import { type PdfDocument } from '@pdfrx/engine';
import type { PagePlacement } from '@pdfrx/viewer-core';
import type { MappedOutlineNode } from './export-composer.js';
/** Replaces the document's outline catalog with mapped bookmark nodes. */
export declare function writeOutline(document: PdfDocument, nodes: readonly MappedOutlineNode[]): Promise<void>;
/**
 * Rebuilds the catalog AcroForm from Widget annotations already copied with
 * the final pages. Each source receives a prefix so equal field names remain independent.
 */
export declare function mergeAcroForms(document: PdfDocument, placements: readonly PagePlacement[], sourceDocuments: ReadonlyMap<string, PdfDocument>): Promise<void>;
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