/**
 * Value to be converted into public key.
 */
export type PublicKeyInitData = string | Uint8Array | Iterable<number>;
export declare function bytesEqual(a: Uint8Array, b: Uint8Array): boolean;
/**
 * A public key
 */
export declare abstract class PublicKey {
    /**
     * Checks if two public keys are equal
     */
    equals(publicKey: PublicKey): boolean;
    /**
     * Return the base-64 representation of the public key
     */
    toBase64(): string;
    /**
     * Return the Rooch representation of the public key encoded in
     * base-64. A Rooch public key is formed by the concatenation
     * of the scheme flag with the raw bytes of the public key
     */
    toRoochPublicKey(): string;
    /**
     * Return the byte array representation of the public key
     */
    abstract toBytes(): Uint8Array;
    /**
     * Return the Rooch address associated with this public key
     */
    abstract toRoochAddress(): string;
    /**
     * Return signature scheme flag of the public key
     */
    abstract flag(): number;
}