1608 | break; | ||
1609 | case PROP_PROXY_URI: | ||
1610 | if ( g_value_get_string(value) ) { | ||
1611 | priv->proxy_uri = g_value_dup_string (value); | ||
1612 | g_debug("Setting proxy server: %s", priv->proxy_uri); | ||
1613 | harbaum | 55 | |
1614 | harbaum | 32 | #ifndef LIBSOUP22 |
1615 | GValue val = {0}; | ||
1616 | harbaum | 55 | |
1617 | harbaum | 32 | SoupURI* uri = soup_uri_new(priv->proxy_uri); |
1618 | g_value_init(&val, SOUP_TYPE_URI); | ||
1619 | g_value_take_boxed(&val, uri); | ||
1620 | |||
1621 | g_object_set_property(G_OBJECT(priv->soup_session),SOUP_SESSION_PROXY_URI,&val); | ||
1622 | #else | ||
1623 | SoupUri* uri = soup_uri_new(priv->proxy_uri); | ||
1624 | g_object_set(G_OBJECT(priv->soup_session), SOUP_SESSION_PROXY_URI, uri, NULL); | ||
1625 | #endif | ||
1626 | } else | ||
1627 | priv->proxy_uri = NULL; | ||
1628 | |||
1629 | break; | ||
1630 | case PROP_TILE_CACHE_DIR: | ||
1631 | harbaum | 55 | if ( g_value_get_string(value) ) |
1632 | harbaum | 89 | priv->tile_dir = g_value_dup_string (value); |
1633 | harbaum | 32 | break; |
1634 | case PROP_ZOOM: | ||
1635 | priv->map_zoom = g_value_get_int (value); | ||
1636 | break; | ||
1637 | case PROP_MAX_ZOOM: | ||
1638 | priv->max_zoom = g_value_get_int (value); | ||
1639 | break; | ||
1640 | case PROP_MIN_ZOOM: | ||
1641 | priv->min_zoom = g_value_get_int (value); | ||
1642 | break; | ||
1643 | case PROP_MAP_X: | ||
1644 | priv->map_x = g_value_get_int (value); | ||
1645 | priv->center_coord_set = FALSE; | ||
1646 | break; | ||
1647 | case PROP_MAP_Y: | ||
1648 | priv->map_y = g_value_get_int (value); | ||
1649 | priv->center_coord_set = FALSE; | ||
1650 | break; | ||
1651 | case PROP_GPS_TRACK_WIDTH: | ||
1652 | priv->ui_gps_track_width = g_value_get_int (value); | ||
1653 | break; | ||
1654 | case PROP_GPS_POINT_R1: | ||
1655 | priv->ui_gps_point_inner_radius = g_value_get_int (value); | ||
1656 | break; | ||
1657 | case PROP_GPS_POINT_R2: | ||
1658 | priv->ui_gps_point_outer_radius = g_value_get_int (value); | ||
1659 | break; | ||
1660 | harbaum | 89 | case PROP_MAP_SOURCE: { |
1661 | gint old = priv->map_source; | ||
1662 | harbaum | 55 | priv->map_source = g_value_get_int (value); |
1663 | harbaum | 89 | if(old >= OSM_GPS_MAP_SOURCE_NULL && |
1664 | priv->map_source != old && | ||
1665 | priv->map_source >= OSM_GPS_MAP_SOURCE_NULL && | ||
1666 | priv->map_source <= OSM_GPS_MAP_SOURCE_LAST) { | ||
1667 | |||
1668 | /* we now have to switch the entire map */ | ||
1669 | |||
1670 | /* flush the ram cache */ | ||
1671 | g_hash_table_remove_all(priv->tile_cache); | ||
1672 | |||
1673 | harbaum | 91 | osm_gps_map_setup(priv); |
1674 | harbaum | 89 | |
1675 | harbaum | 91 | inspect_map_uri(map); |
1676 | harbaum | 89 | |
1677 | /* adjust zoom if necessary */ | ||
1678 | if(priv->map_zoom > priv->max_zoom) | ||
1679 | osm_gps_map_set_zoom(map, priv->max_zoom); | ||
1680 | |||
1681 | if(priv->map_zoom < priv->min_zoom) | ||
1682 | osm_gps_map_set_zoom(map, priv->min_zoom); | ||
1683 | |||
1684 | } } break; | ||
1685 | harbaum | 55 | case PROP_IMAGE_FORMAT: |
1686 | priv->image_format = g_value_dup_string (value); | ||
1687 | break; | ||
1688 | harbaum | 32 | default: |
1689 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); | ||
1690 | break; | ||
1691 | } | ||
1692 | } | ||
1693 | |||
1694 | static void | ||
1695 | osm_gps_map_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) | ||
1696 | { | ||
1697 | g_return_if_fail (OSM_IS_GPS_MAP (object)); | ||
1698 | float lat,lon; | ||
1699 | OsmGpsMap *map = OSM_GPS_MAP(object); | ||
1700 | OsmGpsMapPrivate *priv = map->priv; | ||
1701 | |||
1702 | switch (prop_id) | ||
1703 | { | ||
1704 | case PROP_AUTO_CENTER: | ||
1705 | g_value_set_boolean(value, priv->map_auto_center); | ||
1706 | break; | ||
1707 | case PROP_RECORD_TRIP_HISTORY: | ||
1708 | g_value_set_boolean(value, priv->record_trip_history); | ||
1709 | break; | ||
1710 | case PROP_SHOW_TRIP_HISTORY: | ||
1711 | g_value_set_boolean(value, priv->show_trip_history); | ||
1712 | break; | ||
1713 | case PROP_AUTO_DOWNLOAD: | ||
1714 | g_value_set_boolean(value, priv->map_auto_download); | ||
1715 | break; | ||
1716 | case PROP_REPO_URI: | ||
1717 | g_value_set_string(value, priv->repo_uri); | ||
1718 | break; | ||
1719 | case PROP_PROXY_URI: | ||
1720 | g_value_set_string(value, priv->proxy_uri); | ||
1721 | break; | ||
1722 | case PROP_TILE_CACHE_DIR: | ||
1723 | g_value_set_string(value, priv->cache_dir); | ||
1724 | break; | ||
1725 | case PROP_ZOOM: | ||
1726 | g_value_set_int(value, priv->map_zoom); | ||
1727 | break; | ||
1728 | case PROP_MAX_ZOOM: | ||
1729 | g_value_set_int(value, priv->max_zoom); | ||
1730 | break; | ||
1731 | case PROP_MIN_ZOOM: | ||
1732 | g_value_set_int(value, priv->min_zoom); | ||
1733 | break; | ||
1734 | case PROP_LATITUDE: | ||
1735 | lat = pixel2lat(priv->map_zoom, | ||
1736 | priv->map_y + (GTK_WIDGET(map)->allocation.height / 2)); | ||
1737 | g_value_set_float(value, rad2deg(lat)); | ||
1738 | break; | ||
1739 | case PROP_LONGITUDE: | ||
1740 | lon = pixel2lon(priv->map_zoom, | ||
1741 | priv->map_x + (GTK_WIDGET(map)->allocation.width / 2)); | ||
1742 | g_value_set_float(value, rad2deg(lon)); | ||
1743 | break; | ||
1744 | case PROP_MAP_X: | ||
1745 | g_value_set_int(value, priv->map_x); | ||
1746 | break; | ||
1747 | case PROP_MAP_Y: | ||
1748 | g_value_set_int(value, priv->map_y); | ||
1749 | break; | ||
1750 | case PROP_TILES_QUEUED: | ||
1751 | g_value_set_int(value, g_hash_table_size(priv->tile_queue)); | ||
1752 | break; | ||
1753 | case PROP_GPS_TRACK_WIDTH: | ||
1754 | g_value_set_int(value, priv->ui_gps_track_width); | ||
1755 | break; | ||
1756 | case PROP_GPS_POINT_R1: | ||
1757 | g_value_set_int(value, priv->ui_gps_point_inner_radius); | ||
1758 | break; | ||
1759 | case PROP_GPS_POINT_R2: | ||
1760 | g_value_set_int(value, priv->ui_gps_point_outer_radius); | ||
1761 | break; | ||
1762 | harbaum | 55 | case PROP_MAP_SOURCE: |
1763 | g_value_set_int(value, priv->map_source); | ||
1764 | break; | ||
1765 | case PROP_IMAGE_FORMAT: | ||
1766 | g_value_set_string(value, priv->image_format); | ||
1767 | break; | ||
1768 | harbaum | 32 | default: |
1769 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); | ||
1770 | break; | ||
1771 | } | ||
1772 | } | ||
1773 | |||
1774 | static gboolean | ||
1775 | harbaum | 55 | osm_gps_map_scroll_event (GtkWidget *widget, GdkEventScroll *event) |
1776 | harbaum | 32 | { |
1777 | OsmGpsMap *map = OSM_GPS_MAP(widget); | ||
1778 | OsmGpsMapPrivate *priv = map->priv; | ||
1779 | |||
1780 | if (event->direction == GDK_SCROLL_UP) | ||
1781 | { | ||
1782 | osm_gps_map_set_zoom(map, priv->map_zoom+1); | ||
1783 | } | ||
1784 | else | ||
1785 | { | ||
1786 | osm_gps_map_set_zoom(map, priv->map_zoom-1); | ||
1787 | } | ||
1788 | |||
1789 | return FALSE; | ||
1790 | } | ||
1791 | |||
1792 | static gboolean | ||
1793 | osm_gps_map_button_press (GtkWidget *widget, GdkEventButton *event) | ||
1794 | { | ||
1795 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
1796 | |||
1797 | harbaum | 63 | #ifdef ENABLE_OSD |
1798 | harbaum | 66 | /* pressed inside OSD control? */ |
1799 | harbaum | 73 | if(priv->osd) { |
1800 | harbaum | 77 | osd_button_t but = priv->osd->check(priv->osd, event->x, event->y); |
1801 | harbaum | 73 | if(but != OSD_NONE) |
1802 | { | ||
1803 | harbaum | 77 | int step = GTK_WIDGET(widget)->allocation.width/OSM_GPS_MAP_SCROLL_STEP; |
1804 | harbaum | 73 | priv->drag_counter = -1; |
1805 | |||
1806 | switch(but) { | ||
1807 | case OSD_UP: | ||
1808 | harbaum | 77 | priv->map_y -= step; |
1809 | harbaum | 73 | priv->center_coord_set = FALSE; |
1810 | harbaum | 95 | g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL); |
1811 | harbaum | 77 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); |
1812 | harbaum | 73 | break; |
1813 | harbaum | 66 | |
1814 | harbaum | 73 | case OSD_DOWN: |
1815 | harbaum | 77 | priv->map_y += step; |
1816 | harbaum | 73 | priv->center_coord_set = FALSE; |
1817 | harbaum | 95 | g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL); |
1818 | harbaum | 77 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); |
1819 | harbaum | 73 | break; |
1820 | harbaum | 66 | |
1821 | harbaum | 73 | case OSD_LEFT: |
1822 | harbaum | 77 | priv->map_x -= step; |
1823 | harbaum | 73 | priv->center_coord_set = FALSE; |
1824 | harbaum | 95 | g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL); |
1825 | harbaum | 77 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); |
1826 | harbaum | 73 | break; |
1827 | |||
1828 | case OSD_RIGHT: | ||
1829 | harbaum | 77 | priv->map_x += step; |
1830 | harbaum | 73 | priv->center_coord_set = FALSE; |
1831 | harbaum | 95 | g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL); |
1832 | harbaum | 77 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); |
1833 | harbaum | 73 | break; |
1834 | |||
1835 | case OSD_IN: | ||
1836 | osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom+1); | ||
1837 | break; | ||
1838 | |||
1839 | case OSD_OUT: | ||
1840 | osm_gps_map_set_zoom(OSM_GPS_MAP(widget), priv->map_zoom-1); | ||
1841 | break; | ||
1842 | |||
1843 | default: | ||
1844 | /* all custom buttons are forwarded to the application */ | ||
1845 | if(priv->osd->cb) | ||
1846 | priv->osd->cb(but, priv->osd->data); | ||
1847 | break; | ||
1848 | } | ||
1849 | |||
1850 | return FALSE; | ||
1851 | harbaum | 63 | } |
1852 | } | ||
1853 | #endif | ||
1854 | |||
1855 | harbaum | 66 | priv->drag_counter = 0; |
1856 | priv->drag_start_mouse_x = (int) event->x; | ||
1857 | priv->drag_start_mouse_y = (int) event->y; | ||
1858 | priv->drag_start_map_x = priv->map_x; | ||
1859 | priv->drag_start_map_y = priv->map_y; | ||
1860 | |||
1861 | return FALSE; | ||
1862 | } | ||
1863 | |||
1864 | static gboolean | ||
1865 | osm_gps_map_button_release (GtkWidget *widget, GdkEventButton *event) | ||
1866 | { | ||
1867 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
1868 | |||
1869 | harbaum | 32 | if (priv->dragging) |
1870 | { | ||
1871 | priv->dragging = FALSE; | ||
1872 | |||
1873 | priv->map_x = priv->drag_start_map_x; | ||
1874 | priv->map_y = priv->drag_start_map_y; | ||
1875 | |||
1876 | priv->map_x += (priv->drag_start_mouse_x - (int) event->x); | ||
1877 | priv->map_y += (priv->drag_start_mouse_y - (int) event->y); | ||
1878 | |||
1879 | priv->center_coord_set = FALSE; | ||
1880 | |||
1881 | osm_gps_map_map_redraw_idle(OSM_GPS_MAP(widget)); | ||
1882 | } | ||
1883 | |||
1884 | harbaum | 111 | #ifdef DRAG_DEBUG |
1885 | printf("dragging done\n"); | ||
1886 | #endif | ||
1887 | |||
1888 | harbaum | 58 | priv->drag_counter = -1; |
1889 | harbaum | 32 | |
1890 | return FALSE; | ||
1891 | } | ||
1892 | |||
1893 | static gboolean | ||
1894 | harbaum | 68 | osm_gps_map_expose (GtkWidget *widget, GdkEventExpose *event); |
1895 | |||
1896 | static gboolean | ||
1897 | harbaum | 32 | osm_gps_map_motion_notify (GtkWidget *widget, GdkEventMotion *event) |
1898 | { | ||
1899 | int x, y; | ||
1900 | GdkModifierType state; | ||
1901 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
1902 | |||
1903 | if (event->is_hint) | ||
1904 | gdk_window_get_pointer (event->window, &x, &y, &state); | ||
1905 | else | ||
1906 | { | ||
1907 | x = event->x; | ||
1908 | y = event->y; | ||
1909 | state = event->state; | ||
1910 | } | ||
1911 | |||
1912 | // are we being dragged | ||
1913 | if (!(state & GDK_BUTTON1_MASK)) | ||
1914 | return FALSE; | ||
1915 | |||
1916 | harbaum | 58 | if (priv->drag_counter < 0) |
1917 | return FALSE; | ||
1918 | |||
1919 | harbaum | 32 | priv->drag_counter++; |
1920 | |||
1921 | // we havent dragged more than 6 pixels | ||
1922 | if (priv->drag_counter < 6) | ||
1923 | return FALSE; | ||
1924 | |||
1925 | harbaum | 75 | #ifdef OSM_GPS_MAP_REFRESH |
1926 | harbaum | 68 | /* reduce update frequency on maemo to keep screen update fluid */ |
1927 | static guint32 last_time = 0; | ||
1928 | |||
1929 | harbaum | 75 | if(event->time - last_time < (1000/OSM_GPS_MAP_REFRESH)) return FALSE; |
1930 | harbaum | 68 | last_time = event->time; |
1931 | #endif | ||
1932 | |||
1933 | harbaum | 32 | priv->dragging = TRUE; |
1934 | |||
1935 | if (priv->map_auto_center) | ||
1936 | g_object_set(G_OBJECT(widget), "auto-center", FALSE, NULL); | ||
1937 | |||
1938 | priv->drag_mouse_dx = x - priv->drag_start_mouse_x; | ||
1939 | priv->drag_mouse_dy = y - priv->drag_start_mouse_y; | ||
1940 | |||
1941 | harbaum | 68 | osm_gps_map_expose (widget, NULL); |
1942 | |||
1943 | return FALSE; | ||
1944 | } | ||
1945 | |||
1946 | static gboolean | ||
1947 | osm_gps_map_configure (GtkWidget *widget, GdkEventConfigure *event) | ||
1948 | { | ||
1949 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
1950 | |||
1951 | /* create pixmap */ | ||
1952 | if (priv->pixmap) | ||
1953 | g_object_unref (priv->pixmap); | ||
1954 | |||
1955 | priv->pixmap = gdk_pixmap_new ( | ||
1956 | harbaum | 75 | widget->window, |
1957 | widget->allocation.width + EXTRA_BORDER * 2, | ||
1958 | widget->allocation.height + EXTRA_BORDER * 2, | ||
1959 | -1); | ||
1960 | harbaum | 68 | |
1961 | harbaum | 73 | #ifdef ENABLE_OSD |
1962 | harbaum | 75 | |
1963 | #ifdef OSD_DOUBLE_BUFFER | ||
1964 | if (priv->dbuf_pixmap) | ||
1965 | g_object_unref (priv->dbuf_pixmap); | ||
1966 | |||
1967 | priv->dbuf_pixmap = gdk_pixmap_new ( | ||
1968 | widget->window, | ||
1969 | widget->allocation.width, | ||
1970 | widget->allocation.height, | ||
1971 | -1); | ||
1972 | #endif | ||
1973 | |||
1974 | harbaum | 73 | /* the osd needs some references to map internal objects */ |
1975 | if(priv->osd) | ||
1976 | priv->osd->widget = widget; | ||
1977 | #endif | ||
1978 | |||
1979 | harbaum | 68 | /* and gc, used for clipping (I think......) */ |
1980 | if(priv->gc_map) | ||
1981 | g_object_unref(priv->gc_map); | ||
1982 | |||
1983 | priv->gc_map = gdk_gc_new(priv->pixmap); | ||
1984 | |||
1985 | osm_gps_map_map_redraw(OSM_GPS_MAP(widget)); | ||
1986 | |||
1987 | return FALSE; | ||
1988 | } | ||
1989 | |||
1990 | static gboolean | ||
1991 | osm_gps_map_expose (GtkWidget *widget, GdkEventExpose *event) | ||
1992 | { | ||
1993 | OsmGpsMapPrivate *priv = OSM_GPS_MAP_PRIVATE(widget); | ||
1994 | |||
1995 | harbaum | 75 | #if defined(ENABLE_OSD) && defined(OSD_DOUBLE_BUFFER) |
1996 | GdkDrawable *drawable = priv->dbuf_pixmap; | ||
1997 | #else | ||
1998 | GdkDrawable *drawable = widget->window; | ||
1999 | #endif | ||
2000 | |||
2001 | harbaum | 111 | #ifdef DRAG_DEBUG |
2002 | printf("expose, map %d/%d\n", priv->map_x, priv->map_y); | ||
2003 | #endif | ||
2004 | |||
2005 | if (!priv->drag_mouse_dx && !priv->drag_mouse_dy && event) | ||
2006 | harbaum | 32 | { |
2007 | harbaum | 111 | #ifdef DRAG_DEBUG |
2008 | printf(" dragging = %d, event = %p\n", priv->dragging, event); | ||
2009 | #endif | ||
2010 | |||
2011 | harbaum | 83 | gdk_draw_drawable (drawable, |
2012 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], | ||
2013 | priv->pixmap, | ||
2014 | event->area.x + EXTRA_BORDER, event->area.y + EXTRA_BORDER, | ||
2015 | event->area.x, event->area.y, | ||
2016 | event->area.width, event->area.height); | ||
2017 | harbaum | 32 | } |
2018 | harbaum | 83 | else |
2019 | harbaum | 32 | { |
2020 | harbaum | 111 | #ifdef DRAG_DEBUG |
2021 | printf(" drag_mouse %d/%d\n", | ||
2022 | priv->drag_mouse_dx - EXTRA_BORDER, | ||
2023 | priv->drag_mouse_dy - EXTRA_BORDER); | ||
2024 | #endif | ||
2025 | |||
2026 | harbaum | 83 | gdk_draw_drawable (drawable, |
2027 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], | ||
2028 | priv->pixmap, | ||
2029 | 0,0, | ||
2030 | priv->drag_mouse_dx - EXTRA_BORDER, | ||
2031 | priv->drag_mouse_dy - EXTRA_BORDER, | ||
2032 | -1,-1); | ||
2033 | |||
2034 | //Paint white outside of the map if dragging. Its less | ||
2035 | //ugly than painting the corrupted map | ||
2036 | if(priv->drag_mouse_dx>EXTRA_BORDER) { | ||
2037 | gdk_draw_rectangle (drawable, | ||
2038 | widget->style->white_gc, | ||
2039 | TRUE, | ||
2040 | 0, 0, | ||
2041 | priv->drag_mouse_dx - EXTRA_BORDER, | ||
2042 | widget->allocation.height); | ||
2043 | } | ||
2044 | else if (-priv->drag_mouse_dx > EXTRA_BORDER) | ||
2045 | { | ||
2046 | gdk_draw_rectangle (drawable, | ||
2047 | widget->style->white_gc, | ||
2048 | TRUE, | ||
2049 | priv->drag_mouse_dx + widget->allocation.width + EXTRA_BORDER, 0, | ||
2050 | -priv->drag_mouse_dx - EXTRA_BORDER, | ||
2051 | widget->allocation.height); | ||
2052 | } | ||
2053 | |||
2054 | if (priv->drag_mouse_dy>EXTRA_BORDER) { | ||
2055 | gdk_draw_rectangle (drawable, | ||
2056 | widget->style->white_gc, | ||
2057 | TRUE, | ||
2058 | 0, 0, | ||
2059 | widget->allocation.width, | ||
2060 | priv->drag_mouse_dy - EXTRA_BORDER); | ||
2061 | } | ||
2062 | else if (-priv->drag_mouse_dy > EXTRA_BORDER) | ||
2063 | { | ||
2064 | gdk_draw_rectangle (drawable, | ||
2065 | widget->style->white_gc, | ||
2066 | TRUE, | ||
2067 | 0, priv->drag_mouse_dy + widget->allocation.height + EXTRA_BORDER, | ||
2068 | widget->allocation.width, | ||
2069 | -priv->drag_mouse_dy - EXTRA_BORDER); | ||
2070 | } | ||
2071 | harbaum | 32 | } |
2072 | harbaum | 75 | |
2073 | #ifdef ENABLE_OSD | ||
2074 | /* draw new OSD */ | ||
2075 | if(priv->osd) | ||
2076 | priv->osd->draw (priv->osd, drawable); | ||
2077 | |||
2078 | #ifdef OSD_DOUBLE_BUFFER | ||
2079 | gdk_draw_drawable (widget->window, | ||
2080 | harbaum | 32 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
2081 | harbaum | 75 | priv->dbuf_pixmap, |
2082 | 0,0,0,0,-1,-1); | ||
2083 | harbaum | 68 | #endif |
2084 | harbaum | 75 | |
2085 | #endif | ||
2086 | |||
2087 | harbaum | 32 | return FALSE; |
2088 | } | ||
2089 | |||
2090 | static void | ||
2091 | osm_gps_map_class_init (OsmGpsMapClass *klass) | ||
2092 | { | ||
2093 | GObjectClass* object_class = G_OBJECT_CLASS (klass); | ||
2094 | GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); | ||
2095 | |||
2096 | g_type_class_add_private (klass, sizeof (OsmGpsMapPrivate)); | ||
2097 | |||
2098 | object_class->dispose = osm_gps_map_dispose; | ||
2099 | object_class->finalize = osm_gps_map_finalize; | ||
2100 | object_class->constructor = osm_gps_map_constructor; | ||
2101 | object_class->set_property = osm_gps_map_set_property; | ||
2102 | object_class->get_property = osm_gps_map_get_property; | ||
2103 | |||
2104 | widget_class->expose_event = osm_gps_map_expose; | ||
2105 | widget_class->configure_event = osm_gps_map_configure; | ||
2106 | widget_class->button_press_event = osm_gps_map_button_press; | ||
2107 | widget_class->button_release_event = osm_gps_map_button_release; | ||
2108 | widget_class->motion_notify_event = osm_gps_map_motion_notify; | ||
2109 | harbaum | 55 | widget_class->scroll_event = osm_gps_map_scroll_event; |
2110 | harbaum | 32 | |
2111 | g_object_class_install_property (object_class, | ||
2112 | PROP_AUTO_CENTER, | ||
2113 | g_param_spec_boolean ("auto-center", | ||
2114 | "auto center", | ||
2115 | "map auto center", | ||
2116 | TRUE, | ||
2117 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2118 | |||
2119 | g_object_class_install_property (object_class, | ||
2120 | PROP_RECORD_TRIP_HISTORY, | ||
2121 | g_param_spec_boolean ("record-trip-history", | ||
2122 | "record trip history", | ||
2123 | "should all gps points be recorded in a trip history", | ||
2124 | TRUE, | ||
2125 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2126 | |||
2127 | g_object_class_install_property (object_class, | ||
2128 | PROP_SHOW_TRIP_HISTORY, | ||
2129 | g_param_spec_boolean ("show-trip-history", | ||
2130 | "show trip history", | ||
2131 | "should the recorded trip history be shown on the map", | ||
2132 | TRUE, | ||
2133 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2134 | |||
2135 | g_object_class_install_property (object_class, | ||
2136 | PROP_AUTO_DOWNLOAD, | ||
2137 | g_param_spec_boolean ("auto-download", | ||
2138 | "auto download", | ||
2139 | "map auto download", | ||
2140 | TRUE, | ||
2141 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2142 | |||
2143 | g_object_class_install_property (object_class, | ||
2144 | PROP_REPO_URI, | ||
2145 | g_param_spec_string ("repo-uri", | ||
2146 | "repo uri", | ||
2147 | harbaum | 55 | "map source tile repository uri", |
2148 | OSM_REPO_URI, | ||
2149 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
2150 | |||
2151 | harbaum | 55 | g_object_class_install_property (object_class, |
2152 | harbaum | 32 | PROP_PROXY_URI, |
2153 | g_param_spec_string ("proxy-uri", | ||
2154 | "proxy uri", | ||
2155 | "http proxy uri on NULL", | ||
2156 | NULL, | ||
2157 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2158 | |||
2159 | g_object_class_install_property (object_class, | ||
2160 | PROP_TILE_CACHE_DIR, | ||
2161 | g_param_spec_string ("tile-cache", | ||
2162 | "tile cache", | ||
2163 | "osm local tile cache dir", | ||
2164 | harbaum | 55 | NULL, |
2165 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
2166 | |||
2167 | g_object_class_install_property (object_class, | ||
2168 | PROP_ZOOM, | ||
2169 | g_param_spec_int ("zoom", | ||
2170 | "zoom", | ||
2171 | "zoom level", | ||
2172 | MIN_ZOOM, /* minimum property value */ | ||
2173 | MAX_ZOOM, /* maximum property value */ | ||
2174 | 3, | ||
2175 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2176 | |||
2177 | g_object_class_install_property (object_class, | ||
2178 | PROP_MAX_ZOOM, | ||
2179 | g_param_spec_int ("max-zoom", | ||
2180 | "max zoom", | ||
2181 | "maximum zoom level", | ||
2182 | MIN_ZOOM, /* minimum property value */ | ||
2183 | MAX_ZOOM, /* maximum property value */ | ||
2184 | harbaum | 55 | OSM_MAX_ZOOM, |
2185 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
2186 | |||
2187 | g_object_class_install_property (object_class, | ||
2188 | PROP_MIN_ZOOM, | ||
2189 | g_param_spec_int ("min-zoom", | ||
2190 | "min zoom", | ||
2191 | "minimum zoom level", | ||
2192 | MIN_ZOOM, /* minimum property value */ | ||
2193 | MAX_ZOOM, /* maximum property value */ | ||
2194 | harbaum | 55 | OSM_MIN_ZOOM, |
2195 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); |
2196 | |||
2197 | g_object_class_install_property (object_class, | ||
2198 | PROP_LATITUDE, | ||
2199 | g_param_spec_float ("latitude", | ||
2200 | "latitude", | ||
2201 | "latitude in degrees", | ||
2202 | -90.0, /* minimum property value */ | ||
2203 | 90.0, /* maximum property value */ | ||
2204 | 0, | ||
2205 | G_PARAM_READABLE)); | ||
2206 | |||
2207 | g_object_class_install_property (object_class, | ||
2208 | PROP_LONGITUDE, | ||
2209 | g_param_spec_float ("longitude", | ||
2210 | "longitude", | ||
2211 | "longitude in degrees", | ||
2212 | -180.0, /* minimum property value */ | ||
2213 | 180.0, /* maximum property value */ | ||
2214 | 0, | ||
2215 | G_PARAM_READABLE)); | ||
2216 | |||
2217 | g_object_class_install_property (object_class, | ||
2218 | PROP_MAP_X, | ||
2219 | g_param_spec_int ("map-x", | ||
2220 | "map-x", | ||
2221 | "initial map x location", | ||
2222 | G_MININT, /* minimum property value */ | ||
2223 | G_MAXINT, /* maximum property value */ | ||
2224 | 890, | ||
2225 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2226 | |||
2227 | g_object_class_install_property (object_class, | ||
2228 | PROP_MAP_Y, | ||
2229 | g_param_spec_int ("map-y", | ||
2230 | "map-y", | ||
2231 | "initial map y location", | ||
2232 | G_MININT, /* minimum property value */ | ||
2233 | G_MAXINT, /* maximum property value */ | ||
2234 | 515, | ||
2235 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2236 | |||
2237 | g_object_class_install_property (object_class, | ||
2238 | PROP_TILES_QUEUED, | ||
2239 | g_param_spec_int ("tiles-queued", | ||
2240 | "tiles-queued", | ||
2241 | "number of tiles currently waiting to download", | ||
2242 | G_MININT, /* minimum property value */ | ||
2243 | G_MAXINT, /* maximum property value */ | ||
2244 | 0, | ||
2245 | G_PARAM_READABLE)); | ||
2246 | |||
2247 | g_object_class_install_property (object_class, | ||
2248 | PROP_GPS_TRACK_WIDTH, | ||
2249 | g_param_spec_int ("gps-track-width", | ||
2250 | "gps-track-width", | ||
2251 | "width of the lines drawn for the gps track", | ||
2252 | 1, /* minimum property value */ | ||
2253 | G_MAXINT, /* maximum property value */ | ||
2254 | 4, | ||
2255 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2256 | |||
2257 | g_object_class_install_property (object_class, | ||
2258 | PROP_GPS_POINT_R1, | ||
2259 | g_param_spec_int ("gps-track-point-radius", | ||
2260 | "gps-track-point-radius", | ||
2261 | "radius of the gps point inner circle", | ||
2262 | 0, /* minimum property value */ | ||
2263 | G_MAXINT, /* maximum property value */ | ||
2264 | harbaum | 66 | 10, |
2265 | harbaum | 32 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
2266 | |||
2267 | g_object_class_install_property (object_class, | ||
2268 | PROP_GPS_POINT_R2, | ||
2269 | g_param_spec_int ("gps-track-highlight-radius", | ||
2270 | "gps-track-highlight-radius", | ||
2271 | "radius of the gps point highlight circle", | ||
2272 | 0, /* minimum property value */ | ||
2273 | G_MAXINT, /* maximum property value */ | ||
2274 | 20, | ||
2275 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); | ||
2276 | |||
2277 | harbaum | 55 | g_object_class_install_property (object_class, |
2278 | PROP_MAP_SOURCE, | ||
2279 | g_param_spec_int ("map-source", | ||
2280 | "map source", | ||
2281 | "map source ID", | ||
2282 | -1, /* minimum property value */ | ||
2283 | G_MAXINT, /* maximum property value */ | ||
2284 | -1, | ||
2285 | harbaum | 89 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); |
2286 | harbaum | 55 | |
2287 | g_object_class_install_property (object_class, | ||
2288 | PROP_IMAGE_FORMAT, | ||
2289 | g_param_spec_string ("image-format", | ||
2290 | "image format", | ||
2291 | "map source tile repository image format (jpg, png)", | ||
2292 | OSM_IMAGE_FORMAT, | ||
2293 | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); | ||
2294 | harbaum | 32 | } |
2295 | |||
2296 | harbaum | 55 | const char* |
2297 | osm_gps_map_source_get_friendly_name(OsmGpsMapSource_t source) | ||
2298 | { | ||
2299 | switch(source) | ||
2300 | { | ||
2301 | case OSM_GPS_MAP_SOURCE_NULL: | ||
2302 | return "None"; | ||
2303 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: | ||
2304 | harbaum | 91 | return "OpenStreetMap I"; |
2305 | harbaum | 55 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: |
2306 | harbaum | 91 | return "OpenStreetMap II"; |
2307 | harbaum | 84 | case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP: |
2308 | return "OpenCycleMap"; | ||
2309 | harbaum | 92 | case OSM_GPS_MAP_SOURCE_OSMC_TRAILS: |
2310 | return "OSMC Trails"; | ||
2311 | harbaum | 55 | case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: |
2312 | return "Maps-For-Free"; | ||
2313 | case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: | ||
2314 | return "Google Maps"; | ||
2315 | case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: | ||
2316 | return "Google Satellite"; | ||
2317 | case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: | ||
2318 | return "Google Hybrid"; | ||
2319 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: | ||
2320 | return "Virtual Earth"; | ||
2321 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: | ||
2322 | return "Virtual Earth Satellite"; | ||
2323 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: | ||
2324 | return "Virtual Earth Hybrid"; | ||
2325 | case OSM_GPS_MAP_SOURCE_YAHOO_STREET: | ||
2326 | return "Yahoo Maps"; | ||
2327 | case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: | ||
2328 | return "Yahoo Satellite"; | ||
2329 | case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: | ||
2330 | return "Yahoo Hybrid"; | ||
2331 | default: | ||
2332 | return NULL; | ||
2333 | } | ||
2334 | return NULL; | ||
2335 | } | ||
2336 | |||
2337 | //http://www.internettablettalk.com/forums/showthread.php?t=5209 | ||
2338 | //https://garage.maemo.org/plugins/scmsvn/viewcvs.php/trunk/src/maps.c?root=maemo-mapper&view=markup | ||
2339 | //http://www.ponies.me.uk/maps/GoogleTileUtils.java | ||
2340 | //http://www.mgmaps.com/cache/MapTileCacher.perl | ||
2341 | const char* | ||
2342 | osm_gps_map_source_get_repo_uri(OsmGpsMapSource_t source) | ||
2343 | { | ||
2344 | switch(source) | ||
2345 | { | ||
2346 | case OSM_GPS_MAP_SOURCE_NULL: | ||
2347 | return "none://"; | ||
2348 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: | ||
2349 | return OSM_REPO_URI; | ||
2350 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: | ||
2351 | return "http://tah.openstreetmap.org/Tiles/tile/#Z/#X/#Y.png"; | ||
2352 | harbaum | 84 | case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP: |
2353 | return "http://c.andy.sandbox.cloudmade.com/tiles/cycle/#Z/#X/#Y.png"; | ||
2354 | harbaum | 92 | case OSM_GPS_MAP_SOURCE_OSMC_TRAILS: |
2355 | return "http://topo.geofabrik.de/trails/#Z/#X/#Y.png"; | ||
2356 | harbaum | 55 | case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: |
2357 | return "http://maps-for-free.com/layer/relief/z#Z/row#Y/#Z_#X-#Y.jpg"; | ||
2358 | case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: | ||
2359 | return "http://mt#R.google.com/vt/v=w2.97&x=#X&y=#Y&z=#Z"; | ||
2360 | case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: | ||
2361 | return "http://khm#R.google.com/kh?n=404&v=3&t=#Q"; | ||
2362 | case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: | ||
2363 | return NULL; /* No longer working "http://mt#R.google.com/mt?n=404&v=w2t.99&x=#X&y=#Y&zoom=#S" */ | ||
2364 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: | ||
2365 | return "http://a#R.ortho.tiles.virtualearth.net/tiles/r#W.jpeg?g=50"; | ||
2366 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: | ||
2367 | return "http://a#R.ortho.tiles.virtualearth.net/tiles/a#W.jpeg?g=50"; | ||
2368 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: | ||
2369 | return "http://a#R.ortho.tiles.virtualearth.net/tiles/h#W.jpeg?g=50"; | ||
2370 | case OSM_GPS_MAP_SOURCE_YAHOO_STREET: | ||
2371 | case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: | ||
2372 | case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: | ||
2373 | /* TODO: Implement signed Y, aka U | ||
2374 | * http://us.maps3.yimg.com/aerial.maps.yimg.com/ximg?v=1.7&t=a&s=256&x=%d&y=%-d&z=%d | ||
2375 | * x = tilex, | ||
2376 | * y = (1 << (MAX_ZOOM - zoom)) - tiley - 1, | ||
2377 | * z = zoom - (MAX_ZOOM - 17)); | ||
2378 | */ | ||
2379 | return NULL; | ||
2380 | default: | ||
2381 | return NULL; | ||
2382 | } | ||
2383 | return NULL; | ||
2384 | } | ||
2385 | |||
2386 | const char * | ||
2387 | osm_gps_map_source_get_image_format(OsmGpsMapSource_t source) | ||
2388 | { | ||
2389 | switch(source) { | ||
2390 | case OSM_GPS_MAP_SOURCE_NULL: | ||
2391 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: | ||
2392 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: | ||
2393 | harbaum | 84 | case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP: |
2394 | harbaum | 92 | case OSM_GPS_MAP_SOURCE_OSMC_TRAILS: |
2395 | harbaum | 55 | return "png"; |
2396 | harbaum | 89 | case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: |
2397 | harbaum | 55 | case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: |
2398 | harbaum | 89 | case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: |
2399 | harbaum | 55 | case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: |
2400 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: | ||
2401 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: | ||
2402 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: | ||
2403 | case OSM_GPS_MAP_SOURCE_YAHOO_STREET: | ||
2404 | case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: | ||
2405 | case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: | ||
2406 | return "jpg"; | ||
2407 | default: | ||
2408 | return "bin"; | ||
2409 | } | ||
2410 | return "bin"; | ||
2411 | } | ||
2412 | |||
2413 | |||
2414 | int | ||
2415 | osm_gps_map_source_get_min_zoom(OsmGpsMapSource_t source) | ||
2416 | { | ||
2417 | return 1; | ||
2418 | } | ||
2419 | |||
2420 | int | ||
2421 | osm_gps_map_source_get_max_zoom(OsmGpsMapSource_t source) | ||
2422 | { | ||
2423 | switch(source) { | ||
2424 | case OSM_GPS_MAP_SOURCE_NULL: | ||
2425 | return 18; | ||
2426 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP: | ||
2427 | harbaum | 105 | case OSM_GPS_MAP_SOURCE_OPENCYCLEMAP: |
2428 | harbaum | 55 | return OSM_MAX_ZOOM; |
2429 | case OSM_GPS_MAP_SOURCE_OPENSTREETMAP_RENDERER: | ||
2430 | case OSM_GPS_MAP_SOURCE_GOOGLE_STREET: | ||
2431 | case OSM_GPS_MAP_SOURCE_GOOGLE_HYBRID: | ||
2432 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_STREET: | ||
2433 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_SATELLITE: | ||
2434 | case OSM_GPS_MAP_SOURCE_VIRTUAL_EARTH_HYBRID: | ||
2435 | case OSM_GPS_MAP_SOURCE_YAHOO_STREET: | ||
2436 | case OSM_GPS_MAP_SOURCE_YAHOO_SATELLITE: | ||
2437 | case OSM_GPS_MAP_SOURCE_YAHOO_HYBRID: | ||
2438 | return 17; | ||
2439 | harbaum | 92 | case OSM_GPS_MAP_SOURCE_OSMC_TRAILS: |
2440 | return 15; | ||
2441 | harbaum | 55 | case OSM_GPS_MAP_SOURCE_MAPS_FOR_FREE: |
2442 | return 11; | ||
2443 | case OSM_GPS_MAP_SOURCE_GOOGLE_SATELLITE: | ||
2444 | return 18; | ||
2445 | default: | ||
2446 | return 17; | ||
2447 | } | ||
2448 | return 17; | ||
2449 | } | ||
2450 | |||
2451 | harbaum | 32 | void |
2452 | osm_gps_map_download_maps (OsmGpsMap *map, coord_t *pt1, coord_t *pt2, int zoom_start, int zoom_end) | ||
2453 | { | ||
2454 | int i,j,zoom,num_tiles; | ||
2455 | OsmGpsMapPrivate *priv = map->priv; | ||
2456 | |||
2457 | if (pt1 && pt2) | ||
2458 | { | ||
2459 | gchar *filename; | ||
2460 | num_tiles = 0; | ||
2461 | zoom_end = CLAMP(zoom_end, priv->min_zoom, priv->max_zoom); | ||
2462 | g_debug("Download maps: z:%d->%d",zoom_start, zoom_end); | ||
2463 | |||
2464 | for(zoom=zoom_start; zoom<=zoom_end; zoom++) | ||
2465 | { | ||
2466 | int x1,y1,x2,y2; | ||
2467 | |||
2468 | x1 = (int)floor((float)lon2pixel(zoom, pt1->rlon) / (float)TILESIZE); | ||
2469 | y1 = (int)floor((float)lat2pixel(zoom, pt1->rlat) / (float)TILESIZE); | ||
2470 | |||
2471 | x2 = (int)floor((float)lon2pixel(zoom, pt2->rlon) / (float)TILESIZE); | ||
2472 | y2 = (int)floor((float)lat2pixel(zoom, pt2->rlat) / (float)TILESIZE); | ||
2473 | |||
2474 | // loop x1-x2 | ||
2475 | for(i=x1; i<=x2; i++) | ||
2476 | { | ||
2477 | // loop y1 - y2 | ||
2478 | for(j=y1; j<=y2; j++) | ||
2479 | { | ||
2480 | // x = i, y = j | ||
2481 | harbaum | 55 | filename = g_strdup_printf("%s%c%d%c%d%c%d.%s", |
2482 | priv->cache_dir, G_DIR_SEPARATOR, | ||
2483 | zoom, G_DIR_SEPARATOR, | ||
2484 | i, G_DIR_SEPARATOR, | ||
2485 | j, | ||
2486 | priv->image_format); | ||
2487 | if (!g_file_test(filename, G_FILE_TEST_EXISTS)) | ||
2488 | harbaum | 32 | { |
2489 | osm_gps_map_download_tile(map, zoom, i, j, FALSE); | ||
2490 | num_tiles++; | ||
2491 | } | ||
2492 | g_free(filename); | ||
2493 | } | ||
2494 | } | ||
2495 | g_debug("DL @Z:%d = %d tiles",zoom,num_tiles); | ||
2496 | } | ||
2497 | } | ||
2498 | } | ||
2499 | |||
2500 | void | ||
2501 | osm_gps_map_get_bbox (OsmGpsMap *map, coord_t *pt1, coord_t *pt2) | ||
2502 | { | ||
2503 | OsmGpsMapPrivate *priv = map->priv; | ||
2504 | |||
2505 | if (pt1 && pt2) { | ||
2506 | pt1->rlat = pixel2lat(priv->map_zoom, priv->map_y); | ||
2507 | pt1->rlon = pixel2lon(priv->map_zoom, priv->map_x); | ||
2508 | pt2->rlat = pixel2lat(priv->map_zoom, priv->map_y + GTK_WIDGET(map)->allocation.height); | ||
2509 | pt2->rlon = pixel2lon(priv->map_zoom, priv->map_x + GTK_WIDGET(map)->allocation.width); | ||
2510 | |||
2511 | g_debug("BBOX: %f %f %f %f", pt1->rlat, pt1->rlon, pt2->rlat, pt2->rlon); | ||
2512 | } | ||
2513 | } | ||
2514 | |||
2515 | void | ||
2516 | osm_gps_map_set_mapcenter (OsmGpsMap *map, float latitude, float longitude, int zoom) | ||
2517 | { | ||
2518 | osm_gps_map_set_center (map, latitude, longitude); | ||
2519 | osm_gps_map_set_zoom (map, zoom); | ||
2520 | } | ||
2521 | |||
2522 | void | ||
2523 | osm_gps_map_set_center (OsmGpsMap *map, float latitude, float longitude) | ||
2524 | { | ||
2525 | int pixel_x, pixel_y; | ||
2526 | OsmGpsMapPrivate *priv; | ||
2527 | |||
2528 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2529 | priv = map->priv; | ||
2530 | |||
2531 | priv->center_rlat = deg2rad(latitude); | ||
2532 | priv->center_rlon = deg2rad(longitude); | ||
2533 | priv->center_coord_set = TRUE; | ||
2534 | |||
2535 | // pixel_x,y, offsets | ||
2536 | pixel_x = lon2pixel(priv->map_zoom, priv->center_rlon); | ||
2537 | pixel_y = lat2pixel(priv->map_zoom, priv->center_rlat); | ||
2538 | |||
2539 | priv->map_x = pixel_x - GTK_WIDGET(map)->allocation.width/2; | ||
2540 | priv->map_y = pixel_y - GTK_WIDGET(map)->allocation.height/2; | ||
2541 | |||
2542 | osm_gps_map_map_redraw_idle(map); | ||
2543 | } | ||
2544 | |||
2545 | int | ||
2546 | osm_gps_map_set_zoom (OsmGpsMap *map, int zoom) | ||
2547 | { | ||
2548 | int zoom_old; | ||
2549 | harbaum | 55 | double factor = 0.0; |
2550 | harbaum | 32 | int width_center, height_center; |
2551 | OsmGpsMapPrivate *priv; | ||
2552 | |||
2553 | g_return_val_if_fail (OSM_IS_GPS_MAP (map), 0); | ||
2554 | priv = map->priv; | ||
2555 | |||
2556 | if (zoom != priv->map_zoom) | ||
2557 | { | ||
2558 | width_center = GTK_WIDGET(map)->allocation.width / 2; | ||
2559 | height_center = GTK_WIDGET(map)->allocation.height / 2; | ||
2560 | |||
2561 | zoom_old = priv->map_zoom; | ||
2562 | //constrain zoom min_zoom -> max_zoom | ||
2563 | priv->map_zoom = CLAMP(zoom, priv->min_zoom, priv->max_zoom); | ||
2564 | |||
2565 | if (priv->center_coord_set) | ||
2566 | { | ||
2567 | priv->map_x = lon2pixel(priv->map_zoom, priv->center_rlon) - width_center; | ||
2568 | priv->map_y = lat2pixel(priv->map_zoom, priv->center_rlat) - height_center; | ||
2569 | } | ||
2570 | else | ||
2571 | { | ||
2572 | factor = exp(priv->map_zoom * M_LN2)/exp(zoom_old * M_LN2); | ||
2573 | priv->map_x = ((priv->map_x + width_center) * factor) - width_center; | ||
2574 | priv->map_y = ((priv->map_y + height_center) * factor) - height_center; | ||
2575 | } | ||
2576 | |||
2577 | g_debug("Zoom changed from %d to %d factor:%f x:%d", | ||
2578 | zoom_old, priv->map_zoom, factor, priv->map_x); | ||
2579 | |||
2580 | harbaum | 98 | #ifdef ENABLE_OSD |
2581 | /* OSD may contain a scale, so we may have to re-render it */ | ||
2582 | if(priv->osd && OSM_IS_GPS_MAP (priv->osd->widget)) | ||
2583 | priv->osd->render (priv->osd); | ||
2584 | #endif | ||
2585 | |||
2586 | harbaum | 32 | osm_gps_map_map_redraw_idle(map); |
2587 | } | ||
2588 | return priv->map_zoom; | ||
2589 | } | ||
2590 | |||
2591 | void | ||
2592 | osm_gps_map_add_track (OsmGpsMap *map, GSList *track) | ||
2593 | { | ||
2594 | OsmGpsMapPrivate *priv; | ||
2595 | |||
2596 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2597 | priv = map->priv; | ||
2598 | |||
2599 | if (track) { | ||
2600 | priv->tracks = g_slist_append(priv->tracks, track); | ||
2601 | osm_gps_map_map_redraw_idle(map); | ||
2602 | } | ||
2603 | } | ||
2604 | |||
2605 | void | ||
2606 | osm_gps_map_clear_tracks (OsmGpsMap *map) | ||
2607 | { | ||
2608 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2609 | |||
2610 | osm_gps_map_free_tracks(map); | ||
2611 | osm_gps_map_map_redraw_idle(map); | ||
2612 | } | ||
2613 | |||
2614 | void | ||
2615 | osm_gps_map_add_image (OsmGpsMap *map, float latitude, float longitude, GdkPixbuf *image) | ||
2616 | { | ||
2617 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2618 | |||
2619 | if (image) { | ||
2620 | OsmGpsMapPrivate *priv = map->priv; | ||
2621 | image_t *im; | ||
2622 | |||
2623 | //cache w/h for speed, and add image to list | ||
2624 | im = g_new0(image_t,1); | ||
2625 | im->w = gdk_pixbuf_get_width(image); | ||
2626 | harbaum | 55 | im->h = gdk_pixbuf_get_height(image); |
2627 | harbaum | 32 | im->pt.rlat = deg2rad(latitude); |
2628 | im->pt.rlon = deg2rad(longitude); | ||
2629 | |||
2630 | g_object_ref(image); | ||
2631 | im->image = image; | ||
2632 | |||
2633 | priv->images = g_slist_append(priv->images, im); | ||
2634 | |||
2635 | osm_gps_map_map_redraw_idle(map); | ||
2636 | } | ||
2637 | } | ||
2638 | |||
2639 | harbaum | 55 | gboolean |
2640 | osm_gps_map_remove_image (OsmGpsMap *map, GdkPixbuf *image) | ||
2641 | { | ||
2642 | OsmGpsMapPrivate *priv = map->priv; | ||
2643 | if (priv->images) { | ||
2644 | GSList *list; | ||
2645 | for(list = priv->images; list != NULL; list = list->next) | ||
2646 | { | ||
2647 | image_t *im = list->data; | ||
2648 | if (im->image == image) | ||
2649 | { | ||
2650 | priv->images = g_slist_remove_link(priv->images, list); | ||
2651 | g_object_unref(im->image); | ||
2652 | g_free(im); | ||
2653 | osm_gps_map_map_redraw_idle(map); | ||
2654 | return TRUE; | ||
2655 | } | ||
2656 | } | ||
2657 | } | ||
2658 | return FALSE; | ||
2659 | } | ||
2660 | |||
2661 | harbaum | 32 | void |
2662 | osm_gps_map_clear_images (OsmGpsMap *map) | ||
2663 | { | ||
2664 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2665 | |||
2666 | osm_gps_map_free_images(map); | ||
2667 | osm_gps_map_map_redraw_idle(map); | ||
2668 | } | ||
2669 | |||
2670 | void | ||
2671 | osm_gps_map_draw_gps (OsmGpsMap *map, float latitude, float longitude, float heading) | ||
2672 | { | ||
2673 | int pixel_x, pixel_y; | ||
2674 | OsmGpsMapPrivate *priv; | ||
2675 | |||
2676 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2677 | priv = map->priv; | ||
2678 | |||
2679 | priv->gps->rlat = deg2rad(latitude); | ||
2680 | priv->gps->rlon = deg2rad(longitude); | ||
2681 | priv->gps_valid = TRUE; | ||
2682 | harbaum | 97 | priv->gps_heading = deg2rad(heading); |
2683 | harbaum | 32 | |
2684 | // pixel_x,y, offsets | ||
2685 | pixel_x = lon2pixel(priv->map_zoom, priv->gps->rlon); | ||
2686 | pixel_y = lat2pixel(priv->map_zoom, priv->gps->rlat); | ||
2687 | |||
2688 | //If trip marker add to list of gps points. | ||
2689 | if (priv->record_trip_history) { | ||
2690 | coord_t *tp = g_new0(coord_t,1); | ||
2691 | tp->rlat = priv->gps->rlat; | ||
2692 | tp->rlon = priv->gps->rlon; | ||
2693 | priv->trip_history = g_slist_append(priv->trip_history, tp); | ||
2694 | } | ||
2695 | |||
2696 | // dont draw anything if we are dragging | ||
2697 | if (priv->dragging) { | ||
2698 | g_debug("Dragging"); | ||
2699 | return; | ||
2700 | } | ||
2701 | |||
2702 | //Automatically center the map if the track approaches the edge | ||
2703 | if(priv->map_auto_center) { | ||
2704 | int x = pixel_x - priv->map_x; | ||
2705 | int y = pixel_y - priv->map_y; | ||
2706 | int width = GTK_WIDGET(map)->allocation.width; | ||
2707 | int height = GTK_WIDGET(map)->allocation.height; | ||
2708 | if( x < (width/2 - width/8) || x > (width/2 + width/8) || | ||
2709 | y < (height/2 - height/8) || y > (height/2 + height/8)) { | ||
2710 | |||
2711 | priv->map_x = pixel_x - GTK_WIDGET(map)->allocation.width/2; | ||
2712 | priv->map_y = pixel_y - GTK_WIDGET(map)->allocation.height/2; | ||
2713 | priv->center_coord_set = FALSE; | ||
2714 | } | ||
2715 | } | ||
2716 | |||
2717 | // this redraws the map (including the gps track, and adjusts the | ||
2718 | // map center if it was changed | ||
2719 | osm_gps_map_map_redraw_idle(map); | ||
2720 | } | ||
2721 | |||
2722 | void | ||
2723 | osm_gps_map_clear_gps (OsmGpsMap *map) | ||
2724 | { | ||
2725 | osm_gps_map_free_trip(map); | ||
2726 | osm_gps_map_map_redraw_idle(map); | ||
2727 | } | ||
2728 | |||
2729 | coord_t | ||
2730 | osm_gps_map_get_co_ordinates (OsmGpsMap *map, int pixel_x, int pixel_y) | ||
2731 | { | ||
2732 | coord_t coord; | ||
2733 | OsmGpsMapPrivate *priv = map->priv; | ||
2734 | |||
2735 | coord.rlat = pixel2lat(priv->map_zoom, priv->map_y + pixel_y); | ||
2736 | coord.rlon = pixel2lon(priv->map_zoom, priv->map_x + pixel_x); | ||
2737 | return coord; | ||
2738 | } | ||
2739 | |||
2740 | GtkWidget * | ||
2741 | osm_gps_map_new (void) | ||
2742 | { | ||
2743 | return g_object_new (OSM_TYPE_GPS_MAP, NULL); | ||
2744 | } | ||
2745 | |||
2746 | void | ||
2747 | osm_gps_map_screen_to_geographic (OsmGpsMap *map, gint pixel_x, gint pixel_y, | ||
2748 | gfloat *latitude, gfloat *longitude) | ||
2749 | { | ||
2750 | OsmGpsMapPrivate *priv; | ||
2751 | |||
2752 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2753 | priv = map->priv; | ||
2754 | |||
2755 | if (latitude) | ||
2756 | *latitude = rad2deg(pixel2lat(priv->map_zoom, priv->map_y + pixel_y)); | ||
2757 | if (longitude) | ||
2758 | *longitude = rad2deg(pixel2lon(priv->map_zoom, priv->map_x + pixel_x)); | ||
2759 | } | ||
2760 | |||
2761 | void | ||
2762 | osm_gps_map_geographic_to_screen (OsmGpsMap *map, | ||
2763 | gfloat latitude, gfloat longitude, | ||
2764 | gint *pixel_x, gint *pixel_y) | ||
2765 | { | ||
2766 | OsmGpsMapPrivate *priv; | ||
2767 | |||
2768 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2769 | priv = map->priv; | ||
2770 | |||
2771 | if (pixel_x) | ||
2772 | *pixel_x = lon2pixel(priv->map_zoom, deg2rad(longitude)) - priv->map_x; | ||
2773 | if (pixel_y) | ||
2774 | *pixel_y = lat2pixel(priv->map_zoom, deg2rad(latitude)) - priv->map_y; | ||
2775 | } | ||
2776 | |||
2777 | void | ||
2778 | osm_gps_map_scroll (OsmGpsMap *map, gint dx, gint dy) | ||
2779 | { | ||
2780 | OsmGpsMapPrivate *priv; | ||
2781 | |||
2782 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2783 | priv = map->priv; | ||
2784 | |||
2785 | priv->center_coord_set = FALSE; | ||
2786 | priv->map_x += dx; | ||
2787 | priv->map_y += dy; | ||
2788 | |||
2789 | harbaum | 111 | #ifdef ENABLE_OSD |
2790 | /* OSD may contain a coordinate, so we may have to re-render it */ | ||
2791 | if(priv->osd && OSM_IS_GPS_MAP (priv->osd->widget)) | ||
2792 | priv->osd->render (priv->osd); | ||
2793 | #endif | ||
2794 | |||
2795 | harbaum | 32 | osm_gps_map_map_redraw_idle (map); |
2796 | } | ||
2797 | |||
2798 | harbaum | 55 | float |
2799 | osm_gps_map_get_scale(OsmGpsMap *map) | ||
2800 | { | ||
2801 | OsmGpsMapPrivate *priv; | ||
2802 | |||
2803 | harbaum | 97 | g_return_val_if_fail (OSM_IS_GPS_MAP (map), OSM_GPS_MAP_INVALID); |
2804 | harbaum | 55 | priv = map->priv; |
2805 | |||
2806 | return osm_gps_map_get_scale_at_point(priv->map_zoom, priv->center_rlat, priv->center_rlon); | ||
2807 | } | ||
2808 | |||
2809 | harbaum | 66 | #ifdef ENABLE_OSD |
2810 | harbaum | 73 | |
2811 | void | ||
2812 | osm_gps_map_redraw (OsmGpsMap *map) | ||
2813 | { | ||
2814 | osm_gps_map_map_redraw_idle(map); | ||
2815 | } | ||
2816 | |||
2817 | osm_gps_map_osd_t *osm_gps_map_osd_get(OsmGpsMap *map) { | ||
2818 | g_return_val_if_fail (OSM_IS_GPS_MAP (map), NULL); | ||
2819 | return map->priv->osd; | ||
2820 | } | ||
2821 | |||
2822 | void osm_gps_map_register_osd(OsmGpsMap *map, osm_gps_map_osd_t *osd) { | ||
2823 | harbaum | 66 | OsmGpsMapPrivate *priv; |
2824 | |||
2825 | g_return_if_fail (OSM_IS_GPS_MAP (map)); | ||
2826 | harbaum | 73 | |
2827 | harbaum | 66 | priv = map->priv; |
2828 | harbaum | 73 | g_return_if_fail (!priv->osd); |
2829 | harbaum | 66 | |
2830 | harbaum | 73 | priv->osd = osd; |
2831 | harbaum | 66 | } |
2832 | harbaum | 73 | |
2833 | harbaum | 86 | void |
2834 | osm_gps_map_repaint (OsmGpsMap *map) { | ||
2835 | osm_gps_map_expose (GTK_WIDGET(map), NULL); | ||
2836 | } | ||
2837 | |||
2838 | harbaum | 66 | #endif |