import { Platform } from '@angular/cdk/platform';
import { Observable } from 'rxjs';
import { ScrollbarManager } from '../utils/scrollbar-manager';
import * as i0 from "@angular/core";
export declare class NativeScrollbarSizeFactory {
    private document;
    private manager;
    private platform;
    private readonly _scrollbarSize;
    scrollbarSize: Observable<number>;
    constructor(document: Document, manager: ScrollbarManager, platform: Platform);
    /**
     * Get native scrollbar size
     */
    private getNativeScrollbarSize;
    static ɵfac: i0.ɵɵFactoryDeclaration<NativeScrollbarSizeFactory, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<NativeScrollbarSizeFactory>;
}