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TicTacToe.java
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TicTacToe.java
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import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Toolkit;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.image.BufferedImage;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Scanner;
import javax.imageio.ImageIO;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class TicTacToe implements Runnable {
private String ip = "10.160.65.126";
private int port = 6700;
private Scanner scanner = new Scanner(System.in);
private JFrame frame;
private final int WIDTH = 506;
private final int HEIGHT = 527;
private Thread thread;
private Painter painter;
private Socket socket;
private DataOutputStream dos;
private DataInputStream dis;
private ServerSocket serverSocket;
private BufferedImage board;
private BufferedImage redX;
private BufferedImage blueX;
private BufferedImage redCircle;
private BufferedImage blueCircle;
private String[] spaces = new String[9];
private boolean yourTurn = false;
private boolean circle = true;
private boolean accepted = false;
private boolean unableToCommunicateWithOpponent = false;
private boolean won = false;
private boolean enemyWon = false;
private boolean tie = false;
private int lengthOfSpace = 160;
private int errors = 0;
private int firstSpot = -1;
private int secondSpot = -1;
private Font font = new Font("Verdana", Font.BOLD, 32);
private Font smallerFont = new Font("Verdana", Font.BOLD, 20);
private Font largerFont = new Font("Verdana", Font.BOLD, 50);
private String waitingString = "Waiting for another player";
private
String unableToCommunicateWithOpponentString = "Unable to communicate with opponent."; private String wonString = "You won!";
private String enemyWonString = "Opponent won!";
private String tieString = "Game ended in a tie.";
private int[][] wins = new int[][] { { 0, 1, 2 }, { 3, 4, 5 }, { 6, 7, 8 }, { 0, 3, 6 }, {
1, 4, 7 }, { 2, 5, 8 }, { 0, 4, 8 }, { 2, 4, 6 } };
public TicTacToe() {
System.out.println("Please input the IP: ");
ip = scanner.nextLine();
System.out.println("Please input the port: ");
port = scanner.nextInt();
while (port < 1 || port > 65535) {
System.out.println("The port you entered was invalid, please input another port: ");
port = scanner.nextInt();
}
loadImages();
painter = new Painter();
painter.setPreferredSize(new Dimension(WIDTH, HEIGHT));
if (!connect())
initializeServer();
frame = new JFrame();
frame.setTitle("Tic-Tac-Toe");
frame.setContentPane(painter);
frame.setSize(WIDTH, HEIGHT);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setResizable(false);
frame.setVisible(true);
thread = new Thread(this, "TicTacToe");
thread.start();
}
public void run() {
while (true) {
tick();
painter.repaint();
if (!circle && !accepted) {
listenForServerRequest();
}
}
}
private void render(Graphics g) {
g.drawImage(board, 0, 0, null);
if (unableToCommunicateWithOpponent) {
g.setColor(Color.RED);
g.setFont(smallerFont);
Graphics2D g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
int stringWidth = g2.getFontMetrics().stringWidth(unableToCommunicateWithOpponentString);
g.drawString(unableToCommunicateWithOpponentString,
WIDTH / 2 - stringWidth / 2, HEIGHT / 2);
return;
}
if (accepted) {
for (int i = 0; i < spaces.length; i++) {
if (spaces[i] != null) {
if (spaces[i].equals("X")) {
if (circle) {
g.drawImage(redX, (i % 3) *
lengthOfSpace + 10 * (i % 3), (int) (i / 3) * lengthOfSpace + 10 * (int) (i / 3),
null);
} else {
g.drawImage(blueX, (i % 3) *
lengthOfSpace + 10 * (i % 3), (int) (i / 3) * lengthOfSpace + 10 * (int) (i / 3),
null);
}
} else if (spaces[i].equals("O")) {
if (circle) {
g.drawImage(blueCircle, (i % 3) *
lengthOfSpace + 10 * (i % 3), (int) (i / 3) * lengthOfSpace + 10 * (int) (i / 3),
null);
} else {
g.drawImage(redCircle, (i % 3) *
lengthOfSpace + 10 * (i % 3), (int) (i / 3) * lengthOfSpace + 10 * (int) (i / 3),
null);
}
}
}
}
if (won || enemyWon) {
Graphics2D g2 = (Graphics2D) g;
g2.setStroke(new BasicStroke(10));
g.setColor(Color.BLACK);
g.drawLine(firstSpot % 3 * lengthOfSpace + 10 * firstSpot
% 3 + lengthOfSpace / 2,
(int) (firstSpot / 3) * lengthOfSpace + 10 * (int) (firstSpot / 3) + lengthOfSpace / 2,
secondSpot % 3 * lengthOfSpace + 10 *
secondSpot % 3 + lengthOfSpace / 2,
(int) (secondSpot / 3) * lengthOfSpace + 10
* (int) (secondSpot / 3) + lengthOfSpace / 2);
g.setColor(Color.RED);
g.setFont(largerFont);
if (won) {
int stringWidth = g2.getFontMetrics().stringWidth(wonString);
g.drawString(wonString, WIDTH / 2 - stringWidth / 2,
HEIGHT / 2);
} else if (enemyWon) {
int stringWidth = g2.getFontMetrics().stringWidth(enemyWonString);
g.drawString(enemyWonString, WIDTH / 2 - stringWidth /
2, HEIGHT / 2);
}
}
if (tie) {
Graphics2D g2 = (Graphics2D) g;
g.setColor(Color.BLACK);
g.setFont(largerFont);
int stringWidth = g2.getFontMetrics().stringWidth(tieString);
g.drawString(tieString, WIDTH / 2 - stringWidth / 2, HEIGHT / 2);
}
} else {
g.setColor(Color.RED);
g.setFont(font);
Graphics2D g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
int stringWidth = g2.getFontMetrics().stringWidth(waitingString);
g.drawString(waitingString, WIDTH / 2 - stringWidth / 2, HEIGHT / 2);
}
}
private void tick() {
if (errors >= 10)
unableToCommunicateWithOpponent = true;
if (!yourTurn && !unableToCommunicateWithOpponent) {
try {
int space = dis.readInt();
if (circle)
spaces[space] = "X";
else
spaces[space] = "O";
checkForEnemyWin();
checkForTie();
yourTurn = true;
} catch (IOException e) {
e.printStackTrace();
errors++;
}
}
}
private void checkForWin() {
for (int i = 0; i < wins.length; i++) {
if (circle) {
if (spaces[wins[i][0]] == "O" && spaces[wins[i][1]] == "O" && spaces[wins[i][2]] == "O") {
firstSpot = wins[i][0];
secondSpot = wins[i][2];
won = true;
}
} else {
if (spaces[wins[i][0]] == "X" && spaces[wins[i][1]] == "X" && spaces[wins[i][2]] == "X") {
firstSpot = wins[i][0];
secondSpot = wins[i][2];
won = true;
}
}
}
}
private void checkForEnemyWin() {
for (int i = 0; i < wins.length; i++) {
if (circle) {
if (spaces[wins[i][0]] == "X" && spaces[wins[i][1]] == "X" && spaces[wins[i][2]] == "X") {
firstSpot = wins[i][0];
secondSpot = wins[i][2];
enemyWon = true;
}
} else {
if (spaces[wins[i][0]] == "O" && spaces[wins[i][1]] == "O" && spaces[wins[i][2]] == "O") {
firstSpot = wins[i][0];
secondSpot = wins[i][2];
enemyWon = true;
}
}
}
}
private void checkForTie() {
for (int i = 0; i < spaces.length; i++) {
if (spaces[i] == null) {
return;
}
}
tie = true;
}
private void listenForServerRequest() {
Socket socket = null;
try {
socket = serverSocket.accept(); dos =
new DataOutputStream(socket.getOutputStream());
dis = new DataInputStream(socket.getInputStream());
accepted = true;
System.out.println("CLIENT HAS REQUESTED TO JOIN, AND WE HAVE ACCEPTED");
} catch (IOException e) {
e.printStackTrace();
}
}
private boolean connect() {
try {
socket = new Socket(ip, port);
dos = new DataOutputStream(socket.getOutputStream());
dis = new DataInputStream(socket.getInputStream());
accepted = true;
} catch (IOException e) {
System.out.println("Unable to connect to the address: " + ip + ":" + port +
" | Starting a server");
return false;
}
System.out.println("Successfully connected to the server.");
return true;
}
private void initializeServer() {
try {
serverSocket = new ServerSocket(port, 8, InetAddress.getByName(ip));
} catch (Exception e) {
e.printStackTrace();
}
yourTurn = true;
circle = false;
}
private void loadImages() {
try {
board = ImageIO.read(getClass().getResourceAsStream("/board.png"));
redX = ImageIO.read(getClass().getResourceAsStream("/redX.png"));
redCircle = ImageIO.read(getClass().getResourceAsStream("/redCircle.png"));
blueX = ImageIO.read(getClass().getResourceAsStream("/blueX.png"));
blueCircle = ImageIO.read(getClass().getResourceAsStream("/blueCircle.png"));
} catch (IOException e) {
e.printStackTrace();
}
}
@SuppressWarnings("unused")
public static void main(String[] args) {
TicTacToe ticTacToe = new TicTacToe();
}
private class Painter extends JPanel implements MouseListener {
private static final long serialVersionUID = 1L;
public Painter() {
setFocusable(true);
requestFocus();
setBackground(Color.WHITE);
addMouseListener(this);
}
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
render(g);
}
@Override
public void mouseClicked(MouseEvent e) {
if (accepted) {
if (yourTurn && !unableToCommunicateWithOpponent
&& !won && !enemyWon) {
int x = e.getX() / lengthOfSpace;
int y = e.getY() / lengthOfSpace;
y *= 3;
int position = x + y;
if (spaces[position] == null) {
if (!circle)
spaces[position] = "X";
else
spaces[position] = "O";
yourTurn = false;
repaint();
Toolkit.getDefaultToolkit().sync();
try {
dos.writeInt(position);
dos.flush();
} catch (IOException e1) {
errors++;
e1.printStackTrace();
}
System.out.println("DATA WAS SENT");
checkForWin();
checkForTie();
}
}
}
}
@Override
public void mousePressed(MouseEvent e) {
}
@Override
public void mouseReleased(MouseEvent e) {
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
}
}