import { Wind } from "./metar.js";
/**
 * Represents a wind vector with angle and decomposed components.
 *
 * @interface WindVector
 * @property {number} angle - The angle of the wind in degrees.
 * @property {number} headwind - The headwind component of the wind vector.
 * @property {number} crosswind - The crosswind component of the wind vector.
 */
export interface WindVector {
    angle: number;
    headwind: number;
    crosswind: number;
}
/**
 * Calculates the wind vector relative to the given true track.
 *
 * @param wind - An object representing the wind, containing direction and speed.
 * @param trueTrack - The current true track in degrees.
 * @returns An object containing the wind angle, headwind, and crosswind components.
 */
export declare function calculateWindVector(wind: Wind, trueTrack: number): WindVector;
/**
 * Calculates the wind correction angle for the given wind, true track, and airspeed.
 *
 * @param wind - An object representing the wind, containing direction and speed.
 * @param trueTrack - The true track in degrees.
 * @param airSpeed - The airspeed in knots.
 * @returns The wind correction angle in degrees.
 */
export declare function calculateWindCorrectionAngle(wind: Wind, trueTrack: number, airSpeed: number): number;
/**
 * Calculates the groundspeed for the given wind, airspeed, and heading.
 *
 * @param wind - An object representing the wind, containing degrees and speed.
 * @param airSpeed - The airspeed in knots.
 * @param heading - The heading in degrees.
 * @returns The groundspeed in knots.
 */
export declare function calculateGroundspeed(wind: Wind, airSpeed: number, heading: number): number;
/**
 * Checks if the given string is a valid ICAO code.
 *
 * @param icao - The string to check
 * @returns True if the string is a valid ICAO code, false otherwise
 */
export declare const isICAO: (icao: string) => boolean;
/**
 * Normalizes the given ICAO code to uppercase.
 *
 * @param icao - The ICAO code to normalize
 * @returns The normalized ICAO code
 */
export declare const normalizeICAO: (icao: string) => string;
/**
 * Checks if the given string is a valid IATA code.
 *
 * @param iata - The string to check
 * @returns True if the string is a valid IATA code, false otherwise
 */
export declare const isIATA: (iata: string) => boolean;
/**
 * Normalizes the given IATA code to uppercase.
 *
 * @param iata - The IATA code to normalize
 * @returns The normalized IATA code
 */
export declare const normalizeIATA: (iata: string) => string;
/**
 * Normalizes the given track angle to a value between 0 and 360 degrees.
 *
 * @param track - The track angle to normalize
 * @returns The normalized track angle
 */
export declare const normalizeTrack: (track: number) => number;
/**
 * Capitalizes the first letter of each word in a string
 *
 * @param text - The input text to capitalize
 * @returns The text with the first letter of each word capitalized
 */
export declare const capitalizeWords: (text: string) => string;