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   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.text.*;
  22 import java.util.*;
  23 import java.io.*;
  24
  25 import android.app.Activity;
  26 import android.app.PendingIntent;
  27 import android.bluetooth.BluetoothAdapter;
  28 import android.bluetooth.BluetoothDevice;
  29 import android.content.Intent;
  30 import android.content.Context;
  31 import android.content.ComponentName;
  32 import android.content.ServiceConnection;
  33 import android.content.DialogInterface;
  34 import android.os.IBinder;
  35 import android.os.Bundle;
  36 import android.os.Handler;
  37 import android.os.Message;
  38 import android.os.Messenger;
  39 import android.os.RemoteException;
  40 import android.content.res.Resources;
  41 import android.support.v4.app.FragmentActivity;
  42 import android.support.v4.app.FragmentManager;
  43 import android.util.DisplayMetrics;
  44 import android.view.*;
  45 import android.widget.*;
  46 import android.app.AlertDialog;
  47 import android.location.Location;
  48 import android.hardware.usb.*;
  49 import android.graphics.*;
  50 import android.graphics.drawable.*;
  51
  52 import org.altusmetrum.altoslib_7.*;
  53
  54 public class AltosDroid extends FragmentActivity implements AltosUnitsListener {
  55
  56         // Actions sent to the telemetry server at startup time
  57
  58         public static final String ACTION_BLUETOOTH = "org.altusmetrum.AltosDroid.BLUETOOTH";
  59         public static final String ACTION_USB = "org.altusmetrum.AltosDroid.USB";
  60
  61         // Message types received by our Handler
  62
  63         public static final int MSG_STATE           = 1;
  64         public static final int MSG_UPDATE_AGE      = 2;
  65
  66         // Intent request codes
  67         public static final int REQUEST_CONNECT_DEVICE = 1;
  68         public static final int REQUEST_ENABLE_BT      = 2;
  69         public static final int REQUEST_PRELOAD_MAPS   = 3;
  70         public static final int REQUEST_MAP_TYPE       = 4;
  71
  72         public int map_type = AltosMap.maptype_hybrid;
  73
  74         public static FragmentManager   fm;
  75
  76         private BluetoothAdapter mBluetoothAdapter = null;
  77
  78         // Flight state values
  79         private TextView mCallsignView;
  80         private TextView mRSSIView;
  81         private TextView mSerialView;
  82         private TextView mFlightView;
  83         private RelativeLayout mStateLayout;
  84         private TextView mStateView;
  85         private TextView mAgeView;
  86         private boolean  mAgeViewOld;
  87         private int mAgeNewColor;
  88         private int mAgeOldColor;
  89
  90         // field to display the version at the bottom of the screen
  91         private TextView mVersion;
  92
  93         private double frequency;
  94         private int telemetry_rate;
  95
  96         // Tabs
  97         TabHost         mTabHost;
  98         AltosViewPager  mViewPager;
  99         TabsAdapter     mTabsAdapter;
 100         ArrayList<AltosDroidTab> mTabs = new ArrayList<AltosDroidTab>();
 101         int             tabHeight;
 102
 103         // Timer and Saved flight state for Age calculation
 104         private Timer timer;
 105         AltosState saved_state;
 106         TelemetryState  telemetry_state;
 107         Integer[]       serials;
 108
 109         UsbDevice       pending_usb_device;
 110         boolean         start_with_usb;
 111
 112         // Service
 113         private boolean mIsBound   = false;
 114         private Messenger mService = null;
 115         final Messenger mMessenger = new Messenger(new IncomingHandler(this));
 116
 117         // Text to Speech
 118         private AltosVoice mAltosVoice = null;
 119
 120         // The Handler that gets information back from the Telemetry Service
 121         static class IncomingHandler extends Handler {
 122                 private final WeakReference<AltosDroid> mAltosDroid;
 123                 IncomingHandler(AltosDroid ad) { mAltosDroid = new WeakReference<AltosDroid>(ad); }
 124
 125                 @Override
 126                 public void handleMessage(Message msg) {
 127                         AltosDroid ad = mAltosDroid.get();
 128
 129                         switch (msg.what) {
 130                         case MSG_STATE:
 131                                 AltosDebug.debug("MSG_STATE");
 132                                 if (msg.obj == null) {
 133                                         AltosDebug.debug("telemetry_state null!");
 134                                         return;
 135                                 }
 136                                 ad.update_state((TelemetryState) msg.obj);
 137                                 break;
 138                         case MSG_UPDATE_AGE:
 139                                 AltosDebug.debug("MSG_UPDATE_AGE");
 140                                 ad.update_age();
 141                                 break;
 142                         }
 143                 }
 144         };
 145
 146
 147         private ServiceConnection mConnection = new ServiceConnection() {
 148                 public void onServiceConnected(ComponentName className, IBinder service) {
 149                         mService = new Messenger(service);
 150                         try {
 151                                 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
 152                                 msg.replyTo = mMessenger;
 153                                 mService.send(msg);
 154                         } catch (RemoteException e) {
 155                                 // In this case the service has crashed before we could even do anything with it
 156                         }
 157                         if (pending_usb_device != null) {
 158                                 try {
 159                                         mService.send(Message.obtain(null, TelemetryService.MSG_OPEN_USB, pending_usb_device));
 160                                         pending_usb_device = null;
 161                                 } catch (RemoteException e) {
 162                                 }
 163                         }
 164                 }
 165
 166                 public void onServiceDisconnected(ComponentName className) {
 167                         // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
 168                         mService = null;
 169                 }
 170         };
 171
 172         void doBindService() {
 173                 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
 174                 mIsBound = true;
 175         }
 176
 177         void doUnbindService() {
 178                 if (mIsBound) {
 179                         // If we have received the service, and hence registered with it, then now is the time to unregister.
 180                         if (mService != null) {
 181                                 try {
 182                                         Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
 183                                         msg.replyTo = mMessenger;
 184                                         mService.send(msg);
 185                                 } catch (RemoteException e) {
 186                                         // There is nothing special we need to do if the service has crashed.
 187                                 }
 188                         }
 189                         // Detach our existing connection.
 190                         unbindService(mConnection);
 191                         mIsBound = false;
 192                 }
 193         }
 194
 195         public void registerTab(AltosDroidTab mTab) {
 196                 mTabs.add(mTab);
 197         }
 198
 199         public void unregisterTab(AltosDroidTab mTab) {
 200                 mTabs.remove(mTab);
 201         }
 202
 203         public void units_changed(boolean imperial_units) {
 204                 for (AltosDroidTab mTab : mTabs)
 205                         mTab.units_changed(imperial_units);
 206         }
 207
 208         void update_title(TelemetryState telemetry_state) {
 209                 switch (telemetry_state.connect) {
 210                 case TelemetryState.CONNECT_CONNECTED:
 211                         if (telemetry_state.config != null) {
 212                                 String str = String.format("S/N %d %6.3f MHz", telemetry_state.config.serial,
 213                                                            telemetry_state.frequency);
 214                                 if (telemetry_state.telemetry_rate != AltosLib.ao_telemetry_rate_38400)
 215                                         str = str.concat(String.format(" %d bps",
 216                                                                        AltosLib.ao_telemetry_rate_values[telemetry_state.telemetry_rate]));
 217                                 setTitle(str);
 218                         } else {
 219                                 setTitle(R.string.title_connected_to);
 220                         }
 221                         break;
 222                 case TelemetryState.CONNECT_CONNECTING:
 223                         if (telemetry_state.address != null)
 224                                 setTitle(String.format("Connecting to %s...", telemetry_state.address.name));
 225                         else
 226                                 setTitle("Connecting to something...");
 227                         break;
 228                 case TelemetryState.CONNECT_DISCONNECTED:
 229                 case TelemetryState.CONNECT_NONE:
 230                         setTitle(R.string.title_not_connected);
 231                         break;
 232                 }
 233         }
 234
 235         void start_timer() {
 236                 if (timer == null) {
 237                         timer = new Timer();
 238                         timer.scheduleAtFixedRate(new TimerTask(){ public void run() {onTimerTick();}}, 1000L, 1000L);
 239                 }
 240         }
 241
 242         void stop_timer() {
 243                 if (timer != null) {
 244                         timer.cancel();
 245                         timer.purge();
 246                         timer = null;
 247                 }
 248         }
 249
 250         int     selected_serial = 0;
 251         int     current_serial;
 252         long    switch_time;
 253
 254         void set_switch_time() {
 255                 switch_time = System.currentTimeMillis();
 256                 selected_serial = 0;
 257         }
 258
 259         boolean registered_units_listener;
 260
 261         void update_state(TelemetryState new_telemetry_state) {
 262
 263                 if (new_telemetry_state != null)
 264                         telemetry_state = new_telemetry_state;
 265
 266                 if (selected_serial != 0)
 267                         current_serial = selected_serial;
 268
 269                 if (current_serial == 0)
 270                         current_serial = telemetry_state.latest_serial;
 271
 272                 if (!registered_units_listener) {
 273                         registered_units_listener = true;
 274                         AltosPreferences.register_units_listener(this);
 275                 }
 276
 277                 serials = telemetry_state.states.keySet().toArray(new Integer[0]);
 278                 Arrays.sort(serials);
 279
 280                 update_title(telemetry_state);
 281
 282                 AltosState      state = null;
 283                 boolean         aged = true;
 284
 285                 if (telemetry_state.states.containsKey(current_serial)) {
 286                         state = telemetry_state.states.get(current_serial);
 287                         int age = state_age(state);
 288                         if (age < 20)
 289                                 aged = false;
 290                         if (current_serial == selected_serial)
 291                                 aged = false;
 292                         else if (switch_time != 0 && (switch_time - state.received_time) > 0)
 293                                 aged = true;
 294                 }
 295
 296                 if (aged) {
 297                         AltosState      newest_state = null;
 298                         int             newest_age = 0;
 299
 300                         for (int serial : telemetry_state.states.keySet()) {
 301                                 AltosState      existing = telemetry_state.states.get(serial);
 302                                 int             existing_age = state_age(existing);
 303
 304                                 if (newest_state == null || existing_age < newest_age) {
 305                                         newest_state = existing;
 306                                         newest_age = existing_age;
 307                                 }
 308                         }
 309
 310                         if (newest_state != null)
 311                                 state = newest_state;
 312                 }
 313
 314                 update_ui(telemetry_state, state, telemetry_state.location);
 315
 316                 start_timer();
 317         }
 318
 319         boolean same_string(String a, String b) {
 320                 if (a == null) {
 321                         if (b == null)
 322                                 return true;
 323                         return false;
 324                 } else {
 325                         if (b == null)
 326                                 return false;
 327                         return a.equals(b);
 328                 }
 329         }
 330
 331
 332         private int blend_component(int a, int b, double r, int shift, int mask) {
 333                 return ((int) (((a >> shift) & mask) * r + ((b >> shift) & mask) * (1 - r)) & mask) << shift;
 334         }
 335         private int blend_color(int a, int b, double r) {
 336                 return (blend_component(a, b, r, 0, 0xff) |
 337                         blend_component(a, b, r, 8, 0xff) |
 338                         blend_component(a, b, r, 16, 0xff) |
 339                         blend_component(a, b, r, 24, 0xff));
 340         }
 341
 342         int state_age(AltosState state) {
 343                 return (int) ((System.currentTimeMillis() - state.received_time + 500) / 1000);
 344         }
 345
 346         void set_screen_on(int age) {
 347                 if (age < 60)
 348                         getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 349                 else
 350                         getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 351         }
 352
 353         void update_age() {
 354                 if (saved_state != null) {
 355                         int age = state_age(saved_state);
 356
 357                         double age_scale = age / 100.0;
 358
 359                         if (age_scale > 1.0)
 360                                 age_scale = 1.0;
 361
 362                         mAgeView.setTextColor(blend_color(mAgeOldColor, mAgeNewColor, age_scale));
 363
 364                         set_screen_on(age);
 365
 366                         String  text;
 367                         if (age < 60)
 368                                 text = String.format("%ds", age);
 369                         else if (age < 60 * 60)
 370                                 text = String.format("%dm", age / 60);
 371                         else if (age < 60 * 60 * 24)
 372                                 text = String.format("%dh", age / (60 * 60));
 373                         else
 374                                 text = String.format("%dd", age / (24 * 60 * 60));
 375                         mAgeView.setText(text);
 376                 }
 377         }
 378
 379         void update_ui(TelemetryState telem_state, AltosState state, Location location) {
 380
 381                 int prev_state = AltosLib.ao_flight_invalid;
 382
 383                 AltosGreatCircle from_receiver = null;
 384
 385                 if (saved_state != null)
 386                         prev_state = saved_state.state;
 387
 388                 if (state != null) {
 389                         set_screen_on(state_age(state));
 390
 391                         if (state.state == AltosLib.ao_flight_stateless) {
 392                                 boolean prev_locked = false;
 393                                 boolean locked = false;
 394
 395                                 if(state.gps != null)
 396                                         locked = state.gps.locked;
 397                                 if (saved_state != null && saved_state.gps != null)
 398                                         prev_locked = saved_state.gps.locked;
 399                                 if (prev_locked != locked) {
 400                                         String currentTab = mTabHost.getCurrentTabTag();
 401                                         if (locked) {
 402                                                 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("descent");
 403                                         } else {
 404                                                 if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("pad");
 405                                         }
 406                                 }
 407                         } else {
 408                                 if (prev_state != state.state) {
 409                                         String currentTab = mTabHost.getCurrentTabTag();
 410                                         switch (state.state) {
 411                                         case AltosLib.ao_flight_boost:
 412                                                 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("ascent");
 413                                                 break;
 414                                         case AltosLib.ao_flight_drogue:
 415                                                 if (currentTab.equals("ascent")) mTabHost.setCurrentTabByTag("descent");
 416                                                 break;
 417                                         case AltosLib.ao_flight_landed:
 418                                                 if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("landed");
 419                                                 break;
 420                                         case AltosLib.ao_flight_stateless:
 421                                                 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("descent");
 422                                                 break;
 423                                         }
 424                                 }
 425                         }
 426
 427                         if (location != null && state.gps != null && state.gps.locked) {
 428                                 double altitude = 0;
 429                                 if (location.hasAltitude())
 430                                         altitude = location.getAltitude();
 431                                 from_receiver = new AltosGreatCircle(location.getLatitude(),
 432                                                                      location.getLongitude(),
 433                                                                      altitude,
 434                                                                      state.gps.lat,
 435                                                                      state.gps.lon,
 436                                                                      state.gps.alt);
 437                         }
 438
 439                         if (saved_state == null || !same_string(saved_state.callsign, state.callsign)) {
 440                                 mCallsignView.setText(state.callsign);
 441                         }
 442                         if (saved_state == null || state.serial != saved_state.serial) {
 443                                 mSerialView.setText(String.format("%d", state.serial));
 444                         }
 445                         if (saved_state == null || state.flight != saved_state.flight) {
 446                                 if (state.flight == AltosLib.MISSING)
 447                                         mFlightView.setText("");
 448                                 else
 449                                         mFlightView.setText(String.format("%d", state.flight));
 450                         }
 451                         if (saved_state == null || state.state != saved_state.state) {
 452                                 if (state.state == AltosLib.ao_flight_stateless) {
 453                                         mStateLayout.setVisibility(View.GONE);
 454                                 } else {
 455                                         mStateView.setText(state.state_name());
 456                                         mStateLayout.setVisibility(View.VISIBLE);
 457                                 }
 458                         }
 459                         if (saved_state == null || state.rssi != saved_state.rssi) {
 460                                 mRSSIView.setText(String.format("%d", state.rssi));
 461                         }
 462                 }
 463
 464                 for (AltosDroidTab mTab : mTabs)
 465                         mTab.update_ui(telem_state, state, from_receiver, location, mTab == mTabsAdapter.currentItem());
 466
 467                 if (state != null && mAltosVoice != null)
 468                         mAltosVoice.tell(state, from_receiver);
 469
 470                 saved_state = state;
 471         }
 472
 473         private void onTimerTick() {
 474                 try {
 475                         mMessenger.send(Message.obtain(null, MSG_UPDATE_AGE));
 476                 } catch (RemoteException e) {
 477                 }
 478         }
 479
 480         static String pos(double p, String pos, String neg) {
 481                 String  h = pos;
 482                 if (p == AltosLib.MISSING)
 483                         return "";
 484                 if (p < 0) {
 485                         h = neg;
 486                         p = -p;
 487                 }
 488                 int deg = (int) Math.floor(p);
 489                 double min = (p - Math.floor(p)) * 60.0;
 490                 return String.format("%d°%9.4f\" %s", deg, min, h);
 491         }
 492
 493         static String number(String format, double value) {
 494                 if (value == AltosLib.MISSING)
 495                         return "";
 496                 return String.format(format, value);
 497         }
 498
 499         static String integer(String format, int value) {
 500                 if (value == AltosLib.MISSING)
 501                         return "";
 502                 return String.format(format, value);
 503         }
 504
 505         private View create_tab_view(String label) {
 506                 LayoutInflater inflater = (LayoutInflater) this.getLayoutInflater();
 507                 View tab_view = inflater.inflate(R.layout.tab_layout, null);
 508                 TextView text_view = (TextView) tab_view.findViewById (R.id.tabLabel);
 509                 text_view.setText(label);
 510                 return tab_view;
 511         }
 512
 513         public void set_map_source(int source) {
 514                 for (AltosDroidTab mTab : mTabs)
 515                         mTab.set_map_source(source);
 516         }
 517
 518         @Override
 519         public void onCreate(Bundle savedInstanceState) {
 520                 super.onCreate(savedInstanceState);
 521                 AltosDebug.init(this);
 522                 AltosDebug.debug("+++ ON CREATE +++");
 523
 524                 // Initialise preferences
 525                 AltosDroidPreferences.init(this);
 526
 527                 fm = getSupportFragmentManager();
 528
 529                 // Set up the window layout
 530                 setContentView(R.layout.altosdroid);
 531
 532                 // Create the Tabs and ViewPager
 533                 mTabHost = (TabHost)findViewById(android.R.id.tabhost);
 534                 mTabHost.setup();
 535
 536                 mViewPager = (AltosViewPager)findViewById(R.id.pager);
 537                 mViewPager.setOffscreenPageLimit(4);
 538
 539                 mTabsAdapter = new TabsAdapter(this, mTabHost, mViewPager);
 540
 541                 mTabsAdapter.addTab(mTabHost.newTabSpec("pad").setIndicator(create_tab_view("Pad")), TabPad.class, null);
 542                 mTabsAdapter.addTab(mTabHost.newTabSpec("ascent").setIndicator(create_tab_view("Ascent")), TabAscent.class, null);
 543                 mTabsAdapter.addTab(mTabHost.newTabSpec("descent").setIndicator(create_tab_view("Descent")), TabDescent.class, null);
 544                 mTabsAdapter.addTab(mTabHost.newTabSpec("landed").setIndicator(create_tab_view("Landed")), TabLanded.class, null);
 545                 mTabsAdapter.addTab(mTabHost.newTabSpec("map").setIndicator(create_tab_view("Map")), TabMap.class, null);
 546
 547                 // Display the Version
 548                 mVersion = (TextView) findViewById(R.id.version);
 549                 mVersion.setText("Version: " + BuildInfo.version +
 550                                  "  Built: " + BuildInfo.builddate + " " + BuildInfo.buildtime + " " + BuildInfo.buildtz +
 551                                  "  (" + BuildInfo.branch + "-" + BuildInfo.commitnum + "-" + BuildInfo.commithash + ")");
 552
 553                 mCallsignView  = (TextView) findViewById(R.id.callsign_value);
 554                 mRSSIView      = (TextView) findViewById(R.id.rssi_value);
 555                 mSerialView    = (TextView) findViewById(R.id.serial_value);
 556                 mFlightView    = (TextView) findViewById(R.id.flight_value);
 557                 mStateLayout   = (RelativeLayout) findViewById(R.id.state_container);
 558                 mStateView     = (TextView) findViewById(R.id.state_value);
 559                 mAgeView       = (TextView) findViewById(R.id.age_value);
 560                 mAgeNewColor   = mAgeView.getTextColors().getDefaultColor();
 561                 mAgeOldColor   = getResources().getColor(R.color.old_color);
 562         }
 563
 564         private boolean ensureBluetooth() {
 565                 // Get local Bluetooth adapter
 566                 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
 567
 568                 // If the adapter is null, then Bluetooth is not supported
 569                 if (mBluetoothAdapter == null) {
 570                         Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
 571                         return false;
 572                 }
 573
 574                 if (!mBluetoothAdapter.isEnabled()) {
 575                         Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
 576                         startActivityForResult(enableIntent, AltosDroid.REQUEST_ENABLE_BT);
 577                 }
 578
 579                 return true;
 580         }
 581
 582         private boolean check_usb() {
 583                 UsbDevice       device = AltosUsb.find_device(this, AltosLib.product_basestation);
 584
 585                 if (device != null) {
 586                         Intent          i = new Intent(this, AltosDroid.class);
 587                         PendingIntent   pi = PendingIntent.getActivity(this, 0, new Intent("hello world", null, this, AltosDroid.class), 0);
 588
 589                         if (AltosUsb.request_permission(this, device, pi)) {
 590                                 connectUsb(device);
 591                         }
 592                         start_with_usb = true;
 593                         return true;
 594                 }
 595
 596                 start_with_usb = false;
 597
 598                 return false;
 599         }
 600
 601         private void noticeIntent(Intent intent) {
 602
 603                 /* Ok, this is pretty convenient.
 604                  *
 605                  * When a USB device is plugged in, and our 'hotplug'
 606                  * intent registration fires, we get an Intent with
 607                  * EXTRA_DEVICE set.
 608                  *
 609                  * When we start up and see a usb device and request
 610                  * permission to access it, that queues a
 611                  * PendingIntent, which has the EXTRA_DEVICE added in,
 612                  * along with the EXTRA_PERMISSION_GRANTED field as
 613                  * well.
 614                  *
 615                  * So, in both cases, we get the device name using the
 616                  * same call. We check to see if access was granted,
 617                  * in which case we ignore the device field and do our
 618                  * usual startup thing.
 619                  */
 620
 621                 UsbDevice device = (UsbDevice) intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
 622                 boolean granted = intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, true);
 623
 624                 AltosDebug.debug("intent %s device %s granted %s", intent, device, granted);
 625
 626                 if (!granted)
 627                         device = null;
 628
 629                 if (device != null) {
 630                         AltosDebug.debug("intent has usb device " + device.toString());
 631                         connectUsb(device);
 632                 } else {
 633
 634                         /* 'granted' is only false if this intent came
 635                          * from the request_permission call and
 636                          * permission was denied. In which case, we
 637                          * don't want to loop forever...
 638                          */
 639                         if (granted) {
 640                                 AltosDebug.debug("check for a USB device at startup");
 641                                 if (check_usb())
 642                                         return;
 643                         }
 644                         AltosDebug.debug("Starting by looking for bluetooth devices");
 645                         if (ensureBluetooth())
 646                                 return;
 647                         finish();
 648                 }
 649         }
 650
 651         @Override
 652         public void onStart() {
 653                 super.onStart();
 654                 AltosDebug.debug("++ ON START ++");
 655
 656                 noticeIntent(getIntent());
 657
 658                 // Start Telemetry Service
 659                 String  action = start_with_usb ? ACTION_USB : ACTION_BLUETOOTH;
 660
 661                 startService(new Intent(action, null, AltosDroid.this, TelemetryService.class));
 662
 663                 doBindService();
 664
 665                 if (mAltosVoice == null)
 666                         mAltosVoice = new AltosVoice(this);
 667
 668         }
 669
 670         @Override
 671         public void onNewIntent(Intent intent) {
 672                 super.onNewIntent(intent);
 673                 AltosDebug.debug("onNewIntent");
 674                 noticeIntent(intent);
 675         }
 676
 677         @Override
 678         public void onResume() {
 679                 super.onResume();
 680                 AltosDebug.debug("+ ON RESUME +");
 681         }
 682
 683         @Override
 684         public void onPause() {
 685                 super.onPause();
 686                 AltosDebug.debug("- ON PAUSE -");
 687         }
 688
 689         @Override
 690         public void onStop() {
 691                 super.onStop();
 692                 AltosDebug.debug("-- ON STOP --");
 693
 694                 doUnbindService();
 695                 if (mAltosVoice != null) {
 696                         mAltosVoice.stop();
 697                         mAltosVoice = null;
 698                 }
 699         }
 700
 701         @Override
 702         public void onDestroy() {
 703                 super.onDestroy();
 704                 AltosDebug.debug("--- ON DESTROY ---");
 705
 706                 if (mAltosVoice != null) mAltosVoice.stop();
 707                 stop_timer();
 708         }
 709
 710         protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 711                 AltosDebug.debug("onActivityResult " + resultCode);
 712                 switch (requestCode) {
 713                 case REQUEST_CONNECT_DEVICE:
 714                         // When DeviceListActivity returns with a device to connect to
 715                         if (resultCode == Activity.RESULT_OK) {
 716                                 connectDevice(data);
 717                         }
 718                         break;
 719                 case REQUEST_ENABLE_BT:
 720                         // When the request to enable Bluetooth returns
 721                         if (resultCode == Activity.RESULT_OK) {
 722                                 // Bluetooth is now enabled, so set up a chat session
 723                                 //setupChat();
 724                         } else {
 725                                 // User did not enable Bluetooth or an error occured
 726                                 AltosDebug.error("BT not enabled");
 727                                 stopService(new Intent(AltosDroid.this, TelemetryService.class));
 728                                 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
 729                                 finish();
 730                         }
 731                         break;
 732                 case REQUEST_MAP_TYPE:
 733                         if (resultCode == Activity.RESULT_OK)
 734                                 set_map_type(data);
 735                         break;
 736                 }
 737         }
 738
 739         private void connectUsb(UsbDevice device) {
 740                 if (mService == null)
 741                         pending_usb_device = device;
 742                 else {
 743                         // Attempt to connect to the device
 744                         try {
 745                                 mService.send(Message.obtain(null, TelemetryService.MSG_OPEN_USB, device));
 746                                 AltosDebug.debug("Sent OPEN_USB message");
 747                         } catch (RemoteException e) {
 748                                 AltosDebug.debug("connect device message failed");
 749                         }
 750                 }
 751         }
 752
 753         private void connectDevice(Intent data) {
 754                 // Attempt to connect to the device
 755                 try {
 756                         String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
 757                         String name = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_NAME);
 758
 759                         AltosDebug.debug("Connecting to " + address + " " + name);
 760                         DeviceAddress   a = new DeviceAddress(address, name);
 761                         mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, a));
 762                         AltosDebug.debug("Sent connecting message");
 763                 } catch (RemoteException e) {
 764                         AltosDebug.debug("connect device message failed");
 765                 }
 766         }
 767
 768         private void disconnectDevice() {
 769                 try {
 770                         mService.send(Message.obtain(null, TelemetryService.MSG_DISCONNECT, null));
 771                 } catch (RemoteException e) {
 772                 }
 773         }
 774
 775         private void set_map_type(Intent data) {
 776                 int type = data.getIntExtra(MapTypeActivity.EXTRA_MAP_TYPE, -1);
 777
 778                 AltosDebug.debug("intent set_map_type %d\n", type);
 779                 if (type != -1) {
 780                         map_type = type;
 781                         for (AltosDroidTab mTab : mTabs)
 782                                 mTab.set_map_type(map_type);
 783                 }
 784         }
 785
 786         @Override
 787         public boolean onCreateOptionsMenu(Menu menu) {
 788                 MenuInflater inflater = getMenuInflater();
 789                 inflater.inflate(R.menu.option_menu, menu);
 790                 return true;
 791         }
 792
 793         void setFrequency(double freq) {
 794                 try {
 795                         mService.send(Message.obtain(null, TelemetryService.MSG_SETFREQUENCY, freq));
 796                         set_switch_time();
 797                 } catch (RemoteException e) {
 798                 }
 799         }
 800
 801         void setFrequency(String freq) {
 802                 try {
 803                         setFrequency (AltosParse.parse_double_net(freq.substring(11, 17)));
 804                 } catch (ParseException e) {
 805                 }
 806         }
 807
 808         void setBaud(int baud) {
 809                 try {
 810                         mService.send(Message.obtain(null, TelemetryService.MSG_SETBAUD, baud));
 811                         set_switch_time();
 812                 } catch (RemoteException e) {
 813                 }
 814         }
 815
 816         void setBaud(String baud) {
 817                 try {
 818                         int     value = Integer.parseInt(baud);
 819                         int     rate = AltosLib.ao_telemetry_rate_38400;
 820                         switch (value) {
 821                         case 2400:
 822                                 rate = AltosLib.ao_telemetry_rate_2400;
 823                                 break;
 824                         case 9600:
 825                                 rate = AltosLib.ao_telemetry_rate_9600;
 826                                 break;
 827                         case 38400:
 828                                 rate = AltosLib.ao_telemetry_rate_38400;
 829                                 break;
 830                         }
 831                         setBaud(rate);
 832                 } catch (NumberFormatException e) {
 833                 }
 834         }
 835
 836         void select_tracker(int serial) {
 837                 int i;
 838
 839                 AltosDebug.debug("select tracker %d\n", serial);
 840
 841                 if (serial == selected_serial) {
 842                         AltosDebug.debug("%d already selected\n", serial);
 843                         return;
 844                 }
 845
 846                 if (serial != 0) {
 847                         for (i = 0; i < serials.length; i++)
 848                                 if (serials[i] == serial)
 849                                         break;
 850
 851                         if (i == serials.length) {
 852                                 AltosDebug.debug("attempt to select unknown tracker %d\n", serial);
 853                                 return;
 854                         }
 855                 }
 856
 857                 current_serial = selected_serial = serial;
 858                 update_state(null);
 859         }
 860
 861         void delete_track(int serial) {
 862                 try {
 863                         mService.send(Message.obtain(null, TelemetryService.MSG_DELETE_SERIAL, (Integer) serial));
 864                 } catch (Exception ex) {
 865                 }
 866         }
 867
 868         @Override
 869         public boolean onOptionsItemSelected(MenuItem item) {
 870                 Intent serverIntent = null;
 871                 switch (item.getItemId()) {
 872                 case R.id.connect_scan:
 873                         if (ensureBluetooth()) {
 874                                 // Launch the DeviceListActivity to see devices and do scan
 875                                 serverIntent = new Intent(this, DeviceListActivity.class);
 876                                 startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
 877                         }
 878                         return true;
 879                 case R.id.disconnect:
 880                         /* Disconnect the device
 881                          */
 882                         disconnectDevice();
 883                         return true;
 884                 case R.id.quit:
 885                         AltosDebug.debug("R.id.quit");
 886                         disconnectDevice();
 887                         finish();
 888                         return true;
 889                 case R.id.select_freq:
 890                         // Set the TBT radio frequency
 891
 892                         final String[] frequencies = {
 893                                 "Channel 0 (434.550MHz)",
 894                                 "Channel 1 (434.650MHz)",
 895                                 "Channel 2 (434.750MHz)",
 896                                 "Channel 3 (434.850MHz)",
 897                                 "Channel 4 (434.950MHz)",
 898                                 "Channel 5 (435.050MHz)",
 899                                 "Channel 6 (435.150MHz)",
 900                                 "Channel 7 (435.250MHz)",
 901                                 "Channel 8 (435.350MHz)",
 902                                 "Channel 9 (435.450MHz)"
 903                         };
 904
 905                         AlertDialog.Builder builder_freq = new AlertDialog.Builder(this);
 906                         builder_freq.setTitle("Pick a frequency");
 907                         builder_freq.setItems(frequencies,
 908                                          new DialogInterface.OnClickListener() {
 909                                                  public void onClick(DialogInterface dialog, int item) {
 910                                                          setFrequency(frequencies[item]);
 911                                                  }
 912                                          });
 913                         AlertDialog alert_freq = builder_freq.create();
 914                         alert_freq.show();
 915                         return true;
 916                 case R.id.select_rate:
 917                         // Set the TBT baud rate
 918
 919                         final String[] rates = {
 920                                 "38400",
 921                                 "9600",
 922                                 "2400",
 923                         };
 924
 925                         AlertDialog.Builder builder_rate = new AlertDialog.Builder(this);
 926                         builder_rate.setTitle("Pick a baud rate");
 927                         builder_rate.setItems(rates,
 928                                          new DialogInterface.OnClickListener() {
 929                                                  public void onClick(DialogInterface dialog, int item) {
 930                                                          setBaud(rates[item]);
 931                                                  }
 932                                          });
 933                         AlertDialog alert_rate = builder_rate.create();
 934                         alert_rate.show();
 935                         return true;
 936                 case R.id.change_units:
 937                         boolean imperial = AltosPreferences.imperial_units();
 938                         AltosPreferences.set_imperial_units(!imperial);
 939                         return true;
 940                 case R.id.preload_maps:
 941                         serverIntent = new Intent(this, PreloadMapActivity.class);
 942                         startActivityForResult(serverIntent, REQUEST_PRELOAD_MAPS);
 943                         return true;
 944                 case R.id.map_type:
 945                         serverIntent = new Intent(this, MapTypeActivity.class);
 946                         startActivityForResult(serverIntent, REQUEST_MAP_TYPE);
 947                         return true;
 948                 case R.id.map_source:
 949                         int source = AltosDroidPreferences.map_source();
 950                         int new_source = source == AltosDroidPreferences.MAP_SOURCE_ONLINE ? AltosDroidPreferences.MAP_SOURCE_OFFLINE : AltosDroidPreferences.MAP_SOURCE_ONLINE;
 951                         AltosDroidPreferences.set_map_source(new_source);
 952                         set_map_source(new_source);
 953                         return true;
 954                 case R.id.select_tracker:
 955                         if (serials != null) {
 956                                 String[] trackers = new String[serials.length+1];
 957                                 trackers[0] = "Auto";
 958                                 for (int i = 0; i < serials.length; i++)
 959                                         trackers[i+1] = String.format("%d", serials[i]);
 960                                 AlertDialog.Builder builder_serial = new AlertDialog.Builder(this);
 961                                 builder_serial.setTitle("Select a tracker");
 962                                 builder_serial.setItems(trackers,
 963                                                         new DialogInterface.OnClickListener() {
 964                                                                 public void onClick(DialogInterface dialog, int item) {
 965                                                                         if (item == 0)
 966                                                                                 select_tracker(0);
 967                                                                         else
 968                                                                                 select_tracker(serials[item-1]);
 969                                                                 }
 970                                                         });
 971                                 AlertDialog alert_serial = builder_serial.create();
 972                                 alert_serial.show();
 973
 974                         }
 975                         return true;
 976                 case R.id.delete_track:
 977                         if (serials != null) {
 978                                 String[] trackers = new String[serials.length];
 979                                 for (int i = 0; i < serials.length; i++)
 980                                         trackers[i] = String.format("%d", serials[i]);
 981                                 AlertDialog.Builder builder_serial = new AlertDialog.Builder(this);
 982                                 builder_serial.setTitle("Delete a track");
 983                                 builder_serial.setItems(trackers,
 984                                                         new DialogInterface.OnClickListener() {
 985                                                                 public void onClick(DialogInterface dialog, int item) {
 986                                                                         delete_track(serials[item]);
 987                                                                 }
 988                                                         });
 989                                 AlertDialog alert_serial = builder_serial.create();
 990                                 alert_serial.show();
 991
 992                         }
 993                         return true;
 994                 }
 995                 return false;
 996         }
 997 }