iOS 8及以上实现毛玻璃效果
2020年02月13日
作者:佚名
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#import "ViewController.h" #import "ILTranslucentView.h" #import <QuartzCore/QuartzCore.h> #import <CoreGraphics/CoreGraphics.h> @interface ViewController () @end @implementation ViewController - (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view,typically from a nib. [scrollView setContentSize:CGSizeMake(self.view.frame.size.width,self.view.frame.size.height*2)]; // [self initWithILTranslucentView]; [self initWithVisualEffectView]; } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated. } - (void)initWithILTranslucentView { ILTranslucentView *translucentView = [[ILTranslucentView alloc] initWithFrame:CGRectMake(0.0,(self.view.frame.size.height - 100.0)/2,320,100.0)]; translucentView.translucentAlpha = 1.0; translucentView.translucentStyle = UIBarStyleDefault; translucentView.translucentTintColor = [UIColor clearColor]; translucentView.backgroundColor = [UIColor clearColor]; [self.view addSubview:translucentView]; } - (void)initWithVisualEffectView { UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0.0,30.0,self.view.frame.size.width,200.0)]; // [view setBackgroundColor:[UIColor whiteColor]]; // [view.layer setShadowOffset:CGSizeMake(-2.0,-2.0)]; // [view.layer setShadowPath:[[UIBezierPath bezierPathWithRect:CGRectMake(0.0,0.0,view.bounds.size.width + 4.0,view.bounds.size.height + 4.0)] CGPath]]; // [view.layer setShadowColor:[[UIColor colorWithRed:255.0/255.0 green:255.0/255.0 blue:255.0/255.0 alpha:0.5] CGColor]]; // [view.layer setShadowOpacity:0.5]; [self.view addSubview:view]; UIVisualEffect *blurEffect; blurEffect = [UIBlurEffect effectWithStyle:UIBlurEffectStyleExtraLight]; UIVisualEffectView *visualEffectView; visualEffectView = [[UIVisualEffectView alloc] initWithEffect:blurEffect]; [visualEffectView setFrame:view.bounds]; [view addSubview:visualEffectView]; } @end
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