python项目实例源码 实例-03 幸运大转盘

import pygame,sys import math import random pygame.init() # 初始化pygame类 screen = pygame.display.set_mode((600, 600)) # 设置窗口大小 pygame.display.set_caption('幸运大转盘') # 设置窗口标题 tick = pygame.time.Clock() fps = 10 # 设置刷新率，数字越大刷新率越高 picture = pygame.transform.scale(pygame.image.load("./幸运大转盘.png"), (600, 600)) bg=picture.convert() picture = pygame.transform.scale(pygame.image.load("./1.png"), (30, 230)) hand = picture.convert_alpha() rewardDict = { 'first level': (0, 0.03), 'second level': (0.03, 0.2), 'third level': (0.2, 1) } def rewardFun(): """用户的得奖等级""" # 生成一个0～1之间的随机数 number = random.random() # 判断随机转盘是几等奖 for k, v in rewardDict.items(): if v[0] <= number < v[1]: return k def start(): while True: for event in pygame.event.get(): # 处理退出事件 if event.type == pygame.QUIT: pygame.quit() sys.exit() elif event.type == pygame.KEYDOWN: if (event.key == pygame.K_ESCAPE): pygame.quit() sys.exit() else: return screen.blit(bg,(0,0)) newRect = hand.get_rect(center=(300,150)) screen.blit(hand,newRect) pygame.draw.circle(screen,(255,255,0),(300,300),50) textFont = pygame.font.Font("./font.ttf", 80) textSurface = textFont.render("go", True, (110, 55, 155)) screen.blit(textSurface, (270, 230)) pygame.display.update() def middle(): angle = 0 while True: posx = 300 + int(150 * math.sin(angle * math.pi / 180)) posy = 300 - int(150 * math.cos(angle * math.pi / 180)) print(posx, posy, math.sin(angle * math.pi / 180)) for event in pygame.event.get(): if event.type == pygame.QUIT: sys.exit() screen.blit(bg,(0,0)) newhand = pygame.transform.rotate(hand, -angle) newRect = newhand.get_rect(center=(posx,posy)) screen.blit(newhand,newRect) pygame.draw.circle(screen,(255,255,0),(300,300),50) angle += 10 if angle > 500: k = rewardFun() end(k) break tick.tick(fps) pygame.display.flip() # 刷新窗口 def end(k): textFont = pygame.font.Font("./font.ttf", 50) print("恭喜你，你抽中了"+k) textSurface = textFont.render("your awards is ：%s" % k, True, (110, 55, 155)) screen.fill((155, 155, 0)) screen.blit(textSurface, (30, 230)) if __name__ == '__main__': start() middle()