public BottomNavigationBar setAnimationDuration(int animationDuration) {
        this.mAnimationDuration = animationDuration;
        this.mRippleAnimationDuration = (int) (animationDuration * 2.5);
        return this;
    }
ripple animation will be 2.5 times this animation duration.

@param animationDuration animation duration for tab animations
@return this, to allow builder pattern
common/src/main/java/com/sxjs/common/widget/bottomnavigation/BottomNavigationBar.java