private void btnUndo_Click(object sender, RoutedEventArgs e) //Undo's a chance in the editor, gets called by clicking the undo button in the MainWinwdow
{
CareTaker c = careTaker;
if (currentMemento >= 1)
{
currentMemento--;
lilypondText.Text = originator.RestoreFromMemento(careTaker.Get(currentMemento));
keyHandler.RestartThread();
}
reEvaluateButtons();
}
public void Main()
{
Originator originator = new Originator();
CareTaker careTaker = new CareTaker();
originator.SetState("State #1");
originator.SetState("State #2");
careTaker.Add(originator.SaveStateToMemento());
originator.SetState("State #3");
careTaker.Add(originator.SaveStateToMemento());
originator.SetState("State #4");
Console.WriteLine("Current State: " + originator.GetState());
originator.GetStateFromMemento(careTaker.Get(0));
Console.WriteLine("First saved State: " + originator.GetState());
originator.GetStateFromMemento(careTaker.Get(1));
Console.WriteLine("Second saved State: " + originator.GetState());
}
public void Start()
{
var originator = new Originator();
var careTaker = new CareTaker();
originator.SetState("State #1");
originator.SetState("State #2");
careTaker.Add(originator.SaveStateToMemento());
originator.SetState("State #3");
careTaker.Add(originator.SaveStateToMemento());
originator.SetState("State #4");
logger.Info($"Current State: {originator.State}.");
originator.GetStateFromMemento(careTaker.Get(0));
logger.Info($"First Saved State: {originator.State}.");
originator.GetStateFromMemento(careTaker.Get(1));
logger.Info($"Second Saved State: {originator.State}.");
}
static void Main(string[] args)
{
Originator originator = new Originator();
CareTaker careTaker = new CareTaker();
originator.State = "State #1";
originator.State = "State #2";
careTaker.Add(originator.saveStateToMemento());
originator.State = "State #3";
careTaker.Add(originator.saveStateToMemento());
originator.State = "State #4";
Console.WriteLine("Current State: " + originator.State);
originator.GetStateFromMemento(careTaker.Get(0));
Console.WriteLine("First saved State: " + originator.State);
originator.GetStateFromMemento(careTaker.Get(1));
Console.WriteLine("Second saved State: " + originator.State);
Console.ReadKey();
}
/*
* Sem violar encapsulamento, captura e externaliza um
* estado de objeto interno e entao este objeto pode ser restaurado
* para um estado anterior
*
* Quando usar:
* - um Snapshot de um objeto deve ser salvo para ser restaurado depois
* - uma interface direta para obter um estado iria expor detalhes
* da implementação e quebrar o encapsulamento
*/
static void Main(string[] args)
{
Originator originator = new Originator();
CareTaker caretaker = new CareTaker();
originator.State = "#1";
originator.State = "#2";
caretaker.AddMement(originator.SaveState());
originator.State = "#3";
caretaker.AddMement(originator.SaveState());
originator.State = "#4";
Console.WriteLine("Actual State: " + originator.State);
originator.GetStateFromMemento(caretaker.Get(1));
Console.WriteLine("Actual State: " + originator.State);
originator.GetStateFromMemento(caretaker.Get(0));
Console.WriteLine("Actual State: " + originator.State);
Console.ReadKey();
}
static void Main(string[] args)
{
Stage[] stages = new[]
{
new Stage(Stage1),
new Stage(Stage2),
new Stage(Stage3),
new Stage(Stage4),
new Stage(Stage5),
};
Originator originator = new Originator();
CareTaker careTaker = new CareTaker();
originator.SetStage(0);
while (true)
{
int curStage = originator.GetStage();
if (curStage >= stages.Length)
{
break;
}
Console.WriteLine("-------------当前关卡 " + (curStage + 1) + "-------------");
careTaker.Add(originator.SaveStateToMemento());
bool isStageWin = stages[curStage].RunStage(new Random().Next(1, 6));
if (isStageWin)
{
Console.WriteLine("恭喜获胜，即将进入下一关");
originator.SetStage(++curStage);
}
else
{
Console.WriteLine("挑战失败，即将重新挑战");
curStage = careTaker.Get().GetStage();
originator.SetStage(curStage);
}
Console.WriteLine("------------------------------------");
Thread.Sleep(1000);
}
Console.WriteLine("恭喜通过所有关卡");
}
public void Test()
{
var careTaker = new CareTaker <MyData>();
var originator = new Originator <MyData>();
originator.State = new MyData {
Value = 2
};
careTaker.SaveState(originator.CreateMemento());
originator.State = new MyData {
Value = 6
};
careTaker.SaveState(originator.CreateMemento());
Assert.Equal(6, originator.State.Value);
originator.SetMemento(careTaker.Get(0));
Assert.Equal(2, originator.State.Value);
}
public void ReturnItem()
{
originator.GetStateFromMemento(careTaker.Get());
item = originator.GetState();
}
static void Main(string[] args)
{
/**
* ITERATOR
**/
ConcreteAggregate collection = new ConcreteAggregate();
Iterator.Iterator iterator = collection.createIterator();
//use to iterator to go through the collection
while (!iterator.isDone())
{
Console.WriteLine(iterator.Next().ToString());
}
/**
* OBSERVER
**/
Subject subject = new ConcreteSubject(SubjectState.Red);
subject.Attach(new ConcreteObserver());
subject.Attach(new ConcreteObserver());
subject.Attach(new ConcreteObserver());
((ConcreteSubject)subject).SubjectState = SubjectState.Blue;
/**
* DECORATOR
**/
//we create a class with a base function
Component component = new ConcreteComponent();
//we create the function we want the add to the first class
Decorator.Decorator decorator = new ConcreteDecorator();
//the decorator gets the functionality of the class we want to extend
decorator.SetBaseFuntionality(component);
//both ops are called
decorator.Operation();
/**
* COMMAND
**/
Command.Command command = new ConcreteCommand(new Receiver());
//create an invoker which in turn calls the command which IN TURN calls the receiver
Invoker invoker = new Invoker();
invoker.SetCommand(command);
invoker.ExecuteCommand();
/**
* COMPOSITE
**/
//instanciate differents persons
Composite.Component component1 = new Composite.Composite("Bob");
Composite.Component component2 = new Composite.Composite("Patrick");
Composite.Component component3 = new Composite.Composite("Johny");
Composite.Component component4 = new Composite.Composite("Pierre");
//affects differents persons to a superior
component1.Add(component2);
component2.Add(component3);
component2.Add(component4);
//default method for every objects in the tree
component1.Operation();
/**
* MEMENTO
**/
Originator originator = new Originator();
CareTaker careTaker = new CareTaker();
//create a couple of states
originator.State = "state1";
originator.State = "state2";
//save at some point
careTaker.Add(originator.SaveToMemento());
originator.State = "state3";
//restore state at the time of the save
originator.RestoreStateFromMemento(careTaker.Get(0));
Console.WriteLine(originator.State);
Console.ReadKey();
}
public SavedState GetState()
{
m_originator.RestoreToMemento(m_carTaker.Get(1));
return(m_originator.GetState());
}
// Singleton done
// Factory done
// Strategy done
// Observer done
// Adapter done
// Decorator done
// Facade done
// Command done
// Template Method - zaidimo temos
// State - zaidimo busena
// Proxy -
// Iterator, Composite, Flyweight
// Chain of Responsibility
// Null Object - score null
// Memento - restart/resume game
// Visitor - when enemies die, they visit visitor
// Interpreter - custom game mod
public Form1()
{
InitializeComponent();
instance = this;
//Singleton and Adapter
logger.LogMessage("Adapter Works!");
guiLogger.LogMessage("Gui Logger Works!");
pacman = new Classes.Pacman(false);
MoveDown moveDown = new MoveDown(pacman);
MoveUp moveUp = new MoveUp(pacman);
MoveLeft moveLeft = new MoveLeft(pacman);
MoveRight moveRight = new MoveRight(pacman);
//Command
pacman.Move(moveDown);
pacman.Move(moveUp);
pacman.Move(moveLeft);
pacman.Move(moveRight);
//Strategy
Enemy enemy = new Enemy(new AiAmbusher());
enemy.SelectStrategy();
enemy.strategy = new AiRandom();
enemy.SelectStrategy();
//Observer
pacman.Attach(enemy);
pacman.State = true;
//Abstract factory
AbstractFactory candyFactory = new CandyFactory();
ICandy candy1 = candyFactory.GetCandy("small");
candy1.CreateCandy();
ICandy candy2 = candyFactory.GetCandy("big");
candy2.CreateCandy();
ICandy candy3 = candyFactory.GetCandy("cherry");
candy3.CreateCandy();
ICandy candy4 = candyFactory.GetCandy("BANANA");
candy4.CreateCandy();
AbstractFactory colorFactory = new ColorFactory();
IColor color1 = colorFactory.GetColor("yellow");
color1.CreateColor();
IColor color2 = colorFactory.GetColor("red");
color2.CreateColor();
//Facade
FoodFacade food = new FoodFacade();
food.CreateRedCherry();
food.CreateRedSmall();
food.CreateYellowBanana();
food.CreateYellowBig();
//Decorator with Template Method
pacman.weapon = new Gun();
Debug.WriteLine(pacman.weapon.Shoot());
pacman.weapon = new Cannon(pacman.weapon);
Debug.WriteLine(pacman.weapon.Shoot());
pacman.weapon = new SpeedTrap(pacman.weapon);
Debug.WriteLine(pacman.weapon.Shoot());
// State
// Changes game state from resumed to paused and vice versa
StateContext stateContext = new StateContext();
StateResumed stateResumed = new StateResumed();
StatePaused statePaused = new StatePaused();
stateResumed.Handle(stateContext);
Console.WriteLine(stateContext.GetState().GetString());
statePaused.Handle(stateContext);
Console.WriteLine(stateContext.GetState().GetString());
// Proxy
// Loads background image for gameboard
IBackgroundImage image = new ProxyBackgroundImage("Background1.jpg");
image.Display();
Console.WriteLine("");
// Image will not be loaded from disk again
image.Display();
// Flyweight
// Pattern used to generate obstacles based on their length
for (int i = 0; i < 8; i++)
{
//Creating duplicate objects
Obstacle obs = ObstacleFactory.GetObstacle(i < 4 ? i : i / 2);
obs.SetX(4);
obs.SetY(4);
obs.SetRotation(0);
obs.Draw();
}
// Chain of responsibility
// For handling scores
AllScoresHandler handler1 = new NullObject();
AllScoresHandler handler2 = new BonusHandler();
AllScoresHandler handler3 = new PointsHandler();
handler1.SetNextHandler(handler2);
handler2.SetNextHandler(handler3);
int[] points = { 0, 15, 5, 10, -5, 16, 18, 0, 0, 13, 1, 2, 3 };
foreach (int point in points)
{
handler1.HandleScore(point);
}
Console.WriteLine("Final points: " + Highscore.Instance.score);
// Mediator
// Implemented chatroom
Chatroom chatroom = new Chatroom();
Participant player = new Participant("Player");
Participant spectator1 = new Participant("Spectator1");
Participant spectator2 = new Participant("Spectator2");
chatroom.Register(player);
chatroom.Register(spectator1);
chatroom.Register(spectator2);
player.Send("Spectator1", "Hello, spectator!");
spectator1.Send("Player", "Hello, player!");
spectator2.Send("Player", "Hey, don't forget me!");
// Memento
// Saving player score for later use
CareTaker careTaker = new CareTaker();
careTaker.Add(Highscore.Instance.SetMemento());
Console.WriteLine("Memento saved state: " + careTaker.Get(0).GetScore());
Highscore.Instance.score = 2222;
careTaker.Add(Highscore.Instance.SetMemento());
Console.WriteLine("Memento saved state: " + careTaker.Get(1).GetScore());
Console.WriteLine("Restoring to first memento.");
Highscore.Instance.SetMemento(careTaker.Get(0));
Console.WriteLine("Restored score is: " + Highscore.Instance.score);
// Interpreter
// Eating yellow banana will binary shift your score to the left and add 10 points to the result
Console.WriteLine("Score before interpreter: " + Highscore.Instance.score);
Counter originalCounter = new ConcreteCounter(Highscore.Instance.score);
Counter bananaCounter = new ConcreteCounter(10);
Counter counter = new ShiftCounter(bananaCounter, originalCounter);
Highscore.Instance.score = counter.Count();
Console.WriteLine("Score before interpreter: " + Highscore.Instance.score);
}
