import type { InjectionKey, ShallowRef } from 'vue';
export interface MarkerClustererInstance {
    render: () => void;
    setMap: (map: google.maps.Map | null) => void;
    addListener: (event: string, handler: () => void) => void;
    addMarker: (marker: google.maps.marker.AdvancedMarkerElement | google.maps.Marker, noDraw?: boolean) => void;
    removeMarker: (marker: google.maps.marker.AdvancedMarkerElement | google.maps.Marker, noDraw?: boolean) => boolean;
}
export interface MarkerClustererOptions {
    markers?: google.maps.marker.AdvancedMarkerElement[];
    algorithm?: unknown;
    renderer?: unknown;
    onClusterClick?: unknown;
}
export interface Cluster {
    marker: google.maps.marker.AdvancedMarkerElement;
    markers?: google.maps.marker.AdvancedMarkerElement[];
    position: google.maps.LatLng;
    bounds: google.maps.LatLngBounds | undefined;
    count: number;
}
export interface ClusterStats {
    markers: {
        sum: number;
    };
    clusters: {
        count: number;
        markers: {
            min: number;
            max: number;
            mean: number;
            sum: number;
        };
    };
}
export interface MarkerClustererContext {
    markerClusterer: ShallowRef<MarkerClustererInstance | undefined>;
    requestRerender: () => void;
    /** Increments after each clustering cycle; watch to detect cluster membership changes */
    clusteringVersion: ShallowRef<number>;
}
export declare const MARKER_CLUSTERER_INJECTION_KEY: InjectionKey<MarkerClustererContext>;