import { Observable } from 'rxjs';

export interface ReactiveValue<T> {
    value: T;
    valueChanges$: Observable<T>;
}
export declare class Reactive<T> implements ReactiveValue<T> {
    private _value;
    constructor(initialValue: T);
    private _valueChanges$;
    valueChanges$: Observable<T>;
    update(newValue: T): void;
    get value(): T;
}
export declare function reactive<T>(initialValue: T): Reactive<T>;
declare class Computed<T> implements ReactiveValue<T> {
    getterFn: () => T;
    valueChanges$: Observable<T>;
    constructor(getterFn: () => T);
    get value(): T;
}
export declare class InputReactive<T extends string | number> implements ReactiveValue<T> {
    private _value;
    constructor(initialValue: T);
    private _valueChanges$;
    valueChanges$: Observable<T>;
    nonUiValueChanges$: Observable<{
        value: T;
        fromUI: boolean;
    }>;
    update(newValue: T, { fromUI }?: {
        fromUI: boolean;
    }): void;
    get value(): T;
}
export declare function inputReactive<T extends string | number>(initialValue: T): InputReactive<T>;
export declare function computed<T>(getterFn: () => T): Computed<T>;
export {};