import { Log, Tx } from '../common/tx';
import { Registry } from '../registry';
/**
 * Instance represents a single conversion event on network.
 *
 * @class Conversion
 */
declare class Conversion {
    sourceToken: string;
    destinationToken: string;
    trader: string;
    fromValue: BigInt;
    toValue: BigInt;
    tx: Tx;
    /**
     *
     * @param tx Ethereum transaction
     * @param sourceToken ERC20 token sent in conversion
     * @param destinationToken ERC20 token received from conversion
     * @param trader Ethereum address performing the conversion (sender and recipient)
     * @param fromValue Source token value of conversion
     * @param toValue Destination token value of conversion
     */
    constructor(tx: Tx, sourceToken: string, destinationToken: string, trader: string, fromValue: BigInt, toValue: BigInt);
    /**
     * Scans a transaction log for transfer event.
     *
     * @static
     * @param w3 A connected Web3 object
     * @param registry Registry context of conversion
     * @param success State of transaction
     * @param log A Web3 transaction receipt logs array
     * @return conversion Instance of Conversion if conversion is found, undefined if not.
     */
    static processLog(w3: any, registry: Registry, success: boolean, log: Log): Promise<Conversion>;
}
export { Conversion, };