import Service from '@ember/service';
import type MapboxLoader from '../-private/mapbox-loader';
/**
 * This service serves as a 'cache' for the map instances and their html elements.
 * The Maps are used for optimizing the performance and rendering speed.
 */
type layerId = string;
interface CachedMap {
    mapLoader: MapboxLoader;
    metadata: object;
    layers: Map<layerId, {
        sourceId?: string;
        currentRenders: number;
    }>;
}
export default class MapCacheService extends Service {
    _cache: Map<string, CachedMap>;
    /**
     * Returns whether or not the cache contains the map
     * @param {string} key - Id of map
     * @return {Boolean}
     */
    hasMap(key: string): boolean;
    /**
     * Returns the specified map object if exist on the cache
     * @param {string} key - Id of map
     * @return {CachedMap | undefined}
     */
    getMap(key: string): CachedMap | undefined;
    /**
     * Sets or update the map instance and html element of a map
     * @param {string} key - Id of map
     * @param {MapboxLoader} mapLoader - MapboxLoader Instance of map
     */
    setMap(key: string, mapLoader: MapboxLoader, metadata?: {}): void;
    /**
     * Deletes a map if exist by its key
     * @param {string} key - Id of map
     * @return {Boolean}
     */
    deleteMap(key: string): boolean;
}
export {};
//# sourceMappingURL=map-cache.d.ts.map