export declare function attributesOfText(text: any, attribute: string): any;
/**
 * 尝试 text 的系列属性是否存在
 * @param text
 * @returns
 */
export declare function attributeOfStyleColor(text: any, template: string, max: number): string | undefined;
export declare function setTextAttribute(text: any, attr: string, value: string): void;
/**
 * 如果embedType下会包含图像，则返回true
 */
export declare function embedTypeHasImage(embedType: string): boolean;
export declare function formatLink(link: string | undefined): string | undefined;