| 1 |
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| 2 | using System;
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| 3 | using System.Collections.Generic;
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| 4 | namespace HeuristicLab.Problems.RoutePlanning.Osm {
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| 5 | #region Highway Types
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| 6 |
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| 7 | // see: https://wiki.openstreetmap.org/wiki/Key:highway
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| 8 | public enum HighwayType {
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| 9 | null_type,
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| 10 | motorway,
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| 11 | motorway_link,
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| 12 | trunk,
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| 13 | trunk_link,
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| 14 | primary,
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| 15 | primary_link,
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| 16 | secondary,
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| 17 | secondary_link,
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| 18 | tertiary,
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| 19 | tertiary_link,
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| 20 | living_street,
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| 21 | pedestrian,
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| 22 | residential,
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| 23 | unclassified,
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| 24 | service,
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| 25 | track,
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| 26 | bus_guideway,
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| 27 | raceway,
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| 28 | road,
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| 29 | path,
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| 30 | footway,
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| 31 | cycleway,
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| 32 | bridleway,
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| 33 | steps
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| 34 | }
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| 35 |
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| 36 | #endregion
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| 37 |
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| 38 | public class Way : OsmBase {
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| 39 | private List<Node> nodes;
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| 40 |
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| 41 | public Way() {
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| 42 | nodes = new List<Node>();
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| 43 | }
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| 44 |
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| 45 | public Way(long id)
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| 46 | : base(id) {
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| 47 | nodes = new List<Node>();
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| 48 | }
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| 49 |
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| 50 | public List<Node> Nodes {
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| 51 | get { return nodes; }
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| 52 | }
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| 53 |
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| 54 | public HighwayType HighwayTag {
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| 55 | get {
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| 56 | if (!base.Tags.ContainsKey(TagConstants.HighwayTagKey)) {
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| 57 | return HighwayType.null_type;
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| 58 | }
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| 59 | if (Enum.IsDefined(typeof(HighwayType), base.Tags[TagConstants.HighwayTagKey])) {
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| 60 | HighwayType ht = (HighwayType)Enum.Parse(
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| 61 | typeof(HighwayType),
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| 62 | base.Tags[TagConstants.HighwayTagKey],
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| 63 | true);
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| 64 | return ht;
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| 65 | } else {
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| 66 | return HighwayType.null_type;
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| 67 | }
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| 68 | }
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| 69 | }
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| 70 |
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| 71 | public bool OneWay {
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| 72 | get {
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| 73 | if (base.Tags.ContainsKey(TagConstants.OneWayTag)) {
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| 74 | string value = base.Tags[TagConstants.OneWayTag];
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| 75 | return value.Equals(TagConstants.YesValue);
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| 76 | } else {
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| 77 | return false;
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| 78 | }
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| 79 | }
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| 80 | }
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| 81 |
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| 82 | public bool CanBeTraversed(Node source, Node target) {
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| 83 | // check if way can be traveld by a specific vehicle (car, public transport, pedestiran, bicycle)
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| 84 | // if (!CanBeTraversed(Vehicle)) return false
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| 85 | if (OneWay) {
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| 86 | // if vehicle == pedestrian or bicylce -> return true
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| 87 | int sourceIndex = Nodes.IndexOf(source);
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| 88 | int targetIndex = Nodes.IndexOf(target);
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| 89 | // order of the nodes determines the driving direction
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| 90 | return (sourceIndex < targetIndex);
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| 91 | }
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| 92 | return true;
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| 93 | }
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| 94 |
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| 95 | //public bool CanBeTraversed(Vehicle) {}
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| 96 |
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| 97 | public int GetMaxSpeed() {
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| 98 | int speed = 0;
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| 99 |
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| 100 | //TODO:
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| 101 | HighwayType highwayType = HighwayTag;
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| 102 | switch (highwayType) {
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| 103 | case HighwayType.bridleway:
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| 104 | case HighwayType.bus_guideway:
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| 105 | case HighwayType.raceway:
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| 106 | case HighwayType.cycleway:
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| 107 | case HighwayType.footway:
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| 108 | case HighwayType.steps:
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| 109 | case HighwayType.null_type:
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| 110 | speed = 1;
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| 111 | break;
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| 112 |
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| 113 | case HighwayType.path:
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| 114 | case HighwayType.service:
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| 115 | case HighwayType.pedestrian:
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| 116 | case HighwayType.living_street:
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| 117 | speed = 15;
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| 118 | break;
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| 119 |
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| 120 | case HighwayType.road:
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| 121 | case HighwayType.track:
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| 122 | speed = 30;
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| 123 | break;
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| 124 |
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| 125 | case HighwayType.tertiary:
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| 126 | case HighwayType.tertiary_link:
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| 127 | case HighwayType.secondary:
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| 128 | case HighwayType.secondary_link:
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| 129 | speed = 80;
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| 130 | break;
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| 131 |
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| 132 | case HighwayType.unclassified:
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| 133 | case HighwayType.residential:
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| 134 | speed = 50;
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| 135 | break;
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| 136 |
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| 137 | case HighwayType.trunk:
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| 138 | case HighwayType.trunk_link:
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| 139 | case HighwayType.primary:
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| 140 | case HighwayType.primary_link:
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| 141 | speed = 100;
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| 142 | break;
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| 143 | case HighwayType.motorway:
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| 144 | case HighwayType.motorway_link:
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| 145 | speed = 130;
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| 146 | break;
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| 147 |
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| 148 | default:
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| 149 | speed = 1;
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| 150 | break;
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| 151 | }
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| 152 | return speed;
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| 153 | }
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| 154 | }
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| 155 | }
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