import java.awt.Dimension;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.image.BufferedImage;
import java.io.File;
import javax.imageio.ImageIO;
public class GuiCamera
{
private String fileName; //文件的前綴
private String defaultName = "GuiCamera";
static int serialNum=0;
private String imageFormat; //圖像文件的格式
private String defaultImageFormat="png";
Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
public GuiCamera() {
fileName = defaultName;
imageFormat=defaultImageFormat;
}
public GuiCamera(String s,String format) {
fileName = s;
imageFormat=format;
}
public void snapShot() {
try {
//拷貝屏幕到一個(gè)BufferedImage對象screenshot
BufferedImage screenshot = (new Robot()).createScreenCapture(new
Rectangle(0, 0, (int) d.getWidth(), (int) d.getHeight()));
serialNum++;
//根據(jù)文件前綴變量和文件格式變量,自動(dòng)生成文件名
String name=fileName+String.valueOf(serialNum)+"."+imageFormat;
File f = new File(name);
System.out.print("Save File "+name);
//將screenshot對象寫入圖像文件
ImageIO.write(screenshot, imageFormat, f);
System.out.print("..Finished!n");
}
catch (Exception ex) {
System.out.println(ex);
}
}
public static void main(String[] args){
GuiCamera cam= new GuiCamera("d:\test", "png");//
cam.snapShot();
}
}