import type { CustomSvg, Topic } from './types/dom';
import type { MindElixirInstance, Uid } from './index';
export type LinkItem = {
    id: string;
    label: string;
    from: Uid;
    to: Uid;
    delta1: {
        x: number;
        y: number;
    };
    delta2: {
        x: number;
        y: number;
    };
};
export type LinkControllerData = {
    cx: number;
    cy: number;
    w: number;
    h: number;
};
export declare const createLink: (this: MindElixirInstance, from: Topic, to: Topic, isInitPaint?: boolean, obj?: LinkItem) => void;
export declare const removeLink: (this: MindElixirInstance, linkSvg?: CustomSvg) => void;
export declare const selectLink: (this: MindElixirInstance, link: CustomSvg) => void;
export declare const hideLinkController: (this: MindElixirInstance) => void;
export declare const showLinkController: (this: MindElixirInstance, p2x: number, p2y: number, p3x: number, p3y: number, linkItem: LinkItem, fromData: LinkControllerData, toData: LinkControllerData) => void;