// An example of image writing in Java
//
// Create a new png image, and save it
// 
// REF (BufferedImage Class API):
// http://java.sun.com/j2se/1.4.2/docs/api/java/awt/image/BufferedImage.html
// 
// M. Branicky, 10/10/06

import java.awt.image.*;
import javax.imageio.*;
import java.io.*;

public class NewImage
{
  // 0xNUM is how to input HEXadecimal numbers (base 16: digits 0-F) in Java
  // See http://cloford.com/resources/colours/500col.htm for HEX color codes
  public static final int BLACK = 0, WHITE = 0xFFFFFF;

  public static void main (String args[]) throws IOException {
    // create a new, "blank" 300 by 300 image
    BufferedImage myimage = new BufferedImage(300,300,BufferedImage.TYPE_INT_RGB);

    // set the values for the image
    for (int i=0; i<300; i++) {
      for (int j=0; j<300; j++) {
        if (i%2==0) myimage.setRGB(i,j,WHITE);
        else myimage.setRGB(i,j,BLACK);
      }
    }

    // store the image in a file
    File outImage = new File("myimage.jpg");
    ImageIO.write(myimage, "jpg", outImage);
  }
}