protected override void OnBindingContextChanged()
{
base.OnBindingContextChanged();
ViewModel = BindingContext as MapMainPageModel;
if (ViewModel == null)
{
return;
}
#region Map_Pins_Set
ViewModel.PropertyChanged += (sender, e) =>
{
if (e.PropertyName == "Customers")
{
if (ViewModel.Customers != null && ViewModel.Customers.Count >= 0)
{
SetPins(ViewModel);
}
}
else if (e.PropertyName == "AllPartners")
{
(BindingContext as MapMainPageModel).FilterVisibleRegion(Map.VisibleRegion);
bt_search.IsVisible = true;
}
};
SetPins(ViewModel);
#endregion
}
void SetPins(MapMainPageModel context)
{
if ((Map.Pins != null) && (Map.Pins.Count > 0))
{
Map.Pins.Clear();
}
if (context.Customers != null)
{
foreach (var cust in context.Customers)
{
if (cust.PartnerLatitude != 0 && cust.PartnerLongitude != 0)
{
var pin = new Pin()
{
Address = cust.ContactAddress,
IsDraggable = false,
Flat = true,
Label = cust.Name,
Type = PinType.SavedPin,
IsVisible = true,
Icon = BitmapDescriptorFactory.FromView(new BindingPinView(string.IsNullOrWhiteSpace(cust.Name) ? "P" : cust.Name.Trim().Substring(0, 1), Convert(cust.LastCheckinAt))),
Position = new Position(cust.PartnerLatitude.HasValue ? cust.PartnerLatitude.Value : 0, cust.PartnerLongitude.HasValue ? cust.PartnerLongitude.Value : 0)
};
Map.Pins.Add(pin);
}
}
}
if (!Map.Pins.Contains(MyPin) && !string.IsNullOrEmpty(MyPin.Label))
{
Map.Pins.Add(MyPin);
}
}
