import { isoly } from "isoly";
import type { Otp } from "../index";
import { Settings as GeneratorSettings } from "./Settings";
export declare class Generator {
    #private;
    private readonly secret;
    readonly settings: Readonly<Generator.Settings>;
    private get signer();
    constructor(secret: string, settings: Readonly<Generator.Settings>);
    generate(counter: number, count: number): Promise<Otp[]>;
    generate(counter: number | isoly.DateTime): Promise<Otp>;
    generate(counters: number[]): Promise<Otp[]>;
    generate(times: isoly.DateTime[]): Promise<Otp[]>;
    toUrl(issuer: string, username: string): string;
    change(settings: Partial<Generator.Settings>): Generator;
    static create(secret: string, settings?: {}): Generator;
}
export declare namespace Generator {
    export import Settings = GeneratorSettings;
}