From 9f15c70cb2bbdfbd642a32ce2d7de29dae3fa52f Mon Sep 17 00:00:00 2001
From: 206530308 <2978914674@qq.com>
Date: Tue, 15 Jun 2021 15:22:09 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E6=96=87=E4=BB=B6=E8=87=B3?=
 =?UTF-8?q?=20''?=
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---
 3.py | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 3.py

diff --git a/3.py b/3.py
new file mode 100644
index 0000000..5361e3b
--- /dev/null
+++ b/3.py
@@ -0,0 +1,30 @@
+import pygame				#导入pygame模块
+from pygame.locals import *			#导入pygame.locals模块
+import time				#导入time模块
+
+#子弹类
+class Bullet(object):
+    #构造方法，用于初始化子弹对象的属性
+    def __init__(self, screen_temp, x, y):
+        self.x = x+40						#子弹起始x坐标
+        self.y = y-20						#子弹起始y坐标
+        self.screen = screen_temp				#窗口
+        self.image = pygame.image.load("C:/work/youxi/zidan.png")	#创建一个子弹图片
+    #显示子弹图片的方法
+    def display(self):
+        self.screen.blit(self.image, (self.x, self.y))			#显示子弹图片
+    #子弹移动方法
+    def move(self):
+        self.y-=10	#子弹y坐标自减10
+     #判断子弹是否越界的方法
+    def judge(self):
+        if self.y<0:		#如果子弹的y坐标小于0
+            return True		#返回true正确
+        else:
+            return False	#返回false错误
+
+
+
+
+
+