import { ChangeDetectorRef } from '@angular/core';
import { ToastConfig } from '../toast.config';
import { Toast } from '../toast';
export declare class ToastContainerComponent {
    private _changeDetector;
    tl: Toast[];
    tc: Toast[];
    tr: Toast[];
    bl: Toast[];
    bc: Toast[];
    br: Toast[];
    constructor(_changeDetector: ChangeDetectorRef);
    add(config: ToastConfig): Toast | null;
    private _delete;
    private _isDuplicate;
    private _getCollection;
}