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))
+
+# 背景
+background = pygame.image.load('bg.png')
+snk_right = pygame.image.load('right.png')
+snk_left = pygame.image.load("left.png")
+snk_up = pygame.image.load("up.png")
+snk_down = pygame.image.load("down.png")
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+
+
+
+lock = pygame.time.Clock()
+
+# 变量
+x,y = 240,120 
+position = [[210, 120],[180, 120],[180,90]]#（自己的）
+snk_head = snk_right
+heading = "right"
+
+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 heading != "left":
+                print("向右走")
+                snk_head = snk_right
+                heading = "right"
+            if event.key == locals.K_LEFT and heading != "right":
+                print("向左走")
+                snk_head = snk_left
+                heading = "left"
+            if event.key == locals.K_DOWN and heading != "up":
+                print("向下走")
+                snk_head = snk_down
+                heading = "down"
+            if event.key == locals.K_UP and heading != "down":
+                print("向上走")
+                snk_head = snk_up
+                heading = "up"
+
+    # 更改变量
+    if heading == "up":
+        y -= 30
+    if heading == "down":
+        y += 30
+    if heading == "right":
+        x += 30
+    if heading == "left":
+        x -= 30
+
+    # 将背景图画上去
+    screen.blit(background, (0, 0))
+    # 将贪吃蛇画上去
+    screen.blit(snk_head, (x,y))
+    # # 将贪吃蛇的身体画上去
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+
+    screen.blit(body,(x-30,y))
+    position.insert(0,[x-30,y])
+    position.pop()
+
+    # 将果实画上去
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    pygame.display.update()
+    lock.tick(3)
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