TeleStern/altoslib/AltosPreferences.java

653 lines
18 KiB
Java

/*
* Copyright © 2010 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
package org.altusmetrum.altoslib_14;
import java.io.*;
import java.util.*;
import java.text.*;
public class AltosPreferences {
public static AltosPreferencesBackend backend = null;
/* logdir preference name */
public final static String logdirPreference = "LOGDIR";
/* channel preference name */
public final static String channelPreferenceFormat = "CHANNEL-%d";
/* frequency preference name */
public final static String frequencyPreferenceFormat = "FREQUENCY-%d";
/* telemetry format preference name */
public final static String telemetryPreferenceFormat = "TELEMETRY-%d";
/* telemetry rate format preference name */
public final static String telemetryRatePreferenceFormat = "RATE-%d";
/* log file format preference name */
public final static String logfilePreferenceFormat = "LOGFILE-%d";
/* state preference name */
public final static String statePreferenceHead = "STATE-";
public final static String statePreferenceFormat = "STATE-%d";
public final static String statePreferenceLatest = "STATE-LATEST";
/* voice preference name */
public final static String voicePreference = "VOICE";
/* callsign preference name */
public final static String callsignPreference = "CALLSIGN";
/* firmware directory preference name */
public final static String firmwaredirPreference = "FIRMWARE";
/* serial debug preference name */
public final static String serialDebugPreference = "SERIAL-DEBUG";
/* scanning telemetry preferences name */
public final static String scanningTelemetryPreference = "SCANNING-TELEMETRY";
/* scanning telemetry rate preferences name */
public final static String scanningTelemetryRatePreference = "SCANNING-RATE";
/* Launcher serial preference name */
public final static String launcherSerialPreference = "LAUNCHER-SERIAL";
/* Launcher channel preference name */
public final static String launcherChannelPreference = "LAUNCHER-CHANNEL";
/* Default logdir is ~/AltusMetrum */
public final static String logdirName = "AltusMetrum";
/* Log directory */
public static File logdir;
/* Last log directory - use this next time we open or save something */
public static File last_logdir;
/* Map directory -- hangs of logdir */
public static File mapdir;
/* Frequency (map serial to frequency) */
public static Hashtable<Integer, Double> frequencies;
/* Telemetry (map serial to telemetry format) */
public static Hashtable<Integer, Integer> telemetries;
/* Telemetry rate (map serial to telemetry format) */
public static Hashtable<Integer, Integer> telemetry_rates;
/* Log file (map serial to logfile name) */
public static Hashtable<Integer, File> logfiles;
/* Voice preference */
public static boolean voice;
/* Callsign preference */
public static String callsign;
/* Firmware directory */
public static File firmwaredir;
/* Scanning telemetry */
public static int scanning_telemetry;
public static int scanning_telemetry_rate;
/* List of frequencies */
public final static String common_frequencies_node_name = "COMMON-FREQUENCIES";
public static AltosFrequency[] common_frequencies;
public final static String frequency_count = "COUNT";
public final static String frequency_format = "FREQUENCY-%d";
public final static String description_format = "DESCRIPTION-%d";
public final static String frequenciesPreference = "FREQUENCIES-1";
/* Units preference */
public final static String unitsPreference = "IMPERIAL-UNITS";
/* Maps cache size preference name */
final static String mapCachePreference = "MAP-CACHE";
static LinkedList<AltosMapCacheListener> map_cache_listeners;
public static int map_cache = 9;
final static String mapTypePreference = "MAP-TYPE";
static int map_type;
public static AltosFrequency[] load_common_frequencies() {
AltosFrequency[] frequencies = null;
try {
AltosJson json = AltosJson.fromString(backend.getString(frequenciesPreference,
null));
frequencies = (AltosFrequency[]) json.make((new AltosFrequency[1]).getClass());
} catch (Exception e) {
}
if (frequencies == null) {
if (backend.nodeExists(common_frequencies_node_name)) {
AltosPreferencesBackend node = backend.node(common_frequencies_node_name);
int count = node.getInt(frequency_count, 0);
if (count > 0) {
frequencies = new AltosFrequency[count];
for (int i = 0; i < count; i++) {
double frequency;
String description;
frequency = node.getDouble(String.format(frequency_format, i), 0.0);
description = node.getString(String.format(description_format, i), null);
frequencies[i] = new AltosFrequency(frequency, description);
}
}
}
}
if (frequencies == null) {
frequencies = new AltosFrequency[10];
for (int i = 0; i < 10; i++) {
frequencies[i] = new AltosFrequency(434.550 + i * .1,
String.format("Channel %d", i));
}
}
return frequencies;
}
public static void save_common_frequencies() {
AltosJson json = new AltosJson(common_frequencies);
backend.putString(frequenciesPreference, json.toString());
flush_preferences();
}
public static int launcher_serial;
public static int launcher_channel;
public static void init(AltosPreferencesBackend in_backend) {
if (backend != null)
return;
backend = in_backend;
/* Initialize logdir from preferences */
String logdir_string = backend.getString(logdirPreference, null);
if (logdir_string != null)
logdir = new File(logdir_string);
else {
logdir = new File(backend.homeDirectory(), logdirName);
if (!logdir.exists())
logdir.mkdirs();
}
mapdir = new File(logdir, "maps");
if (!mapdir.exists())
mapdir.mkdirs();
frequencies = new Hashtable<Integer, Double>();
telemetries = new Hashtable<Integer,Integer>();
telemetry_rates = new Hashtable<Integer,Integer>();
logfiles = new Hashtable<Integer,File>();
voice = backend.getBoolean(voicePreference, true);
callsign = backend.getString(callsignPreference,"N0CALL");
scanning_telemetry = backend.getInt(scanningTelemetryPreference,(1 << AltosLib.ao_telemetry_standard));
scanning_telemetry_rate = backend.getInt(scanningTelemetryRatePreference,(1 << AltosLib.ao_telemetry_rate_38400));
launcher_serial = backend.getInt(launcherSerialPreference, 0);
launcher_channel = backend.getInt(launcherChannelPreference, 0);
String firmwaredir_string = backend.getString(firmwaredirPreference, null);
if (firmwaredir_string != null)
firmwaredir = new File(firmwaredir_string);
else
firmwaredir = null;
common_frequencies = load_common_frequencies();
AltosConvert.imperial_units = backend.getBoolean(unitsPreference, false);
map_cache = backend.getInt(mapCachePreference, 9);
map_cache_listeners = new LinkedList<AltosMapCacheListener>();
map_type = backend.getInt(mapTypePreference, AltosMap.maptype_hybrid);
}
public static void flush_preferences() {
backend.flush();
}
public static void set_logdir(File new_logdir) {
synchronized (backend) {
logdir = new_logdir;
mapdir = new File(logdir, "maps");
if (!mapdir.exists())
mapdir.mkdirs();
backend.putString(logdirPreference, logdir.getPath());
flush_preferences();
}
}
public static File logdir() {
synchronized (backend) {
return logdir;
}
}
public static File last_logdir() {
synchronized (backend) {
if (last_logdir == null)
last_logdir = logdir;
return last_logdir;
}
}
public static void set_last_logdir(File file) {
synchronized(backend) {
if (file != null && !file.isDirectory())
file = file.getParentFile();
if (file == null)
file = new File(".");
last_logdir = file;
}
}
public static File mapdir() {
synchronized (backend) {
return mapdir;
}
}
public static void set_frequency(int serial, double new_frequency) {
synchronized (backend) {
frequencies.put(serial, new_frequency);
backend.putDouble(String.format(frequencyPreferenceFormat, serial), new_frequency);
flush_preferences();
}
}
public static double frequency(int serial) {
synchronized (backend) {
if (frequencies.containsKey(serial))
return frequencies.get(serial);
double frequency = backend.getDouble(String.format(frequencyPreferenceFormat, serial), 0);
if (frequency == 0.0) {
int channel = backend.getInt(String.format(channelPreferenceFormat, serial), 0);
frequency = AltosConvert.radio_channel_to_frequency(channel);
}
frequencies.put(serial, frequency);
return frequency;
}
}
public static void set_telemetry(int serial, int new_telemetry) {
synchronized (backend) {
telemetries.put(serial, new_telemetry);
backend.putInt(String.format(telemetryPreferenceFormat, serial), new_telemetry);
flush_preferences();
}
}
public static int telemetry(int serial) {
synchronized (backend) {
if (telemetries.containsKey(serial))
return telemetries.get(serial);
int telemetry = backend.getInt(String.format(telemetryPreferenceFormat, serial),
AltosLib.ao_telemetry_standard);
telemetries.put(serial, telemetry);
return telemetry;
}
}
public static void set_telemetry_rate(int serial, int new_telemetry_rate) {
synchronized (backend) {
telemetry_rates.put(serial, new_telemetry_rate);
backend.putInt(String.format(telemetryRatePreferenceFormat, serial), new_telemetry_rate);
flush_preferences();
}
}
public static int telemetry_rate(int serial) {
synchronized (backend) {
if (telemetry_rates.containsKey(serial))
return telemetry_rates.get(serial);
int telemetry_rate = backend.getInt(String.format(telemetryRatePreferenceFormat, serial),
AltosLib.ao_telemetry_rate_38400);
telemetry_rates.put(serial, telemetry_rate);
return telemetry_rate;
}
}
public static void set_logfile(int serial, File new_logfile) {
synchronized(backend) {
logfiles.put(serial, new_logfile);
backend.putString(String.format(logfilePreferenceFormat, serial), new_logfile.getPath());
flush_preferences();
}
}
public static File logfile(int serial) {
synchronized(backend) {
if (logfiles.containsKey(serial))
return logfiles.get(serial);
String logfile_string = backend.getString(String.format(logfilePreferenceFormat, serial), null);
if (logfile_string == null)
return null;
File logfile = new File(logfile_string);
logfiles.put(serial, logfile);
return logfile;
}
}
public static void set_state(AltosState state, int serial) {
synchronized(backend) {
backend.putJson(String.format(statePreferenceFormat, serial), new AltosJson(state));
backend.putInt(statePreferenceLatest, serial);
flush_preferences();
}
}
public static ArrayList<Integer> list_states() {
String[] keys = backend.keys();
ArrayList<Integer> states = new ArrayList<Integer>();
for (String key : keys) {
if (key.startsWith(statePreferenceHead)) {
try {
int serial = AltosParse.parse_int(key.substring(statePreferenceHead.length()));
states.add(serial);
} catch (ParseException pe) {
}
}
}
return states;
}
public static void remove_state(int serial) {
synchronized(backend) {
backend.remove(String.format(statePreferenceFormat, serial));
flush_preferences();
}
}
public static int latest_state() {
int latest = 0;
synchronized (backend) {
latest = backend.getInt(statePreferenceLatest, 0);
}
return latest;
}
public static AltosState state(int serial) {
synchronized(backend) {
try {
AltosJson json = backend.getJson(String.format(statePreferenceFormat, serial));
if (json != null)
return (AltosState) (json.make(AltosState.class));
} catch (Exception e) {
}
return null;
}
}
public static void set_scanning_telemetry(int new_scanning_telemetry) {
synchronized (backend) {
scanning_telemetry = new_scanning_telemetry;
backend.putInt(scanningTelemetryPreference, scanning_telemetry);
flush_preferences();
}
}
public static int scanning_telemetry() {
synchronized (backend) {
return scanning_telemetry;
}
}
public static void set_scanning_telemetry_rate(int new_scanning_telemetry_rate) {
synchronized (backend) {
scanning_telemetry_rate = new_scanning_telemetry_rate;
backend.putInt(scanningTelemetryRatePreference, scanning_telemetry_rate);
flush_preferences();
}
}
public static int scanning_telemetry_rate() {
synchronized(backend) {
return scanning_telemetry_rate;
}
}
public static void set_voice(boolean new_voice) {
synchronized (backend) {
voice = new_voice;
backend.putBoolean(voicePreference, voice);
flush_preferences();
}
}
public static boolean voice() {
synchronized (backend) {
return voice;
}
}
public static void set_callsign(String new_callsign) {
synchronized(backend) {
callsign = new_callsign;
backend.putString(callsignPreference, callsign);
flush_preferences();
}
}
public static String callsign() {
synchronized(backend) {
return callsign;
}
}
public static void set_firmwaredir(File new_firmwaredir) {
synchronized (backend) {
firmwaredir = new_firmwaredir;
backend.putString(firmwaredirPreference, firmwaredir.getPath());
flush_preferences();
}
}
public static File firmwaredir() {
synchronized (backend) {
return firmwaredir;
}
}
public static void set_launcher_serial(int new_launcher_serial) {
synchronized (backend) {
launcher_serial = new_launcher_serial;
backend.putInt(launcherSerialPreference, launcher_serial);
flush_preferences();
}
}
public static int launcher_serial() {
synchronized (backend) {
return launcher_serial;
}
}
public static void set_launcher_channel(int new_launcher_channel) {
synchronized (backend) {
launcher_channel = new_launcher_channel;
backend.putInt(launcherChannelPreference, launcher_channel);
flush_preferences();
}
}
public static int launcher_channel() {
synchronized (backend) {
return launcher_channel;
}
}
public static AltosPreferencesBackend bt_devices() {
synchronized (backend) {
return backend.node("bt_devices");
}
}
public static AltosFrequency[] common_frequencies() {
synchronized (backend) {
return common_frequencies;
}
}
public static void set_common_frequencies(AltosFrequency[] frequencies) {
synchronized(backend) {
common_frequencies = frequencies;
save_common_frequencies();
}
}
public static void add_common_frequency(AltosFrequency frequency) {
AltosFrequency[] old_frequencies = common_frequencies();
AltosFrequency[] new_frequencies = new AltosFrequency[old_frequencies.length + 1];
int i;
for (i = 0; i < old_frequencies.length; i++) {
if (frequency.frequency == old_frequencies[i].frequency)
return;
if (frequency.frequency < old_frequencies[i].frequency)
break;
new_frequencies[i] = old_frequencies[i];
}
new_frequencies[i] = frequency;
for (; i < old_frequencies.length; i++)
new_frequencies[i+1] = old_frequencies[i];
set_common_frequencies(new_frequencies);
}
static LinkedList<AltosUnitsListener> units_listeners;
public static boolean imperial_units() {
synchronized(backend) {
return AltosConvert.imperial_units;
}
}
public static void set_imperial_units(boolean imperial_units) {
synchronized (backend) {
AltosConvert.imperial_units = imperial_units;
backend.putBoolean(unitsPreference, imperial_units);
flush_preferences();
}
if (units_listeners != null) {
for (AltosUnitsListener l : units_listeners) {
l.units_changed(imperial_units);
}
}
}
public static void register_units_listener(AltosUnitsListener l) {
synchronized(backend) {
if (units_listeners == null)
units_listeners = new LinkedList<AltosUnitsListener>();
units_listeners.add(l);
}
}
public static void unregister_units_listener(AltosUnitsListener l) {
synchronized(backend) {
units_listeners.remove(l);
}
}
public static void register_map_cache_listener(AltosMapCacheListener l) {
synchronized(backend) {
map_cache_listeners.add(l);
}
}
public static void unregister_map_cache_listener(AltosMapCacheListener l) {
synchronized (backend) {
map_cache_listeners.remove(l);
}
}
public static void set_map_cache(int new_map_cache) {
synchronized(backend) {
map_cache = new_map_cache;
backend.putInt(mapCachePreference, map_cache);
flush_preferences();
for (AltosMapCacheListener l: map_cache_listeners)
l.map_cache_changed(map_cache);
}
}
public static int map_cache() {
synchronized(backend) {
return map_cache;
}
}
static LinkedList<AltosMapTypeListener> map_type_listeners;
public static void set_map_type(int map_type) {
synchronized(backend) {
AltosPreferences.map_type = map_type;
backend.putInt(mapTypePreference, map_type);
flush_preferences();
}
if (map_type_listeners != null) {
for (AltosMapTypeListener l : map_type_listeners) {
l.map_type_changed(map_type);
}
}
}
public static int map_type() {
synchronized(backend) {
return map_type;
}
}
public static void register_map_type_listener(AltosMapTypeListener l) {
synchronized(backend) {
if (map_type_listeners == null)
map_type_listeners = new LinkedList<AltosMapTypeListener>();
map_type_listeners.add(l);
}
}
public static void unregister_map_type_listener(AltosMapTypeListener l) {
synchronized(backend) {
map_type_listeners.remove(l);
}
}
}