import { PolygonHierarchy } from '@cesium/engine';
import { Position } from '../../core';
import { default as Overlay } from '../Overlay';
declare class FineArrow extends Overlay {
    protected _positions: Position[];
    protected tailWidthFactor: number;
    protected headWidthFactor: number;
    protected neckWidthFactor: number;
    protected headAngle: number;
    protected neckAngle: number;
    constructor(positions: string | Position[]);
    get type(): string;
    set positions(positions: string | any[]);
    get positions(): Position[];
    _getHierarchy(): PolygonHierarchy;
    _mountedHook(): void;
    /**
     *
     * @param text
     * @param textStyle
     * @returns {FineArrow}
     */
    setLabel(text: any, textStyle: any): this;
    /**
     * Sets Style
     * @param style
     * @returns {FineArrow}
     */
    setStyle(style: any): this;
}
export default FineArrow;