public static void AddLocationEntry(LocationDescription location)
{
if (location == null)
{
throw new ArgumentNullException("location");
}
if (location.DisplayName.Equals(SR.MyCurrentLocationText, StringComparison.OrdinalIgnoreCase))
{
return;
}
var matches = _entries.Where(o => o.DisplayName == location.DisplayName);
var add = true;
foreach (var m in matches)
{
// don't add recurrent search terms
if (m.GeoCoordinate == null
&& location.GeoCoordinate == null)
{
add = false;
break;
}
// Add entry with identical names but different location
if (m.GeoCoordinate != null
&& location.GeoCoordinate != null
&& m.GeoCoordinate.GetDistanceTo(location.GeoCoordinate) < 10)
{
add = false;
break;
}
}
if (add)
{
// Add an entry with the location set
_entries.Add(location);
return;
}
// prune excess data
while (_entries.Count > 200)
{
// remove oldest entry, but not My Location
_entries.RemoveAt(1);
}
}
private void UpdateLocation(string endpoint, LocationDescription location)
{
DispatcherHelper.CheckBeginInvokeOnUI(
() =>
{
AutoCompleteDataManager.AddLocationEntry(location);
if (endpoint == "start")
{
this.StartLocationText = location.DisplayName;
this._isStartLocationStale = false;
this.SelectedStartLocation = location;
}
else
{
this.EndLocationText = location.DisplayName;
this._isEndLocationStale = false;
this.SelectedEndLocation = location;
}
this.CoreCalculateTransit();
});
}
private void SelectedOnMapActionTap(object sender, System.Windows.Input.GestureEventArgs e)
{
var pushpin = (Pushpin)sender;
var point = e.GetPosition(pushpin);
var startZone = point.X > 8 && point.X < 72 && point.Y < -16 && point.Y > -42;
var endZone = point.X < -8 && point.X > -72 && point.Y > 16 && point.Y < 42;
if (startZone || endZone)
{
this.SetUIVisibility(UIViewState.OnlyStartEndInputsView);
pushpin.Visibility = Visibility.Collapsed;
this.IsEnabled = false;
ProxyQuery.GetLocationAddress(
pushpin.Location).ContinueWith(
continuation =>
{
var result = continuation.Result.ToList();
DispatcherHelper.CheckBeginInvokeOnUI(
() =>
{
var displayName = "Unknown location";
if (result.Count > 0)
{
displayName = result[0].DisplayName;
}
var loc = new LocationDescription(pushpin.Location) { DisplayName = displayName };
if (startZone)
{
this._viewModel.StartLocationText = displayName;
this._viewModel.SelectedStartLocation = loc;
}
else
{
this._viewModel.EndLocationText = displayName;
this._viewModel.SelectedEndLocation = loc;
}
this.IsEnabled = true;
});
});
}
e.Handled = true;
}
