import { EventEmitter, InjectOptions, OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core';
import { ObjectEvent } from 'ol/Object';
import { Coordinate } from 'ol/coordinate';
import { LinearRing, Polygon } from 'ol/geom';
import { GeometryLayout } from 'ol/geom/Geometry';
import BaseEvent from 'ol/events/Event';
import { NolSafeAny } from 'ngx-ol-library/core';
import * as i0 from "@angular/core";
/**
 * Polygon geometry component.
 * @name nol-polygon-geometry
 * @order 1
 */
export declare class NolPolygonGeometryComponent implements OnInit, OnChanges, OnDestroy {
    nolCoordinates: Coordinate[][] | number[];
    nolLayout?: GeometryLayout;
    nolEnds?: number[];
    nolProperties?: Record<string, NolSafeAny>;
    nolChange: EventEmitter<BaseEvent>;
    nolError: EventEmitter<BaseEvent>;
    nolPropertychange: EventEmitter<ObjectEvent>;
    private readonly destroyRef;
    private readonly host;
    private readonly linearRings;
    private initialCoordinates;
    private instance;
    getInstance(): Polygon;
    changed(): void;
    addLinearRing(linearRing: LinearRing): void;
    removeLinearRing(linearRing: LinearRing): void;
    ngOnInit(): void;
    ngOnChanges({ nolCoordinates, nolProperties }: SimpleChanges): void;
    ngOnDestroy(): void;
    private setCoordinates;
    private checkEndsAndLayout;
    static ɵfac: i0.ɵɵFactoryDeclaration<NolPolygonGeometryComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NolPolygonGeometryComponent, "nol-polygon-geometry", never, { "nolCoordinates": { "alias": "nolCoordinates"; "required": false; }; "nolLayout": { "alias": "nolLayout"; "required": false; }; "nolEnds": { "alias": "nolEnds"; "required": false; }; "nolProperties": { "alias": "nolProperties"; "required": false; }; }, { "nolChange": "nolChange"; "nolError": "nolError"; "nolPropertychange": "nolPropertychange"; }, never, ["*"], true, never>;
}
export declare function injectPolygonGeometry(): NolPolygonGeometryComponent;
export declare function injectPolygonGeometry(options: InjectOptions & {
    optional?: false;
}): NolPolygonGeometryComponent;
export declare function injectPolygonGeometry(options: InjectOptions): NolPolygonGeometryComponent | null;