import { BaseValue, BigNumberable, CallOptions } from '../lib/types';
import { Contracts } from './Contracts';
import { FundingOracle } from './FundingOracle';
/**
 * Module for interacting with the funding oracle in an inverse perpetual market.
 *
 * Inverse perpetual: An account with a long position in the inverse perpetual (long the base
 * currency) is short the position currency according to the smart contract. To account for this,
 * the inverse perpetual uses an funding oracle which flips the sign of the value when calculating
 * funding.
 */
export declare class InverseFundingOracle extends FundingOracle {
    constructor(contracts: Contracts);
    /**
     * Get the funding that would accumulate over a period of time at the current rate.
     *
     * This is simply the current funding rate multiplied by the time delta in seconds.
     *
     * Inverse perpetual: Flip the funding value so it has the same sign as the funding rate.
     */
    getFunding(timeDeltaSeconds: BigNumberable, options?: CallOptions): Promise<BaseValue>;
}