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_1.*;
  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         private TextView mVersion;
  85
  86         // Service
  87         private boolean mIsBound   = false;
  88         private Messenger mService = null;
  89         final Messenger mMessenger = new Messenger(new IncomingHandler(this));
  90
  91         // Preferences
  92         private AltosDroidPreferences prefs = null;
  93
  94         // TeleBT Config data
  95         private AltosConfigData mConfigData = null;
  96         // Local Bluetooth adapter
  97         private BluetoothAdapter mBluetoothAdapter = null;
  98
  99         // Text to Speech
 100         private AltosVoice mAltosVoice = null;
 101
 102         // The Handler that gets information back from the Telemetry Service
 103         static class IncomingHandler extends Handler {
 104                 private final WeakReference<AltosDroid> mAltosDroid;
 105                 IncomingHandler(AltosDroid ad) { mAltosDroid = new WeakReference<AltosDroid>(ad); }
 106
 107                 @Override
 108                 public void handleMessage(Message msg) {
 109                         AltosDroid ad = mAltosDroid.get();
 110                         switch (msg.what) {
 111                         case MSG_STATE_CHANGE:
 112                                 if(D) Log.d(TAG, "MSG_STATE_CHANGE: " + msg.arg1);
 113                                 switch (msg.arg1) {
 114                                 case TelemetryService.STATE_CONNECTED:
 115                                         ad.mConfigData = (AltosConfigData) msg.obj;
 116                                         String str = String.format(" %s S/N: %d", ad.mConfigData.product, ad.mConfigData.serial);
 117                                         ad.mTitle.setText(R.string.title_connected_to);
 118                                         ad.mTitle.append(str);
 119                                         Toast.makeText(ad.getApplicationContext(), "Connected to " + str, Toast.LENGTH_SHORT).show();
 120                                         ad.mAltosVoice.speak("Connected");
 121                                         //TEST!
 122                                         //ad.mTextView.setText(Dumper.dump(ad.mConfigData));
 123                                         break;
 124                                 case TelemetryService.STATE_CONNECTING:
 125                                         ad.mTitle.setText(R.string.title_connecting);
 126                                         break;
 127                                 case TelemetryService.STATE_READY:
 128                                 case TelemetryService.STATE_NONE:
 129                                         ad.mConfigData = null;
 130                                         ad.mTitle.setText(R.string.title_not_connected);
 131                                         ad.mTextView.setText("");
 132                                         break;
 133                                 }
 134                                 break;
 135                         case MSG_TELEMETRY:
 136                                 ad.update_ui((AltosState) msg.obj);
 137                                 // TEST!
 138                                 //ad.mTextView.setText(Dumper.dump(msg.obj));
 139                                 break;
 140                         }
 141                 }
 142         };
 143
 144
 145         private ServiceConnection mConnection = new ServiceConnection() {
 146                 public void onServiceConnected(ComponentName className, IBinder service) {
 147                         mService = new Messenger(service);
 148                         try {
 149                                 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
 150                                 msg.replyTo = mMessenger;
 151                                 mService.send(msg);
 152                         } catch (RemoteException e) {
 153                                 // In this case the service has crashed before we could even do anything with it
 154                         }
 155                 }
 156
 157                 public void onServiceDisconnected(ComponentName className) {
 158                         // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
 159                         mService = null;
 160                 }
 161         };
 162
 163
 164         void doBindService() {
 165                 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
 166                 mIsBound = true;
 167         }
 168
 169         void doUnbindService() {
 170                 if (mIsBound) {
 171                         // If we have received the service, and hence registered with it, then now is the time to unregister.
 172                         if (mService != null) {
 173                                 try {
 174                                         Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
 175                                         msg.replyTo = mMessenger;
 176                                         mService.send(msg);
 177                                 } catch (RemoteException e) {
 178                                         // There is nothing special we need to do if the service has crashed.
 179                                 }
 180                         }
 181                         // Detach our existing connection.
 182                         unbindService(mConnection);
 183                         mIsBound = false;
 184                 }
 185         }
 186
 187         void update_ui(AltosState state) {
 188                 mCallsignView.setText(state.data.callsign);
 189                 mRSSIView.setText(String.format("%d", state.data.rssi));
 190                 mSerialView.setText(String.format("%d", state.data.serial));
 191                 mFlightView.setText(String.format("%d", state.data.flight));
 192                 mStateView.setText(state.data.state());
 193                 mSpeedView.setText(String.format("%6.0f m/s", state.speed()));
 194                 mAccelView.setText(String.format("%6.0f m/s²", state.acceleration));
 195                 mRangeView.setText(String.format("%6.0f m", state.range));
 196                 mHeightView.setText(String.format("%6.0f m", state.height));
 197                 mElevationView.setText(String.format("%3.0f°", state.elevation));
 198                 if (state.from_pad != null)
 199                         mBearingView.setText(String.format("%3.0f°", state.from_pad.bearing));
 200                 mLatitudeView.setText(pos(state.gps.lat, "N", "S"));
 201                 mLongitudeView.setText(pos(state.gps.lon, "W", "E"));
 202
 203                 mAltosVoice.tell(state);
 204         }
 205
 206         String pos(double p, String pos, String neg) {
 207                 String  h = pos;
 208                 if (p < 0) {
 209                         h = neg;
 210                         p = -p;
 211                 }
 212                 int deg = (int) Math.floor(p);
 213                 double min = (p - Math.floor(p)) * 60.0;
 214                 return String.format("%d° %9.6f\" %s", deg, min, h);
 215         }
 216
 217         @Override
 218         public void onCreate(Bundle savedInstanceState) {
 219                 super.onCreate(savedInstanceState);
 220                 if(D) Log.e(TAG, "+++ ON CREATE +++");
 221
 222                 // Get local Bluetooth adapter
 223                 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
 224
 225                 // If the adapter is null, then Bluetooth is not supported
 226                 if (mBluetoothAdapter == null) {
 227                         Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
 228                         finish();
 229                         return;
 230                 }
 231
 232                 // Initialise preferences
 233                 prefs = new AltosDroidPreferences(this);
 234                 AltosPreferences.init(prefs);
 235
 236                 // Set up the window layout
 237                 requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
 238                 //setContentView(R.layout.main);
 239                 setContentView(R.layout.altosdroid);
 240                 getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
 241
 242                 // Set up the custom title
 243                 mTitle = (TextView) findViewById(R.id.title_left_text);
 244                 mTitle.setText(R.string.app_name);
 245                 mTitle = (TextView) findViewById(R.id.title_right_text);
 246
 247                 // Set up the temporary Text View
 248                 mTextView = (TextView) findViewById(R.id.text);
 249                 mTextView.setMovementMethod(new ScrollingMovementMethod());
 250                 mTextView.setClickable(false);
 251                 mTextView.setLongClickable(false);
 252
 253                 mVersion = (TextView) findViewById(R.id.version);
 254                 mVersion.setText("Version: " + BuildInfo.version +
 255                                  "  Built: " + BuildInfo.builddate + " " + BuildInfo.buildtime + " " + BuildInfo.buildtz +
 256                                  "  (" + BuildInfo.branch + "-" + BuildInfo.commitnum + "-" + BuildInfo.commithash + ")");
 257
 258                 mCallsignView  = (TextView) findViewById(R.id.callsign_value);
 259                 mRSSIView      = (TextView) findViewById(R.id.rssi_value);
 260                 mSerialView    = (TextView) findViewById(R.id.serial_value);
 261                 mFlightView    = (TextView) findViewById(R.id.flight_value);
 262                 mStateView     = (TextView) findViewById(R.id.state_value);
 263                 mSpeedView     = (TextView) findViewById(R.id.speed_value);
 264                 mAccelView     = (TextView) findViewById(R.id.accel_value);
 265                 mRangeView     = (TextView) findViewById(R.id.range_value);
 266                 mHeightView    = (TextView) findViewById(R.id.height_value);
 267                 mElevationView = (TextView) findViewById(R.id.elevation_value);
 268                 mBearingView   = (TextView) findViewById(R.id.bearing_value);
 269                 mLatitudeView  = (TextView) findViewById(R.id.latitude_value);
 270                 mLongitudeView = (TextView) findViewById(R.id.longitude_value);
 271
 272                 mAltosVoice = new AltosVoice(this);
 273         }
 274
 275         @Override
 276         public void onStart() {
 277                 super.onStart();
 278                 if(D) Log.e(TAG, "++ ON START ++");
 279
 280                 if (!mBluetoothAdapter.isEnabled()) {
 281                         Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
 282                         startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
 283                 }
 284
 285                 // Start Telemetry Service
 286                 startService(new Intent(AltosDroid.this, TelemetryService.class));
 287
 288                 doBindService();
 289         }
 290
 291         @Override
 292         public synchronized void onResume() {
 293                 super.onResume();
 294                 if(D) Log.e(TAG, "+ ON RESUME +");
 295         }
 296
 297         @Override
 298         public synchronized void onPause() {
 299                 super.onPause();
 300                 if(D) Log.e(TAG, "- ON PAUSE -");
 301         }
 302
 303         @Override
 304         public void onStop() {
 305                 super.onStop();
 306                 if(D) Log.e(TAG, "-- ON STOP --");
 307
 308                 doUnbindService();
 309         }
 310
 311         @Override
 312         public void onDestroy() {
 313                 super.onDestroy();
 314                 if(D) Log.e(TAG, "--- ON DESTROY ---");
 315
 316                 mAltosVoice.stop();
 317         }
 318
 319
 320
 321
 322         public void onActivityResult(int requestCode, int resultCode, Intent data) {
 323                 if(D) Log.d(TAG, "onActivityResult " + resultCode);
 324                 switch (requestCode) {
 325                 case REQUEST_CONNECT_DEVICE:
 326                         // When DeviceListActivity returns with a device to connect to
 327                         if (resultCode == Activity.RESULT_OK) {
 328                                 connectDevice(data);
 329                         }
 330                         break;
 331                 case REQUEST_ENABLE_BT:
 332                         // When the request to enable Bluetooth returns
 333                         if (resultCode == Activity.RESULT_OK) {
 334                                 // Bluetooth is now enabled, so set up a chat session
 335                                 //setupChat();
 336                         } else {
 337                                 // User did not enable Bluetooth or an error occured
 338                                 Log.e(TAG, "BT not enabled");
 339                                 stopService(new Intent(AltosDroid.this, TelemetryService.class));
 340                                 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
 341                                 finish();
 342                         }
 343                         break;
 344                 }
 345         }
 346
 347         private void connectDevice(Intent data) {
 348                 // Get the device MAC address
 349                 String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
 350                 // Get the BLuetoothDevice object
 351                 BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
 352                 // Attempt to connect to the device
 353                 try {
 354                         if (D) Log.d(TAG, "Connecting to " + device.getName());
 355                         mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, device));
 356                 } catch (RemoteException e) {
 357                 }
 358         }
 359
 360         @Override
 361         public boolean onCreateOptionsMenu(Menu menu) {
 362                 MenuInflater inflater = getMenuInflater();
 363                 inflater.inflate(R.menu.option_menu, menu);
 364                 return true;
 365         }
 366
 367         void setFrequency(double freq) {
 368                 try {
 369                         mService.send(Message.obtain(null, TelemetryService.MSG_SETFREQUENCY, freq));
 370                 } catch (RemoteException e) {
 371                 }
 372         }
 373
 374         void setFrequency(String freq) {
 375                 try {
 376                         setFrequency (Double.parseDouble(freq.substring(11, 17)));
 377                 } catch (NumberFormatException e) {
 378                 }
 379         }
 380
 381         @Override
 382         public boolean onOptionsItemSelected(MenuItem item) {
 383                 Intent serverIntent = null;
 384                 switch (item.getItemId()) {
 385                 case R.id.connect_scan:
 386                         // Launch the DeviceListActivity to see devices and do scan
 387                         serverIntent = new Intent(this, DeviceListActivity.class);
 388                         startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
 389                         return true;
 390                 case R.id.select_freq:
 391                         // Set the TBT radio frequency
 392
 393                         final String[] frequencies = {
 394                                 "Channel 0 (434.550MHz)",
 395                                 "Channel 1 (434.650MHz)",
 396                                 "Channel 2 (434.750MHz)",
 397                                 "Channel 3 (434.850MHz)",
 398                                 "Channel 4 (434.950MHz)",
 399                                 "Channel 5 (435.050MHz)",
 400                                 "Channel 6 (435.150MHz)",
 401                                 "Channel 7 (435.250MHz)",
 402                                 "Channel 8 (435.350MHz)",
 403                                 "Channel 9 (435.450MHz)"
 404                         };
 405
 406                         AlertDialog.Builder builder = new AlertDialog.Builder(this);
 407                         builder.setTitle("Pick a frequency");
 408                         builder.setItems(frequencies,
 409                                          new DialogInterface.OnClickListener() {
 410                                                  public void onClick(DialogInterface dialog, int item) {
 411                                                          setFrequency(frequencies[item]);
 412                                                  }
 413                                          });
 414                         AlertDialog alert = builder.create();
 415                         alert.show();
 416                         return true;
 417                 }
 418                 return false;
 419         }
 420
 421 }