Package com.iizix.geo

Interface ILongitudeLatitude

All Known Subinterfaces:
ILongitudeLatitudeAltitude
All Known Implementing Classes:
GeoLocation, RegionLocation
public interface ILongitudeLatitude
Interface used for geolocation with longitude and latitude.

Programming note: DO NOT COMPARE WITH Double.NaN as e.g. value==Double.NaN, use Double.isNaN(double) instead as comparison is always false.

Author:
Christopher Mindus

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final double
    EARTH_RADIUS
    Radius of the earth.

  • Method Summary

    Modifier and Type
    Method
    Description
    static double
    getDistance(double longitude1, double longitude2, double latitude1, double latitude2)
    Calculate distance between two points in latitude and longitude.
    default double
    getDistance(ILongitudeLatitude location)
    Gets the distance in meters between this location and another.
    double
    getLatitude()
    Gets the latitude.
    double
    getLongitude()
    Gets the longitude.

  • Field Details

  • Method Details

    • getDistance

      static double getDistance(double longitude1, double longitude2, double latitude1, double latitude2)
      Calculate distance between two points in latitude and longitude. Uses Haversine method as its base.
      Parameters:
      longitude1 - Longitude 1.
      longitude2 - Longitude 2.
      latitude1 - Latitude 1.
      latitude2 - Latitude 2.
      Returns:
      Distance in Meters, or Double.NaN if either values are Double.isNaN().

    • getLongitude

      double getLongitude()
      Gets the longitude.
      Returns:
      The longitude, or NaN if value is not present.

    • getLatitude

      double getLatitude()
      Gets the latitude.
      Returns:
      The latitude, or NaN if value is not present.

    • getDistance

      default double getDistance(ILongitudeLatitude location)
      Gets the distance in meters between this location and another.
      Parameters:
      location - The other location.
      Returns:
      Distance in meters, Double.NaN if longitude/latitude values are not present.