/// <reference types="node" />
import { Tkv } from '../types';
/**
 * Get font used
 * @param { Tkv } declaredFamilyMap Mapping of used fonts
 * @param { string | Buffer } content css file content
 */
export declare function getUseFamily(declaredFamilyMap: Tkv, content: string | Buffer): string;
/**
 * Parsing the fonts used
 * @param { string } basePath You can think of it as the root of the website
 * @param { Tkv } declaredFamilyMap Mapping of used fonts
 * @param { string | Buffer } content css file content
 * @param { string } importPath css file path
 */
export declare function parseUseFamily(basePath: string, declaredFamilyMap: Tkv, content: string | Buffer, importPath: string): void;
/**
 * Parse the selector that uses fonts
 * @param { Tkv } declaredFamilyMap Mapping of used fonts
 * @param { string | Buffer } content css file content
 */
export declare function parseSelector(declaredFamilyMap: Tkv, content: string | Buffer): void;