import { EventEmitter, OnInit } from '@angular/core';
import { GoogleMapComponent } from '@bespunky/angular-google-maps/core';
import { OverlaysSuperpower } from '../services/overlays-superpower.service';
/**
 * Reads the OverlaysSuperpower from the map component and outputs it to the given variable for programmatic control.
 * Two way binding syntax must be used for the extraction to work automatically.
 * Not that setting the value will have no effect whatsoever.
 *
 * The `GoogleMapsOverlaysModule` must be imported for this directive to work.
 *
 * @example
 * ```html
 * <bs-google-maps [(overlays)]="myOverlaysVariable">...</bs-google-maps>
 * ```
 *
 * @export
 * @class OverlaysDirective
 * @implements {OnInit}
 */
export declare class OverlaysDirective implements OnInit {
    private power;
    /**
     * The overlays power instantiated for the map.
     *
     * @readonly
     * @type {OverlaysSuperpower}
     */
    get overlays(): OverlaysSuperpower;
    /**
     * Emits when the overlays power changed. This only happens when the map is instantiated.
     *
     * @type {EventEmitter<OverlaysSuperpower>}
     */
    overlaysChange: EventEmitter<OverlaysSuperpower>;
    constructor(mapComponent: GoogleMapComponent);
    /**
     * Dummy setter. Does nothing.
     * Angular expects a setter to go with the getter, but the real value is actually set
     * by ngOnInit() so this is not necessary.
     */
    set overlays(noEffect: OverlaysSuperpower);
    /**
     * Waits for change detection cicle to end, then emits the superpower.
     */
    ngOnInit(): void;
}