🚀 go-pugleaf

 public void init() {
    setBackground(Color.black);
    AppletWidth=getSize().width;
    AppletWidth=getSize().height;------��һ�£��պ�
    offScreen=createImage(AppletWidth,AppletHeight);
    drawOffScreen=offScreen.getGraphics();
  }     


�� �� huabow.bbs@bbs.sjtu.edu.cn (���԰׳�) �Ĵ������ᵽ: ��
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
public class Heart extends Applet {
  int AppletWidth,AppletHeight;
  Image offScreen;
  Graphics drawOffScreen;
  //Initialize the applet
  public void init() {
    setBackground(Color.black);
    AppletWidth=getSize().width;
    AppletWidth=getSize().height;
    offScreen=createImage(AppletWidth,AppletHeight);
    drawOffScreen=offScreen.getGraphics();
  }
 public void paint(Graphics g){
   drawOffScreen.clearRect(0,0,AppletWidth,AppletHeight);
   drawOffScreen.setColor(Color.white);
   int i,j;
   double x,y,r;
   for(i=0;i<=90;i++)
     for(j=0;j<=90;j++){
       r=Math.PI/45*i*(1-Math.sin(Math.PI/45*j))*18;
       x=r*Math.cos(Math.PI/45*j)*Math.sin(Math.PI/45*i)+AppletWidth/2;
       y=-r*Math.sin(Math.PI/45*j)+AppletHeight/4;
       drawOffScreen.fillOval((int)x,(int)y,2,2);
     }
   g.drawImage(offScreen,0,0,this);
 }
}
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<title>
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</title>
</head>
<body>
<applet  code= "Heart.class"  width= "400"  height= "350">
</applet>
</body>
</html>

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�� ��Դ:����ˮ˼Դ bbs.sjtu.edu.cn��[FROM: 211.80.45.144]


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�� ��Դ:���Ұ��Ͽ�վ bbs.nankai.edu.cn��[FROM: 202.113.227.189]