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_5;
23 public class AltosPreferences {
24 public static AltosPreferencesBackend backend = null;
26 /* logdir preference name */
27 public final static String logdirPreference = "LOGDIR";
29 /* channel preference name */
30 public final static String channelPreferenceFormat = "CHANNEL-%d";
32 /* frequency preference name */
33 public final static String frequencyPreferenceFormat = "FREQUENCY-%d";
35 /* telemetry format preference name */
36 public final static String telemetryPreferenceFormat = "TELEMETRY-%d";
38 /* telemetry rate format preference name */
39 public final static String telemetryRatePreferenceFormat = "RATE-%d";
41 /* log file format preference name */
42 public final static String logfilePreferenceFormat = "LOGFILE-%d";
44 /* voice preference name */
45 public final static String voicePreference = "VOICE";
47 /* callsign preference name */
48 public final static String callsignPreference = "CALLSIGN";
50 /* firmware directory preference name */
51 public final static String firmwaredirPreference = "FIRMWARE";
53 /* serial debug preference name */
54 public final static String serialDebugPreference = "SERIAL-DEBUG";
56 /* scanning telemetry preferences name */
57 public final static String scanningTelemetryPreference = "SCANNING-TELEMETRY";
59 /* scanning telemetry rate preferences name */
60 public final static String scanningTelemetryRatePreference = "SCANNING-RATE";
62 /* Launcher serial preference name */
63 public final static String launcherSerialPreference = "LAUNCHER-SERIAL";
65 /* Launcher channel preference name */
66 public final static String launcherChannelPreference = "LAUNCHER-CHANNEL";
68 /* Default logdir is ~/TeleMetrum */
69 public final static String logdirName = "TeleMetrum";
72 public static File logdir;
74 /* Last log directory - use this next time we open or save something */
75 public static File last_logdir;
77 /* Map directory -- hangs of logdir */
78 public static File mapdir;
80 /* Frequency (map serial to frequency) */
81 public static Hashtable<Integer, Double> frequencies;
83 /* Telemetry (map serial to telemetry format) */
84 public static Hashtable<Integer, Integer> telemetries;
86 /* Telemetry rate (map serial to telemetry format) */
87 public static Hashtable<Integer, Integer> telemetry_rates;
89 /* Log file (map serial to logfile name) */
90 public static Hashtable<Integer, File> logfiles;
92 /* Voice preference */
93 public static boolean voice;
95 /* Callsign preference */
96 public static String callsign;
98 /* Firmware directory */
99 public static File firmwaredir;
101 /* Scanning telemetry */
102 public static int scanning_telemetry;
104 public static int scanning_telemetry_rate;
106 /* List of frequencies */
107 public final static String common_frequencies_node_name = "COMMON-FREQUENCIES";
108 public static AltosFrequency[] common_frequencies;
110 public final static String frequency_count = "COUNT";
111 public final static String frequency_format = "FREQUENCY-%d";
112 public final static String description_format = "DESCRIPTION-%d";
114 /* Units preference */
116 public final static String unitsPreference = "IMPERIAL-UNITS";
118 public static AltosFrequency[] load_common_frequencies() {
119 AltosFrequency[] frequencies = null;
120 boolean existing = false;
121 existing = backend.nodeExists(common_frequencies_node_name);
124 AltosPreferencesBackend node = backend.node(common_frequencies_node_name);
125 int count = node.getInt(frequency_count, 0);
127 frequencies = new AltosFrequency[count];
128 for (int i = 0; i < count; i++) {
132 frequency = node.getDouble(String.format(frequency_format, i), 0.0);
133 description = node.getString(String.format(description_format, i), null);
134 frequencies[i] = new AltosFrequency(frequency, description);
137 frequencies = new AltosFrequency[10];
138 for (int i = 0; i < 10; i++) {
139 frequencies[i] = new AltosFrequency(434.550 + i * .1,
140 String.format("Channel %d", i));
146 public static void save_common_frequencies(AltosFrequency[] frequencies) {
147 AltosPreferencesBackend node = backend.node(common_frequencies_node_name);
149 node.putInt(frequency_count, frequencies.length);
150 for (int i = 0; i < frequencies.length; i++) {
151 node.putDouble(String.format(frequency_format, i), frequencies[i].frequency);
152 node.putString(String.format(description_format, i), frequencies[i].description);
155 public static int launcher_serial;
157 public static int launcher_channel;
159 public static void init(AltosPreferencesBackend in_backend) {
160 backend = in_backend;
162 /* Initialize logdir from preferences */
163 String logdir_string = backend.getString(logdirPreference, null);
164 if (logdir_string != null)
165 logdir = new File(logdir_string);
167 logdir = new File(backend.homeDirectory(), logdirName);
168 if (!logdir.exists())
171 mapdir = new File(logdir, "maps");
172 if (!mapdir.exists())
175 frequencies = new Hashtable<Integer, Double>();
177 telemetries = new Hashtable<Integer,Integer>();
179 telemetry_rates = new Hashtable<Integer,Integer>();
181 logfiles = new Hashtable<Integer,File>();
183 voice = backend.getBoolean(voicePreference, true);
185 callsign = backend.getString(callsignPreference,"N0CALL");
187 scanning_telemetry = backend.getInt(scanningTelemetryPreference,(1 << AltosLib.ao_telemetry_standard));
189 scanning_telemetry_rate = backend.getInt(scanningTelemetryRatePreference,(1 << AltosLib.ao_telemetry_rate_38400));
191 launcher_serial = backend.getInt(launcherSerialPreference, 0);
193 launcher_channel = backend.getInt(launcherChannelPreference, 0);
195 String firmwaredir_string = backend.getString(firmwaredirPreference, null);
196 if (firmwaredir_string != null)
197 firmwaredir = new File(firmwaredir_string);
201 common_frequencies = load_common_frequencies();
203 AltosConvert.imperial_units = backend.getBoolean(unitsPreference, false);
206 public static void flush_preferences() {
210 public static void set_logdir(File new_logdir) {
211 synchronized (backend) {
213 mapdir = new File(logdir, "maps");
214 if (!mapdir.exists())
216 backend.putString(logdirPreference, logdir.getPath());
221 public static File logdir() {
222 synchronized (backend) {
227 public static File last_logdir() {
228 synchronized (backend) {
229 if (last_logdir == null)
230 last_logdir = logdir;
235 public static void set_last_logdir(File file) {
236 synchronized(backend) {
237 if (file != null && !file.isDirectory())
238 file = file.getParentFile();
240 file = new File(".");
245 public static File mapdir() {
246 synchronized (backend) {
251 public static void set_frequency(int serial, double new_frequency) {
252 synchronized (backend) {
253 frequencies.put(serial, new_frequency);
254 backend.putDouble(String.format(frequencyPreferenceFormat, serial), new_frequency);
259 public static double frequency(int serial) {
260 synchronized (backend) {
261 if (frequencies.containsKey(serial))
262 return frequencies.get(serial);
263 double frequency = backend.getDouble(String.format(frequencyPreferenceFormat, serial), 0);
264 if (frequency == 0.0) {
265 int channel = backend.getInt(String.format(channelPreferenceFormat, serial), 0);
266 frequency = AltosConvert.radio_channel_to_frequency(channel);
268 frequencies.put(serial, frequency);
273 public static void set_telemetry(int serial, int new_telemetry) {
274 synchronized (backend) {
275 telemetries.put(serial, new_telemetry);
276 backend.putInt(String.format(telemetryPreferenceFormat, serial), new_telemetry);
281 public static int telemetry(int serial) {
282 synchronized (backend) {
283 if (telemetries.containsKey(serial))
284 return telemetries.get(serial);
285 int telemetry = backend.getInt(String.format(telemetryPreferenceFormat, serial),
286 AltosLib.ao_telemetry_standard);
287 telemetries.put(serial, telemetry);
292 public static void set_telemetry_rate(int serial, int new_telemetry_rate) {
293 synchronized (backend) {
294 telemetry_rates.put(serial, new_telemetry_rate);
295 backend.putInt(String.format(telemetryRatePreferenceFormat, serial), new_telemetry_rate);
300 public static int telemetry_rate(int serial) {
301 synchronized (backend) {
302 if (telemetry_rates.containsKey(serial))
303 return telemetry_rates.get(serial);
304 int telemetry_rate = backend.getInt(String.format(telemetryRatePreferenceFormat, serial),
305 AltosLib.ao_telemetry_rate_38400);
306 telemetry_rates.put(serial, telemetry_rate);
307 return telemetry_rate;
311 public static void set_logfile(int serial, File new_logfile) {
312 synchronized(backend) {
313 logfiles.put(serial, new_logfile);
314 backend.putString(String.format(logfilePreferenceFormat, serial), new_logfile.getPath());
319 public static File logfile(int serial) {
320 synchronized(backend) {
321 if (logfiles.containsKey(serial))
322 return logfiles.get(serial);
323 String logfile_string = backend.getString(String.format(logfilePreferenceFormat, serial), null);
324 if (logfile_string == null)
326 File logfile = new File(logfile_string);
327 logfiles.put(serial, logfile);
332 public static void set_scanning_telemetry(int new_scanning_telemetry) {
333 synchronized (backend) {
334 scanning_telemetry = new_scanning_telemetry;
335 backend.putInt(scanningTelemetryPreference, scanning_telemetry);
340 public static int scanning_telemetry() {
341 synchronized (backend) {
342 return scanning_telemetry;
346 public static void set_scanning_telemetry_rate(int new_scanning_telemetry_rate) {
347 synchronized (backend) {
348 scanning_telemetry_rate = new_scanning_telemetry_rate;
349 backend.putInt(scanningTelemetryRatePreference, scanning_telemetry_rate);
354 public static int scanning_telemetry_rate() {
355 synchronized(backend) {
356 return scanning_telemetry_rate;
360 public static void set_voice(boolean new_voice) {
361 synchronized (backend) {
363 backend.putBoolean(voicePreference, voice);
368 public static boolean voice() {
369 synchronized (backend) {
374 public static void set_callsign(String new_callsign) {
375 synchronized(backend) {
376 callsign = new_callsign;
377 backend.putString(callsignPreference, callsign);
382 public static String callsign() {
383 synchronized(backend) {
388 public static void set_firmwaredir(File new_firmwaredir) {
389 synchronized (backend) {
390 firmwaredir = new_firmwaredir;
391 backend.putString(firmwaredirPreference, firmwaredir.getPath());
396 public static File firmwaredir() {
397 synchronized (backend) {
402 public static void set_launcher_serial(int new_launcher_serial) {
403 synchronized (backend) {
404 launcher_serial = new_launcher_serial;
405 backend.putInt(launcherSerialPreference, launcher_serial);
410 public static int launcher_serial() {
411 synchronized (backend) {
412 return launcher_serial;
416 public static void set_launcher_channel(int new_launcher_channel) {
417 synchronized (backend) {
418 launcher_channel = new_launcher_channel;
419 backend.putInt(launcherChannelPreference, launcher_channel);
424 public static int launcher_channel() {
425 synchronized (backend) {
426 return launcher_channel;
430 public static AltosPreferencesBackend bt_devices() {
431 synchronized (backend) {
432 return backend.node("bt_devices");
436 public static AltosFrequency[] common_frequencies() {
437 synchronized (backend) {
438 return common_frequencies;
442 public static void set_common_frequencies(AltosFrequency[] frequencies) {
443 synchronized(backend) {
444 common_frequencies = frequencies;
445 save_common_frequencies(frequencies);
450 public static void add_common_frequency(AltosFrequency frequency) {
451 AltosFrequency[] old_frequencies = common_frequencies();
452 AltosFrequency[] new_frequencies = new AltosFrequency[old_frequencies.length + 1];
455 for (i = 0; i < old_frequencies.length; i++) {
456 if (frequency.frequency == old_frequencies[i].frequency)
458 if (frequency.frequency < old_frequencies[i].frequency)
460 new_frequencies[i] = old_frequencies[i];
462 new_frequencies[i] = frequency;
463 for (; i < old_frequencies.length; i++)
464 new_frequencies[i+1] = old_frequencies[i];
465 set_common_frequencies(new_frequencies);
468 static LinkedList<AltosUnitsListener> units_listeners;
470 public static boolean imperial_units() {
471 synchronized(backend) {
472 return AltosConvert.imperial_units;
476 public static void set_imperial_units(boolean imperial_units) {
477 synchronized (backend) {
478 AltosConvert.imperial_units = imperial_units;
479 backend.putBoolean(unitsPreference, imperial_units);
482 if (units_listeners != null) {
483 for (AltosUnitsListener l : units_listeners) {
484 l.units_changed(imperial_units);
489 public static void register_units_listener(AltosUnitsListener l) {
490 synchronized(backend) {
491 if (units_listeners == null)
492 units_listeners = new LinkedList<AltosUnitsListener>();
493 units_listeners.add(l);
497 public static void unregister_units_listener(AltosUnitsListener l) {
498 synchronized(backend) {
499 units_listeners.remove(l);