/** The symbol identifying the hook metadata on a component instance. */
export declare const HookOutputSymbol: unique symbol;
/**
 * Marks a component @Output() member that will serve as an emitter of a native event.
 * Use in components/directive which inherit from `GoogleMapsComponentBase` to allow users of the component to handle native events in angular.
 *
 * @param {string} nativeName (Optional) The name of the native event. If not provided, the name of the component member will be used.
 *
 * @example
 * ``` @Hook @Output() public click: EventEmitter<IGoogleMapsEventData>;```
 */
export declare function Hook(nativeName?: string): (target: any, propertyName: string) => void;