public void Line()
{
var path = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
var assPath = Path.Combine(path, "tnt.drawing.dll");
var types = Utilities.GetTypes(assPath, t => !t.IsAbstract && (t.InheritsFrom(typeof(CanvasObject)) || t.InheritsFrom(typeof(CanvasLayer))));
var line = new Line();
line.AddVertex(new Vertex(10, 10));
line.AddVertex(new Vertex(100, 100));
var text = Utilities.Serialize(line, types);
var newLine = Utilities.Deserialize <Line>(text, types);
}