Examples with MultiGeometry org.geotoolkit.gml.xml.MultiGeometry used on opensource projects

Example 1 with MultiGeometry

use of org.geotoolkit.gml.xml.MultiGeometry in project geotoolkit by Geomatys.

the class LinearReferencing method project.

/**
 * Project the geometry on the segments.
 * The result can be a Point/MultiPoint/LineString/MultiLinestring over the segments.
 */
public static Geometry project(SegmentInfo[] segments, Geometry geometry) {
    ArgumentChecks.ensureNonNull("geometry", geometry);
    Geometry geom;
    if (geometry instanceof MultiGeometry) {
        final int nbGeom = geometry.getNumGeometries();
        final List<Geometry> geometries = new ArrayList<>();
        for (int i = 0; i < nbGeom; i++) {
            final Geometry geometryN = geometry.getGeometryN(i);
            geometries.add(project(segments, geometryN));
        }
        geom = GO2Utilities.JTS_FACTORY.buildGeometry(geometries);
    } else if (geometry instanceof Point) {
        final ProjectedPoint pf = projectReference(segments, (Point) geometry);
        geom = GO2Utilities.JTS_FACTORY.createPoint(pf.projected);
    } else if (geometry instanceof LineString || geometry instanceof Polygon) {
        final Coordinate[] coordinates = geometry.getCoordinates();
        final Point pt = GO2Utilities.JTS_FACTORY.createPoint(coordinates[0]);
        final TreeMap<Double, Coordinate> map = new TreeMap<>();
        for (Coordinate crd : coordinates) {
            pt.getCoordinate().setCoordinate(crd);
            final ProjectedPoint pf = projectReference(segments, pt);
            map.put(pf.distanceAlongLinear, pf.projected);
        }
        geom = GO2Utilities.JTS_FACTORY.createLineString(map.values().toArray(new Coordinate[0]));
    } else {
        throw new IllegalArgumentException("Unsupported geometry type : " + geometry);
    }
    geom.setSRID(geometry.getSRID());
    geom.setUserData(geometry.getUserData());
    return geom;
}

Example 2 with MultiGeometry

use of org.geotoolkit.gml.xml.MultiGeometry in project geotoolkit by Geomatys.

the class GeometryTransformer method get.

/**
 * Procede to conversion from GML to JTS.
 * @return Created JTS geometry. Never null, but can be an emptry geometry.
 * @throws UnconvertibleObjectException If we don't know how to process
 * source GML geometry.
 */
@Override
public Geometry get() throws UnconvertibleObjectException {
    Geometry geometry;
    /*
         * SIMPLE CASES
         */
    if (source instanceof org.geotoolkit.gml.xml.Point) {
        geometry = accumulateAndBuild(coords -> (coords.length > 0 ? GF.createPoint(coords[0]) : GF.createPoint((Coordinate) null)));
    } else if (source instanceof org.geotoolkit.gml.xml.LineString) {
        geometry = accumulateAndBuild(GF::createLineString);
    } else if (source instanceof org.geotoolkit.gml.xml.LinearRing) {
        geometry = accumulateAndBuild(GF::createLinearRing);
    } else if (source instanceof Curve) {
        geometry = convertCurve((Curve) source);
    } else if (source instanceof Envelope) {
        geometry = convertEnvelope((Envelope) source);
    /*
             * COMPOSED GEOMETRIES
             */
    } else if (source instanceof org.geotoolkit.gml.xml.Ring) {
        geometry = convertRing((Ring) source);
    } else if (source instanceof org.geotoolkit.gml.xml.Polygon) {
        geometry = convertPolygon((org.geotoolkit.gml.xml.Polygon) source);
        if (isForceMultiPolygon()) {
            Polygon[] polys = { (Polygon) geometry };
            final MultiPolygon result = GF.createMultiPolygon(polys);
            applyCRS(result);
            geometry = result;
        }
    } else if (source instanceof AbstractSurface) {
        if (source instanceof SurfaceType) {
            geometry = convertSurface((SurfaceType) source);
        } else if (source instanceof org.geotoolkit.gml.xml.v311.SurfaceType) {
            geometry = convertSurface((org.geotoolkit.gml.xml.v311.SurfaceType) source);
        } else // TODO : complex case
        {
            throw new IllegalArgumentException("Unsupported geometry type : " + source.getClass());
        }
    /*
             * GEOMETRY COLLECTIONS
             */
    } else if (source instanceof org.geotoolkit.gml.xml.MultiPoint) {
        geometry = convertMultiPoint((org.geotoolkit.gml.xml.MultiPoint) source);
    } else if (source instanceof org.geotoolkit.gml.xml.MultiLineString) {
        geometry = convertMultiLineString((org.geotoolkit.gml.xml.MultiLineString) source);
    } else if (source instanceof MultiCurve) {
        geometry = convertMultiCurve((MultiCurve) source);
    } else if (source instanceof org.geotoolkit.gml.xml.MultiPolygon) {
        geometry = convertMultiPolygon((org.geotoolkit.gml.xml.MultiPolygon) source);
    } else if (source instanceof MultiSurface) {
        geometry = convertMultiSurface((MultiSurface) source);
    } else if (source instanceof MultiGeometry) {
        geometry = convertMultiGeometry((MultiGeometry) source);
    } else {
        throw new IllegalArgumentException("Unsupported geometry type : " + source.getClass());
    }
    // store identifier in user map
    final String id = source.getId();
    if (id != null && !id.isEmpty()) {
        Object userData = geometry.getUserData();
        Map values;
        if (userData instanceof Map) {
            values = (Map) userData;
        } else if (userData instanceof CoordinateReferenceSystem) {
            values = new HashMap();
            values.put(org.apache.sis.internal.feature.jts.JTS.CRS_KEY, userData);
        } else if (userData == null) {
            values = new HashMap();
        } else {
            throw new IllegalArgumentException("Unexpected user data object : " + userData);
        }
        values.put("@id", id);
        geometry.setUserData(values);
    }
    return geometry;
}

Example 3 with MultiGeometry

use of org.geotoolkit.gml.xml.MultiGeometry in project geotoolkit by Geomatys.

the class GeometryTransformer method convertMultiGeometry.

private GeometryCollection convertMultiGeometry(MultiGeometry mg) {
    Geometry[] geometries = mg.getGeometryMember().stream().map(GeometryProperty::getAbstractGeometry).map(geom -> new GeometryTransformer(geom, this).get()).toArray(size -> new Geometry[size]);
    final GeometryCollection result = GF.createGeometryCollection(geometries);
    applyCRS(result);
    return result;
}