save project

my_game.py

 import pygame
 from pygame import locals
-
+import random
 pygame.init()  # 初始化
 # 创建一个窗口
 screen = pygame.display.set_mode((1000, 600))
@@ -11,19 +11,42 @@ background = pygame.image.load('bg.png')    # 背景
 road = pygame.image.load('road.png')      # 路
 stone = pygame.image.load('stone.png')      # 石头
 cacti = pygame.image.load('cacti.png')      # 仙人掌
-apple = pygame.image.load('bush.png')      # 灌木丛
+bush = pygame.image.load('bush.png')      # 灌木丛
 hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero2.png'),
         pygame.image.load('hero3.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
 index = 0 
-
+j='runing'
+y=400
+t=30
+obstacle = random.choice([bush, stone, cacti])
+rect = obstacle.get_rect()
+rect.x = 1000
+rect.y = 500 - rect.height
 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 j =='runing':
+                if event.key == locals.K_SPACE:
+                    j='up'
+    if j == 'up':
+        if t > 0:
+            y -=t
+            t-=2
+        else:
+            j = 'down'
+    if j=='down':
+        if t <= 30:
+            y+=t
+            t+=2
+        else:
+            j = 'runing'
+            t=30
     w = hero[index]
     index+=1
     if index == 5:
@@ -31,7 +54,13 @@ while True:
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
-    screen.blit(w, (150, 400))
+    screen.blit(w, (150,y))
+    if rect.x <= 0-rect.width:
+        obstacle = random.choice([bush, stone, cacti])
+        rect = obstacle.get_rect()
+        rect.x = 1000
+        rect.y = 500 - rect.height
+    rect.x -= 8
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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