import { Collection, View } from 'ol';
import { Geometry, Polygon } from 'ol/geom';
import BaseLayer from 'ol/layer/Base';
import { Extent } from 'ol/extent';
import { Coordinate } from 'ol/coordinate';
import * as i0 from "@angular/core";
export declare class ViewerCalculationsService {
    private calculateNppBase;
    nppForView(view: View): number;
    nppExtrema(view: View): number[];
    getImageExtentFromSourceLayers(layerArray: Collection<BaseLayer>): Extent;
    isGeometryInExtent(geometry: Geometry, extent: Extent): boolean;
    isCoordinateInExtent(coordinates: Coordinate, extent: Extent): boolean;
    rearrangeOutOfBoundsCoordinate(coordinate: Coordinate, extent: Extent): Coordinate;
    rearrangeOutOfBoundsPolygonVertices(polygon: Polygon, extent: Extent): Polygon;
    centroidForGeometry(geometry: Geometry): Coordinate;
    centroidForCoordinates(coordinates: number[][]): number[];
    polygonIsSelfIntersecting(polygon: Polygon): boolean;
    checkLineIntersection(p1c: Coordinate, p2c: Coordinate, p3c: Coordinate, p4c: Coordinate): boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<ViewerCalculationsService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ViewerCalculationsService>;
}