export type IRelation = {
  id?: string;
  fromRange: [number, number];
  toRange: [number, number];
  type: RelationTypeEnum;
};

export enum RelationTypeEnum {
  add = 'add',
  remove = 'remove',
  change = 'change',
  relate = 'relate',
  dirty = 'dirty',
  temp = 'temp',
}

export 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;
}