版本

org.locationtech.jts:jts-core:1.19.0
链接: github

代码

import org.locationtech.jts.algorithm.distance.DistanceToPoint;
import org.locationtech.jts.algorithm.distance.PointPairDistance;
import org.locationtech.jts.geom.Coordinate;
import org.locationtech.jts.geom.GeometryFactory;
import org.locationtech.jts.geom.Polygon;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 点距离图形最近的点
 * @author LiHan
 * 2023-11-09 17:11:17
 */
public class DistanceToPointUse {

    private static final Logger LOGGER = LoggerFactory.getLogger(DistanceToPointUse.class);

    private final GeometryFactory geometryFactory = new GeometryFactory();

    public static void main(String[] args) {
        DistanceToPointUse distanceToPointUse = new DistanceToPointUse();
        distanceToPointUse.test00();
    }

    public void test00() {
        Coordinate[] coordinates = new Coordinate[] {new Coordinate(2, 5), new Coordinate(8, 5), new Coordinate(8, 1), new Coordinate(2, 1), new Coordinate(2, 5)};
        Coordinate coordinate = new Coordinate(10, 3);

        Polygon polygon = geometryFactory.createPolygon(coordinates);

        PointPairDistance pointPairDistance = new PointPairDistance();
        DistanceToPoint.computeDistance(polygon, coordinate, pointPairDistance);

        LOGGER.info("获取距离：{}", pointPairDistance.getDistance());
    }
}

16:47:14.100 [main] INFO  pers.stu.algorithm.DistanceToPointUse - 获取距离：2.0