Im working with windows phone 8.1 geolocation. The problem that I currently have is that my code only shows the first numbers of my coordinate. Example: If the coordinate is "41.233" the app only shows "41.00" . I need it to be as accurate as possible. In case it matters, im using windows phone 8.1 emulator to try the app, not an actual phone.
My code:
public sealed partial class MainPage : Page
{
bool shouldSend = false;
DispatcherTimer timer = new DispatcherTimer();
public MainPage()
{
this.InitializeComponent();
this.NavigationCacheMode = NavigationCacheMode.Required;
}
private async Task GetLocation()
{
Geolocator geolocator = new Geolocator();
geolocator.DesiredAccuracy = Windows.Devices.Geolocation.PositionAccuracy.High;
try
{
Geoposition geoposition = await geolocator.GetGeopositionAsync(
maximumAge: TimeSpan.FromSeconds(1),
timeout: TimeSpan.FromSeconds(10)
);
LatitudeTxt.Text = geoposition.Coordinate.Latitude.ToString("0.00");
LongitudeTxt.Text = geoposition.Coordinate.Longitude.ToString("0.00");
LatLonTxt.Text = LatitudeTxt.Text + ", " + LongitudeTxt.Text;
var speed = geoposition.Coordinate.Speed.ToString();
ProcessingTxt.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
string result = "";
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(
"http://proyecto-busways.rhcloud.com/colectivos?p=lta123&l=80&d=moyano&lat=" + LatitudeTxt.Text + "&lon=" + LongitudeTxt.Text + "&v=" + speed + "&Accion=Agregar");
request.ContinueTimeout = 4000;
request.Credentials = CredentialCache.DefaultNetworkCredentials;
using (HttpWebResponse response = (HttpWebResponse)await request.GetResponseAsync())
{
if (response.StatusCode == HttpStatusCode.OK)
{
//To obtain response body
using (Stream streamResponse = response.GetResponseStream())
{
using (StreamReader streamRead = new StreamReader(streamResponse, Encoding.UTF8))
{
result = streamRead.ReadToEnd();
}
}
}
}
}
catch (Exception ex)
{
ProcessingTxt.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
if ((uint)ex.HResult == 0x80004004)
{
// the application does not have the right capability or the location master switch is off
}
//else
{
// something else happened acquring the location
}
}
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// </summary>
/// <param name="e">Event data that describes how this page was reached.
/// This parameter is typically used to configure the page.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
// TODO: Prepare page for display here.
// TODO: If your application contains multiple pages, ensure that you are
// handling the hardware Back button by registering for the
// Windows.Phone.UI.Input.HardwareButtons.BackPressed event.
// If you are using the NavigationHelper provided by some templates,
// this event is handled for you.
}
private async void StartSending_Click(object sender, RoutedEventArgs e)
{
await GetLocation();
timer.Tick += timer_Tick;
timer.Interval = new TimeSpan(0, 0, 5);
timer.Start();
StartSending.IsEnabled = false;
}
async void timer_Tick(object sender, object e)
{
ProcessingTxt.Visibility = Windows.UI.Xaml.Visibility.Visible;
await GetLocation();
}
private void EndSending_Click(object sender, RoutedEventArgs e)
{
timer.Tick -= timer_Tick;
timer.Stop();
StartSending.IsEnabled = true;
EndSending.IsEnabled = false;
}
private void GPS_Tapped(object sender, TappedRoutedEventArgs e)
{
Frame.Navigate(typeof(ContactPage));
}
}
Thanks for your help!
Did you try out the Geolocator.DesiredAccuracyInMeters property?
geolocator.DesiredAccuracyInMeters = 3;
In this point LatitudeTxt.Text = geoposition.Coordinate.Latitude.ToString("0.00");
LongitudeTxt.Text = geoposition.Coordinate.Longitude.ToString("0.00");
You indicated that you have 0.00 decimals, for more accuracy you should put 0.000000
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