Examples of org.neo4j.gis.spatial.filter.SearchIntersectWindow

org.neo4j.gis.spatial.filter.SearchIntersectWindow
Find geometries that intersect with the specified search window. @author Craig Taverner

     * @param layer
     * @param searchWindow
     * @return geoPipeline
     */
    public static GeoPipeline startIntersectWindowSearch(Layer layer, Envelope searchWindow) {
      return start(layer, layer.getIndex().search(new SearchIntersectWindow(layer, searchWindow)));
    }

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   * @param point
   * @param searchWindow
   * @return geoPipeline
   */
  public static GeoPipeline startNearestNeighborLatLonSearch(Layer layer, Coordinate point, Envelope searchWindow) {
    return start(layer, new SearchIntersectWindow(layer, searchWindow))
      .calculateOrthodromicDistance(point);
  }

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   * @param maxDistanceInKm
   * @return geoPipeline
   */
  public static GeoPipeline startNearestNeighborLatLonSearch(Layer layer, Coordinate point, double maxDistanceInKm) {
    Envelope searchWindow = OrthodromicDistance.suggestSearchWindow(point, maxDistanceInKm);
    GeoPipeline pipeline = start(layer, new SearchIntersectWindow(layer, searchWindow))
      .calculateOrthodromicDistance(point);
    
    if (layer.getGeometryType() != null && layer.getGeometryType() == Constants.GTYPE_POINT) {
      pipeline = pipeline.propertyFilter("OrthodromicDistance", maxDistanceInKm, FilterPipe.Filter.LESS_THAN_EQUAL);
    }

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   * @param point
   * @param searchWindow
   * @return geoPipeline
   */
  public static GeoPipeline startNearestNeighborSearch(Layer layer, Coordinate point, Envelope searchWindow) {
    return start(layer, new SearchIntersectWindow(layer, searchWindow))
      .calculateDistance(layer.getGeometryFactory().createPoint(point));
  }

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   */
  public static GeoPipeline startNearestNeighborSearch(Layer layer, Coordinate point, double maxDistance) {
    Envelope extent = new Envelope(point.x - maxDistance, point.x + maxDistance, 
        point.y - maxDistance, point.y + maxDistance);
    
    return start(layer, new SearchIntersectWindow(layer, extent))
      .calculateDistance(layer.getGeometryFactory().createPoint(point))
      .propertyFilter("Distance", maxDistance, FilterPipe.Filter.LESS_THAN_EQUAL);
  }

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    public void union() throws Exception 
    {
      // START SNIPPET: s_union
      WKTReader reader = new WKTReader( intersectionLayer.getGeometryFactory() );
        Geometry geometry = reader.read( "POLYGON ((3 3, 3 5, 7 7, 7 3, 3 3))" );
        SearchFilter filter = new SearchIntersectWindow( intersectionLayer, new Envelope( 7, 10, 7, 10 ) );
        GeoPipeline pipeline = GeoPipeline.start( intersectionLayer, filter ).union( geometry );
        // END SNIPPET: s_union
        addImageSnippet( intersectionLayer, pipeline, getTitle() );


        // TODO test?

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Related Classes of org.neo4j.gis.spatial.filter.SearchIntersectWindow

com.vividsolutions.jts.geom.Geometry

org.neo4j.gis.spatial.pipes.GeoPipeline

org.neo4j.gis.spatial.pipes.GeoPipesTest

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