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Reduced map power consumption
1 | harbaum | 33 | /* |
2 | harbaum | 55 | * Copyright (C) 2008-2009 Till Harbaum <till@harbaum.org>. |
3 | harbaum | 33 | * |
4 | * This file is part of GPXView. | ||
5 | * | ||
6 | * GPXView is free software: you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation, either version 3 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * GPXView is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with GPXView. If not, see <http://www.gnu.org/licenses/>. | ||
18 | */ | ||
19 | |||
20 | harbaum | 93 | /* |
21 | * http://topo.geofabrik.de/relief/${z}/${x}/${y}.png 8-15 | ||
22 | * http://topo.geofabrik.de/trail/${z}/${x}/${y}.png 8-15 | ||
23 | */ | ||
24 | |||
25 | harbaum | 33 | #include "gpxview.h" |
26 | harbaum | 61 | #include "converter.h" |
27 | harbaum | 34 | #include <math.h> // for isnan |
28 | harbaum | 33 | |
29 | #ifdef ENABLE_OSM_GPS_MAP | ||
30 | #include "osm-gps-map.h" | ||
31 | harbaum | 73 | #include "osm-gps-map-osd-classic.h" |
32 | harbaum | 33 | #endif |
33 | |||
34 | harbaum | 77 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) |
35 | #include <gdk/gdkx.h> | ||
36 | #include <X11/Xatom.h> | ||
37 | #endif | ||
38 | |||
39 | harbaum | 98 | /* default values */ |
40 | harbaum | 84 | #define MAP_SOURCE OSM_GPS_MAP_SOURCE_OPENCYCLEMAP |
41 | harbaum | 48 | #define GPS_DEFAULT_ZOOM 13 |
42 | |||
43 | harbaum | 34 | #define PROXY_KEY "/system/http_proxy/" |
44 | |||
45 | static const char *get_proxy_uri(appdata_t *appdata) { | ||
46 | static char proxy_buffer[64] = ""; | ||
47 | harbaum | 33 | |
48 | /* use environment settings if preset */ | ||
49 | const char *proxy = g_getenv("http_proxy"); | ||
50 | if(proxy) { | ||
51 | printf("http_proxy: %s\n", proxy); | ||
52 | return proxy; | ||
53 | } | ||
54 | |||
55 | harbaum | 34 | /* ------------- get proxy settings -------------------- */ |
56 | if(gconf_client_get_bool(appdata->gconf_client, | ||
57 | PROXY_KEY "use_http_proxy", NULL)) { | ||
58 | harbaum | 33 | |
59 | harbaum | 34 | /* we can savely ignore things like "ignore_hosts" since we */ |
60 | /* are pretty sure not inside the net of one of our map renderers */ | ||
61 | /* (unless the user works at google :-) */ | ||
62 | |||
63 | /* get basic settings */ | ||
64 | char *host = | ||
65 | gconf_client_get_string(appdata->gconf_client, PROXY_KEY "host", NULL); | ||
66 | if(host) { | ||
67 | int port = | ||
68 | gconf_client_get_int(appdata->gconf_client, PROXY_KEY "port", NULL); | ||
69 | harbaum | 33 | |
70 | harbaum | 34 | snprintf(proxy_buffer, sizeof(proxy_buffer), |
71 | "http://%s:%u", host, port); | ||
72 | harbaum | 33 | |
73 | harbaum | 34 | g_free(host); |
74 | } | ||
75 | harbaum | 35 | return proxy_buffer; |
76 | harbaum | 34 | } |
77 | |||
78 | harbaum | 35 | return NULL; |
79 | harbaum | 33 | } |
80 | |||
81 | harbaum | 66 | static void |
82 | harbaum | 73 | cb_map_gps(osd_button_t but, map_context_t *context) { |
83 | harbaum | 143 | |
84 | harbaum | 73 | if(but == OSD_GPS) { |
85 | pos_t *refpos = get_pos(context->appdata); | ||
86 | if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { | ||
87 | harbaum | 81 | gint zoom; |
88 | g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL); | ||
89 | if(zoom < 10) | ||
90 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), | ||
91 | refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM); | ||
92 | else | ||
93 | osm_gps_map_set_center(OSM_GPS_MAP(context->widget), | ||
94 | refpos->lat, refpos->lon); | ||
95 | |||
96 | harbaum | 77 | /* re-enable centering */ |
97 | g_object_set(context->widget, "auto-center", TRUE, NULL); | ||
98 | harbaum | 73 | } else { |
99 | /* no coordinates given: display the entire world */ | ||
100 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), | ||
101 | 0.0, 0.0, 1); | ||
102 | } | ||
103 | harbaum | 34 | } |
104 | harbaum | 33 | } |
105 | |||
106 | harbaum | 55 | static int dist2pixel(map_context_t *context, float km, float lat) { |
107 | return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget)); | ||
108 | } | ||
109 | |||
110 | harbaum | 33 | static gboolean map_gps_update(gpointer data) { |
111 | map_context_t *context = (map_context_t*)data; | ||
112 | harbaum | 148 | static gboolean goto_is_enabled = FALSE; |
113 | harbaum | 33 | |
114 | harbaum | 51 | /* get reference position ... */ |
115 | harbaum | 34 | pos_t *refpos = get_pos(context->appdata); |
116 | gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon); | ||
117 | harbaum | 33 | |
118 | harbaum | 51 | /* ... and enable "goto" button if it's valid */ |
119 | harbaum | 148 | if(ok != goto_is_enabled) { |
120 | osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget), | ||
121 | OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context); | ||
122 | goto_is_enabled = ok; | ||
123 | } | ||
124 | harbaum | 34 | |
125 | harbaum | 51 | if(ok) { |
126 | harbaum | 53 | float heading = NAN; |
127 | harbaum | 54 | int radius = 0; |
128 | harbaum | 51 | |
129 | harbaum | 53 | if(context->appdata->use_gps) { |
130 | heading = gps_get_heading(context->appdata); | ||
131 | |||
132 | /* get error */ | ||
133 | float eph = gps_get_eph(context->appdata); | ||
134 | harbaum | 55 | if(!isnan(eph)) |
135 | radius = dist2pixel(context, eph/1000, refpos->lat); | ||
136 | harbaum | 53 | } |
137 | |||
138 | harbaum | 148 | /* TODO: in order to save energy: only draw if state actually changed */ |
139 | |||
140 | harbaum | 53 | g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL); |
141 | osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget), | ||
142 | harbaum | 51 | refpos->lat, refpos->lon, heading); |
143 | } else | ||
144 | osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget)); | ||
145 | |||
146 | harbaum | 33 | return TRUE; |
147 | } | ||
148 | |||
149 | harbaum | 143 | static void map_draw_cache(GtkWidget *map, cache_t *cache) { |
150 | GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); | ||
151 | |||
152 | /* check if there's also an overwritten coordinate */ | ||
153 | if(cache->notes && cache->notes->override) { | ||
154 | GdkPixbuf *over = icon_get(ICON_MISC, 1); | ||
155 | |||
156 | osm_gps_map_add_image(OSM_GPS_MAP(map), | ||
157 | cache->notes->pos.lat, cache->notes->pos.lon, icon); | ||
158 | |||
159 | osm_gps_map_add_image(OSM_GPS_MAP(map), | ||
160 | cache->notes->pos.lat, cache->notes->pos.lon, over); | ||
161 | } else { | ||
162 | if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon)) | ||
163 | osm_gps_map_add_image(OSM_GPS_MAP(map), | ||
164 | cache->pos.lat, cache->pos.lon, icon); | ||
165 | } | ||
166 | } | ||
167 | |||
168 | static void map_draw_gpx(appdata_t *appdata, GtkWidget *map, gpx_t *gpx) { | ||
169 | if(!gpx->notes_loaded) { | ||
170 | notes_load_all(appdata, gpx); | ||
171 | gpx->notes_loaded = TRUE; | ||
172 | } | ||
173 | |||
174 | cache_t *cache = gpx->cache; | ||
175 | while(cache) { | ||
176 | map_draw_cache(map, cache); | ||
177 | cache = cache->next; | ||
178 | } | ||
179 | } | ||
180 | |||
181 | /* draw geocaches and set window title */ | ||
182 | static void map_setup(map_context_t *context) { | ||
183 | char *name = NULL; | ||
184 | |||
185 | if(!context->appdata->cur_gpx && !context->appdata->cur_cache) { | ||
186 | if(context->state != MAP_ALL) { | ||
187 | printf("map_setup(ALL)\n"); | ||
188 | |||
189 | #ifdef OSD_NAV | ||
190 | /* no navigation in this mode */ | ||
191 | osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget)); | ||
192 | #endif | ||
193 | |||
194 | /* clear all existing ccahe images */ | ||
195 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); | ||
196 | |||
197 | /* draw all geocaches */ | ||
198 | gpx_t *gpx = context->appdata->gpx; | ||
199 | while(gpx) { | ||
200 | map_draw_gpx(context->appdata, context->widget, gpx); | ||
201 | gpx = gpx->next; | ||
202 | } | ||
203 | name = g_strdup(_("all")); | ||
204 | context->state = MAP_ALL; | ||
205 | } | ||
206 | } else if(!context->appdata->cur_cache) { | ||
207 | if(context->state != MAP_GPX) { | ||
208 | printf("map_setup(GPX)\n"); | ||
209 | |||
210 | #ifdef OSD_NAV | ||
211 | /* no navigation in this mode */ | ||
212 | osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget)); | ||
213 | #endif | ||
214 | |||
215 | /* clear all existing ccahe images */ | ||
216 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); | ||
217 | |||
218 | map_draw_gpx(context->appdata, context->widget, | ||
219 | context->appdata->cur_gpx); | ||
220 | name = g_strdup(context->appdata->cur_gpx->name); | ||
221 | context->state = MAP_GPX; | ||
222 | } | ||
223 | } else { | ||
224 | cache_t *cache = context->appdata->cur_cache; | ||
225 | |||
226 | printf("map_setp(CACHE)\n"); | ||
227 | |||
228 | /* no balloons in this mode */ | ||
229 | context->balloon = NULL; | ||
230 | osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget)); | ||
231 | |||
232 | /* clear all existing ccahe images */ | ||
233 | osm_gps_map_clear_images (OSM_GPS_MAP(context->widget)); | ||
234 | |||
235 | map_draw_cache(context->widget, cache); | ||
236 | name = g_strdup(cache->name); | ||
237 | context->state = MAP_CACHE; | ||
238 | |||
239 | /* navigation in this mode! */ | ||
240 | pos_t cpos = gpx_cache_pos(cache); | ||
241 | |||
242 | #ifdef OSD_NAV | ||
243 | osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget), | ||
244 | context->appdata->imperial, | ||
245 | cpos.lat, cpos.lon, cache->name); | ||
246 | #else | ||
247 | #warning OSD_NAV not defined! | ||
248 | #endif | ||
249 | } | ||
250 | |||
251 | if(name) { | ||
252 | char *title = g_strdup_printf(_("Map - %s"), name); | ||
253 | g_free(name); | ||
254 | |||
255 | gtk_window_set_title(GTK_WINDOW(context->window), title); | ||
256 | |||
257 | g_free(title); | ||
258 | } else | ||
259 | printf("map_setup(keep)\n"); | ||
260 | } | ||
261 | |||
262 | harbaum | 35 | static gboolean on_map_configure(GtkWidget *widget, |
263 | GdkEventConfigure *event, | ||
264 | map_context_t *context) { | ||
265 | harbaum | 33 | |
266 | harbaum | 143 | /* for some reason there's a configure event with 1/1 */ |
267 | /* on diablo. We just ignore this! */ | ||
268 | harbaum | 85 | |
269 | harbaum | 143 | printf("on_map_configure %d %d\n", |
270 | widget->allocation.width, | ||
271 | widget->allocation.height); | ||
272 | |||
273 | if(!context->map_complete && | ||
274 | (widget->allocation.width > 100) && | ||
275 | (widget->allocation.height > 100)) { | ||
276 | |||
277 | /* setup cache state */ | ||
278 | map_setup(context); | ||
279 | |||
280 | harbaum | 85 | /* set default values if they are invalid */ |
281 | if(!context->appdata->map.zoom || | ||
282 | isnan(context->appdata->map.pos.lat) || | ||
283 | isnan(context->appdata->map.pos.lon)) { | ||
284 | printf("no valid map position found\n"); | ||
285 | |||
286 | pos_t *refpos = get_pos(context->appdata); | ||
287 | if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { | ||
288 | harbaum | 143 | printf("use refpos\n"); |
289 | |||
290 | harbaum | 85 | /* use gps position if present */ |
291 | context->appdata->map.pos = *refpos; | ||
292 | context->appdata->map.zoom = GPS_DEFAULT_ZOOM; | ||
293 | } else { | ||
294 | harbaum | 143 | printf("use zero pos\n"); |
295 | |||
296 | harbaum | 85 | /* use world map otherwise */ |
297 | context->appdata->map.pos.lat = 0.0; | ||
298 | context->appdata->map.pos.lon = 0.0; | ||
299 | context->appdata->map.zoom = 1; | ||
300 | } | ||
301 | } | ||
302 | harbaum | 48 | |
303 | harbaum | 85 | /* jump to initial position */ |
304 | harbaum | 143 | printf("osm_gps_map_set_mapcenter(%f,%f,%d)\n", |
305 | context->appdata->map.pos.lat, | ||
306 | context->appdata->map.pos.lon, | ||
307 | context->appdata->map.zoom); | ||
308 | |||
309 | harbaum | 85 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
310 | context->appdata->map.pos.lat, | ||
311 | context->appdata->map.pos.lon, | ||
312 | context->appdata->map.zoom); | ||
313 | context->map_complete = TRUE; | ||
314 | harbaum | 48 | } |
315 | harbaum | 35 | |
316 | return FALSE; | ||
317 | } | ||
318 | |||
319 | harbaum | 41 | static void |
320 | map_cachelist_nearest(cache_t *cache, pos_t *pos, | ||
321 | cache_t **result, float *distance) { | ||
322 | harbaum | 144 | |
323 | harbaum | 41 | while(cache) { |
324 | harbaum | 120 | pos_t cpos = gpx_cache_pos(cache); |
325 | |||
326 | harbaum | 41 | float dist = |
327 | harbaum | 120 | pow(cpos.lat - pos->lat, 2) + |
328 | pow(cpos.lon - pos->lon, 2); | ||
329 | harbaum | 41 | |
330 | if(!(dist > *distance)) { | ||
331 | *result = cache; | ||
332 | *distance = dist; | ||
333 | } | ||
334 | |||
335 | cache = cache->next; | ||
336 | } | ||
337 | } | ||
338 | |||
339 | static cache_t *map_closest(map_context_t *context, pos_t *pos) { | ||
340 | cache_t *result = NULL; | ||
341 | float distance = NAN; | ||
342 | |||
343 | harbaum | 120 | if(!context->appdata->cur_gpx && !context->appdata->cur_cache) { |
344 | harbaum | 41 | /* search all geocaches */ |
345 | gpx_t *gpx = context->appdata->gpx; | ||
346 | while(gpx) { | ||
347 | map_cachelist_nearest(gpx->cache, pos, &result, &distance); | ||
348 | gpx = gpx->next; | ||
349 | } | ||
350 | harbaum | 120 | } else if(context->appdata->cur_gpx) { |
351 | harbaum | 41 | map_cachelist_nearest(context->appdata->cur_gpx->cache, |
352 | pos, &result, &distance); | ||
353 | harbaum | 120 | } else |
354 | result = context->appdata->cur_gpx->cache; | ||
355 | harbaum | 41 | |
356 | return result; | ||
357 | } | ||
358 | |||
359 | /* translate between osm-gps-map positions and gpxview ones */ | ||
360 | pos_t coord2pos(coord_t coo) { | ||
361 | pos_t pos; | ||
362 | harbaum | 61 | pos.lat = rad2deg(coo.rlat); |
363 | pos.lon = rad2deg(coo.rlon); | ||
364 | harbaum | 41 | return pos; |
365 | } | ||
366 | |||
367 | harbaum | 47 | #define CLICK_FUZZ (24) |
368 | harbaum | 42 | |
369 | harbaum | 41 | static gboolean |
370 | on_map_button_press_event(GtkWidget *widget, | ||
371 | GdkEventButton *event, map_context_t *context) { | ||
372 | harbaum | 143 | |
373 | harbaum | 41 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
374 | |||
375 | harbaum | 86 | /* check if we actually clicked parts of the OSD */ |
376 | harbaum | 144 | if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE) |
377 | harbaum | 86 | return FALSE; |
378 | |||
379 | harbaum | 44 | /* got a press event without release event? eat it! */ |
380 | if(context->press_on != NULL) { | ||
381 | printf("PRESS: already\n"); | ||
382 | harbaum | 86 | return FALSE; |
383 | harbaum | 44 | } |
384 | |||
385 | harbaum | 41 | pos_t pos = |
386 | harbaum | 42 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
387 | harbaum | 41 | |
388 | harbaum | 42 | cache_t *nearest = map_closest(context, &pos); |
389 | if(nearest) { | ||
390 | harbaum | 120 | pos_t cpos = gpx_cache_pos(nearest); |
391 | |||
392 | float dist = gpx_pos_get_distance(pos, cpos, FALSE); | ||
393 | if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) | ||
394 | harbaum | 42 | context->press_on = nearest; |
395 | } | ||
396 | harbaum | 44 | |
397 | harbaum | 41 | return FALSE; |
398 | } | ||
399 | |||
400 | harbaum | 58 | static void |
401 | cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) { | ||
402 | /* convert the pixbuf into something cairo can handle */ | ||
403 | |||
404 | // Create a new ImageSurface | ||
405 | cairo_surface_t *image_surface = | ||
406 | cairo_image_surface_create(CAIRO_FORMAT_ARGB32, | ||
407 | gdk_pixbuf_get_width(buf), | ||
408 | gdk_pixbuf_get_height(buf)); | ||
409 | |||
410 | // Create the new Context for the ImageSurface | ||
411 | cairo_t *context = cairo_create(image_surface); | ||
412 | |||
413 | // Draw the image on the new Context | ||
414 | gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0); | ||
415 | cairo_paint(context); | ||
416 | |||
417 | // now draw this onto the original context | ||
418 | cairo_set_source_surface(cr, image_surface, x, y); | ||
419 | harbaum | 60 | |
420 | harbaum | 58 | cairo_paint(cr); |
421 | } | ||
422 | |||
423 | harbaum | 65 | #ifndef BIG_BALLOONS |
424 | harbaum | 60 | #define LINE_SKIP 7 |
425 | harbaum | 65 | #else |
426 | #define LINE_SKIP 12 | ||
427 | #endif | ||
428 | harbaum | 59 | |
429 | harbaum | 58 | static void |
430 | harbaum | 136 | balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) { |
431 | harbaum | 144 | printf("balloon event: "); |
432 | harbaum | 143 | |
433 | harbaum | 136 | map_context_t *context = (map_context_t*)data; |
434 | cache_t *cache = context->balloon; | ||
435 | harbaum | 58 | |
436 | harbaum | 136 | if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) { |
437 | printf("draw\n"); | ||
438 | |||
439 | harbaum | 58 | #if 0 |
440 | harbaum | 136 | /* draw pink background to check clipping */ |
441 | cairo_rectangle (event->data.draw.cr, | ||
442 | event->data.draw.rect->x-20, event->data.draw.rect->y-20, | ||
443 | event->data.draw.rect->w+40, event->data.draw.rect->h+40); | ||
444 | cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3); | ||
445 | cairo_fill_preserve (event->data.draw.cr); | ||
446 | cairo_set_line_width (event->data.draw.cr, 0); | ||
447 | cairo_stroke (event->data.draw.cr); | ||
448 | harbaum | 58 | #endif |
449 | harbaum | 136 | |
450 | /* leave a little border top and left */ | ||
451 | gint x = event->data.draw.rect->x, y = event->data.draw.rect->y; | ||
452 | |||
453 | /* draw the cache type icon ... */ | ||
454 | GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); | ||
455 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y); | ||
456 | |||
457 | if(cache->notes && cache->notes->override) { | ||
458 | GdkPixbuf *over = icon_get(ICON_MISC, 1); | ||
459 | cairo_draw_pixbuf(event->data.draw.cr, over, x, y); | ||
460 | } | ||
461 | |||
462 | /* ... and right of it the waypoint id */ | ||
463 | cairo_text_extents_t extents; | ||
464 | |||
465 | if(cache->id) { | ||
466 | cairo_select_font_face (event->data.draw.cr, "Sans", | ||
467 | CAIRO_FONT_SLANT_NORMAL, | ||
468 | CAIRO_FONT_WEIGHT_BOLD); | ||
469 | |||
470 | harbaum | 65 | #ifndef BIG_BALLOONS |
471 | harbaum | 136 | cairo_set_font_size (event->data.draw.cr, 20.0); |
472 | harbaum | 65 | #else |
473 | harbaum | 136 | cairo_set_font_size (event->data.draw.cr, 36.0); |
474 | harbaum | 65 | #endif |
475 | harbaum | 136 | |
476 | cairo_text_extents (event->data.draw.cr, cache->id, &extents); | ||
477 | |||
478 | /* display id right of icon vertically centered */ | ||
479 | x += gdk_pixbuf_get_width(icon) + 5; | ||
480 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; | ||
481 | cairo_move_to (event->data.draw.cr, x, y); | ||
482 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); | ||
483 | cairo_show_text (event->data.draw.cr, cache->id); | ||
484 | cairo_stroke (event->data.draw.cr); | ||
485 | |||
486 | y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP; | ||
487 | } else | ||
488 | y += gdk_pixbuf_get_height(icon); | ||
489 | |||
490 | /* return to the left border and below icon/text */ | ||
491 | x = event->data.draw.rect->x; | ||
492 | |||
493 | /* everything from here uses the same font */ | ||
494 | cairo_select_font_face (event->data.draw.cr, "Sans", CAIRO_FONT_SLANT_NORMAL, | ||
495 | CAIRO_FONT_WEIGHT_NORMAL); | ||
496 | harbaum | 65 | #ifndef BIG_BALLOONS |
497 | harbaum | 136 | cairo_set_font_size (event->data.draw.cr, 14.0); |
498 | harbaum | 65 | #else |
499 | harbaum | 136 | cairo_set_font_size (event->data.draw.cr, 22.0); |
500 | harbaum | 65 | #endif |
501 | harbaum | 136 | |
502 | if(cache->name) { | ||
503 | /* draw cache name */ | ||
504 | cairo_text_extents (event->data.draw.cr, cache->name, &extents); | ||
505 | y += extents.height; | ||
506 | cairo_move_to (event->data.draw.cr, x, y); | ||
507 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); | ||
508 | cairo_show_text (event->data.draw.cr, cache->name); | ||
509 | cairo_stroke (event->data.draw.cr); | ||
510 | |||
511 | /* return to the left border and below text */ | ||
512 | y += LINE_SKIP; | ||
513 | x = event->data.draw.rect->x; | ||
514 | } | ||
515 | |||
516 | if(cache->terrain) { | ||
517 | /* draw cache rating */ | ||
518 | const char *terrain = "Terrain:"; | ||
519 | icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2)); | ||
520 | cairo_text_extents (event->data.draw.cr, _(terrain), &extents); | ||
521 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; | ||
522 | |||
523 | /* draw "Terrain:" string */ | ||
524 | cairo_move_to (event->data.draw.cr, x, y); | ||
525 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); | ||
526 | cairo_show_text (event->data.draw.cr, _(terrain)); | ||
527 | cairo_stroke (event->data.draw.cr); | ||
528 | x += extents.width + 2; | ||
529 | |||
530 | /* draw terrain stars */ | ||
531 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y - | ||
532 | (gdk_pixbuf_get_height(icon) + extents.height)/2); | ||
533 | |||
534 | x += gdk_pixbuf_get_width(icon) + LINE_SKIP; | ||
535 | harbaum | 60 | y -= (gdk_pixbuf_get_height(icon) + extents.height)/2; |
536 | harbaum | 136 | } |
537 | harbaum | 60 | |
538 | harbaum | 136 | if(cache->difficulty) { |
539 | const char *difficulty = "Difficulty:"; | ||
540 | cairo_text_extents (event->data.draw.cr, _(difficulty), &extents); | ||
541 | y += (gdk_pixbuf_get_height(icon) + extents.height)/2; | ||
542 | |||
543 | /* draw "Difficulty:" string */ | ||
544 | cairo_move_to (event->data.draw.cr, x, y); | ||
545 | cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1); | ||
546 | cairo_show_text (event->data.draw.cr, _(difficulty)); | ||
547 | cairo_stroke (event->data.draw.cr); | ||
548 | x += extents.width + 2; | ||
549 | |||
550 | icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2)); | ||
551 | cairo_draw_pixbuf(event->data.draw.cr, icon, x, y - | ||
552 | harbaum | 60 | (gdk_pixbuf_get_height(icon) + extents.height)/2); |
553 | harbaum | 136 | } |
554 | } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) { | ||
555 | printf("click %s event at %d %d\n", | ||
556 | event->data.click.down?"down":"up", | ||
557 | event->data.click.x, event->data.click.y); | ||
558 | |||
559 | harbaum | 142 | /* make the main screen jump to that cache */ |
560 | if(!event->data.click.down) { | ||
561 | if(context->appdata->cur_cache) { | ||
562 | printf("ERROR: no current cache should be visible!\n"); | ||
563 | } else { | ||
564 | gpx_t *is_in = NULL; | ||
565 | |||
566 | if(!context->appdata->cur_gpx) { | ||
567 | printf("click while in \"all\" view\n"); | ||
568 | |||
569 | /* we first need to figure out which gpx file this cache */ | ||
570 | /* is in so we can open it first */ | ||
571 | gpx_t *gpx = context->appdata->gpx; | ||
572 | while(gpx && !is_in) { | ||
573 | cache_t *cur = gpx->cache; | ||
574 | while(cur && !is_in) { | ||
575 | if(cur == cache) | ||
576 | is_in = gpx; | ||
577 | cur = cur->next; | ||
578 | } | ||
579 | gpx = gpx->next; | ||
580 | } | ||
581 | |||
582 | if(is_in) | ||
583 | gpxlist_goto_cachelist(context->appdata, is_in); | ||
584 | |||
585 | } else | ||
586 | /* the simple case: there already is an open gpx file and */ | ||
587 | /* we just jump into the "cache" view */ | ||
588 | is_in = context->appdata->cur_gpx; | ||
589 | |||
590 | if(is_in) { | ||
591 | printf("selecting %s in %s\n", | ||
592 | cache->id, | ||
593 | context->appdata->cur_gpx->name); | ||
594 | |||
595 | cachelist_goto_cache(context->appdata, cache); | ||
596 | |||
597 | /* give focus to main screen (important for maemo) */ | ||
598 | printf("raising main window\n"); | ||
599 | gtk_window_present(GTK_WINDOW(context->appdata->window)); | ||
600 | } | ||
601 | } | ||
602 | } | ||
603 | harbaum | 136 | } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) { |
604 | printf("removed\n"); | ||
605 | context->balloon = NULL; | ||
606 | harbaum | 60 | } |
607 | harbaum | 58 | } |
608 | |||
609 | harbaum | 41 | static gboolean |
610 | on_map_button_release_event(GtkWidget *widget, | ||
611 | GdkEventButton *event, map_context_t *context) { | ||
612 | harbaum | 48 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
613 | |||
614 | harbaum | 133 | /* in "MAP_CACHE" state only one cache is visible */ |
615 | /* and the map is in navigation mode. the balloon is */ | ||
616 | /* pretty useless there */ | ||
617 | if(context->press_on && (context->state != MAP_CACHE)) { | ||
618 | |||
619 | harbaum | 57 | coord_t coo; |
620 | coo = osm_gps_map_get_co_ordinates(map, event->x, event->y); | ||
621 | |||
622 | harbaum | 42 | pos_t pos = |
623 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); | ||
624 | harbaum | 41 | |
625 | harbaum | 42 | cache_t *nearest = map_closest(context, &pos); |
626 | if(nearest && nearest == context->press_on) { | ||
627 | harbaum | 120 | pos_t cpos = gpx_cache_pos(nearest); |
628 | |||
629 | float dist = gpx_pos_get_distance(pos, cpos, FALSE); | ||
630 | if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) { | ||
631 | harbaum | 57 | |
632 | harbaum | 136 | context->balloon = nearest; |
633 | harbaum | 120 | osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon, |
634 | harbaum | 136 | balloon_cb, context); |
635 | harbaum | 57 | } |
636 | harbaum | 42 | } |
637 | harbaum | 44 | context->press_on = NULL; |
638 | harbaum | 48 | } else { |
639 | /* save new map position */ | ||
640 | gfloat lat, lon; | ||
641 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); | ||
642 | context->appdata->map.pos.lat = lat; | ||
643 | context->appdata->map.pos.lon = lon; | ||
644 | harbaum | 41 | } |
645 | |||
646 | return FALSE; | ||
647 | } | ||
648 | |||
649 | harbaum | 56 | static void on_window_destroy(GtkWidget *widget, map_context_t *context) { |
650 | appdata_t *appdata = context->appdata; | ||
651 | |||
652 | harbaum | 48 | /* save map parameters */ |
653 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); | ||
654 | gint zoom; | ||
655 | g_object_get(map, "zoom", &zoom, NULL); | ||
656 | context->appdata->map.zoom = zoom; | ||
657 | harbaum | 44 | |
658 | harbaum | 48 | gfloat lat, lon; |
659 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); | ||
660 | context->appdata->map.pos.lat = lat; | ||
661 | context->appdata->map.pos.lon = lon; | ||
662 | |||
663 | harbaum | 89 | gint source; |
664 | g_object_get(map, "map-source", &source, NULL); | ||
665 | context->appdata->map.source = source; | ||
666 | |||
667 | harbaum | 40 | #if MAEMO_VERSION_MAJOR == 5 |
668 | /* restore cur_view */ | ||
669 | context->appdata->cur_view = context->old_view; | ||
670 | harbaum | 56 | #endif |
671 | harbaum | 40 | |
672 | gtk_timeout_remove(context->handler_id); | ||
673 | harbaum | 56 | |
674 | harbaum | 40 | g_free(context); |
675 | harbaum | 56 | appdata->map.context = NULL; |
676 | harbaum | 40 | } |
677 | |||
678 | harbaum | 77 | #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__) |
679 | /* get access to zoom buttons */ | ||
680 | static void | ||
681 | on_window_realize(GtkWidget *widget, gpointer data) { | ||
682 | if (widget->window) { | ||
683 | unsigned char value = 1; | ||
684 | Atom hildon_zoom_key_atom = | ||
685 | gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"), | ||
686 | integer_atom = gdk_x11_get_xatom_by_name("INTEGER"); | ||
687 | Display *dpy = | ||
688 | GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window)); | ||
689 | Window w = GDK_WINDOW_XID(widget->window); | ||
690 | |||
691 | XChangeProperty(dpy, w, hildon_zoom_key_atom, | ||
692 | integer_atom, 8, PropModeReplace, &value, 1); | ||
693 | } | ||
694 | } | ||
695 | #endif | ||
696 | |||
697 | harbaum | 143 | /* on maemo a window is either on top or completely invisible. this */ |
698 | /* means that we only need to update the map window if its raised. */ | ||
699 | /* on ordinary desktops this is different and we always update */ | ||
700 | harbaum | 125 | |
701 | harbaum | 129 | static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event, |
702 | gpointer data) { | ||
703 | harbaum | 133 | printf("map got focus\n"); |
704 | harbaum | 130 | map_setup((map_context_t*)data); |
705 | harbaum | 129 | return FALSE; |
706 | } | ||
707 | |||
708 | void map_update(appdata_t *appdata) { | ||
709 | harbaum | 143 | printf("map_update\n"); |
710 | harbaum | 130 | #ifndef USE_MAEMO |
711 | if(appdata->map.context) | ||
712 | map_setup(appdata->map.context); | ||
713 | #endif | ||
714 | harbaum | 129 | } |
715 | |||
716 | harbaum | 33 | void map(appdata_t *appdata) { |
717 | harbaum | 56 | map_context_t *context = NULL; |
718 | |||
719 | /* if the map window already exists, just raise it */ | ||
720 | if(appdata->map.context) { | ||
721 | harbaum | 125 | printf("using existing map!\n"); |
722 | harbaum | 56 | gtk_window_present(GTK_WINDOW(appdata->map.context->window)); |
723 | harbaum | 125 | map_setup(appdata->map.context); |
724 | harbaum | 56 | return; |
725 | } | ||
726 | |||
727 | context = appdata->map.context = g_new0(map_context_t, 1); | ||
728 | harbaum | 40 | context->appdata = appdata; |
729 | harbaum | 85 | context->map_complete = FALSE; |
730 | harbaum | 130 | context->state = MAP_NONE; |
731 | harbaum | 33 | |
732 | harbaum | 77 | /* cleanup old (pre 0.8.7) path if it exists */ |
733 | char *old_path = g_strdup_printf("%s/map/", appdata->image_path); | ||
734 | if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) { | ||
735 | printf("old file path %s exists\n", old_path); | ||
736 | rmdir_recursive(old_path); | ||
737 | } | ||
738 | |||
739 | /* It is recommanded that all applications share these same */ | ||
740 | /* map path, so data is only cached once. The path should be: */ | ||
741 | /* ~/.osm-gps-map on standard PC (users home) */ | ||
742 | /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */ | ||
743 | /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */ | ||
744 | #if !defined(USE_MAEMO) | ||
745 | char *p = getenv("HOME"); | ||
746 | if(!p) p = "/tmp"; | ||
747 | char *path = g_strdup_printf("%s/.osm-gps-map", p); | ||
748 | #else | ||
749 | #if MAEMO_VERSION_MAJOR == 5 | ||
750 | char *path = g_strdup("/home/user/.osm-gps-map"); | ||
751 | #else | ||
752 | char *path = g_strdup("/media/mmc2/osm-gps-map"); | ||
753 | #endif | ||
754 | #endif | ||
755 | |||
756 | harbaum | 41 | const char *proxy = get_proxy_uri(appdata); |
757 | |||
758 | harbaum | 89 | gint source = context->appdata->map.source; |
759 | if(!source) source = MAP_SOURCE; | ||
760 | |||
761 | harbaum | 41 | context->widget = g_object_new(OSM_TYPE_GPS_MAP, |
762 | harbaum | 89 | "map-source", source, |
763 | harbaum | 55 | "tile-cache", path, |
764 | "auto-center", FALSE, | ||
765 | "record-trip-history", FALSE, | ||
766 | "show-trip-history", FALSE, | ||
767 | proxy?"proxy-uri":NULL, proxy, | ||
768 | harbaum | 41 | NULL); |
769 | |||
770 | g_free(path); | ||
771 | |||
772 | harbaum | 73 | osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget)); |
773 | harbaum | 125 | |
774 | harbaum | 41 | #ifdef USE_MAEMO |
775 | harbaum | 125 | /* we don't use a stackable window here on fremantle, since */ |
776 | /* this leaves the main window independent from the map and */ | ||
777 | /* the user can e.g. still navigate the main menu */ | ||
778 | context->window = hildon_window_new(); | ||
779 | harbaum | 41 | |
780 | harbaum | 125 | #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__) |
781 | harbaum | 77 | g_signal_connect(G_OBJECT(context->window), "realize", |
782 | G_CALLBACK(on_window_realize), NULL); | ||
783 | #endif // MAEMO_VERSION | ||
784 | harbaum | 40 | #else |
785 | harbaum | 56 | context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
786 | #endif | ||
787 | harbaum | 33 | |
788 | #ifndef USE_MAEMO | ||
789 | harbaum | 56 | gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480); |
790 | harbaum | 33 | #endif |
791 | |||
792 | harbaum | 129 | g_signal_connect(G_OBJECT(context->widget), "focus-in-event", |
793 | G_CALLBACK(on_focus_in), context); | ||
794 | |||
795 | harbaum | 41 | g_signal_connect(G_OBJECT(context->widget), "configure-event", |
796 | G_CALLBACK(on_map_configure), context); | ||
797 | harbaum | 33 | |
798 | harbaum | 41 | g_signal_connect(G_OBJECT(context->widget), "button-press-event", |
799 | G_CALLBACK(on_map_button_press_event), context); | ||
800 | harbaum | 33 | |
801 | harbaum | 40 | g_signal_connect(G_OBJECT(context->widget), "button-release-event", |
802 | G_CALLBACK(on_map_button_release_event), context); | ||
803 | harbaum | 33 | |
804 | /* install handler for timed updates of the gps button */ | ||
805 | harbaum | 40 | context->handler_id = gtk_timeout_add(1000, map_gps_update, context); |
806 | harbaum | 33 | |
807 | harbaum | 40 | #if MAEMO_VERSION_MAJOR == 5 |
808 | /* prevent some of the main screen things */ | ||
809 | context->old_view = appdata->cur_view; | ||
810 | appdata->cur_view = NULL; | ||
811 | harbaum | 56 | #endif |
812 | harbaum | 40 | |
813 | harbaum | 56 | g_signal_connect(G_OBJECT(context->window), "destroy", |
814 | harbaum | 40 | G_CALLBACK(on_window_destroy), context); |
815 | |||
816 | harbaum | 63 | gtk_container_add(GTK_CONTAINER(context->window), context->widget); |
817 | harbaum | 56 | gtk_widget_show_all(GTK_WIDGET(context->window)); |
818 | harbaum | 33 | } |