import { BaseMapLibraryType } from '@kepler.gl/constants';
/**
 * Determines whether a Map Style is using Mapbox Tiles
 * @param {any} mapStyle the mapStyle to check
 * @returns true if the style is using Mapbox tiles
 */
export declare function isStyleUsingMapboxTiles(mapStyle: any): boolean;
export declare function isStyleUsingOpenStreetMapTiles(mapStyle: any): boolean;
/**
 * Minimal structural contract for the MapLibre/Mapbox map instance used by the
 * attribution helpers below. Only the members actually read are declared;
 * everything is optional because these helpers may be called before the map is
 * fully initialized (guarded by optional chaining + try/catch at runtime).
 *
 * `getSource` returns `any` on purpose: the concrete MapLibre/Mapbox source
 * union (GeoJSONSource, VectorSource, …) is not structurally assignable to a
 * `{attribution?}` shape, and we only ever read an optional `attribution`
 * string off it. Declaring the two getters still catches passing a non-map.
 */
export interface AttributionMapLike {
    getStyle?: () => {
        sources?: Record<string, unknown>;
    } | undefined | null;
    getSource?: (id: string) => any;
}
/**
 * Checks resolved map sources for OpenStreetMap attribution.
 * CARTO basemaps don't have attribution in the raw style JSON;
 * it only appears after MapLibre resolves the TileJSON.
 * Uses map.getSource() to access the resolved source with TileJSON metadata.
 */
export declare function mapHasOpenStreetMapAttribution(map?: AttributionMapLike | null): boolean;
/**
 * Collects the attribution strings declared by the resolved map sources.
 * Custom basemap styles (e.g. OpenFreeMap, OpenMapTiles) declare their own
 * attribution in the source's TileJSON, which only becomes available after
 * MapLibre resolves it. Unlike {@link mapHasOpenStreetMapAttribution}, this
 * preserves the full attribution text instead of collapsing it to a boolean,
 * so custom attributions are not lost.
 * @param map the resolved MapLibre/Mapbox map instance
 * @returns de-duplicated list of attribution HTML strings, order preserved
 */
export declare function getBaseMapAttributions(map?: AttributionMapLike | null): string[];
/**
 * Transform mapbox protocol so can be used with maplibre
 * @param mapboxKey mapbox api key
 * @returns transformed url
 */
export declare const transformRequest: (_mapboxKey: string) => ((url: string, resourceType: string) => {
    url: string;
});
export declare const getBaseMapLibrary: (baseMapStyle?: {
    url?: string | null;
    style?: any;
}) => BaseMapLibraryType;