计算坐标点直线距离

project-order/src/main/java/com/dituhui/pea/order/common/Distance.java

+package com.dituhui.pea.order.common;
+
+import org.gavaghan.geodesy.Ellipsoid;
+import org.gavaghan.geodesy.GeodeticCalculator;
+import org.gavaghan.geodesy.GeodeticCurve;
+import org.gavaghan.geodesy.GlobalCoordinates;
+
+public class Distance {
+	public long calculateDistance(double lat1, double lnt1, double lat2, double lnt2) {
+		GlobalCoordinates source = new GlobalCoordinates(lat1, lnt1);
+		GlobalCoordinates target = new GlobalCoordinates(lat2, lnt2);
+		GeodeticCurve geoCurve = new GeodeticCalculator().calculateGeodeticCurve(Ellipsoid.WGS84, source, target);
+		return Math.round(geoCurve.getEllipsoidalDistance());
+	}
+}