save project

贪吃蛇.py

-import pygame
+import pygame
@@ -8,23 +8,51 @@ b = pygame.time.Clock()
 screen = pygame.display.set_mode((660,480))
 screen2 = pygame.image.load("bg.png")
 apple = pygame.image.load("apple.png")
-snackR = pygame.image.load("right.png")
+right = pygame.image.load("right.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")
+
 
 x,y = 240,120
 
+sh = right
+
 position = [(180,90),(180,120),(210,120),(x,y)]
 
+st = "right"
+
 while True:
     for i in pygame.event.get():
         if i.type == locals.QUIT:
             exit()
-    x+=30
+        if i.type == locals.KEYDOWN:
+            if i.type == locals.K_UP and st != "down":
+                st == "up"
+                sh == up
+            if i.type == locals.K_DOWN and st != "up":
+                st == "down"
+                sh == down
+            if i.type == locals.K_LEFT and st != "right":
+                st == "left"
+                sh == left
+            if i.type == locals.K_RIGHT and st != "left":
+                st == "right"
+                sh == right
+    if st == "right":
+        x+=30
+    elif st == "up":
+        y-=30
+    elif st == "left":
+        x -= 30
+    else:
+        y += 30
     position.append((x,y))
     position.pop(0)
     screen.blit(screen2,(0,0))
     screen.blit(apple,(360,300))
-    screen.blit(snackR,(x,y))
+    screen.blit(sh,position[-1])
     for j in range(len(position)-1):
         screen.blit(body,position[j])