save project

my_music.py

 import pygame
 from pygame import locals
-
-pygame.init()   # 初始化
-# 创建窗口
-screen = pygame.display.set_mode((640, 480))
-# 载入图片、资源
-bg_img = pygame.image.load('background.png')  # 背景图
-play_img = pygame.image.load('play.png')  # 播放按钮
-stop_img = pygame.image.load('stop.png')  # 暂停按钮
-last_img = pygame.image.load('last.png')  # 上一曲按钮
-next_img = pygame.image.load('next.png')  # 下一曲按钮
-logo_img = pygame.image.load('logo.png')  # 中间logo
-pygame.mixer.music.load('歌曲4.ogg')
-
-while True:
-    for event in pygame.event.get():
-        if event.type == locals.QUIT:
-            exit()
-volume = 0.2
-pygame.mixer.music.set_volume(volume)
-
-start = stop_img
-click = 0
+ 
+# 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
+ 
+x, y = 240, 120
+position = [(180, 90), (180, 120), (210, 120), (x, y)]
+apple_x = 360   # 苹果横坐标
+apple_y = 300   # 苹果纵坐标
+ 
+setheading = "right"
+snake_head = 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_UP:
-                volume += 0.1
-                if volume < 0 or volume==0:
-                    volume = 0
-                pygame.mixer.music.set_volume(volume)
-            if event.key == locals.K_DOWN:
-                volume -= 0.1
-                if volume < 0 <or volume==0:
-                    volume = 0
-                pygame.mixer.music.set_volume(volume)
-        if event.type == locals.MOUSEBUTTONDOWN:
-            click += 1
-            if click%2 == 0:
-                pygame.mixer.music.unpause()
-                start = stop_img
-            else:
-                pygame.mixer.music.pause()
-                start = play_img
-
-    if volume <=0:
-        volume = 0
-    if pygame.mixer.music.get_busy() == False:
-        pygame.mixer.music.play()
-    if event.button ==1:
-        x,y=event.pos
-        if x > 270 and x < 370 and y > 350 and y < 450:
-     # 绘制画面
-    screen.blit(bg_img, (0, 0))      # 填充背景
-    screen.blit(start, (270, 330))   # 暂停按钮
-    screen.blit(logo_img, (170, 60))    # 中间logo图
-    screen.blit(last_img, (120, 350))   # 上一曲
-    screen.blit(next_img, (420, 350))   # 下一曲
+            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
+ 
+    # 设置贪吃蛇的头部坐标
+    if setheading == "right":
+        x += 30
+    elif setheading == "left":
+        x -= 30
+    elif setheading == "up":
+        y -= 30
+    else:
+        y += 30
+    position.append((x, y))
+    # 贪吃蛇吃到了苹果
+    if x == apple_x and y == apple_y:
+        apple_x = random.randint(0, 660)
+        apple_y = random.randint(0, 480)
+        
+    position.pop(0)
+    # 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, (360, 300))
     # 刷新画面
     pygame.display.update()
+    FPSCLOCK.tick(3)
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