import type { IValueModelReadonly } from '@zajno/common/models/types';
import { type IDisposable } from '@zajno/common/functions/disposer';
export declare class ComputedValueModel<T> implements IValueModelReadonly<T> {
    private readonly _getter;
    constructor(_getter: () => T);
    get value(): T;
}
export declare class ManualComputedValueModel<T> implements IValueModelReadonly<T>, IDisposable {
    private readonly _getter;
    private readonly _value;
    private readonly _reactionUnsubscribe;
    constructor(_getter: () => T, delay?: number);
    get value(): T;
    dispose(): void;
}