Java code to achieve screenshot function of screenshot
- 2020-04-01 02:40:16
- OfStack
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 Test
{
private String fileName; //Prefix of file
private String defaultName = "GuiCamera";
static int serialNum=0;
private String imageFormat; //The format of the image file
private String defaultImageFormat="png";
Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
public Test() {
fileName = defaultName;
imageFormat=defaultImageFormat;
}
public Test(String s,String format) {
fileName = s;
imageFormat=format;
}
public void snapShot() {
try {
//Copy the screen to a BufferedImage object screenshot
BufferedImage screenshot = (new Robot()).createScreenCapture(new
Rectangle(0, 0, (int) d.getWidth(), (int) d.getHeight()));
serialNum++;
//File names are automatically generated based on file prefix variables and file format variables
String name=fileName+String.valueOf(serialNum)+"."+imageFormat;
File f = new File(name);
System.out.print("Save File "+name);
//Write the screenshot object to the image file
ImageIO.write(screenshot, imageFormat, f);
System.out.print("..Finished!n");
}
catch (Exception ex) {
System.out.println(ex);
}
}
public static void main(String[] args)
{
Test cam= new Test("d:\Hello", "png");//
cam.snapShot();
}
}