1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * https://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 /*
19 * This is not the original file distributed by the Apache Software Foundation
20 * It has been modified by the Hipparchus project
21 */
22 package org.hipparchus.geometry.spherical.twod;
23
24 /** Spherical polygons boundary vertex.
25 * @see SphericalPolygonsSet#getBoundaryLoops()
26 * @see Edge
27 */
28 public class Vertex {
29
30 /** Vertex location. */
31 private final S2Point location;
32
33 /** Incoming edge. */
34 private Edge incoming;
35
36 /** Outgoing edge. */
37 private Edge outgoing;
38
39 /** Build a non-processed vertex not owned by any node yet.
40 * @param location vertex location
41 */
42 Vertex(final S2Point location) {
43 this.location = location;
44 this.incoming = null;
45 this.outgoing = null;
46 }
47
48 /** Get Vertex location.
49 * @return vertex location
50 */
51 public S2Point getLocation() {
52 return location;
53 }
54
55 /** Set incoming edge.
56 * <p>
57 * The circle supporting the incoming edge is automatically bound
58 * with the instance.
59 * </p>
60 * @param incoming incoming edge
61 */
62 void setIncoming(final Edge incoming) {
63 this.incoming = incoming;
64 }
65
66 /** Get incoming edge.
67 * @return incoming edge
68 */
69 public Edge getIncoming() {
70 return incoming;
71 }
72
73 /** Set outgoing edge.
74 * <p>
75 * The circle supporting the outgoing edge is automatically bound
76 * with the instance.
77 * </p>
78 * @param outgoing outgoing edge
79 */
80 void setOutgoing(final Edge outgoing) {
81 this.outgoing = outgoing;
82 }
83
84 /** Get outgoing edge.
85 * @return outgoing edge
86 */
87 public Edge getOutgoing() {
88 return outgoing;
89 }
90
91 }