2 * Copyright © 2010 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
18 package org.altusmetrum.altoslib_11;
24 public class AltosPreferences {
25 public static AltosPreferencesBackend backend = null;
27 /* logdir preference name */
28 public final static String logdirPreference = "LOGDIR";
30 /* channel preference name */
31 public final static String channelPreferenceFormat = "CHANNEL-%d";
33 /* frequency preference name */
34 public final static String frequencyPreferenceFormat = "FREQUENCY-%d";
36 /* telemetry format preference name */
37 public final static String telemetryPreferenceFormat = "TELEMETRY-%d";
39 /* telemetry rate format preference name */
40 public final static String telemetryRatePreferenceFormat = "RATE-%d";
42 /* log file format preference name */
43 public final static String logfilePreferenceFormat = "LOGFILE-%d";
45 /* state preference name */
46 public final static String statePreferenceHead = "STATE-";
47 public final static String statePreferenceFormat = "STATE-%d";
48 public final static String statePreferenceLatest = "STATE-LATEST";
50 /* voice preference name */
51 public final static String voicePreference = "VOICE";
53 /* callsign preference name */
54 public final static String callsignPreference = "CALLSIGN";
56 /* firmware directory preference name */
57 public final static String firmwaredirPreference = "FIRMWARE";
59 /* serial debug preference name */
60 public final static String serialDebugPreference = "SERIAL-DEBUG";
62 /* scanning telemetry preferences name */
63 public final static String scanningTelemetryPreference = "SCANNING-TELEMETRY";
65 /* scanning telemetry rate preferences name */
66 public final static String scanningTelemetryRatePreference = "SCANNING-RATE";
68 /* Launcher serial preference name */
69 public final static String launcherSerialPreference = "LAUNCHER-SERIAL";
71 /* Launcher channel preference name */
72 public final static String launcherChannelPreference = "LAUNCHER-CHANNEL";
74 /* Default logdir is ~/TeleMetrum */
75 public final static String logdirName = "TeleMetrum";
78 public static File logdir;
80 /* Last log directory - use this next time we open or save something */
81 public static File last_logdir;
83 /* Map directory -- hangs of logdir */
84 public static File mapdir;
86 /* Frequency (map serial to frequency) */
87 public static Hashtable<Integer, Double> frequencies;
89 /* Telemetry (map serial to telemetry format) */
90 public static Hashtable<Integer, Integer> telemetries;
92 /* Telemetry rate (map serial to telemetry format) */
93 public static Hashtable<Integer, Integer> telemetry_rates;
95 /* Log file (map serial to logfile name) */
96 public static Hashtable<Integer, File> logfiles;
98 /* Voice preference */
99 public static boolean voice;
101 /* Callsign preference */
102 public static String callsign;
104 /* Firmware directory */
105 public static File firmwaredir;
107 /* Scanning telemetry */
108 public static int scanning_telemetry;
110 public static int scanning_telemetry_rate;
112 /* List of frequencies */
113 public final static String common_frequencies_node_name = "COMMON-FREQUENCIES";
114 public static AltosFrequency[] common_frequencies;
116 public final static String frequency_count = "COUNT";
117 public final static String frequency_format = "FREQUENCY-%d";
118 public final static String description_format = "DESCRIPTION-%d";
119 public final static String frequenciesPreference = "FREQUENCIES-1";
121 /* Units preference */
123 public final static String unitsPreference = "IMPERIAL-UNITS";
125 /* Maps cache size preference name */
126 final static String mapCachePreference = "MAP-CACHE";
128 static LinkedList<AltosMapCacheListener> map_cache_listeners;
130 public static int map_cache = 9;
132 final static String mapTypePreference = "MAP-TYPE";
135 public static AltosFrequency[] load_common_frequencies() {
136 AltosFrequency[] frequencies = null;
141 sets = AltosJson.fromString(backend.getString(frequenciesPreference,null));
144 ArrayList<AltosFrequency> freqs = new ArrayList<AltosFrequency>();
146 for (int i = 0; i < sets.size(); i++) {
147 AltosFrequency f = AltosFrequency.fromJson(sets.get(i), null);
151 frequencies = freqs.toArray(new AltosFrequency[0]);
153 } catch (Exception e) {
157 if (frequencies == null) {
158 if (backend.nodeExists(common_frequencies_node_name)) {
159 AltosPreferencesBackend node = backend.node(common_frequencies_node_name);
160 int count = node.getInt(frequency_count, 0);
163 frequencies = new AltosFrequency[count];
164 for (int i = 0; i < count; i++) {
168 frequency = node.getDouble(String.format(frequency_format, i), 0.0);
169 description = node.getString(String.format(description_format, i), null);
170 frequencies[i] = new AltosFrequency(frequency, description);
176 if (frequencies == null) {
177 frequencies = new AltosFrequency[10];
178 for (int i = 0; i < 10; i++) {
179 frequencies[i] = new AltosFrequency(434.550 + i * .1,
180 String.format("Channel %d", i));
186 public static void save_common_frequencies() {
187 AltosJson json = new AltosJson(common_frequencies);
188 backend.putString(frequenciesPreference, json.toString());
192 public static int launcher_serial;
194 public static int launcher_channel;
196 public static void init(AltosPreferencesBackend in_backend) {
201 backend = in_backend;
203 /* Initialize logdir from preferences */
204 String logdir_string = backend.getString(logdirPreference, null);
205 if (logdir_string != null)
206 logdir = new File(logdir_string);
208 logdir = new File(backend.homeDirectory(), logdirName);
209 if (!logdir.exists())
212 mapdir = new File(logdir, "maps");
213 if (!mapdir.exists())
216 frequencies = new Hashtable<Integer, Double>();
218 telemetries = new Hashtable<Integer,Integer>();
220 telemetry_rates = new Hashtable<Integer,Integer>();
222 logfiles = new Hashtable<Integer,File>();
224 voice = backend.getBoolean(voicePreference, true);
226 callsign = backend.getString(callsignPreference,"N0CALL");
228 scanning_telemetry = backend.getInt(scanningTelemetryPreference,(1 << AltosLib.ao_telemetry_standard));
230 scanning_telemetry_rate = backend.getInt(scanningTelemetryRatePreference,(1 << AltosLib.ao_telemetry_rate_38400));
232 launcher_serial = backend.getInt(launcherSerialPreference, 0);
234 launcher_channel = backend.getInt(launcherChannelPreference, 0);
236 String firmwaredir_string = backend.getString(firmwaredirPreference, null);
237 if (firmwaredir_string != null)
238 firmwaredir = new File(firmwaredir_string);
242 common_frequencies = load_common_frequencies();
244 AltosConvert.imperial_units = backend.getBoolean(unitsPreference, false);
246 map_cache = backend.getInt(mapCachePreference, 9);
247 map_cache_listeners = new LinkedList<AltosMapCacheListener>();
248 map_type = backend.getInt(mapTypePreference, AltosMap.maptype_hybrid);
251 public static void flush_preferences() {
255 public static void set_logdir(File new_logdir) {
256 synchronized (backend) {
258 mapdir = new File(logdir, "maps");
259 if (!mapdir.exists())
261 backend.putString(logdirPreference, logdir.getPath());
266 public static File logdir() {
267 synchronized (backend) {
272 public static File last_logdir() {
273 synchronized (backend) {
274 if (last_logdir == null)
275 last_logdir = logdir;
280 public static void set_last_logdir(File file) {
281 synchronized(backend) {
282 if (file != null && !file.isDirectory())
283 file = file.getParentFile();
285 file = new File(".");
290 public static File mapdir() {
291 synchronized (backend) {
296 public static void set_frequency(int serial, double new_frequency) {
297 synchronized (backend) {
298 frequencies.put(serial, new_frequency);
299 backend.putDouble(String.format(frequencyPreferenceFormat, serial), new_frequency);
304 public static double frequency(int serial) {
305 synchronized (backend) {
306 if (frequencies.containsKey(serial))
307 return frequencies.get(serial);
308 double frequency = backend.getDouble(String.format(frequencyPreferenceFormat, serial), 0);
309 if (frequency == 0.0) {
310 int channel = backend.getInt(String.format(channelPreferenceFormat, serial), 0);
311 frequency = AltosConvert.radio_channel_to_frequency(channel);
313 frequencies.put(serial, frequency);
318 public static void set_telemetry(int serial, int new_telemetry) {
319 synchronized (backend) {
320 telemetries.put(serial, new_telemetry);
321 backend.putInt(String.format(telemetryPreferenceFormat, serial), new_telemetry);
326 public static int telemetry(int serial) {
327 synchronized (backend) {
328 if (telemetries.containsKey(serial))
329 return telemetries.get(serial);
330 int telemetry = backend.getInt(String.format(telemetryPreferenceFormat, serial),
331 AltosLib.ao_telemetry_standard);
332 telemetries.put(serial, telemetry);
337 public static void set_telemetry_rate(int serial, int new_telemetry_rate) {
338 synchronized (backend) {
339 telemetry_rates.put(serial, new_telemetry_rate);
340 backend.putInt(String.format(telemetryRatePreferenceFormat, serial), new_telemetry_rate);
345 public static int telemetry_rate(int serial) {
346 synchronized (backend) {
347 if (telemetry_rates.containsKey(serial))
348 return telemetry_rates.get(serial);
349 int telemetry_rate = backend.getInt(String.format(telemetryRatePreferenceFormat, serial),
350 AltosLib.ao_telemetry_rate_38400);
351 telemetry_rates.put(serial, telemetry_rate);
352 return telemetry_rate;
356 public static void set_logfile(int serial, File new_logfile) {
357 synchronized(backend) {
358 logfiles.put(serial, new_logfile);
359 backend.putString(String.format(logfilePreferenceFormat, serial), new_logfile.getPath());
364 public static File logfile(int serial) {
365 synchronized(backend) {
366 if (logfiles.containsKey(serial))
367 return logfiles.get(serial);
368 String logfile_string = backend.getString(String.format(logfilePreferenceFormat, serial), null);
369 if (logfile_string == null)
371 File logfile = new File(logfile_string);
372 logfiles.put(serial, logfile);
377 public static void set_state(AltosState state) {
379 synchronized(backend) {
380 backend.putJson(String.format(statePreferenceFormat, state.serial), state.json());
381 backend.putInt(statePreferenceLatest, state.serial);
386 public static ArrayList<Integer> list_states() {
387 String[] keys = backend.keys();
388 ArrayList<Integer> states = new ArrayList<Integer>();
390 for (String key : keys) {
391 if (key.startsWith(statePreferenceHead)) {
393 int serial = AltosParse.parse_int(key.substring(statePreferenceHead.length()));
395 } catch (ParseException pe) {
402 public static void remove_state(int serial) {
403 synchronized(backend) {
404 backend.remove(String.format(statePreferenceFormat, serial));
409 public static int latest_state() {
411 synchronized (backend) {
412 latest = backend.getInt(statePreferenceLatest, 0);
417 public static AltosState state(int serial) {
418 synchronized(backend) {
420 return AltosState.fromJson(backend.getJson(String.format(statePreferenceFormat, serial)));
421 } catch (Exception e) {
427 public static void set_scanning_telemetry(int new_scanning_telemetry) {
428 synchronized (backend) {
429 scanning_telemetry = new_scanning_telemetry;
430 backend.putInt(scanningTelemetryPreference, scanning_telemetry);
435 public static int scanning_telemetry() {
436 synchronized (backend) {
437 return scanning_telemetry;
441 public static void set_scanning_telemetry_rate(int new_scanning_telemetry_rate) {
442 synchronized (backend) {
443 scanning_telemetry_rate = new_scanning_telemetry_rate;
444 backend.putInt(scanningTelemetryRatePreference, scanning_telemetry_rate);
449 public static int scanning_telemetry_rate() {
450 synchronized(backend) {
451 return scanning_telemetry_rate;
455 public static void set_voice(boolean new_voice) {
456 synchronized (backend) {
458 backend.putBoolean(voicePreference, voice);
463 public static boolean voice() {
464 synchronized (backend) {
469 public static void set_callsign(String new_callsign) {
470 synchronized(backend) {
471 callsign = new_callsign;
472 backend.putString(callsignPreference, callsign);
477 public static String callsign() {
478 synchronized(backend) {
483 public static void set_firmwaredir(File new_firmwaredir) {
484 synchronized (backend) {
485 firmwaredir = new_firmwaredir;
486 backend.putString(firmwaredirPreference, firmwaredir.getPath());
491 public static File firmwaredir() {
492 synchronized (backend) {
497 public static void set_launcher_serial(int new_launcher_serial) {
498 synchronized (backend) {
499 launcher_serial = new_launcher_serial;
500 backend.putInt(launcherSerialPreference, launcher_serial);
505 public static int launcher_serial() {
506 synchronized (backend) {
507 return launcher_serial;
511 public static void set_launcher_channel(int new_launcher_channel) {
512 synchronized (backend) {
513 launcher_channel = new_launcher_channel;
514 backend.putInt(launcherChannelPreference, launcher_channel);
519 public static int launcher_channel() {
520 synchronized (backend) {
521 return launcher_channel;
525 public static AltosPreferencesBackend bt_devices() {
526 synchronized (backend) {
527 return backend.node("bt_devices");
531 public static AltosFrequency[] common_frequencies() {
532 synchronized (backend) {
533 return common_frequencies;
537 public static void set_common_frequencies(AltosFrequency[] frequencies) {
538 synchronized(backend) {
539 common_frequencies = frequencies;
541 save_common_frequencies();
545 public static void add_common_frequency(AltosFrequency frequency) {
546 AltosFrequency[] old_frequencies = common_frequencies();
547 AltosFrequency[] new_frequencies = new AltosFrequency[old_frequencies.length + 1];
550 for (i = 0; i < old_frequencies.length; i++) {
551 if (frequency.frequency == old_frequencies[i].frequency)
553 if (frequency.frequency < old_frequencies[i].frequency)
555 new_frequencies[i] = old_frequencies[i];
557 new_frequencies[i] = frequency;
558 for (; i < old_frequencies.length; i++)
559 new_frequencies[i+1] = old_frequencies[i];
560 set_common_frequencies(new_frequencies);
563 static LinkedList<AltosUnitsListener> units_listeners;
565 public static boolean imperial_units() {
566 synchronized(backend) {
567 return AltosConvert.imperial_units;
571 public static void set_imperial_units(boolean imperial_units) {
572 synchronized (backend) {
573 AltosConvert.imperial_units = imperial_units;
574 backend.putBoolean(unitsPreference, imperial_units);
577 if (units_listeners != null) {
578 for (AltosUnitsListener l : units_listeners) {
579 l.units_changed(imperial_units);
584 public static void register_units_listener(AltosUnitsListener l) {
585 synchronized(backend) {
586 if (units_listeners == null)
587 units_listeners = new LinkedList<AltosUnitsListener>();
588 units_listeners.add(l);
592 public static void unregister_units_listener(AltosUnitsListener l) {
593 synchronized(backend) {
594 units_listeners.remove(l);
599 public static void register_map_cache_listener(AltosMapCacheListener l) {
600 synchronized(backend) {
601 map_cache_listeners.add(l);
605 public static void unregister_map_cache_listener(AltosMapCacheListener l) {
606 synchronized (backend) {
607 map_cache_listeners.remove(l);
611 public static void set_map_cache(int new_map_cache) {
612 synchronized(backend) {
613 map_cache = new_map_cache;
614 backend.putInt(mapCachePreference, map_cache);
616 for (AltosMapCacheListener l: map_cache_listeners)
617 l.map_cache_changed(map_cache);
621 public static int map_cache() {
622 synchronized(backend) {
627 static LinkedList<AltosMapTypeListener> map_type_listeners;
629 public static void set_map_type(int map_type) {
630 synchronized(backend) {
631 AltosPreferences.map_type = map_type;
632 backend.putInt(mapTypePreference, map_type);
635 if (map_type_listeners != null) {
636 for (AltosMapTypeListener l : map_type_listeners) {
637 l.map_type_changed(map_type);
642 public static int map_type() {
643 synchronized(backend) {
648 public static void register_map_type_listener(AltosMapTypeListener l) {
649 synchronized(backend) {
650 if (map_type_listeners == null)
651 map_type_listeners = new LinkedList<AltosMapTypeListener>();
652 map_type_listeners.add(l);
656 public static void unregister_map_type_listener(AltosMapTypeListener l) {
657 synchronized(backend) {
658 map_type_listeners.remove(l);