版本

org.locationtech.jts:jts-core:1.19.0
鏈接: github文章來源地址http://www.zghlxwxcb.cn/news/detail-740320.html

代碼

public class GeometryLineMerger {

    private static final GeometryFactory geometryFactory = new GeometryFactory();

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

    private final WKTReader wktReader = new WKTReader();

    private ArrayList<LineString> lineStrings = new ArrayList<>();

    public static void main(String[] args) {
        GeometryLineMerger geometryLineMerger = new GeometryLineMerger();
        geometryLineMerger.init();
        geometryLineMerger.test00();
    }

    /**
     * 初始化數據
     */
    public void init() {
        lineStrings.add(geometryFactory.createLineString(new Coordinate[]{new Coordinate(14,8), new Coordinate(3, 8)}));
        lineStrings.add(geometryFactory.createLineString(new Coordinate[]{new Coordinate(3,8), new Coordinate(8, 12)}));
        lineStrings.add(geometryFactory.createLineString(new Coordinate[]{new Coordinate(8,12), new Coordinate(2, 10)}));
        lineStrings.add(geometryFactory.createLineString(new Coordinate[]{new Coordinate(2,10), new Coordinate(0, 2)}));
        lineStrings.add(geometryFactory.createLineString(new Coordinate[]{new Coordinate(0,2), new Coordinate(14, 6)}));
        lineStrings.add(geometryFactory.createLineString(new Coordinate[]{new Coordinate(20, 8), new Coordinate(14,6)}));
        lineStrings.add(geometryFactory.createLineString(new Coordinate[]{new Coordinate(20,8), new Coordinate(20, 12)}));
    }


    public void test00() {
        LineMerger lineMerger = new LineMerger();
        lineMerger.add(lineStrings);
        Collection<?> collection = lineMerger.getMergedLineStrings();
        LOGGER.info(collection.toString());
    }
}

20:09:11.046 [main] INFO  pers.stu.buff.GeometryConvexHull - [LINESTRING (14 8, 3 8, 8 12, 2 10, 0 2, 14 6, 20 8, 20 12)]

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