How can I compare coordinates in android studio?

0

I want to compare my real location with a separate marker and that you can send me to another intent, this is my code

package com.voxpop.voxpop.myapplication;

import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Point;
import android.location.Location;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.SystemClock;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.FragmentActivity;
import android.support.v4.content.ContextCompat;
import android.util.Log;
import android.view.animation.Interpolator;
import android.view.animation.LinearInterpolator;
import android.widget.Button;
import android.widget.TextView;

import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.PendingResult;
import com.google.android.gms.common.api.Status;
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.OnMapReadyCallback;
import com.google.android.gms.maps.Projection;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;

public class MapsActivity extends FragmentActivity implements LocationListener,
    OnMapReadyCallback, GoogleApiClient
            .ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener     {

private GoogleMap mMap;
private final int MY_LOCATION_REQUEST_CODE = 100;
private Handler handler;
private Marker m, i;


//    private GoogleApiClient googleApiClient;

public final static int SENDING = 1;
public final static int CONNECTING = 2;
public final static int ERROR = 3;
public final static int SENT = 4;
public final static int SHUTDOWN = 5;

private static final String TAG = "LocationActivity";
private static final long INTERVAL = 1000 * 5;
private static final long FASTEST_INTERVAL = 1000 * 5;
Button btnFusedLocation;
TextView tvLocation;
LocationRequest mLocationRequest;
GoogleApiClient mGoogleApiClient;
Location mCurrentLocation;
String mLastUpdateTime;
private Location previousLocation;
private static double THRESHOLD = 1.0;

protected void createLocationRequest() {
    mLocationRequest = new LocationRequest();
    mLocationRequest.setInterval(INTERVAL);
    mLocationRequest.setFastestInterval(FASTEST_INTERVAL);
    mLocationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
}

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_maps);

    createLocationRequest();
    mGoogleApiClient = new GoogleApiClient.Builder(this)
            .addApi(LocationServices.API)
            .addConnectionCallbacks(this)
            .addOnConnectionFailedListener(this)
            .build();

    // Obtain the SupportMapFragment and get notified when the map is ready to be used.
    SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
            .findFragmentById(R.id.map);
    mapFragment.getMapAsync(this);

    handler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            switch (msg.what) {

                case SENDING:

                    break;

            }

        }
    };
}


/**
 * Manipulates the map once available.
 * This callback is triggered when the map is ready to be used.
 * This is where we can add markers or lines, add listeners or move the camera. In this case,
 * we just add a marker near Sydney, Australia.
 * If Google Play services is not installed on the device, the user will be prompted to install
 * it inside the SupportMapFragment. This method will only be triggered once the user has
 * installed Google Play services and returned to the app.
 */
@Override
public void onMapReady(GoogleMap googleMap) {

    prueba();

    LatLng oxxo = new LatLng(19.428873, -99.176542);
    i = mMap.addMarker(new MarkerOptions().position(oxxo)
            .title("Oxxo"));
    googleMap.moveCamera(CameraUpdateFactory.newLatLng(oxxo));
    mMap = googleMap;


    // Add a marker in Sydney and move the camera
    LatLng cdmx = new LatLng(19.432608,  -99.133208);

    m = mMap.addMarker(new MarkerOptions().position(cdmx).title("Marker in " +
            "Sydney"));
    mMap.moveCamera(CameraUpdateFactory.newLatLng(cdmx) );


    if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION)
            == PackageManager.PERMISSION_GRANTED) {
        mMap.setMyLocationEnabled(true);
    } else {
        // Show rationale and request permission.
    }


}


public void rotateMarker(final Marker marker, final float toRotation, final float st) {
    final Handler handler = new Handler();
    final long start = SystemClock.uptimeMillis();
    final float startRotation = st;
    final long duration = 1555;

    final Interpolator interpolator = new LinearInterpolator();

    handler.post(new Runnable() {
        @Override
        public void run() {
            long elapsed = SystemClock.uptimeMillis() - start;
            float t = interpolator.getInterpolation((float) elapsed / duration);

            float rot = t * toRotation + (1 - t) * startRotation;

            marker.setRotation(-rot > 180 ? rot / 2 : rot);
            if (t < 1.0) {
                // Post again 16ms later.
                handler.postDelayed(this, 16);
            }
        }
    });
}


public void animateMarker(final LatLng toPosition, final boolean hideMarke) {
    final Handler handler = new Handler();
    final long start = SystemClock.uptimeMillis();
    Projection proj = mMap.getProjection();
    Point startPoint = proj.toScreenLocation(m.getPosition());
    final LatLng startLatLng = proj.fromScreenLocation(startPoint);
    final long duration = 5000;

    final Interpolator interpolator = new LinearInterpolator();

    handler.post(new Runnable() {
        @Override
        public void run() {
            long elapsed = SystemClock.uptimeMillis() - start;
            float t = interpolator.getInterpolation((float) elapsed
                    / duration);
            double lng = t * toPosition.longitude + (1 - t)
                    * startLatLng.longitude;
            double lat = t * toPosition.latitude + (1 - t)
                    * startLatLng.latitude;
            m.setPosition(new LatLng(lat, lng));

            if (t < 1.0) {
                // Post again 16ms later.
                handler.postDelayed(this, 16);
            } else {
                if (hideMarke) {
                    m.setVisible(false);
                } else {
                    m.setVisible(true);
                }
            }
        }
    });
}

private double bearingBetweenLocations(LatLng latLng1, LatLng latLng2) {

    double PI = 3.14159;
    double lat1 = latLng1.latitude * PI / 180;
    double long1 = latLng1.longitude * PI / 180;
    double lat2 = latLng2.latitude * PI / 180;
    double long2 = latLng2.longitude * PI / 180;

    double dLon = (long2 - long1);

    double y = Math.sin(dLon) * Math.cos(lat2);
    double x = Math.cos(lat1) * Math.sin(lat2) - Math.sin(lat1)
            * Math.cos(lat2) * Math.cos(dLon);

    double brng = Math.atan2(y, x);

    brng = Math.toDegrees(brng);
    brng = (brng + 360) % 360;

    return brng;
}

public void prueba(){

    Location oxxo = new Location("");
    oxxo.setLatitude(i.getPosition().latitude);
    oxxo.setLongitude(i.getPosition().longitude);

    if (previousLocation.distanceTo(oxxo) < THRESHOLD) {
            Intent intent = new Intent(MapsActivity.this, pantalla2Activity.class);
            startActivity(intent);
    }
}


/* @Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[]
        grantResults) {
    if (requestCode == MY_LOCATION_REQUEST_CODE) {
        if (permissions.length == 1 &&
                permissions[0] == Manifest.permission.ACCESS_FINE_LOCATION &&
                grantResults[0] == PackageManager.PERMISSION_GRANTED) {
            mMap.setMyLocationEnabled(true);
        } else {
            // Permission was denied. Display an error message.
        }
    }
}*/

@Override
public void onConnected(@Nullable Bundle bundle) {

    Log.d(TAG, "onConnected - isConnected ...............: " + mGoogleApiClient.isConnected());
    startLocationUpdates();
}

@Override
protected void onStart() {
    super.onStart();
    Log.d(TAG, "onStart fired ..............");
    mGoogleApiClient.connect();
}

@Override
protected void onStop() {
    super.onStop();

    mGoogleApiClient.disconnect();
    Log.d(TAG, "isConnected ...............: " + mGoogleApiClient.isConnected());
}

@Override
public void onConnectionSuspended(int i) {

}

@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {

}

protected void startLocationUpdates() {
    if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION)
            != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this,
            Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
        return;
    }
    PendingResult<Status> pendingResult = LocationServices.FusedLocationApi
            .requestLocationUpdates(mGoogleApiClient, mLocationRequest, this);
    Log.d(TAG, "Location update started ..............: ");
}

LatLng previouslatLng;

@Override
public void onLocationChanged(Location location) {
    previouslatLng = new LatLng(location.getLatitude(), location.getLongitude());

    double rota = 0.0;
    double startrota = 0.0;
    if (previousLocation != null) {

        rota = bearingBetweenLocations(previouslatLng, new LatLng(location.getLatitude
                (), location.getLongitude()));
    }


    rotateMarker(m, (float) rota, (float) startrota);


    previousLocation = location;
    Log.d(TAG, "Firing onLocationChanged..........................");
    Log.d(TAG, "lat :" + location.getLatitude() + "long :" + location.getLongitude());
    Log.d(TAG, "bearing :" + location.getBearing());

    animateMarker(new LatLng(location.getLatitude(), location.getLongitude()), false);
    //new ServerConnAsync(handler, MapsActivity.this,location).execute();


}

@Override
protected void onPause() {
    super.onPause();
    stopLocationUpdates();
}

protected void stopLocationUpdates() {
    LocationServices.FusedLocationApi.removeLocationUpdates(
            mGoogleApiClient, this);
    Log.d(TAG, "Location update stopped .......................");
}

@Override
public void onResume() {
    super.onResume();
    if (mGoogleApiClient.isConnected()) {
        startLocationUpdates();
        Log.d(TAG, "Location update resumed .....................");

    }
}
}
    
asked by Francisco Navarrete 22.02.2018 в 00:41
source

0 answers