AJ_Slip_1A

Slip No.1

A) Write a java program to scroll the text from left to right and vice versa continuously.

import javax.swing.*;
import java.awt.*;

public class ScrollingTextSimple extends JPanel {
private String text = "Scrolling Text Example";
private int xPos = 0;

public ScrollingTextSimple() {
Timer timer = new Timer(50, e -> moveText());
timer.start();
}

private void moveText() {
xPos += 5; // Move text to the right
if (xPos > getWidth()) {
xPos = -getTextWidth(); // Reset to start from the left
}
repaint();
}

private int getTextWidth() {
FontMetrics metrics = getFontMetrics(getFont());
return metrics.stringWidth(text);
}

@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
g.setFont(new Font("Arial", Font.PLAIN, 20));
g.setColor(Color.BLACK);
g.drawString(text, xPos, getHeight() / 2);
}

public static void main(String[] args) {
JFrame frame = new JFrame("Scrolling Text");
ScrollingTextSimple scrollingText = new ScrollingTextSimple();

frame.add(scrollingText);
frame.setSize(400, 100);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}