declare class Builder {
    static Create(): Builder;
    private timer_;
    private auto_start_;
    WithTimer(callback: (timer: FlagTimer) => void): this;
    WithWaitTime(value: number): this;
    WithAutoStart(): this;
    Build(): FlagTimer;
}
type CallableBuilder = typeof Builder & {
    (): Builder;
};
export declare class FlagTimer {
    static Builder: CallableBuilder;
    WaitTime: number;
    private time_left_;
    private current_time_;
    private stopped_;
    IsStopped(): boolean;
    Start(time_sec?: number): void;
    Stop(): void;
}
export {};