save project

snake.py

+import pygame
+from pygame import locals
+pygame.init()
+FPSCLOCK = pygame.time.Clock()
+screen = pygame.display.set_mode((660, 480))
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')#头朝右
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+left = pygame.image.load('left.png')#头朝左
+up = pygame.image.load('up.png')#头朝上
+down = pygame.image.load('down.png')#头朝下
+x,y=240,120
+position=[(180,90),(180,120),(210,120),(x,y)]
+setheading = 'right'#头的初始方向
+snake_head = right#头的初始造型
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            exit()
+        elif event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading != 'left':#按下右且当前!=左
+                setheading = 'right'
+                snake_head = right
+            if event.key == locals.K_LEFT and setheading != 'right':#按下左且当前!=右
+                setheading = 'left'
+                snake_head = left
+            if event.key == locals.K_UP and setheading != 'down':#按下上且当前!=下
+                setheading = 'up'
+                snake_head = up
+            if event.key == locals.K_DOWN and setheading != 'up':#按下下且当前!=上
+                setheading = 'down'
+                snake_head = down
+    if setheading == 'right':#头坐标
+        x += 30
+    elif setheading == 'left':#头坐标
+        x -= 30
+    elif setheading == 'up':#头坐标
+        y -= 30
+    else:#头坐标
+        y += 30
+    position.append((x,y))
+    position.pop(0)
+    screen.blit(background, (0, 0))
+    screen.blit(snake_head,position[-1])
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    screen.blit(food, (360, 300))
+    pygame.display.update()
+    pygame.display.update()
+    FPSCLOCK.tick(3)
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