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

//ImageManager adalah class untuk load dan save gambar
//File dapat berupa JPG atau PNG

public class ImageManager
{
    private static final String IMAGE_FORMAT = "jpg";

    public static OF loadImage (File imgFile)
    {
        try
        {
            BufferedImage img = ImageIO.read(imgFile);
            if (img == null || (img.getWidth(null)<0))
            {
                return null;
            }
            return new OF (img);
        }
        catch (IOException exc)
        {
            return null;
        }
    }

    //Write file gambar ke disk dengan format JPG
    public static void save (OF img, File file)
    {
        try
        {
            ImageIO.write(img, IMAGE_FORMAT, file);
        }
        catch (IOException exc)
        {
            return;
        }
    }
}