import java.awt.Color;
import java.awt.Event;
import java.awt.Graphics;

/*

 JavaEyes  version 1.0

 Written by  Arjan van de Ven
 Burg.Schafratstr. 38
 5427 SR  Boekel
 The Netherlands
 +31-4922-322320

 arjan@stack.urc.tue.nl


 This applet is released to the Public Domain

 */

public class JavaEyes extends java.applet.Applet implements Runnable {
	Thread runner;
	int lX = 40;
	int lY = 40;
	int rX = 70;
	int rY = 40;
	int lEyeX = -1, rEyeX = -1, lEyeY = -1, rEyeY = -1;
	boolean rPoked = false, lPoked = false;
	boolean sleeping = false;

	public void start() {
		if (runner == null) {
			runner = new Thread(this);
			runner.start();
		}
	}

	public void stop() {
		if (runner != null) {
			runner.stop();
			runner = null;
		}
	}

	public void run() {
		while (true) {
			try {
				Thread.sleep(1000);
			} catch (InterruptedException e) {
			}
		}
	}

	public void paint(Graphics g) {
		if (lPoked && (sleeping == false)) {
			g.setColor(Color.blue);
		} else {
			g.setColor(Color.white);
		}
		g.fillOval(lX + 1, lY + 1, 19, 19);
		if (rPoked && (sleeping == false)) {
			g.setColor(Color.blue);
		} else {
			g.setColor(Color.white);
		}
		g.fillOval(rX + 1, rY + 1, 19, 19);
		g.setColor(Color.black);
		g.drawOval(lX, lY, 20, 20);
		g.drawOval(rX, rY, 20, 20);
		if ((sleeping == false) && (lEyeX >= 0)) {
			g.fillOval(lEyeX, lEyeY, 6, 6);
			g.fillOval(rEyeX, rEyeY, 6, 6);
		} else { // g.drawLine(lX,lY+10,lX+20,lY+10);
			// g.drawLine(rX,rY+10,rX+20,rY+10);
			g.drawArc(rX, rY + 4, 20, 10, 0, -180);
			g.drawArc(lX, lY + 4, 20, 10, 0, -180);
		}
	}

	public void update(Graphics g) {
		paint(g);
	}

	public boolean mouseDown(Event evt, int x, int y) {
		float dx, dy;
		float length;
		dx = 1.0f * (x - lX - 10);
		dy = 1.0f * (y - lY - 10);
		length = (float) (Math.sqrt(dx * dx + dy * dy));
		if (length < 8) {
			lPoked = true;
			repaint();
		}
		;
		dx = 1.0f * (x - rX - 10);
		dy = 1.0f * (y - rY - 10);
		length = (float) (Math.sqrt(dx * dx + dy * dy));
		if (length < 8) {
			rPoked = true;
			repaint();
		}
		;
		return false;
	}

	public boolean mouseMove(Event evt, int x, int y) {
		float dx, dy;
		float length;
		int _lEyeX, _lEyeY;
		int _rEyeX, _rEyeY;
		dx = 1.0f * (x - lX - 10);
		dy = 1.0f * (y - lY - 10);
		length = (float) (Math.sqrt(dx * dx + dy * dy));
		if (length > 7) {
			dx = dx * (7 / length);
			dy = dy * (7 / length);
		}
		_lEyeX = (int) (lX + dx + 10 - 2);
		_lEyeY = (int) (lY + dy + 10 - 2);
		dx = 1.0f * (x - rX - 10);
		dy = 1.0f * (y - rY - 10);
		length = (float) (Math.sqrt(dx * dx + dy * dy));
		if (length > 7) {
			dx = dx * (7 / length);
			dy = dy * (7 / length);
		}
		_rEyeX = (int) (rX + dx + 10 - 2);
		_rEyeY = (int) (rY + dy + 10 - 2);
		if ((_rEyeX != rEyeX) || (_rEyeY != rEyeY) || (_lEyeX != lEyeX)
				|| (_lEyeY != lEyeY)) {
			rEyeX = _rEyeX;
			rEyeY = _rEyeY;
			lEyeX = _lEyeX;
			lEyeY = _lEyeY;
			repaint();
		}

		return false;
	}

	public boolean mouseEnter(Event evt, int x, int y) {
		sleeping = false;
		repaint();
		return false;
	}

	public boolean mouseExit(Event evt, int x, int y) {
		sleeping = true;
		repaint();
		lPoked = false;
		rPoked = false;
		return false;
	}

}