/// <reference types="react" />
import type { Durations } from '../utils/durations';
/**
 * Direction the motion is going.
 */
export type Transition = 'entering' | 'exiting';
/**
 * Direction an element enters from or leaves towards
 */
export type Direction = 'top' | 'right' | 'bottom' | 'left';
/**
 * The distance the element moves in a direction-based animation.
 * A `proportional` distance is based on the size of the element.
 * A `constant` distance will always move the same amount, regardless of size.
 */
export type Distance = 'constant' | 'proportional';
/**
 * Whether an element will fade on enter, on exit or both
 */
export type Fade = 'none' | 'in' | 'out' | 'inout';
/**
 * Animation curve to use for the motion.
 */
export type AnimationCurve = 'linear' | 'ease-in' | 'ease-out' | 'ease-in-out';
/**
 * Common props all entering motions should make available for consumers.
 */
export interface MotionProps<TProps extends {}> {
    /**
     * How long the motion will take.
     */
    duration?: Durations;
    /**
     * Will callback when the motion has finished in the particular direction.
     * If it finished entering direction will be `entering`.
     * And vice versa for `exiting`.
     */
    onFinish?: (state: Transition) => void;
    /**
     * Children as `function`.
     * Will be passed `props` for you to hook up.
     * The `state` arg can be used to know if the motion is `entering` or `exiting`.
     */
    children: (opts: TProps, state: Transition) => React.ReactNode;
}