save project

snake.py

@@ -12,6 +12,8 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
+left = pygame.image.load('left.png')
+down = pygame.image.load('down.png')
 
 
 x,y=240,120
 x,y=240,120
 position=[(180,90),(180,120),(210,120),(x,y)]
 position=[(180,90),(180,120),(210,120),(x,y)]
@@ -20,6 +22,28 @@ while True:
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             # 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()
+        elif event.type == locals.KEYDOWN:
+            if event.key == locals.E_RIGHT and setheading !='left'
+                etheading = 'right'
+                snake_head=right 
+        if event.key == locals.K_LEFT and setheading !='right'
+                etheading = 'left'
+                snake_head=left 
+        if event.key == locals.K_UP and setheading !='down'
+                etheading = 'up'
+                snake_head=up
+
+        if event.key == locals.K_down and setheading !='up'
+                etheading = 'down'
+                snake_head=down
+    if setheading =='right':
+        x +=30
+    if setheading =='down':
+        x -=30
+    if setheading =='up':
+        y -=30
+    else:
+        y +=30
     x+=30
     x+=30
     position.append((x,y))
     position.append((x,y))
     position.pop(0)
     position.pop(0)