From b7505d7bff7bc7af7e2d5d4f4775227abcb2276c Mon Sep 17 00:00:00 2001
From: kn5886348135 <56352848+kn5886348135@users.noreply.github.com>
Date: Sat, 19 Nov 2022 16:18:31 +0800
Subject: [PATCH] =?UTF-8?q?=E5=B0=86=E5=AD=90=E5=BC=B9=E6=8D=A2=E6=88=90?=
 =?UTF-8?q?=E5=9B=BE=E7=89=87?=
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---
 .../java/com/example/tankbattle/Bullet.java   | 21 +++++++++++++++----
 .../com/example/tankbattle/ResourceMgr.java   |  6 ++++++
 2 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/src/main/java/com/example/tankbattle/Bullet.java b/src/main/java/com/example/tankbattle/Bullet.java
index 87ff41d..778273d 100644
--- a/src/main/java/com/example/tankbattle/Bullet.java
+++ b/src/main/java/com/example/tankbattle/Bullet.java
@@ -22,10 +22,23 @@ public class Bullet {
 
     public void paint(Graphics g) {
         if (!live) tf.bullets.remove(this);
-        Color c = g.getColor();
-        g.setColor(Color.RED);
-        g.fillOval(x, y, WIDTH, HEIGHT);
-        g.setColor(c);
+        switch (dir) {
+            case LEFT:
+                g.drawImage(ResourceMgr.bulletL, x, y, null);
+                break;
+            case UP:
+                g.drawImage(ResourceMgr.bulletU, x, y, null);
+                break;
+            case RIGHT:
+                g.drawImage(ResourceMgr.bulletR, x, y, null);
+                break;
+            case DOWN:
+                g.drawImage(ResourceMgr.bulletD, x, y, null);
+                break;
+            default:
+                break;
+        }
+        
         move();
     }
 
diff --git a/src/main/java/com/example/tankbattle/ResourceMgr.java b/src/main/java/com/example/tankbattle/ResourceMgr.java
index ef966ef..371d48f 100644
--- a/src/main/java/com/example/tankbattle/ResourceMgr.java
+++ b/src/main/java/com/example/tankbattle/ResourceMgr.java
@@ -6,6 +6,7 @@ import java.io.IOException;
 
 public class ResourceMgr {
     public static BufferedImage tankL, tankU, tankR, tankD;
+    public static BufferedImage bulletL, bulletU,bulletR, bulletD;
 
     static {
         try {
@@ -13,6 +14,11 @@ public class ResourceMgr {
             tankU = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/tankU.gif"));
             tankR = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/tankR.gif"));
             tankD = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/tankD.gif"));
+
+            bulletL = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletL.gif"));
+            bulletU = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletU.gif"));
+            bulletR = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletR.gif"));
+            bulletD = ImageIO.read(ResourceMgr.class.getClassLoader().getResourceAsStream("images/bulletD.gif"));
         } catch (IOException exception) {
             exception.printStackTrace();
         }