-/*
- * 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 altosui;
-
-import java.lang.*;
-import java.text.*;
-import java.io.*;
-import java.util.concurrent.*;
-import org.altusmetrum.AltosLib.*;
-
-class AltosTelemetryReader extends AltosFlightReader {
- AltosDevice device;
- AltosSerial serial;
- AltosLog log;
- AltosRecord previous;
- double frequency;
- int telemetry;
-
- LinkedBlockingQueue<AltosLine> telem;
-
- AltosRecord read() throws InterruptedException, ParseException, AltosCRCException, IOException {
- AltosLine l = telem.take();
- if (l.line == null)
- throw new IOException("IO error");
- AltosRecord next = AltosTelemetry.parse(l.line, previous);
- previous = next;
- return next;
- }
-
- void flush() {
- telem.clear();
- }
-
- void close(boolean interrupted) {
- serial.remove_monitor(telem);
- log.close();
- serial.close();
- }
-
- public void set_frequency(double in_frequency) throws InterruptedException, TimeoutException {
- frequency = in_frequency;
- serial.set_radio_frequency(frequency);
- }
-
- public boolean supports_telemetry(int telemetry) {
-
- try {
- /* Version 1.0 or later firmware supports all telemetry formats */
- if (serial.config_data().compare_version("1.0") >= 0)
- return true;
-
- /* Version 0.9 firmware only supports 0.9 telemetry */
- if (serial.config_data().compare_version("0.9") >= 0) {
- if (telemetry == Altos.ao_telemetry_0_9)
- return true;
- else
- return false;
- }
-
- /* Version 0.8 firmware only supports 0.8 telemetry */
- if (telemetry == Altos.ao_telemetry_0_8)
- return true;
- else
- return false;
- } catch (InterruptedException ie) {
- return true;
- } catch (TimeoutException te) {
- return true;
- }
- }
-
- void save_frequency() {
- AltosPreferences.set_frequency(device.getSerial(), frequency);
- }
-
- void set_telemetry(int in_telemetry) {
- telemetry = in_telemetry;
- serial.set_telemetry(telemetry);
- }
-
- void save_telemetry() {
- AltosPreferences.set_telemetry(device.getSerial(), telemetry);
- }
-
- File backing_file() {
- return log.file();
- }
-
- public AltosTelemetryReader (AltosDevice in_device)
- throws FileNotFoundException, AltosSerialInUseException, IOException, InterruptedException, TimeoutException {
- device = in_device;
- serial = new AltosSerial(device);
- log = new AltosLog(serial);
- name = device.toShortString();
- previous = null;
-
- telem = new LinkedBlockingQueue<AltosLine>();
- frequency = AltosPreferences.frequency(device.getSerial());
- set_frequency(frequency);
- telemetry = AltosPreferences.telemetry(device.getSerial());
- set_telemetry(telemetry);
- serial.set_callsign(AltosUIPreferences.callsign());
- serial.add_monitor(telem);
- }
-}