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 mStateView;
70 private TextView mSpeedView;
71 private TextView mAccelView;
72 private TextView mRangeView;
73 private TextView mHeightView;
74 private TextView mElevationView;
75 private TextView mBearingView;
76 private TextView mLatitudeView;
77 private TextView mLongitudeView;
79 // Generic field for extras at the bottom
80 private TextView mTextView;
83 private boolean mIsBound = false;
84 private Messenger mService = null;
85 final Messenger mMessenger = new Messenger(new IncomingHandler(this));
88 private AltosConfigData mConfigData = null;
89 // Local Bluetooth adapter
90 private BluetoothAdapter mBluetoothAdapter = null;
93 private TextToSpeech tts = null;
94 private boolean tts_enabled = false;
96 // The Handler that gets information back from the Telemetry Service
97 static class IncomingHandler extends Handler {
98 private final WeakReference<AltosDroid> mAltosDroid;
99 IncomingHandler(AltosDroid ad) { mAltosDroid = new WeakReference<AltosDroid>(ad); }
102 public void handleMessage(Message msg) {
103 AltosDroid ad = mAltosDroid.get();
105 case MSG_STATE_CHANGE:
106 if(D) Log.d(TAG, "MSG_STATE_CHANGE: " + msg.arg1);
108 case TelemetryService.STATE_CONNECTED:
109 ad.mConfigData = (AltosConfigData) msg.obj;
110 String str = String.format(" %s S/N: %d", ad.mConfigData.product, ad.mConfigData.serial);
111 ad.mTitle.setText(R.string.title_connected_to);
112 ad.mTitle.append(str);
113 Toast.makeText(ad.getApplicationContext(), "Connected to " + str, Toast.LENGTH_SHORT).show();
115 ad.mTextView.setText(Dumper.dump(ad.mConfigData));
117 case TelemetryService.STATE_CONNECTING:
118 ad.mTitle.setText(R.string.title_connecting);
120 case TelemetryService.STATE_READY:
121 case TelemetryService.STATE_NONE:
122 ad.mConfigData = null;
123 ad.mTitle.setText(R.string.title_not_connected);
124 ad.mTextView.setText("");
129 ad.update_ui((AltosState) msg.obj);
131 ad.mTextView.setText(Dumper.dump(msg.obj));
138 private ServiceConnection mConnection = new ServiceConnection() {
139 public void onServiceConnected(ComponentName className, IBinder service) {
140 mService = new Messenger(service);
142 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
143 msg.replyTo = mMessenger;
145 } catch (RemoteException e) {
146 // In this case the service has crashed before we could even do anything with it
150 public void onServiceDisconnected(ComponentName className) {
151 // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
157 void doBindService() {
158 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
162 void doUnbindService() {
164 // If we have received the service, and hence registered with it, then now is the time to unregister.
165 if (mService != null) {
167 Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
168 msg.replyTo = mMessenger;
170 } catch (RemoteException e) {
171 // There is nothing special we need to do if the service has crashed.
174 // Detach our existing connection.
175 unbindService(mConnection);
180 void update_ui(AltosState state) {
181 mCallsignView.setText(state.data.callsign);
182 mStateView.setText(state.data.state());
183 double speed = state.speed;
185 speed = state.baro_speed;
186 mSpeedView.setText(String.format("%6.0f m/s", speed));
187 mAccelView.setText(String.format("%6.0f m/s²", state.acceleration));
188 mRangeView.setText(String.format("%6.0f m", state.range));
189 mHeightView.setText(String.format("%6.0f m", state.height));
190 mElevationView.setText(String.format("%3.0f°", state.elevation));
191 if (state.from_pad != null)
192 mBearingView.setText(String.format("%3.0f°", state.from_pad.bearing));
193 mLatitudeView.setText(pos(state.gps.lat, "N", "S"));
194 mLongitudeView.setText(pos(state.gps.lon, "W", "E"));
197 String pos(double p, String pos, String neg) {
203 int deg = (int) Math.floor(p);
204 double min = (p - Math.floor(p)) * 60.0;
205 return String.format("%d° %9.6f\" %s", deg, min, h);
209 public void onCreate(Bundle savedInstanceState) {
210 super.onCreate(savedInstanceState);
211 if(D) Log.e(TAG, "+++ ON CREATE +++");
213 // Set up the window layout
214 requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
215 //setContentView(R.layout.main);
216 setContentView(R.layout.altosdroid);
217 getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
219 // Set up the custom title
220 mTitle = (TextView) findViewById(R.id.title_left_text);
221 mTitle.setText(R.string.app_name);
222 mTitle = (TextView) findViewById(R.id.title_right_text);
224 // Set up the temporary Text View
225 mTextView = (TextView) findViewById(R.id.text);
226 mTextView.setMovementMethod(new ScrollingMovementMethod());
227 mTextView.setClickable(false);
228 mTextView.setLongClickable(false);
230 mCallsignView = (TextView) findViewById(R.id.callsign_value);
231 mStateView = (TextView) findViewById(R.id.state_value);
232 mSpeedView = (TextView) findViewById(R.id.speed_value);
233 mAccelView = (TextView) findViewById(R.id.accel_value);
234 mRangeView = (TextView) findViewById(R.id.range_value);
235 mHeightView = (TextView) findViewById(R.id.height_value);
236 mElevationView = (TextView) findViewById(R.id.elevation_value);
237 mBearingView = (TextView) findViewById(R.id.bearing_value);
238 mLatitudeView = (TextView) findViewById(R.id.latitude_value);
239 mLongitudeView = (TextView) findViewById(R.id.longitude_value);
241 // Get local Bluetooth adapter
242 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
244 // If the adapter is null, then Bluetooth is not supported
245 if (mBluetoothAdapter == null) {
246 Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
251 // Enable Text to Speech
252 tts = new TextToSpeech(this, new OnInitListener() {
253 public void onInit(int status) {
254 if (status == TextToSpeech.SUCCESS) tts_enabled = true;
255 if (tts_enabled) tts.speak("AltosDroid ready", TextToSpeech.QUEUE_ADD, null );
262 public void onStart() {
264 if(D) Log.e(TAG, "++ ON START ++");
266 if (!mBluetoothAdapter.isEnabled()) {
267 Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
268 startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
271 // Start Telemetry Service
272 startService(new Intent(AltosDroid.this, TelemetryService.class));
278 public synchronized void onResume() {
280 if(D) Log.e(TAG, "+ ON RESUME +");
284 public synchronized void onPause() {
286 if(D) Log.e(TAG, "- ON PAUSE -");
290 public void onStop() {
292 if(D) Log.e(TAG, "-- ON STOP --");
298 public void onDestroy() {
300 if(D) Log.e(TAG, "--- ON DESTROY ---");
302 if (tts != null) tts.shutdown();
308 public void onActivityResult(int requestCode, int resultCode, Intent data) {
309 if(D) Log.d(TAG, "onActivityResult " + resultCode);
310 switch (requestCode) {
311 case REQUEST_CONNECT_DEVICE:
312 // When DeviceListActivity returns with a device to connect to
313 if (resultCode == Activity.RESULT_OK) {
317 case REQUEST_ENABLE_BT:
318 // When the request to enable Bluetooth returns
319 if (resultCode == Activity.RESULT_OK) {
320 // Bluetooth is now enabled, so set up a chat session
323 // User did not enable Bluetooth or an error occured
324 Log.e(TAG, "BT not enabled");
325 stopService(new Intent(AltosDroid.this, TelemetryService.class));
326 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
333 private void connectDevice(Intent data) {
334 // Get the device MAC address
335 String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
336 // Get the BLuetoothDevice object
337 BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
338 // Attempt to connect to the device
340 if (D) Log.d(TAG, "Connecting to " + device.getName());
341 mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, device));
342 } catch (RemoteException e) {
347 public boolean onCreateOptionsMenu(Menu menu) {
348 MenuInflater inflater = getMenuInflater();
349 inflater.inflate(R.menu.option_menu, menu);
354 public boolean onOptionsItemSelected(MenuItem item) {
355 Intent serverIntent = null;
356 switch (item.getItemId()) {
357 case R.id.connect_scan:
358 // Launch the DeviceListActivity to see devices and do scan
359 serverIntent = new Intent(this, DeviceListActivity.class);
360 startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);