import { Subscription } from '../Subscription';
import { ImmediateScheduler } from './ImmediateScheduler';
import { Action } from './Action';
import { ImmediateAction } from './ImmediateAction';
export declare class FutureAction<T> extends ImmediateAction<T> {
    scheduler: ImmediateScheduler;
    work: (x?: any) => Subscription<T> | void;
    id: any;
    delay: number;
    constructor(scheduler: ImmediateScheduler, work: (x?: any) => Subscription<T> | void);
    schedule(state?: any, delay?: number): Action;
    unsubscribe(): void;
}