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這篇文章將為大家詳細(xì)講解有關(guān)pygame如何實(shí)現(xiàn)屏保操作,小編覺(jué)得挺實(shí)用的,因此分享給大家做個(gè)參考,希望大家閱讀完這篇文章后可以有所收獲。
我認(rèn)為有三種方法:
其一:使用爬蟲(chóng)技術(shù)從網(wǎng)上下載圖片,可以開(kāi)一個(gè)子線程負(fù)責(zé)采集網(wǎng)上圖片,然后加載到list列表中;
其二:可以直接對(duì)電腦中所有的盤(pán)進(jìn)行自動(dòng)檢索,然后加載到list列表中;
其三:指定目錄,然后加載到list列表中;
我這里偷個(gè)懶,選擇第三種方法實(shí)現(xiàn)。具體代碼如下:
path = './image/' files = [] dirs = os.listdir(path) for diretion in dirs: files.append(path + diretion)
我為什么在初始化的時(shí)候就進(jìn)行裝載呢?
原因是:解決效率問(wèn)題,無(wú)需每次使用時(shí)重復(fù)加載,而且在初始化的時(shí)候就適配屏幕大小進(jìn)行圖片縮放。
因此,我把這個(gè)過(guò)程打包成一個(gè)函數(shù),方便后續(xù)調(diào)用,而且參數(shù)傳遞為:屏幕的大小。然后返回bglist對(duì)象。
for file in files: picture = pygame.transform.scale(pygame.image.load(file), (1440, 900)) dSurface = picture # dSurface = pygame.image.load(file).convert() bglist.append(dSurface)
封裝成函數(shù):
def init_image(): path = './image/' files = [] dirs = os.listdir(path) for diretion in dirs: files.append(path + diretion) for file in files: picture = pygame.transform.scale(pygame.image.load(file), (1440, 900)) dSurface = picture # dSurface = pygame.image.load(file).convert() bglist.append(dSurface)
pygame.init() # 初始化pygame類 # 設(shè)置窗口大小 pygame.display.set_caption('美麗的屏保') # 設(shè)置窗口標(biāo)題 tick = pygame.time.Clock() fps = 10 # 設(shè)置刷新率,數(shù)字越大刷新率越高 fcclock = pygame.time.Clock() bglist = [] flag = 0 runimage = None
screen = pygame.display.set_mode((1440, 900),flags=pygame.FULLSCREEN)
def run(): flag = 0 runimage = random.choice(bglist) while True: for event in pygame.event.get(): if event.type == pygame.QUIT: sys.exit() screen.fill((255, 255, 255)) # 設(shè)置背景為白色 screen.blit(runimage.convert(), (0, 0)) if flag % 100 == 1: runimage = random.choice(bglist) flag += 1 fcclock.tick(fps) pygame.display.flip() # 刷新窗口
for event in pygame.event.get(): if event.type == pygame.KEYDOWN: if event.key == pygame.K_ESCAPE: pygame.quit() sys.exit() if event.key == pygame.K_SPACE: reset()
for event in pygame.event.get(): if event.type == pygame.MOUSEBUTTONDOWN: reset()
for event in pygame.event.get(): if event.type == pygame.QUIT or event.type == pygame.K_F1: pygame.quit() sys.exit()
runimage.set_alpha(255-flag*2)
封裝成函數(shù):
def run(): global flag,runimage runimage = random.choice(bglist) while True: for event in pygame.event.get(): if event.type == pygame.QUIT or event.type == pygame.K_F1: pygame.quit() sys.exit() if event.type == pygame.KEYDOWN: if event.key == pygame.K_ESCAPE: pygame.quit() sys.exit() if event.key == pygame.K_SPACE: reset() if event.type == pygame.MOUSEBUTTONDOWN: reset() screen.fill((255, 255, 255)) # 設(shè)置背景為白色 screen.blit(runimage, (0, 0)) if flag % 100 == 1: reset() flag += 3 runimage.set_alpha(255-(flag*2) % 250) fcclock.tick(fps) pygame.display.flip() # 刷新窗口
(一)reset函數(shù)
def reset(): global flag,runimage flag = 0 runimage = random.choice(bglist)
(二)main函數(shù)
if __name__ == '__main__': init_image() run()
import sys, pygame import os import random import time pygame.init() # 初始化pygame類 screen = pygame.display.set_mode((1440, 900),flags=pygame.FULLSCREEN) # 設(shè)置窗口大小 pygame.display.set_caption('美麗的屏保') # 設(shè)置窗口標(biāo)題 tick = pygame.time.Clock() fps = 10 # 設(shè)置刷新率,數(shù)字越大刷新率越高 fcclock = pygame.time.Clock() bglist = [] flag = 0 runimage = None def init_image(): path = './image/' files = [] dirs = os.listdir(path) for diretion in dirs: files.append(path + diretion) for file in files: picture = pygame.transform.scale(pygame.image.load(file), (1440, 900)) dSurface = picture # dSurface = pygame.image.load(file).convert() bglist.append(dSurface) def reset(): global flag,runimage flag = 0 runimage = random.choice(bglist) def run(): global flag,runimage runimage = random.choice(bglist) while True: for event in pygame.event.get(): if event.type == pygame.QUIT or event.type == pygame.K_F1: pygame.quit() sys.exit() if event.type == pygame.KEYDOWN: if event.key == pygame.K_ESCAPE: pygame.quit() sys.exit() if event.key == pygame.K_SPACE: reset() if event.type == pygame.MOUSEBUTTONDOWN: reset() screen.fill((255, 255, 255)) # 設(shè)置背景為白色 screen.blit(runimage, (0, 0)) if flag % 100 == 1: reset() flag += 3 runimage.set_alpha(255-(flag*2) % 250) fcclock.tick(fps) pygame.display.flip() # 刷新窗口 # time.sleep(10) if __name__ == '__main__': init_image() run()
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