/**
 * @file util
 * @author junmer eltorio
 */
/**
 * getFontFolder
 *
 */
declare function getFontFolder(): string;
/**
 * getFonts
 *
 */
declare function getFonts(): string[];
/**
 * getPureText
 *
 * @see https://msdn.microsoft.com/zh-cn/library/ie/2yfce773
 * @see http://www.unicode.org/charts/
 *
 * @param  str target text
 * @return     pure text
 */
declare function getPureText(str: string): string;
/**
 * getUniqText
 *
 */
declare function getUniqText(str: string): string;
/**
 * get subset text
 *
 * @param  {Object} opts opts
 * @return {string}      subset text
 */
declare function getSubsetText(opts: any): any;
/**
 * string to unicodes
 *
 */
declare function string2unicodes(str: string): number[];
export { getFontFolder };
export { getFonts };
export { getPureText };
export { getUniqText };
export { getSubsetText };
export { string2unicodes };