import { Interpolation } from "../interpolation";
import type { IRealPoint } from "../types";
import { Point } from "./point";
export declare class RealPoint extends Point implements IRealPoint {
    value: number;
    interpolation?: Interpolation;
    constructor(time?: number, value?: number, interpolation?: Interpolation);
    toXmlObject(): any;
    fromXmlObject(xmlObject: any): this;
}