import { BaseEditor } from 'slate';
import { ReactEditor } from 'slate-react';
import { GalleryElement } from '@mercuriya/slate-gallery-common';
export declare const isGalleryActive: <Editor_1 extends BaseEditor & ReactEditor>(editor: Editor_1) => boolean;
export declare const insertGallery: <Editor_1 extends BaseEditor & ReactEditor>(editor: Editor_1) => void;
/**
 * Set additional data to current block
 *
 * @param {Editor} editor
 * @param {GalleryElement} element
 * @param {object} payload - additional data
 */
export declare const changeNodeData: <Editor_1 extends BaseEditor & ReactEditor>(editor: Editor_1, element: GalleryElement, payload: Partial<GalleryElement>) => void;