public MapViewModel ()
{
Data = new ObservableCollection<Place> ();
//Restored regions
foreach (var region in CrossGeofence.Current.Regions.Values)
{
var place = new Place () {
Name = region.Id,
Latitude = region.Latitude,
Longitude = region.Longitude,
Radius = region.Radius,
};
Data.Add (place);
}
IsBusy = true;
}
private async Task AddGeofence()
{
PromptResult result=await UserDialogs.Instance.PromptAsync ("Enter geofence region name", "Add Geofence");
if (result.Ok) {
try {
PromptResult result1 = await UserDialogs.Instance.PromptAsync ("Enter radius (in meters)", "Geofence Radius", "Ok", "Cancel", "", InputType.Number);
double radius = 50;
if (!string.IsNullOrEmpty (result1.Text)) {
radius = double.Parse (result1.Text);
}
UserDialogs.Instance.ShowLoading ();
var place=new Place () {
Name = result.Text,
Latitude = Latitude,
Longitude = Longitude,
Radius = radius
};
Data.Add (place);
CrossGeofence.Current.StartMonitoring(new GeofenceCircularRegion (place.Name,place.Latitude,place.Longitude,place.Radius) {
NotifyOnStay=true,
StayedInThresholdDuration=TimeSpan.FromMinutes(5)
});
MessagingCenter.Send<MapViewModel,Place>(this,"AddPin",place);
UserDialogs.Instance.HideLoading ();
await UserDialogs.Instance.AlertAsync(string.Format("{0} geofence region added!",place.Name));
} catch (Exception ex) {
Debug.WriteLine (ex.ToString ());
}finally{
IsEditing = false;
}
} else {
IsEditing = false;
}
}
void AddPin(Place a)
{
var position = new Xamarin.Forms.Maps.Position(a.Latitude,a.Longitude);
var pin = new Pin {
Type = PinType.Place,
Position = position,
Label =a.Name,
Address=string.Format("Radius: {0}",a.Radius)
};
mapView.Pins.Add(pin);
Debug.WriteLine("TTTT");
}
