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1 | harbaum | 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 | |||
22 | struct icon_data { | ||
23 | GdkPixbuf **data; | ||
24 | int count; | ||
25 | } icons[] = { | ||
26 | { NULL, CACHE_TYPE_MAX+1 }, /* ICON_CACHE_TYPE */ | ||
27 | { NULL, CACHE_CONT_MAX+1 }, /* ICON_CACHE_SIZE */ | ||
28 | { NULL, 9 }, /* ICON_STARS */ | ||
29 | { NULL, LOG_TYPE_MAX+1 }, /* ICON_LOG */ | ||
30 | { NULL, 9 }, /* ICON_HEADING */ | ||
31 | { NULL, WPT_SYM_MAX+1 }, /* ICON_WPT */ | ||
32 | { NULL, 1 }, /* ICON_TB */ | ||
33 | { NULL, 8 }, /* ICON_MISC */ | ||
34 | { NULL, 3 }, /* ICON_FILE */ | ||
35 | { NULL, -1 } | ||
36 | }; | ||
37 | |||
38 | /* ICON_CACHE_TYPE */ | ||
39 | const char *cache_type_icon_name[] = { | ||
40 | "traditional", "multi", "mystery", "virtual", "webcam", "event", | ||
41 | "letterbox", "earthcache", "wherigo", "megaevent", "cito" | ||
42 | }; | ||
43 | |||
44 | /* ICON_CACHE_SIZE */ | ||
45 | const char *cache_size_icon_name[] = { | ||
46 | "regular", "small", "micro", "other", "not_chosen", "large", | ||
47 | "virtual" | ||
48 | }; | ||
49 | |||
50 | /* ICON_STARS */ | ||
51 | const char *stars_icon_name[] = { | ||
52 | "1", "1_5", "2", "2_5", "3", "3_5", "4", "4_5", "5" | ||
53 | }; | ||
54 | |||
55 | /* ICON_LOG */ | ||
56 | const char *log_icon_name[] = { | ||
57 | "smile", "sad", "maint", "note", "big_smile", "enabled", | ||
58 | "greenlight", "rsvp", "attended", "camera", "disabled", | ||
59 | "needsmaint", "coord_update", | ||
60 | "traffic_cone", | ||
61 | "traffic_cone", /* LOG_TYPE_NEEDS_ARCHIVED */ | ||
62 | "traffic_cone", | ||
63 | }; | ||
64 | |||
65 | /* ICON_HEADING */ | ||
66 | const char *heading_icon_name[] = { | ||
67 | "n", "ne", "e", "se", "s", "sw", "w", "nw", "none" | ||
68 | }; | ||
69 | |||
70 | /* ICON_WPT */ | ||
71 | const char *wpt_sym_icon_name[] = { | ||
72 | "multistage", "parking", "final", "question", | ||
73 | "trailhead", "refpoint", | ||
74 | }; | ||
75 | |||
76 | /* ICON_TB */ | ||
77 | const char *tb_icon_name[] = { | ||
78 | "tb_coin" | ||
79 | }; | ||
80 | |||
81 | /* ICON_MISC */ | ||
82 | const char *misc_icon_name[] = { | ||
83 | "maemo-mapper-out", "override", "locked", "unlocked", "found", | ||
84 | "maemo-mapper-in", "note", "delete" | ||
85 | }; | ||
86 | |||
87 | /* ICON_FILE */ | ||
88 | const char *file_icon_name[] = { | ||
89 | "gc", "folder", "zip" | ||
90 | }; | ||
91 | |||
92 | static void icons_load(int type, char *format, const char *names[]) { | ||
93 | int i; | ||
94 | |||
95 | if(!icons[type].count) { | ||
96 | icons[type].data = NULL; | ||
97 | return; | ||
98 | } | ||
99 | |||
100 | icons[type].data = malloc(sizeof(GdkPixbuf *) * icons[type].count); | ||
101 | |||
102 | for(i=0;i<icons[type].count;i++) { | ||
103 | if(names[i]) { | ||
104 | GError *error = NULL; | ||
105 | char filename[128]; | ||
106 | strcpy(filename, ICONPATH); | ||
107 | snprintf(filename+strlen(filename), | ||
108 | sizeof(filename)-strlen(filename), format, names[i], "png"); | ||
109 | icons[type].data[i] = gdk_pixbuf_new_from_file(filename, &error); | ||
110 | |||
111 | if(error) { | ||
112 | /* try gif */ | ||
113 | error = NULL; | ||
114 | strcpy(filename, ICONPATH); | ||
115 | snprintf(filename+strlen(filename), | ||
116 | sizeof(filename)-strlen(filename), format, names[i], "gif"); | ||
117 | icons[type].data[i] = gdk_pixbuf_new_from_file(filename, &error); | ||
118 | |||
119 | if(error) { | ||
120 | error = NULL; | ||
121 | /* try again in local dir */ | ||
122 | strcpy(filename, "./data/icons/"); | ||
123 | snprintf(filename+strlen(filename), | ||
124 | sizeof(filename)-strlen(filename), format, names[i], "png"); | ||
125 | icons[type].data[i] = gdk_pixbuf_new_from_file(filename, &error); | ||
126 | |||
127 | if(error) { | ||
128 | error = NULL; | ||
129 | /* try gif */ | ||
130 | strcpy(filename, "./data/icons/"); | ||
131 | snprintf(filename+strlen(filename), | ||
132 | sizeof(filename)-strlen(filename), format, names[i], "gif"); | ||
133 | icons[type].data[i] = gdk_pixbuf_new_from_file(filename, &error); | ||
134 | |||
135 | |||
136 | if(error) { | ||
137 | icons[type].data[i] = NULL; | ||
138 | g_warning("Could not load cache type icon %s: %s\n", | ||
139 | names[i], error->message); | ||
140 | g_error_free(error); | ||
141 | error = NULL; | ||
142 | } | ||
143 | } | ||
144 | } | ||
145 | } | ||
146 | } else | ||
147 | icons[type].data[i] = NULL; | ||
148 | } | ||
149 | } | ||
150 | |||
151 | void icons_init(void) { | ||
152 | |||
153 | /* load cache type icons */ | ||
154 | icons_load(ICON_CACHE_TYPE, "cache_type_%s.%s", cache_type_icon_name); | ||
155 | |||
156 | /* load cache container/size icons */ | ||
157 | icons_load(ICON_CACHE_SIZE, "cache_size_%s.%s", cache_size_icon_name); | ||
158 | |||
159 | /* load cache difficulty/terrain icons */ | ||
160 | icons_load(ICON_STARS, "stars%s.%s", stars_icon_name); | ||
161 | |||
162 | /* load cache difficulty/terrain icons */ | ||
163 | icons_load(ICON_LOG, "log_icon_%s.%s", log_icon_name); | ||
164 | |||
165 | /* load icons to visualize heading */ | ||
166 | icons_load(ICON_HEADING, "heading_%s.%s", heading_icon_name); | ||
167 | |||
168 | /* load icons to visualize heading */ | ||
169 | icons_load(ICON_WPT, "wpt_%s.%s", wpt_sym_icon_name); | ||
170 | |||
171 | /* load travelbug icon */ | ||
172 | icons_load(ICON_TB, "%s.%s", tb_icon_name); | ||
173 | |||
174 | /* load misc icons */ | ||
175 | icons_load(ICON_MISC, "%s.%s", misc_icon_name); | ||
176 | |||
177 | /* load file icons */ | ||
178 | icons_load(ICON_FILE, "file_%s.%s", file_icon_name); | ||
179 | } | ||
180 | |||
181 | void icons_free(void) { | ||
182 | int i; | ||
183 | struct icon_data *icon = icons; | ||
184 | |||
185 | while(icon->count >= 0) { | ||
186 | if(icon->count) { | ||
187 | for(i=0;i<icon->count;i++) | ||
188 | if(icon->data[i]) | ||
189 | gdk_pixbuf_unref(icon->data[i]); | ||
190 | |||
191 | free(icon->data); | ||
192 | } | ||
193 | |||
194 | icon++; | ||
195 | } | ||
196 | } | ||
197 | |||
198 | GdkPixbuf *icon_get(int type, int num) { | ||
199 | if(num < 0) return NULL; | ||
200 | if(num >= icons[type].count) return NULL; | ||
201 | |||
202 | return icons[type].data[num]; | ||
203 | } | ||
204 | |||
205 | GtkWidget *icon_get_widget(int type, int num) { | ||
206 | GdkPixbuf *pbuf = icon_get(type, num); | ||
207 | if(!pbuf) return NULL; | ||
208 | |||
209 | return gtk_image_new_from_pixbuf(pbuf); | ||
210 | } | ||
211 | |||
212 | GdkPixbuf *icon_bearing(pos_t from, pos_t to) { | ||
213 | if(!from.lat && !from.lon) | ||
214 | return icon_get(ICON_HEADING, 8); | ||
215 | |||
216 | int idx = (gpx_pos_get_bearing(from, to)+22.5)/45.0; | ||
217 | |||
218 | /* make sure we stay in icon bounds */ | ||
219 | if(idx < 0) idx += 8; | ||
220 | if(idx > 7) idx -= 8; | ||
221 | return icon_get(ICON_HEADING, idx); | ||
222 | } | ||
223 |