版本

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

代码

/**
 * 部分重叠
 */
public class GeometryOverlaps {

    private final GeometryFactory geometryFactory = new GeometryFactory();

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

    private static final WKTWriter WKT_WRITER = new WKTWriter();

    private Coordinate[] coordinate1;

    private Coordinate[] coordinate2;

    /**
     * 如果几何图形A和B在空间上重叠，则返回TRUE。
     * 如果两个几何图形具有相同的尺寸，每个几何图形至少有一个点不被另一个几何图形共享(或者等价地，两个几何图形都不覆盖另一个)，并且它们内部的交点具有相同的尺寸，则两个几何图形重叠。
     * 这种重叠关系是对称的。
     */
    public static void main(String[] args) {
        GeometryOverlaps geometryOverlaps = new GeometryOverlaps();
        geometryOverlaps.test02();
    }
}

1 多点与多点

    /**
     * 多点与多点
     */
    public void test00() {
        coordinate1 = new Coordinate[] {
                new Coordinate(1, 6), new Coordinate(7, 6),new Coordinate(7, 1), new Coordinate(1, 1),
                new Coordinate(4, 3), new Coordinate(7, 6)
        };

        MultiPoint multiPoint1 = geometryFactory.createMultiPointFromCoords(coordinate1);

        coordinate2 = new Coordinate[] {
                new Coordinate(2, 5), new Coordinate(6, 5),new Coordinate(6, 2), new Coordinate(2, 2),
                new Coordinate(4, 3), new Coordinate(7, 6)
        };

        MultiPoint multiPoint2 = geometryFactory.createMultiPointFromCoords(coordinate2);

        LOGGER.info("multiPoint1 - multiPoint2 九交模型值：{}", multiPoint1.relate(multiPoint2).toString());
        LOGGER.info("multiPoint1 - multiPoint2 重叠：{}", multiPoint1.overlaps(multiPoint2));
        LOGGER.info("multiPoint1: {}, multiPoint2: {}", WKT_WRITER.write(multiPoint1), WKT_WRITER.write(multiPoint2));
    }

16:18:38.992 [main] INFO  pers.stu.geometry.GeometryOverlaps - multiPoint1 - multiPoint2 九交模型值：0F0FFF0F2
16:18:38.994 [main] INFO  pers.stu.geometry.GeometryOverlaps - multiPoint1 - multiPoint2 重叠：true
16:18:39.000 [main] INFO  pers.stu.geometry.GeometryOverlaps - multiPoint1: MULTIPOINT ((1 6), (7 6), (7 1), (1 1), (4 3), (7 6)), multiPoint2: MULTIPOINT ((2 5), (6 5), (6 2), (2 2), (4 3), (7 6))

2 线与线

    /**
     * 线与线
     */
    public void test01() {
        coordinate1 = new Coordinate[] {
                new Coordinate(2, 7), new Coordinate(2, 4),new Coordinate(6, 4), new Coordinate(6, 7)
        };

        LineString lineString1 = geometryFactory.createLineString(coordinate1);

        coordinate2 = new Coordinate[] {
                new Coordinate(2, 1), new Coordinate(2, 4),new Coordinate(6, 4), new Coordinate(6, 1)
        };

        LineString lineString2 = geometryFactory.createLineString(coordinate2);

        LOGGER.info("lineString1 - lineString2 九交模型值：{}", lineString1.relate(lineString2).toString());
        LOGGER.info("lineString1 - lineString2 重叠：{}", lineString1.overlaps(lineString2));
        LOGGER.info("lineString1: {}, lineString2: {}", WKT_WRITER.write(lineString1), WKT_WRITER.write(lineString2));
    }

16:54:19.272 [main] INFO  pers.stu.geometry.GeometryOverlaps - lineString1 - lineString2 九交模型值：1F1FF0102
16:54:19.274 [main] INFO  pers.stu.geometry.GeometryOverlaps - lineString1 - lineString2 重叠：true
16:54:19.280 [main] INFO  pers.stu.geometry.GeometryOverlaps - lineString1: LINESTRING (2 7, 2 4, 6 4, 6 7), lineString2: LINESTRING (2 1, 2 4, 6 4, 6 1)

3 面与面

    /**
     * 面与面
     */
    public void test02() {
        coordinate1 = new Coordinate[] {
                new Coordinate(3, 8), new Coordinate(3, 3),new Coordinate(11, 3), new Coordinate(11, 8),
                new Coordinate(3, 8)
        };

        Polygon polygon1 = geometryFactory.createPolygon(coordinate1);

        coordinate2 = new Coordinate[] {
                new Coordinate(3, 5), new Coordinate(3, 1),new Coordinate(11, 1), new Coordinate(6, 1),
                new Coordinate(3, 5)
        };

        Polygon polygon2 = geometryFactory.createPolygon(coordinate2);

        LOGGER.info("polygon1 - polygon2 九交模型值：{}", polygon1.relate(polygon2).toString());
        LOGGER.info("polygon1 - polygon2 重叠：{}", polygon1.overlaps(polygon2));
        LOGGER.info("polygon1: {}, polygon2: {}", WKT_WRITER.write(polygon1), WKT_WRITER.write(polygon2));
    }

16:55:24.524 [main] INFO  pers.stu.geometry.GeometryOverlaps - polygon1 - lineString2 九交模型值：212111212
16:55:24.526 [main] INFO  pers.stu.geometry.GeometryOverlaps - polygon1 - lineString2 重叠：true
16:55:24.531 [main] INFO  pers.stu.geometry.GeometryOverlaps - polygon1: POLYGON ((3 8, 3 3, 11 3, 11 8, 3 8)), lineString2: POLYGON ((3 5, 3 1, 11 1, 6 1, 3 5))