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

        txtCoordinates = (TextView) findViewById(R.id.LocationText);
        btnSetInfo = (Button) findViewById(R.id.setInfoButton);
        btnHelp = (Button) findViewById(R.id.getHelpButton);


        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED
                && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {

            ActivityCompat.requestPermissions(this, new String[]{
                    Manifest.permission.ACCESS_FINE_LOCATION,
                    Manifest.permission.ACCESS_COARSE_LOCATION
            }, MY_REQUEST_CODE);
        } else {
            if (checkPlayServices()) {
                buildGoogleApiClient();
                createLocationRequest();
            }
        }