import { Api } from 'chaingate-client';
import { Address } from '../Address';
import { CurrencyInfo } from './CurrencyInfo';
import { CurrencyProviders } from './CurrencyProviders';
import { CurrencyAmount } from './CurrencyAmount';
import { CurrencyPreparedTransaction } from './CurrencyPreparedTransaction';
export declare abstract class Currency {
    protected readonly api: Api;
    readonly currencyInfo: CurrencyInfo;
    protected currencyProviders: CurrencyProviders;
    protected constructor(currencyInfo: CurrencyInfo, api: Api, currencyProviders: CurrencyProviders);
    abstract amount(amountStr: string, unit: unknown): Promise<CurrencyAmount>;
    abstract getAddress(): Promise<string>;
    abstract getBalance(address?: string): Promise<{
        confirmed: CurrencyAmount;
        unconfirmed: CurrencyAmount;
    }>;
    abstract createTransfer(toAddress: Address, amount: CurrencyAmount): Promise<CurrencyPreparedTransaction>;
    getPublicKey(): Promise<import("../PublicKey").PublicKey>;
    getPrivateKey(): Promise<import("../Secret/implementations/PrivateKey").PrivateKey>;
}