LottoWheel.java

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package tarekeselotto;

import java.awt.GridLayout;
import javax.swing.JFrame;
import javax.swing.JLabel;

/**
 *
 * @author isonuZ
 */
public class LottoWheel extends JFrame {
  public Ball[] balls = new Ball[7];
  int[] result = new int[7];

  public LottoWheel() {
    initBalls();

    setLayout(new GridLayout(1, 8));

    for(int i=0; i < 6; i++) {
      add(balls[i]);
    }

    add(new JLabel(" "));
    add(balls[6]);

    for(int i=0; i<balls.length; i++) {
      result[i] = balls[i].getValue(result, i);
    }

    for(int r : result) {
      System.out.print(r + " ");
    }
  }

  public static void main(String[] args) {
    LottoWheel frame = new LottoWheel();
    frame.setLocationRelativeTo(null); // Center the frame
    frame.setSize(600, 80); //w, h
    frame.setVisible(true);
  }

  private void initBalls() {
    for(int i=0; i < balls.length; i++) {
      balls[i] = new Ball();
    }
  }
}