MainActivity

package com.geolocat;

import org.w3c.dom.Text;

import com.google.android.maps.GeoPoint;

import android.R.string;
import android.app.Activity;
import android.content.Context;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {

    TextView textLat;
    TextView textLong;
    GeoPoint geopoint;
    TextView tampil;



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

        textLat =(TextView)findViewById(R.id.textLat);
        textLong=(TextView)findViewById(R.id.textLong);

        LocationManager lm = (LocationManager)getSystemService(Context.LOCATION_SERVICE);
        LocationListener ll = new mylocation();
        lm.requestLocationUpdates(LocationManager.GPS_PROVIDER, 3000, 2, ll);



    }

     class mylocation implements LocationListener {
        @Override
        public void onLocationChanged(Location location) {

            if(location != null){

                double plong = location.getLongitude();
                double plat = location.getLatitude();
                double plong2 = location.getLongitude();
                double plat2 = location.getLatitude();

            // maksudnya mau biar setiap location baru dia get coordinate trus langsung hitung gitu pak, ada ide gak? hehehe
            //  Location locationA = new Location("point A");
            //  locationA.setLatitude(plat);
            //  locationA.setLongitude(plong);

            //  Location locationB = new Location("Point B");
            //  locationB.setLongitude(plong2);
            //  locationB.setLatitude(plat2);

            //  float distance = locationA.distanceTo(locationB);

            //  tampil.setText(Float.toString(distance));
                textLat.setText(Double.toString(plat));
                textLong.setText(Double.toString(plong));

            }
        }

        @Override
        public void onStatusChanged(String provider, int status, Bundle extras) {
            // TODO Auto-generated method stub

        }

        @Override
        public void onProviderEnabled(String provider) {
            // TODO Auto-generated method stub


        }

        @Override
        public void onProviderDisabled(String provider) {
            // TODO Auto-generated method stub

        }
     }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        if (id == R.id.action_settings) {
            return true;
        }
        return super.onOptionsItemSelected(item);
    }
}