import { Title, Meta } from '@angular/platform-browser';
import { MetafrenzyService } from 'ngx-metafrenzy';
import { CoreService } from './core.service';
import * as i0 from "@angular/core";
export declare class SeoService {
    private title;
    private meta;
    private metafrenzyService;
    private coreService;
    constructor(title: Title, meta: Meta, metafrenzyService: MetafrenzyService, coreService: CoreService);
    addMeta(title: any, description: any): void;
    setOpenGraph(title: any, description: any, url: any, image: any): void;
    setOpenGraphForBlog(blog: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SeoService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SeoService>;
}