Bullet.java

import greenfoot.*;

public class Bullet extends Actor {
    private int speed = 7;
    private int targetX, targetY;
    private double angle;
    private Actor owner; 

    /**
     * Konstruktor Bullet.
     * @param x Koordinat X tujuan tembakan.
     * @param y Koordinat Y tujuan tembakan.
     * @param shooter Aktor yang menembakkan peluru ini (biasanya 'this' dari Player).
     */
    public Bullet(int x, int y, Actor shooter) {
        targetX = x;
        targetY = y;
        this.owner = shooter; 
    }
    
    public Actor getActor() {
        return owner;
    }

    public void addedToWorld(World world) {
        angle = Math.atan2(targetY - getY(), targetX - getX());
        setRotation((int)Math.toDegrees(angle));
    }

    public void act() {
        move(speed);
        
        if (isTouching(Enemy.class)) {
            Enemy e = (Enemy)getOneIntersectingObject(Enemy.class);
            if (e != null) {
                e.takeDamage(50); 
            }
            getWorld().removeObject(this);
        } 
        else if (isAtEdge()) {
            getWorld().removeObject(this);
        }
    }
}