用Java实现的帧动画效果

本程序实现逐帧动画的连续播放效果

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

public class Move extends JFrame {

	Toolkit toolkit=super.getToolkit();
	Dimension screenSize=toolkit.getScreenSize();
	int width=(int)(screenSize.width);
	int height=(int)(screenSize.height);
	Point pressedPoint;
	
	public Move(){
		ImgPanel p1=new ImgPanel(10,"image2/mov2/");//第一个参数为帧数，最多300帧。第二个参数为图片存放路径。
		
		setLayout(new GridLayout());
		add(p1);
		
		addMouseListener(new MouseAdapter(){
			public void mousePressed(MouseEvent e){
				pressedPoint = e.getPoint();
			}
		});
		addMouseMotionListener(new MouseMotionAdapter(){
			public void mouseDragged(MouseEvent e){
				Point point=e.getPoint();
				Point locPoint=getLocation();//
				int x=locPoint.x+point.x-pressedPoint.x;
				int y=locPoint.y+point.y-pressedPoint.y;
				setLocation(x,y);
			}
		});
	}
	public static void main(String[] args) {
		Move frame=new Move();
		frame.setTitle("动画");
		frame.setSize(frame.width,frame.height);//使用屏幕分辨率更改程序界面大小；
		frame.setResizable(false);//禁止改变窗口大小；
		frame.setLocationRelativeTo(null);//将程序界面置于屏幕中央；
		frame.setUndecorated(true);//去除 程序的window边框GUI；
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setBackground(new Color(0,0,0,0));  
		frame.setVisible(true);
	}
}
class ImgPanel extends JPanel{
	
	private Image[] mov1=new Image[300];
	private int i=0;
	private int N;//设置动画帧数；
	private String s;
	
	Toolkit toolkit=super.getToolkit();
	Dimension screenSize=toolkit.getScreenSize();
	int width=(int)(screenSize.width);
	int height=(int)(screenSize.height);
	
	public ImgPanel(int N,String s){
		this.N=N;
		this.s=s;
		setOpaque(false);//让JPanel背景透明；
		for(int j=0;j<=N;j++)
		{
			mov1[j]=Toolkit.getDefaultToolkit().createImage(s+j+".png");
		}
		Timer timer=new Timer(100,new TimerListener());
		timer.start();
	}
	protected void paintComponent(Graphics g){
		super.paintComponent(g);
		int h=mov1[i].getHeight(null);
		int w=mov1[i].getWidth(null);
		if(mov1[i]!=null){
			g.drawImage(mov1[i],this.width/2-h/2,this.height/2-h/2,this);
		}
		if(i<N){
			i++;
		}
		else{
			i=0;
		}
	}
	class TimerListener implements ActionListener{
		public void actionPerformed(ActionEvent e) {
			repaint();
		}
	}
}