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

   1 /*
   2  * Copyright © 2012-2013 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 import java.util.ArrayList;
  22 import java.util.Timer;
  23 import java.util.TimerTask;
  24
  25 import android.app.Activity;
  26 import android.bluetooth.BluetoothAdapter;
  27 import android.bluetooth.BluetoothDevice;
  28 import android.content.Intent;
  29 import android.content.Context;
  30 import android.content.ComponentName;
  31 import android.content.ServiceConnection;
  32 import android.content.DialogInterface;
  33 import android.os.IBinder;
  34 import android.os.Bundle;
  35 import android.os.Handler;
  36 import android.os.Message;
  37 import android.os.Messenger;
  38 import android.os.RemoteException;
  39 import android.support.v4.app.FragmentActivity;
  40 import android.support.v4.app.FragmentManager;
  41 import android.util.DisplayMetrics;
  42 import android.util.Log;
  43 import android.view.Menu;
  44 import android.view.MenuInflater;
  45 import android.view.MenuItem;
  46 import android.view.Window;
  47 import android.widget.TabHost;
  48 import android.widget.TextView;
  49 import android.widget.Toast;
  50 import android.app.AlertDialog;
  51 import android.location.Location;
  52
  53 import org.altusmetrum.altoslib_5.*;
  54
  55 public class AltosDroid extends FragmentActivity {
  56         // Debugging
  57         static final String TAG = "AltosDroid";
  58         static final boolean D = true;
  59
  60         // Message types received by our Handler
  61         public static final int MSG_STATE_CHANGE    = 1;
  62         public static final int MSG_TELEMETRY       = 2;
  63         public static final int MSG_UPDATE_AGE      = 3;
  64         public static final int MSG_LOCATION        = 4;
  65         public static final int MSG_CRC_ERROR       = 5;
  66
  67         // Intent request codes
  68         private static final int REQUEST_CONNECT_DEVICE = 1;
  69         private static final int REQUEST_ENABLE_BT      = 2;
  70
  71         public static FragmentManager   fm;
  72
  73         // Layout Views
  74         private TextView mTitle;
  75
  76         // Flight state values
  77         private TextView mCallsignView;
  78         private TextView mRSSIView;
  79         private TextView mSerialView;
  80         private TextView mFlightView;
  81         private TextView mStateView;
  82         private TextView mAgeView;
  83
  84         // field to display the version at the bottom of the screen
  85         private TextView mVersion;
  86
  87         // Tabs
  88         TabHost         mTabHost;
  89         AltosViewPager  mViewPager;
  90         TabsAdapter     mTabsAdapter;
  91         ArrayList<AltosDroidTab> mTabs = new ArrayList<AltosDroidTab>();
  92         int             tabHeight;
  93
  94         // Timer and Saved flight state for Age calculation
  95         private Timer timer = new Timer();
  96         AltosState saved_state;
  97         Location saved_location;
  98
  99         // Service
 100         private boolean mIsBound   = false;
 101         private Messenger mService = null;
 102         final Messenger mMessenger = new Messenger(new IncomingHandler(this));
 103
 104         // TeleBT Config data
 105         private AltosConfigData mConfigData = null;
 106         // Local Bluetooth adapter
 107         private BluetoothAdapter mBluetoothAdapter = null;
 108
 109         // Text to Speech
 110         private AltosVoice mAltosVoice = null;
 111
 112         // The Handler that gets information back from the Telemetry Service
 113         static class IncomingHandler extends Handler {
 114                 private final WeakReference<AltosDroid> mAltosDroid;
 115                 IncomingHandler(AltosDroid ad) { mAltosDroid = new WeakReference<AltosDroid>(ad); }
 116
 117                 @Override
 118                 public void handleMessage(Message msg) {
 119                         AltosDroid ad = mAltosDroid.get();
 120                         switch (msg.what) {
 121                         case MSG_STATE_CHANGE:
 122                                 if(D) Log.d(TAG, "MSG_STATE_CHANGE: " + msg.arg1);
 123                                 switch (msg.arg1) {
 124                                 case TelemetryService.STATE_CONNECTED:
 125                                         ad.mConfigData = (AltosConfigData) msg.obj;
 126                                         String str = String.format(" %s S/N: %d", ad.mConfigData.product, ad.mConfigData.serial);
 127                                         ad.mTitle.setText(R.string.title_connected_to);
 128                                         ad.mTitle.append(str);
 129                                         Toast.makeText(ad.getApplicationContext(), "Connected to " + str, Toast.LENGTH_SHORT).show();
 130                                         break;
 131                                 case TelemetryService.STATE_CONNECTING:
 132                                         ad.mTitle.setText(R.string.title_connecting);
 133                                         break;
 134                                 case TelemetryService.STATE_READY:
 135                                 case TelemetryService.STATE_NONE:
 136                                         ad.mConfigData = null;
 137                                         ad.mTitle.setText(R.string.title_not_connected);
 138                                         break;
 139                                 }
 140                                 break;
 141                         case MSG_TELEMETRY:
 142                                 ad.update_ui((AltosState) msg.obj);
 143                                 break;
 144                         case MSG_LOCATION:
 145                                 ad.set_location((Location) msg.obj);
 146                                 break;
 147                         case MSG_CRC_ERROR:
 148                                 break;
 149                         case MSG_UPDATE_AGE:
 150                                 if (ad.saved_state != null) {
 151                                         ad.mAgeView.setText(String.format("%d", (System.currentTimeMillis() - ad.saved_state.received_time + 500) / 1000));
 152                                 }
 153                                 break;
 154                         }
 155                 }
 156         };
 157
 158
 159         private ServiceConnection mConnection = new ServiceConnection() {
 160                 public void onServiceConnected(ComponentName className, IBinder service) {
 161                         mService = new Messenger(service);
 162                         try {
 163                                 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
 164                                 msg.replyTo = mMessenger;
 165                                 mService.send(msg);
 166                         } catch (RemoteException e) {
 167                                 // In this case the service has crashed before we could even do anything with it
 168                         }
 169                 }
 170
 171                 public void onServiceDisconnected(ComponentName className) {
 172                         // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
 173                         mService = null;
 174                 }
 175         };
 176
 177         void doBindService() {
 178                 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
 179                 mIsBound = true;
 180         }
 181
 182         void doUnbindService() {
 183                 if (mIsBound) {
 184                         // If we have received the service, and hence registered with it, then now is the time to unregister.
 185                         if (mService != null) {
 186                                 try {
 187                                         Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
 188                                         msg.replyTo = mMessenger;
 189                                         mService.send(msg);
 190                                 } catch (RemoteException e) {
 191                                         // There is nothing special we need to do if the service has crashed.
 192                                 }
 193                         }
 194                         // Detach our existing connection.
 195                         unbindService(mConnection);
 196                         mIsBound = false;
 197                 }
 198         }
 199
 200         public void registerTab(AltosDroidTab mTab) {
 201                 mTabs.add(mTab);
 202         }
 203
 204         public void unregisterTab(AltosDroidTab mTab) {
 205                 mTabs.remove(mTab);
 206         }
 207
 208         void set_location(Location location) {
 209                 saved_location = location;
 210                 Log.d(TAG, "set_location");
 211                 update_ui(saved_state);
 212         }
 213
 214         boolean same_string(String a, String b) {
 215                 if (a == null) {
 216                         if (b == null)
 217                                 return true;
 218                         return false;
 219                 } else {
 220                         if (b == null)
 221                                 return false;
 222                         return a.equals(b);
 223                 }
 224         }
 225
 226         void update_ui(AltosState state) {
 227
 228                 Log.d(TAG, "update_ui");
 229                 if (state != null && saved_state != null) {
 230                         if (saved_state.state != state.state) {
 231                                 String currentTab = mTabHost.getCurrentTabTag();
 232                                 Log.d(TAG, "switch state");
 233                                 switch (state.state) {
 234                                 case AltosLib.ao_flight_boost:
 235                                         if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("ascent");
 236                                         break;
 237                                 case AltosLib.ao_flight_drogue:
 238                                         if (currentTab.equals("ascent")) mTabHost.setCurrentTabByTag("descent");
 239                                         break;
 240                                 case AltosLib.ao_flight_landed:
 241                                         if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("landed");
 242                                         break;
 243                                 }
 244                         }
 245                 }
 246
 247                 AltosGreatCircle from_receiver = null;
 248
 249                 if (state != null && saved_location != null && state.gps != null && state.gps.locked) {
 250                         double altitude = 0;
 251                         if (saved_location.hasAltitude())
 252                                 altitude = saved_location.getAltitude();
 253                         from_receiver = new AltosGreatCircle(saved_location.getLatitude(),
 254                                                              saved_location.getLongitude(),
 255                                                              altitude,
 256                                                              state.gps.lat,
 257                                                              state.gps.lon,
 258                                                              state.gps.alt);
 259                 }
 260
 261                 if (state != null) {
 262                         if (saved_state == null || !same_string(saved_state.callsign, state.callsign)) {
 263                                 Log.d(TAG, "update callsign");
 264                                 mCallsignView.setText(state.callsign);
 265                         }
 266                         if (saved_state == null || state.serial != saved_state.serial) {
 267                                 Log.d(TAG, "update serial");
 268                                 mSerialView.setText(String.format("%d", state.serial));
 269                         }
 270                         if (saved_state == null || state.flight != saved_state.flight) {
 271                                 Log.d(TAG, "update flight");
 272                                 mFlightView.setText(String.format("%d", state.flight));
 273                         }
 274                         if (saved_state == null || state.state != saved_state.state) {
 275                                 Log.d(TAG, "update state");
 276                                 mStateView.setText(state.state_name());
 277                         }
 278                         if (saved_state == null || state.rssi != saved_state.rssi) {
 279                                 Log.d(TAG, "update rssi");
 280                                 mRSSIView.setText(String.format("%d", state.rssi));
 281                         }
 282                 }
 283
 284                 for (AltosDroidTab mTab : mTabs)
 285                         mTab.update_ui(state, from_receiver, saved_location, mTab == mTabsAdapter.currentItem());
 286
 287                 if (state != null)
 288                         mAltosVoice.tell(state);
 289
 290                 saved_state = state;
 291         }
 292
 293         private void onTimerTick() {
 294                 try {
 295                         mMessenger.send(Message.obtain(null, MSG_UPDATE_AGE));
 296                 } catch (RemoteException e) {
 297                 }
 298         }
 299
 300         static String pos(double p, String pos, String neg) {
 301                 String  h = pos;
 302                 if (p == AltosLib.MISSING)
 303                         return "";
 304                 if (p < 0) {
 305                         h = neg;
 306                         p = -p;
 307                 }
 308                 int deg = (int) Math.floor(p);
 309                 double min = (p - Math.floor(p)) * 60.0;
 310                 return String.format("%d°%9.4f\" %s", deg, min, h);
 311         }
 312
 313         static String number(String format, double value) {
 314                 if (value == AltosLib.MISSING)
 315                         return "";
 316                 return String.format(format, value);
 317         }
 318
 319         static String integer(String format, int value) {
 320                 if (value == AltosLib.MISSING)
 321                         return "";
 322                 return String.format(format, value);
 323         }
 324
 325         @Override
 326         public void onCreate(Bundle savedInstanceState) {
 327                 super.onCreate(savedInstanceState);
 328                 if(D) Log.e(TAG, "+++ ON CREATE +++");
 329
 330                 fm = getSupportFragmentManager();
 331
 332                 // Get local Bluetooth adapter
 333                 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
 334
 335                 // If the adapter is null, then Bluetooth is not supported
 336                 if (mBluetoothAdapter == null) {
 337                         Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
 338                         finish();
 339                         return;
 340                 }
 341
 342                 // Initialise preferences
 343                 AltosDroidPreferences.init(this);
 344
 345                 // Set up the window layout
 346                 requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
 347                 setContentView(R.layout.altosdroid);
 348                 getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
 349
 350                 // Create the Tabs and ViewPager
 351                 mTabHost = (TabHost)findViewById(android.R.id.tabhost);
 352                 mTabHost.setup();
 353
 354                 mViewPager = (AltosViewPager)findViewById(R.id.pager);
 355                 mViewPager.setOffscreenPageLimit(4);
 356
 357                 mTabsAdapter = new TabsAdapter(this, mTabHost, mViewPager);
 358
 359                 mTabsAdapter.addTab(mTabHost.newTabSpec("pad").setIndicator("Pad"), TabPad.class, null);
 360                 mTabsAdapter.addTab(mTabHost.newTabSpec("ascent").setIndicator("Ascent"), TabAscent.class, null);
 361                 mTabsAdapter.addTab(mTabHost.newTabSpec("descent").setIndicator("Descent"), TabDescent.class, null);
 362                 mTabsAdapter.addTab(mTabHost.newTabSpec("landed").setIndicator("Landed"), TabLanded.class, null);
 363                 mTabsAdapter.addTab(mTabHost.newTabSpec("map").setIndicator("Map"), TabMap.class, null);
 364
 365
 366                 // Scale the size of the Tab bar for different screen densities
 367                 // This probably won't be needed when we start supporting ICS+ tabs.
 368                 DisplayMetrics metrics = new DisplayMetrics();
 369                 getWindowManager().getDefaultDisplay().getMetrics(metrics);
 370                 int density = metrics.densityDpi;
 371
 372                 if (density==DisplayMetrics.DENSITY_XHIGH)
 373                         tabHeight = 65;
 374                 else if (density==DisplayMetrics.DENSITY_HIGH)
 375                         tabHeight = 45;
 376                 else if (density==DisplayMetrics.DENSITY_MEDIUM)
 377                         tabHeight = 35;
 378                 else if (density==DisplayMetrics.DENSITY_LOW)
 379                         tabHeight = 25;
 380                 else
 381                         tabHeight = 65;
 382
 383                 for (int i = 0; i < 5; i++)
 384                         mTabHost.getTabWidget().getChildAt(i).getLayoutParams().height = tabHeight;
 385
 386
 387                 // Set up the custom title
 388                 mTitle = (TextView) findViewById(R.id.title_left_text);
 389                 mTitle.setText(R.string.app_name);
 390                 mTitle = (TextView) findViewById(R.id.title_right_text);
 391
 392                 // Display the Version
 393                 mVersion = (TextView) findViewById(R.id.version);
 394                 mVersion.setText("Version: " + BuildInfo.version +
 395                                  "  Built: " + BuildInfo.builddate + " " + BuildInfo.buildtime + " " + BuildInfo.buildtz +
 396                                  "  (" + BuildInfo.branch + "-" + BuildInfo.commitnum + "-" + BuildInfo.commithash + ")");
 397
 398                 mCallsignView  = (TextView) findViewById(R.id.callsign_value);
 399                 mRSSIView      = (TextView) findViewById(R.id.rssi_value);
 400                 mSerialView    = (TextView) findViewById(R.id.serial_value);
 401                 mFlightView    = (TextView) findViewById(R.id.flight_value);
 402                 mStateView     = (TextView) findViewById(R.id.state_value);
 403                 mAgeView       = (TextView) findViewById(R.id.age_value);
 404
 405                 timer.scheduleAtFixedRate(new TimerTask(){ public void run() {onTimerTick();}}, 1000L, 100L);
 406
 407                 mAltosVoice = new AltosVoice(this);
 408         }
 409
 410         @Override
 411         public void onStart() {
 412                 super.onStart();
 413                 if(D) Log.e(TAG, "++ ON START ++");
 414
 415                 if (!mBluetoothAdapter.isEnabled()) {
 416                         Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
 417                         startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
 418                 }
 419
 420                 // Start Telemetry Service
 421                 startService(new Intent(AltosDroid.this, TelemetryService.class));
 422
 423                 doBindService();
 424         }
 425
 426         @Override
 427         public synchronized void onResume() {
 428                 super.onResume();
 429                 if(D) Log.e(TAG, "+ ON RESUME +");
 430         }
 431
 432         @Override
 433         public synchronized void onPause() {
 434                 super.onPause();
 435                 if(D) Log.e(TAG, "- ON PAUSE -");
 436         }
 437
 438         @Override
 439         public void onStop() {
 440                 super.onStop();
 441                 if(D) Log.e(TAG, "-- ON STOP --");
 442
 443                 doUnbindService();
 444         }
 445
 446         @Override
 447         public void onDestroy() {
 448                 super.onDestroy();
 449                 if(D) Log.e(TAG, "--- ON DESTROY ---");
 450
 451                 if (mAltosVoice != null) mAltosVoice.stop();
 452         }
 453
 454         public void onActivityResult(int requestCode, int resultCode, Intent data) {
 455                 if(D) Log.d(TAG, "onActivityResult " + resultCode);
 456                 switch (requestCode) {
 457                 case REQUEST_CONNECT_DEVICE:
 458                         // When DeviceListActivity returns with a device to connect to
 459                         if (resultCode == Activity.RESULT_OK) {
 460                                 connectDevice(data);
 461                         }
 462                         break;
 463                 case REQUEST_ENABLE_BT:
 464                         // When the request to enable Bluetooth returns
 465                         if (resultCode == Activity.RESULT_OK) {
 466                                 // Bluetooth is now enabled, so set up a chat session
 467                                 //setupChat();
 468                         } else {
 469                                 // User did not enable Bluetooth or an error occured
 470                                 Log.e(TAG, "BT not enabled");
 471                                 stopService(new Intent(AltosDroid.this, TelemetryService.class));
 472                                 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
 473                                 finish();
 474                         }
 475                         break;
 476                 }
 477         }
 478
 479         private void connectDevice(String address) {
 480                 // Get the BLuetoothDevice object
 481                 BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
 482                 // Attempt to connect to the device
 483                 try {
 484                         if (D) Log.d(TAG, "Connecting to " + device.getName());
 485                         mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, device));
 486                 } catch (RemoteException e) {
 487                 }
 488         }
 489
 490         private void connectDevice(Intent data) {
 491                 // Get the device MAC address
 492                 String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
 493                 connectDevice(address);
 494         }
 495
 496         @Override
 497         public boolean onCreateOptionsMenu(Menu menu) {
 498                 MenuInflater inflater = getMenuInflater();
 499                 inflater.inflate(R.menu.option_menu, menu);
 500                 return true;
 501         }
 502
 503         void setFrequency(double freq) {
 504                 try {
 505                         mService.send(Message.obtain(null, TelemetryService.MSG_SETFREQUENCY, freq));
 506                 } catch (RemoteException e) {
 507                 }
 508         }
 509
 510         void setFrequency(String freq) {
 511                 try {
 512                         setFrequency (Double.parseDouble(freq.substring(11, 17)));
 513                 } catch (NumberFormatException e) {
 514                 }
 515         }
 516
 517         void setBaud(int baud) {
 518                 try {
 519                         mService.send(Message.obtain(null, TelemetryService.MSG_SETBAUD, baud));
 520                 } catch (RemoteException e) {
 521                 }
 522         }
 523
 524         void setBaud(String baud) {
 525                 try {
 526                         int     value = Integer.parseInt(baud);
 527                         int     rate = AltosLib.ao_telemetry_rate_38400;
 528                         switch (value) {
 529                         case 2400:
 530                                 rate = AltosLib.ao_telemetry_rate_2400;
 531                                 break;
 532                         case 9600:
 533                                 rate = AltosLib.ao_telemetry_rate_9600;
 534                                 break;
 535                         case 38400:
 536                                 rate = AltosLib.ao_telemetry_rate_38400;
 537                                 break;
 538                         }
 539                         setBaud(rate);
 540                 } catch (NumberFormatException e) {
 541                 }
 542         }
 543
 544         @Override
 545         public boolean onOptionsItemSelected(MenuItem item) {
 546                 Intent serverIntent = null;
 547                 switch (item.getItemId()) {
 548                 case R.id.connect_scan:
 549                         // Launch the DeviceListActivity to see devices and do scan
 550                         serverIntent = new Intent(this, DeviceListActivity.class);
 551                         startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
 552                         return true;
 553                 case R.id.select_freq:
 554                         // Set the TBT radio frequency
 555
 556                         final String[] frequencies = {
 557                                 "Channel 0 (434.550MHz)",
 558                                 "Channel 1 (434.650MHz)",
 559                                 "Channel 2 (434.750MHz)",
 560                                 "Channel 3 (434.850MHz)",
 561                                 "Channel 4 (434.950MHz)",
 562                                 "Channel 5 (435.050MHz)",
 563                                 "Channel 6 (435.150MHz)",
 564                                 "Channel 7 (435.250MHz)",
 565                                 "Channel 8 (435.350MHz)",
 566                                 "Channel 9 (435.450MHz)"
 567                         };
 568
 569                         AlertDialog.Builder builder_freq = new AlertDialog.Builder(this);
 570                         builder_freq.setTitle("Pick a frequency");
 571                         builder_freq.setItems(frequencies,
 572                                          new DialogInterface.OnClickListener() {
 573                                                  public void onClick(DialogInterface dialog, int item) {
 574                                                          setFrequency(frequencies[item]);
 575                                                  }
 576                                          });
 577                         AlertDialog alert_freq = builder_freq.create();
 578                         alert_freq.show();
 579                         return true;
 580                 case R.id.select_rate:
 581                         // Set the TBT baud rate
 582
 583                         final String[] rates = {
 584                                 "38400",
 585                                 "9600",
 586                                 "2400",
 587                         };
 588
 589                         AlertDialog.Builder builder_rate = new AlertDialog.Builder(this);
 590                         builder_rate.setTitle("Pick a baud rate");
 591                         builder_rate.setItems(rates,
 592                                          new DialogInterface.OnClickListener() {
 593                                                  public void onClick(DialogInterface dialog, int item) {
 594                                                          setBaud(rates[item]);
 595                                                  }
 596                                          });
 597                         AlertDialog alert_rate = builder_rate.create();
 598                         alert_rate.show();
 599                         return true;
 600                 }
 601                 return false;
 602         }
 603
 604 }