/**
   SBug 
   @author Sam B 2012
*/

import info.gridworld.actor.Bug;
import info.gridworld.grid.Location;

public class SBug extends Bug
{
   private int steps;  // the # of steps in the current side
   private int segment;// which segment of the W the WBug is on
    
   public SBug()
   {
      setDirection(Location.WEST);
      steps = 0;
      segment = 1;
   }
    
   public void act()
   {
      
      // SEGMENT 1 
      if (segment == 1 && steps < 5)
      {
         setDirection(Location.WEST);
         move();
         steps ++;
      }
      else if (steps >= 5)
      {
          segment++;
          steps = 0;
      }  
      
      //SEGMENT 2
      if (segment == 2 && steps < 5)
      {
         setDirection(Location.SOUTH);
         move();
         steps ++;
      }
      else if (steps >= 5)
      {
         segment ++;
         steps = 0;
      } 
      
      //SEGMENT 3
      if (segment == 3 && steps < 5)
      {
         setDirection(Location.EAST);
         move();
         steps ++;
      }
      else if (steps >= 5)
      {
          segment++;
          steps = 0;
      }  
      
      //SEGMENT 4
      if (segment == 4 && steps < 5)
      {
         setDirection(Location.SOUTH);
         move();
         steps ++;
      }
      else if (steps >= 5)
      {
          segment++;
          steps = 0;
      } 
      
      //SEGMENT 5
      if (segment == 5 && steps < 6)
      {
         setDirection(Location.WEST);
         move();
         steps ++;
      }
      else if (steps >= 5)
      {
          segment++;
          steps = 0;
          
      } 
  }
}