import { PipeTransform } from '@angular/core';
import { TranslateLanguageService } from './translate-language.service';
import * as i0 from "@angular/core";
export declare class TranslateLanguagePipe implements PipeTransform {
    protected translateLanguage: TranslateLanguageService;
    /**
     * transform language code to human language
     * @param langCode - ISO 639-2 (3 characters)
     * @param language - ISO 639-1 (2 characters)
     */
    transform(langCode: string, language?: string): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<TranslateLanguagePipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<TranslateLanguagePipe, "translateLanguage", false>;
}