版本

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

public class GeometryCrosses {

    private final GeometryFactory geometryFactory = new GeometryFactory();

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

    private static final WKTWriter WKT_WRITER = new WKTWriter();

    private Coordinate[] coordinate1;

    private Coordinate[] coordinate2;

    /**
     * [T*T******] (for P/L, P/A, and L/A situations) 点与线，点与面，线与面
     * [T*****T**] (for L/P, A/P, and A/L situations) 线与点，面与点，面与线
     * [0********] (for L/L situations) 线与线
     * 获取两个几何对象并返回 true 如果它们的交叉点在空间上是交叉的，
     * 也就是说，几何图形有一些但不是所有的内部点是共同的。
     * 几何图形内部的交点不能是空集，并且其维度必须小于两个输入几何图形的最大尺寸。
     * 此外，两个几何图形的交点不能等于任何一个源几何图形。否则，它将返回 false
     */
    public static void main(String[] args) {
        GeometryCrosses geometryCrosses = new GeometryCrosses();
        geometryCrosses.test00();
    }
}

点与线

    /**
     * 点与线, 点必须是多点，且有一个点在线上,因为是交叉点，在线上
     * [T*T******]
     */
    public void test00() {
        coordinate1 = new Coordinate[] {
                new Coordinate(4, 3), new Coordinate(13, 3)
        };

        LineString lineString = geometryFactory.createLineString(coordinate1);

        coordinate2 = new Coordinate[] {
                new Coordinate(8, 6), new Coordinate(8, 1), new Coordinate(9, 3)
        };

        MultiPoint multiPoint = geometryFactory.createMultiPointFromCoords(coordinate2);

        LOGGER.info("lineString1 - point1 九交模型值：{}", lineString.relate(multiPoint).toString());
        LOGGER.info("point1 - lineString1 跨越：{}", lineString.crosses(multiPoint));
        LOGGER.info("lineString1: {}, point1: {}", WKT_WRITER.write(lineString), WKT_WRITER.write(multiPoint));
    }

点与面

    /**
     * 点与面
     * [T*T******]
     */
    public void test01() {
        coordinate1 = new Coordinate[] {
                new Coordinate(8, 6), new Coordinate(8, 1), new Coordinate(9, 3)
        };
        MultiPoint multiPoint = geometryFactory.createMultiPointFromCoords(coordinate1);

        coordinate2 = new Coordinate[] {
                new Coordinate(2, 5), new Coordinate(2, 2), new Coordinate(12, 2), new Coordinate(12, 5), new Coordinate(2, 5)
        };
        Polygon polygon = geometryFactory.createPolygon(coordinate2);

        LOGGER.info("multiPoint1 - polygon 九交模型值：{}", multiPoint.relate(polygon).toString());
        LOGGER.info("multiPoint1 - polygon 跨越：{}", multiPoint.crosses(polygon));
        LOGGER.info("multiPoint1: {}, polygon: {}", WKT_WRITER.write(multiPoint), WKT_WRITER.write(polygon));
    }

线与面

    public void test02() {
        coordinate1 = new Coordinate[] {
                new Coordinate(8, 6), new Coordinate(8, 1), new Coordinate(9, 3)
        };
        LineString lineString = geometryFactory.createLineString(coordinate1);

        coordinate2 = new Coordinate[] {
                new Coordinate(2, 5), new Coordinate(2, 2), new Coordinate(12, 2), new Coordinate(12, 5), new Coordinate(2, 5)
        };
        Polygon polygon = geometryFactory.createPolygon(coordinate2);

        LOGGER.info("lineString - polygon 九交模型值：{}", lineString.relate(polygon).toString());
        LOGGER.info("lineString - polygon 跨越：{}", lineString.crosses(polygon));
        LOGGER.info("lineString: {}, polygon: {}", WKT_WRITER.write(lineString), WKT_WRITER.write(polygon));
    }

线与线

    /**
     * 线与线
     * [0********]
     */
    public void test03() {
        coordinate1 = new Coordinate[] {
                new Coordinate(3, 4), new Coordinate(12, 4)
        };
        LineString lineString1 = geometryFactory.createLineString(coordinate1);

        coordinate2 = new Coordinate[] {
                new Coordinate(7, 7), new Coordinate(7, 1)
        };
        LineString lineString2 = geometryFactory.createLineString(coordinate2);

        LOGGER.info("lineString - polygon 九交模型值：{}", lineString1.relate(lineString2).toString());
        LOGGER.info("lineString - polygon 跨越：{}", lineString1.crosses(lineString2));
        LOGGER.info("lineString: {}, polygon: {}", WKT_WRITER.write(lineString1), WKT_WRITER.write(lineString2));
    }