Raised Icon on RAMAnimatedTabBar

raisedTabBarIcon.swift

let item: RAMAnimatedTabBarItem = self.tabBarItem as! RAMAnimatedTabBarItem

for constraint in (item.iconView!.icon.superview?.constraints)! {
    if let currentView: UIImageView = constraint.firstItem as? UIImageView {
        if item.iconView!.icon == currentView {
            if constraint.firstAttribute == .centerY {
                constraint.constant = -10;
            }
        }
    }
}