auto save

my_game.py

@@ -3,10 +3,28 @@ from pygame import locals
 import random
 
 pygame.init()  # 初始化
+
+class Block(pygame.sprite.Sprite):
+    def __init__(self,image1,image2,image3):     #__init__ 这里的杠杠是两个,不要忽视了
+        super().__init__()
+        self.image = random.choice([image1,image2,image3])
+        self.rect = self.image.get_rect()
+        self.rect.x = 1000
+        self.rect.y = 500 - self.rect.height
+
+class Player(pygame.sprite.Sprite):   #悟空
+    def __init__(self,image):
+        super().__init__()
+        self.image = image
+        self.rect = self.image.get_rect()
+        self.rect.x = 150
+        self.rect.y = 400
+
 # 创建一个窗口
 screen = pygame.display.set_mode((1000, 600))
 FPS = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 pygame.display.set_caption("悟空酷跑")
+
 # 载入图片
 background = pygame.image.load('bg.png')    # 背景
 road = pygame.image.load('road.png')      # 路
@@ -18,14 +36,22 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero3.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
-index = 0   
+index = 0
 y = 400
 jumpState = "runing"
 t = 30
-obstacle = random.choice([bush, stone, cacti])
-rect = obstacle.get_rect()
-rect.x = 1000
-rect.y = 500 - rect.height
+
+#创建障碍物
+obstacle = Block(bush, stone, cacti)
+
+road_x = 0
+bg_x = 0 
+time = 0
+
+gamestate = True
+
+block_list = pygame.sprite.Group()  #精灵组
+block_list.add(obstacle)
 
 while True:
     for event in pygame.event.get():
@@ -37,39 +63,65 @@ while True:
                 if event.key == locals.K_SPACE:
                     jumpState = "up"
 
-    if jumpState == "up":    # 起跳状态
-        if t > 0:
-            y -= t
-            t -= 2
-        else:
-            jumpState = "down"  
-    if jumpState == "down":    # 降落状态
-        if t <= 30:
-            y += t
-            t += 2
-        else:
-            jumpState = "runing"
-            t =30
-    
     # 悟空造型
-    wukong = hero[index]
+    wukong = Player(hero[index])
     if jumpState == "runing":       # 跑步状态下
         index += 1
         if index >= 5:
             index = 0
-    # 将背景图画上去
-    screen.blit(background, (0, 0))     # 远处背景
-    screen.blit(road, (0, 500))     # 路
-    screen.blit(wukong, (150, y))     # 悟空
-
-    if rect.x <= 0-rect.width:      # 障碍物消失
-        # 创建障碍物对象
-        obstacle = random.choice([bush,stone,cacti])
-        rect = obstacle.get_rect()
-        rect.x = 1000
-        rect.y = 500 - rect.height
-    rect.x -= 8
-    screen.blit(obstacle, (rect.x, rect.y)) 
-    # 刷新画面
-    pygame.display.update()
-    FPS.tick(60)
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+
+    if gamestate == True:
+        if jumpState == "up":    # 起跳状态
+            if t > 0:
+                y -= t
+                wukong.rect.y = y
+                t -= 2
+            else:
+                jumpState = "down"  
+        if jumpState == "down":    # 降落状态
+            if t <= 30:
+                y += t
+                wukong.rect.y = y
+                t += 2
+            else:
+                jumpState = "runing"
+                t =30
+
+        # 将背景图画上去
+    #------------------背景移动-----------------------------------
+        screen.blit(background, (bg_x, 0))     # 远处背景 (远景移动较慢)
+        bg_x -= 1
+        if bg_x <= -1000:
+            bg_x = 0
+
+        screen.blit(wukong.image, (150, y))     # 悟空  要注意画图的顺序,如果先加载悟空,那就会被背景图遮住
+
+    #-----------------道路移动--------------------------------------
+        road_x -= 8
+        screen.blit(road, (road_x, 500))     # 路
+        if road_x <= -1000:   #此处代码含义:道路图片的长度是2000（可以在属性里看到），所以当图片的一半超出 
+            road_x = 0       #左边缘，就需要重新设置坐标，不然继续移动的话画面就会出现断层，所以条件是road-x<=-1000
+
+        time += 1
+        if time >= 60:
+            r = random.randint(0,100)
+            if r > 50:
+                obstacle = Block(bush, stone, cacti)
+                block_list.add(obstacle)
+            time = 0         #如果time = 0放在if判断里面,那么当time为60时,就会随机一个r,如果不大于60,
+                            #又会立马随机一个,所以就相当于是每当time=60,就会加一个精灵进列表,所以障碍物是等距离出现
+
+        #遍历障碍物并展示
+        for i in block_list:
+            i.rect.x -= 8
+            screen.blit(i.image, (i.rect.x, i.rect.y))
+            if i.rect.x <= 0-i.rect.width:      # 障碍物消失
+                i.kill()
+            if pygame.sprite.collide_rect(wukong,obstacle):  #精灵碰撞检测
+                gameover = pygame.image.load('gameover.png') 
+                screen.blit(gameover,(400,200))
+                gamestate = False
+
+        # 刷新画面
+        pygame.display.update()
+        FPS.tick(60)
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