2 * Copyright © 2012-2013 Mike Beattie <mike@ethernal.org>
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.
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.
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.
18 package org.altusmetrum.AltosDroid;
20 import java.lang.ref.WeakReference;
21 import java.util.ArrayList;
22 import java.util.Timer;
23 import java.util.TimerTask;
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.view.View;
48 import android.widget.TabHost;
49 import android.widget.TextView;
50 import android.widget.RelativeLayout;
51 import android.widget.Toast;
52 import android.app.AlertDialog;
53 import android.location.Location;
55 import org.altusmetrum.altoslib_6.*;
57 public class AltosDroid extends FragmentActivity implements AltosUnitsListener {
59 static final String TAG = "AltosDroid";
60 static final boolean D = true;
62 // Message types received by our Handler
64 public static final int MSG_STATE = 1;
65 public static final int MSG_UPDATE_AGE = 2;
67 // Intent request codes
68 public static final int REQUEST_CONNECT_DEVICE = 1;
69 public static final int REQUEST_ENABLE_BT = 2;
71 public static FragmentManager fm;
73 private BluetoothAdapter mBluetoothAdapter = null;
76 private TextView mTitle;
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;
87 // field to display the version at the bottom of the screen
88 private TextView mVersion;
90 private double frequency;
91 private int telemetry_rate;
95 AltosViewPager mViewPager;
96 TabsAdapter mTabsAdapter;
97 ArrayList<AltosDroidTab> mTabs = new ArrayList<AltosDroidTab>();
100 // Timer and Saved flight state for Age calculation
102 AltosState saved_state;
105 private boolean mIsBound = false;
106 private Messenger mService = null;
107 final Messenger mMessenger = new Messenger(new IncomingHandler(this));
110 private AltosVoice mAltosVoice = null;
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); }
118 public void handleMessage(Message msg) {
119 AltosDroid ad = mAltosDroid.get();
123 if(D) Log.d(TAG, "MSG_STATE");
124 TelemetryState telemetry_state = (TelemetryState) msg.obj;
125 if (telemetry_state == null) {
126 Log.d(TAG, "telemetry_state null!");
130 ad.update_state(telemetry_state);
133 if(D) Log.d(TAG, "MSG_UPDATE_AGE");
141 private ServiceConnection mConnection = new ServiceConnection() {
142 public void onServiceConnected(ComponentName className, IBinder service) {
143 mService = new Messenger(service);
145 Message msg = Message.obtain(null, TelemetryService.MSG_REGISTER_CLIENT);
146 msg.replyTo = mMessenger;
148 } catch (RemoteException e) {
149 // In this case the service has crashed before we could even do anything with it
153 public void onServiceDisconnected(ComponentName className) {
154 // This is called when the connection with the service has been unexpectedly disconnected - process crashed.
159 void doBindService() {
160 bindService(new Intent(this, TelemetryService.class), mConnection, Context.BIND_AUTO_CREATE);
164 void doUnbindService() {
166 // If we have received the service, and hence registered with it, then now is the time to unregister.
167 if (mService != null) {
169 Message msg = Message.obtain(null, TelemetryService.MSG_UNREGISTER_CLIENT);
170 msg.replyTo = mMessenger;
172 } catch (RemoteException e) {
173 // There is nothing special we need to do if the service has crashed.
176 // Detach our existing connection.
177 unbindService(mConnection);
182 public void registerTab(AltosDroidTab mTab) {
186 public void unregisterTab(AltosDroidTab mTab) {
190 public void units_changed(boolean imperial_units) {
191 for (AltosDroidTab mTab : mTabs)
192 mTab.units_changed(imperial_units);
195 void update_title(TelemetryState telemetry_state) {
196 switch (telemetry_state.connect) {
197 case TelemetryState.CONNECT_CONNECTED:
198 if (telemetry_state.config != null) {
199 String str = String.format("S/N %d %6.3f MHz", telemetry_state.config.serial,
200 telemetry_state.frequency);
201 if (telemetry_state.telemetry_rate != AltosLib.ao_telemetry_rate_38400)
202 str = str.concat(String.format(" %d bps",
203 AltosLib.ao_telemetry_rate_values[telemetry_state.telemetry_rate]));
206 mTitle.setText(R.string.title_connected_to);
209 case TelemetryState.CONNECT_CONNECTING:
210 if (telemetry_state.address != null)
211 mTitle.setText(String.format("Connecting to %s...", telemetry_state.address.name));
213 mTitle.setText("Connecting to something...");
215 case TelemetryState.CONNECT_DISCONNECTED:
216 case TelemetryState.CONNECT_NONE:
217 mTitle.setText(R.string.title_not_connected);
225 timer.scheduleAtFixedRate(new TimerTask(){ public void run() {onTimerTick();}}, 1000L, 1000L);
237 boolean registered_units_listener;
239 void update_state(TelemetryState telemetry_state) {
241 if (!registered_units_listener) {
242 registered_units_listener = true;
243 AltosPreferences.register_units_listener(this);
246 update_title(telemetry_state);
247 update_ui(telemetry_state.state, telemetry_state.location);
248 if (telemetry_state.connect == TelemetryState.CONNECT_CONNECTED)
252 boolean same_string(String a, String b) {
265 if (saved_state != null)
266 mAgeView.setText(String.format("%d", (System.currentTimeMillis() - saved_state.received_time + 500) / 1000));
269 void update_ui(AltosState state, Location location) {
271 int prev_state = AltosLib.ao_flight_invalid;
273 AltosGreatCircle from_receiver = null;
275 if (saved_state != null)
276 prev_state = saved_state.state;
279 if (state.state == AltosLib.ao_flight_stateless) {
280 boolean prev_locked = false;
281 boolean locked = false;
283 if(state.gps != null)
284 locked = state.gps.locked;
285 if (saved_state != null && saved_state.gps != null)
286 prev_locked = saved_state.gps.locked;
287 if (prev_locked != locked) {
288 String currentTab = mTabHost.getCurrentTabTag();
290 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("descent");
292 if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("pad");
296 if (prev_state != state.state) {
297 String currentTab = mTabHost.getCurrentTabTag();
298 switch (state.state) {
299 case AltosLib.ao_flight_boost:
300 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("ascent");
302 case AltosLib.ao_flight_drogue:
303 if (currentTab.equals("ascent")) mTabHost.setCurrentTabByTag("descent");
305 case AltosLib.ao_flight_landed:
306 if (currentTab.equals("descent")) mTabHost.setCurrentTabByTag("landed");
308 case AltosLib.ao_flight_stateless:
309 if (currentTab.equals("pad")) mTabHost.setCurrentTabByTag("descent");
315 if (location != null && state.gps != null && state.gps.locked) {
317 if (location.hasAltitude())
318 altitude = location.getAltitude();
319 from_receiver = new AltosGreatCircle(location.getLatitude(),
320 location.getLongitude(),
327 if (saved_state == null || !same_string(saved_state.callsign, state.callsign)) {
328 mCallsignView.setText(state.callsign);
330 if (saved_state == null || state.serial != saved_state.serial) {
331 mSerialView.setText(String.format("%d", state.serial));
333 if (saved_state == null || state.flight != saved_state.flight) {
334 if (state.flight == AltosLib.MISSING)
335 mFlightView.setText("");
337 mFlightView.setText(String.format("%d", state.flight));
339 if (saved_state == null || state.state != saved_state.state) {
340 if (state.state == AltosLib.ao_flight_stateless) {
341 mStateLayout.setVisibility(View.GONE);
343 mStateView.setText(state.state_name());
344 mStateLayout.setVisibility(View.VISIBLE);
347 if (saved_state == null || state.rssi != saved_state.rssi) {
348 mRSSIView.setText(String.format("%d", state.rssi));
352 for (AltosDroidTab mTab : mTabs)
353 mTab.update_ui(state, from_receiver, location, mTab == mTabsAdapter.currentItem());
356 mAltosVoice.tell(state, from_receiver);
361 private void onTimerTick() {
363 mMessenger.send(Message.obtain(null, MSG_UPDATE_AGE));
364 } catch (RemoteException e) {
368 static String pos(double p, String pos, String neg) {
370 if (p == AltosLib.MISSING)
376 int deg = (int) Math.floor(p);
377 double min = (p - Math.floor(p)) * 60.0;
378 return String.format("%d°%9.4f\" %s", deg, min, h);
381 static String number(String format, double value) {
382 if (value == AltosLib.MISSING)
384 return String.format(format, value);
387 static String integer(String format, int value) {
388 if (value == AltosLib.MISSING)
390 return String.format(format, value);
394 public void onCreate(Bundle savedInstanceState) {
395 super.onCreate(savedInstanceState);
396 if(D) Log.e(TAG, "+++ ON CREATE +++");
398 // Get local Bluetooth adapter
399 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
401 // If the adapter is null, then Bluetooth is not supported
402 if (mBluetoothAdapter == null) {
403 Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
407 fm = getSupportFragmentManager();
409 // Set up the window layout
410 requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
411 setContentView(R.layout.altosdroid);
412 getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
414 // Create the Tabs and ViewPager
415 mTabHost = (TabHost)findViewById(android.R.id.tabhost);
418 mViewPager = (AltosViewPager)findViewById(R.id.pager);
419 mViewPager.setOffscreenPageLimit(4);
421 mTabsAdapter = new TabsAdapter(this, mTabHost, mViewPager);
423 mTabsAdapter.addTab(mTabHost.newTabSpec("pad").setIndicator("Pad"), TabPad.class, null);
424 mTabsAdapter.addTab(mTabHost.newTabSpec("ascent").setIndicator("Ascent"), TabAscent.class, null);
425 mTabsAdapter.addTab(mTabHost.newTabSpec("descent").setIndicator("Descent"), TabDescent.class, null);
426 mTabsAdapter.addTab(mTabHost.newTabSpec("landed").setIndicator("Landed"), TabLanded.class, null);
427 mTabsAdapter.addTab(mTabHost.newTabSpec("map").setIndicator("Map"), TabMap.class, null);
430 // Scale the size of the Tab bar for different screen densities
431 // This probably won't be needed when we start supporting ICS+ tabs.
432 DisplayMetrics metrics = new DisplayMetrics();
433 getWindowManager().getDefaultDisplay().getMetrics(metrics);
434 int density = metrics.densityDpi;
436 if (density==DisplayMetrics.DENSITY_XHIGH)
438 else if (density==DisplayMetrics.DENSITY_HIGH)
440 else if (density==DisplayMetrics.DENSITY_MEDIUM)
442 else if (density==DisplayMetrics.DENSITY_LOW)
447 for (int i = 0; i < 5; i++)
448 mTabHost.getTabWidget().getChildAt(i).getLayoutParams().height = tabHeight;
450 // Set up the custom title
451 mTitle = (TextView) findViewById(R.id.title_left_text);
452 mTitle.setText(R.string.app_name);
453 mTitle = (TextView) findViewById(R.id.title_right_text);
455 // Display the Version
456 mVersion = (TextView) findViewById(R.id.version);
457 mVersion.setText("Version: " + BuildInfo.version +
458 " Built: " + BuildInfo.builddate + " " + BuildInfo.buildtime + " " + BuildInfo.buildtz +
459 " (" + BuildInfo.branch + "-" + BuildInfo.commitnum + "-" + BuildInfo.commithash + ")");
461 mCallsignView = (TextView) findViewById(R.id.callsign_value);
462 mRSSIView = (TextView) findViewById(R.id.rssi_value);
463 mSerialView = (TextView) findViewById(R.id.serial_value);
464 mFlightView = (TextView) findViewById(R.id.flight_value);
465 mStateLayout = (RelativeLayout) findViewById(R.id.state_container);
466 mStateView = (TextView) findViewById(R.id.state_value);
467 mAgeView = (TextView) findViewById(R.id.age_value);
469 mAltosVoice = new AltosVoice(this);
473 public void onStart() {
475 if(D) Log.e(TAG, "++ ON START ++");
477 // Start Telemetry Service
478 startService(new Intent(AltosDroid.this, TelemetryService.class));
480 if (!mBluetoothAdapter.isEnabled()) {
481 Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
482 startActivityForResult(enableIntent, AltosDroid.REQUEST_ENABLE_BT);
490 public void onResume() {
492 if(D) Log.e(TAG, "+ ON RESUME +");
496 public void onPause() {
498 if(D) Log.e(TAG, "- ON PAUSE -");
502 public void onStop() {
504 if(D) Log.e(TAG, "-- ON STOP --");
510 public void onDestroy() {
512 if(D) Log.e(TAG, "--- ON DESTROY ---");
514 if (mAltosVoice != null) mAltosVoice.stop();
518 public void onActivityResult(int requestCode, int resultCode, Intent data) {
519 if(D) Log.d(TAG, "onActivityResult " + resultCode);
520 switch (requestCode) {
521 case REQUEST_CONNECT_DEVICE:
522 // When DeviceListActivity returns with a device to connect to
523 if (resultCode == Activity.RESULT_OK) {
527 case REQUEST_ENABLE_BT:
528 // When the request to enable Bluetooth returns
529 if (resultCode == Activity.RESULT_OK) {
530 // Bluetooth is now enabled, so set up a chat session
533 // User did not enable Bluetooth or an error occured
534 Log.e(TAG, "BT not enabled");
535 stopService(new Intent(AltosDroid.this, TelemetryService.class));
536 Toast.makeText(this, R.string.bt_not_enabled, Toast.LENGTH_SHORT).show();
543 private void connectDevice(Intent data) {
544 // Attempt to connect to the device
546 String address = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
547 String name = data.getExtras().getString(DeviceListActivity.EXTRA_DEVICE_NAME);
549 if (D) Log.d(TAG, "Connecting to " + address + name);
550 DeviceAddress a = new DeviceAddress(address, name);
551 mService.send(Message.obtain(null, TelemetryService.MSG_CONNECT, a));
552 } catch (RemoteException e) {
557 public boolean onCreateOptionsMenu(Menu menu) {
558 MenuInflater inflater = getMenuInflater();
559 inflater.inflate(R.menu.option_menu, menu);
563 void setFrequency(double freq) {
565 mService.send(Message.obtain(null, TelemetryService.MSG_SETFREQUENCY, freq));
566 } catch (RemoteException e) {
570 void setFrequency(String freq) {
572 setFrequency (Double.parseDouble(freq.substring(11, 17)));
573 } catch (NumberFormatException e) {
577 void setBaud(int baud) {
579 mService.send(Message.obtain(null, TelemetryService.MSG_SETBAUD, baud));
580 } catch (RemoteException e) {
584 void setBaud(String baud) {
586 int value = Integer.parseInt(baud);
587 int rate = AltosLib.ao_telemetry_rate_38400;
590 rate = AltosLib.ao_telemetry_rate_2400;
593 rate = AltosLib.ao_telemetry_rate_9600;
596 rate = AltosLib.ao_telemetry_rate_38400;
600 } catch (NumberFormatException e) {
605 public boolean onOptionsItemSelected(MenuItem item) {
606 Intent serverIntent = null;
607 switch (item.getItemId()) {
608 case R.id.connect_scan:
609 // Launch the DeviceListActivity to see devices and do scan
610 serverIntent = new Intent(this, DeviceListActivity.class);
611 startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE);
614 Log.d(TAG, "R.id.quit");
615 stopService(new Intent(AltosDroid.this, TelemetryService.class));
618 case R.id.select_freq:
619 // Set the TBT radio frequency
621 final String[] frequencies = {
622 "Channel 0 (434.550MHz)",
623 "Channel 1 (434.650MHz)",
624 "Channel 2 (434.750MHz)",
625 "Channel 3 (434.850MHz)",
626 "Channel 4 (434.950MHz)",
627 "Channel 5 (435.050MHz)",
628 "Channel 6 (435.150MHz)",
629 "Channel 7 (435.250MHz)",
630 "Channel 8 (435.350MHz)",
631 "Channel 9 (435.450MHz)"
634 AlertDialog.Builder builder_freq = new AlertDialog.Builder(this);
635 builder_freq.setTitle("Pick a frequency");
636 builder_freq.setItems(frequencies,
637 new DialogInterface.OnClickListener() {
638 public void onClick(DialogInterface dialog, int item) {
639 setFrequency(frequencies[item]);
642 AlertDialog alert_freq = builder_freq.create();
645 case R.id.select_rate:
646 // Set the TBT baud rate
648 final String[] rates = {
654 AlertDialog.Builder builder_rate = new AlertDialog.Builder(this);
655 builder_rate.setTitle("Pick a baud rate");
656 builder_rate.setItems(rates,
657 new DialogInterface.OnClickListener() {
658 public void onClick(DialogInterface dialog, int item) {
659 setBaud(rates[item]);
662 AlertDialog alert_rate = builder_rate.create();
665 case R.id.change_units:
666 boolean imperial = AltosPreferences.imperial_units();
667 AltosPreferences.set_imperial_units(!imperial);