import { ElementRef } from '@angular/core';
import { PgSubscriptMessagesComponent } from './pg-subscript-messages.component';
import * as i0 from "@angular/core";
export declare class PgSubscriptStateCalculator {
    calculateSubscriptState(messagesHost: PgSubscriptMessagesComponent): {
        isVisible: boolean;
        elementRef: ElementRef;
    }[];
    static ɵfac: i0.ɵɵFactoryDef<PgSubscriptStateCalculator, never>;
    static ɵprov: i0.ɵɵInjectableDef<PgSubscriptStateCalculator>;
}