import { UiGridColumnDirective } from '../body/ui-grid-column.directive';
import { IGridDataEntry, IVisibleModel } from '../models';
/**
 * @internal
 * @ignore
 */
export declare class VisibilityManger<T extends IGridDataEntry> {
    private _columns$;
    private _initial?;
    columns$: import("rxjs").Observable<UiGridColumnDirective<T>[]>;
    options$: import("rxjs").Observable<IVisibleModel<T>[]>;
    isDirty$: import("rxjs").Observable<boolean>;
    set columns(columns: UiGridColumnDirective<T>[]);
    destroy(): void;
    reset(): void;
    update(visibleColumnsByProps: (string | keyof T)[]): void;
    private _mapColumnOption;
    private _mapToVisibleDiff;
    private _mapInitial;
    private _mapOptions;
    private _mapToRenderedOptions;
}