shownumberpanel.java

来自「自己编写的扫雷游戏的源代码」· Java 代码 · 共 62 行

package screen;

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

/**
 * Title:
 * Description:
 * Copyright:    Copyright (c) 2004
 * Company:
 * @author
 * @version 1.0
 */

public class ShowNumberPanel extends JPanel {
  int number = 0;
  Border border1;

  public ShowNumberPanel() {
    try {
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  public void showNumber(int nu)
  {
    number = nu;
    this.repaint();
  }

  public void paint(Graphics g)
  {
    super.paint(g);
    this.drawNumber(g,number);
  }

  void jbInit() throws Exception {
    this.setBackground(Color.black);

    border1 = BorderFactory.createBevelBorder(BevelBorder.LOWERED,Color.white,Color.darkGray,Color.black,Color.darkGray);
    this.setBorder(border1);
    this.setPreferredSize(new Dimension(41, 28));
  }

  private void drawNumber(Graphics g, int number)
  {
    String numString= "000";
    numString = numString+number;
    if(numString.length()>3)
    {
      numString = numString.substring(numString.length()-3);
    }

    g.setFont(new Font("SansSerif", 1,22));
    g.setColor(Color.red);
    g.drawString(numString,1,22);
  }
}