exam11_4.java

java学习课件

import java.awt.*;
import javax.swing.*;
public class Exam11_4 extends JApplet
{ 
  public void paint(Graphics g) 
  {
    g.setColor(Color.cyan);
    g.fillRect(10,10,250,150); //填充矩形
    g.setColor(Color.blue);//取得颜色
    g.drawOval(50,50,50,50); 
    g.setColor(Color.black);//取得颜色
    g.drawOval(105,50,50,50); 
    g.setColor(Color.red);//取得颜色
    g.drawOval(160,50,50,50); 
    g.setColor(Color.orange);//取得颜色
    g.drawOval(75,76,50,50); 
    g.setColor(Color.green);//取得颜色
    g.drawOval(130,76,50,50); 
  }
}