核心动画"水波纹"效果失效，CATransition type为"rippleEffect"在iOS13中被移除

kCATransitionFade
The layer’s content fades as it becomes visible or hidden.

kCATransitionMoveIn
The layer’s content slides into place over any existing content. The Common Transition Subtypes are used with this transition.

kCATransitionPush
The layer’s content pushes any existing content as it slides into place. The Common Transition Subtypes are used with this transition.

kCATransitionReveal
The layer’s content is revealed gradually in the direction specified by the transition subtype. The Common Transition Subtypes are used with this transition.