import type React from 'react';
import type { IconType } from './types';
export declare const opacity: (color: string, percentage: number) => string;
export declare const registerCustomIconType: (id: string, customIcon: any) => void;
export declare const getIconType: (type: IconType) => any;
export declare const getIconProperties: (node: React.ReactElement) => {
    type: any;
    name: any;
    size: any;
    color: any;
};