import javax.media.opengl.GLAutoDrawable;
import javax.media.opengl.GLEventListener;
import javax.media.opengl.GLProfile;
import javax.media.opengl.GLCapabilities;
import javax.media.opengl.awt.GLJPanel;
import javax.swing.JFrame;

import java.awt.BorderLayout;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

/**
 * A minimal program that draws with JOGL in a Swing JFrame using the AWT GLJPanel.
 *
 * @author Wade Walker
 */
public class OneTriangleSwingGLJPanel {

    public static void main( String [] args ) {
        GLProfile glprofile = GLProfile.getDefault();
        GLCapabilities glcapabilities = new GLCapabilities( glprofile );
        GLJPanel gljpanel = new GLJPanel( glcapabilities ); 

        gljpanel.addGLEventListener( new GLEventListener() {
            
            @Override
            public void reshape( GLAutoDrawable glautodrawable, int x, int y, int width, int height ) {
                OneTriangle.setup( glautodrawable.getGL().getGL2(), width, height );
            }
            
            @Override
            public void init( GLAutoDrawable glautodrawable ) {
            }
            
            @Override
            public void dispose( GLAutoDrawable glautodrawable ) {
            }
            
            @Override
            public void display( GLAutoDrawable glautodrawable ) {
                OneTriangle.render( glautodrawable.getGL().getGL2(), glautodrawable.getWidth(), glautodrawable.getHeight() );
            }
        });

        final JFrame jframe = new JFrame( "One Triangle Swing GLJPanel" ); 
        jframe.addWindowListener( new WindowAdapter() {
            public void windowClosing( WindowEvent windowevent ) {
                jframe.dispose();
                System.exit( 0 );
            }
        });

        jframe.getContentPane().add( gljpanel, BorderLayout.CENTER );
        jframe.setSize( 640, 480 );
        jframe.setVisible( true );
    }
}