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Question by
Roshanpanahi · Jun 14, 2018 at 09:20 AM ·
androidpluginandroidpluginlocationgps
How to pass accurate GPS location from android studio to unity?
Hi guys! My script returns accurate GPS location on android studio BUT I cant pass the values to C# unity.
import android.Manifest;
import android.annotation.TargetApi;
import android.app.Service;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.location.Criteria;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Build;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.widget.TextView;
import java.text.DateFormat;
import java.util.ArrayList;
//////////////////////////////////
//////////////////////////////////
public class MainActivity extends AppCompatActivity implements LocationListener {
final String TAG = "GPS";
private final static int ALL_PERMISSIONS_RESULT = 101;
private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 1/100;
private static final long MIN_TIME_BW_UPDATES = 1;
//1000 * 60 * 1
TextView tvLatitude, tvLongitude, tvTime;
LocationManager locationManager;
Location loc;
ArrayList<String> permissions = new ArrayList<>();
ArrayList<String> permissionsToRequest;
ArrayList<String> permissionsRejected = new ArrayList<>();
boolean isGPS = false;
boolean isNetwork = false;
boolean canGetLocation = true;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
tvLatitude = (TextView) findViewById(R.id.tvLatitude);
tvLongitude = (TextView) findViewById(R.id.tvLongitude);
tvTime = (TextView) findViewById(R.id.tvTime);
locationManager = (LocationManager) getSystemService(Service.LOCATION_SERVICE);
isGPS = locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER);
isNetwork = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
permissions.add(Manifest.permission.ACCESS_FINE_LOCATION);
permissions.add(Manifest.permission.ACCESS_COARSE_LOCATION);
permissionsToRequest = findUnAskedPermissions(permissions);
if (!isGPS && !isNetwork) {
Log.d(TAG, "Connection off");
// showSettingsAlert();
getLastLocation();
} else {
Log.d(TAG, "Connection on");
// check permissions
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
if (permissionsToRequest.size() > 0) {
requestPermissions(permissionsToRequest.toArray(new String[permissionsToRequest.size()]),
ALL_PERMISSIONS_RESULT);
Log.d(TAG, "Permission requests");
canGetLocation = false;
}
}
// get location
getLocation();
}
}
@Override
public void onLocationChanged (Location location) {
Log.d(TAG, "onLocationChanged");
updateUI(location);
}
@Override
public void onStatusChanged(String s, int i, Bundle bundle) {}
@Override
public void onProviderEnabled(String s) {
getLocation();
}
@Override
public void onProviderDisabled(String s) {
if (locationManager != null) {
locationManager.removeUpdates(this);
}
}
private void getLocation() {
try {
if (canGetLocation) {
Log.d(TAG, "Can get location");
if (isGPS) {
// from GPS
Log.d(TAG, "GPS on");
locationManager.requestLocationUpdates(
LocationManager.GPS_PROVIDER,
MIN_TIME_BW_UPDATES,
MIN_DISTANCE_CHANGE_FOR_UPDATES, this);
if (locationManager != null) {
loc = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER);
if (loc != null)
updateUI(loc);
}
} else if (isNetwork) {
// from Network Provider
Log.d(TAG, "NETWORK_PROVIDER on");
locationManager.requestLocationUpdates(
LocationManager.NETWORK_PROVIDER,
MIN_TIME_BW_UPDATES,
MIN_DISTANCE_CHANGE_FOR_UPDATES, this);
if (locationManager != null) {
loc = locationManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
if (loc != null)
updateUI(loc);
}
} else {
loc.setLatitude(0);
loc.setLongitude(0);
updateUI(loc);
}
} else {
Log.d(TAG, "Can't get location");
}
} catch (SecurityException e) {
e.printStackTrace();
}
}
private void getLastLocation() {
try {
Criteria criteria = new Criteria();
String provider = locationManager.getBestProvider(criteria, false);
Location location = locationManager.getLastKnownLocation(provider);
Log.d(TAG, provider);
Log.d(TAG, location == null ? "NO LastLocation" : location.toString());
} catch (SecurityException e) {
e.printStackTrace();
}
}
private ArrayList findUnAskedPermissions(ArrayList<String> wanted) {
ArrayList result = new ArrayList();
for (String perm : wanted) {
if (!hasPermission(perm)) {
result.add(perm);
}
}
return result;
}
private boolean hasPermission(String permission) {
if (canAskPermission()) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
return (checkSelfPermission(permission) == PackageManager.PERMISSION_GRANTED);
}
}
return true;
}
private boolean canAskPermission() {
return (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP_MR1);
}
@TargetApi(Build.VERSION_CODES.M)
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
switch (requestCode) {
case ALL_PERMISSIONS_RESULT:
Log.d(TAG, "onRequestPermissionsResult");
for (String perms : permissionsToRequest) {
if (!hasPermission(perms)) {
permissionsRejected.add(perms);
}
}
if (permissionsRejected.size() > 0) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
if (shouldShowRequestPermissionRationale(permissionsRejected.get(0))) {
// showMessageOKCancel("These permissions are mandatory for the application. Please allow access.",
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
requestPermissions(permissionsRejected.toArray(
new String[permissionsRejected.size()]), ALL_PERMISSIONS_RESULT);
}
}
};
return;
}
}
} else {
Log.d(TAG, "No rejected permissions.");
canGetLocation = true;
getLocation();
}
break;
}
}
private void updateUI (Location loc) {
Log.d(TAG, "updateUI");
tvLatitude.setText(Double.toString(loc.getLatitude()));
String LA =(Double.toString(loc.getLatitude()));
String LO =(Double.toString(loc.getLongitude()));
tvLongitude.setText(Double.toString(loc.getLongitude()));
tvTime.setText(DateFormat.getTimeInstance().format(loc.getTime()));
// return LA ;
}
@Override
protected void onDestroy() {
super.onDestroy();
if (locationManager != null) {
locationManager.removeUpdates(this);
}
}
}
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