+ Added restart button

src/fx/Main.java

@@ -21,7 +21,6 @@ public class Main extends Application
     private Turn currentTurn = Turn.CROSSES;
     
     private boolean gameOver = false;
-    private boolean firstTurn = true;
     
     private Random random = new Random();
     
@@ -84,6 +83,20 @@ public class Main extends Application
         label.setPrefHeight(128);
         label.setPrefWidth(256);
        
+        Button button = new Button();
+        button.setText("Restart");
+        
+        button.setOnAction(new EventHandler<ActionEvent>() 
+        {
+	    @Override
+	    public void handle(ActionEvent arg0)
+	    {
+		restart();
+	    }
+        });
+        
+        pane.add(button, 128*5, 128*4);
+        
         winLabel = label;
         
         pane.add(label, 128*4, 128*4);
@@ -94,6 +107,17 @@ public class Main extends Application
         s.show();
     }
     
+    public void restart()
+    {
+	gameOver = false;
+	currentTurn = Turn.CROSSES;
+	for (Button b : buttons)
+	{
+	    b.setStyle("-fx-font-size:40");
+	    b.setText("");
+	}
+    }
+    
     public void updateButton(Button button)
     {
 	if (gameOver)
@@ -172,88 +196,71 @@ public class Main extends Application
     {
 	// AI PRIORITISES AGGRESSION BUT CAN ALSO BE VERY DEFENSIVE
 	
-	if (firstTurn)
+	String turnCheck = "";
+	String opponentCheck = "";
+
+	switch (currentTurn)
 	{
-	    firstTurn = false;
-	    int i = -1;
-	    int count = 0;
-	    while (!isSlotAvailable(i) && count < 100000)
-	    {
-		count ++;
-		i = random.nextInt(buttons.size());
-	    }
-	    
-	    updateButton(buttons.get(i));
+	case CROSSES:
+	    turnCheck = "X";
+	    opponentCheck = "O";
+	    break;
+	case NOUGHTS:
+	    turnCheck = "O";
+	    opponentCheck = "X";
+	    break;
+	default:
+	    break;
 	}
-	else
-	{
-	    String turnCheck = "";
-	    String opponentCheck = "";
-
-	    switch (currentTurn)
-	    {
-	    case CROSSES:
-		turnCheck = "X";
-		opponentCheck = "O";
-		break;
-	    case NOUGHTS:
-		turnCheck = "O";
-		opponentCheck = "X";
-		break;
-	    default:
-		break;
-	    }
 	    
-	    System.out.println("CHECKING IF IT CAN WIN");
+	System.out.println("CHECKING IF IT CAN WIN");
 		
-	    for (String s : checks) // AI checks for winning positions for itself
-	    {
-		String[] split = s.split(",");
-		int x = Integer.parseInt(split[0]);
-		int y = Integer.parseInt(split[1]);
-		int z = Integer.parseInt(split[2]);
+	for (String s : checks) // AI checks for winning positions for itself
+	{
+	    String[] split = s.split(",");
+	    int x = Integer.parseInt(split[0]);
+	    int y = Integer.parseInt(split[1]);
+	    int z = Integer.parseInt(split[2]);
 		    
-		int i = willBeWin(x,y,z,turnCheck);
-		if (i != -1)
-		{
-		    updateButton(buttons.get(i));
-		    return;
-		}
-	    }
-	    
-	    System.out.println("IT CAN'T");
-	    System.out.println("CHECKING IF IT CAN BLOCK");
-	    
-	    for (String s : checks) // AI checks for winning positions for opponent
+	    int i = willBeWin(x,y,z,turnCheck);
+	    if (i != -1)
 	    {
-		String[] split = s.split(",");
-		int x = Integer.parseInt(split[0]);
-		int y = Integer.parseInt(split[1]);
-		int z = Integer.parseInt(split[2]);
-		    
-		int i = willBeWin(x,y,z,opponentCheck);
-		if (i != -1)
-		{
-		    updateButton(buttons.get(i));
-		    return;
-		}
+		updateButton(buttons.get(i));
+		return;
 	    }
+	}
 	    
-	    System.out.println("IT CAN'T");
-	    
-	    // AI last resort, can't figure anything else out
+	System.out.println("IT CAN'T");
+	System.out.println("CHECKING IF IT CAN BLOCK");
 	    
-	    int i = -1; 
-	    int count = 0;
-	    while (!isSlotAvailable(i) && count < 100000)
+	for (String s : checks) // AI checks for winning positions for opponent
+	{
+	    String[] split = s.split(",");
+	    int x = Integer.parseInt(split[0]);
+	    int y = Integer.parseInt(split[1]);
+	    int z = Integer.parseInt(split[2]);
+		    
+	    int i = willBeWin(x,y,z,opponentCheck);
+	    if (i != -1)
 	    {
-		count ++;
-		i = random.nextInt(buttons.size());
+		updateButton(buttons.get(i));
+		return;
 	    }
+	}
 	    
-	    updateButton(buttons.get(i));
+	System.out.println("IT CAN'T");
 	    
+	// AI last resort, can't figure anything else out
+	    
+	int i = -1; 
+	int count = 0;
+	while (!isSlotAvailable(i) && count < 100000)
+	{
+	    count ++;
+	    i = random.nextInt(buttons.size());
 	}
+	    
+	updateButton(buttons.get(i));
     }
     
     public void checkForWin()