page/page.go
func (p NavigateParams) WithTransitionType(transitionType TransitionType) *NavigateParams {
	p.TransitionType = transitionType
	return &p
}
func (p NavigateParams) WithTransitionType(transitionType TransitionType) *NavigateParams {
	p.TransitionType = transitionType
	return &p
}
// WithTransitionType intended transition type.