import { BehaviorSubject } from 'rxjs';
import { Observable } from 'rxjs';
export declare class FocusApplyStore<StoreModel> {
    protected store: BehaviorSubject<StoreModel>;
    state$: Observable<StoreModel>;
    constructor(initialState: StoreModel);
    apply: (...projections: ((state: StoreModel) => void)[]) => void;
    applyAsync: <T>(obs: Observable<any>, ...projections: ((state: StoreModel, obsResult: T) => void)[]) => Observable<T>;
    focus: <R>(projection: (value: StoreModel, index: number) => R) => Observable<R>;
    focusAndSubscribe: <R>(projection: (value: StoreModel, index: number) => R, subscribeCallback: (result: R) => void) => this;
    protected save(state: StoreModel): void;
}