/// <reference types="google.maps" />
import { ExgMapGoogleAPIWrapper } from '../../services';
import { ExgMapHeatmapLayerDirective } from '../../directives';
export declare class ExgMapHeatmapLayerManagerService {
    private _wrapper;
    private _layers;
    constructor(_wrapper: ExgMapGoogleAPIWrapper);
    addHeatmapLayer(layer: ExgMapHeatmapLayerDirective): Promise<google.maps.visualization.HeatmapLayer>;
    setOptions(layer: ExgMapHeatmapLayerDirective, options: google.maps.visualization.HeatmapLayerOptions): Promise<void>;
    setData(layer: ExgMapHeatmapLayerDirective, data: google.maps.MVCArray<google.maps.LatLng | google.maps.visualization.WeightedLocation> | (google.maps.LatLng | google.maps.visualization.WeightedLocation)[] | null): Promise<void>;
    deleteHeatmapLayer(layer: ExgMapHeatmapLayerDirective): Promise<void>;
}
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