import { Observable } from 'rxjs';
import { Injector } from '@angular/core';
export declare const getMetronicStyle: (type: number) => Observable<string>;
export declare function setStyle(styleNumber: number, injector: Injector): void;
export declare function loadMetronicStyle(type: number, injector: Injector): Observable<HTMLStyleElement>;
export declare function removeMetronicStyles(element: HTMLStyleElement, injector: Injector): void;
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