Package com.spatial4j.core.shape

Examples of com.spatial4j.core.shape.Point

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    if (!useJtsLineString())
      return super.makeLineString(points);
    //convert List<Point> to Coordinate[]
    Coordinate[] coords = new Coordinate[points.size()];
    for (int i = 0; i < coords.length; i++) {
      Point p = points.get(i);
      if (p instanceof JtsPoint) {
        JtsPoint jtsPoint = (JtsPoint) p;
        coords[i] = jtsPoint.getGeom().getCoordinate();
      } else {
        coords[i] = new Coordinate(p.getX(), p.getY());
      }
    }
    LineString lineString = geometryFactory.createLineString(coords);
    return makeShape(lineString);
  }
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  SpatialRelation relate(Rectangle r, Point prC, Point scratch) {
    assert r.getCenter().equals(prC);

    int cQuad = quadrant(prC);

    Point nearestP = scratch;
    cornerByQuadrant(r, oppositeQuad[cQuad], nearestP);
    boolean nearestContains = contains(nearestP);

    if (nearestContains) {
      Point farthestP = scratch;
      nearestP = null;//just to be safe (same scratch object)
      cornerByQuadrant(r, cQuad, farthestP);
      boolean farthestContains = contains(farthestP);
      if (farthestContains)
        return CONTAINS;
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      if (reuse == null)
        return from;
      reuse.reset(from.getX(), from.getY());
      return reuse;
    }
    Point result = DistanceUtils.pointOnBearingRAD(
        toRadians(from.getY()), toRadians(from.getX()),
        toRadians(distDEG),
        toRadians(bearingDEG), ctx, reuse);//output result is in radians
    result.reset(toDegrees(result.getX()), toDegrees(result.getY()));
    return result;
  }
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    SpatialRelation bboxR = bbox.relate(r);
    if (bboxR == DISJOINT || bboxR == WITHIN)
      return bboxR;
    //Either CONTAINS, INTERSECTS, or DISJOINT

    Point scratch = new PointImpl(0, 0, null);
    Point prC = r.getCenter();
    SpatialRelation result = linePrimary.relate(r, prC, scratch);
    if (result == DISJOINT)
      return DISJOINT;
    SpatialRelation resultOpp = linePerp.relate(r, prC, scratch);
    if (resultOpp == DISJOINT)
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    if (points.isEmpty()) {
      this.segments = ctx.makeCollection(Collections.<BufferedLine>emptyList());
    } else {
      List<BufferedLine> segments = new ArrayList<BufferedLine>(points.size() - 1);

      Point prevPoint = null;
      for (Point point : points) {
        if (prevPoint != null) {
          double segBuf = buf;
          if (expandBufForLongitudeSkew) {
            //TODO this is faulty in that it over-buffers.  See Issue#60.
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  public static boolean equals(Point thiz, Object o) {
    assert thiz != null;
    if (thiz == o) return true;
    if (!(o instanceof Point)) return false;

    Point point = (Point) o;

    if (Double.compare(point.getX(), thiz.getX()) != 0) return false;
    if (Double.compare(point.getY(), thiz.getY()) != 0) return false;

    return true;
  }
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  }

  /** Overloaded to provide a number format. */
  public static String writeShape(Shape shape, NumberFormat nf) {
    if (shape instanceof Point) {
      Point point = (Point) shape;
      return nf.format(point.getX()) + " " + nf.format(point.getY());
    }
    else if (shape instanceof Rectangle) {
      Rectangle rect = (Rectangle)shape;
      return
          nf.format(rect.getMinX()) + " " +
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        int idx = str.lastIndexOf(')');
        if (idx > 0) {
          String body = str.substring("Circle(".length(), idx);
          StringTokenizer st = new StringTokenizer(body, " ");
          String token = st.nextToken();
          Point pt;
          if (token.indexOf(',') != -1) {
            pt = readLatCommaLonPoint(token, ctx);
          } else {
            double x = Double.parseDouble(token);
            double y = Double.parseDouble(st.nextToken());
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   */
  protected Shape parsePointShape(State state) throws ParseException {
    if (state.nextIfEmptyAndSkipZM())
      return ctx.makePoint(Double.NaN, Double.NaN);
    state.nextExpect('(');
    Point coordinate = point(state);
    state.nextExpect(')');
    return coordinate;
  }
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      return ctx.makeCollection(Collections.EMPTY_LIST);
    List<Point> shapes = new ArrayList<Point>();
    state.nextExpect('(');
    do {
      boolean openParen = state.nextIf('(');
      Point coordinate = point(state);
      if (openParen)
        state.nextExpect(')');
      shapes.add(coordinate);
    } while (state.nextIf(','));
    state.nextExpect(')');
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Related Classes of com.spatial4j.core.shape.Point

  • com.spatial4j.core.context.jts.JtsSpatialContext
  • com.spatial4j.core.distance.GeodesicSphereDistCalc
  • com.spatial4j.core.distance.TestDistances
  • com.spatial4j.core.io.LegacyShapeReadWriterFormat
  • com.spatial4j.core.io.TestGeohashUtils
  • com.spatial4j.core.io.WktShapeParser
  • com.spatial4j.core.io.WktShapeParserTest
  • com.spatial4j.core.shape.impl.BufferedLine
  • com.spatial4j.core.shape.impl.BufferedLineString
  • com.spatial4j.core.shape.impl.InfBufLine
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