棋盘覆盖图形化界面java

case 3:

text[i][j].setBackground(Color.CYAN);

break;

case 4:

text[i][j].setBackground(Color.orange);

break;

default:

text[i][j].setBackground(Color.BLACK);

}

}}

package 棋盘覆盖;

import java.awt.Color;

import java.awt.Font;

import java.util.Random;

import javax.swing.BorderFactory;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.SwingConstants;

public class Dmain extends JFrame{

/**

*

*/

private static final long serialVersionUID = 1L;

private JPanel mainPane;