@Override
protected void onResume() {
super.onResume();
firstfix = true;
if (!data.isRunning()) {
Gson gson = new Gson();
String json = sharedPreferences.getString("data", "");
data = gson.fromJson(json, Data.class);
}
if (data == null) {
data = new Data(onGpsServiceUpdate);
} else {
data.setOnGpsServiceUpdate(onGpsServiceUpdate);
}
if (mLocationManager.getAllProviders().indexOf(LocationManager.GPS_PROVIDER) >= 0) {
mLocationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 500, 0, this);
} else {
Log.w(
"MainActivity",
"No GPS location provider found. GPS data display will not be available.");
}
if (!mLocationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
showGpsDisabledDialog();
}
mLocationManager.addGpsStatusListener(this);
}
@Override
public void onLocationChanged(Location location) {
if (location.hasAccuracy()) {
SpannableString s = new SpannableString(String.format("%.0f", location.getAccuracy()) + "m");
s.setSpan(new RelativeSizeSpan(0.75f), s.length() - 1, s.length(), 0);
accuracy.setText(s);
if (firstfix) {
status.setText("");
fab.setVisibility(View.VISIBLE);
if (!data.isRunning() && !maxSpeed.getText().equals("")) {
refresh.setVisibility(View.VISIBLE);
}
firstfix = false;
}
} else {
firstfix = true;
}
if (location.hasSpeed()) {
progressBarCircularIndeterminate.setVisibility(View.GONE);
SpannableString s =
new SpannableString(String.format("%.0f", location.getSpeed() * 3.6) + "km/h");
s.setSpan(new RelativeSizeSpan(0.25f), s.length() - 4, s.length(), 0);
currentSpeed.setText(s);
}
}
public void onFabClick(View v) {
if (!data.isRunning()) {
fab.setImageDrawable(getResources().getDrawable(R.drawable.ic_action_pause));
data.setRunning(true);
time.setBase(SystemClock.elapsedRealtime() - data.getTime());
time.start();
data.setFirstTime(true);
startService(new Intent(getBaseContext(), GpsServices.class));
refresh.setVisibility(View.INVISIBLE);
} else {
fab.setImageDrawable(getResources().getDrawable(R.drawable.ic_action_play));
data.setRunning(false);
status.setText("");
stopService(new Intent(getBaseContext(), GpsServices.class));
refresh.setVisibility(View.VISIBLE);
}
}