import Web3 from "web3";
import BigNumber from "bignumber.js";
import { Address, Pair, Snapshot, BigNumberString } from "../pair";
interface PairCurveSnapshot extends Snapshot {
    paused: boolean;
    tokenPrecisionMultipliers: BigNumberString[];
    balancesWithAdjustedPrecision: BigNumberString[];
    swapFee: BigNumberString;
    preciseA: BigNumberString;
}
export declare class PairCurve extends Pair {
    private web3;
    private poolAddr;
    allowRepeats: boolean;
    private curvePool;
    private paused;
    private tokenPrecisionMultipliers;
    private balancesWithAdjustedPrecision;
    private swapFee;
    private preciseA;
    private token0Idx;
    private token1Idx;
    private nCoins;
    static readonly POOL_PRECISION_DECIMALS = 18;
    static readonly A_PRECISION = 100;
    constructor(chainId: number, web3: Web3, poolAddr: Address, opts?: {
        nCoins: number;
        token0Idx: number;
        token1Idx: number;
    });
    protected _init(): Promise<{
        pairKey: string;
        tokenA: string;
        tokenB: string;
    }>;
    refresh(): Promise<void>;
    outputAmount(inputToken: Address, inputAmount: BigNumber): BigNumber;
    inputAmount(outputToken: Address, outputAmount: BigNumber): BigNumber;
    private getY;
    private getD;
    protected swapExtraData(): string;
    snapshot(): PairCurveSnapshot;
    restore(snapshot: PairCurveSnapshot): void;
}
export declare function createCurvePairs(chainId: number, web3: Web3, poolAddr: Address, nCoins: number): Promise<Pair[]>;
export {};