private static void OnProviderVisibilityChanged(MarkerProvider provider)
{
if (provider.Visible)
{
Instance.GetMarker(provider.RequiredMarkerType).AssignProvider(provider);
}
}
protected void OnProviderVisibilityChanged(MarkerProvider provider)
{
if (!provider.Visible)
{
provider.OnVisibilityChanged -= OnProviderVisibilityChanged;
Hide();
}
}
public static void RegisterProvider(MarkerProvider provider)
{
if (_MarkerProviders.Contains(provider))
{
return;
}
_MarkerProviders.Add(provider);
provider.OnVisibilityChanged += OnProviderVisibilityChanged;
OnProviderVisibilityChanged(provider);
}
public void AssignProvider(MarkerProvider provider)
{
Debug.Assert(provider != null);
if (_MarkerProvider != null)
{
_MarkerProvider.OnVisibilityChanged -= OnProviderVisibilityChanged;
}
_MarkerProvider = provider;
_MarkerProvider.OnVisibilityChanged += OnProviderVisibilityChanged;
Show();
}
public static void UnregisterProvider(MarkerProvider provider)
{
_MarkerProviders.Remove(provider);
provider.OnVisibilityChanged -= OnProviderVisibilityChanged;
}
