自定义切圆角 IOS

NSMutableAttributedString *attString = [[NSMutableAttributedString
alloc]
initWithString:@"进击的巨人"];

NSShadow *shadow = [[NSShadow
alloc]init];

shadow.shadowColor = [UIColor
darkGrayColor];

shadow.shadowBlurRadius =
1;

[attString setAttributes:[NSDictionary
dictionaryWithObjectsAndKeys:shadow,NSShadowAttributeName,
nil]
range:NSMakeRange(0, attString.length)];

UILabel *l = [[UILabel
alloc]init];

l.frame =
CGRectMake(240,
160, 100,
30);

l.backgroundColor = [UIColor
clearColor];

l.attributedText = attString;

[self
addSubview:l];

-(void)createUI{

UIBezierPath *maskPath = [UIBezierPath
bezierPathWithRoundedRect:_codeBtn.bounds
byRoundingCorners:UIRectCornerTopLeft |
UIRectCornerBottomLeft cornerRadii:CGSizeMake(5,
5)];

CAShapeLayer *maskLayer = [[CAShapeLayer
alloc] init];

maskLayer.frame =
_codeBtn.bounds;

maskLayer.path = maskPath.CGPath;

_codeBtn.layer.mask = maskLayer;

UIBezierPath *maskPath1 = [UIBezierPath
bezierPathWithRoundedRect:_coutryBtn.bounds
byRoundingCorners:UIRectCornerTopRight |
UIRectCornerBottomRight cornerRadii:CGSizeMake(5,
5)];

CAShapeLayer *maskLayer1 = [[CAShapeLayer
alloc] init];

maskLayer1.frame =
_coutryBtn.bounds;

maskLayer1.path = maskPath1.CGPath;

_coutryBtn.layer.mask = maskLayer1;

UIBezierPath *maskPath2 = [UIBezierPath
bezierPathWithRoundedRect:_phoneNo.bounds
byRoundingCorners:UIRectCornerTopLeft |
UIRectCornerBottomLeft cornerRadii:CGSizeMake(5,
5)];

CAShapeLayer *maskLayer2 = [[CAShapeLayer
alloc] init];

maskLayer2.frame =
_phoneNo.bounds;

maskLayer2.path = maskPath2.CGPath;

_phoneNo.layer.mask = maskLayer2;

UIBezierPath *maskPath3 = [UIBezierPath
bezierPathWithRoundedRect:_sendBtn.bounds
byRoundingCorners:UIRectCornerTopRight |
UIRectCornerBottomRight cornerRadii:CGSizeMake(5,
5)];

CAShapeLayer *maskLayer3 = [[CAShapeLayer
alloc] init];

maskLayer3.frame =
_sendBtn.bounds;

maskLayer3.path = maskPath3.CGPath;

_sendBtn.layer.mask = maskLayer3;

//    _testLabel.layer.masksToBounds = YES;

//    _testLabel.layer.cornerRadius = 5;

//

//    _sumbitLabel.layer.masksToBounds = YES;

//    _sumbitLabel.layer.cornerRadius = 5;

}