import * as L from "leaflet";
import type { ChoroplethOptions, DatasetConfig, Range } from "./types.js";
export declare function createChoropleth<Row, Properties>(map: L.Map, rows: Row[], config: DatasetConfig<Row, Properties>, options?: ChoroplethOptions<Row, Properties>): Promise<L.GeoJSON>;
export declare function loadJson<T>(url: string): Promise<T>;
export declare function createValueMap<Row, Properties>(rows: Row[], config: DatasetConfig<Row, Properties>, options?: ChoroplethOptions<Row, Properties>): Map<string, number>;
export declare function getDefaultColor(value: number, range: Range): string;