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Save map position
1 | harbaum | 33 | /* |
2 | * Copyright (C) 2008 Till Harbaum <till@harbaum.org>. | ||
3 | * | ||
4 | * This file is part of GPXView. | ||
5 | * | ||
6 | * GPXView is free software: you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation, either version 3 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * GPXView is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with GPXView. If not, see <http://www.gnu.org/licenses/>. | ||
18 | */ | ||
19 | |||
20 | #include "gpxview.h" | ||
21 | harbaum | 34 | #include <math.h> // for isnan |
22 | harbaum | 33 | |
23 | #ifdef ENABLE_OSM_GPS_MAP | ||
24 | #include "osm-gps-map.h" | ||
25 | #endif | ||
26 | |||
27 | harbaum | 48 | #define GPS_DEFAULT_ZOOM 13 |
28 | |||
29 | harbaum | 42 | /* equatorial radius in meters */ |
30 | #define EQ_RADIUS (6378137.0) | ||
31 | |||
32 | #define RAD2DEG(a) (((a)*180.0)/M_PI) | ||
33 | #define DEG2RAD(a) (((a)*M_PI)/180.0) | ||
34 | |||
35 | harbaum | 33 | typedef struct { |
36 | harbaum | 34 | appdata_t *appdata; |
37 | harbaum | 33 | GtkWidget *widget; |
38 | GtkWidget *zoomin, *zoomout, *gps; | ||
39 | gint handler_id; | ||
40 | harbaum | 42 | cache_t *press_on; |
41 | harbaum | 40 | #if MAEMO_VERSION_MAJOR == 5 |
42 | GtkWidget *old_view; | ||
43 | #endif | ||
44 | harbaum | 33 | } map_context_t; |
45 | |||
46 | harbaum | 34 | #define PROXY_KEY "/system/http_proxy/" |
47 | |||
48 | static const char *get_proxy_uri(appdata_t *appdata) { | ||
49 | static char proxy_buffer[64] = ""; | ||
50 | harbaum | 33 | |
51 | /* use environment settings if preset */ | ||
52 | const char *proxy = g_getenv("http_proxy"); | ||
53 | if(proxy) { | ||
54 | printf("http_proxy: %s\n", proxy); | ||
55 | return proxy; | ||
56 | } | ||
57 | |||
58 | harbaum | 34 | /* ------------- get proxy settings -------------------- */ |
59 | if(gconf_client_get_bool(appdata->gconf_client, | ||
60 | PROXY_KEY "use_http_proxy", NULL)) { | ||
61 | harbaum | 33 | |
62 | harbaum | 34 | /* we can savely ignore things like "ignore_hosts" since we */ |
63 | /* are pretty sure not inside the net of one of our map renderers */ | ||
64 | /* (unless the user works at google :-) */ | ||
65 | |||
66 | /* get basic settings */ | ||
67 | char *host = | ||
68 | gconf_client_get_string(appdata->gconf_client, PROXY_KEY "host", NULL); | ||
69 | if(host) { | ||
70 | int port = | ||
71 | gconf_client_get_int(appdata->gconf_client, PROXY_KEY "port", NULL); | ||
72 | harbaum | 33 | |
73 | harbaum | 34 | snprintf(proxy_buffer, sizeof(proxy_buffer), |
74 | "http://%s:%u", host, port); | ||
75 | harbaum | 33 | |
76 | harbaum | 34 | g_free(host); |
77 | } | ||
78 | harbaum | 35 | return proxy_buffer; |
79 | harbaum | 34 | } |
80 | |||
81 | harbaum | 35 | return NULL; |
82 | harbaum | 33 | } |
83 | |||
84 | static void map_zoom(map_context_t *context, int step) { | ||
85 | harbaum | 48 | gint zoom; |
86 | harbaum | 33 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
87 | g_object_get(map, "zoom", &zoom, NULL); | ||
88 | zoom = osm_gps_map_set_zoom(map, zoom+step); | ||
89 | |||
90 | /* enable/disable zoom buttons as required */ | ||
91 | gtk_widget_set_sensitive(context->zoomin, zoom<17); | ||
92 | gtk_widget_set_sensitive(context->zoomout, zoom>1); | ||
93 | harbaum | 48 | |
94 | /* save new zoom */ | ||
95 | context->appdata->map.zoom = zoom; | ||
96 | harbaum | 33 | } |
97 | |||
98 | static gboolean | ||
99 | cb_map_zoomin(GtkButton *button, map_context_t *context) { | ||
100 | map_zoom(context, +1); | ||
101 | return FALSE; | ||
102 | } | ||
103 | |||
104 | static gboolean | ||
105 | cb_map_zoomout(GtkButton *button, map_context_t *context) { | ||
106 | map_zoom(context, -1); | ||
107 | return FALSE; | ||
108 | } | ||
109 | |||
110 | static gboolean | ||
111 | cb_map_gps(GtkButton *button, map_context_t *context) { | ||
112 | harbaum | 34 | pos_t *refpos = get_pos(context->appdata); |
113 | if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { | ||
114 | harbaum | 35 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), |
115 | harbaum | 48 | refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM); |
116 | harbaum | 35 | } else { |
117 | /* no coordinates given: display the entire world */ | ||
118 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), | ||
119 | 0.0, 0.0, 1); | ||
120 | harbaum | 34 | } |
121 | harbaum | 33 | |
122 | return FALSE; | ||
123 | } | ||
124 | |||
125 | static GtkWidget | ||
126 | *map_add_button(const gchar *icon, GCallback cb, gpointer data, | ||
127 | char *tooltip) { | ||
128 | GtkWidget *button = gtk_button_new(); | ||
129 | gtk_button_set_image(GTK_BUTTON(button), | ||
130 | harbaum | 45 | gtk_image_new_from_stock(icon, GTK_ICON_SIZE_BUTTON)); |
131 | harbaum | 33 | g_signal_connect(button, "clicked", cb, data); |
132 | #ifndef USE_MAEMO | ||
133 | gtk_widget_set_tooltip_text(button, tooltip); | ||
134 | #endif | ||
135 | return button; | ||
136 | } | ||
137 | |||
138 | static gboolean map_gps_update(gpointer data) { | ||
139 | map_context_t *context = (map_context_t*)data; | ||
140 | |||
141 | harbaum | 34 | pos_t *refpos = get_pos(context->appdata); |
142 | gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon); | ||
143 | harbaum | 33 | |
144 | harbaum | 34 | /* get reference position and go there */ |
145 | gtk_widget_set_sensitive(context->gps, ok); | ||
146 | |||
147 | harbaum | 33 | return TRUE; |
148 | } | ||
149 | |||
150 | harbaum | 35 | static gboolean on_map_configure(GtkWidget *widget, |
151 | GdkEventConfigure *event, | ||
152 | map_context_t *context) { | ||
153 | harbaum | 33 | |
154 | harbaum | 48 | /* set default values if they are invalid */ |
155 | if(!context->appdata->map.zoom || | ||
156 | isnan(context->appdata->map.pos.lat) || | ||
157 | isnan(context->appdata->map.pos.lon)) { | ||
158 | printf("no valid map position found\n"); | ||
159 | |||
160 | pos_t *refpos = get_pos(context->appdata); | ||
161 | if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) { | ||
162 | /* use gps position if present */ | ||
163 | context->appdata->map.pos = *refpos; | ||
164 | context->appdata->map.zoom = GPS_DEFAULT_ZOOM; | ||
165 | } else { | ||
166 | /* use world map otherwise */ | ||
167 | context->appdata->map.pos.lat = 0.0; | ||
168 | context->appdata->map.pos.lon = 0.0; | ||
169 | context->appdata->map.zoom = 1; | ||
170 | } | ||
171 | } | ||
172 | harbaum | 35 | |
173 | harbaum | 48 | /* jump to initial position */ |
174 | osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget), | ||
175 | context->appdata->map.pos.lat, | ||
176 | context->appdata->map.pos.lon, | ||
177 | context->appdata->map.zoom); | ||
178 | |||
179 | harbaum | 35 | return FALSE; |
180 | } | ||
181 | |||
182 | harbaum | 38 | static void map_draw_cachelist(GtkWidget *map, cache_t *cache) { |
183 | while(cache) { | ||
184 | GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type); | ||
185 | |||
186 | osm_gps_map_add_image(OSM_GPS_MAP(map), | ||
187 | cache->pos.lat, cache->pos.lon, icon); | ||
188 | |||
189 | cache = cache->next; | ||
190 | } | ||
191 | } | ||
192 | |||
193 | harbaum | 41 | /* draw a nice popup */ |
194 | typedef struct { | ||
195 | appdata_t *appdata; | ||
196 | GtkWidget *window; | ||
197 | GMainLoop *loop; | ||
198 | } popup_context_t; | ||
199 | |||
200 | harbaum | 47 | /* draw shape */ |
201 | #define ARROW_BORDER 20 | ||
202 | #define CORNER_RADIUS 10 | ||
203 | harbaum | 41 | |
204 | harbaum | 47 | #ifndef USE_MAEMO |
205 | harbaum | 41 | #define POPUP_WIDTH 300 |
206 | #define POPUP_HEIGHT 100 | ||
207 | #else | ||
208 | harbaum | 47 | #define POPUP_WIDTH 350 |
209 | #define POPUP_HEIGHT 120 | ||
210 | harbaum | 41 | #endif |
211 | |||
212 | static gboolean | ||
213 | pointer_in_window(GtkWidget *widget, gint x_root, gint y_root) { | ||
214 | if(GTK_WIDGET_MAPPED(gtk_widget_get_toplevel(widget))) { | ||
215 | gint window_x, window_y; | ||
216 | |||
217 | gdk_window_get_position(gtk_widget_get_toplevel(widget)->window, | ||
218 | &window_x, &window_y); | ||
219 | |||
220 | if(x_root >= window_x && x_root < window_x + widget->allocation.width && | ||
221 | y_root >= window_y && y_root < window_y + widget->allocation.height) | ||
222 | return TRUE; | ||
223 | } | ||
224 | |||
225 | return FALSE; | ||
226 | } | ||
227 | |||
228 | static gboolean | ||
229 | on_button_press_event(GtkWidget *widget, | ||
230 | GdkEventButton *event, popup_context_t *context) { | ||
231 | gboolean in = pointer_in_window(widget, event->x_root, event->y_root); | ||
232 | |||
233 | harbaum | 45 | printf("overlay button press (in = %d)\n", in); |
234 | harbaum | 41 | return !in; |
235 | } | ||
236 | |||
237 | static gboolean | ||
238 | on_button_release_event(GtkWidget *widget, | ||
239 | GdkEventButton *event, popup_context_t *context) { | ||
240 | gboolean in = pointer_in_window(widget, event->x_root, event->y_root); | ||
241 | |||
242 | harbaum | 45 | printf("overlay button release (in = %d)\n", in); |
243 | harbaum | 41 | |
244 | if(!in) { | ||
245 | printf("destroying popup\n"); | ||
246 | gtk_widget_destroy(gtk_widget_get_toplevel(widget)); | ||
247 | } | ||
248 | |||
249 | return !in; | ||
250 | } | ||
251 | |||
252 | static void | ||
253 | shutdown_loop(popup_context_t *context) { | ||
254 | if(g_main_loop_is_running(context->loop)) | ||
255 | g_main_loop_quit(context->loop); | ||
256 | } | ||
257 | |||
258 | static gint | ||
259 | run_delete_handler(GtkWindow *window, GdkEventAny *event, | ||
260 | popup_context_t *context) { | ||
261 | shutdown_loop(context); | ||
262 | return TRUE; /* Do not destroy */ | ||
263 | } | ||
264 | |||
265 | static void | ||
266 | run_destroy_handler(GtkWindow *window, popup_context_t *context) { | ||
267 | /* shutdown_loop will be called by run_unmap_handler */ | ||
268 | printf("popup destroyed\n"); | ||
269 | } | ||
270 | |||
271 | static void | ||
272 | run_unmap_handler(GtkWindow *window, popup_context_t *context) { | ||
273 | shutdown_loop(context); | ||
274 | } | ||
275 | |||
276 | harbaum | 46 | static void popup_window_shape(GtkWidget *window, int tip_x, int tip_y) { |
277 | GdkBitmap *mask = gdk_pixmap_new(NULL, POPUP_WIDTH, POPUP_HEIGHT, 1); | ||
278 | |||
279 | GdkGC *gc = gdk_gc_new(mask); | ||
280 | GdkColormap *colormap; | ||
281 | GdkColor black; | ||
282 | GdkColor white; | ||
283 | |||
284 | /* get black/white color values */ | ||
285 | colormap = gdk_colormap_get_system(); | ||
286 | gdk_color_black(colormap, &black); | ||
287 | gdk_color_white(colormap, &white); | ||
288 | |||
289 | /* erase */ | ||
290 | gdk_gc_set_foreground(gc, &black); | ||
291 | gdk_gc_set_background(gc, &white); | ||
292 | |||
293 | /* erase background */ | ||
294 | gdk_draw_rectangle(mask, gc, TRUE, 0, 0, POPUP_WIDTH, POPUP_HEIGHT); | ||
295 | |||
296 | gdk_gc_set_foreground(gc, &white); | ||
297 | gdk_gc_set_background(gc, &black); | ||
298 | |||
299 | harbaum | 47 | /* the tip is always above or below the "bubble" but never at its side */ |
300 | guint tip_offset = (tip_y == 0)?ARROW_BORDER:0; | ||
301 | |||
302 | harbaum | 46 | gdk_draw_rectangle(mask, gc, TRUE, |
303 | harbaum | 47 | 0, tip_offset + CORNER_RADIUS, |
304 | harbaum | 46 | POPUP_WIDTH, |
305 | harbaum | 47 | POPUP_HEIGHT - 2*CORNER_RADIUS - ARROW_BORDER); |
306 | harbaum | 46 | |
307 | gdk_draw_rectangle(mask, gc, TRUE, | ||
308 | harbaum | 47 | CORNER_RADIUS, tip_offset, |
309 | harbaum | 46 | POPUP_WIDTH - 2*CORNER_RADIUS, |
310 | harbaum | 47 | POPUP_HEIGHT - ARROW_BORDER); |
311 | harbaum | 46 | |
312 | int off[][2] = { | ||
313 | harbaum | 47 | { CORNER_RADIUS, tip_offset + CORNER_RADIUS }, |
314 | { POPUP_WIDTH - CORNER_RADIUS, tip_offset + CORNER_RADIUS }, | ||
315 | harbaum | 46 | { POPUP_WIDTH - CORNER_RADIUS, |
316 | harbaum | 47 | POPUP_HEIGHT - CORNER_RADIUS - ARROW_BORDER + tip_offset}, |
317 | harbaum | 46 | { CORNER_RADIUS, |
318 | harbaum | 47 | POPUP_HEIGHT - CORNER_RADIUS - ARROW_BORDER + tip_offset}}; |
319 | harbaum | 46 | |
320 | int i; | ||
321 | for(i=0;i<4;i++) { | ||
322 | gdk_draw_arc(mask, gc, TRUE, | ||
323 | off[i][0]-CORNER_RADIUS, off[i][1]-CORNER_RADIUS, | ||
324 | 2*CORNER_RADIUS, 2*CORNER_RADIUS, | ||
325 | 0, 360*64); | ||
326 | } | ||
327 | |||
328 | GdkPoint points[3] = { {POPUP_WIDTH*1/3, POPUP_HEIGHT/2}, | ||
329 | {POPUP_WIDTH*2/3, POPUP_HEIGHT/2}, | ||
330 | {tip_x,tip_y} }; | ||
331 | gdk_draw_polygon(mask, gc, TRUE, points, 3); | ||
332 | |||
333 | |||
334 | gdk_window_shape_combine_mask(window->window, mask, 0, 0); | ||
335 | } | ||
336 | |||
337 | harbaum | 47 | /* create a left aligned label (normal ones are centered) */ |
338 | static GtkWidget *gtk_label_left_new(char *str) { | ||
339 | GtkWidget *label = gtk_label_new(str); | ||
340 | gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f); | ||
341 | return label; | ||
342 | } | ||
343 | |||
344 | /* the small labels are actually only on maemo small */ | ||
345 | #ifdef USE_MAEMO | ||
346 | #define MARKUP_SMALL "<span size='small'>%s</span>" | ||
347 | GtkWidget *gtk_label_small_left_new(char *str) { | ||
348 | GtkWidget *label = gtk_label_new(""); | ||
349 | char *markup = g_markup_printf_escaped(MARKUP_SMALL, str); | ||
350 | gtk_label_set_markup(GTK_LABEL(label), markup); | ||
351 | g_free(markup); | ||
352 | gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f); | ||
353 | return label; | ||
354 | } | ||
355 | #define gtk_label_big_left_new(a) gtk_label_left_new(a) | ||
356 | #else | ||
357 | #define gtk_label_small_left_new(a) gtk_label_left_new(a) | ||
358 | #define MARKUP_BIG "<span size='x-large'>%s</span>" | ||
359 | GtkWidget *gtk_label_big_left_new(char *str) { | ||
360 | GtkWidget *label = gtk_label_new(""); | ||
361 | char *markup = g_markup_printf_escaped(MARKUP_BIG, str); | ||
362 | gtk_label_set_markup(GTK_LABEL(label), markup); | ||
363 | g_free(markup); | ||
364 | gtk_misc_set_alignment(GTK_MISC(label), 0.f, .5f); | ||
365 | return label; | ||
366 | } | ||
367 | #endif | ||
368 | |||
369 | harbaum | 42 | void cache_popup(map_context_t *mcontext, cache_t *cache) { |
370 | popup_context_t pcontext; | ||
371 | pcontext.appdata = mcontext->appdata; | ||
372 | harbaum | 41 | |
373 | harbaum | 42 | pcontext.window = gtk_window_new(GTK_WINDOW_POPUP); |
374 | gtk_widget_realize(pcontext.window); | ||
375 | gtk_window_set_default_size(GTK_WINDOW(pcontext.window), | ||
376 | harbaum | 41 | POPUP_WIDTH, POPUP_HEIGHT); |
377 | harbaum | 45 | gtk_window_resize(GTK_WINDOW(pcontext.window), POPUP_WIDTH, POPUP_HEIGHT); |
378 | harbaum | 42 | // gtk_window_set_resizable(GTK_WINDOW(pcontext.window), FALSE); |
379 | gtk_window_set_transient_for(GTK_WINDOW(pcontext.window), | ||
380 | GTK_WINDOW(mcontext->appdata->window)); | ||
381 | gtk_window_set_keep_above(GTK_WINDOW(pcontext.window), TRUE); | ||
382 | gtk_window_set_destroy_with_parent(GTK_WINDOW(pcontext.window), TRUE); | ||
383 | gtk_window_set_gravity(GTK_WINDOW(pcontext.window), GDK_GRAVITY_STATIC); | ||
384 | gtk_window_set_modal(GTK_WINDOW(pcontext.window), TRUE); | ||
385 | harbaum | 41 | |
386 | /* connect events */ | ||
387 | harbaum | 42 | g_signal_connect(G_OBJECT(pcontext.window), "button-press-event", |
388 | G_CALLBACK(on_button_press_event), &pcontext); | ||
389 | g_signal_connect(G_OBJECT(pcontext.window), "button-release-event", | ||
390 | G_CALLBACK(on_button_release_event), &pcontext); | ||
391 | g_signal_connect(G_OBJECT(pcontext.window), "delete-event", | ||
392 | G_CALLBACK(run_delete_handler), &pcontext); | ||
393 | g_signal_connect(G_OBJECT(pcontext.window), "destroy", | ||
394 | G_CALLBACK(run_destroy_handler), &pcontext); | ||
395 | g_signal_connect(G_OBJECT(pcontext.window), "unmap", | ||
396 | G_CALLBACK(run_unmap_handler), &pcontext); | ||
397 | harbaum | 41 | |
398 | harbaum | 42 | gdk_pointer_grab(pcontext.window->window, TRUE, |
399 | harbaum | 41 | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK, |
400 | NULL, NULL, GDK_CURRENT_TIME); | ||
401 | harbaum | 42 | gtk_grab_add(pcontext.window); |
402 | harbaum | 41 | |
403 | harbaum | 42 | /* check whether cache is in upper or lower half of window */ |
404 | harbaum | 45 | gint x, y, sx, sy; |
405 | harbaum | 42 | osm_gps_map_geographic_to_screen(OSM_GPS_MAP(mcontext->widget), |
406 | cache->pos.lat, cache->pos.lon, | ||
407 | harbaum | 45 | &sx, &sy); |
408 | harbaum | 42 | |
409 | gdk_window_get_origin(mcontext->widget->window, &x, &y); | ||
410 | |||
411 | harbaum | 45 | gint ax = 0, ay = 0; |
412 | if(sx > mcontext->widget->allocation.width/2) | ||
413 | ax = POPUP_WIDTH; | ||
414 | harbaum | 41 | |
415 | harbaum | 45 | if(sy > mcontext->widget->allocation.height/2) |
416 | ay = POPUP_HEIGHT; | ||
417 | harbaum | 41 | |
418 | harbaum | 47 | #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5) |
419 | harbaum | 46 | GdkColor color; |
420 | gdk_color_parse("darkgray", &color); | ||
421 | gtk_widget_modify_bg(GTK_WIDGET(pcontext.window), GTK_STATE_NORMAL, &color); | ||
422 | #endif | ||
423 | |||
424 | harbaum | 42 | gtk_window_move(GTK_WINDOW(pcontext.window), |
425 | harbaum | 45 | x + mcontext->widget->allocation.x + sx - ax, |
426 | y + mcontext->widget->allocation.y + sy - ay); | ||
427 | harbaum | 41 | |
428 | harbaum | 46 | |
429 | harbaum | 47 | GtkWidget *alignment = gtk_alignment_new(0.5, 0.5, 1.0, 1.0); |
430 | gtk_alignment_set_padding(GTK_ALIGNMENT(alignment), | ||
431 | CORNER_RADIUS/2 + (ay?0:ARROW_BORDER), | ||
432 | CORNER_RADIUS/2 + (ay?ARROW_BORDER:0), | ||
433 | CORNER_RADIUS, CORNER_RADIUS); | ||
434 | harbaum | 41 | |
435 | harbaum | 47 | /* --- actual content ---- */ |
436 | GtkWidget *vbox = gtk_vbox_new(FALSE, 0); | ||
437 | |||
438 | if(cache->id) { | ||
439 | GtkWidget *ihbox = gtk_hbox_new(FALSE, 0); | ||
440 | |||
441 | gtk_box_pack_start(GTK_BOX(ihbox), | ||
442 | icon_get_widget(ICON_CACHE_TYPE, cache->type), | ||
443 | FALSE, FALSE, 5); | ||
444 | |||
445 | gtk_box_pack_start_defaults(GTK_BOX(ihbox), | ||
446 | gtk_label_big_left_new(cache->id)); | ||
447 | |||
448 | gtk_box_pack_start_defaults(GTK_BOX(vbox), ihbox); | ||
449 | } | ||
450 | |||
451 | if(cache->name) { | ||
452 | GtkWidget *label = gtk_label_small_left_new(cache->name); | ||
453 | gtk_label_set_ellipsize(GTK_LABEL(label), PANGO_ELLIPSIZE_END); | ||
454 | gtk_box_pack_start_defaults(GTK_BOX(vbox), label); | ||
455 | } | ||
456 | |||
457 | GtkWidget *hbox = gtk_hbox_new(FALSE, 0); | ||
458 | if(cache->terrain) { | ||
459 | GtkWidget *ihbox = gtk_hbox_new(FALSE, 0); | ||
460 | gtk_box_pack_start(GTK_BOX(ihbox), | ||
461 | gtk_label_small_left_new(_("Terrain:")), FALSE, FALSE, 0); | ||
462 | gtk_box_pack_start(GTK_BOX(ihbox), | ||
463 | icon_get_widget(ICON_STARS, (int)(cache->terrain*2-2)), | ||
464 | FALSE, FALSE, 5); | ||
465 | gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox); | ||
466 | } | ||
467 | |||
468 | if(cache->difficulty) { | ||
469 | GtkWidget *ihbox = gtk_hbox_new(FALSE, 0); | ||
470 | gtk_box_pack_start(GTK_BOX(ihbox), | ||
471 | gtk_label_small_left_new(_("Difficulty:")), FALSE, FALSE, 0); | ||
472 | gtk_box_pack_start(GTK_BOX(ihbox), | ||
473 | icon_get_widget(ICON_STARS, (int)(cache->difficulty*2-2)), | ||
474 | FALSE, FALSE, 5); | ||
475 | gtk_box_pack_start_defaults(GTK_BOX(hbox), ihbox); | ||
476 | } | ||
477 | |||
478 | gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0); | ||
479 | |||
480 | gtk_container_add(GTK_CONTAINER(alignment), vbox); | ||
481 | /* ----------------------- */ | ||
482 | |||
483 | |||
484 | gtk_container_add(GTK_CONTAINER(pcontext.window), alignment); | ||
485 | harbaum | 41 | |
486 | harbaum | 47 | /* give window its shape */ |
487 | harbaum | 46 | popup_window_shape(pcontext.window, ax, ay); |
488 | |||
489 | harbaum | 42 | gtk_widget_show_all(pcontext.window); |
490 | harbaum | 41 | |
491 | /* handle this popup until it's gone */ | ||
492 | |||
493 | harbaum | 42 | pcontext.loop = g_main_loop_new(NULL, FALSE); |
494 | harbaum | 41 | |
495 | GDK_THREADS_LEAVE(); | ||
496 | harbaum | 42 | g_main_loop_run(pcontext.loop); |
497 | harbaum | 41 | GDK_THREADS_ENTER(); |
498 | |||
499 | harbaum | 42 | g_main_loop_unref(pcontext.loop); |
500 | harbaum | 41 | |
501 | printf("cache popup removed\n"); | ||
502 | } | ||
503 | |||
504 | static void | ||
505 | map_cachelist_nearest(cache_t *cache, pos_t *pos, | ||
506 | cache_t **result, float *distance) { | ||
507 | while(cache) { | ||
508 | float dist = | ||
509 | pow(cache->pos.lat - pos->lat, 2) + | ||
510 | pow(cache->pos.lon - pos->lon, 2); | ||
511 | |||
512 | if(!(dist > *distance)) { | ||
513 | *result = cache; | ||
514 | *distance = dist; | ||
515 | } | ||
516 | |||
517 | cache = cache->next; | ||
518 | } | ||
519 | } | ||
520 | |||
521 | static cache_t *map_closest(map_context_t *context, pos_t *pos) { | ||
522 | cache_t *result = NULL; | ||
523 | float distance = NAN; | ||
524 | |||
525 | #ifdef USE_MAEMO | ||
526 | if(!context->appdata->cur_gpx) { | ||
527 | #endif | ||
528 | /* search all geocaches */ | ||
529 | gpx_t *gpx = context->appdata->gpx; | ||
530 | while(gpx) { | ||
531 | map_cachelist_nearest(gpx->cache, pos, &result, &distance); | ||
532 | gpx = gpx->next; | ||
533 | } | ||
534 | #ifdef USE_MAEMO | ||
535 | } else { | ||
536 | map_cachelist_nearest(context->appdata->cur_gpx->cache, | ||
537 | pos, &result, &distance); | ||
538 | } | ||
539 | #endif | ||
540 | |||
541 | return result; | ||
542 | } | ||
543 | |||
544 | /* translate between osm-gps-map positions and gpxview ones */ | ||
545 | pos_t coord2pos(coord_t coo) { | ||
546 | pos_t pos; | ||
547 | pos.lat = RAD2DEG(coo.rlat); | ||
548 | pos.lon = RAD2DEG(coo.rlon); | ||
549 | return pos; | ||
550 | } | ||
551 | |||
552 | harbaum | 42 | static int dist2pixel(map_context_t *context, float km, float lat) { |
553 | harbaum | 48 | gint zoom; |
554 | harbaum | 42 | g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL); |
555 | |||
556 | /* world at zoom 1 == 512 pixels */ | ||
557 | float m_per_pix = | ||
558 | cos(DEG2RAD(lat))*2*M_PI*EQ_RADIUS/(1<<(8+zoom)); | ||
559 | |||
560 | return 1000.0*km/m_per_pix; | ||
561 | } | ||
562 | |||
563 | harbaum | 47 | #define CLICK_FUZZ (24) |
564 | harbaum | 42 | |
565 | harbaum | 41 | static gboolean |
566 | on_map_button_press_event(GtkWidget *widget, | ||
567 | GdkEventButton *event, map_context_t *context) { | ||
568 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); | ||
569 | |||
570 | harbaum | 44 | /* got a press event without release event? eat it! */ |
571 | if(context->press_on != NULL) { | ||
572 | printf("PRESS: already\n"); | ||
573 | return TRUE; | ||
574 | } | ||
575 | |||
576 | harbaum | 41 | pos_t pos = |
577 | harbaum | 42 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); |
578 | harbaum | 41 | |
579 | harbaum | 42 | cache_t *nearest = map_closest(context, &pos); |
580 | if(nearest) { | ||
581 | float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE); | ||
582 | harbaum | 44 | if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) |
583 | harbaum | 42 | context->press_on = nearest; |
584 | } | ||
585 | harbaum | 44 | |
586 | harbaum | 41 | return FALSE; |
587 | } | ||
588 | |||
589 | static gboolean | ||
590 | on_map_button_release_event(GtkWidget *widget, | ||
591 | GdkEventButton *event, map_context_t *context) { | ||
592 | harbaum | 48 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); |
593 | |||
594 | harbaum | 42 | if(context->press_on) { |
595 | pos_t pos = | ||
596 | coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y)); | ||
597 | harbaum | 41 | |
598 | harbaum | 42 | cache_t *nearest = map_closest(context, &pos); |
599 | if(nearest && nearest == context->press_on) { | ||
600 | float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE); | ||
601 | harbaum | 44 | if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) |
602 | harbaum | 42 | cache_popup(context, nearest); |
603 | } | ||
604 | harbaum | 44 | context->press_on = NULL; |
605 | harbaum | 48 | } else { |
606 | /* save new map position */ | ||
607 | gfloat lat, lon; | ||
608 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); | ||
609 | context->appdata->map.pos.lat = lat; | ||
610 | context->appdata->map.pos.lon = lon; | ||
611 | harbaum | 41 | } |
612 | |||
613 | return FALSE; | ||
614 | } | ||
615 | |||
616 | harbaum | 48 | static void save_map_state(map_context_t *context) { |
617 | /* save map parameters */ | ||
618 | OsmGpsMap *map = OSM_GPS_MAP(context->widget); | ||
619 | gint zoom; | ||
620 | g_object_get(map, "zoom", &zoom, NULL); | ||
621 | context->appdata->map.zoom = zoom; | ||
622 | harbaum | 44 | |
623 | harbaum | 48 | gfloat lat, lon; |
624 | g_object_get(map, "latitude", &lat, "longitude", &lon, NULL); | ||
625 | context->appdata->map.pos.lat = lat; | ||
626 | context->appdata->map.pos.lon = lon; | ||
627 | } | ||
628 | |||
629 | harbaum | 40 | #if MAEMO_VERSION_MAJOR == 5 |
630 | static void on_window_destroy(GtkWidget *widget, map_context_t *context) { | ||
631 | printf("destroy map view\n"); | ||
632 | |||
633 | harbaum | 48 | save_map_state(context); |
634 | |||
635 | harbaum | 40 | /* restore cur_view */ |
636 | context->appdata->cur_view = context->old_view; | ||
637 | |||
638 | gtk_timeout_remove(context->handler_id); | ||
639 | g_free(context); | ||
640 | } | ||
641 | #endif | ||
642 | |||
643 | harbaum | 33 | void map(appdata_t *appdata) { |
644 | harbaum | 40 | map_context_t *context = g_new0(map_context_t, 1); |
645 | context->appdata = appdata; | ||
646 | harbaum | 33 | |
647 | harbaum | 41 | GtkWidget *hbox = gtk_hbox_new(FALSE, 0); |
648 | |||
649 | char *path = g_strdup_printf("%s/map/", appdata->image_path); | ||
650 | const char *proxy = get_proxy_uri(appdata); | ||
651 | |||
652 | context->widget = g_object_new(OSM_TYPE_GPS_MAP, | ||
653 | "repo-uri", MAP_SOURCE_OPENSTREETMAP, | ||
654 | "tile-cache", path, | ||
655 | proxy?"proxy-uri":NULL, proxy, | ||
656 | NULL); | ||
657 | |||
658 | g_free(path); | ||
659 | |||
660 | char *name = NULL; | ||
661 | #ifdef USE_MAEMO | ||
662 | if(!appdata->cur_gpx) { | ||
663 | #endif | ||
664 | /* draw all geocaches */ | ||
665 | gpx_t *gpx = appdata->gpx; | ||
666 | while(gpx) { | ||
667 | map_draw_cachelist(context->widget, gpx->cache); | ||
668 | gpx = gpx->next; | ||
669 | } | ||
670 | name = g_strdup(_("all geocaches")); | ||
671 | #ifdef USE_MAEMO | ||
672 | } else { | ||
673 | map_draw_cachelist(context->widget, appdata->cur_gpx->cache); | ||
674 | harbaum | 44 | name = g_strdup(appdata->cur_gpx->name); |
675 | harbaum | 41 | } |
676 | #endif | ||
677 | |||
678 | char *title = g_strdup_printf(_("Map - %s"), name); | ||
679 | g_free(name); | ||
680 | |||
681 | harbaum | 40 | #if MAEMO_VERSION_MAJOR == 5 |
682 | GtkWidget *window = hildon_stackable_window_new(); | ||
683 | harbaum | 41 | gtk_window_set_title(GTK_WINDOW(window), title); |
684 | harbaum | 40 | #else |
685 | harbaum | 41 | GtkWidget *dialog = gtk_dialog_new_with_buttons(title, |
686 | harbaum | 33 | GTK_WINDOW(appdata->window), |
687 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, | ||
688 | GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE, | ||
689 | NULL); | ||
690 | |||
691 | #ifndef USE_MAEMO | ||
692 | harbaum | 45 | gtk_window_set_default_size(GTK_WINDOW(dialog), 640, 480); |
693 | harbaum | 33 | #else |
694 | gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480); | ||
695 | #endif | ||
696 | harbaum | 40 | #endif |
697 | harbaum | 33 | |
698 | harbaum | 41 | g_free(title); |
699 | harbaum | 33 | |
700 | harbaum | 41 | g_signal_connect(G_OBJECT(context->widget), "configure-event", |
701 | G_CALLBACK(on_map_configure), context); | ||
702 | harbaum | 33 | |
703 | harbaum | 41 | g_signal_connect(G_OBJECT(context->widget), "button-press-event", |
704 | G_CALLBACK(on_map_button_press_event), context); | ||
705 | harbaum | 33 | |
706 | harbaum | 40 | g_signal_connect(G_OBJECT(context->widget), "button-release-event", |
707 | G_CALLBACK(on_map_button_release_event), context); | ||
708 | harbaum | 33 | |
709 | harbaum | 40 | gtk_box_pack_start_defaults(GTK_BOX(hbox), context->widget); |
710 | harbaum | 33 | /* zoom button box */ |
711 | GtkWidget *vbox = gtk_vbox_new(FALSE,0); | ||
712 | |||
713 | harbaum | 40 | context->zoomin = |
714 | harbaum | 33 | map_add_button(GTK_STOCK_ZOOM_IN, G_CALLBACK(cb_map_zoomin), |
715 | harbaum | 40 | context, _("Zoom in")); |
716 | gtk_box_pack_start(GTK_BOX(vbox), context->zoomin, FALSE, FALSE, 0); | ||
717 | harbaum | 33 | |
718 | harbaum | 40 | context->zoomout = |
719 | harbaum | 33 | map_add_button(GTK_STOCK_ZOOM_OUT, G_CALLBACK(cb_map_zoomout), |
720 | harbaum | 40 | context, _("Zoom out")); |
721 | gtk_box_pack_start(GTK_BOX(vbox), context->zoomout, FALSE, FALSE, 0); | ||
722 | harbaum | 33 | |
723 | harbaum | 40 | context->gps = |
724 | harbaum | 33 | map_add_button(GTK_STOCK_HOME, G_CALLBACK(cb_map_gps), |
725 | harbaum | 40 | context, _("Jump to GPS position")); |
726 | gtk_widget_set_sensitive(context->gps, FALSE); | ||
727 | harbaum | 33 | /* install handler for timed updates of the gps button */ |
728 | harbaum | 40 | context->handler_id = gtk_timeout_add(1000, map_gps_update, context); |
729 | gtk_box_pack_start(GTK_BOX(vbox), context->gps, FALSE, FALSE, 0); | ||
730 | harbaum | 33 | |
731 | gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0); | ||
732 | |||
733 | harbaum | 40 | #if MAEMO_VERSION_MAJOR == 5 |
734 | /* prevent some of the main screen things */ | ||
735 | context->old_view = appdata->cur_view; | ||
736 | appdata->cur_view = NULL; | ||
737 | |||
738 | g_signal_connect(G_OBJECT(window), "destroy", | ||
739 | G_CALLBACK(on_window_destroy), context); | ||
740 | |||
741 | gtk_container_add(GTK_CONTAINER(window), hbox); | ||
742 | gtk_widget_show_all(GTK_WIDGET(window)); | ||
743 | |||
744 | #else | ||
745 | harbaum | 33 | gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox); |
746 | gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE); | ||
747 | gtk_widget_show_all(dialog); | ||
748 | gtk_dialog_run(GTK_DIALOG(dialog)); | ||
749 | harbaum | 48 | save_map_state(context); |
750 | harbaum | 40 | gtk_timeout_remove(context->handler_id); |
751 | harbaum | 33 | gtk_widget_destroy(dialog); |
752 | harbaum | 40 | g_free(context); |
753 | #endif | ||
754 | harbaum | 33 | } |