import { Padding, Rectangle } from "../common/vline";
/**
 *
 * @param svgBox
 * @param sizeFunc
 * @param padding
 */
export declare function observeSVGBox(svgBox: SVGSVGElement, sizeFunc: () => Rectangle, padding?: Padding): void;
export declare function observeChangeElement(): void;
export declare function isObserved(svgBox: SVGSVGElement): boolean;
export declare function observeSVGSVG(svgBox: SVGSVGElement, padding?: Padding): void;