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_1;
22 import java.util.concurrent.*;
24 public class AltosTelemetryReader extends AltosFlightReader {
30 AltosState state = null;
32 LinkedBlockingQueue<AltosLine> telem;
34 public AltosState read() throws InterruptedException, ParseException, AltosCRCException, IOException {
35 AltosLine l = telem.take();
37 throw new IOException("IO error");
38 AltosTelemetry telem = AltosTelemetryLegacy.parse(l.line);
40 state = new AltosState();
42 state = state.clone();
43 telem.update_state(state);
56 public void close(boolean interrupted) {
57 link.remove_monitor(telem);
62 public void set_frequency(double in_frequency) throws InterruptedException, TimeoutException {
63 frequency = in_frequency;
64 link.set_radio_frequency(frequency);
67 public boolean supports_telemetry(int telemetry) {
70 /* Version 1.0 or later firmware supports all telemetry formats */
71 if (link.config_data().compare_version("1.0") >= 0)
74 /* Version 0.9 firmware only supports 0.9 telemetry */
75 if (link.config_data().compare_version("0.9") >= 0) {
76 if (telemetry == AltosLib.ao_telemetry_0_9)
82 /* Version 0.8 firmware only supports 0.8 telemetry */
83 if (telemetry == AltosLib.ao_telemetry_0_8)
87 } catch (InterruptedException ie) {
89 } catch (TimeoutException te) {
94 public void save_frequency() {
95 AltosPreferences.set_frequency(link.serial, frequency);
98 public void set_telemetry(int in_telemetry) {
99 telemetry = in_telemetry;
100 link.set_telemetry(telemetry);
103 public void save_telemetry() {
104 AltosPreferences.set_telemetry(link.serial, telemetry);
107 public void set_monitor(boolean monitor) {
108 link.set_monitor(monitor);
111 public File backing_file() {
115 public boolean has_monitor_battery() {
116 return link.has_monitor_battery();
119 public double monitor_battery() {
120 return link.monitor_battery();
123 public AltosTelemetryReader (AltosLink in_link)
124 throws IOException, InterruptedException, TimeoutException {
127 log = new AltosLog(link);
130 telem = new LinkedBlockingQueue<AltosLine>();
131 frequency = AltosPreferences.frequency(link.serial);
132 set_frequency(frequency);
133 telemetry = AltosPreferences.telemetry(link.serial);
134 set_telemetry(telemetry);
135 link.add_monitor(telem);
136 } catch (TimeoutException e) {
139 } catch (InterruptedException e) {