EditorMapa2D.Layer.deleteEvent C# (CSharp) Méthode

        public void deleteEvent(Point p)
        {
            Dictionary<int, int> tmp;
            if (evento.ContainsKey(p.X))
            {
                tmp = evento[p.X];
                if(tmp.ContainsKey(p.Y))
                    tmp.Remove(p.Y);

                if (tmp.Count == 0)
                    evento.Remove(p.X);
            }
        }