| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.lucene.spatial3d.geom; |
| |
| import java.io.InputStream; |
| import java.io.IOException; |
| |
| /** |
| * This class represents a degenerate point bounding box. |
| * It is not a simple GeoPoint because we must have the latitude and longitude. |
| * |
| * @lucene.internal |
| */ |
| class GeoDegeneratePoint extends GeoPoint implements GeoPointShape { |
| /** Current planet model, since we don't extend BasePlanetObject */ |
| protected final PlanetModel planetModel; |
| /** Edge point is an area containing just this */ |
| protected final GeoPoint[] edgePoints; |
| |
| /** Constructor. |
| *@param planetModel is the planet model to use. |
| *@param lat is the latitude. |
| *@param lon is the longitude. |
| */ |
| public GeoDegeneratePoint(final PlanetModel planetModel, final double lat, final double lon) { |
| super(planetModel, lat, lon); |
| this.planetModel = planetModel; |
| this.edgePoints = new GeoPoint[]{this}; |
| } |
| |
| /** Constructor for deserialization. |
| *@param planetModel is the planet model to use. |
| *@param inputStream is the input stream. |
| */ |
| public GeoDegeneratePoint(final PlanetModel planetModel, final InputStream inputStream) throws IOException { |
| super(planetModel, inputStream); |
| this.planetModel = planetModel; |
| this.edgePoints = new GeoPoint[]{this}; |
| } |
| |
| @Override |
| public PlanetModel getPlanetModel() { |
| return planetModel; |
| } |
| |
| @Override |
| public GeoBBox expand(final double angle) { |
| final double newTopLat = latitude + angle; |
| final double newBottomLat = latitude - angle; |
| final double newLeftLon = longitude - angle; |
| final double newRightLon = longitude + angle; |
| return GeoBBoxFactory.makeGeoBBox(planetModel, newTopLat, newBottomLat, newLeftLon, newRightLon); |
| } |
| |
| @Override |
| public GeoPoint[] getEdgePoints() { |
| return edgePoints; |
| } |
| |
| @Override |
| public boolean intersects(final Plane plane, final GeoPoint[] notablePoints, final Membership... bounds) { |
| // If not on the plane, no intersection |
| if (!plane.evaluateIsZero(this)) |
| return false; |
| |
| for (Membership m : bounds) { |
| if (!m.isWithin(this)) |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean intersects(GeoShape geoShape) { |
| // We have no way of computing this properly, so return isWithin(), as we are allowed by contract. |
| return geoShape.isWithin(this); |
| } |
| |
| @Override |
| public void getBounds(Bounds bounds) { |
| bounds.addPoint(this); |
| } |
| |
| @Override |
| public double computeOutsideDistance(final DistanceStyle distanceStyle, final GeoPoint point) { |
| return distanceStyle.computeDistance(this, point); |
| } |
| |
| @Override |
| public double computeOutsideDistance(final DistanceStyle distanceStyle, final double x, final double y, final double z) { |
| return distanceStyle.computeDistance(this, x,y,z); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (!(o instanceof GeoDegeneratePoint)) |
| return false; |
| GeoDegeneratePoint other = (GeoDegeneratePoint) o; |
| return super.equals(other) && other.latitude == latitude && other.longitude == longitude; |
| } |
| |
| @Override |
| public String toString() { |
| return "GeoDegeneratePoint: {planetmodel="+planetModel+", lat=" + latitude + "(" + latitude * 180.0 / Math.PI + "), lon=" + longitude + "(" + longitude * 180.0 / Math.PI + ")}"; |
| } |
| |
| @Override |
| public boolean isWithin(final Vector point) { |
| return isWithin(point.x, point.y, point.z); |
| } |
| |
| @Override |
| public boolean isWithin(final double x, final double y, final double z) { |
| return this.isIdentical(x, y, z); |
| } |
| |
| @Override |
| public double getRadius() { |
| return 0.0; |
| } |
| |
| @Override |
| public GeoPoint getCenter() { |
| return this; |
| } |
| |
| @Override |
| public int getRelationship(final GeoShape shape) { |
| if (shape.isWithin(this)) { |
| //System.err.println("Degenerate point "+this+" is WITHIN shape "+shape); |
| return CONTAINS; |
| } |
| |
| //System.err.println("Degenerate point "+this+" is NOT within shape "+shape); |
| return DISJOINT; |
| } |
| |
| @Override |
| public double computeDistance(final DistanceStyle distanceStyle, final double x, final double y, final double z) { |
| if (isWithin(x,y,z)) |
| return 0.0; |
| return Double.POSITIVE_INFINITY; |
| } |
| |
| @Override |
| public void getDistanceBounds(final Bounds bounds, final DistanceStyle distanceStyle, final double distanceValue) { |
| getBounds(bounds); |
| } |
| |
| } |
| |