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
{
    int velocityY = 0;
    int speed = 5;
    public void act()
    {
        player_movement();
        collision();
    }
    
    public void player_movement(){
        if (Greenfoot.isKeyDown("D")){
            setLocation(getX()+speed, getY());
        }
        if (Greenfoot.isKeyDown("A")){
            setLocation(getX()-speed, getY());
        }
    }
    
    public boolean onGround(){
        int height = getImage().getHeight();
        
        Actor floor = getOneObjectAtOffset(
            0,
            height / 2 + 1,
            Ground.class
        );
        
        return floor != null;
    }
    
    public boolean collision(){
        if (getIntersectingObjects(Projectile.class).size()>0)
        {
            Greenfoot.setWorld(new GameOverWorld());
            return true;     
        } 
        else
        {
            return false;   
        }
    }
}