import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class QuillEditorService {
    private readonly document;
    private _loadedLibraries;
    quilljs: any;
    constructor(document: any);
    lazyLoadQuill(): Observable<any>;
    private loadScript;
    private loadStyle;
    static ɵfac: i0.ɵɵFactoryDeclaration<QuillEditorService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<QuillEditorService>;
}