public void OnElementReady(HUDNavigationElement element)
{
    // Fires directly after the element got initialized and is ready.
    // It's safe to interact with the element after this event has fired.
}

public void OnAppear(HUDNavigationElement element, NavigationElementType type)
{
    // Fires directly when the element appears on screen.
    // This event will fire for each feature individually!
    // Use the type parameter to check, which feature fired this event.
}

public void OnDisappear(HUDNavigationElement element, NavigationElementType type)
{
    // Fires directly when the element disappears from the screen.
    // This event will fire for each feature individually!
    // Use the type parameter to check, which feature fired this event.
}

public void OnEnterRadius(HUDNavigationElement element, NavigationElementType type)
{
    // Fires directly when the element enters the defined radius.
    // This event will fire for each feature individually!
    // Use the type parameter to check, which feature fired this event.
}

public void OnLeaveRadius(HUDNavigationElement element, NavigationElementType type)
{
    // Fires directly when the element leaves the defined radius.
    // This event will fire for each feature individually!
    // Use the type parameter to check, which feature fired this event.
}