save project

snake.py

+import random
+import pygame
+from pygame import locals
+
+# 初始化pygame，为使用硬件做准备
+pygame.init()
+
+# 创建一个窗口
+screen = pygame.display.set_mode((660, 480))
+FPSCLOCK=pygame.time.Clock()
+# 背景
+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')
+my_font=pygame.font.Font('neuropol.ttf',18)
+
+x,y=240,120
+position=[(180,90),(180,120),(210,120),(x,y)]
+
+setheading="right"
+snake_head=right
+score=0
+
+apple_x=360
+apple_y=300
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            # 接收到退出事件后退出程序
+            exit()
+        elif 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 setheading=='right':
+        x+=30
+    elif setheading=='left':
+        x-=30
+    elif setheading=='up':
+        y-=30
+    else:
+        y+=30
+        
+    position.append((x,y))
+    if x == apple_x and y == apple_y:
+        num1=random.randint(1,22)
+        num2=random.randint(1,16)
+        apple_x = (num1-1)*30
+        apple_y = (num2-1)*30
+    else:
+        position.pop(0)
+    # 将背景图画上去
+    screen.blit(background, (0, 0))
+    # 将贪吃蛇画上去
+    screen.blit(right, (x, y))
+    # 将贪吃蛇的身体画上去
+    screen.blit(snake_head,position[-1]) 
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    # 将果实画上去
+    screen.blit(food, (apple_x,apple_y))
+    info='Score'+str(score)
+    text=my_font.render(info,True,(0,0,0))
+    screen.blit(text,(540,10))
+    # 刷新画面
+    pygame.display.update()
+    FPSCLOCK.tick(3)
+    
+    
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