import java.awt.BorderLayout;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLayeredPane;
import javax.swing.JPanel;

public class GUIFrame extends JFrame{

    JLayeredPane layerPane = new JLayeredPane();
    BackgroundPanel gameBackground = new BackgroundPanel(loadImage("Background.png"), this);
    JButton testButton = new JButton("TEST BUTTON");
    JPanel testPanel = new JPanel();

    public GUIFrame(String frameTitle) {
        super(frameTitle);

        //Set BorderLayout
        setLayout(new BorderLayout());

        //Put testButton inside testPanel
        testButton.setVisible(true);
        testButton.setSize(500, 50);
        testPanel.add(testButton);
        testPanel.setSize(500, 50);

        //Add gameBackground to default layer of layerPane
        layerPane.add(gameBackground, JLayeredPane.DEFAULT_LAYER);
        //Add testPanel to the layer above default
        layerPane.add(testPanel, JLayeredPane.PALETTE_LAYER);

        //Add layerPane to JFrame
        add(layerPane);

        /* If I uncomment these to lines and comment the line
         * it will work but then the button will be in the same layer */
        //add(testPanel);
        //add(gameBackground);
    }

    //Simple image loading method; Returns buffered image
    public static BufferedImage loadImage(String fileLocation){
        BufferedImage image = null;
        try{
            image = ImageIO.read(new File(fileLocation));
        }catch(IOException exceptionReturned){
            System.out.println("Image loading exception when loading " + fileLocation);
        }
        return image;
    }
}