import * as i0 from "@angular/core";
export declare class DocumentRef {
    private doc;
    constructor(doc: any);
    get document(): any;
    get body(): any;
    get documentElement(): any;
    static ɵfac: i0.ɵɵFactoryDeclaration<DocumentRef, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<DocumentRef>;
}