export declare function findParentBySvg(dom: HTMLElement): HTMLElement;
export declare function getNodeProps(node: HTMLElement | SVGSVGElement): {
    x: any;
    y: any;
    width: any;
    height: any;
    transform: any;
};
export declare function throttle<T>(func: (...args: any[]) => T, delay?: number): (...args: any[]) => void;
export declare function findSvgChild(svg: HTMLElement | SVGSVGElement): HTMLElement;