import Language from '~/interfaces/Language';
/**
 * Loads a PDF document using the pdf.js library.
 *
 * Configures the pdf.js worker, resolves the CMap URL if provided,
 * and returns the pdf.js document proxy. On failure, throws a localized error message.
 *
 * @param documentUrl - The URL of the PDF document to load.
 * @param workerSrc   - The URL of the pdf.js worker script.
 * @param language    - The locale resource for generating localized error messages.
 * @param cMapUrl     - Optional URL for CMap files (required for CJK font support).
 * @returns The pdf.js `PDFDocumentProxy` object.
 * @throws Error with a localized message if the document cannot be loaded.
 */
declare const _default: (documentUrl: string, workerSrc: string, language: Language, cMapUrl?: string) => Promise<any>;
export default _default;