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1 2 3 4 5 6 7 8 9 10 11 | - ( void )viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib. //使用图片初始化背景色 self.view.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@ "gradient2" ]]; //实现模糊效果 UIVisualEffectView *visualEffectView = [[UIVisualEffectView alloc] initWithEffect:[UIBlurEffect effectWithStyle:UIBlurEffectStyleLight]]; visualEffectView.frame = self.view.bounds; visualEffectView.alpha = 1.0; [self.view addSubview:visualEffectView]; } |