save project

snake.py

+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()#pygame,时钟，控制游戏速度
+
+# 背景
+background = pygame.image.load('bg.png')
+
+right = pygame.image.load('right.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+
+snake_head = right
+setheading = "right"
+x,y=240,120
+position = [(180,90),(180,120),(210,120),(x,y)]
+
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            # 接收到退出事件后退出
+            exit()
+        if event.type == locals.KEYDOWN:
+            if event.key== locals.K_RIGHT and setheading !="left":
+                snake_head = right
+                setheading = "right"
+            if event.key == locals.K_LEFT and setheading !="right":
+                snake_head = left
+                setheading = "left"
+                snake_head = left
+            if event.key == locals.K_UP and setheading !="down":
+                snake_head = up
+                setheading = "up"
+            if event.key == locals.K_DOWN and setheading !="up":
+                snake_head = down
+                setheading = "down"
+
+    if setheading == "right":
+        x+=30
+    elif setheading == "left":
+        x-=30
+    elif setheading == "up":
+        y-=30
+    elif setheading == "down":
+        y+=30
+    position.append((x,y))
+    position.pop(0)
+    # 将背景图画上去
+    screen.blit(background,(0,0))
+    # 将贪吃蛇画上去
+    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,(360,300))
+    # 刷新画面
+    pygame.display.update()
+    FPSCLOCK.tick(3)
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