import SMA, { SMAArgs } from "../SMA";
import { JSONDef, Indicator, High, Low } from "../types";
export interface AOArgs {
    fast: SMAArgs;
    slow: SMAArgs;
}
export default class AO extends Indicator<AOArgs> {
    fast: SMA;
    slow: SMA;
    constructor(fast?: number | SMA, slow?: number | SMA);
    next(): number;
    nextBar(bar: High & Low): number;
    reset(): void;
    toString(): string;
    toJSON(): JSONDef<AOArgs>;
    static display(): string;
    static minBars({ fast, slow }: AOArgs): number;
    static readonly key = "finance.tr.AO";
    static from({ fast, slow }: AOArgs): AO;
}