public FlatDrawer(DrawingKit drawingKit, Effect effect)
     : base(drawingKit, effect)
 {
 }
 public Drawer(DrawingKit drawingKit, Effect effect)
 {
     _drawingKit = drawingKit;
     _effect     = effect;
 }
 public DefaultDrawer(DrawingKit drawingKit, Effect effect)
     : base(drawingKit, effect)
 {
 }