// Origin: https://zetcode.com/javagames/movingsprites/ package Game; //Inherit some methods shared with class SpaceShip public class Missile extends Sprite { private final int BOARD_WIDTH = 800; private final int MISSILE_SPEED = 2; public Missile(int x, int y) { super(x, y); initMissile(); MissileThread myMissile = new MissileThread( this, 1, 0, 800, 800 ); myMissile.start(); } private void initMissile() { loadImage("src/resources/missile.png"); getImageDimensions(); } // public void move() { // // x += MISSILE_SPEED; // // if (x > BOARD_WIDTH) { // visible = false; // } // } }