TicTac Game

				
//**************************************
// Name: TicTac Game
// Description:play and enjoy it
// By: Creator_1493
//
//This code is copyrighted and has// limited warranties.Please see http://www.Planet-Source-Code.com/vb/scripts/ShowCode.asp?txtCodeId=7138&lngWId=2//for details.//**************************************

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
import java.awt.*;
import java.awt.event.*;
/**********************************************/
/*USING 'X' FOR HUMAN AND '0' FOR COMPUTER*/
/**********************************************/
public class TicTacMine extends java.applet.Applet implements 
ActionListener{
static Button squares[],nGameB;
static Label label,aboutL;
static int squaresRemaining=9;
static String forAbout="",difLevel="";
public void init(){
setSize(500,500);
setLayout(new BorderLayout());
setFont(new Font("TimesRoman",Font.BOLD,30));
Panel p1=new Panel();
p1.setLayout(new GridLayout(3,3));
add(p1,BorderLayout.CENTER);
label=new Label("TIC TAC",1);
label.setBackground(Color.black);
label.setForeground(Color.white);
add(label,BorderLayout.SOUTH);
Panel p2=new Panel();
p2.setLayout(new FlowLayout());
p2.setBackground(Color.black);
//		NEW GAME BUTTON
nGameB=new Button("New Game");
nGameB.setBackground(Color.GREEN);
nGameB.setForeground(Color.yellow);
nGameB.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
	for(int i=0;i<9;i++){
	squares[i].setEnabled(true);
	squares[i].setLabel("");
	squares[i].setBackground(new Color(98,156,245));
	}
squaresRemaining=9;
label.setText("TIC TAC");
label.setAlignment(1);
nGameB.setEnabled(false);
}
});
p2.add(nGameB);
//		ABOUT
aboutL=new Label("About");
aboutL.setBackground(Color.black);
aboutL.setForeground(Color.white);
aboutL.addMouseListener(new MouseAdapter(){
public void mouseEntered(MouseEvent e){
forAbout=label.getText();
aboutL.setForeground(Color.red);
label.setText("Creator1493");
label.setAlignment(1);
}
});
aboutL.addMouseListener(new MouseAdapter(){
public void mouseExited(MouseEvent e){
aboutL.setForeground(Color.white);
label.setText(forAbout);
label.setAlignment(1);
}
});
p2.add(aboutL);
add(p2,BorderLayout.NORTH);
squares=new Button[9];
for(int i=0;i<9;i++){
		squares[i]=new Button();
		squares[i].addActionListener(this);
		squares[i].setBackground(new Color(98,156,245));
		p1.add(squares[i]);
}
nGameB.setEnabled(false);
}//end init
public void actionPerformed(ActionEvent e) {
for ( int i=0; i<9; i++ ) {
 if ( e.getSource() == squares[i] ) {
if ( squares[i].getLabel().equals("X") ||
squares[i].getLabel().equals("O") ) {
return;
}
squares[i].setLabel("X");
squaresRemaining--;
String winner = "";
winner = checkForWin();
if ( winner.equals("X") || winner.equals("O") ) {
endGame();
} else {
if ( squaresRemaining <= 0 ) {
endGame();
} else {
//		for animation
			try{
			Thread.sleep(100);}
			catch(InterruptedException w){}
			computerMove();
squaresRemaining--;
winner = checkForWin();
if ( winner.equals("X") || winner.equals("O") // if 
|| squaresRemaining <= 0 )// or if tie
{
endGame();
}
}
}
}
}
} // end actionPerformed
String checkForWin() {
String theWinner = "";
if ( squares[0].getLabel().equals(squares[1].getLabel()) &&
 squares[0].getLabel().equals(squares[2].getLabel()) &&
 ! squares[0].getLabel().equals("") ) {
 theWinner = squares[0].getLabel();
 colorLine(0,1,2,theWinner);
} else if ( squares[3].getLabel().equals(squares[4].getLabel()) &&
 squares[3].getLabel().equals(squares[5].getLabel()) &&
 ! squares[3].getLabel().equals("") ) {
 theWinner = squares[3].getLabel();
 colorLine(3,4,5,theWinner);
} else if ( squares[6].getLabel().equals(squares[7].getLabel()) &&
 squares[6].getLabel().equals(squares[8].getLabel()) &&
 ! squares[6].getLabel().equals("") ) {
 theWinner = squares[6].getLabel();
 colorLine(6,7,8,theWinner);
} else if ( squares[0].getLabel().equals(squares[3].getLabel()) &&
 squares[0].getLabel().equals(squares[6].getLabel()) &&
 ! squares[0].getLabel().equals("") ) {
 theWinner = squares[0].getLabel();
 colorLine(0,3,6,theWinner);
} else if ( squares[1].getLabel().equals(squares[4].getLabel()) &&
 squares[1].getLabel().equals(squares[7].getLabel()) &&
 ! squares[1].getLabel().equals("") ) {
 theWinner = squares[1].getLabel();
 colorLine(1,4,7,theWinner);
} else if ( squares[2].getLabel().equals(squares[5].getLabel()) &&
 squares[2].getLabel().equals(squares[8].getLabel()) &&
 ! squares[2].getLabel().equals("") ) {
 theWinner = squares[2].getLabel();
 colorLine(2,5,8,theWinner);
} else if ( squares[0].getLabel().equals(squares[4].getLabel()) &&
 squares[0].getLabel().equals(squares[8].getLabel()) &&
 ! squares[0].getLabel().equals("") ) {
 theWinner = squares[0].getLabel();
 colorLine(0,4,8,theWinner);
} else if ( squares[2].getLabel().equals(squares[4].getLabel()) &&
 squares[2].getLabel().equals(squares[6].getLabel()) &&
 ! squares[2].getLabel().equals("") ) {
 theWinner = squares[2].getLabel();
 colorLine(2,4,6,theWinner);
}
return theWinner;
}
void computerMove() {
int pickedSquare;
pickedSquare = tryToWin();
if ( pickedSquare == -1 )
pickedSquare = makeBlock();
 if ( (pickedSquare == -1)&&(squares[4].getLabel().equals("")) )
	pickedSquare=4;
	 if ( pickedSquare == -1 )
pickedSquare = pickRandom();
squares[pickedSquare].setLabel("O");
return;
}
int tryToWin() {
// Since computer plays "O", find empty square that is in line with 
return EmptySquare("O");
}
int makeBlock() {
// Since human plays "X", find empty square that is in line with 
return EmptySquare("X");
}
int EmptySquare(String player) {
int a[] = new int[9];
	for ( int i = 0; i < 9; i++ ) {
if ( squares[i].getLabel().equals("O") )
a[i] = -1;
else if ( squares[i].getLabel().equals("X") )
a[i] = 1;
else
a[i] = 0;
}
int sum = player.equals("O") ? -2 : 2;
// Top Row
if ( a[0] + a[1] + a[2] == sum ) {
if ( a[0] == 0 )
return 0;
else if ( a[1] == 0 )
return 1;
else
return 2;
}
// Middle Row
if ( a[3] +a[4] + a[5] == sum ) {
if ( a[3] == 0 )
return 3;
else if ( a[4] == 0 )
return 4;
else
return 5;
}
// Bottom Row
if ( a[6] + a[7] +a[8] == sum ) {
if ( a[6] == 0 )
return 6;
else if ( a[7] == 0 )
return 7;
else
return 8;
}
// Left column
if ( a[0] + a[3] + a[6] == sum ) {
if ( a[0] == 0 )
return 0;
else if ( a[3] == 0 )
return 3;
else
return 6;
}
// Middle column
if ( a[1] +a[4] + a[7] == sum ) {
if ( a[1] == 0 )
return 1;
else if ( a[4] == 0 )
return 4;
else
return 7;
}
// right column
if ( a[2] + a[5] + a[8] == sum ) {
if ( a[2] == 0 )
return 2;
else if ( a[5] == 0 )
return 5;
else
return 8;
}
// diagonal upper-left to lower-right
if ( a[0] + a[4] + a[8] == sum ) {
if ( a[0] == 0 )
return 0;
else if ( a[4] == 0 )
return 4;
else
return 8;
}
// diagonal upper-right to lower-left
if ( a[2] + a[4] + a[6] == sum ) {
if ( a[2] == 0 )
return 2;
else if ( a[4] == 0 )
return 4;
else
return 6;
}
// not able to find
return -1;
}
int pickRandom() {
boolean found = false;
int pickedSquare = -1;
do {
pickedSquare = (int) (Math.random() * 9 ); // 0 to 8
if ( ! squares[pickedSquare].getLabel().equals("X") &&
 ! squares[pickedSquare].getLabel().equals("O") ) {
found = true;
}
} while ( ! found );
return pickedSquare;
} // end pickRandom()
void colorLine(int a, int b, int c,String win) {
// mark line red if user (X) wins
// mark line blue if computer (O) wins
if ( win.equals("X") ) {
squares[a].setBackground(Color.black);
squares[b].setBackground(Color.black);
squares[c].setBackground(Color.black);
		label.setText("HUMAN WINS");
		label.setForeground(Color.white);
		label.setAlignment(1);
} else {
squares[a].setBackground(Color.black);
squares[b].setBackground(Color.black);
squares[c].setBackground(Color.black);
		label.setText(" COMPUTER WINS");
				label.setForeground(Color.white);
				label.setAlignment(1);
}
}
void endGame(){
for(int i=0;i<9;i++)
squares[i].setEnabled(false);
nGameB.setEnabled(true);
}
}