transparent gif

import greenfoot.*;  // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)

/**
 * Write a description of class Player here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */
public class Player extends Actor
{
    boolean touched = true;
    //controlls
    static boolean playerWalking = true;
    GifImage LeftWalk = new GifImage("LeftWalk.gif");
    GifImage RightWalk = new GifImage("RightWalk.gif");
    String direction = "front";
    
    //health
    static int health = 100;
    static int boosterhealth = 200;
    
    /**
     * Act - do whatever the Player wants to do. This method is called whenever
     * the 'Act' or 'Run' button gets pressed in the environment.
     */
    public void act() 
    {
        start();
    }    
    void start()
    {
        playerMovement();
    }
    void playerMovement()
    {
        p_moveLeft(3);
    }
    void p_moveLeft(int speed)
    {
        if(playerWalking == true)
        {
         if(getWorld().getObjects(playerfeet.class).get(0).touchingWalkinglocation() == false)
         {
             if (direction == "front"){
             setLocation(getX()-speed, getY());
            }
            if (direction == "left"){
             setLocation(getX()+speed, getY());
            }
            if (direction == "right"){
             setLocation(getX()-speed, getY());
            }
         }
         if(getWorld().getObjects(playerfeet.class).get(0).touchingWalkinglocation() == true){
         if (Greenfoot.isKeyDown("D") == false && Greenfoot.isKeyDown("A") == false)
         {
             if (direction == "front"){
             //setImage("");
            }
            if (direction == "left"){
             setImage("idleL.png");
             getImage().scale(60, 140);
            }
            if (direction == "right"){
             setImage("idleR.png");
             getImage().scale(50, 140);
            }
         }
         if(Greenfoot.isKeyDown("D"))
         {
             direction = "right";
             setLocation(getX()+speed, getY());
             setImage(RightWalk.getCurrentImage());
             getImage().scale(200, 150);
             
             
         }
         if(Greenfoot.isKeyDown("A"))
         {
             direction = "left";
             touched = false;
             setLocation(getX()-speed, getY());
             setImage(LeftWalk.getCurrentImage());
             getImage().scale(200, 150);
         }
        }
    }
    }
}