很简单,用遮罩,代码如下:
UIBezierPath *maskPath= [UIBezierPath bezierPathWithRoundedRect:viewRadius.bounds byRoundingCorners:UIRectCornerBottomLeft|UIRectCornerBottomRight cornerRadii:CGSizeMake(5, 5)]; CAShapeLayer *maskLayer=[[CAShapeLayer alloc] init]; maskLayer.frame=viewRadius.bounds; maskLayer.path=maskPath.CGPath; viewRadius.layer.mask=maskLayer; viewRadius.layer.masksToBounds=YES;
viewRadius 是要实现底部角要圆角的view
其中指定角如下:
typedef NS_OPTIONS(NSUInteger, UIRectCorner) { UIRectCornerTopLeft = 1 << 0, UIRectCornerTopRight = 1 << 1, UIRectCornerBottomLeft = 1 << 2, UIRectCornerBottomRight = 1 << 3, UIRectCornerAllCorners = ~0UL };
时间: 2024-08-01 14:58:26