请大家帮我做个java applet(100分) 做完了能不能让我们大家看看呀。 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 正好再线,等会做完了就贴 import java.awt.*;import java.awt.event.*;import javax.swing.*;import javax.swing.event.*;import javax.swing.JApplet;public class TransparentDraw extends JApplet implements Runnable{ private ImageIcon image; float alpha=0; boolean yes=true; public void init() { Thread thread=new Thread(this); thread.start(); } public void run() { while(true) { if(alpha<=0.1) { yes=true; }else if(alpha>=0.9) { yes=false; } if(yes) alpha+=0.1f; else alpha-=0.1f; try { Thread.sleep(500); }catch(InterruptedException e) { System.out.println("线程挂了"); e.printStackTrace(); } repaint(); } } public void paint(Graphics g) { Graphics2D g2 = (Graphics2D) g; if (image == null) { image = new ImageIcon(getClass().getResource("image.gif")); } g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha)); g2.drawImage(image.getImage(), 40, 25, this); g.drawImage(image.getImage(),40,25,this); }} java线程问题 [*急*]关于prepareStatement关闭的问题 关于spring bean 作用范围 关于double的问题。 jsp中连接数据库MS SQL Sever出问题 询问:下面这样的写法会不会有问题 请问如何为JMenu添加组合快捷键? 请问如何获得汉字的拼音首字母?急。。。谢谢 怎么使用assert 这个关键字? scjp考题一道,请大家帮忙分析? [100分提问]大家帮我看一下,我这里的定义那里出错了 欢迎大家讨论java版的内存泄漏工具。
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.JApplet;public class TransparentDraw extends JApplet implements Runnable
{
private ImageIcon image;
float alpha=0;
boolean yes=true; public void init()
{
Thread thread=new Thread(this);
thread.start();
}
public void run()
{
while(true)
{
if(alpha<=0.1)
{
yes=true;
}else if(alpha>=0.9)
{
yes=false;
}
if(yes)
alpha+=0.1f;
else
alpha-=0.1f;
try
{
Thread.sleep(500);
}catch(InterruptedException e)
{
System.out.println("线程挂了");
e.printStackTrace();
}
repaint();
}
}
public void paint(Graphics g)
{
Graphics2D g2 = (Graphics2D) g;
if (image == null) {
image = new ImageIcon(getClass().getResource("image.gif"));
}
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
g2.drawImage(image.getImage(), 40, 25, this);
g.drawImage(image.getImage(),40,25,this);
}
}