export declare type IRelation = {
    id?: string;
    fromRange: [number, number];
    toRange: [number, number];
    type: RelationTypeEnum;
};
export declare enum RelationTypeEnum {
    add = "add",
    remove = "remove",
    change = "change",
    relate = "relate",
    dirty = "dirty",
    temp = "temp"
}
export declare type IScrollTopMap = [[number, number], [number, number], [number, number]];
export interface ILink {
    source: [[number, number], [number, number], [number, number], [number, number]];
    target: [[number, number], [number, number], [number, number], [number, number]];
    type: RelationTypeEnum;
    id?: string;
}