protected async override void OnAppearing()
{
base.OnAppearing();
try
{
Location[] list;
using (var cancelSrc = new CancellationTokenSource())
{
using (var cancelSrc1 = new CancellationTokenSource() /*UserDialogs.Instance.Loading("Hämtar plats data", cancelSrc.Cancel, "Cancel")*/)
{
using (UserDialogs.Instance.Loading("Hämtar platsdata", cancelSrc.Cancel, "Avbryt"))
{
GPSLocation gpsloc = new GPSLocation();
await gpsloc.getUserLocation().ToTask(cancelSrc1.Token);
//Task.Delay(6000);
list = await App.UserManager.saveUserLocation().ToTask(cancelSrc.Token);
}
}
}
map = new Map(MapSpan.FromCenterAndRadius(new Position(App.Latitude, App.Longitude), Distance.FromKilometers(20)))
{
IsShowingUser = true,
HeightRequest = 100,
WidthRequest = 960,
VerticalOptions = LayoutOptions.FillAndExpand
};
var stack = new StackLayout {
Spacing = 0
};
stack.Children.Add(map);
Content = stack;
var slider = new Slider(1, 18, 1);
slider.ValueChanged += (sender, e) =>
{
var zoomLevel = e.NewValue; // between 1 and 18
var latlongdegrees = 360 / (Math.Pow(2, zoomLevel));
map.MoveToRegion(new MapSpan(map.VisibleRegion.Center, latlongdegrees, latlongdegrees));
};
if (list.Length != 0)
{
for (int i = 0; i < list.Length; i++)
{
var loc = list.ElementAt(i);
try
{/*pin.Clicked += async (sender, e) =>
* { await DisplayAlert("This is a tag", "Click click, click", "Cancel"); */
var pin = new Pin()
{
Position = new Position(Convert.ToDouble(loc.latitude), Convert.ToDouble(loc.longitude)),
Label = "Adda som beskyddare",
Type = PinType.SavedPin,
BindingContext = loc
};
pin.Clicked += async(sender, e) =>
{
var button = sender as Pin;
Location todo = button.BindingContext as Location;
FriendsList f = new FriendsList()
{
FriendFBID = todo.fbid, UserName = todo.userName, ImgLink = null, UserFBID = App.FacebookId
};
await App.FriendsManager.SaveTaskAsync(f, true);
await DisplayAlert("Beskydare", "Du har Addat en ny Beskydare", "Cancel");
};
map.Pins.Add(pin);
}
catch (Exception e)
{
var pin1 = new Pin()
{
Position = new Position(Convert.ToDouble(loc.latitude.Replace('.', ',')),
Convert.ToDouble(loc.longitude.Replace('.', ','))),
Label = "Adda som beskyddare",
Type = PinType.SavedPin,
BindingContext = loc
};
pin1.Clicked += async(senderr, ee) =>
{
var button = senderr as Pin;
Location todo = button.BindingContext as Location;
FriendsList f = new FriendsList()
{
FriendFBID = todo.fbid, UserName = todo.userName, ImgLink = null, UserFBID = App.FacebookId
};
await App.FriendsManager.SaveTaskAsync(f, true);
await DisplayAlert("Beskydare", "Du har Addat en ny Beskydare", "Cancel");
};
map.Pins.Add(pin1);
}
}
}
}
catch (Exception) { }
}
