/**
 * 判断是否是某种节点类型
 * @param node
 * @param type
 */
export declare const isNodeType: (node: Element, type: string | string[]) => boolean;
/**
 * 判断是否是 Text 节点
 */
export declare const isTextNode: (node: Element) => boolean;
/**
 * 判断是否是 Group 节点
 */
export declare const isGroupNode: (node: Element) => boolean;
/**
 * 判断是否是图片节点
 */
export declare const isImageNode: (node: Element) => node is HTMLImageElement;
/**
 * 判断是否是带文本的输入框节点
 */
export declare const isTextInputNode: (node: Element) => node is HTMLInputElement;
/**
 * 判断是否是图片节点
 */
export declare const isCanvasNode: (node: Element) => node is HTMLCanvasElement;
/**
 * 是否是 SVG 的子级
 */
export declare const isSVGChildNode: (node: Element) => boolean;
/**
 * 判断是否是Svg节点
 */
export declare const isSvgNode: (node: Element) => node is SVGElement;