import React from 'react';
import { PureComponent } from '../../utils/component';
interface LazyListProps<T = any> {
    data: T[];
    lineHeight: number;
    height: number;
    renderItem: (data: T, index: number) => React.ReactNode;
    shouldRecomputed?: (prevData: T[], nextData: T[]) => boolean;
    defaultIndex?: number;
    onScrollStateChange?(params: LazyListState): void;
}
export interface LazyListState {
    currentIndex: number;
    scrollTopRatio: number;
    scrollTop: number;
}
export default class LazyList<T = any> extends PureComponent<LazyListProps<T>, LazyListState> {
    static defaultProps: {
        data: any[];
        shouldRecomputed: () => boolean;
        defaultIndex: number;
    };
    private get scrollHeight();
    private get scroll();
    private get itemsInView();
    getInitState: () => LazyListState;
    constructor(props: LazyListProps);
    componentDidMount(): void;
    componentDidUpdate(prevProps: Readonly<LazyListProps>, prevState: Readonly<LazyListState>): void;
    scrollToView: (scrollIndex: number) => void;
    private dispatchState;
    private handleScroll;
    render(): JSX.Element;
}
export {};