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;
139 AltosJson json = AltosJson.fromString(backend.getString(frequenciesPreference,
141 frequencies = (AltosFrequency[]) json.make(frequencies.getClass());
142 } catch (Exception e) {
145 if (frequencies == null) {
146 if (backend.nodeExists(common_frequencies_node_name)) {
147 AltosPreferencesBackend node = backend.node(common_frequencies_node_name);
148 int count = node.getInt(frequency_count, 0);
151 frequencies = new AltosFrequency[count];
152 for (int i = 0; i < count; i++) {
156 frequency = node.getDouble(String.format(frequency_format, i), 0.0);
157 description = node.getString(String.format(description_format, i), null);
158 frequencies[i] = new AltosFrequency(frequency, description);
164 if (frequencies == null) {
165 frequencies = new AltosFrequency[10];
166 for (int i = 0; i < 10; i++) {
167 frequencies[i] = new AltosFrequency(434.550 + i * .1,
168 String.format("Channel %d", i));
174 public static void save_common_frequencies() {
175 AltosJson json = new AltosJson(common_frequencies);
176 backend.putString(frequenciesPreference, json.toString());
180 public static int launcher_serial;
182 public static int launcher_channel;
184 public static void init(AltosPreferencesBackend in_backend) {
189 backend = in_backend;
191 /* Initialize logdir from preferences */
192 String logdir_string = backend.getString(logdirPreference, null);
193 if (logdir_string != null)
194 logdir = new File(logdir_string);
196 logdir = new File(backend.homeDirectory(), logdirName);
197 if (!logdir.exists())
200 mapdir = new File(logdir, "maps");
201 if (!mapdir.exists())
204 frequencies = new Hashtable<Integer, Double>();
206 telemetries = new Hashtable<Integer,Integer>();
208 telemetry_rates = new Hashtable<Integer,Integer>();
210 logfiles = new Hashtable<Integer,File>();
212 voice = backend.getBoolean(voicePreference, true);
214 callsign = backend.getString(callsignPreference,"N0CALL");
216 scanning_telemetry = backend.getInt(scanningTelemetryPreference,(1 << AltosLib.ao_telemetry_standard));
218 scanning_telemetry_rate = backend.getInt(scanningTelemetryRatePreference,(1 << AltosLib.ao_telemetry_rate_38400));
220 launcher_serial = backend.getInt(launcherSerialPreference, 0);
222 launcher_channel = backend.getInt(launcherChannelPreference, 0);
224 String firmwaredir_string = backend.getString(firmwaredirPreference, null);
225 if (firmwaredir_string != null)
226 firmwaredir = new File(firmwaredir_string);
230 common_frequencies = load_common_frequencies();
232 AltosConvert.imperial_units = backend.getBoolean(unitsPreference, false);
234 map_cache = backend.getInt(mapCachePreference, 9);
235 map_cache_listeners = new LinkedList<AltosMapCacheListener>();
236 map_type = backend.getInt(mapTypePreference, AltosMap.maptype_hybrid);
239 public static void flush_preferences() {
243 public static void set_logdir(File new_logdir) {
244 synchronized (backend) {
246 mapdir = new File(logdir, "maps");
247 if (!mapdir.exists())
249 backend.putString(logdirPreference, logdir.getPath());
254 public static File logdir() {
255 synchronized (backend) {
260 public static File last_logdir() {
261 synchronized (backend) {
262 if (last_logdir == null)
263 last_logdir = logdir;
268 public static void set_last_logdir(File file) {
269 synchronized(backend) {
270 if (file != null && !file.isDirectory())
271 file = file.getParentFile();
273 file = new File(".");
278 public static File mapdir() {
279 synchronized (backend) {
284 public static void set_frequency(int serial, double new_frequency) {
285 synchronized (backend) {
286 frequencies.put(serial, new_frequency);
287 backend.putDouble(String.format(frequencyPreferenceFormat, serial), new_frequency);
292 public static double frequency(int serial) {
293 synchronized (backend) {
294 if (frequencies.containsKey(serial))
295 return frequencies.get(serial);
296 double frequency = backend.getDouble(String.format(frequencyPreferenceFormat, serial), 0);
297 if (frequency == 0.0) {
298 int channel = backend.getInt(String.format(channelPreferenceFormat, serial), 0);
299 frequency = AltosConvert.radio_channel_to_frequency(channel);
301 frequencies.put(serial, frequency);
306 public static void set_telemetry(int serial, int new_telemetry) {
307 synchronized (backend) {
308 telemetries.put(serial, new_telemetry);
309 backend.putInt(String.format(telemetryPreferenceFormat, serial), new_telemetry);
314 public static int telemetry(int serial) {
315 synchronized (backend) {
316 if (telemetries.containsKey(serial))
317 return telemetries.get(serial);
318 int telemetry = backend.getInt(String.format(telemetryPreferenceFormat, serial),
319 AltosLib.ao_telemetry_standard);
320 telemetries.put(serial, telemetry);
325 public static void set_telemetry_rate(int serial, int new_telemetry_rate) {
326 synchronized (backend) {
327 telemetry_rates.put(serial, new_telemetry_rate);
328 backend.putInt(String.format(telemetryRatePreferenceFormat, serial), new_telemetry_rate);
333 public static int telemetry_rate(int serial) {
334 synchronized (backend) {
335 if (telemetry_rates.containsKey(serial))
336 return telemetry_rates.get(serial);
337 int telemetry_rate = backend.getInt(String.format(telemetryRatePreferenceFormat, serial),
338 AltosLib.ao_telemetry_rate_38400);
339 telemetry_rates.put(serial, telemetry_rate);
340 return telemetry_rate;
344 public static void set_logfile(int serial, File new_logfile) {
345 synchronized(backend) {
346 logfiles.put(serial, new_logfile);
347 backend.putString(String.format(logfilePreferenceFormat, serial), new_logfile.getPath());
352 public static File logfile(int serial) {
353 synchronized(backend) {
354 if (logfiles.containsKey(serial))
355 return logfiles.get(serial);
356 String logfile_string = backend.getString(String.format(logfilePreferenceFormat, serial), null);
357 if (logfile_string == null)
359 File logfile = new File(logfile_string);
360 logfiles.put(serial, logfile);
365 public static void set_state(AltosState state) {
367 synchronized(backend) {
368 backend.putJson(String.format(statePreferenceFormat, state.serial), new AltosJson(state));
369 backend.putInt(statePreferenceLatest, state.serial);
374 public static ArrayList<Integer> list_states() {
375 String[] keys = backend.keys();
376 ArrayList<Integer> states = new ArrayList<Integer>();
378 for (String key : keys) {
379 if (key.startsWith(statePreferenceHead)) {
381 int serial = AltosParse.parse_int(key.substring(statePreferenceHead.length()));
383 } catch (ParseException pe) {
390 public static void remove_state(int serial) {
391 synchronized(backend) {
392 backend.remove(String.format(statePreferenceFormat, serial));
397 public static int latest_state() {
399 synchronized (backend) {
400 latest = backend.getInt(statePreferenceLatest, 0);
405 public static AltosState state(int serial) {
406 synchronized(backend) {
408 AltosJson json = backend.getJson(String.format(statePreferenceFormat, serial));
410 return (AltosState) (json.make(AltosState.class));
411 } catch (Exception e) {
417 public static void set_scanning_telemetry(int new_scanning_telemetry) {
418 synchronized (backend) {
419 scanning_telemetry = new_scanning_telemetry;
420 backend.putInt(scanningTelemetryPreference, scanning_telemetry);
425 public static int scanning_telemetry() {
426 synchronized (backend) {
427 return scanning_telemetry;
431 public static void set_scanning_telemetry_rate(int new_scanning_telemetry_rate) {
432 synchronized (backend) {
433 scanning_telemetry_rate = new_scanning_telemetry_rate;
434 backend.putInt(scanningTelemetryRatePreference, scanning_telemetry_rate);
439 public static int scanning_telemetry_rate() {
440 synchronized(backend) {
441 return scanning_telemetry_rate;
445 public static void set_voice(boolean new_voice) {
446 synchronized (backend) {
448 backend.putBoolean(voicePreference, voice);
453 public static boolean voice() {
454 synchronized (backend) {
459 public static void set_callsign(String new_callsign) {
460 synchronized(backend) {
461 callsign = new_callsign;
462 backend.putString(callsignPreference, callsign);
467 public static String callsign() {
468 synchronized(backend) {
473 public static void set_firmwaredir(File new_firmwaredir) {
474 synchronized (backend) {
475 firmwaredir = new_firmwaredir;
476 backend.putString(firmwaredirPreference, firmwaredir.getPath());
481 public static File firmwaredir() {
482 synchronized (backend) {
487 public static void set_launcher_serial(int new_launcher_serial) {
488 synchronized (backend) {
489 launcher_serial = new_launcher_serial;
490 backend.putInt(launcherSerialPreference, launcher_serial);
495 public static int launcher_serial() {
496 synchronized (backend) {
497 return launcher_serial;
501 public static void set_launcher_channel(int new_launcher_channel) {
502 synchronized (backend) {
503 launcher_channel = new_launcher_channel;
504 backend.putInt(launcherChannelPreference, launcher_channel);
509 public static int launcher_channel() {
510 synchronized (backend) {
511 return launcher_channel;
515 public static AltosPreferencesBackend bt_devices() {
516 synchronized (backend) {
517 return backend.node("bt_devices");
521 public static AltosFrequency[] common_frequencies() {
522 synchronized (backend) {
523 return common_frequencies;
527 public static void set_common_frequencies(AltosFrequency[] frequencies) {
528 synchronized(backend) {
529 common_frequencies = frequencies;
531 save_common_frequencies();
535 public static void add_common_frequency(AltosFrequency frequency) {
536 AltosFrequency[] old_frequencies = common_frequencies();
537 AltosFrequency[] new_frequencies = new AltosFrequency[old_frequencies.length + 1];
540 for (i = 0; i < old_frequencies.length; i++) {
541 if (frequency.frequency == old_frequencies[i].frequency)
543 if (frequency.frequency < old_frequencies[i].frequency)
545 new_frequencies[i] = old_frequencies[i];
547 new_frequencies[i] = frequency;
548 for (; i < old_frequencies.length; i++)
549 new_frequencies[i+1] = old_frequencies[i];
550 set_common_frequencies(new_frequencies);
553 static LinkedList<AltosUnitsListener> units_listeners;
555 public static boolean imperial_units() {
556 synchronized(backend) {
557 return AltosConvert.imperial_units;
561 public static void set_imperial_units(boolean imperial_units) {
562 synchronized (backend) {
563 AltosConvert.imperial_units = imperial_units;
564 backend.putBoolean(unitsPreference, imperial_units);
567 if (units_listeners != null) {
568 for (AltosUnitsListener l : units_listeners) {
569 l.units_changed(imperial_units);
574 public static void register_units_listener(AltosUnitsListener l) {
575 synchronized(backend) {
576 if (units_listeners == null)
577 units_listeners = new LinkedList<AltosUnitsListener>();
578 units_listeners.add(l);
582 public static void unregister_units_listener(AltosUnitsListener l) {
583 synchronized(backend) {
584 units_listeners.remove(l);
589 public static void register_map_cache_listener(AltosMapCacheListener l) {
590 synchronized(backend) {
591 map_cache_listeners.add(l);
595 public static void unregister_map_cache_listener(AltosMapCacheListener l) {
596 synchronized (backend) {
597 map_cache_listeners.remove(l);
601 public static void set_map_cache(int new_map_cache) {
602 synchronized(backend) {
603 map_cache = new_map_cache;
604 backend.putInt(mapCachePreference, map_cache);
606 for (AltosMapCacheListener l: map_cache_listeners)
607 l.map_cache_changed(map_cache);
611 public static int map_cache() {
612 synchronized(backend) {
617 static LinkedList<AltosMapTypeListener> map_type_listeners;
619 public static void set_map_type(int map_type) {
620 synchronized(backend) {
621 AltosPreferences.map_type = map_type;
622 backend.putInt(mapTypePreference, map_type);
625 if (map_type_listeners != null) {
626 for (AltosMapTypeListener l : map_type_listeners) {
627 l.map_type_changed(map_type);
632 public static int map_type() {
633 synchronized(backend) {
638 public static void register_map_type_listener(AltosMapTypeListener l) {
639 synchronized(backend) {
640 if (map_type_listeners == null)
641 map_type_listeners = new LinkedList<AltosMapTypeListener>();
642 map_type_listeners.add(l);
646 public static void unregister_map_type_listener(AltosMapTypeListener l) {
647 synchronized(backend) {
648 map_type_listeners.remove(l);