Package com.spatial4j.core.shape

Examples of com.spatial4j.core.shape.Circle

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    } else if (shape instanceof Rectangle) {
      Rectangle rect = (Rectangle) shape;
      return nf.format(rect.getMinX()) + " " + nf.format(rect.getMinY()) + " " + nf.format(rect.getMaxX()) + " "
          + nf.format(rect.getMaxY());
    } else if (shape instanceof Circle) {
      Circle c = (Circle) shape;
      return "Circle(" + nf.format(c.getCenter().getX()) + " " + nf.format(c.getCenter().getY()) + " " + "d="
          + nf.format(c.getRadius()) + ")";
    }
    return shape.toString();
  }
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    SpatialContext ctx = SpatialContext.GEO;
    ShapeReadWriter<SpatialContext> shapeReadWriter = new ShapeReadWriter<SpatialContext>(ctx);
    int maxLevels = 11;
    SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels);
    RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis");
    Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_KM));
    SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle);

    String writeSpatialArgs = SpatialArgsParser.writeSpatialArgs(args, shapeReadWriter);

    // This has to be done because of rounding.
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  public void test29() throws ParseException {
    SpatialContext ctx = SpatialContext.GEO;
    int maxLevels = 11;
    SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels);
    RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis");
    Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_KM));
    SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle);
   
    Query q1 = sq(strategy.makeQuery(args));
    Query q = parseSq("a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0km))\"");
    boolean equals = q1.equals(q);
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  public void test30() throws ParseException {
    SpatialContext ctx = SpatialContext.GEO;
    int maxLevels = 11;
    SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels);
    RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis");
    Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_MI));
    SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle);
   
    Query q1 = sq(strategy.makeQuery(args));
    Query q = parseSq("a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0m))\"");
    boolean equals = q1.equals(q);
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    SpatialContext ctx = SpatialContext.GEO;
    ShapeReadWriter<SpatialContext> shapeReadWriter = new ShapeReadWriter<SpatialContext>(ctx);
    int maxLevels = 11;
    SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels);
    RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis");
    Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_KM));
    SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle);

    String writeSpatialArgs = SpatialArgsParser.writeSpatialArgs(args, shapeReadWriter);

    // This has to be done because of rounding.
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  public void test29() throws ParseException {
    SpatialContext ctx = SpatialContext.GEO;
    int maxLevels = 11;
    SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels);
    RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis");
    Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_KM));
    SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle);

    Query q1 = sq(strategy.makeQuery(args));
    Query q = parseSq("a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0km))\"");
    boolean equals = q1.equals(q);
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  public void test30() throws ParseException {
    SpatialContext ctx = SpatialContext.GEO;
    int maxLevels = 11;
    SpatialPrefixTree grid = new GeohashPrefixTree(ctx, maxLevels);
    RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(grid, "a.id_gis");
    Circle circle = ctx.makeCircle(-80.0, 33.0, DistanceUtils.dist2Degrees(10, DistanceUtils.EARTH_MEAN_RADIUS_MI));
    SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, circle);

    Query q1 = sq(strategy.makeQuery(args));
    Query q = parseSq("a.id_gis:\"Intersects(Circle(33.000000,-80.000000 d=10.0m))\"");
    boolean equals = q1.equals(q);
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    Shape shape = args.getShape();
    if (shape instanceof Rectangle) {
      Rectangle bbox = (Rectangle) shape;
      return new ConstantScoreQuery(makeWithin(bbox));
    } else if (shape instanceof Circle) {
      Circle circle = (Circle)shape;
      Rectangle bbox = circle.getBoundingBox();
      ValueSourceFilter vsf = new ValueSourceFilter(
          new QueryWrapperFilter(makeWithin(bbox)),
          makeDistanceValueSource(circle.getCenter()),
          0,
          circle.getRadius() );
      return new ConstantScoreQuery(vsf);
    } else {
      throw new UnsupportedOperationException("Only Rectangles and Circles are currently supported, " +
          "found [" + shape.getClass() + "]");//TODO
    }
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    else if( SpatialOperation.is( op,
      SpatialOperation.Intersects,
      SpatialOperation.IsWithin ) ) {
      spatial = makeWithin(bbox);
      if( args.getShape() instanceof Circle) {
        Circle circle = (Circle)args.getShape();

        // Make the ValueSource
        valueSource = makeDistanceValueSource(shape.getCenter());

        ValueSourceFilter vsf = new ValueSourceFilter(
            new QueryWrapperFilter( spatial ), valueSource, 0, circle.getRadius() );

        spatial = new FilteredQuery( new MatchAllDocsQuery(), vsf );
      }
    }
    else if( op == SpatialOperation.IsDisjointTo ) {
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    }
    if (shape instanceof Circle) {
      // FYI Some interesting code for this is here:
      //  http://docs.codehaus.org/display/GEOTDOC/01+How+to+Create+a+Geometry#01HowtoCreateaGeometry-CreatingaCircle
      //TODO This should ideally have a geodetic version
      Circle circle = (Circle)shape;
      if (circle.getBoundingBox().getCrossesDateLine())
        throw new IllegalArgumentException("Doesn't support dateline cross yet: "+circle);//TODO
      GeometricShapeFactory gsf = new GeometricShapeFactory(geometryFactory);
      gsf.setSize(circle.getBoundingBox().getWidth());
      gsf.setNumPoints(4*25);//multiple of 4 is best
      gsf.setCentre(new Coordinate(circle.getCenter().getX(), circle.getCenter().getY()));
      return gsf.createCircle();
    }
    //TODO add BufferedLineString
    throw new InvalidShapeException("can't make Geometry from: " + shape);
  }
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Related Classes of com.spatial4j.core.shape.Circle

  • com.spatial4j.core.context.jts.JtsSpatialContext
  • com.spatial4j.core.distance.TestDistances
  • com.spatial4j.core.io.LegacyShapeReadWriterFormat
  • com.spatial4j.core.shape.impl.CircleImpl
  • org.apache.blur.analysis.type.spatial.ShapeReadWriter
  • org.apache.blur.lucene.search.SuperParserTest
  • org.apache.lucene.spatial.prefix.WithinPrefixTreeFilter
  • org.apache.lucene.spatial.vector.PointVectorStrategy
  • org.apache.lucene.spatial.vector.TestPointVectorStrategy
  • org.elasticsearch.common.geo.GeoJSONShapeParserTests
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