save project

snake.py

@@ -6,8 +6,7 @@ pygame.init()
 
 
 # 创建一个窗口
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 screen = pygame.display.set_mode((660, 480))
-x,y=240,120
-dog=[(210,120),(180,120),(180,90),(x,y)]
+
 m=pygame.time.Clock()
 m=pygame.time.Clock()
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
@@ -17,6 +16,8 @@ body = pygame.image.load('body.png')
 left= pygame.image.load('left.png')
 left= pygame.image.load('left.png')
 up= pygame.image.load('up.png')
 up= pygame.image.load('up.png')
 down = pygame.image.load('down.png')
 down = pygame.image.load('down.png')
+x,y=240,120
+dog=[(180,90),(180,120),(210,120),(x,y)]
 u="right"
 u="right"
 sk=right
 sk=right
 while True:
 while True:
@@ -25,33 +26,32 @@ while True:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
             exit()
             exit()
         if event.type == locals.KEYDOWN:
         if event.type == locals.KEYDOWN:
-            if event.type == locals.RIGHT and u!='left':
+            if event.key== locals.K_RIGHT and u!='left':
                 u='right'
                 u='right'
                 sk=right
                 sk=right
-            if events.type == locals.LEFT and u!='right':
+            if event.key == locals.K_LEFT and u!='right':
                 u='left'
                 u='left'
                 sk=left
                 sk=left
-            if event.type == locals.DOWN and u!='up':
+            if event.key== locals.K_DOWN and u!='up':
                 u='down'
                 u='down'
                 sk=down
                 sk=down
-            if event.type == locals.UP and u!='down':
+            if event.key== locals.K_UP and u!='down':
                 u='up'
                 u='up'
                 sk=up
                 sk=up
-        if u=="right":
-            x+=30
-        if u=="left":
-            x-=30
-        if u=="up":
-            y-=30
-        if u=="down":
-            y+=30
-    x+=30
+    if u=="right":
+        x+=30
+    elif u=="left":
+        x-=30
+    elif u=="up":
+        y-=30
+    else:
+        y+=30
     dog.append((x,y))
     dog.append((x,y))
     dog.pop(0)
     dog.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
-    screen.blit(right, dog[-1])
+    screen.blit(sk, dog[-1])
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
     for i in range(len(dog)-1):
     for i in range(len(dog)-1):
         screen.blit(body,dog[i])
         screen.blit(body,dog[i])
@@ -61,4 +61,4 @@ while True:
     # 刷新画面
     # 刷新画面
     m.tick(3)
     m.tick(3)
     pygame.display.update()
     pygame.display.update()
-    
+