import { Overlay } from '@angular/cdk/overlay';
import { Injector } from '@angular/core';
import { PopoverContent, PopoverRef } from './popover-ref';
/**
 * PopoverParams
 * Available parameters to popover displaying
 */
export interface PopoverParams<T> {
    origin: HTMLElement;
    content: PopoverContent;
    data?: T;
    width?: string | number;
    height: string | number;
    hasBackdrop?: boolean;
    backdropClass?: string;
    isAboveTemplate?: boolean;
}
/**
 * PopoverService
 * This class is used to call PopoverComponent and display data inside of him
 */
export declare class PopoverService {
    private overlay;
    private injector;
    constructor(overlay: Overlay, injector: Injector);
    /**
     * @method open
     * This method opens the new popover based on PopoverParams
     *
     * @param PopoverParams [popoverParams]
     * @returns PopoverRef
     */
    open<T>({ origin, content, data, width, height, hasBackdrop, backdropClass, isAboveTemplate }: PopoverParams<T>): PopoverRef<T>;
    /**
     * @method createInjector
     * This method createates a new Portal injector based on popover
     */
    private createInjector;
    /**
     * @method getOverlayConfig
     * This returns the overlay config
     */
    private getOverlayConfig;
    /**
     * @method getOverlayPosition
     * This returns the overley position object
     */
    private getOverlayPosition;
    /**
     * @method getPositions
     * This method returns the popover relative position coordinates
     */
    private getPositions;
}