import { Rect } from "../../Core/Rect";
import { RegionData } from "../../Core/RegionData";
import { IRegionCallbacks } from "../../Interface/IRegionCallbacks";
import { MidpointComponent } from "../Component/MidpointComponent";
/**
 * `MidpointComponent` for the `PathRegion` class.
 */
export declare class MidpointElement extends MidpointComponent {
    /**
     * Creates a new `DragElement`.
     * @param paper - The `Snap.Paper` object to draw on.
     * @param paperRect - The parent bounding box for created component.
     * @param regionData - The `RegionData` object shared across components. Used also for initial setup.
     * @param callbacks - The external callbacks collection.
     */
    constructor(paper: Snap.Paper, paperRect: Rect, regionData: RegionData, callbacks: IRegionCallbacks);
    /**
     * Add event listeners to a midpoint's DOM node
     */
    protected subscribeMidpointToEvents(midpoint: Snap.Element, index: number): void;
    private createBezierControl;
}