Create a program to mimic the design of Draw Panel Lines Corner in Java

Create a program to mimic the design of Draw Panel Lines Corner in Java. Java GUI and graphics program to create designs using drawline.

Create a program to mimic the design of Draw Panel Lines Corner in Java

/*
 *       Filename:  DrawPanelLinesCorner.java
 *
 *    Description:  4.1 - Create a program to mimic the design of 4.20.
 *
 *@Author:  Bilal Tahir Khan Meo
 *  Website: https://codeblah.com
 *
 * =====================================================================================
 */
import java.awt.Graphics;
import javax.swing.JPanel;

public class DrawPanelLinesCorner extends JPanel{
    public void paintComponent(Graphics g){
        // call paintComponent to ensure correct panel display
        super.paintComponent(g);

        int width = getWidth();
        int height = getHeight();
        int wSteps = width / 15;
        int hSteps = height / 15;

        int xDelta = wSteps;
        int yDelta = height;

        // draw a series of lines fanning from top corner
        for(int i=0; i<15; i++){
            g.drawLine(0, 0, xDelta, yDelta);

            xDelta º+= wSteps;
            yDelta -= hSteps;

        }
    }
}

DrawPanelLinesCornerTest.java

/*
 *       Filename:  DrawPanelLinesCornerTest.java
 *
 *    Description:  4.1 - DrawPanelLinesCornerTest
 *
 *@Author:  Bilal Tahir Khan Meo
 *  Website: https://codeblah.com
 *
 * =====================================================================================
 */
import javax.swing.JFrame;

public class DrawPanelLinesCornerTest{
    public static void main(String[] args){
        DrawPanelLinesCorner panel = new DrawPanelLinesCorner();

        // frame to hold the panel
        JFrame application = new JFrame();

        // set frame to exit on close
        application.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        application.add(panel);
        application.setSize(250, 250);
        application.setVisible(true);
    }
}