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

Example 1 with Ring

use of org.geotoolkit.gml.xml.Ring 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 2 with Ring

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

the class GeometryTransformer method convertPolygonLike.

private Polygon convertPolygonLike(AbstractRingProperty exteriorProperty, final List<? extends AbstractRingProperty> interiorProperties) {
    final AbstractRing exterior = exteriorProperty.getAbstractRing();
    final Geometry extRing = new GeometryTransformer(exterior, this).get();
    // Check now to avoid costly parsing of interior geometries
    if (!(extRing instanceof LinearRing)) {
        throw new UnconvertibleObjectException("Cannot create a polygon, because its exterior is not a ring");
    }
    final LinearRing[] interiors;
    try {
        final Stream<? extends AbstractRingProperty> interiorStream = interiorProperties == null ? Stream.empty() : interiorProperties.stream();
        interiors = interiorStream.map(AbstractRingProperty::getAbstractRing).map(ring -> new GeometryTransformer(ring, this).get()).map(LinearRing.class::cast).toArray(size -> new LinearRing[size]);
    } catch (ClassCastException e) {
        throw new UnconvertibleObjectException("Cannot create a polygon, because some of its interior geometries are not rings", e);
    }
    final Polygon poly = GF.createPolygon((LinearRing) extRing, interiors);
    applyCRS(poly);
    return poly;
}