import type { PDFDocument, PDFObject, PDFRef } from 'pdf-lib';
import { PDFName } from 'pdf-lib';
import type { Page } from 'playwright';
export type DictMap = Map<PDFName, PDFObject>;
export interface RootOutlineNode {
    children: OutlineNode[];
    depth: number;
    parent?: OutlineNode | RootOutlineNode;
}
export interface OutlineNode {
    title: string;
    destination: string;
    children: OutlineNode[];
    depth: number;
    parent?: OutlineNode | RootOutlineNode;
    italic?: boolean;
    bold?: boolean;
    color?: number[];
}
export interface OutlineRef extends OutlineNode {
    children: OutlineRef[];
    ref: PDFRef;
    parentRef: PDFRef;
}
/**
 * Format the outline container selector by removing extra spaces and ensuring trailing space.
 *
 * @param {string} outlineContainerSelector - The selector for the outline container.
 * @returns The formatted selector.
 */
export declare function formatOutlineContainerSelector(outlineContainerSelector: string): string;
/**
 * Gets the outline of a webpage using a headless browser.
 * @param {Page} page - The page to evaluate.
 * @param {string[]} tags - An array of tag names to use for the outline.
 * @param outlineContainerSelector - Outline Container Selector
 * @returns A Promise that resolves to an array of top-level OutlineNode objects representing the parsed outline.
 */
export declare function getOutlineNodes(page: Page, tags: string[], outlineContainerSelector?: string): Promise<OutlineNode[]>;
/**
 * Sets the outlines of a PDF document from a nested outline tree.
 * @param {PDFDocument} pdfDoc - The PDF document to set outlines on.
 * @param {OutlineNode[]} outlineNodes - The nested outline tree to use as outlines.
 * @param {boolean} [enableWarnings=false] - Whether to generate warnings for missing destinations.
 * @returns The PDF document with outlines set.
 */
export declare function setOutlineNodes(pdfDoc: PDFDocument, outlineNodes: OutlineNode[], enableWarnings?: boolean): OutlineRef[];