save project

snake.py

@@ -7,15 +7,18 @@ time = pygame.time.Clock()
 x,y=240,120
 setheading = 'right'
 screen = pygame.display.set_mode((660, 480))
-shenti = [(180,90),(180,120),(210,120),(x,y)]
+shenti = [(180,90), (180,120), (210,120), (x,y)]
+
 
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
-
-
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+snake_head = right
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -24,21 +27,37 @@ while True:
         if event.type == locals.KEYDOWN: 
             if event.key == locals.K_RIGHT and setheading != 'left':
                 setheading = 'right' 
-        if event.type == locals.KEYDOWN: 
+                snake_head = right
+         
             if event.key == locals.K_LEFT and setheading != 'right':
                 setheading = 'left' 
-        if event.type == locals.KEYDOWN: 
+                snake_head = left
             if event.key == locals.K_UP and setheading != 'down':
                 setheading = 'up' 
-        if event.type == locals.KEYDOWN: 
+                snake_head = up
+        
             if event.key == locals.K_DOWN and setheading != 'up':
-                setheading = 'down'                 
-    x+=30
+                setheading = 'down'
+                snake_head = down
+    if setheading == "right":
+        x+=30
+    elif setheading == "left":
+        x-=30
+    elif setheading == "up":
+        y-=30
+    else:
+        y+=30   
+
+                
+            
+            
+              
+
     shenti.append((x,y))
     shenti.pop(0)
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, shenti[-1])
+    screen.blit(snake_head, shenti[-1])
     # 将贪吃蛇的身体画上去
     for i in range(len(shenti)-1):
         screen.blit(body,shenti[i])