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/*
* 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; version 2 of the License.
*
* 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;
import java.io.*;
import java.util.concurrent.*;
public class AltosIdleMonitor extends Thread {
AltosLink link;
AltosIdleMonitorListener listener;
AltosState state;
boolean remote;
double frequency;
AltosState previous_state;
AltosConfigData config_data;
AltosGPS gps;
int AltosRSSI() throws TimeoutException, InterruptedException {
link.printf("s\n");
String line = link.get_reply_no_dialog(5000);
if (line == null)
throw new TimeoutException();
String[] items = line.split("\\s+");
if (items.length < 2)
return 0;
if (!items[0].equals("RSSI:"))
return 0;
int rssi = Integer.parseInt(items[1]);
return rssi;
}
void update_state() throws InterruptedException, TimeoutException {
AltosRecord record = null;
try {
if (remote) {
link.set_radio_frequency(frequency);
link.start_remote();
} else
link.flush_input();
config_data = new AltosConfigData(link);
if (config_data.product.startsWith("TeleMetrum")) {
record = new AltosSensorTM(link, config_data);
} else if (config_data.product.startsWith("MegaMetrum")) {
AltosRecordMM record_mm = new AltosRecordMM();
AltosSensorMM sensor = new AltosSensorMM(link);
AltosMs5607 ms5607 = new AltosMs5607Query(link);
AltosIMU imu = new AltosIMUQuery(link);
record_mm.accel_plus_g = config_data.accel_cal_plus;
record_mm.accel_minus_g = config_data.accel_cal_minus;
record_mm.ground_accel = sensor.accel;
record_mm.accel = sensor.accel;
record_mm.ground_pres = ms5607.pa;
record_mm.pres = ms5607.pa;
record_mm.temp = ms5607.cc;
record_mm.v_batt = sensor.v_batt;
record_mm.v_pyro = sensor.v_pyro;
record_mm.sense = sensor.sense;
record_mm.imu = imu;
record = record_mm;
} else
record = new AltosRecord();
gps = new AltosGPSQuery(link, config_data);
record.version = 0;
record.callsign = config_data.callsign;
record.serial = config_data.serial;
record.flight = config_data.log_available() > 0 ? 255 : 0;
record.status = 0;
record.state = AltosLib.ao_flight_idle;
record.gps = gps;
record.new_gps = true;
state = new AltosState (record, state);
} finally {
if (remote) {
link.stop_remote();
if (record != null)
record.rssi = AltosRSSI();
} else {
if (record != null)
record.rssi = 0;
}
}
}
public void set_frequency(double in_frequency) {
frequency = in_frequency;
}
public void post_state() {
listener.update(state);
}
public void run() {
try {
for (;;) {
try {
update_state();
post_state();
} catch (TimeoutException te) {
}
Thread.sleep(1000);
}
} catch (InterruptedException ie) {
link.close();
}
}
public AltosIdleMonitor(AltosIdleMonitorListener in_listener, AltosLink in_link, boolean in_remote)
throws FileNotFoundException, InterruptedException, TimeoutException {
listener = in_listener;
link = in_link;
remote = in_remote;
state = null;
}
}
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