package geotest;

import com.bbn.openmap.geo.Geo;

public class GeoTest {

    public GeoTest() {
    }

    public static void main(String[] args) {
        Geo g1 = new Geo(20, 20);
        System.out.println("g1 : " + g1);
        Geo g2 = new Geo(30, 30);
        System.out.println("g2 : " + g2);
        double radDist = g1.distance(g2);
        System.out.println("distance (radians) : " + radDist);
        double radAz = g1.azimuth(g2);
        System.out.println("azimuth (radians) : " + radAz);
        Geo fullOffset = g1.offset(radDist, radAz);
        System.out.println("g1 after offset (distance, azimuth) : " + fullOffset);
        double latDev = g2.getLatitude() - fullOffset.getLatitude();
        double lonDev = g2.getLongitude() - fullOffset.getLongitude();
        System.out.println("Deviation from g2 (lat, lon) : (" + latDev + ", " + lonDev + ")");

        System.out.println();

        int n = 10;
        double distTenth = radDist / n;
        System.out.println("1/" + n + " distance (radians) : " + distTenth);
        System.out.println("Moving g1 (offset) " + n + " times, without changing azimuth, by this distance :");
        Geo current = g1;
        for (int i = 1; i <= n; i++) {
            current = current.offset(distTenth, radAz);
            System.out.println("after offset " + i + " : " + current);
        }
        latDev = g2.getLatitude() - current.getLatitude();
        lonDev = g2.getLongitude() - current.getLongitude();
        System.out.println("Deviation from g2 (lat, lon) : (" + latDev + ", " + lonDev + ")");
    }

}