/**
 * 基于 https://github.com/clauderic/react-tiny-virtual-list 改造，主要是加了宽度自适应
 */
import * as React from 'react';
import SizeAndPositionManager from './SizeAndPositionManager';
import { SCROLL_CHANGE_REASON } from './constants';
import type { VListProps } from './types';
export interface VListState {
    offset: number;
    scrollChangeReason: SCROLL_CHANGE_REASON;
}
export default class VirtualList extends React.PureComponent<VListProps, VListState> {
    static defaultProps: Partial<VListProps>;
    /**
     * 容器宽度或者高度缓存值
     */
    containerSize: number | undefined;
    itemSizeGetter: (itemSize: VListProps["itemSize"]) => (index: any) => any;
    sizeAndPositionManager: SizeAndPositionManager;
    readonly state: VListState;
    private rootNode;
    private styleCache;
    componentDidMount(): void;
    updateRootWidth(): void;
    componentDidUpdate(prevProps: VListProps, prevState: VListState): void;
    componentWillUnmount(): void;
    scrollTo(value: number): void;
    getOffsetForIndex(index: number, scrollToAlignment?: import("./constants").ALIGNMENT | undefined, itemCount?: number): number;
    recomputeSizes(startIndex?: number): void;
    calcContainerSize: () => number;
    render(): JSX.Element;
    private getRef;
    private handleScroll;
    private getNodeOffset;
    private getEstimatedItemSize;
    private getSize;
    private getStyle;
}