package org.jzy3d.plot3d.pipelines;

import java.awt.AWTEvent;
import java.awt.EventQueue;
import java.awt.Toolkit;
import java.awt.event.InvocationEvent;
import java.awt.event.MouseEvent;
import java.awt.event.PaintEvent;

import org.apache.log4j.Logger;

/** Utility for debugging event queue related to 3d in AWT. */
public class CustomEventQueue extends EventQueue {
    static Logger logger = Logger.getLogger(CustomEventQueue.class);

    @Override
    protected void dispatchEvent(AWTEvent event) {
        if (event instanceof PaintEvent)
            logger.info("Dispatch [PAINT]: "+event);
        else if (event instanceof MouseEvent)
            logger.info("Dispatch [MOUSE]: "+event);
        else if (event instanceof InvocationEvent) {
            logger.info("Dispatch [INVOC]: "+event);
        } else
            logger.warn("Dispatch [UNKNO]: " + event);

        super.dispatchEvent(event);
    }

    public static void setCustomEventQueue() {
        if (!customQueueSet)
            Toolkit.getDefaultToolkit().getSystemEventQueue().push(new CustomEventQueue());
    }

    /*********************************************************/

    private static boolean customQueueSet = false;
}