import { Readable } from 'node:stream';
import { FileMetadata } from '../../types';
export declare class StreamReadIconFiles extends Readable {
    private readonly _basePath;
    private readonly _svgFiles?;
    private _files?;
    private _fileIndex;
    /**
     * Constructor
     * @param basePath path of directory or files list
     * @param svgFiles if undefined - all files in basePath
     */
    constructor(basePath: string, svgFiles?: string[]);
    _readFiles(): Promise<string[]>;
    _getIcons(): Promise<FileMetadata[]>;
    _read(): Promise<boolean | undefined>;
}