Java Swing Tutorial - Java Graphics.drawImage(Image img, int x, int y, ImageObserver observer)

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Syntax

Graphics.drawImage(Image img, int x, int y, ImageObserver observer) has the following syntax.

public abstract boolean drawImage(Image img,  int x,  int y,   ImageObserver observer)

Example

In the following code shows how to use Graphics.drawImage(Image img, int x, int y, ImageObserver observer) method.

import java.awt.Color;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.image.BufferedImage;
/*  www  .ja  v  a 2  s  .c om*/
import javax.swing.JFrame;
import javax.swing.JPanel;

public class Main extends JPanel {

  public void paint(Graphics g) {
    Image img = createImage();
    g.drawImage(img, 20,20,Color.RED,this);
  }
  private Image createImage(){
    BufferedImage bufferedImage = new BufferedImage(200,200,BufferedImage.TYPE_INT_RGB);
    Graphics g = bufferedImage.getGraphics();
    g.drawString("www.java2s.com", 20,20);
    
    return bufferedImage;
  }
  public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.add(new Main());
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setBounds(20,20, 500,500);
    frame.setVisible(true);
  }
}

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