import { ApplicationRef, ComponentFactoryResolver, ElementRef, Injector, NgZone, RendererFactory2 } from "@angular/core";
import { OverlayBaseService } from "./overlay-base.service";
import { CreateOption, Overlay, OverlayPosition } from "./overlay.interface";
import { StringGlobalOverlayPosition } from "./overlay.type";
export declare class OverlayService extends OverlayBaseService {
    private componentFactoryResolver;
    private appRef;
    private injector;
    private ngZone;
    private rendererFactory;
    overlayContainer: HTMLElement;
    private _overlayPosition;
    private _originElement;
    private _positionObj;
    private _overlayBase;
    private _backdropElement;
    private _renderer2;
    constructor(componentFactoryResolver: ComponentFactoryResolver, appRef: ApplicationRef, injector: Injector, ngZone: NgZone, rendererFactory: RendererFactory2);
    private set _overlayContainerStyleLeft(value);
    private set _overlayContainerStyleTop(value);
    /**
     * Creates overlay.
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     */
    private _create;
    /**
     * Gets native element of elemntRef given in input
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param {ElementRef<HTMLElement>} originElement
     * @return {HTMLElement}
     */
    private _getNativeElement;
    /**
      * Create overlay container
      *
      * @author Federico Gambardella<federcio.gambardella@micegroup.it>
      */
    private _createOverlayContainer;
    /**
      * Create backdrop element .
      *
      * @author Federico Gambardella<fedega86@libero.it>
      */
    private _buildBackDropElement;
    /**
     * Attach component to overlay.
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param componentToAttach
     */
    attach(componentToAttach: any, options?: CreateOption): Overlay;
    /**
     * Calculate overlay position respect origin element.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {ElementRef<HTMLElement} originTemplate
     * @param {Overlay} overlay
     * @param {OverlayPosition} positionObject
     */
    calculatePosition(originTemplate: ElementRef<HTMLElement>, overlay: Overlay, positionObject: OverlayPosition): void;
    /**
     * Calculate position by scroll strategy.
     *
     * @author Federico Gambardella<federico.gambardella@micegoup.it>
     * @param {OverlayPosition} posObj
     * @param {Overlay} overlay
     */
    private _calculatePositionByScrollStrategy;
    /**
     * Initialize position object with default values if user does not provide them.
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param {OverlayPosition} positionObject
     * @return {OverlayPosition}
     */
    private _initializePositionObject;
    /**
     * Selects position object
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param {OverlayPosition} positionObject
     * @param {DOMRect} positionDOM
     * @param {HTMLElement} originElement
     */
    private _selectPositionByObject;
    /**
     * Set overlay container top position.
     *
     * @author Federico Gambardella<fedrico.gambardella@micegroup.it>
     * @param {number} posTop
     * @param {number} offsetY
     * @return {void}
     */
    private _setOverlayContainerTop;
    /**
     * Calculates position bottom.
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param {DOMRect} position
     * @param {HTMLElement} originElement
     * @param {OverlayPosition} positionObject
     */
    private _positionBottom;
    /**
     * Sets top coordinate when is setted bottom position
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param {number} posTop
     * @param {DOMRect} position
     * @param {HTMLElement} originElement
     * @param {OverlayPosition} posObj
     */
    private _setCoordinateTopForBottom;
    /**
     * Sets left coordinate when is setted bottom or top position
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param {number} posLeft
     * @param {number} posTop
     * @param {number} position
     * @param {OverlayPosition} posObj
     */
    private _setCoordinateLeftForBottomTop;
    /**
     * Calculates position top.
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param {DOMRect} position
     * @param {HTMLElemen} originElement
     * @param {OverlayPosition} positionObject
     */
    private _positionTop;
    /**
     * Sets left coordinate by position object.
     *
     * @author Federico Gambardella<federico.gamabrdella@micegroup.it>
     * @param {OverlayPosition} positionObj
     * @param {number} positionLeft
     * @return {number}
     */
    private _setPosLeftByPosObj;
    /**
     * Sets left coordinate when overlay go out of viewport on the right.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {OverlayPosition} positionObj
     * @param {number} positionLeft
     * @return {string}
     */
    private _setPosLeftTopOutViewPortRight;
    /**
     * Sets corrdinate top for top position.
     *
     * @author Federico Gambardella<federico.gamabrdella@micegroup.it>
     * @param {number} posTop
     * @param {number} posLeft
     * @param {DOMRect} position
     * @param {HTMLElement} originElement
     * @param {OverlayPosition} posObj
     */
    private _setCoordinateTopForTop;
    /**
    * Calculates position Left.
    *
    * @author Federico Gambardella<federcio.gambardella@micegroup.it>
    * @param {DOMRect} position
    * @param {HTMLElement} originElement
    * @param {OverlayPosition} positionObject
    */
    private _positionLeft;
    /**
     * Sets corrdinate top for left position.
     *
     * @author Federico Gambardella<federico.gamabrdella@micegroup.it>
     * @param {number} posTop
     * @param {number} posLeft
     * @param {DOMRect} position
     * @param {HTMLElement} originElement
     * @param {OverlayPosition} positionObject
     * @return {void}
     */
    private _checkPositionForLeft;
    /**
     * Calculates position right.
     *
     * @author Federico Gambardella<federcio.gambardella@micegroup.it>
     * @param {DOMRect} position
     * @param {HTMLElement} originElement
     * @param {OverlayPosition} positionObject
     */
    private _positionRight;
    /**
    * Sets corrdinate top for right position.
    *
    * @author Federico Gambardella<federico.gamabrdella@micegroup.it>
    * @param {number} posTop
    * @param {number} posLeft
    * @param {DOMRect} position
    * @param {HTMLElement} originElement
    * @param {OverlayPosition} positionObject
    * @return {void}
    */
    private _checkPositionForRight;
    /**
     * Set coordinate top for left right.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {number} posTop
     * @param {DOMRect} position
     * @param {OverlayPosition} positionObject
     * @return {void}
     */
    private _setCoordinateTopForLeftRight;
    /**
     * Sets left coordinate by position object.
     *
     * @author Federico Gambardella<federico.gamabrdella@micegroup.it>
     * @param {OverlayPosition} positionObj
     * @param {number} positionLeft
     * @return {number}
     */
    private _setPosToptByPosObj;
    /**
     * Calculates width of element overlay.
     *
     * @author Federico Gambardella<federico.gamabrdella@micegroup.it>
     * @param {HTMLElement} element
     * @return
     */
    private _calculateElementOverlayPosition;
    /**
     * Set croll offset by scrollStartegy.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {OverlayPosition} posObj
     */
    private _setScrollByScrollStartegy;
    /**
     * Calculates psotion on resize.
     *
     * @author Federico Gambardella<federico.gamabardella@micegroup.it>
     * @param {Overlay} overlay
     */
    private _calculatePositionOnResize;
    /**
    * Calculates psoition on scroll.
    *
    * @author Federico Gambardella<fedega86@libero.it>
    * @param {Overlay} overlay
    */
    private _calculatePositionOnScroll;
    /**
     * Close overlay on backDrop click.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param overlay
     * @param options
     */
    private _closeOnBackDrop;
    /**
     * Detach component to overlay
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     */
    detach(overlay: Overlay | undefined): void;
    /**
     * Manage backdrop.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @returns {void}
     */
    private _manageBackdrop;
    /**
     * Notify position status.
     *
     * @author Federico Gambardella<federico.gambardella@micegoup.it>
     * @param {OverlayPositionEnum} position
     * @param {number} posLeft
     * @param {number} posTop
     * @return {void}
     */
    private _notifyPositionStatus;
    /**
     * Notify position status.
     *
     * @author Federico Gambardella<federico.gambardella@micegoup.it>
     * @param {string} position
     * @return {void}
     */
    private _notifyOutViewPort;
    /**
     * Calculate global position.
     *
     * @author Federico Gambardella<federico.gamabrdella@micegroup.it>
     * @param {StringGlobalOverlayPosition} position
     * @param {Overlay} overlay
     * @return {void}
     */
    calculateGlobalPosition(position?: StringGlobalOverlayPosition, overlay?: Overlay): void;
    /**
     * Caluclate global position.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {StringGlobalOverlayPosition} position
     * @param {Overlay} overlay
     * @return {void}
     */
    private _calculateGloabPosition;
    /**
     * Add overlay global style.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @return {void}
     */
    private _addOverlayGlobalStyle;
    /**
     * Select global position by position input.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {StringGlobalOverlayPosition} position
     * @param {Overlay} overlay
     * @return {void}
     */
    private _selectGlobalPosition;
    /**
     * Makes appear the overlay on right-bottom.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _bottomRightPosition;
    /**
     * Makes appears the overlay on right-center.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _centerRightPosition;
    /**
     * Makes appears the overlay on right-top.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _topRightPosition;
    /**
     * Center overlay on the screen.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _centerGlobalPosition;
    /**
     * Makes appear the overlay on center-bottom.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _centerBottomGlobalPosition;
    /**
     * Makes appear the overlay on center-top.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _centerTopGlobalPosition;
    /**
     * Makes appear the overlay on left-bottom.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _bottomLeftPosition;
    /**
     * Makes appear the overlay on left-center.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _centerLeftPosition;
    /**
     * Makes appear the overlay on top-left.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {Overlay} overlay
     * @return {void}
     */
    private _topLeftPosition;
}