- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
self.view.backgroundColor=[UIColor whiteColor];
[self.view addSubview:self.imageView];
[self.view addSubview:self.effctView];
}
-(UIImageView *)imageView
{
if (!_imageView ) {
_imageView=[[UIImageView alloc]initWithFrame:self.view.bounds];
_imageView.image=[UIImage imageNamed:@"1"];
}
return _imageView;
}
-(UIVisualEffectView *)effctView
{
if (!_effctView) {
_effctView=[[UIVisualEffectView alloc]initWithEffect:[UIBlurEffect effectWithStyle:UIBlurEffectStyleLight]];
_effctView.frame=CGRectMake(0, 0, YHScreenWith, YHScreenHeight/2);
_effctView.alpha=0.4;
}
return _effctView;
}
效果图
