速度恢复

Question

本人想做一个拼图游戏 如何将一张图片分割成9份 简洁明了 没时间看太多东西 学习中

Answer 1

http://www.javaeye.com/problems/43676

Answer 2

package com.image;import java.awt.Font;
import java.awt.Graphics;
import java.awt.GridLayout;
import java.awt.Image;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.Date;import javax.imageio.ImageIO;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;@SuppressWarnings("serial")
public class TestImage extends JFrame { private static String imagepath="src\\image\\aa.jpg";

private BufferedImage image; private JButton[] jbuttons=new JButton[9];

private BufferedImage[] bis=new BufferedImage[9];
/**
 * @param args
 */
public static void main(String[] args) {
 System.out.println("支持写的图片格式:" +Arrays.toString(ImageIO.getWriterFormatNames()));
 new TestImage();
} public TestImage(){
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
try {
image=ImageIO.read(new File(imagepath));
} catch (IOException e1) {
e1.printStackTrace();
}
int image_width=image.getWidth();
int image_height=image.getHeight();
//预览窗口
//得到当前图片1/3大小的图片，并画到buffered_image当中
Image small_image=image.getScaledInstance(image_width/3, image_height/3, Image.SCALE_DEFAULT);
BufferedImage buffered_image=new BufferedImage(image_width/3,image_height/3,BufferedImage.TYPE_INT_BGR);
Graphics g = buffered_image.getGraphics();      
        g.drawImage(small_image, 0, 0, null); 
        try {
ImageIO.write(buffered_image, "jpeg", new FileOutputStream("bb.jpg"));
} catch (IOException e1) {
e1.printStackTrace();
}
        JFrame small_frame=new JFrame("图片预览");
        small_frame.add(new JButton(new ImageIcon(buffered_image)));
        small_frame.setSize(image_width/3, image_height/3);
        small_frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
        small_frame.setVisible(true);
        
int block_x=image_width/3;
int block_y=image_height/3;
bis[0]=image.getSubimage(0, 0,block_x,block_y);
bis[1]=image.getSubimage(block_x,0,block_x,block_y);
bis[2]=image.getSubimage(2*block_x,0,block_x,block_y);
bis[3]=image.getSubimage(0, block_y,block_x,block_y);
bis[4]=image.getSubimage(block_x, block_y,block_x,block_y);
bis[5]=image.getSubimage(2*block_x, block_y,block_x,block_y);
bis[6]=image.getSubimage(0, 2*block_y,block_x,block_y);
bis[7]=image.getSubimage(block_x, 2*block_y,block_x,block_y);
bis[8]=image.getSubimage(2*block_x, 2*block_y,block_x,block_y);
for(int i=0;i<jbuttons.length;i++){
jbuttons[i]=new JButton(new ImageIcon(bis[i]));
jbuttons[i].addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
Date date=new Date(e.getWhen());
System.out.println(date);
}
});
}
this.setLayout(new GridLayout(3,3));
for(int i=jbuttons.length-1;i>=0;i--){
this.add(jbuttons[i]);
}
this.setSize(image_width,image_height);
this.setVisible(true);
}

}改下图片地址，能满足楼主要求了