2 * Copyright © 2011 Keith Packard <keithp@keithp.com>
3 * Copyright © 2012 Mike Beattie <mike@ethernal.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; version 2 of the License.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
19 package org.altusmetrum.AltosDroid;
21 import android.speech.tts.TextToSpeech;
22 import android.speech.tts.TextToSpeech.OnInitListener;
24 import org.altusmetrum.altoslib_2.*;
26 public class AltosVoice {
28 private TextToSpeech tts = null;
29 private boolean tts_enabled = false;
31 private IdleThread idle_thread = null;
33 private AltosState old_state = null;
35 public AltosVoice(AltosDroid a) {
37 tts = new TextToSpeech(a, new OnInitListener() {
38 public void onInit(int status) {
39 if (status == TextToSpeech.SUCCESS) tts_enabled = true;
41 idle_thread = new IdleThread();
48 public void speak(String s) {
49 if (!tts_enabled) return;
50 tts.speak(s, TextToSpeech.QUEUE_ADD, null);
54 if (tts != null) tts.shutdown();
55 if (idle_thread != null) {
56 idle_thread.interrupt();
61 public void tell(AltosState state) {
62 if (!tts_enabled) return;
64 boolean spoke = false;
65 if (old_state == null || old_state.state != state.state) {
66 speak(state.state_name());
67 if ((old_state == null || old_state.state <= AltosLib.ao_flight_boost) &&
68 state.state > AltosLib.ao_flight_boost) {
69 speak(String.format("max speed: %d meters per second.", (int) (state.max_speed() + 0.5)));
71 } else if ((old_state == null || old_state.state < AltosLib.ao_flight_drogue) &&
72 state.state >= AltosLib.ao_flight_drogue) {
73 speak(String.format("max height: %d meters.", (int) (state.max_height() + 0.5)));
77 if (old_state == null || old_state.gps_ready != state.gps_ready) {
78 if (state.gps_ready) {
81 } else if (old_state != null) {
87 idle_thread.notice(state, spoke);
91 class IdleThread extends Thread {
93 private AltosState state;
98 public synchronized void report(boolean last) {
102 /* reset the landing count once we hear about a new flight */
103 if (state.state < AltosLib.ao_flight_drogue)
104 reported_landing = 0;
106 /* Shut up once the rocket is on the ground */
107 if (reported_landing > 2) {
111 /* If the rocket isn't on the pad, then report height */
112 if (AltosLib.ao_flight_drogue <= state.state &&
113 state.state < AltosLib.ao_flight_landed &&
116 speak(String.format("Height %d, bearing %s %d, elevation %d, range %d.\n",
117 (int) (state.height() + 0.5),
118 state.from_pad.bearing_words(
119 AltosGreatCircle.BEARING_VOICE),
120 (int) (state.from_pad.bearing + 0.5),
121 (int) (state.elevation + 0.5),
122 (int) (state.range + 0.5)));
123 } else if (state.state > AltosLib.ao_flight_pad) {
124 speak(String.format("%d meters", (int) (state.height() + 0.5)));
126 reported_landing = 0;
129 /* If the rocket is coming down, check to see if it has landed;
130 * either we've got a landed report or we haven't heard from it in
133 if (state.state >= AltosLib.ao_flight_drogue &&
135 System.currentTimeMillis() - state.received_time >= 15000 ||
136 state.state == AltosLib.ao_flight_landed))
138 if (Math.abs(state.speed()) < 20 && state.height() < 100)
139 speak("rocket landed safely");
141 speak("rocket may have crashed");
142 if (state.from_pad != null)
143 speak(String.format("Bearing %d degrees, range %d meters.",
144 (int) (state.from_pad.bearing + 0.5),
145 (int) (state.from_pad.distance + 0.5)));
151 return System.currentTimeMillis();
154 void set_report_time() {
155 report_time = now() + report_interval;
163 synchronized (this) {
164 long sleep_time = report_time - now();
172 } catch (InterruptedException ie) {
176 public synchronized void notice(AltosState new_state, boolean spoken) {
177 AltosState old_state = state;
179 if (!started && state.state > AltosLib.ao_flight_pad) {
184 if (state.state < AltosLib.ao_flight_drogue)
185 report_interval = 10000;
187 report_interval = 20000;
188 if (old_state != null && old_state.state != state.state) {
195 public IdleThread() {
197 reported_landing = 0;
198 report_interval = 10000;