import GirafeSingleton from '../../base/GirafeSingleton.js';
import IGirafeContext from '../context/icontext.js';
/**
 * A dictionary that holds translation strings.
 * For example:
 * {
 *  'layer': 'couche'
 * }
 */
export type TranslationsDict = {
    [lang: string]: string;
};
declare class I18nManager extends GirafeSingleton {
    private readonly translations;
    private readonly translationAliases;
    private loadingLanguagePromise;
    constructor(context: IGirafeContext);
    initializeSingleton(): void;
    private formatNumber;
    ensureTranslationLoaded(): Promise<boolean>;
    private loadTranslations;
    getTranslation(key: string): string;
    translate(dom: DocumentFragment | HTMLElement): Promise<void>;
    private handleLanguageChange;
    private getFnTranslated;
    /**
     * Define a translation alias.
     * The alias will use the same translation as the key.
     * But if the key already has another translation, the alias will be ignored
     */
    addTranslationAlias(key: string, alias: string): void;
}
export default I18nManager;