How to get GPS data from Playbook and save in a File and read it.

import flash.sensors.Geolocation;

import flashx.textLayout.factory.StringTextLineFactory;

import mx.events.FlexEvent;

import qnx.media.QNXStageWebView;

private var geoLocation:Geolocation;

private var ObjfiletoSave:File;

private var Objstream:FileStream = new FileStream();

private var Objstream2:FileStream = new FileStream();

private var Count:Number =0;

private var Coord: String="";

protected function application1_applicationCompleteHandler(event:FlexEvent):void {

lectura.text="file applicationdirectory: "+File.applicationDirectory.nativePath +"\n"

+"file applicationStorageDirectory: "+File.applicationStorageDirectory.nativePath +"\n"

+"file desktopDirectory: "+File.desktopDirectory.nativePath +"\n"

+"file documentsDirectory: "+File.documentsDirectory.nativePath +"\n"

+"file userDirectory: "+File.userDirectory.nativePath +"\n"

// TODO Auto-generated method stub

if(Geolocation.isSupported==true){

geoLocation = new Geolocation();

geoLocation.setRequestedUpdateInterval(1000);

geoLocation.addEventListener(GeolocationEvent.UPDATE,handleLocateRequest);

}else{

status.text="No soporta Geolocalización!"

}

}

private function handleLocateRequest(event:GeolocationEvent):void{

var mph:Number = event.speed * 2.23693629;

var kph:Number = event.speed * 3.6;

info.text="Actualización: " + new Date().toTimeString() + "\n\n"

+ "latitud: " + event.latitude.toString() + "\n"

+ "longitud: " + event.longitude.toString() + "\n"

+ "altitud: " + event.altitude.toString() + "\n"

+ "speed: " + event.speed.toString() + "\n"

+ "speed: " + mph.toString() + "\n"

+ "speed: " + kph.toString() + "\n"

+ "cabecera: " + event.heading.toString()+ "\n"

+ "horizontal accuracy: " + event.horizontalAccuracy.toString() + "\n"

+ "vertical accuracy: " + event.verticalAccuracy.toString() ;

SaveinTextFile(event.latitude.toString(),event.longitude.toString());

}

private function SaveinTextFile(Latitud:String,Longitud:String):void{

var Fecha:String = new Date().toTimeString();

ObjfiletoSave=File.documentsDirectory.resolvePath("samples/GPS.txt");

status.text="Salva Lectura de " + File.documentsDirectory.nativePath + "/samples/GPS.txt";

Objstream.open(ObjfiletoSave, FileMode.APPEND);

Objstream.writeUTFBytes("var Count"+ Count.toString() +"=new GLatLng("+ Latitud + "," + Longitud + "); \n" )

Coord= Coord + "Count" + Count.toString()+",";

Count ++;

}

private function ReadTextFile():void{

ObjfiletoSave=File.documentsDirectory.resolvePath("samples/GPS.txt");

status.text="Lectura de " + File.documentsDirectory.name + "/samples/GPS.txt";

var Objstream2:FileStream = new FileStream();

Objstream.open(ObjfiletoSave, FileMode.READ);

lectura.text = Objstream.readUTFBytes(Objstream.bytesAvailable);

Objstream.close();

//status.text="Lectura..." }

protected function detener_clickHandler(event:MouseEvent):void

{

// TODO Auto-generated method stub

geoLocation.removeEventListener(GeolocationEvent.UPDATE,handleLocateRequest);

status.text="Lectura detenida";

Objstream.writeUTFBytes(Coord );

Objstream.close();

}

protected function mostrar_clickHandler(event:MouseEvent):void {

// TODO Auto-generated method stub

ReadTextFile();

}

protected function continua_clickHandler(event:MouseEvent):void {

// TODO Auto-generated method stub

geoLocation = new Geolocation();

geoLocation.setRequestedUpdateInterval(1000);

geoLocation.addEventListener(GeolocationEvent.UPDATE,handleLocateRequest);

}