import { ControlValueAccessor } from '@angular/forms';
import { ReplaySubject } from 'rxjs';
export declare abstract class ValueAccessorBase<T> implements ControlValueAccessor {
    valueChanges: ReplaySubject<unknown>;
    private innerValue;
    private changed;
    private touched;
    get value(): T;
    set value(value: T);
    writeValue(value: T): void;
    registerOnChange(fn: (value: T) => void): void;
    registerOnTouched(fn: () => void): void;
    touch(): void;
}