git.gag.com Git - fw/altos/blob - altosdroid/src/org/altusmetrum/AltosDroid/AltosDroid.java

   1 /*
   2  * Copyright © 2012 Mike Beattie <mike@ethernal.org>
   3  *
   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.
   7  *
   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.
  12  *
  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.
  16  */
  17
  18 package org.altusmetrum.AltosDroid;
  19
  20 import java.lang.ref.WeakReference;
  21
  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.content.DialogInterface;
  30 import android.os.IBinder;
  31 import android.os.Bundle;
  32 import android.os.Handler;
  33 import android.os.Message;
  34 import android.os.Messenger;
  35 import android.os.RemoteException;
  36 import android.text.method.ScrollingMovementMethod;
  37 import android.util.Log;
  38 import android.view.Menu;
  39 import android.view.MenuInflater;
  40 import android.view.MenuItem;
  41 import android.view.Window;
  42 import android.widget.TextView;
  43 import android.widget.Toast;
  44 import android.app.AlertDialog;
  45
  46 import org.altusmetrum.AltosLib.*;
  47
  48 /**
  49  * This is the main Activity that displays the current chat session.
  50  */
  51 public class AltosDroid extends Activity {
  52         // Debugging
  53         private static final String TAG = "AltosDroid";
  54         private static final boolean D = true;
  55
  56         // Message types received by our Handler
  57         public static final int MSG_STATE_CHANGE    = 1;
  58         public static final int MSG_TELEMETRY       = 2;
  59
  60         // Intent request codes
  61         private static final int REQUEST_CONNECT_DEVICE = 1;
  62         private static final int REQUEST_ENABLE_BT      = 2;
  63
  64         // Layout Views
  65         private TextView mTitle;
  66
  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;
  81
  82         // Generic field for extras at the bottom
  83         private TextView mTextView;
  84
  85         // Service
  86         private boolean mIsBound   = false;
  87         private Messenger mService = null;
  88         final Messenger mMessenger = new Messenger(new IncomingHandler(this));
  89
  90         // TeleBT Config data
  91         private AltosConfigData mConfigData = null;
  92         // Local Bluetooth adapter
  93         private BluetoothAdapter mBluetoothAdapter = null;
  94
  95         // Text to Speech
  96         private AltosVoice mAltosVoice = null;
  97
  98         // The Handler that gets information back from the Telemetry Service
  99         static class IncomingHandler extends Handler {
 100                 private final WeakReference<AltosDroid> mAltosDroid;
 101                 IncomingHandler(AltosDroid ad) { mAltosDroid = new WeakReference<AltosDroid>(ad); }
 102
 103                 @Override
 104                 public void handleMessage(Message msg) {
 105                         AltosDroid ad = mAltosDroid.get();
 106                         switch (msg.what) {
 107                         case MSG_STATE_CHANGE:
 108                                 if(D) Log.d(TAG, "MSG_STATE_CHANGE: " + msg.arg1);
 109                                 switch (msg.arg1) {
 110                                 case TelemetryService.STATE_CONNECTED:
 111                                         ad.mConfigData = (AltosConfigData) msg.obj;
 112                                         String str = String.format(" %s S/N: %d", ad.mConfigData.product, ad.mConfigData.serial);
 113                                         ad.mTitle.setText(R.string.title_connected_to);
 114                                         ad.mTitle.append(str);
 115                                         Toast.makeText(ad.getApplicationContext(), "Connected to " + str, Toast.LENGTH_SHORT).show();
 116                                         ad.mAltosVoice.speak("Connected");
 117                                         //TEST!
 118                                         ad.mTextView.setText(Dumper.dump(ad.mConfigData));
 119                                         break;
 120                                 case TelemetryService.STATE_CONNECTING:
 121                                         ad.mTitle.setText(R.string.title_connecting);
 122                                         break;
 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("");
 128                                         break;
 129                                 }
 130                                 break;
 131                         case MSG_TELEMETRY:
 132                                 ad.update_ui((AltosState) msg.obj);
 133                                 // TEST!
 134                                 ad.mTextView.setText(Dumper.dump(msg.obj));
 135                                 break;
 136                         }
 137                 }
 138         };
 139
 140
 141         private ServiceConnection mConnection = new ServiceConnection() {
 142                 public void onServiceConnected(ComponentName className, IBinder service) {
 143                         mService = new Messenger(service);
 144                         try {
 145                                 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
 146                                 msg.replyTo = mMessenger;
 147                                 mService.send(msg);
 148                         } catch (RemoteException e) {
 149                                 // In this case the service has crashed before we could even do anything with it
 150                         }
 151                 }
 152
 153                 public void onServiceDisconnected(ComponentName className) {
 154                         // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
 155                         mService = null;
 156                 }
 157         };
 158
 159
 160         void doBindService() {
 161                 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
 162                 mIsBound = true;
 163         }
 164
 165         void doUnbindService() {
 166                 if (mIsBound) {
 167                         // If we have received the service, and hence registered with it, then now is the time to unregister.
 168                         if (mService != null) {
 169                                 try {
 170                                         Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
 171                                         msg.replyTo = mMessenger;
 172                                         mService.send(msg);
 173                                 } catch (RemoteException e) {
 174                                         // There is nothing special we need to do if the service has crashed.
 175                                 }
 176                         }
 177                         // Detach our existing connection.
 178                         unbindService(mConnection);
 179                         mIsBound = false;
 180                 }
 181         }
 182
 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;
 190                 if (!state.ascent)
 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"));
 201
 202                 mAltosVoice.tell(state);
 203         }
 204
 205         String pos(double p, String pos, String neg) {
 206                 String  h = pos;
 207                 if (p < 0) {
 208                         h = neg;
 209                         p = -p;
 210                 }
 211                 int deg = (int) Math.floor(p);
 212                 double min = (p - Math.floor(p)) * 60.0;
 213                 return String.format("%d° %9.6f\" %s", deg, min, h);
 214         }
 215
 216         @Override
 217         public void onCreate(Bundle savedInstanceState) {
 218                 super.onCreate(savedInstanceState);
 219                 if(D) Log.e(TAG, "+++ ON CREATE +++");
 220
 221                 // Get local Bluetooth adapter
 222                 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
 223
 224                 // If the adapter is null, then Bluetooth is not supported
 225                 if (mBluetoothAdapter == null) {
 226                         Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
 227                         finish();
 228                         return;
 229                 }
 230
 231                 // Set up the window layout
 232                 requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
 233                 //setContentView(R.layout.main);
 234                 setContentView(R.layout.altosdroid);
 235                 getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
 236
 237                 // Set up the custom title
 238                 mTitle = (TextView) findViewById(R.id.title_left_text);
 239                 mTitle.setText(R.string.app_name);
 240                 mTitle = (TextView) findViewById(R.id.title_right_text);
 241
 242                 // Set up the temporary Text View
 243                 mTextView = (TextView) findViewById(R.id.text);
 244                 mTextView.setMovementMethod(new ScrollingMovementMethod());
 245                 mTextView.setClickable(false);
 246                 mTextView.setLongClickable(false);
 247
 248                 mCallsignView  = (TextView) findViewById(R.id.callsign_value);
 249                 mRSSIView      = (TextView) findViewById(R.id.rssi_value);
 250                 mSerialView    = (TextView) findViewById(R.id.serial_value);
 251                 mFlightView    = (TextView) findViewById(R.id.flight_value);
 252                 mStateView     = (TextView) findViewById(R.id.state_value);
 253                 mSpeedView     = (TextView) findViewById(R.id.speed_value);
 254                 mAccelView     = (TextView) findViewById(R.id.accel_value);
 255                 mRangeView     = (TextView) findViewById(R.id.range_value);
 256                 mHeightView    = (TextView) findViewById(R.id.height_value);
 257                 mElevationView = (TextView) findViewById(R.id.elevation_value);
 258                 mBearingView   = (TextView) findViewById(R.id.bearing_value);
 259                 mLatitudeView  = (TextView) findViewById(R.id.latitude_value);
 260                 mLongitudeView = (TextView) findViewById(R.id.longitude_value);
 261
 262                 mAltosVoice = new AltosVoice(this);
 263         }
 264
 265         @Override
 266         public void onStart() {
 267                 super.onStart();
 268                 if(D) Log.e(TAG, "++ ON START ++");
 269
 270                 if (!mBluetoothAdapter.isEnabled()) {
 271                         Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
 272                         startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
 273                 }
 274
 275                 // Start Telemetry Service
 276                 startService(new Intent(AltosDroid.this, TelemetryService.class));
 277
 278                 doBindService();
 279         }
 280
 281         @Override
 282         public synchronized void onResume() {
 283                 super.onResume();
 284                 if(D) Log.e(TAG, "+ ON RESUME +");
 285         }
 286
 287         @Override
 288         public synchronized void onPause() {
 289                 super.onPause();
 290                 if(D) Log.e(TAG, "- ON PAUSE -");
 291         }
 292
 293         @Override
 294         public void onStop() {
 295                 super.onStop();
 296                 if(D) Log.e(TAG, "-- ON STOP --");
 297
 298                 doUnbindService();
 299         }
 300
 301         @Override
 302         public void onDestroy() {
 303                 super.onDestroy();
 304                 if(D) Log.e(TAG, "--- ON DESTROY ---");
 305
 306                 mAltosVoice.stop();
 307         }
 308
 309
 310
 311
 312         public void onActivityResult(int requestCode, int resultCode, Intent data) {
 313                 if(D) Log.d(TAG, "onActivityResult " + resultCode);
 314                 switch (requestCode) {
 315                 case REQUEST_CONNECT_DEVICE:
 316                         // When DeviceListActivity returns with a device to connect to
 317                         if (resultCode == Activity.RESULT_OK) {
 318                                 connectDevice(data);
 319                         }
 320                         break;
 321                 case REQUEST_ENABLE_BT:
 322                         // When the request to enable Bluetooth returns
 323                         if (resultCode == Activity.RESULT_OK) {
 324                                 // Bluetooth is now enabled, so set up a chat session
 325                                 //setupChat();
 326                         } else {
 327                                 // User did not enable Bluetooth or an error occured
 328                                 Log.e(TAG, "BT not enabled");
 329                                 stopService(new Intent(AltosDroid.this, TelemetryService.class));
 330                                 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
 331                                 finish();
 332                         }
 333                         break;
 334                 }
 335         }
 336
 337         private void connectDevice(Intent data) {
 338                 // Get the device MAC address
 339                 String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
 340                 // Get the BLuetoothDevice object
 341                 BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
 342                 // Attempt to connect to the device
 343                 try {
 344                         if (D) Log.d(TAG, "Connecting to " + device.getName());
 345                         mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, device));
 346                 } catch (RemoteException e) {
 347                 }
 348         }
 349
 350         @Override
 351         public boolean onCreateOptionsMenu(Menu menu) {
 352                 MenuInflater inflater = getMenuInflater();
 353                 inflater.inflate(R.menu.option_menu, menu);
 354                 return true;
 355         }
 356
 357         void setFrequency(double freq) {
 358                 try {
 359                         mService.send(Message.obtain(null, TelemetryService.MSG_SETFREQUENCY, freq));
 360                 } catch (RemoteException e) {
 361                 }
 362         }
 363
 364         void setFrequency(String freq) {
 365                 try {
 366                         setFrequency (Double.parseDouble(freq));
 367                 } catch (NumberFormatException e) {
 368                 }
 369         }
 370
 371         @Override
 372         public boolean onOptionsItemSelected(MenuItem item) {
 373                 Intent serverIntent = null;
 374                 switch (item.getItemId()) {
 375                 case R.id.connect_scan:
 376                         // Launch the DeviceListActivity to see devices and do scan
 377                         serverIntent = new Intent(this, DeviceListActivity.class);
 378                         startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
 379                         return true;
 380                 case R.id.select_freq:
 381                         // Set the TBT radio frequency
 382
 383                         final String[] frequencies = {
 384                                 "434.550",
 385                                 "434.650",
 386                                 "434.750",
 387                                 "434.850",
 388                                 "434.950",
 389                                 "435.050",
 390                                 "435.150",
 391                                 "435.250",
 392                                 "435.350",
 393                                 "435.450"
 394                         };
 395
 396                         AlertDialog.Builder builder = new AlertDialog.Builder(this);
 397                         builder.setTitle("Pick a frequency");
 398                         builder.setItems(frequencies,
 399                                          new DialogInterface.OnClickListener() {
 400                                                  public void onClick(DialogInterface dialog, int item) {
 401                                                          setFrequency(frequencies[item]);
 402                                                  }
 403                                          });
 404                         AlertDialog alert = builder.create();
 405                         alert.show();
 406                         return true;
 407                 }
 408                 return false;
 409         }
 410
 411 }