代码格式

src/main/java/com/example/tankbattle/Bullet.java

@@ -1,7 +1,7 @@
 package com.example.tankbattle;
 
-import java.awt.Graphics;
 import java.awt.Color;
+import java.awt.Graphics;
 
 public class Bullet {
     private static final int SPEED = 1;

src/main/java/com/example/tankbattle/Tank.java

@@ -1,17 +1,17 @@
 package com.example.tankbattle;
 
-import java.awt.Graphics;
 import java.awt.Color;
+import java.awt.Graphics;
 
 public class Tank {
     private int x,y;
     private Dir dir = Dir.DOWN;
     public static final int SPEED = 5;
 
-    private TankFrame tf = null;
-
     private boolean moving = false;
 
+    private TankFrame tf = null;
+
     public boolean isMoving() {
         return moving;
     }
@@ -20,13 +20,15 @@ public class Tank {
         this.moving = moving;
     }
 
+    public Dir getDir() {
+        return dir;
+    }
+
     public void setDir(Dir dir) {
         this.dir = dir;
     }
 
-    public Dir getDir() {
-        return dir;
-    }
+
 
     public Tank(int x, int y, Dir dir, TankFrame tf) {
         this.x = x;