import { DrawingID, ObjectID } from '@buerli.io/core';
/**
 * Simple helper functions for file interaction.
 */
export declare const FileUtils: {
    /**
     * Loads a file from the file system.
     * It uses @see document and is therefore directly dependent on the DOM.
     *
     * @param onLoad The callback.
     * @param type The content type.
     */
    loadFile: (onLoad: (files: {
        file: File;
        content: any;
    }[]) => void, type?: 'DataURL' | 'ArrayBuffer' | 'BinaryString' | 'Text', multiple?: boolean) => void;
    exportNode: (drawingId: DrawingID, objectId: ObjectID, type?: 'ofb' | 'stp' | 'step' | 'stl') => Promise<void>;
};