mercoledì 21 ottobre 2009

delfino

import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)
public class delfino extends Animal
{
int i=0;
int u=0;

public void act()
{
if (atWorldEdge()){
turn(-180);
}
if(u<30){
sali();
}
u++;
if(u>41){
stai();
}
u++;
if(u>61){
scendi();
}
if(u>80){
u=0;
ritorna();
}

}
public void sali(){
if(i==0){
turn(-45);
i++;}
move();
u++;
}
public void stai(){
if(i==1){
turn(45);
i++;
}
move();
u++;
}
public void scendi(){
if(i==2){
turn(45);
i++;
}
u++;
move();
}
public void ritorna(){
if(i==3){
turn(-45);
i=0;
}
}
}

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