我这样做是为了让玩家面向鼠标方向，但正因为如此，出现了一个问题

Question

所以基本上我想创建僵尸以便稍后与它们互动，但是当我绘制它们时，我注意到它们都转向与玩家相同的方向(鼠标(我绘制的所有内容都发生了这种情况。我该如何解决这个问题？(给每个僵尸它自己的位置，独立于鼠标方向(

屏幕.java

import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JPanel;
public class Screen extends JPanel implements KeyListener, MouseListener, MouseMotionListener {
private Enemy[] enemy;
private Bullet bullet;
private Player player;
boolean collisionBetweenBnZ = false;
private int mX, mY, key;
private List<Bullet> firedBullets = new ArrayList<Bullet>();
public Screen() {
player = new Player(400, 500);
enemy = new Enemy[10];
for (int i = 0; i < enemy.length; i++) {
enemy[i] = new Enemy();
}
setFocusable(true);
addKeyListener(this);
addMouseMotionListener(this);
addMouseListener(this);
this.requestFocusInWindow();

}
public Dimension getPreferredSize() {
return new Dimension(800, 600);
}
public void paintComponent(Graphics g) {
super.paintComponents(g);
//an obstacle for zombies
g.fillRect(0, 400, 800, 4);
//drawing each bullet as soon as they are added to the list (when pressing mouse button)
for (int i = 0; i < firedBullets.size(); i++) {
firedBullets.get(i).drawBullet(g);
}
//drawing sprites
player.drawPlayer(g);
for (int i = 0; i < enemy.length; i++) {
enemy[i].drawEnemy(g);
}
}
public static int clamp(int num, int min, int max) { //method that prevents you from going beyond the window
if (num >= max) return num = max;
else if (num <= min) return num = min;
else return num;
}
public void fire() {
bullet = new Bullet(player.playerX(), player.playerY());
bullet.updateAngle(mX, mY, player.playerX(), player.playerY());
firedBullets.add(bullet);
}
public void animate() {
while (true) {
try {
Thread.sleep(10); //in milliseconds
}
catch(InterruptedException ex) {
Thread.currentThread().interrupt();
}
player.tick();
/*for (int i = 0; i < )
enemy.tick();*/
//System.out.println("X: " + mX + "n" + "Y: " + mY);
for (int i = 0; i < firedBullets.size(); i++) {
firedBullets.get(i).launch();
}
//if () getbounds
repaint();
}
}
public void keyTyped(KeyEvent e) {
}
public void keyPressed(KeyEvent e) {
key = e.getKeyCode();
if (key == KeyEvent.VK_A) {
player.setVelX(-2);
}
else if (key == KeyEvent.VK_D) {
player.setVelX(2);
}
else if (key == KeyEvent.VK_S) {
player.setVelY(2);
}
else if (key == KeyEvent.VK_W) {
player.setVelY(-2);
}
else if (key == KeyEvent.VK_SPACE) {
//bullet.shootBullet = true;
}
else if (key == KeyEvent.VK_A && key == KeyEvent.VK_D) {
player.setVelX(0);
}
else if (key == KeyEvent.VK_W && key == KeyEvent.VK_S) {
player.setVelY(0);
}
}
public void keyReleased(KeyEvent e) {
key = e.getKeyCode();
if (key == KeyEvent.VK_A) {
player.setVelX(0); 
}
else if (key == KeyEvent.VK_D) {
player.setVelX(0); 
}
else if (key == KeyEvent.VK_S) {
player.setVelY(0); 
}
else if (key == KeyEvent.VK_W) {
player.setVelY(0); 
}
else if (key == KeyEvent.VK_SPACE) {
//bullet.shootBullet = false;
}
}
@Override
public void mouseDragged(MouseEvent e) {
}
@Override
public void mouseMoved(MouseEvent e) {
mX = e.getX();
mY = e.getY();
player.updateAngle(mX, mY);
repaint();
}
@Override
public void mouseClicked(MouseEvent e) {
fire();
}
@Override
public void mousePressed(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseReleased(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseEntered(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseExited(MouseEvent e) {
// TODO Auto-generated method stub
}
}

敌人.java

import java.awt.Graphics;
import java.awt.Rectangle;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import java.util.concurrent.ThreadLocalRandom;
public class Enemy {
private int health, width, height;
private int enemyX, enemyY, velY;
private BufferedImage img;
public Enemy() {
try {
img = ImageIO.read(new File("/Users/david/Desktop/Enemy_Sprite.png"));  
} catch (IOException e) {
e.printStackTrace();                        
}
health = 100;
width = img.getWidth();
height = img.getHeight();
enemyX = ThreadLocalRandom.current().nextInt(50, 750);
enemyY = ThreadLocalRandom.current().nextInt(0, 200);
}
public Rectangle getBounds() {
return new Rectangle(enemyX, enemyY, width, height);
}
public void setVelY(int y) {
velY = y;
}
public void tick() {
enemyY += velY;
}
public boolean obstacleInteraction() {
//if (getBounds() == )
return true;
}
public void drawEnemy(Graphics g) {
g.drawImage(img, enemyX, enemyY, null);
}
}

Answer 1

多亏了这个人，我才想通了。所以基本上在我的代码结束时，我绘制播放器并让他旋转到鼠标位置放置保存的原始平面位置g.setTransform(oldAT);