class Line{
  private float posx, posy;
  private float angle;
  private float dev;
  private float speed;
  private int hued;


  Line(float x, float y, int h){
    posx = x; 
    posy = y;
    angle = random(0,PI*2);
    dev = random(-PI*0.01,PI*0.01);
    hued = (h + ((int) random(-10,10))) % 255;
  }

  void Move(){
    dev *= 0.99;
    angle += dev;
    float dirx = cos(angle);
    float diry = sin(angle);
    posx += dirx;
    posy += diry;
    colorMode(HSB,255);
    fill(hued,192,192,32);
    noStroke();
    ellipse(posx,posy,weight,weight);

    if ((posx < 0) || (posx > width) || (posy < 0) || (posy > height) )
      lines.remove(lines.indexOf(this));
  }

  void Event(){
    lines.remove(lines.indexOf(this));
    if (((lines.size()<2) || (random(100)<50)) && 
      (lines.size()<15)
      ) {
      lines.add(new Line(posx,posy,hued+5));
      lines.add(new Line(posx,posy,hued-5));
    }
  }
}