class Spider {

  final static float ANGLE_CONSTANT = 5 * PI / 12;
  final static float DECREMENT = 60;    // 25
  final static int R0 = 300;
  final static int DEPTH = 12;
  
  boolean TIME_DISABLED = false;

  Calendar zero;
  long timeElapsed;
  
  Web w;
  int c = #666666;  
  int size, t;
  float x, y, r;
  
  public Spider(Web w, float x, float y, int size) {
    this.w = w;
    this.size = size;    
    reset();
    
    zero = Calendar.getInstance();
    timeElapsed = 5000;    
  }  
  
  public void drawMe() {
    fill(c);
    stroke(c);
    
    ellipse((int) x, (int) y, size, size);
    
    go();
  }
  
  public void go() {

    Calendar rightNow = Calendar.getInstance();
    timeElapsed = rightNow.getTimeInMillis() - zero.getTimeInMillis();

    if (TIME_DISABLED || timeElapsed > (1 * 1000)) {

      w.add(x, y);
    
      float theta = PI / 12 * (2 * t + 1);
      x += 2 * r * cos(ANGLE_CONSTANT) * cos(theta);
      y += 2 * r * cos(ANGLE_CONSTANT) * sin(theta);
    
      if (++t % DEPTH == 0) {
        r -= DECREMENT;
        y += DECREMENT;
      
        if (r <= 0)
          reset();      
      }
      
      zero = Calendar.getInstance();
    }
    
  }
  
  void reset() {
    t = 0;    
    x = (width / 2) - 0;
    y = (height / 2) - R0;
    r = R0;   
    w.reset();
  }
    
}