package de.pixart.messenger.ui; import android.annotation.TargetApi; import android.app.Activity; import android.content.Context; import android.content.Intent; import android.location.Address; import android.location.Geocoder; import android.location.Location; import android.os.AsyncTask; import android.os.Build; import android.os.Bundle; import android.provider.Settings; import android.text.TextUtils; import android.util.Log; import android.view.View; import android.widget.Button; import android.widget.RelativeLayout; import android.widget.TextView; import com.google.android.gms.common.ConnectionResult; import com.google.android.gms.common.api.GoogleApiClient; import com.google.android.gms.location.LocationListener; import com.google.android.gms.location.LocationRequest; import com.google.android.gms.location.LocationServices; import com.google.android.gms.maps.CameraUpdateFactory; import com.google.android.gms.maps.GoogleMap; import com.google.android.gms.maps.MapFragment; import com.google.android.gms.maps.OnMapReadyCallback; import com.google.android.gms.maps.model.LatLng; import java.io.IOException; import java.util.List; import java.util.Locale; import de.pixart.messenger.Config; import de.pixart.messenger.R; public class ShareLocationActivity extends Activity implements OnMapReadyCallback, GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener, LocationListener{ private GoogleMap mGoogleMap; private GoogleApiClient mGoogleApiClient; private LocationRequest mLocationRequest; private Location mLastLocation; private Button mCancelButton; private Button mShareButton; private RelativeLayout mSnackbar; private RelativeLayout mLocationInfo; private TextView mSnackbarLocation; private TextView mSnackbarAction; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_share_locaction); MapFragment fragment = (MapFragment) getFragmentManager().findFragmentById(R.id.map_fragment); fragment.getMapAsync(this); mGoogleApiClient = new GoogleApiClient.Builder(this) .addApi(LocationServices.API) .addConnectionCallbacks(this) .addOnConnectionFailedListener(this) .build(); mCancelButton = (Button) findViewById(R.id.cancel_button); mCancelButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { setResult(RESULT_CANCELED); finish(); } }); mShareButton = (Button) findViewById(R.id.share_button); mShareButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { if (mLastLocation != null) { Intent result = new Intent(); result.putExtra("latitude",mLastLocation.getLatitude()); result.putExtra("longitude",mLastLocation.getLongitude()); result.putExtra("altitude",mLastLocation.getAltitude()); result.putExtra("accuracy",(int) mLastLocation.getAccuracy()); setResult(RESULT_OK, result); finish(); } } }); mSnackbar = (RelativeLayout) findViewById(R.id.snackbar); mLocationInfo = (RelativeLayout) findViewById(R.id.snackbar_location); mSnackbarLocation = (TextView) findViewById(R.id.snackbar_location_message); mSnackbarAction = (TextView) findViewById(R.id.snackbar_action); mSnackbarAction.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { startActivity(new Intent(android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS)); } }); } @Override protected void onResume() { super.onResume(); this.mLastLocation = null; if (isLocationEnabled()) { this.mSnackbar.setVisibility(View.GONE); } else { this.mSnackbar.setVisibility(View.VISIBLE); } mShareButton.setEnabled(false); mShareButton.setTextColor(0x8a000000); mShareButton.setText(R.string.locating); mGoogleApiClient.connect(); } @Override protected void onPause() { mGoogleApiClient.disconnect(); super.onPause(); } @Override public void onMapReady(GoogleMap googleMap) { this.mGoogleMap = googleMap; this.mGoogleMap.setMyLocationEnabled(true); } private void centerOnLocation(LatLng location) { this.mGoogleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(location, Config.DEFAULT_ZOOM)); } @Override public void onConnected(Bundle bundle) { mLocationRequest = LocationRequest.create(); mLocationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY); mLocationRequest.setInterval(1000); LocationServices.FusedLocationApi.requestLocationUpdates(mGoogleApiClient, mLocationRequest, this); } @Override public void onConnectionSuspended(int i) { } @Override public void onConnectionFailed(ConnectionResult connectionResult) { } @Override public void onLocationChanged(Location location) { double longitude = location.getLongitude(); double latitude = location.getLatitude(); if (this.mLastLocation == null) { centerOnLocation(new LatLng(location.getLatitude(), location.getLongitude())); this.mShareButton.setEnabled(true); this.mShareButton.setTextColor(0xde000000); this.mShareButton.setText(R.string.share); } this.mLastLocation = location; if (latitude != 0 && longitude != 0) { Double[] lat_long = new Double[]{latitude, longitude}; new ReverseGeocodingTask(getBaseContext()).execute(lat_long); } } @TargetApi(Build.VERSION_CODES.KITKAT) private boolean isLocationEnabledKitkat() { try { int locationMode = Settings.Secure.getInt(getContentResolver(), Settings.Secure.LOCATION_MODE); return locationMode != Settings.Secure.LOCATION_MODE_OFF; } catch (Settings.SettingNotFoundException e) { return false; } } @SuppressWarnings("deprecation") private boolean isLocationEnabledLegacy() { String locationProviders = Settings.Secure.getString(getContentResolver(), Settings.Secure.LOCATION_PROVIDERS_ALLOWED); return !TextUtils.isEmpty(locationProviders); } private boolean isLocationEnabled() { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT){ return isLocationEnabledKitkat(); }else{ return isLocationEnabledLegacy(); } } private class ReverseGeocodingTask extends AsyncTask { Context mContext; public ReverseGeocodingTask(Context context){ super(); mContext = context; } @Override protected String doInBackground(Double... params) { Geocoder geocoder = new Geocoder(mContext, Locale.getDefault()); double latitude = params[0].doubleValue(); double longitude = params[1].doubleValue(); List
addresses = null; String address=""; try { addresses = geocoder.getFromLocation(latitude, longitude,1); } catch (IOException e) { e.printStackTrace(); } if (addresses != null) { Address Address = addresses.get(0); StringBuilder strAddress = new StringBuilder(""); for (int i = 0; i < Address.getMaxAddressLineIndex(); i++) { strAddress.append(Address.getAddressLine(i)).append("\n"); } address = strAddress.toString(); address = address.substring(0, address.length()-1); //trim last \n } return address; } @Override protected void onPostExecute(String address) { // Setting address of the touched Position mLocationInfo.setVisibility(View.VISIBLE); mSnackbarLocation.setText(address); Log.d(Config.LOGTAG,"Location: Address = "+ address); } } }