private void btPrototypePattern_Click(object sender, EventArgs e)
{
string str = "";
ShapeCache.loadCache();
PrototypePattern.Shape clonedShape = (PrototypePattern.Shape)ShapeCache.getShape("1");
str += "Shape : " + clonedShape.Type + "\r\n";
PrototypePattern.Shape clonedShape2 = (PrototypePattern.Shape)ShapeCache.getShape("2");
str += "Shape : " + clonedShape2.Type + "\r\n";
PrototypePattern.Shape clonedShape3 = (PrototypePattern.Shape)ShapeCache.getShape("3");
str += "Shape : " + clonedShape3.Type + "\r\n";
tbOutWindow.Text = str;
}