package demo;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import javax.swing.ImageIcon;
public class ImageCutUtil {
	final static int NUM=25;
	public static void removeAll(File path){
		File fileImage;
		for(int i=0;i<NUM;i++){
			fileImage=new File(path,i+".jpg");
			if(fileImage.isFile())
				fileImage.delete();
			
		}
	}
	public static boolean cutImage(File sourcePath,int cutNumber,String savePath){
		try {
			System.out.println("cutNumber :"+cutNumber);
			BufferedImage source=ImageIO.read(sourcePath);
			int allWidth=source.getWidth();
			int allHeight=source.getHeight();
			int width=(int)(allWidth*1.0/cutNumber);
			int height=(int)(allHeight*1.0/cutNumber);
			System.out.println("cutNumber "+cutNumber);
			for(int i=0;i<cutNumber;i++)
				for(int j=0;j<cutNumber;j++){
					ImageIO.write(source.getSubimage(j*width, i*height, width, height),
							"jpg",new File(savePath+"\\"+(i*cutNumber+j)+".jpg"));
				}
				return true;
		} catch (IOException e) {
			e.printStackTrace();
			return false;
		}
}
}