ZBug

import info.gridworld.actor.*;
import info.gridworld.grid.*;

public class ZBug extends Bug {
    private int steps;
    private int sideLength;
    private int total;

    public ZBug(int length, int totalLength)
    {
        steps = 0;
        sideLength = length;
        total = totalLength;
    }
    public void act()
    {
        if (steps < total && canMove())
        {
            if (steps == 0){
                turn();
                turn();
                steps++;
            }
            else if (steps == sideLength){
                turn();
                turn();
                turn();
            }
            else if (steps == ((sideLength * 2) - 1)){
                turn();
                turn();
                turn();
                turn();
                turn();
            }
            move();
            steps++;
        }
    }
}