declare const _default: {
    /**
     * 获取窗口大小
     */
    getViewPortBounds(): {
        left: number;
        top: number;
        width: number;
        height: number;
        bottom: number;
        right: number;
    };
    getBoundingClientRect(dom: HTMLElement): {
        left: number;
        top: number;
        width: number;
        height: number;
        bottom: number;
        right: number;
    };
    getStyle(dom: HTMLElement, styleKey: string): any;
    isHTMLElement(obj: any): obj is HTMLElement;
    createNode(tag?: string, root?: HTMLElement): HTMLElement;
    removeNode(node: HTMLElement): void;
    /**
     * 获取当前dom真实的缩放比例
     */
    getDomScaleRatio(dom: HTMLElement): number;
};
export default _default;