###NavigationBar 添加阴影(shadow)— layout: post title: Sample Post date: 2016-02-15 15:32:24.000000000 +09:00 —
1.设置阴影的颜色
self.navgiationController.navigationBar.layer.shadowColor = [UIColor blackColor].CGColor;2.设置阴影偏移范围
self.navigationController.navigationBar.layer.shadowOffset = CGSizeMake(0, 10);3.设置阴影颜色的透明度
self.navigationController.navigationBar.layer.shadowOpacity = 0.2;4.设置阴影半径
self.navigationController.navigationBar.layer.shadowRadius = 16;5.设置阴影路径
self.navigationController.navigationBar.layer.shadowPath = [UIBezierPath bezierPathWithRect:self.navigationController.navigationBar.bounds].CGPath;