// DrawImageFromFile.java

// Place an image named "sampleImage.jpg" in the same directory as
// this file, then compile and run this code to display the image.

import java.awt.*;
import javax.swing.*;

public class DrawImageFromFile extends JApplet {

  public static Image getImageFromFile(String filename) {
  	return new ImageIcon(filename).getImage();
  }
  
  // Load the image only once -- so make it static
  private static Image sampleImage = getImageFromFile("sampleImage.jpg");
  
  public void paint(Graphics page) {
    // get the dimensions of the draw area
    int width  = this.getWidth();
    int height = this.getHeight();
   
    // clear the background
    page.setColor(new Color(120,120,50));
    page.fillRect(0,0,width,height);

    // center the image in the window
    int imageWidth  = sampleImage.getWidth(null);
    int imageHeight = sampleImage.getHeight(null);
    page.drawImage(sampleImage, (width - imageWidth)/2,(height - imageHeight)/2, null);
    
    // now draw a version of the image at (0,0) and scaled to be smaller
    int scaledWidth  = imageWidth  / 5;
    int scaledHeight = imageHeight / 5;
    page.drawImage(sampleImage,0,0,scaledWidth,scaledHeight,null); 
  }

   
  public void init() {
    setBackground(Color.white);
 }

  ////////////////////////////////////////////
  // Main (applet wrapper)
  ////////////////////////////////////////////
  public static void main(String[] args) {
    DrawImageFromFile applet = new DrawImageFromFile();
    applet.init();
    final JFrame frame = new JFrame("DrawImageFromFile");
    frame.getContentPane().add(applet);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.pack();
    frame.setSize(600,600);
    frame.show();
  }  
}