[学习内容]外星人入侵项目实践

MingMingWu · MingMingWu · commit 0c57888f677c · 2017-05-17T02:34:42.000+08:00
1.优化注释
 2.优化飞船移动函数
diff --git a/game_functions.py b/game_functions.py
@@ -5,22 +5,20 @@
 
 
 def check_keyup_event(event, ship):
-    """检测按键释放"""
+    """按键释放事件响应"""
     ship.stop()
 
 def check_keydown_event(event, ship):
-    """检测按键按下"""
+    """按键按下事件响应"""
     if pygame.K_RIGHT == event.key:
         # 向右移动飞船
         ship.moving('right')
-        ship.update()
     if pygame.K_LEFT == event.key:
         # 向左移动飞船
         ship.moving('left')
-        ship.update()
 
 def check_event(ship):
-    #监视键盘和鼠标事件
+    """检测按键事件"""
     for event in pygame.event.get():
         if pygame.QUIT == event.type:
             sys.exit()
diff --git a/ship.py b/ship.py
@@ -4,7 +4,6 @@
 
 
 class Ship():
-
     def __init__(self, scrren):
         """初始化飞船并设置其初始位置"""
         self.scrren = scrren
@@ -28,7 +27,6 @@ def blitme(self):
 
     def update(self):
         """根据移动标志调整飞船的位置"""
-
         if True == self.__moving_riht and self.rect.right < self.scrren_rect.right:
             self.self_center += self.speed_factor
 
@@ -38,10 +36,12 @@ def update(self):
         self.rect.centerx = self.self_center
 
     def moving(self, direction):
+        """移动飞船"""
         if 'left' == direction:
             self.__moving_left = True
         elif 'right' == direction:
             self.__moving_riht = True
+        self.update()
 
     def stop(self):
         """停止移动,将移动标志位都设置为FALSE"""
