import { __VumViewer } from 'vuesium';
import { ReturnVoid } from '../../shared';
export declare type Units = 'meters' | 'millimeters' | 'centimeters' | 'kilometers' | 'acres' | 'miles' | 'nauticalmiles' | 'inches' | 'yards' | 'feet' | 'radians' | 'degrees' | 'hectares';
declare type Viewer = __VumViewer.VumViewer;
export declare type LoadEvent = {
    viewer: Viewer;
};
export declare type OnLoad = (e: LoadEvent) => ReturnVoid;
declare const _default: {};
export default _default;