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| 2287 | - | 1 | |
| 2 | namespace GMap.NET |
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| 3 | { |
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| 4 | using System; |
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| 5 | using System.Collections.Generic; |
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| 6 | using System.Runtime.Serialization; |
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| 7 | using GMap.NET.MapProviders; |
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| 8 | |||
| 9 | /// <summary> |
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| 10 | /// represents route of map |
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| 11 | /// </summary> |
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| 12 | [Serializable] |
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| 13 | #if !PocketPC |
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| 14 | public class MapRoute : ISerializable, IDeserializationCallback |
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| 15 | #else |
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| 16 | public class MapRoute |
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| 17 | #endif |
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| 18 | { |
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| 19 | /// <summary> |
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| 20 | /// points of route |
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| 21 | /// </summary> |
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| 22 | public readonly List<PointLatLng> Points = new List<PointLatLng>(); |
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| 23 | |||
| 24 | /// <summary> |
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| 25 | /// route info |
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| 26 | /// </summary> |
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| 27 | public string Name; |
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| 28 | |||
| 29 | /// <summary> |
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| 30 | /// custom object |
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| 31 | /// </summary> |
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| 32 | public object Tag; |
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| 33 | |||
| 34 | /// <summary> |
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| 35 | /// route start point |
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| 36 | /// </summary> |
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| 37 | public PointLatLng? From |
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| 38 | { |
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| 39 | get |
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| 40 | { |
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| 41 | if(Points.Count > 0) |
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| 42 | { |
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| 43 | return Points[0]; |
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| 44 | } |
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| 45 | |||
| 46 | return null; |
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| 47 | } |
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| 48 | } |
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| 49 | |||
| 50 | /// <summary> |
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| 51 | /// route end point |
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| 52 | /// </summary> |
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| 53 | public PointLatLng? To |
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| 54 | { |
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| 55 | get |
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| 56 | { |
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| 57 | if(Points.Count > 1) |
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| 58 | { |
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| 59 | return Points[Points.Count - 1]; |
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| 60 | } |
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| 61 | |||
| 62 | return null; |
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| 63 | } |
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| 64 | } |
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| 65 | |||
| 66 | public MapRoute(string name) |
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| 67 | { |
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| 68 | Name = name; |
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| 69 | } |
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| 70 | |||
| 71 | public MapRoute(IEnumerable<PointLatLng> points, string name) |
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| 72 | { |
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| 73 | Points.AddRange(points); |
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| 74 | Name = name; |
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| 75 | } |
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| 76 | |||
| 77 | /// <summary> |
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| 78 | /// route distance (in km) |
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| 79 | /// </summary> |
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| 80 | public double Distance |
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| 81 | { |
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| 82 | get |
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| 83 | { |
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| 84 | double distance = 0.0; |
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| 85 | |||
| 86 | if(From.HasValue && To.HasValue) |
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| 87 | { |
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| 88 | for(int i = 1; i < Points.Count; i++) |
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| 89 | { |
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| 90 | distance += GMapProviders.EmptyProvider.Projection.GetDistance(Points[i - 1], Points[i]); |
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| 91 | } |
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| 92 | } |
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| 93 | |||
| 94 | return distance; |
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| 95 | } |
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| 96 | } |
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| 97 | |||
| 98 | /// <summary> |
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| 99 | /// clears points and sets tag and name to null |
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| 100 | /// </summary> |
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| 101 | public void Clear() |
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| 102 | { |
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| 103 | Points.Clear(); |
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| 104 | Tag = null; |
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| 105 | Name = null; |
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| 106 | } |
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| 107 | |||
| 108 | #if !PocketPC |
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| 109 | #region ISerializable Members |
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| 110 | |||
| 111 | // Temp store for de-serialization. |
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| 112 | private PointLatLng[] deserializedPoints; |
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| 113 | |||
| 114 | /// <summary> |
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| 115 | /// Populates a <see cref="T:System.Runtime.Serialization.SerializationInfo"/> with the data needed to serialize the target object. |
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| 116 | /// </summary> |
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| 117 | /// <param name="info">The <see cref="T:System.Runtime.Serialization.SerializationInfo"/> to populate with data.</param> |
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| 118 | /// <param name="context">The destination (see <see cref="T:System.Runtime.Serialization.StreamingContext"/>) for this serialization.</param> |
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| 119 | /// <exception cref="T:System.Security.SecurityException"> |
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| 120 | /// The caller does not have the required permission. |
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| 121 | /// </exception> |
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| 122 | public virtual void GetObjectData(SerializationInfo info, StreamingContext context) |
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| 123 | { |
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| 124 | info.AddValue("Name", this.Name); |
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| 125 | info.AddValue("Tag", this.Tag); |
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| 126 | info.AddValue("Points", this.Points.ToArray()); |
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| 127 | } |
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| 128 | |||
| 129 | /// <summary> |
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| 130 | /// Initializes a new instance of the <see cref="MapRoute"/> class. |
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| 131 | /// </summary> |
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| 132 | /// <param name="info">The info.</param> |
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| 133 | /// <param name="context">The context.</param> |
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| 134 | protected MapRoute(SerializationInfo info, StreamingContext context) |
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| 135 | { |
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| 136 | this.Name = info.GetString("Name"); |
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| 137 | this.Tag = Extensions.GetValue<object>(info, "Tag", null); |
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| 138 | this.deserializedPoints = Extensions.GetValue<PointLatLng[]>(info, "Points"); |
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| 139 | this.Points = new List<PointLatLng>(); |
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| 140 | } |
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| 141 | |||
| 142 | #endregion |
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| 143 | |||
| 144 | #region IDeserializationCallback Members |
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| 145 | |||
| 146 | /// <summary> |
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| 147 | /// Runs when the entire object graph has been de-serialized. |
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| 148 | /// </summary> |
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| 149 | /// <param name="sender">The object that initiated the callback. The functionality for this parameter is not currently implemented.</param> |
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| 150 | public virtual void OnDeserialization(object sender) |
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| 151 | { |
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| 152 | // Accounts for the de-serialization being breadth first rather than depth first. |
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| 153 | Points.AddRange(deserializedPoints); |
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| 154 | Points.TrimExcess(); |
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| 155 | } |
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| 156 | |||
| 157 | #endregion |
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| 158 | #endif |
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| 159 | } |
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| 160 | } |