Geolocalizzation Titanium

Geolocalizzation

//var Cloud = require('ti.cloud');
Titanium.Geolocation.purpose = "GPS user coordinates";
Titanium.Geolocation.distanceFilter = 2; // set the granularity of the location event
Titanium.Geolocation.accuracy = Titanium.Geolocation.ACCURACY_BEST;
// Titanium.Geolocation.preferredProvider = Titanium.Geolocation.PROVIDER_GPS;

exports.position = function(functionOnSuccess,functionOnError){

locationAdded = false;

  if (Titanium.Geolocation.locationServicesEnabled === false)
	{
		Titanium.UI.createAlertDialog({title:'IsoRadio - Errore GPS', message:L('error_gps')}).show();
		functionOnError();
	}
	else{

		Titanium.Geolocation.showCalibration = false;
		Titanium.Geolocation.headingFilter = 90;
		Titanium.Geolocation.accuracy = Titanium.Geolocation.ACCURACY_BEST;
		Titanium.Geolocation.distanceFilter = 5;


var locationCallback = function(e)
		{
			//alert("You move  10 M");

			if (!e.success || e.error)
			{
				Ti.API.log('error:' + JSON.stringify(e.error));
				Ti.API.log("Code translation: "+translateErrorCode(e.code));
				functionOnError();
				return;
			}

			var longitude = e.coords.longitude;
			var latitude = e.coords.latitude;
			var altitude = e.coords.altitude;
			var heading = e.coords.heading;
			var accuracy = e.coords.accuracy;
			var speed = e.coords.speed;
			var timestamp = e.coords.timestamp;
			var altitudeAccuracy = e.coords.altitudeAccuracy;


		if (locationAdded) {

				     Titanium.Geolocation.removeEventListener('location', locationCallback);
				     locationAdded = false;
			             functionOnSuccess(e.coords);

				    }else{

                                                 functionOnError();

					  }

		}

	Titanium.Geolocation.addEventListener('location', locationCallback);
	locationAdded = true;

}// else

};