package com.example.pointkeeper;
import java.util.ArrayList;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.location.Criteria;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.os.IBinder;
import android.util
public class ServicePointKeeper extends Service implements LocationListener{
double latitude;
double longitude;
private LocationManager lm;
ArrayList<Point> pt;
Point p;
private Context context;
private Location loc;
private final static long TEMPO_DE_ATUALIZACAO = 1 * 60 * 1000 ;
private final static float DISTANCIA_DE_ATUALIZACAO = 1 ;
public void setGPS(){
Criteria criteria = new Criteria();
criteria.setAccuracy( Criteria.ACCURACY_FINE );
criteria.setAltitudeRequired(true);
String provider = lm.getBestProvider(criteria, true);
if ( provider == null ) {
Log.d("SistemaGPS.ativar", "Nenhum provedor encontrado.");
} else {
Log.d("SistemaGPS.ativar", "Provedor utilizado: " + provider);
//lm.requestLocationUpdates(LocationManager.GPS_PROVIDER, TEMPO_DE_ATUALIZACAO, DISTANCIA_DE_ATUALIZACAO , this);
lm.requestLocationUpdates(provider, TEMPO_DE_ATUALIZACAO, DISTANCIA_DE_ATUALIZACAO , this);
}
}
public void updateList(){
p.setLatitude(loc.getLatitude());
p.setLongitude(loc.getLongitude());
pt.add(p);
}
@Override
public void onLocationChanged(Location location) {
// TODO Auto-generated method stub
loc = location;
Toast.makeText(getApplicationContext(), "Lat: " + loc.getLatitude() + "Long: " + loc.getLongitude(), Toast.LENGTH_LONG).show();
updateList();
}
@Override
public void onProviderDisabled(String provider) {
// TODO Auto-generated method stub
}
@Override
public void onProviderEnabled(String provider) {
// TODO Auto-generated method stub
}
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
// TODO Auto-generated method stub
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
// TODO Auto-generated method stub
Toast.makeText(getBaseContext(), "Serviço iniciado", Toast.LENGTH_SHORT).show();
this.loc = null;
pt = new ArrayList<Point>();
p = new Point();
lm = (LocationManager)getSystemService(Context.LOCATION_SERVICE);
setGPS();
Toast.makeText(getBaseContext(), "GPS setado", Toast.LENGTH_SHORT).show();
return START_STICKY;
}
@Override
public void onDestroy() {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(), "Serviço parado", Toast.LENGTH_SHORT).show();
Toast.makeText(getApplicationContext(), "Lat: " + latitude + "Long: " + longitude, Toast.LENGTH_SHORT).show();
Intent it = new Intent(getApplicationContext(), ShowPoints.class);
it.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Bundle b = new Bundle();
b.putParcelableArrayList("points", pt);
it.putExtras(b);
startActivity(it);
super.onDestroy();
}
@Override
public IBinder onBind(Intent intent) {
// TODO Auto-generated method stub
return null;
}
}
したがって、このコードでは、ポイントのリストを、後で使用するポイントの ArrayList に保存することを意図しています。しかし、すべてのポイント (緯度と経度) の値は同じです。最初の値を取得すると、他のすべての値は同じになります。onLocationChanged が呼び出されないようです。誰かが私を助けることができますか?