save project

my_game.py

@@ -4,15 +4,26 @@ import random
 
 pygame.init()  # 初始化
 
-class Block(pygame.sprite.Sprite):
+class Block(pygame.sprite.Sprite):      # 障碍物精灵类
     def __init__(self,image1,image2,image3):
         super().__init__()
-        self.image = random.choice([image1,image2,image3])
+        # 加载障碍物的图片
+        self.image = random.choice([image1, image2, image3])
+        # 根据障碍物位图的宽高设置矩形
         self.rect = self.image.get_rect()
+        # 障碍物绘制坐标
         self.rect.x = 1000
         self.rect.y = 500 - self.rect.height
 
-
+class Player(pygame.sprite.Sprite):     # 悟空
+    def __init__(self, image):
+        super().__init__()
+        # 加载悟空精灵图像
+        self.image = image
+        # image的get_rect()方法，可以返回pygame.Rect(0,0,图像宽，图像高）的对象
+        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))
@@ -35,9 +46,11 @@ jumpState = "runing"
 t = 30
 road_x = 0
 bg_x = 0
-time=0
-#obstacle = Block(bush,cacti,stone)
-block_list = pygame.sprite.Group()
+time = 0
+gamestate = True
+
+block_list =pygame.sprite.Group()   # 创建精灵组
+
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -47,53 +60,61 @@ while True:
             if jumpState == "runing":
                 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
 
-    bg_x -= 1
-    if bg_x <= -1000:
-        bg_x = 0
+    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
+        bg_x -= 1
+        if bg_x<=-1000:
+            bg_x = 0
+        screen.blit(background, (bg_x, 0))      # 远景
+
+        road_x -= 8
+        if road_x<=-1000:
+            road_x = 0
+        screen.blit(road, (road_x, 500))       # 道路
+
+        screen.blit(wukong.image, (150, y))     # 悟空
 
-    # 将背景图画上去
-    screen.blit(background, (bg_x, 0))     # 远处背景
-    road_x -= 8
-    if road_x <= -1000:
-        road_x = 0
-    screen.blit(road, (road_x, 500))     # 路
-    screen.blit(wukong, (150, y))     # 悟空
-        # 创建障碍物对象
-    time += 1
-    if time >= 60:
-        r = random.randint(0,100)
-        if r > 40:
-            obstacle = Block(bush,cacti,stone)
-            block_list.add(obstacle)
-        time = 0
+        time += 1
+        if time >= 60:      # 创建障碍物精灵
+            time = 0
+            num = random.randint(0,50)
+            if num > 20:
+                obstacle = Block(bush,cacti,stone)  
+                block_list.add(obstacle)
+        for sprite in block_list:       # 遍历、展示障碍物精灵
+            sprite.rect.x -= 8
+            screen.blit(sprite.image, (sprite.rect.x, sprite.rect.y)) 
+            if sprite.rect.x <= 0-sprite.rect.width:
+                sprite.kill()
+            if pygame.sprite.collide_rect(wukong, sprite):  # 精灵碰撞检测
+                gameover = pygame.image.load('gameover.png')     # 游戏结束
+                screen.blit(gameover, (400, 200))
+                gamestate = False
 
-    for sprite in block_list:
-        sprite.rect.x -= 8
-        screen.blit(sprite.image, (sprite.rect.x,sprite.rect.y))
-        if sprite.rect.x<=0-sprite.rect.width:
-            sprite.kill()
-    # 刷新画面
-    pygame.display.update()
-    FPS.tick(60)
\ No newline at end of file
+        # 刷新画面
+        pygame.display.update()
+        FPS.tick(60)
\ No newline at end of file