Examples of com.vividsolutions.jts.geom.Envelope.expandBy()

Class com.vividsolutions.jts.geom.Envelope

Examples of com.vividsolutions.jts.geom.Envelope.expandBy()

com.vividsolutions.jts.geom.Envelope.expandBy()
Expands this envelope by a given distance in all directions. Both positive and negative distances are supported. @param distance the distance to expand the envelope @return this envelope

    Coordinate midPt = new Coordinate((p.x + q.x) / 2.0, (p.y + q.y) / 2.0);
    double segRadius = p.distance(midPt);


    // compute envelope of circumcircle
    Envelope env = new Envelope(midPt);
    env.expandBy(segRadius);
    // Find all points in envelope
    List result = kdt.query(env);


    // For each point found, test if it falls strictly in the circle
    // find closest point

View Full Code Here

            }
        });


        Geometry geometry = (Geometry) currentFeature.getDefaultGeometry();
        Envelope envelope = geometry.getEnvelopeInternal();
        envelope.expandBy(zoomBuffer);
        ReferencedEnvelope ref = new ReferencedEnvelope(envelope, crs);
        try {
            ref = ref.transform(activeMap.getViewportModel().getCRS(), true);
        } catch (Exception e1) {
            // ignore

View Full Code Here

                double mratio = mwidth / mheight;
                // Adjust bounds to be less than ideal to meet spec
                if (bbratio > mratio) {
                    // Too wide, need to increase height of bb
                    double diff = ((bbwidth / mratio) - bbheight) / 2;
                    aggregateBbox.expandBy(0, diff);
                } else {
                    // Too tall, need to increase width of bb
                    double diff = ((bbheight * mratio) - bbwidth) / 2;
                    aggregateBbox.expandBy(diff, 0);
                }

View Full Code Here

                    double diff = ((bbwidth / mratio) - bbheight) / 2;
                    aggregateBbox.expandBy(0, diff);
                } else {
                    // Too tall, need to increase width of bb
                    double diff = ((bbheight * mratio) - bbwidth) / 2;
                    aggregateBbox.expandBy(diff, 0);
                }
                
                adjustBounds(reqSRS, aggregateBbox);
                
            } else if (mheight > 0.5) {

View Full Code Here

             * for display
             */
            Envelope orig_bbox = layer.getLatLonBoundingBox();


            if ((orig_bbox.getWidth() == 0) || (orig_bbox.getHeight() == 0)) {
                orig_bbox.expandBy(0.1);
            }


            ReferencedEnvelope bbox = new ReferencedEnvelope(orig_bbox, latLonCrs);


            if (!CRS.equalsIgnoreMetadata(layerCrs, latLonCrs)) {

View Full Code Here

            }
        }
        BufferedImage image;
        Envelope bboxOfImage = new Envelope(geom.getEnvelopeInternal());
        double expandFactor = calculateExpandFactor(bboxOfImage, srs);
        bboxOfImage.expandBy(bboxOfImage.getWidth() * expandFactor, bboxOfImage.getHeight() * expandFactor);
        Dimension imageDimenions = calculateImageSize(bboxOfImage, widthString, heightString);


        Exception error = null;
        if (background != null) {

View Full Code Here

    Coordinate midPt = new Coordinate((p.x + q.x) / 2.0, (p.y + q.y) / 2.0);
    double segRadius = p.distance(midPt);


    // compute envelope of circumcircle
    Envelope env = new Envelope(midPt);
    env.expandBy(segRadius);
    // Find all points in envelope
    List result = kdt.query(env);


    // For each point found, test if it falls strictly in the circle
    // find closest point

View Full Code Here

    }


    public Envelope bbox () {
        Envelope env = new Envelope(center());
        double meters_per_degree_lon = METERS_PER_DEGREE_LAT * Math.cos(Math.toRadians(lat));
        env.expandBy(radius / meters_per_degree_lon, radius / METERS_PER_DEGREE_LAT);
        return env;
    }


}

View Full Code Here

     * TODO replace with an on-street search using the existing profile router functions.
     */
    public Map<StopCluster, Double> findNearbyStopClusters (StopCluster sc, double radius) {
        Map<StopCluster, Double> ret = Maps.newHashMap();
        Envelope env = new Envelope(new Coordinate(sc.lon, sc.lat));
        env.expandBy(SphericalDistanceLibrary.metersToLonDegrees(radius, sc.lat),
                SphericalDistanceLibrary.metersToDegrees(radius));
        for (StopCluster cluster : stopClusterSpatialIndex.query(env)) {
            // TODO this should account for area-like nature of clusters. Use size of bounding boxes.
            double distance = distlib.distance(sc.lat, sc.lon, cluster.lat, cluster.lon);
            if (distance < radius) ret.put(cluster, distance);

View Full Code Here

            String s0normalizedName = StopNameNormalizer.normalize(s0.getName());
            StopCluster cluster = new StopCluster(String.format("C%03d", psIdx++), s0normalizedName);
            // LOG.info("stop {}", s0normalizedName);
            // No need to explicitly add s0 to the cluster. It will be found in the spatial index query below.
            Envelope env = new Envelope(new Coordinate(s0.getLon(), s0.getLat()));
            env.expandBy(SphericalDistanceLibrary.metersToLonDegrees(CLUSTER_RADIUS, s0.getLat()),
                    SphericalDistanceLibrary.metersToDegrees(CLUSTER_RADIUS));
            for (TransitStop ts1 : stopSpatialIndex.query(env)) {
                Stop s1 = ts1.getStop();
                double geoDistance = SphericalDistanceLibrary.getInstance().fastDistance(s0.getLat(), s0.getLon(), s1.getLat(), s1.getLon());
                if (geoDistance < CLUSTER_RADIUS) {

View Full Code Here

0 1 2 3

TOP

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.