import type * as L from 'leaflet';
import type { AWCLeafletElement } from '../awc-leaflet.js';
type Constructor<T = NonNullable<unknown>> = new (...args: any[]) => T;
export interface LeafletPopupContentMixinElement extends AWCLeafletElement {
    feature: L.Popup | L.Polygon | L.Polyline | L.Circle | L.Rectangle | L.Marker;
    popupMO: MutationObserver;
    updatePopupContent: () => void;
}
export declare const LeafletPopupContentMixin: <TBase extends Constructor<AWCLeafletElement>>(superclass: TBase) => TBase & Constructor<LeafletPopupContentMixinElement>;
export {};