2 * Copyright © 2012 Mike Beattie <mike@ethernal.org>
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.AltosDroid;
20 import java.lang.ref.WeakReference;
22 import android.app.Activity;
23 import android.bluetooth.BluetoothAdapter;
24 import android.bluetooth.BluetoothDevice;
25 import android.content.Intent;
26 import android.content.Context;
27 import android.content.ComponentName;
28 import android.content.ServiceConnection;
29 import android.os.IBinder;
30 import android.os.Bundle;
31 import android.os.Handler;
32 import android.os.Message;
33 import android.os.Messenger;
34 import android.os.RemoteException;
35 import android.speech.tts.TextToSpeech;
36 import android.speech.tts.TextToSpeech.OnInitListener;
37 import android.text.method.ScrollingMovementMethod;
38 import android.util.Log;
39 import android.view.Menu;
40 import android.view.MenuInflater;
41 import android.view.MenuItem;
42 import android.view.Window;
43 import android.widget.TextView;
44 import android.widget.Toast;
46 import org.altusmetrum.AltosLib.*;
49 * This is the main Activity that displays the current chat session.
51 public class AltosDroid extends Activity {
53 private static final String TAG = "AltosDroid";
54 private static final boolean D = true;
56 // Message types received by our Handler
57 public static final int MSG_STATE_CHANGE = 1;
58 public static final int MSG_TELEMETRY = 2;
60 // Intent request codes
61 private static final int REQUEST_CONNECT_DEVICE = 1;
62 private static final int REQUEST_ENABLE_BT = 2;
65 private TextView mTitle;
67 // Flight state values
68 private TextView mCallsignView;
69 private TextView mRSSIView;
70 private TextView mSerialView;
71 private TextView mFlightView;
72 private TextView mStateView;
73 private TextView mSpeedView;
74 private TextView mAccelView;
75 private TextView mRangeView;
76 private TextView mHeightView;
77 private TextView mElevationView;
78 private TextView mBearingView;
79 private TextView mLatitudeView;
80 private TextView mLongitudeView;
82 // Generic field for extras at the bottom
83 private TextView mTextView;
86 private boolean mIsBound = false;
87 private Messenger mService = null;
88 final Messenger mMessenger = new Messenger(new IncomingHandler(this));
91 private AltosConfigData mConfigData = null;
92 // Local Bluetooth adapter
93 private BluetoothAdapter mBluetoothAdapter = null;
96 private TextToSpeech tts = null;
97 private boolean tts_enabled = false;
99 // The Handler that gets information back from the Telemetry Service
100 static class IncomingHandler extends Handler {
101 private final WeakReference<AltosDroid> mAltosDroid;
102 IncomingHandler(AltosDroid ad) { mAltosDroid = new WeakReference<AltosDroid>(ad); }
105 public void handleMessage(Message msg) {
106 AltosDroid ad = mAltosDroid.get();
108 case MSG_STATE_CHANGE:
109 if(D) Log.d(TAG, "MSG_STATE_CHANGE: " + msg.arg1);
111 case TelemetryService.STATE_CONNECTED:
112 ad.mConfigData = (AltosConfigData) msg.obj;
113 String str = String.format(" %s S/N: %d", ad.mConfigData.product, ad.mConfigData.serial);
114 ad.mTitle.setText(R.string.title_connected_to);
115 ad.mTitle.append(str);
116 Toast.makeText(ad.getApplicationContext(), "Connected to " + str, Toast.LENGTH_SHORT).show();
118 ad.mTextView.setText(Dumper.dump(ad.mConfigData));
120 case TelemetryService.STATE_CONNECTING:
121 ad.mTitle.setText(R.string.title_connecting);
123 case TelemetryService.STATE_READY:
124 case TelemetryService.STATE_NONE:
125 ad.mConfigData = null;
126 ad.mTitle.setText(R.string.title_not_connected);
127 ad.mTextView.setText("");
132 ad.update_ui((AltosState) msg.obj);
134 ad.mTextView.setText(Dumper.dump(msg.obj));
141 private ServiceConnection mConnection = new ServiceConnection() {
142 public void onServiceConnected(ComponentName className, IBinder service) {
143 mService = new Messenger(service);
145 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
146 msg.replyTo = mMessenger;
148 } catch (RemoteException e) {
149 // In this case the service has crashed before we could even do anything with it
153 public void onServiceDisconnected(ComponentName className) {
154 // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
160 void doBindService() {
161 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
165 void doUnbindService() {
167 // If we have received the service, and hence registered with it, then now is the time to unregister.
168 if (mService != null) {
170 Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
171 msg.replyTo = mMessenger;
173 } catch (RemoteException e) {
174 // There is nothing special we need to do if the service has crashed.
177 // Detach our existing connection.
178 unbindService(mConnection);
183 void update_ui(AltosState state) {
184 mCallsignView.setText(state.data.callsign);
185 mRSSIView.setText(String.format("%d", state.data.rssi));
186 mSerialView.setText(String.format("%d", state.data.serial));
187 mFlightView.setText(String.format("%d", state.data.flight));
188 mStateView.setText(state.data.state());
189 double speed = state.speed;
191 speed = state.baro_speed;
192 mSpeedView.setText(String.format("%6.0f m/s", speed));
193 mAccelView.setText(String.format("%6.0f m/s²", state.acceleration));
194 mRangeView.setText(String.format("%6.0f m", state.range));
195 mHeightView.setText(String.format("%6.0f m", state.height));
196 mElevationView.setText(String.format("%3.0f°", state.elevation));
197 if (state.from_pad != null)
198 mBearingView.setText(String.format("%3.0f°", state.from_pad.bearing));
199 mLatitudeView.setText(pos(state.gps.lat, "N", "S"));
200 mLongitudeView.setText(pos(state.gps.lon, "W", "E"));
203 String pos(double p, String pos, String neg) {
209 int deg = (int) Math.floor(p);
210 double min = (p - Math.floor(p)) * 60.0;
211 return String.format("%d° %9.6f\" %s", deg, min, h);
215 public void onCreate(Bundle savedInstanceState) {
216 super.onCreate(savedInstanceState);
217 if(D) Log.e(TAG, "+++ ON CREATE +++");
219 // Set up the window layout
220 requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
221 //setContentView(R.layout.main);
222 setContentView(R.layout.altosdroid);
223 getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
225 // Set up the custom title
226 mTitle = (TextView) findViewById(R.id.title_left_text);
227 mTitle.setText(R.string.app_name);
228 mTitle = (TextView) findViewById(R.id.title_right_text);
230 // Set up the temporary Text View
231 mTextView = (TextView) findViewById(R.id.text);
232 mTextView.setMovementMethod(new ScrollingMovementMethod());
233 mTextView.setClickable(false);
234 mTextView.setLongClickable(false);
236 mCallsignView = (TextView) findViewById(R.id.callsign_value);
237 mRSSIView = (TextView) findViewById(R.id.rssi_value);
238 mSerialView = (TextView) findViewById(R.id.serial_value);
239 mFlightView = (TextView) findViewById(R.id.flight_value);
240 mStateView = (TextView) findViewById(R.id.state_value);
241 mSpeedView = (TextView) findViewById(R.id.speed_value);
242 mAccelView = (TextView) findViewById(R.id.accel_value);
243 mRangeView = (TextView) findViewById(R.id.range_value);
244 mHeightView = (TextView) findViewById(R.id.height_value);
245 mElevationView = (TextView) findViewById(R.id.elevation_value);
246 mBearingView = (TextView) findViewById(R.id.bearing_value);
247 mLatitudeView = (TextView) findViewById(R.id.latitude_value);
248 mLongitudeView = (TextView) findViewById(R.id.longitude_value);
250 // Get local Bluetooth adapter
251 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
253 // If the adapter is null, then Bluetooth is not supported
254 if (mBluetoothAdapter == null) {
255 Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
260 // Enable Text to Speech
261 tts = new TextToSpeech(this, new OnInitListener() {
262 public void onInit(int status) {
263 if (status == TextToSpeech.SUCCESS) tts_enabled = true;
264 if (tts_enabled) tts.speak("AltosDroid ready", TextToSpeech.QUEUE_ADD, null );
271 public void onStart() {
273 if(D) Log.e(TAG, "++ ON START ++");
275 if (!mBluetoothAdapter.isEnabled()) {
276 Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
277 startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
280 // Start Telemetry Service
281 startService(new Intent(AltosDroid.this, TelemetryService.class));
287 public synchronized void onResume() {
289 if(D) Log.e(TAG, "+ ON RESUME +");
293 public synchronized void onPause() {
295 if(D) Log.e(TAG, "- ON PAUSE -");
299 public void onStop() {
301 if(D) Log.e(TAG, "-- ON STOP --");
307 public void onDestroy() {
309 if(D) Log.e(TAG, "--- ON DESTROY ---");
311 if (tts != null) tts.shutdown();
317 public void onActivityResult(int requestCode, int resultCode, Intent data) {
318 if(D) Log.d(TAG, "onActivityResult " + resultCode);
319 switch (requestCode) {
320 case REQUEST_CONNECT_DEVICE:
321 // When DeviceListActivity returns with a device to connect to
322 if (resultCode == Activity.RESULT_OK) {
326 case REQUEST_ENABLE_BT:
327 // When the request to enable Bluetooth returns
328 if (resultCode == Activity.RESULT_OK) {
329 // Bluetooth is now enabled, so set up a chat session
332 // User did not enable Bluetooth or an error occured
333 Log.e(TAG, "BT not enabled");
334 stopService(new Intent(AltosDroid.this, TelemetryService.class));
335 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
342 private void connectDevice(Intent data) {
343 // Get the device MAC address
344 String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
345 // Get the BLuetoothDevice object
346 BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
347 // Attempt to connect to the device
349 if (D) Log.d(TAG, "Connecting to " + device.getName());
350 mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, device));
351 } catch (RemoteException e) {
356 public boolean onCreateOptionsMenu(Menu menu) {
357 MenuInflater inflater = getMenuInflater();
358 inflater.inflate(R.menu.option_menu, menu);
363 public boolean onOptionsItemSelected(MenuItem item) {
364 Intent serverIntent = null;
365 switch (item.getItemId()) {
366 case R.id.connect_scan:
367 // Launch the DeviceListActivity to see devices and do scan
368 serverIntent = new Intent(this, DeviceListActivity.class);
369 startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);