save project

snake.py

+import pygame
+from pygame import locals
+import random
+# 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()  # pygame时钟，控制游戏速度（帧数）
+
+# 背景
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')      # 头 朝右
+food = pygame.image.load('apple.png')       # 食物 苹果
+body = pygame.image.load('body.png')        # 身体
+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
+my_font = pygame.font.Font('neuropol.ttf',20)
+apple_x,apple_y=360,300
+x, y = 240, 120
+position = [(180, 90), (180, 120), (210, 120), (x, y)]
+
+chaoxiang="right"
+snake_head=right
+fenshu=0
+
+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()
+        if event.type == locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and chaoxiang != 'left':
+                chaoxiang='right'
+                snake_head=right
+            if event.key==locals.K_LEFT and chaoxiang != 'right':
+                chaoxiang='left'
+                snake_head=left
+            if event.key==locals.K_DOWN and chaoxiang != 'up':
+                chaoxiang='down'
+                snake_head=down
+            if event.key==locals.K_UP and chaoxiang != 'down':
+                chaoxiang='up'
+                snake_head=up
+
+    # 设置贪吃蛇的头部坐标
+    if chaoxiang == "right":
+        x += 30
+    elif chaoxiang == "left":
+        x -= 30
+    elif chaoxiang == "up":
+        y -= 30
+    else:
+        y += 30
+    position.append((x, y))
+    if x==apple_x and y==apple_y:
+        apple_x=random.randint(1,22)*30-30
+        apple_y=random.randint(1,16)*30-30
+        fenshu+=10
+    else:
+        position.pop(0)
+    if x<0 or x>630 or y<0 or y>450
+    # 将背景图画上去
+    screen.blit(background, (0, 0))
+    # 将贪吃蛇的头画上去
+    screen.blit(snake_head, position[-1])
+    # 将贪吃蛇的身体画上去
+    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='fenzhi'+str(fenshu)
+    text=my_font.render(info,True,(0,0,0))
+    screen.blit(text,(520,10))
+    # 刷新画面
+    pygame.display.update()
+    FPSCLOCK.tick(6)
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