save project

snake.py

+import pygame
+from pygame import locals
+# 初始化pygame，为使用pygame做准备
+pygame.init()
+abc=pygame.time.Clock()
+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')
+setheading="right"
+snake_head=right
+x,y=240,120
+position=[(210,120),(180,120),(180,90),(x,y)]
+# 创建一个窗口
+screen=pygame.display.set_mode((660,480))
+while True:
+    for event in pygame.event.get():
+        if event.type== locals.QUIT:
+            exit()
+        if event.type== locals.KEYDOWN:
+            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_RIGHT and setheading != "left":
+                setheading="right"
+                snake_head=right            
+            if event.key == locals.K_LEFT and setheading != "right":
+                setheading="left"
+                snake_head=left           
+    if setheading=="left":
+        x-=30
+    if setheading=="right":
+        x+=30
+    if setheading=="up":
+        y-=30
+    if setheading=="down":
+        y+=30
+    screen.blit(background,(0,0))
+    screen.blit(snake_head,(x,y))
+    # 将贪吃蛇的身体画上去
+    position.append((x,y))
+    position.pop(0)
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+
+    # screen.blit(body, (210, 120))
+    # screen.blit(body, (180, 120))
+    # screen.blit(body, (180, 90))
+    screen.blit(food,(270,150))
+    pygame.display.update()
+    abc.tick(3)
+
+    
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