import * as React from "react";
import { ConfigConsumerProps } from "../Config";
interface IElevatorProps {
    /**
     * 自定义组件类名
     *
     * @default
     **/
    className?: string;
    /**
     * 组件内容
     *
     * @default
     **/
    children: React.ReactNode;
    /**
     * 	滚动高度超过该值时，渲染组件
     *
     * @default 400
     **/
    displayHeight?: number;
    /**
     * 滚动时长 单位毫秒
     *
     * @default 1000
     **/
    duration?: number;
    /**
     * 电梯切换时的回调函数
     *
     * @default (index: number) => void
     **/
    onChange?: (index: number) => void;
    /**
     * 组件切换显示或者隐藏时的回调函数
     *
     * @default (isShow: boolean) => void
     **/
    onToggle?: (isShow: boolean) => void;
    /**
     * 	是否使用平滑滚动
     *
     * @default true
     **/
    smooth?: boolean;
    /**
     * 抵达楼层偏移量
     *
     * @default 0
     **/
    offset?: number;
    /**
     * 多个电梯组件 外部className
     *
     * @default
     **/
    wrapClassName?: string;
    /**
     * 当前电梯位置
     *
     * @default -1
     **/
    defaultIndex?: number;
    /**
     * 默认前缀
     *
     * @default 'lg'
     **/
    prefixCls?: string;
}
interface IElevatorState {
    active: number;
    animating: boolean;
    middle: number;
    show: boolean;
}
declare class Elevator extends React.PureComponent<IElevatorProps, IElevatorState> {
    private showParam;
    static defaultProps: {
        className: string;
        displayHeight: number;
        duration: number;
        onChange: () => null;
        onToggle: () => null;
        smooth: boolean;
        offset: number;
        defaultIndex: number;
    };
    constructor(props: IElevatorProps);
    componentDidMount(): void;
    componentWillUnmount(): void;
    handleResize(): void;
    isActive(element: any, index: number): boolean;
    handleScroll(): void;
    goToActive(active: number): void;
    renderElevator: ({ getPrefixCls }: ConfigConsumerProps) => JSX.Element | null;
    render(): JSX.Element;
}
export default Elevator;