import java.awt.event.*;

import javax.swing.*;

import net.java.games.jogl.*;

/**
 * A simple test that Jogl is working.
 * <p>
 * Nothing is displayed. The window should come up normally and when the window
 * is closed, it should exit normally.
 * 
 * @author Sean Sylvis
 */
public class JoglSimpleTest implements GLEventListener
{
    private JFrame mFrame;
    private Animator mAnimator;

    /**
     * Constructs a JoglSimpleTest object.
     */
    public JoglSimpleTest()
    {
        // Get GL drawing context
        GLCanvas vCanvas =
            GLDrawableFactory.getFactory().createGLCanvas(new GLCapabilities());
        vCanvas.addGLEventListener(this);

        // Create AWT frame
        mFrame = new JFrame("Simple Test");
        mFrame.setSize(600, 400);
        mFrame.getContentPane().add(vCanvas);

        // Create animation loop object
        mAnimator = new Animator(vCanvas);

        // Define window-closing event
        mFrame.addWindowListener(new WindowAdapter()
        {
            public void windowClosing(WindowEvent e)
            {
                close();
            }
        });

        mFrame.show();
        mAnimator.start();
    }

    // inherited comment
    public void init(GLDrawable pDrawable)
    {
        GL gl = pDrawable.getGL();

        // Set color buffer clear color
        gl.glClearColor(1, 1, 1, 0);
    }

    // inherited comment
    public void reshape(
        GLDrawable pDrawable,
        int x,
        int y,
        int pWidth,
        int pHeight)
    {
    }

    // inherited comment
    public void display(GLDrawable pDrawable)
    {
        GL gl = pDrawable.getGL();

        // Clear buffers
        gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
    }

    // inherited comment
    public void displayChanged(
        GLDrawable drawable,
        boolean modeChanged,
        boolean deviceChanged)
    {
    }

    /**
     * 
     */
    private void close()
    {
        mAnimator.stop();

        mFrame.dispose();
    }

    /**
     * @param pArguments
     */
    public static void main(String[] pArguments)
    {
        new JoglSimpleTest();
    }
}