private void OnLayersChanged(object sender, NotifyCollectionChangedEventArgs args)
{
if (args.Action == NotifyCollectionChangedAction.Add)
{
foreach (var item in args.NewItems)
{
var layer = item as Layer;
LeafletInterops.AddLayer(_jsRuntime, Id, layer);
}
}
else if (args.Action == NotifyCollectionChangedAction.Remove)
{
foreach (var item in args.OldItems)
{
if (item is Layer layer)
{
LeafletInterops.RemoveLayer(_jsRuntime, Id, layer.Id);
}
}
}
else if (args.Action == NotifyCollectionChangedAction.Replace ||
args.Action == NotifyCollectionChangedAction.Move)
{
foreach (var oldItem in args.OldItems)
{
if (oldItem is Layer layer)
{
LeafletInterops.RemoveLayer(_jsRuntime, Id, layer.Id);
}
}
foreach (var newItem in args.NewItems)
{
LeafletInterops.AddLayer(_jsRuntime, Id, newItem as Layer);
}
}
}
