import { EventEmitter, SimpleChanges, Renderer2, OnInit, OnChanges, Injector } from '@angular/core';
import { BaseWidgetComponent } from '../../../../shared/base.component';
import { IMapPointOfInterest } from '../map.component';
import { BehaviorSubject } from 'rxjs';
export declare class PointOfInterest {
    data: any;
    listen: BehaviorSubject<number>;
    constructor(poi: IMapPointOfInterest, listen: BehaviorSubject<number>);
}
export declare class MapOverlayOutletComponent extends BaseWidgetComponent implements OnInit, OnChanges {
    private injector;
    protected renderer: Renderer2;
    /** List of points of interest */
    items: IMapPointOfInterest[];
    /** Map elment render to the DOM */
    map: SVGElement;
    /** Map root element */
    container: HTMLDivElement;
    /** Zoom level as decimal */
    scale: number;
    /** Event emitter for Point of interest events */
    event: EventEmitter<{}>;
    protected list: IMapPointOfInterest[];
    protected _scale_subject: BehaviorSubject<number>;
    constructor(injector: Injector, renderer: Renderer2);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    processItems(): void;
    /**
     * Set content render method for point of interest
     * @param item POI item
     */
    setMethod(item: IMapPointOfInterest): void;
    /**
     * Calculate render position of the given point of interest
     * @param item POI Item
     */
    calculatePosition(item: IMapPointOfInterest, details: {
        [name: string]: any;
    }): void;
    isIE(): boolean;
    trackByFn(item: IMapPointOfInterest, index: number): string | number;
}