public override void Draw(IDrawingToolkit tk, Area area)
{
if (!UpdateDrawArea(tk, area, Drawable.Area))
{
return;
}
tk.Begin();
tk.FillColor = Drawable.FillColor;
tk.StrokeColor = Drawable.StrokeColor;
tk.LineWidth = Drawable.LineWidth;
tk.DrawArea(Drawable.TopLeft, Drawable.TopRight,
Drawable.BottomRight, Drawable.BottomLeft);
tk.End();
}