public class MainActivity extends Activity implements OnClickListener {
private static final Log log = Logs.getLog(MainActivity.class);
private Calendar mDate;
private PresenceManager mPresenceManager;
private LocationManager mLocationManager;
private LocationChecker locationChecker = new LocationChecker();
private Handler mHandler;
private Geocoder mGeocoder;
private List<LocationListener> locationListeners = new ArrayList<LocationListener>();
private class MyLocationListener implements LocationListener {
@Override
public void onLocationChanged(Location location) {
if (!locationChecker.isFineLocation(location)) {
log.debug("SKIP BAD " + location);
return;
}
GPSHelper.addLocation(location, mGeocoder);
updateList();
}
@Override
public void onProviderDisabled(String provider) {}
@Override
public void onProviderEnabled(String provider) {}
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {}
};
private static class MyAdapter extends BaseAdapter {
private Context context;
private List<TrackingData> items;
public MyAdapter(Context context, List<TrackingData> items) {
this.context = context;
this.items = items;
}
public void setItems(List<TrackingData> items) {
this.items = items;
}
@Override
public int getCount() {
return items.size();
}
@Override
public Object getItem(int position) {
return items.get(getCount() - 1 - position);
}
@Override
public long getItemId(int position) {
return 0;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
TwoLineListItem twoLineListItem;
if (convertView == null) {
LayoutInflater inflater =
(LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
twoLineListItem =
(TwoLineListItem) inflater.inflate(android.R.layout.simple_list_item_2, null);
twoLineListItem.getText1().setTextSize(14);
twoLineListItem.getText2().setTextSize(12);
} else {
twoLineListItem = (TwoLineListItem) convertView;
}
TextView text1 = twoLineListItem.getText1();
TextView text2 = twoLineListItem.getText2();
TrackingData td = (TrackingData) getItem(position);
text1.setText(td.toMain());
text2.setText(td.toSub());
return twoLineListItem;
}
}
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mDate = Calendar.getInstance();
findViewById(R.id.btnStart).setOnClickListener(this);
findViewById(R.id.btnStop).setOnClickListener(this);
TextView txtDate = (TextView) findViewById(R.id.txtDate);
txtDate.setText(DateTimes.dateFormat().format(mDate));
txtDate.setOnClickListener(this);
buttonVisible(false);
mHandler = new Handler(getMainLooper());
mGeocoder = new Geocoder(this, Locale.getDefault());
mLocationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
// // Criteriaオブジェクトを生成
// Criteria criteria = new Criteria();
// criteria.setAccuracy(Criteria.ACCURACY_FINE);
// criteria.setPowerRequirement(Criteria.POWER_LOW);
// locationProvider = mLocationManager.getBestProvider(criteria, true);
// log.debug("Location Provider: " + locationProvider);
// setTitle(getTitle() + " - " + locationProvider);
mPresenceManager = PresenceManager.getInstance(getApplicationContext());
MyAdapter adapter = new MyAdapter(this, GPSHelper.getTrackings());
ListView listView = (ListView) findViewById(R.id.listTracking);
listView.setAdapter(adapter);
listView.setOnItemClickListener(
new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
// ListView listView = (ListView)parent;
// TrackingData item = (TrackingData)listView.getItemAtPosition(position);
if (position % 2 == 0) {
startActivity(new Intent(MainActivity.this, MapLineActivity.class));
} else {
startActivity(new Intent(MainActivity.this, MapCircleActivity.class));
}
}
});
mHandler.postDelayed(
new Runnable() {
@Override
public void run() {
GPSHelper.loadTrackings(mDate);
updateList();
}
},
100);
}
public void onStart() {
super.onStart();
}
private static BroadcastReceiver mIspReceiver = new PresenceReceiver();
public void onResume() {
super.onResume();
buttonVisible(isPresenceServiceRunning());
}
public void onDestory() {
super.onDestroy();
}
public void onStop() {
super.onStop();
}
public void onPause() {
super.onPause();
}
public void onClick(View v) {
switch (v.getId()) {
case R.id.btnStart:
startTrackingService();
break;
case R.id.btnStop:
stopTrackingService();
break;
case R.id.txtDate:
showDatepicker();
break;
}
}
private void showDatepicker() {
if (!locationListeners.isEmpty()) {
return;
}
final DatePickerDialog datePickerDialog =
new DatePickerDialog(
this,
new DatePickerDialog.OnDateSetListener() {
@Override
public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
Calendar c = Calendar.getInstance();
c.set(year, monthOfYear, dayOfMonth);
if (DateTimes.isSameDay(mDate, c)) {
return;
}
mDate.set(year, monthOfYear, dayOfMonth);
final TextView txtDate = (TextView) findViewById(R.id.txtDate);
txtDate.setText(DateTimes.dateFormat().format(mDate));
GPSHelper.loadTrackings(mDate);
updateList();
}
},
mDate.get(Calendar.YEAR),
mDate.get(Calendar.MONTH),
mDate.get(Calendar.DAY_OF_MONTH));
datePickerDialog.show();
}
private void stopTrackingService() {
getApplicationContext().unregisterReceiver(mIspReceiver);
mPresenceManager.stopPresence();
for (LocationListener ll : locationListeners) {
mLocationManager.removeUpdates(ll);
}
locationListeners.clear();
buttonVisible(false);
}
private void startTrackingService() {
if (!DateTimes.isSameDay(mDate, Calendar.getInstance())) {
mDate = Calendar.getInstance();
TextView txtDate = (TextView) findViewById(R.id.txtDate);
txtDate.setText(DateTimes.dateFormat().format(mDate));
GPSHelper.loadTrackings(mDate);
updateList();
}
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(PresenceManagerUtil.CHANGE_STATUS);
getApplicationContext().registerReceiver(mIspReceiver, intentFilter);
mPresenceManager.startPresence();
for (String p : mLocationManager.getAllProviders()) {
LocationListener ll = new MyLocationListener();
mLocationManager.requestLocationUpdates(
p, 60000, // 通知のための最小時間間隔（ミリ秒）
30, // 通知のための最小距離間隔（メートル）
ll);
locationListeners.add(ll);
}
buttonVisible(true);
}
private void buttonVisible(boolean stop) {
findViewById(R.id.btnStart).setEnabled(!stop);
findViewById(R.id.btnStop).setEnabled(stop);
}
private void updateList() {
ListView listView = (ListView) findViewById(R.id.listTracking);
((MyAdapter) listView.getAdapter()).notifyDataSetChanged();
}
private boolean isPresenceServiceRunning() {
ActivityManager am =
(ActivityManager) getApplicationContext().getSystemService(Service.ACTIVITY_SERVICE);
List<ActivityManager.RunningServiceInfo> runningServiceInfo =
am.getRunningServices(Integer.MAX_VALUE);
int serviceNum = runningServiceInfo.size();
for (int i = 0; i < serviceNum; i++) {
if (runningServiceInfo
.get(i)
.service
.getClassName()
.equals(PresenceService.class.getName())) {
return true;
}
}
return false;
}
}
public class GPSHelper {
private static final Log log = Logs.getLog(GPSHelper.class);
private static List<TrackingData> trackings = new ArrayList<TrackingData>();
@SuppressLint("UseSparseArrays")
private static Map<Integer, Long> states = new HashMap<Integer, Long>();
private static int lastState;
private static long lastStart;
public static List<TrackingData> getTrackings() {
return trackings;
}
public static String getTrackingFile(Calendar c) {
String fn =
GPSHelper.class.getPackage().getName()
+ "/gpstracking."
+ DateTimes.dateLogFormat().format(c)
+ ".txt";
return FileNames.concat(Environment.getExternalStorageDirectory().getAbsolutePath(), fn);
}
public static void loadTrackings(Calendar c) {
trackings.clear();
File file = new File(getTrackingFile(c));
if (!file.exists()) {
log.warn(file + "does not exist");
return;
}
log.info("Loading " + file);
float[] results = new float[1];
LineIterator li = null;
try {
li = Files.lineIterator(file);
while (li.hasNext()) {
String line = li.next();
if (Strings.isEmpty(line)) {
continue;
}
TrackingData td = Jsons.fromJson(line, TrackingData.class);
TrackingData ltd = getLastLocation();
if (ltd != null) {
Location.distanceBetween(
ltd.getLatitude(), ltd.getLongitude(), td.getLatitude(), td.getLongitude(), results);
td.setDistance(results[0]);
td.setSpeed(td.getDistance() / DateTimes.subSeconds(td.getDate(), ltd.getDate()));
}
trackings.add(td);
}
} catch (IOException e) {
log.error(e);
} finally {
Streams.safeClose(li);
}
}
public static TrackingData getLastLocation() {
if (Collections.isNotEmpty(trackings)) {
return trackings.get(trackings.size() - 1);
}
return null;
}
public static TrackingData getFirstLocation() {
if (Collections.isNotEmpty(trackings)) {
return trackings.get(0);
}
return null;
}
public static boolean addLocation(Location location, Geocoder geocoder) {
TrackingData ltd = getLastLocation();
float distance = 0.0f;
float speed = 0.0f;
if (ltd != null) {
float[] results = new float[1];
Location.distanceBetween(
ltd.getLatitude(),
ltd.getLongitude(),
location.getLatitude(),
location.getLongitude(),
results);
distance = results[0];
if (distance < 100) {
log.debug("SKIP SAME " + location + ": " + distance);
return false;
}
long delta = DateTimes.subSeconds(new Date(location.getTime()), ltd.getDate());
// less than 30 minutes
if (delta < 30 * 60) {
speed = distance / delta;
// if (lastState == DetectedActivity.STILL) {
//
// }
// great than 120km/h
if (speed >= 33) {
log.debug("SKIP FAST " + location + ": " + distance);
return false;
}
}
}
String address = "";
try {
List<Address> addresses =
geocoder.getFromLocation(location.getLatitude(), location.getLongitude(), 1);
if (Collections.isNotEmpty(addresses)) {
Address a = addresses.get(0);
address = toAddress(a);
}
// if (ltd != null && Strings.isNotEmpty(address)) {
// if (ltd.getAddress().equals(address)) {
// log.debug("Skip (" + location + "): " + address);
// return;
// }
// }
} catch (Exception e) {
// Catch network or other I/O problems.
log.error(
"Failed to get address of (" + location.getLatitude() + ", " + location.getLongitude(),
e);
}
TrackingData td = new TrackingData();
td.setDate(new Date(location.getTime()));
td.setState(getBestState());
td.setLatitude(location.getLatitude());
td.setLongitude(location.getLongitude());
td.setAddress(address);
if (ltd != null) {
float[] results = new float[1];
Location.distanceBetween(
ltd.getLatitude(), ltd.getLongitude(), td.getLatitude(), td.getLongitude(), results);
td.setDistance(results[0]);
td.setSpeed(td.getDistance() / DateTimes.subSeconds(td.getDate(), ltd.getDate()));
}
trackings.add(td);
saveTrackingData(td);
return true;
}
private static void saveTrackingData(TrackingData td) {
String s = Jsons.toJson(td);
Writer r = null;
try {
log.info("ADD: " + s);
File file = new File(getTrackingFile(Calendar.getInstance()));
r = new OutputStreamWriter(new FileOutputStream(file, true), Charsets.UTF_8);
r.append(s);
r.append(Streams.LINE_SEPARATOR);
} catch (IOException e) {
log.error("Failed to save " + s, e);
} finally {
Streams.safeClose(r);
}
}
private static int getBestState() {
if (Collections.isEmpty(states)) {
return DetectedActivity.UNKNOWN;
}
long max = 0;
for (Long time : states.values()) {
if (time > max) {
max = time;
}
}
int state = DetectedActivity.UNKNOWN;
for (Entry<Integer, Long> en : states.entrySet()) {
if (max == en.getValue()) {
state = en.getKey();
break;
}
}
states.clear();
states.put(lastState, 0L);
lastStart = System.currentTimeMillis();
return state;
}
public static void setState(ActivityRecognitionResult result) {
DetectedActivity da = result.getMostProbableActivity();
int state = da.getType();
log.debug(
"DetectedActivity: "
+ DateTimes.timeFormat().format(result.getTime())
+ " - "
+ getStateText(state)
+ ", "
+ da.getConfidence()
+ ", "
+ DateTimes.timeFormat().format(result.getElapsedRealtimeMillis()));
if (Collections.isEmpty(states)) {
states.put(state, 0L);
lastState = state;
lastStart = System.currentTimeMillis();
return;
}
Long ltime = states.get(lastState);
if (ltime != null) {
ltime += (System.currentTimeMillis() - lastStart);
states.put(lastState, ltime);
}
lastState = state;
lastStart = System.currentTimeMillis();
if (!states.containsKey(state)) {
states.put(state, 0L);
}
}
public static String toAddress(Address a) {
StringBuilder sb = new StringBuilder();
// if (Strings.isNotEmpty(a.getPostalCode())) {
// sb.append(a.getPostalCode()).append(' ');
// }
// if (Strings.isNotEmpty(a.getCountryName())) {
// sb.append(a.getCountryName()).append(' ');
// }
// if (Strings.isNotEmpty(a.getAdminArea())) {
// sb.append(a.getAdminArea()).append(' ');
// }
// if (Strings.isNotEmpty(a.getSubAdminArea())) {
// sb.append(a.getSubAdminArea()).append(' ');
// }
// if (Strings.isNotEmpty(a.getLocality())) {
// sb.append(a.getLocality()).append(' ');
// }
// if (Strings.isNotEmpty(a.getSubLocality())) {
// sb.append(a.getSubLocality()).append(' ');
// }
// if (Strings.isNotEmpty(a.getThoroughfare())) {
// sb.append(a.getThoroughfare()).append(' ');
// }
for (int i = 0; i <= a.getMaxAddressLineIndex(); i++) {
String line = a.getAddressLine(i);
if (Strings.isEmpty(line)) {
continue;
}
sb.append(line).append(' ');
}
return sb.toString().trim();
}
public static String getStateText(int status) {
switch (status) {
case DetectedActivity.IN_VEHICLE:
return "in_vehicle";
case DetectedActivity.ON_BICYCLE:
return "on_bicycle";
case DetectedActivity.RUNNING:
return "running";
case DetectedActivity.ON_FOOT:
return "on_foot";
case DetectedActivity.TILTING:
return "tilting";
case DetectedActivity.STILL:
return "still";
case DetectedActivity.UNKNOWN:
return "unknown";
default:
return "unknown(" + status + ")";
}
}
public static int getStateColor(int status) {
switch (status) {
case DetectedActivity.TILTING:
return Color.LTGRAY;
case DetectedActivity.STILL:
return Color.GRAY;
case DetectedActivity.UNKNOWN:
return Color.DKGRAY;
case DetectedActivity.ON_FOOT:
return Color.GREEN;
case DetectedActivity.RUNNING:
return Color.BLUE;
case DetectedActivity.ON_BICYCLE:
return Color.YELLOW;
case DetectedActivity.IN_VEHICLE:
return Color.MAGENTA;
default:
return Color.WHITE;
}
}
public static BitmapDescriptor getStateIcon(int status) {
switch (status) {
case DetectedActivity.STILL:
return BitmapDescriptorFactory.fromResource(R.drawable.rest);
case DetectedActivity.TILTING:
return BitmapDescriptorFactory.fromResource(R.drawable.rest);
case DetectedActivity.UNKNOWN:
return BitmapDescriptorFactory.fromResource(R.drawable.stop);
case DetectedActivity.ON_FOOT:
return BitmapDescriptorFactory.fromResource(R.drawable.walk);
case DetectedActivity.RUNNING:
return BitmapDescriptorFactory.fromResource(R.drawable.run);
case DetectedActivity.ON_BICYCLE:
return BitmapDescriptorFactory.fromResource(R.drawable.run);
case DetectedActivity.IN_VEHICLE:
return BitmapDescriptorFactory.fromResource(R.drawable.vehicle);
default:
return BitmapDescriptorFactory.fromResource(R.drawable.stop);
}
}
}
