/**
 * forked from https://github.com/EOSIO/eosjs/blob/master/src/eosjs-key-conversions.ts
 *
 * rewrite curves
 */
import { Key, KeyType } from "./eosjs-numeric";
import { ProjPointType, CurveFn } from "@noble/curves/abstract/weierstrass.js";
/** Represents/stores a public key and provides easy conversion for use with `elliptic` lib */
export declare class PublicKey {
    private key;
    private ec;
    constructor(key: Key, ec: CurveFn);
    /** Instantiate public key from an EOSIO-format public key */
    static fromString(publicKeyStr: string, ec?: CurveFn): PublicKey;
    /** Instantiate public key from an `elliptic`-format public key */
    static fromPoint(publicKey: ProjPointType<bigint>, keyType: KeyType, ec?: CurveFn): PublicKey;
    /** Export public key as Legacy EOSIO-format public key */
    toLegacyString(): string;
    /** Export public key as `elliptic`-format public key */
    toPoint(): ProjPointType<bigint>;
    /** Get key type from key */
    getType(): KeyType;
    /** Validate a public key */
    isValid(): boolean;
}