import { type TuiMedia } from '@taiga-ui/core/tokens';
import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export type TuiBreakpointMediaKey = keyof Omit<TuiMedia, 'tablet'>;
/**
 * Service to provide the current breakpoint based on Taiga UI's media queries
 */
export declare class TuiBreakpointService extends Observable<TuiBreakpointMediaKey | null> {
    private readonly media;
    private readonly sorted;
    private readonly invert;
    private readonly stream$;
    constructor();
    static ɵfac: i0.ɵɵFactoryDeclaration<TuiBreakpointService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<TuiBreakpointService>;
}