import * as React from 'react'; import { Animated } from 'react-native'; import { NavigationProp, Scene, SceneDescriptor, TransitionerLayout, TransitionProps } from '../types'; declare type TransitionSpec = {}; declare type Props = { render: (current: TransitionProps, previous?: TransitionProps) => React.ReactNode; configureTransition?: (current: TransitionProps, previous?: TransitionProps) => TransitionSpec; onTransitionStart?: (current: TransitionProps, previous?: TransitionProps) => void | Promise; onTransitionEnd?: (current: TransitionProps, previous?: TransitionProps) => void | Promise; navigation: NavigationProp; descriptors: { [key: string]: SceneDescriptor; }; screenProps?: unknown; }; declare type State = { layout: TransitionerLayout; position: Animated.Value; scenes: Scene[]; nextScenes?: Scene[]; }; declare class Transitioner extends React.Component { private positionListener; private prevTransitionProps; private transitionProps; private isComponentMounted; private isTransitionRunning; private queuedTransition; constructor(props: Props); componentDidMount(): void; componentWillUnmount(): void; componentWillReceiveProps(nextProps: Props): void; private computeScenes; private startTransition; render(): JSX.Element; private handleLayout; private handleTransitionEnd; } export default Transitioner;