saw444

ah i know why

Why is he not jumping? import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo) /** * Write a description of class Dante here. * * @author (your name) * @version (a version number or a date) */ public class Dante extends Actor { /** * Act - do whatever the Dante wants to do. This method is called whenever * the 'Act' or 'Run' button gets pressed in the environment. */ static final int gravity = 2; static final int jumpForce = 30; int xSpeed = 4; int ySpeed = 0; public void act() { // Add your action code here. moveHorizontal(); } public void moveHorizontal() { int worldWidth = getWorld().getWidth(); int myWidth = getImage().getWidth(); int dx = 0; if(Greenfoot.isKeyDown("a")) dx--; if(Greenfoot.isKeyDown("d")) dx++; setLocation(getX()+dx*xSpeed, getY()); } private void moveVertically() { int worldHeight = getWorld().getHeight(); int myHeight = getImage().getHeight(); boolean onGround = false; ySpeed += gravity; setLocation(getX(), getY()+ySpeed); if(getY() > worldHeight-myHeight/2) { ySpeed = 0; onGround = true; } if(onGround && Greenfoot.isKeyDown("w")) { ySpeed =-jumpForce; } } }