save project

snake.py

@@ -20,8 +20,8 @@ down = pygame.image.load('down.png')        # 头 朝下
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
-setheading = "right"
-snake_head = right
+setheading = "d"
+snake_head = d
 
 while True:
     for event in pygame.event.get():
@@ -29,25 +29,25 @@ while True:
             # 接收到退出事件后退出程序
             exit()
         if event.type == locals.KEYDOWN:
-            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 event.key == locals.K_d and setheading != "a":
+                setheading = 'd'
+                snake_head = d
+            if event.key == locals.K_a and setheading != "d":
+                setheading = 'a'
+                snake_head = a
+            if event.key == locals.K_w and setheading != "s":
+                setheading = 'a'
+                snake_head = a
+            if event.key == locals.K_s and setheading != "w":
+                setheading = 's'
+                snake_head = w
 
     # 设置贪吃蛇的头部坐标
-    if setheading == "right":
+    if setheading == "d"
         x += 30
-    elif setheading == "left":
+    elif setheading == "a":
         x -= 30
-    elif setheading == "up":
+    elif setheading == "w":
         y -= 30
     else:
         y += 30