import { TranslateServiceConfig } from './translate.config';
/**
 * This service manages the translation configuration and data.
 */
export declare class TranslateService {
    private config;
    private currentLanguage;
    constructor(config: TranslateServiceConfig);
    /**
     * Set the current language in use.
     */
    setLanguage(lang: string): void;
    /**
     * Get the current language in use.
     */
    getLanguage(): string;
    /**
     * Get the list of available languages to use.
     */
    getAvailableLanguages(): string[];
    /**
     * Get the default language.
     */
    getDefaultLanguage(): string;
    /**
     * Translate a string.
     */
    translate(key: string): string;
}