有时点击会闪下，有时候不会？能不让它闪下吗？

[AbnerPei]

    TYTextContainer *textContainer = [[TYTextContainer alloc]init];
    // 整体设置属性
    textContainer.characterSpacing = 3;
    textContainer.text = @"确定按钮";
    textContainer.textColor = [UIColor purpleColor] ;
    textContainer.font = [UIFont systemFontOfSize:17];
    textContainer.textAlignment = kCTTextAlignmentCenter;
    
    TYTextStorage *textStorage = [[TYLinkTextStorage alloc]init];
    textStorage.range = [@"确定按钮" rangeOfString:@"确定按钮"];
    //textStorage.linkData = @"点击了 《诗经·国风·秦风》";
    textStorage.underLineStyle = kCTUnderlineStyleNone;
    [textContainer addTextStorage:textStorage];
    
    TYAttributedLabel *lb = [[TYAttributedLabel alloc]init];
    [self.view addSubview:lb];
    lb.textContainer = textContainer;
    lb.delegate = self;
    [lb setFrameWithOrign:CGPointMake(0, 120) Width:ScreenWidth];

#pragma mark --- TYAttributedLabelDelegate
// 点击代理
- (void)attributedLabel:(TYAttributedLabel *)attributedLabel textStorageClicked:(id<TYTextStorageProtocol>)textStorage atPoint:(CGPoint)point
{
    if ([textStorage isKindOfClass:[TYLinkTextStorage class]]) {
        NSLog(@"点击了一下");
    }
}