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UIView各个方位边框

UIView各个方位边框

作者: 楼船夜雪_WL | 来源:发表于2021-05-31 10:15 被阅读0次
  • (void)setBorderWithView:(UIView *)view top:(BOOL)top left:(BOOL)left bottom:(BOOL)bottom right:(BOOL)right borderColor:(UIColor *)color borderWidth:(CGFloat)width
    {
    if (top) {
    CALayer *layer = [CALayer layer];
    layer.frame = CGRectMake(0, 0, view.frame.size.width, width);
    layer.backgroundColor = color.CGColor;
    [view.layer addSublayer:layer];
    }
    if (left) {
    CALayer *layer = [CALayer layer];
    layer.frame = CGRectMake(0, 0, width, view.frame.size.height);
    layer.backgroundColor = color.CGColor;
    [view.layer addSublayer:layer];
    }
    if (bottom) {
    CALayer *layer = [CALayer layer];
    layer.frame = CGRectMake(0, view.frame.size.height - width, view.frame.size.width, width);
    layer.backgroundColor = color.CGColor;
    [view.layer addSublayer:layer];
    }
    if (right) {
    CALayer *layer = [CALayer layer];
    layer.frame = CGRectMake(view.frame.size.width - width, 0, width, view.frame.size.height);
    layer.backgroundColor = color.CGColor;
    [view.layer addSublayer:layer];
    }
    }

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