save project

snake.py

@@ -4,44 +4,58 @@ from pygame import locals
 x=240
 y=120
 
-
-SHENTI=[(180,90),(180,120),(210,120),(x,y),(x,y)]
+SHENTI=[(180,90),(180,120),(210,120),(x,y)]
 
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 
 # 创建一个窗口
-screen = pygame.display.set_mode((660, 480))
+screen = pygame.display.set_mode((889, 880))
 
 # 背景
 background = pygame.image.load('bg.png')
-left = pygame.image.load('left.png')
+right = pygame.image.load('right.png')
 up = pygame.image.load('up.png')
+left = pygame.image.load('left.png')
 down = pygame.image.load('down.png')
-right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 fps = pygame.time.Clock()
-setheading = right
+setheading = "right"
+snake_head = right
 while True:
     for event in pygame.event.get():
-        if event.type == locals.KRYDOWN:
-            y+=30
-        elif event.type == locals.KEYUP:
-            y-=3
-        elif event.type == locals.
         if event.type == locals.QUIT:
             exit()
-        
-            
-    x+=30
+        if event.type == locals.KEYDOWN:
+            print(111)
+            if event.key == locals.K_RIGHT and setheading != "left":
+                setheading = "right"
+                snake_head = right
+            if event.key == locals.K_LEFT and setheading != "right":
+                setheading = "left"
+                snake_head = left
+            if event.key == locals.K_UP and setheading != "down":
+                setheading = "up"
+                snake_head = up
+            if event.key == locals.K_DOWN and setheading != "up":
+                setheading = "down"
+                snake_head = down
+    if setheading ==  "up":
+        y-=30 
+    elif setheading ==  "down":
+        y+=30 
+    elif setheading ==  "left":
+        x-=30      
+    else :
+        x+=30                           
     SHENTI.append((x,y))
     SHENTI.pop(0)
             # 接收到退出事件后退出程序
             
     # 将背景图画上去
     screen.blit(background, (0, 0))
-    screen.blit(right,SHENTI[-1])
+    screen.blit(snake_head,SHENTI[-1])
     # 将贪吃蛇画上去
     for i in range(len(SHENTI)-1):
         screen.blit(body,SHENTI[i])
@@ -52,7 +66,7 @@ while True:
     #screen.blit(body, (180, 120))
     #screen.blit(body, (180, 90))
     # 将果实画上去
-    #screen.blit(food, (360, 300))
+    screen.blit(food, (360, 300))
     # 刷新画面
     pygame.display.update()
     fps.tick(3)
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