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Added socket testing

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This commit is contained in:
Robert Vokac 2024-10-02 20:28:52 +02:00
parent 33f110602c
commit 57febf6461
Signed by: robertvokac
GPG Key ID: FB9CE8E20AADA55F
7 changed files with 551 additions and 0 deletions
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1
lwjgl3/src/main/java/com/openeggbert/lwjgl3/Lwjgl3Launcher.java
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@ -53,6 +53,7 @@ public class Lwjgl3Launcher {
LibGdxGame libGdxGame = new LibGdxGame(game);
return new Lwjgl3Application(libGdxGame, getDefaultConfiguration());
//return new Lwjgl3Application(new Networking(), getDefaultConfiguration());
}
private static Lwjgl3ApplicationConfiguration getDefaultConfiguration() {

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lwjgl3/src/main/java/com/openeggbert/lwjgl3/Networking.java Normal file
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package com.openeggbert.lwjgl3;
import com.badlogic.gdx.ApplicationListener;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.Net.Protocol;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.OrthographicCamera;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.net.ServerSocket;
import com.badlogic.gdx.net.ServerSocketHints;
import com.badlogic.gdx.net.Socket;
import com.badlogic.gdx.net.SocketHints;
import com.badlogic.gdx.scenes.scene2d.InputEvent;
import com.badlogic.gdx.scenes.scene2d.Stage;
import com.badlogic.gdx.scenes.scene2d.ui.Label;
import com.badlogic.gdx.scenes.scene2d.ui.Skin;
import com.badlogic.gdx.scenes.scene2d.ui.TextArea;
import com.badlogic.gdx.scenes.scene2d.ui.TextButton;
import com.badlogic.gdx.scenes.scene2d.ui.VerticalGroup;
import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
import com.badlogic.gdx.utils.viewport.FitViewport;
import com.badlogic.gdx.utils.viewport.Viewport;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Enumeration;
import java.util.List;
public class Networking implements ApplicationListener {
private OrthographicCamera camera;
private SpriteBatch batch;
private Skin skin;
private Stage stage;
private Label labelDetails;
private Label labelMessage;
private TextButton button;
private TextArea textIPAddress;
private TextArea textMessage;
public final static float VIRTUAL_SCREEN_HEIGHT = 400;
public final static float VIRTUAL_SCREEN_WIDTH = 300;
private Viewport viewport;
@Override
public void create() {
camera = new OrthographicCamera();
batch = new SpriteBatch();
// Load UI skin from file
skin = new Skin(Gdx.files.internal("data/uiskin.json"));
stage = new Stage();
// Set input processor for the stage
Gdx.input.setInputProcessor(stage);
// Get IPv4 addresses
List<String> addresses = new ArrayList<>();
try {
Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
for (NetworkInterface ni : Collections.list(interfaces)) {
for (InetAddress address : Collections.list(ni.getInetAddresses())) {
if (address instanceof Inet4Address) {
addresses.add(address.getHostAddress());
}
}
}
} catch (SocketException e) {
e.printStackTrace();
}
// Create IP address string
String ipAddress = String.join("\n", addresses);
// Setup UI
VerticalGroup vg = new VerticalGroup().space(3).pad(5).fill();
vg.setBounds(0, 0, VIRTUAL_SCREEN_WIDTH, VIRTUAL_SCREEN_HEIGHT);
labelDetails = new Label(ipAddress, skin);
labelMessage = new Label("Hello world", skin);
button = new TextButton("Send message", skin);
textIPAddress = new TextArea("", skin);
textMessage = new TextArea("", skin);
vg.addActor(labelDetails);
vg.addActor(labelMessage);
vg.addActor(textIPAddress);
vg.addActor(textMessage);
vg.addActor(button);
stage.addActor(vg);
// Create and set up FitViewport
viewport = new FitViewport(VIRTUAL_SCREEN_WIDTH, VIRTUAL_SCREEN_HEIGHT, camera);
stage.setViewport(viewport);
// Set camera position
camera.position.set(VIRTUAL_SCREEN_WIDTH / 2, VIRTUAL_SCREEN_HEIGHT / 2, 0);
camera.update();
final int PORT = 22223;
// New thread for listening to incoming socket connections
new Thread(() -> {
ServerSocketHints serverSocketHint = new ServerSocketHints();
serverSocketHint.acceptTimeout = 0;
ServerSocket serverSocket = Gdx.net.newServerSocket(Protocol.TCP, PORT, serverSocketHint);
while (true) {
Socket socket = serverSocket.accept(null);
BufferedReader buffer = new BufferedReader(new InputStreamReader(socket.getInputStream()));
try {
labelMessage.setText(buffer.readLine());
} catch (IOException e) {
e.printStackTrace();
}
}
}).start();
// Listener for button
button.addListener(new ClickListener() {
@Override
public void clicked(InputEvent event, float x, float y) {
String textToSend = textMessage.getText().isEmpty() ?
"Doesn't say much but likes clicking buttons\n" :
textMessage.getText() + "\n";
SocketHints socketHints = new SocketHints();
socketHints.connectTimeout = 4000;
Socket socket = Gdx.net.newClientSocket(Protocol.TCP, textIPAddress.getText(), PORT, socketHints);
try {
socket.getOutputStream().write(textToSend.getBytes());
} catch (IOException e) {
e.printStackTrace();
}
}
});
}
@Override
public void dispose() {
batch.dispose();
stage.dispose(); // Ensure the stage is also disposed
}
@Override
public void render() {
Gdx.gl.glClearColor(0.5f, 0.5f, 0.5f, 1);
Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
batch.setProjectionMatrix(camera.combined);
batch.begin();
stage.draw();
batch.end();
}
@Override
public void resize(int width, int height) {
viewport.update(width, height); // Update viewport on resize
}
@Override
public void pause() {
}
@Override
public void resume() {
}
}