export type TranslatorAvailability = "available" | "downloadable" | "downloading" | "unavailable";
export interface NativeTextTranslator {
    translate(input: string): Promise<string>;
    destroy?: () => void;
}
interface TranslationPair {
    sourceLanguage: string;
    targetLanguage: string;
}
interface TranslationMonitor {
    addEventListener(type: "downloadprogress", listener: (event: Event & {
        loaded: number;
    }) => void): void;
}
export interface NativeTranslatorApi {
    availability(options: TranslationPair): Promise<TranslatorAvailability>;
    create(options: TranslationPair & {
        monitor?: (monitor: TranslationMonitor) => void;
    }): Promise<NativeTextTranslator>;
}
export declare function getNativeTranslatorApi(scope?: typeof globalThis): NativeTranslatorApi | undefined;
export declare function preferredTargetLanguage(languages?: readonly string[]): string | undefined;
export declare function createNativeTranslator(api: NativeTranslatorApi, targetLanguage: string, onDownloadProgress?: (progress: number) => void): Promise<NativeTextTranslator>;
export {};
//# sourceMappingURL=browserTranslator.d.ts.map