import type { ViewerI18nLanguage } from "@x-viewer/core";
import { i18n } from "@x-viewer/core";
export declare const en: {
    PopPanel: {};
};
export declare const zh: {
    PopPanel: {};
};
/**
 * i18next namespace for strings owned by `@x-viewer/ui`.
 */
export declare const UI_I18N_NAMESPACE: "ui";
export { i18n };
/**
 * Align the shared viewer i18next language with `@x-viewer/ui` callers.
 * Prefer {@link BaseViewer.setLanguage} when a viewer instance is available.
 */
export declare function changeLanguage(language: ViewerI18nLanguage): void;