package particles;

import java.util.Random;

import javax.swing.RepaintManager;

/* Klasa Thread ima metod run koji definise nacin na koji se
 * ona pokrece
 */
public class Particle extends Thread {

	private Random randGen = new Random();
	private int x;
	private int y;
	private ParticlesPanel panel;

	public Particle(ParticlesPanel panel) {
		super();
		this.panel=panel;
		this.x = randGen.nextInt(ParticlesGUI.WIDTH);
		this.y = randGen.nextInt(ParticlesGUI.HEIGHT);
		start();
	}

	public int getX() {
		return x;
	}

	public int getY() {
		return y;
	}

	public void move() {
		int dx=(randGen.nextInt(3) - 1);
		int dy=(randGen.nextInt(3) - 1);
		x += dx;
		y += dy;
	}

	@Override
	public void run() {
		super.run();
		while (true) {
			move();
			panel.repaint();
			try {
				Thread.sleep(50);
			} catch (InterruptedException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
	}
}