Examples with Polygon com.vividsolutions.jts.geom.Polygon used on opensource projects

Example 61 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project tests by datanucleus.

the class JtsGeometrySpatialTest method testDisjoint.

public void testDisjoint() throws SQLException, ParseException {
    PersistenceManager pm = pmf.getPersistenceManager();
    Transaction tx = pm.currentTransaction();
    try {
        tx.begin();
        Polygon polygon = (Polygon) wktReader.read("POLYGON((10 10,40 10,40 40,10 40,10 10))");
        Query query = pm.newQuery(SamplePolygon.class, "geom != null && geom.disjoint(:polygon)");
        List list = (List) query.execute(polygon);
        assertEquals("Wrong number of geometries which are disjoint from a given polygon returned", 1, list.size());
        assertTrue("Polygon 2 should be in the list of geometries which are disjoint from a given polygon", list.contains(getSamplePolygon(2)));
        query = pm.newQuery(SamplePolygon.class, "id == :id");
        query.setResult("geom.disjoint(Spatial.geomFromText('POLYGON((10 10,40 10,40 40,10 40,10 10))', 4326))");
        query.setResultClass(Boolean.class);
        query.setUnique(true);
        Boolean equals = (Boolean) query.execute(new Long(getSamplePolygon(2).getId()));
        assertEquals("Polygon 2 should be disjoint from the given polygon", true, equals.booleanValue());
    } finally {
        tx.commit();
    }
}

Example 62 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project coastal-hazards by USGS-CIDA.

the class Bbox method envelopeToPolygon.

public static Polygon envelopeToPolygon(Envelope e) {
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(PrecisionModel.FLOATING_SINGLE), SRID);
    Coordinate coordA = new Coordinate(e.getMinX(), e.getMinY());
    Coordinate coordB = new Coordinate(e.getMinX(), e.getMaxY());
    Coordinate coordC = new Coordinate(e.getMaxX(), e.getMaxY());
    Coordinate coordD = new Coordinate(e.getMaxX(), e.getMinY());
    Coordinate coordE = coordA;
    Polygon bboxPoly = factory.createPolygon(new Coordinate[] { coordA, coordB, coordC, coordD, coordE });
    return bboxPoly;
}

Example 63 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project onebusaway-application-modules by camsys.

the class BoundingBoxController method index.

@RequestMapping()
public ModelAndView index() {
    GeometryFactory gf = new GeometryFactory();
    List<Polygon> polygons = new ArrayList<Polygon>();
    Map<String, CoordinateBounds> agencies = _agencyService.getAgencyIdsAndCoverageAreas();
    for (CoordinateBounds cb : agencies.values()) {
        Envelope e = new Envelope(cb.getMinLon(), cb.getMaxLon(), cb.getMinLat(), cb.getMaxLat());
        Polygon p = (Polygon) gf.toGeometry(e);
        polygons.add(p);
    }
    MultiPolygon mp = gf.createMultiPolygon(polygons.toArray(new Polygon[0]));
    Geometry hull = mp.convexHull();
    Envelope env = hull.getEnvelopeInternal();
    ModelAndView mv = new ModelAndView("bounding-box.jspx");
    mv.addObject("minY", env.getMinY());
    mv.addObject("minX", env.getMinX());
    mv.addObject("maxY", env.getMaxY());
    mv.addObject("maxX", env.getMaxX());
    mv.addObject("hullWKT", hull.toText());
    return mv;
}

Example 64 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project pigeon by aseldawy.

the class MakeBox method exec.

@Override
public DataByteArray exec(Tuple input) throws IOException {
    if (input.size() != 4)
        throw new GeoException("MakeBox takes four numerical arguments");
    double x1 = ESRIGeometryParser.parseDouble(input.get(0));
    double y1 = ESRIGeometryParser.parseDouble(input.get(1));
    double x2 = ESRIGeometryParser.parseDouble(input.get(2));
    double y2 = ESRIGeometryParser.parseDouble(input.get(3));
    Coordinate[] corners = new Coordinate[5];
    corners[0] = new Coordinate(x1, y1);
    corners[1] = new Coordinate(x1, y2);
    corners[2] = new Coordinate(x2, y2);
    corners[3] = new Coordinate(x2, y1);
    corners[4] = corners[0];
    Polygon box = geometryFactory.createPolygon(geometryFactory.createLinearRing(corners), null);
    return new DataByteArray(wkbWriter.write(box));
}

Example 65 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project pigeon by aseldawy.

the class GridCell method exec.

@Override
public DataByteArray exec(Tuple b) throws IOException {
    int cellID = (Integer) b.get(0);
    Geometry gridMBR = geometryParser.parseGeom(b.get(1)).getEnvelope();
    int gridSize = (Integer) b.get(2);
    Coordinate[] gridCoords = gridMBR.getCoordinates();
    double gridX1 = Math.min(gridCoords[0].x, gridCoords[2].x);
    double gridY1 = Math.min(gridCoords[0].y, gridCoords[2].y);
    double gridX2 = Math.max(gridCoords[0].x, gridCoords[2].x);
    double gridY2 = Math.max(gridCoords[0].y, gridCoords[2].y);
    int column = cellID % gridSize;
    int row = cellID / gridSize;
    double cellX1 = column * (gridX2 - gridX1) / gridSize + gridX1;
    double cellX2 = (column + 1) * (gridX2 - gridX1) / gridSize + gridX1;
    double cellY1 = row * (gridY2 - gridY1) / gridSize + gridY1;
    double cellY2 = (row + 1) * (gridY2 - gridY1) / gridSize + gridY1;
    Coordinate[] corners = new Coordinate[5];
    corners[0] = new Coordinate(cellX1, cellY1);
    corners[1] = new Coordinate(cellX1, cellY2);
    corners[2] = new Coordinate(cellX2, cellY2);
    corners[3] = new Coordinate(cellX2, cellY1);
    corners[4] = corners[0];
    Polygon box = geometryFactory.createPolygon(geometryFactory.createLinearRing(corners), null);
    return new DataByteArray(wkbWriter.write(box));
}