import vtkPlane from '@kitware/vtk.js/Common/DataModel/Plane';
import vtkRenderer from '@kitware/vtk.js/Rendering/Core/Renderer';
import { Bounds } from '@kitware/vtk.js/types';
export declare const addPlaneHelper: (plane: vtkPlane, renderer: vtkRenderer, xDim?: number, yDim?: number) => void;
export declare const addBoundsHelper: (bounds: Bounds, renderer: vtkRenderer) => void;