Bullet.java

/*
*/

import java.util.ArrayList;
import java.awt.Rectangle;
import java.awt.Color;

class Bullet extends MapObject {

	private int speed;
	private int damage;
	private static ArrayList<Bullet> instances; // tracks all initialized bullets for updates
	private int playerShot; // 1 or 2 (1 meaning player 1 shot this bullet, 2
							// meaning player 2 shot this bullet)

	/**
	 *
	 * @param pos
	 * @param dir
	 * @param damage
	 * @param playerShot
	 * @param color
	 */
	Bullet(Point pos, Point dir, int damage, int playerShot, Color color) {

		super(pos, dir, 10, color);
		this.damage = damage;
		this.speed = 15;
		this.playerShot = playerShot;
		instances.add(this);
		// System.out.println("Bullet created at " + pos);
		// System.out.println("Number of bullets: " + instances.size());

		hitBox = new Rectangle((int) getPos().x - 5, (int) getPos().y - 5, 10, 10);

	}

	// be careful of null in instances arraylist


	public static void init() {
		instances = new ArrayList<Bullet>();
	}


	
	/*
	move
	updates bullet position and hitbox based on direction, speed, and elapsed time
	*/
	public void move(double elapsedTime) {
		//System.out.println(this.dir.x + " " + speed + " " + elapsedTime + " ");
		pos = new Point(pos.x + dir.x * speed * elapsedTime * 100, pos.y + dir.y * speed * elapsedTime * 100);
		hitBox = new Rectangle((int) pos.x, (int) pos.y, size, size);
	}
	
	
	public static ArrayList<Bullet> getInstances() {
		return instances;
	}


	public Point getPos() {
		return pos;
	}

	public int getSize() {
		return size;
	}

	public int getDamage() {
		return this.damage;
	}

	// for collisions
	public int getPlayerShot() {
		return playerShot;
	}

	public void setPlayerShot(int playerShot) {
		this.playerShot = playerShot;
	}
}