我应该运行我正在尝试创建的游戏的 jar 文件有问题。这基本上是加载图像的一个主要问题,因此它可以在 Jar 以及 Netbeans 的环境中工作。
我目前正在使用
imgIcon = new ImageIcon(Core.classLoader.getResource("Images/Boss1.png"));
img = imgIcon.getImage();
这很好用 4 我所有的敌人水平背景和射击我的各种物体。但是如果我尝试在我的播放器类上使用它,JAR文件就会变成unexecutablem,即使它在 NetBeans 中仍然可以完美运行。我是否在播放器或其他地方搞砸了,因为图像似乎加载了这个特定的代码,并且只有当它也在播放器中时,jar 才能使用。
在这里可以看到播放器类(我认为这一定是我一遍又一遍忽略的问题):
package Entity;
import Shots.PlayerShot;
import bullethellreloaded.Core;
import bullethellreloaded.Screen;
import java.awt.Image;
import java.awt.Rectangle;
import java.util.ArrayList;
import javax.swing.ImageIcon;
public class Player extends Entity{
public int x,y; // public used to make an easy mouse controll;
int xDirection, yDirection;
int health;
private Image img;
private ImageIcon imgIcon;
private Rectangle hitbox;
public static ArrayList shots;
public Player(){
x = 250;
y = 400;
shots = new ArrayList();
health = 5;
imgIcon = new ImageIcon(Core.classLoader.getResource("Images/spaceship (Redshrike,Stephen Challener).png"));
img = imgIcon.getImage();
}
@Override
public void move(){
x += xDirection;
y += yDirection;
// Wallcollision detection, needs to be ajusted for the size of the object.
if(x <= 0)
x = 0;
if(x >= Screen.getScreenWidth())
x = Screen.getScreenWidth();
if(y <= 0)
y = 0;
if(y >= Screen.getScreenHeight())
y = Screen.getScreenHeight();
}
public void setXDirection(int xdir){
xDirection = xdir;
}
public void setYDirection(int ydir){
yDirection = ydir;
}
@Override
public Image getImage(){
return img;
}
@Override
public ImageIcon getImageIcon(){
return imgIcon;
}
@Override
public int getX(){
return x;
}
@Override
public int getY(){
return y;
}
@Override
public Rectangle getHitbox(){
return hitbox;
}
public static ArrayList getShots(){
return shots;
}
public void fire(){
PlayerShot shot = new PlayerShot(getX(), getY()-getImageIcon().getIconHeight()/2, 0, 1, 1,Core.classLoader.getResource("Images/PlayerShot.png"));
shots.add(shot);
}
@Override
public void removeHitbox(){
hitbox = null;
}
@Override
public Rectangle setHitbox(){
int width = getImageIcon().getIconWidth();
int height = getImageIcon().getIconHeight();
hitbox = new Rectangle(getX()+width/2-5, getY()+height/2-5, 1, 1);
return hitbox;
}
public void takeDamage(int dmg){
health -= dmg;
}
public int getHealth(){
return health;
}
在我的屏幕类中绘制,它是paintComponent中由paint调用的扩展JFrame(双缓冲和东西^^)
在以下代码段中:
}else{
g.drawImage(testlevel.getImage(),0,0,this);
g.drawImage(player.getImage(),player.getX(),player.getY(),this);
// painting the Score
g.setColor(Color.white);
g.setFont(new Font("Arial",Font.BOLD,14));
g.drawString("Score: "+ Score.getScore(), getScreenWidth()-100, 50);
// painting out the content of the ArrayLists shots, enemies, enemyShots
try{
for (int i = 0; i < Player.shots.size(); i++){
PlayerShot s = (PlayerShot) Player.shots.get(i);
if (s.getDeleted() != true){
g.drawImage(s.getImage(), s.getX(), s.getY(), this);
}
}
for (int i = 0; i < Enemy.enemies.size(); i++){
Enemy e = (Enemy) Enemy.enemies.get(i);
if (e.getDestroied() != true){
g.drawImage(e.getImage(), e.getX(), e.getY(), this);
}
}
for (int i = 0; i < Enemy.enemyShots.size(); i++){
EnemyShot es = (EnemyShot) Enemy.enemyShots.get(i);
if (es.getDeleted() != true){
g.drawImage(es.getImage(), es.getX(), es.getY(), this);
}
}
}catch(Exception e){}
}
repaint();
}
我希望这是足够的信息,如果不是这样,请告诉我。
编辑:
问题更像是有另一种方法可以与我的程序一起使用,或者我搞砸了什么来得到这个甚至没有启动的无用 JAR。
改变这个(这个路径只在netbeans中有效,jar在这个路径中找不到它)
imgIcon = new ImageIcon("src/Images/spaceship (Redshrike,Stephen Challener).png");
对此:
imgIcon = new ImageIcon(Core.classLoader.getResource("Images/spaceship (Redshrike,Stephen Challener).png"));
使 JAR 无法运行(甚至不是后台进程),而它在旧路径下工作得很好,除了玩家没有图像这一事实。