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Position tool icon work
1 | /* |
2 | * Copyright (C) 2008 Till Harbaum <till@harbaum.org>. |
3 | * |
4 | * This file is part of GPXView. |
5 | * |
6 | * GPXView is free software: you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation, either version 3 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * GPXView is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with GPXView. If not, see <http://www.gnu.org/licenses/>. |
18 | */ |
19 | |
20 | #include "gpxview.h" |
21 | #include <math.h> // for isnan() |
22 | |
23 | struct icon_data { |
24 | GdkPixbuf **data; |
25 | int count; |
26 | } icons[] = { |
27 | { NULL, CACHE_TYPE_MAX+5 }, /* ICON_CACHE_TYPE */ |
28 | { NULL, CACHE_TYPE_MAX+5 }, /* ICON_CACHE_TYPE_SEMI */ |
29 | { NULL, CACHE_TYPE_MAX+5 }, /* ICON_CACHE_TYPE_1_5X */ |
30 | { NULL, CACHE_TYPE_MAX+5 }, /* ICON_CACHE_TYPE_2X */ |
31 | { NULL, CACHE_CONT_MAX+1 }, /* ICON_CACHE_SIZE */ |
32 | { NULL, 9 }, /* ICON_STARS */ |
33 | { NULL, LOG_TYPE_MAX+1 }, /* ICON_LOG */ |
34 | { NULL, 9 }, /* ICON_HEADING */ |
35 | { NULL, WPT_SYM_MAX+1 }, /* ICON_WPT */ |
36 | { NULL, 2 }, /* ICON_TB */ |
37 | { NULL, 6 }, /* ICON_MISC */ |
38 | { NULL, WPT_SYM_MAX+3 }, /* ICON_POS */ |
39 | { NULL, 3 }, /* ICON_FILE */ |
40 | { NULL, -1 } |
41 | }; |
42 | |
43 | /* ICON_CACHE_TYPE / ICON_CACHE_TYPE_SEMI / ICON_CACHE_TYPE_2X */ |
44 | const char *cache_type_icon_name[] = { |
45 | "traditional", "multi", "mystery", "virtual", "webcam", "event", |
46 | "letterbox", "earthcache", "wherigo", "megaevent", "cito", |
47 | |
48 | /* special overlays */ |
49 | "ovl_override", "ovl_found", "ovl_note", "ovl_mine", |
50 | |
51 | NULL |
52 | }; |
53 | |
54 | /* ICON_CACHE_SIZE */ |
55 | const char *cache_size_icon_name[] = { |
56 | "regular", "small", "micro", "other", "not_chosen", "large", |
57 | "virtual", NULL |
58 | }; |
59 | |
60 | /* ICON_STARS */ |
61 | const char *stars_icon_name[] = { |
62 | "1", "1_5", "2", "2_5", "3", "3_5", "4", "4_5", "5", NULL |
63 | }; |
64 | |
65 | /* ICON_LOG */ |
66 | const char *log_icon_name[] = { |
67 | "smile", "sad", "maint", "note", "big_smile", "enabled", |
68 | "greenlight", "rsvp", "attended", "camera", "disabled", |
69 | "needsmaint", "coord_update", |
70 | "traffic_cone", |
71 | "traffic_cone", /* LOG_TYPE_NEEDS_ARCHIVED */ |
72 | "traffic_cone", |
73 | NULL |
74 | }; |
75 | |
76 | /* ICON_HEADING */ |
77 | const char *heading_icon_name[] = { |
78 | "n", "ne", "e", "se", "s", "sw", "w", "nw", "none", NULL |
79 | }; |
80 | |
81 | /* ICON_WPT */ |
82 | const char *wpt_sym_icon_name[] = { |
83 | "multistage", "parking", "final", "question", |
84 | "trailhead", "refpoint", NULL |
85 | }; |
86 | |
87 | /* ICON_TB */ |
88 | const char *tb_icon_name[] = { |
89 | "tb", "coin", NULL |
90 | }; |
91 | |
92 | /* ICON_MISC */ |
93 | const char *misc_icon_name[] = { |
94 | "maemo-mapper-out", "locked", "unlocked", |
95 | "maemo-mapper-in", "delete", "paypal", |
96 | NULL |
97 | }; |
98 | |
99 | /* ICON_POS */ |
100 | const char *pos_icon_name[] = { |
101 | "wpt_multistage", "wpt_parking", "wpt_final", "wpt_question", |
102 | "wpt_trailhead", "wpt_refpoint", |
103 | |
104 | "pos_btn", "pos_gps", |
105 | NULL |
106 | }; |
107 | |
108 | /* ICON_FILE */ |
109 | const char *file_icon_name[] = { |
110 | "gc", "folder", "zip", NULL |
111 | }; |
112 | |
113 | static void icons_load(int type, char *format, const char *names[]) { |
114 | int i; |
115 | |
116 | if(!icons[type].count) { |
117 | icons[type].data = NULL; |
118 | return; |
119 | } |
120 | |
121 | icons[type].data = malloc(sizeof(GdkPixbuf *) * icons[type].count); |
122 | |
123 | for(i=0;i<icons[type].count;i++) { |
124 | g_assert(names[i]); |
125 | |
126 | GError *error = NULL; |
127 | char filename[128]; |
128 | strcpy(filename, ICONPATH); |
129 | snprintf(filename+strlen(filename), |
130 | sizeof(filename)-strlen(filename), format, names[i], "png"); |
131 | icons[type].data[i] = gdk_pixbuf_new_from_file(filename, &error); |
132 | |
133 | if(error) { |
134 | error = NULL; |
135 | /* try again in local dir */ |
136 | strcpy(filename, "./data/icons/"); |
137 | snprintf(filename+strlen(filename), |
138 | sizeof(filename)-strlen(filename), format, names[i], "png"); |
139 | icons[type].data[i] = gdk_pixbuf_new_from_file(filename, &error); |
140 | |
141 | if(error) { |
142 | icons[type].data[i] = NULL; |
143 | g_warning("Could not load cache type icon %s: %s\n", |
144 | names[i], error->message); |
145 | g_error_free(error); |
146 | error = NULL; |
147 | } |
148 | } |
149 | } |
150 | |
151 | g_assert(!names[i]); |
152 | } |
153 | |
154 | void icons_init(void) { |
155 | |
156 | /* load cache type icons */ |
157 | icons_load(ICON_CACHE_TYPE, "32x32/cache_type_%s.%s", cache_type_icon_name); |
158 | |
159 | /* load semitransparent cache type icons */ |
160 | icons_load(ICON_CACHE_TYPE_SEMI, "32x32/cache_type_%s_semi.%s", cache_type_icon_name); |
161 | |
162 | /* load 150% sized cache type icons */ |
163 | icons_load(ICON_CACHE_TYPE_1_5X, "48x48/cache_type_%s.%s", cache_type_icon_name); |
164 | |
165 | /* load double sized cache type icons */ |
166 | icons_load(ICON_CACHE_TYPE_2X, "64x64/cache_type_%s.%s", cache_type_icon_name); |
167 | |
168 | /* load cache container/size icons */ |
169 | #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5) |
170 | icons_load(ICON_CACHE_SIZE, "45x12/cache_size_%s.%s", cache_size_icon_name); |
171 | #else |
172 | icons_load(ICON_CACHE_SIZE, "90x24/cache_size_%s.%s", cache_size_icon_name); |
173 | #endif |
174 | |
175 | /* load cache difficulty/terrain/quality icons */ |
176 | #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5) |
177 | icons_load(ICON_STARS, "12x12/stars%s.%s", stars_icon_name); |
178 | #else |
179 | icons_load(ICON_STARS, "16x16/stars%s.%s", stars_icon_name); |
180 | #endif |
181 | |
182 | /* load cache log icons */ |
183 | icons_load(ICON_LOG, "32x32/log_icon_%s.%s", log_icon_name); |
184 | |
185 | /* load icons to visualize heading */ |
186 | #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5) |
187 | icons_load(ICON_HEADING, "32x32/heading_%s.%s", heading_icon_name); |
188 | #else |
189 | icons_load(ICON_HEADING, "48x48/heading_%s.%s", heading_icon_name); |
190 | #endif |
191 | |
192 | /* load waypoint icons */ |
193 | icons_load(ICON_WPT, "32x32/wpt_%s.%s", wpt_sym_icon_name); |
194 | |
195 | /* load travelbug/coin icons */ |
196 | icons_load(ICON_TB, "32x32/%s.%s", tb_icon_name); |
197 | |
198 | /* load misc icons */ |
199 | icons_load(ICON_MISC, "%s.%s", misc_icon_name); |
200 | |
201 | /* load pos icons */ |
202 | icons_load(ICON_POS, "16x16/%s.%s", pos_icon_name); |
203 | |
204 | /* load file icons */ |
205 | icons_load(ICON_FILE, "file_%s.%s", file_icon_name); |
206 | } |
207 | |
208 | void icons_free(void) { |
209 | int i; |
210 | struct icon_data *icon = icons; |
211 | |
212 | while(icon->count >= 0) { |
213 | if(icon->count) { |
214 | for(i=0;i<icon->count;i++) |
215 | if(icon->data[i]) |
216 | gdk_pixbuf_unref(icon->data[i]); |
217 | |
218 | free(icon->data); |
219 | } |
220 | |
221 | icon++; |
222 | } |
223 | } |
224 | |
225 | GdkPixbuf *icon_get(int type, int num) { |
226 | if(num < 0) return NULL; |
227 | if(num >= icons[type].count) return NULL; |
228 | |
229 | return icons[type].data[num]; |
230 | } |
231 | |
232 | GtkWidget *icon_get_widget(int type, int num) { |
233 | GdkPixbuf *pbuf = icon_get(type, num); |
234 | if(!pbuf) return NULL; |
235 | |
236 | return gtk_image_new_from_pixbuf(pbuf); |
237 | } |
238 | |
239 | GdkPixbuf *icon_bearing(pos_t from, pos_t to) { |
240 | if(isnan(from.lat) || isnan(from.lon) || |
241 | isnan(to.lat) || isnan(to.lon)) |
242 | return icon_get(ICON_HEADING, 8); |
243 | |
244 | int idx = (gpx_pos_get_bearing(from, to)+22.5)/45.0; |
245 | |
246 | /* make sure we stay in icon bounds */ |
247 | if(idx < 0) idx += 8; |
248 | if(idx > 7) idx -= 8; |
249 | return icon_get(ICON_HEADING, idx); |
250 | } |
251 |