public Originator(double x, double y, CareTaker careTaker)
{
X = x;
Y = y;
_careTaker = careTaker;
CreateSavePoint(_initialSavePointName);
}
public Originator(double x, double y, CareTaker careTaker)
{
CreateSavePoint("INITIAL");
X = x;
Y = y;
_careTaker = careTaker;
}
public static void Main(string[] args)
{
var careTaker = new CareTaker();
var originator = new Originator(5, 10, careTaker);
Console.WriteLine($"Default State: {originator}");
originator.X = originator.Y * 51;
Console.WriteLine($"State: {originator}");
originator.CreateSavepoint("SAVE1");
originator.Y = originator.X / 22;
Console.WriteLine($"State: {originator}");
originator.Undo();
Console.WriteLine($"State after undo: {originator}");
originator.X = Math.Pow(originator.X, 3);
originator.CreateSavepoint("SAVE2");
Console.WriteLine($"State: {originator}");
originator.Y = originator.X - 30;
originator.CreateSavepoint("SAVE3");
Console.WriteLine($"State: {originator}");
originator.Y = originator.X / 22;
originator.CreateSavepoint("SAVE4");
Console.WriteLine($"State: {originator}");
originator.Undo("SAVE2");
Console.WriteLine($"Retrieving at: {originator}");
originator.UndoAll();
Console.WriteLine($"State after undo all: {originator}");
}
public Originator(double x, double y, CareTaker careTaker)
{
CreateSavePoint("INITIAL");
throw new System.NotImplementedException();
}