import { IKeyValues } from '../../../models/base';
export interface IRelationItem {
    title: string;
    coords: number[][];
    value: number;
    size: number;
    [key: string]: any;
}
export interface ICityItem {
    title: string;
    value: number[];
    inflowSize: number;
    outflowSize: number;
    [key: string]: any;
}
export declare function getTooltip(title: string, content: IKeyValues<string>): string;