import { PureComponent } from 'react';
import type { ReactElement } from 'react';
import { Position, PortRecord } from '../../customTypings/index.d';
declare function calculatePath(sourcePosition: Position, targetPosition: Position): {
    path: string | null;
    xInterpolate: (t: number) => number;
    yInterpolate: (t: number) => number;
};
type Props = {
    source: PortRecord;
    target: PortRecord;
    targetHandlePosition: Position;
    calculatePath: (sourcePosition: Position, targetPosition: Position) => {
        path: any;
        xInterpolate: number;
        yInterpolate: number;
    };
    onSourceDrag?: (event: any) => void;
    onSourceDragEnd?: (event: any) => void;
    onTargetDrag?: (event: any) => void;
    onTargetDragEnd?: (event: any) => void;
    children?: any;
    linkSourceHandleComponent?: ReactElement;
    sourceHandlePosition?: Position;
    linkTargetHandleComponent?: ReactElement;
};
declare class AbstractLink extends PureComponent<Props> {
    static calculatePath: typeof calculatePath;
    renderLinkSourceHandle(): import("react/jsx-runtime").JSX.Element | null;
    renderLinkTargetHandle(): import("react/jsx-runtime").JSX.Element | null;
    render(): import("react/jsx-runtime").JSX.Element;
}
export default AbstractLink;