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.util.DisplayMetrics;
  41 import android.util.Log;
  42 import android.view.Menu;
  43 import android.view.MenuInflater;
  44 import android.view.MenuItem;
  45 import android.view.Window;
  46 import android.widget.TabHost;
  47 import android.widget.TextView;
  48 import android.widget.Toast;
  49 import android.app.AlertDialog;
  50 import android.location.Location;
  51
  52 import org.altusmetrum.altoslib_2.*;
  53
  54 public class AltosDroid extends FragmentActivity {
  55         // Debugging
  56         private static final String TAG = "AltosDroid";
  57         private static final boolean D = true;
  58
  59         // Message types received by our Handler
  60         public static final int MSG_STATE_CHANGE    = 1;
  61         public static final int MSG_TELEMETRY       = 2;
  62         public static final int MSG_UPDATE_AGE      = 3;
  63         public static final int MSG_LOCATION        = 4;
  64         public static final int MSG_CRC_ERROR       = 5;
  65
  66         // Intent request codes
  67         private static final int REQUEST_CONNECT_DEVICE = 1;
  68         private static final int REQUEST_ENABLE_BT      = 2;
  69
  70         // Layout Views
  71         private TextView mTitle;
  72
  73         // Flight state values
  74         private TextView mCallsignView;
  75         private TextView mRSSIView;
  76         private TextView mSerialView;
  77         private TextView mFlightView;
  78         private TextView mStateView;
  79         private TextView mAgeView;
  80
  81         // field to display the version at the bottom of the screen
  82         private TextView mVersion;
  83
  84         // Tabs
  85         TabHost         mTabHost;
  86         AltosViewPager  mViewPager;
  87         TabsAdapter     mTabsAdapter;
  88         ArrayList<AltosDroidTab> mTabs = new ArrayList<AltosDroidTab>();
  89         int             tabHeight;
  90
  91         // Timer and Saved flight state for Age calculation
  92         private Timer timer = new Timer();
  93         AltosState saved_state;
  94         Location saved_location;
  95
  96         // Service
  97         private boolean mIsBound   = false;
  98         private Messenger mService = null;
  99         final Messenger mMessenger = new Messenger(new IncomingHandler(this));
 100
 101         // Preferences
 102         private AltosDroidPreferences prefs = null;
 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                         case MSG_UPDATE_AGE:
 149                                 if (ad.saved_state != null) {
 150                                         ad.mAgeView.setText(String.format("%d", (System.currentTimeMillis() - ad.saved_state.received_time + 500) / 1000));
 151                                 }
 152                                 break;
 153                         }
 154                 }
 155         };
 156
 157
 158         private ServiceConnection mConnection = new ServiceConnection() {
 159                 public void onServiceConnected(ComponentName className, IBinder service) {
 160                         mService = new Messenger(service);
 161                         try {
 162                                 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
 163                                 msg.replyTo = mMessenger;
 164                                 mService.send(msg);
 165                         } catch (RemoteException e) {
 166                                 // In this case the service has crashed before we could even do anything with it
 167                         }
 168                 }
 169
 170                 public void onServiceDisconnected(ComponentName className) {
 171                         // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
 172                         mService = null;
 173                 }
 174         };
 175
 176         void doBindService() {
 177                 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
 178                 mIsBound = true;
 179         }
 180
 181         void doUnbindService() {
 182                 if (mIsBound) {
 183                         // If we have received the service, and hence registered with it, then now is the time to unregister.
 184                         if (mService != null) {
 185                                 try {
 186                                         Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
 187                                         msg.replyTo = mMessenger;
 188                                         mService.send(msg);
 189                                 } catch (RemoteException e) {
 190                                         // There is nothing special we need to do if the service has crashed.
 191                                 }
 192                         }
 193                         // Detach our existing connection.
 194                         unbindService(mConnection);
 195                         mIsBound = false;
 196                 }
 197         }
 198
 199         public void registerTab(AltosDroidTab mTab) {
 200                 mTabs.add(mTab);
 201         }
 202
 203         public void unregisterTab(AltosDroidTab mTab) {
 204                 mTabs.remove(mTab);
 205         }
 206
 207         void set_location(Location location) {
 208                 saved_location = location;
 209                 update_ui(saved_state);
 210         }
 211
 212         void update_ui(AltosState state) {
 213                 if (state != null && saved_state != null) {
 214                         if (saved_state.state != state.state) {
 215                                 String currentTab = mTabHost.getCurrentTabTag();
 216                                 switch (state.state) {
 217                                 case AltosLib.ao_flight_boost:
 218                                         if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("ascent");
 219                                         break;
 220                                 case AltosLib.ao_flight_drogue:
 221                                         if (currentTab.equals("ascent")) mTabHost.setCurrentTabByTag("descent");
 222                                         break;
 223                                 case AltosLib.ao_flight_landed:
 224                                         if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("landed");
 225                                         break;
 226                                 }
 227                         }
 228                 }
 229                 saved_state = state;
 230
 231                 AltosGreatCircle from_receiver = null;
 232
 233                 if (state != null && saved_location != null && state.gps != null && state.gps.locked) {
 234                         double altitude = 0;
 235                         if (saved_location.hasAltitude())
 236                                 altitude = saved_location.getAltitude();
 237                         from_receiver = new AltosGreatCircle(saved_location.getLatitude(),
 238                                                              saved_location.getLongitude(),
 239                                                              altitude,
 240                                                              state.gps.lat,
 241                                                              state.gps.lon,
 242                                                              state.gps.alt);
 243                 }
 244
 245                 if (state != null) {
 246                         mCallsignView.setText(state.callsign);
 247                         mSerialView.setText(String.format("%d", state.serial));
 248                         mFlightView.setText(String.format("%d", state.flight));
 249                         mStateView.setText(state.state_name());
 250                         mRSSIView.setText(String.format("%d", state.rssi));
 251                 }
 252
 253                 for (AltosDroidTab mTab : mTabs)
 254                         mTab.update_ui(state, from_receiver, saved_location);
 255
 256                 if (state != null)
 257                         mAltosVoice.tell(state);
 258         }
 259
 260         private void onTimerTick() {
 261                 try {
 262                         mMessenger.send(Message.obtain(null, MSG_UPDATE_AGE));
 263                 } catch (RemoteException e) {
 264                 }
 265         }
 266
 267         static String pos(double p, String pos, String neg) {
 268                 String  h = pos;
 269                 if (p == AltosLib.MISSING)
 270                         return "";
 271                 if (p < 0) {
 272                         h = neg;
 273                         p = -p;
 274                 }
 275                 int deg = (int) Math.floor(p);
 276                 double min = (p - Math.floor(p)) * 60.0;
 277                 return String.format("%d°%9.4f\" %s", deg, min, h);
 278         }
 279
 280         static String number(String format, double value) {
 281                 if (value == AltosLib.MISSING)
 282                         return "";
 283                 return String.format(format, value);
 284         }
 285
 286         static String integer(String format, int value) {
 287                 if (value == AltosLib.MISSING)
 288                         return "";
 289                 return String.format(format, value);
 290         }
 291
 292         @Override
 293         public void onCreate(Bundle savedInstanceState) {
 294                 super.onCreate(savedInstanceState);
 295                 if(D) Log.e(TAG, "+++ ON CREATE +++");
 296
 297                 // Get local Bluetooth adapter
 298                 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
 299
 300                 // If the adapter is null, then Bluetooth is not supported
 301                 if (mBluetoothAdapter == null) {
 302                         Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
 303                         finish();
 304                         return;
 305                 }
 306
 307                 // Initialise preferences
 308                 prefs = new AltosDroidPreferences(this);
 309                 AltosPreferences.init(prefs);
 310
 311                 // Set up the window layout
 312                 requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
 313                 setContentView(R.layout.altosdroid);
 314                 getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
 315
 316                 // Create the Tabs and ViewPager
 317                 mTabHost = (TabHost)findViewById(android.R.id.tabhost);
 318                 mTabHost.setup();
 319
 320                 mViewPager = (AltosViewPager)findViewById(R.id.pager);
 321                 mViewPager.setOffscreenPageLimit(4);
 322
 323                 mTabsAdapter = new TabsAdapter(this, mTabHost, mViewPager);
 324
 325                 mTabsAdapter.addTab(mTabHost.newTabSpec("pad").setIndicator("Pad"), TabPad.class, null);
 326                 mTabsAdapter.addTab(mTabHost.newTabSpec("ascent").setIndicator("Ascent"), TabAscent.class, null);
 327                 mTabsAdapter.addTab(mTabHost.newTabSpec("descent").setIndicator("Descent"), TabDescent.class, null);
 328                 mTabsAdapter.addTab(mTabHost.newTabSpec("landed").setIndicator("Landed"), TabLanded.class, null);
 329                 mTabsAdapter.addTab(mTabHost.newTabSpec("map").setIndicator("Map"), TabMap.class, null);
 330
 331
 332                 // Scale the size of the Tab bar for different screen densities
 333                 // This probably won't be needed when we start supporting ICS+ tabs.
 334                 DisplayMetrics metrics = new DisplayMetrics();
 335                 getWindowManager().getDefaultDisplay().getMetrics(metrics);
 336                 int density = metrics.densityDpi;
 337
 338                 if (density==DisplayMetrics.DENSITY_XHIGH)
 339                         tabHeight = 65;
 340                 else if (density==DisplayMetrics.DENSITY_HIGH)
 341                         tabHeight = 45;
 342                 else if (density==DisplayMetrics.DENSITY_MEDIUM)
 343                         tabHeight = 35;
 344                 else if (density==DisplayMetrics.DENSITY_LOW)
 345                         tabHeight = 25;
 346                 else
 347                         tabHeight = 65;
 348
 349                 for (int i = 0; i < 5; i++)
 350                         mTabHost.getTabWidget().getChildAt(i).getLayoutParams().height = tabHeight;
 351
 352
 353                 // Set up the custom title
 354                 mTitle = (TextView) findViewById(R.id.title_left_text);
 355                 mTitle.setText(R.string.app_name);
 356                 mTitle = (TextView) findViewById(R.id.title_right_text);
 357
 358                 // Display the Version
 359                 mVersion = (TextView) findViewById(R.id.version);
 360                 mVersion.setText("Version: " + BuildInfo.version +
 361                                  "  Built: " + BuildInfo.builddate + " " + BuildInfo.buildtime + " " + BuildInfo.buildtz +
 362                                  "  (" + BuildInfo.branch + "-" + BuildInfo.commitnum + "-" + BuildInfo.commithash + ")");
 363
 364                 mCallsignView  = (TextView) findViewById(R.id.callsign_value);
 365                 mRSSIView      = (TextView) findViewById(R.id.rssi_value);
 366                 mSerialView    = (TextView) findViewById(R.id.serial_value);
 367                 mFlightView    = (TextView) findViewById(R.id.flight_value);
 368                 mStateView     = (TextView) findViewById(R.id.state_value);
 369                 mAgeView       = (TextView) findViewById(R.id.age_value);
 370
 371                 timer.scheduleAtFixedRate(new TimerTask(){ public void run() {onTimerTick();}}, 1000L, 100L);
 372
 373                 mAltosVoice = new AltosVoice(this);
 374         }
 375
 376         @Override
 377         public void onStart() {
 378                 super.onStart();
 379                 if(D) Log.e(TAG, "++ ON START ++");
 380
 381                 if (!mBluetoothAdapter.isEnabled()) {
 382                         Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
 383                         startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
 384                 }
 385
 386                 // Start Telemetry Service
 387                 startService(new Intent(AltosDroid.this, TelemetryService.class));
 388
 389                 doBindService();
 390         }
 391
 392         @Override
 393         public synchronized void onResume() {
 394                 super.onResume();
 395                 if(D) Log.e(TAG, "+ ON RESUME +");
 396         }
 397
 398         @Override
 399         public synchronized void onPause() {
 400                 super.onPause();
 401                 if(D) Log.e(TAG, "- ON PAUSE -");
 402         }
 403
 404         @Override
 405         public void onStop() {
 406                 super.onStop();
 407                 if(D) Log.e(TAG, "-- ON STOP --");
 408
 409                 doUnbindService();
 410         }
 411
 412         @Override
 413         public void onDestroy() {
 414                 super.onDestroy();
 415                 if(D) Log.e(TAG, "--- ON DESTROY ---");
 416
 417                 if (mAltosVoice != null) mAltosVoice.stop();
 418         }
 419
 420         public void onActivityResult(int requestCode, int resultCode, Intent data) {
 421                 if(D) Log.d(TAG, "onActivityResult " + resultCode);
 422                 switch (requestCode) {
 423                 case REQUEST_CONNECT_DEVICE:
 424                         // When DeviceListActivity returns with a device to connect to
 425                         if (resultCode == Activity.RESULT_OK) {
 426                                 connectDevice(data);
 427                         }
 428                         break;
 429                 case REQUEST_ENABLE_BT:
 430                         // When the request to enable Bluetooth returns
 431                         if (resultCode == Activity.RESULT_OK) {
 432                                 // Bluetooth is now enabled, so set up a chat session
 433                                 //setupChat();
 434                         } else {
 435                                 // User did not enable Bluetooth or an error occured
 436                                 Log.e(TAG, "BT not enabled");
 437                                 stopService(new Intent(AltosDroid.this, TelemetryService.class));
 438                                 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
 439                                 finish();
 440                         }
 441                         break;
 442                 }
 443         }
 444
 445         private void connectDevice(Intent data) {
 446                 // Get the device MAC address
 447                 String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
 448                 // Get the BLuetoothDevice object
 449                 BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
 450                 // Attempt to connect to the device
 451                 try {
 452                         if (D) Log.d(TAG, "Connecting to " + device.getName());
 453                         mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, device));
 454                 } catch (RemoteException e) {
 455                 }
 456         }
 457
 458         @Override
 459         public boolean onCreateOptionsMenu(Menu menu) {
 460                 MenuInflater inflater = getMenuInflater();
 461                 inflater.inflate(R.menu.option_menu, menu);
 462                 return true;
 463         }
 464
 465         void setFrequency(double freq) {
 466                 try {
 467                         mService.send(Message.obtain(null, TelemetryService.MSG_SETFREQUENCY, freq));
 468                 } catch (RemoteException e) {
 469                 }
 470         }
 471
 472         void setFrequency(String freq) {
 473                 try {
 474                         setFrequency (Double.parseDouble(freq.substring(11, 17)));
 475                 } catch (NumberFormatException e) {
 476                 }
 477         }
 478
 479         @Override
 480         public boolean onOptionsItemSelected(MenuItem item) {
 481                 Intent serverIntent = null;
 482                 switch (item.getItemId()) {
 483                 case R.id.connect_scan:
 484                         // Launch the DeviceListActivity to see devices and do scan
 485                         serverIntent = new Intent(this, DeviceListActivity.class);
 486                         startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
 487                         return true;
 488                 case R.id.select_freq:
 489                         // Set the TBT radio frequency
 490
 491                         final String[] frequencies = {
 492                                 "Channel 0 (434.550MHz)",
 493                                 "Channel 1 (434.650MHz)",
 494                                 "Channel 2 (434.750MHz)",
 495                                 "Channel 3 (434.850MHz)",
 496                                 "Channel 4 (434.950MHz)",
 497                                 "Channel 5 (435.050MHz)",
 498                                 "Channel 6 (435.150MHz)",
 499                                 "Channel 7 (435.250MHz)",
 500                                 "Channel 8 (435.350MHz)",
 501                                 "Channel 9 (435.450MHz)"
 502                         };
 503
 504                         AlertDialog.Builder builder = new AlertDialog.Builder(this);
 505                         builder.setTitle("Pick a frequency");
 506                         builder.setItems(frequencies,
 507                                          new DialogInterface.OnClickListener() {
 508                                                  public void onClick(DialogInterface dialog, int item) {
 509                                                          setFrequency(frequencies[item]);
 510                                                  }
 511                                          });
 512                         AlertDialog alert = builder.create();
 513                         alert.show();
 514                         return true;
 515                 }
 516                 return false;
 517         }
 518
 519 }