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| Rev | Author | Line No. | Line |
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| 2499 | - | 1 | |
| 2 | namespace GMap.NET.WindowsPresentation |
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| 3 | { |
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| 4 | using System.Collections.Generic; |
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| 5 | using System.ComponentModel; |
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| 6 | using System.Windows; |
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| 7 | using System.Windows.Controls; |
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| 8 | using GMap.NET; |
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| 9 | using System.Windows.Media; |
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| 10 | using System.Diagnostics; |
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| 11 | using System.Windows.Shapes; |
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| 12 | using System; |
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| 13 | |||
| 14 | /// <summary> |
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| 15 | /// GMap.NET marker |
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| 16 | /// </summary> |
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| 17 | public class GMapMarker : INotifyPropertyChanged |
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| 18 | { |
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| 19 | public event PropertyChangedEventHandler PropertyChanged; |
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| 20 | protected void OnPropertyChanged(string name) |
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| 21 | { |
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| 22 | if(PropertyChanged != null) |
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| 23 | { |
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| 24 | PropertyChanged(this, new PropertyChangedEventArgs(name)); |
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| 25 | } |
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| 26 | } |
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| 27 | |||
| 28 | protected void OnPropertyChanged(PropertyChangedEventArgs name) |
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| 29 | { |
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| 30 | if(PropertyChanged != null) |
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| 31 | { |
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| 32 | PropertyChanged(this, name); |
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| 33 | } |
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| 34 | } |
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| 35 | |||
| 36 | UIElement shape; |
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| 37 | static readonly PropertyChangedEventArgs Shape_PropertyChangedEventArgs = new PropertyChangedEventArgs("Shape"); |
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| 38 | |||
| 39 | /// <summary> |
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| 40 | /// marker visual |
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| 41 | /// </summary> |
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| 42 | public UIElement Shape |
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| 43 | { |
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| 44 | get |
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| 45 | { |
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| 46 | return shape; |
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| 47 | } |
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| 48 | set |
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| 49 | { |
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| 50 | if(shape != value) |
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| 51 | { |
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| 52 | shape = value; |
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| 53 | OnPropertyChanged(Shape_PropertyChangedEventArgs); |
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| 54 | |||
| 55 | UpdateLocalPosition(); |
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| 56 | } |
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| 57 | } |
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| 58 | } |
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| 59 | |||
| 60 | private PointLatLng position; |
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| 61 | |||
| 62 | /// <summary> |
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| 63 | /// coordinate of marker |
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| 64 | /// </summary> |
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| 65 | public PointLatLng Position |
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| 66 | { |
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| 67 | get |
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| 68 | { |
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| 69 | return position; |
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| 70 | } |
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| 71 | set |
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| 72 | { |
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| 73 | if(position != value) |
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| 74 | { |
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| 75 | position = value; |
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| 76 | UpdateLocalPosition(); |
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| 77 | } |
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| 78 | } |
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| 79 | } |
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| 80 | |||
| 81 | GMapControl map; |
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| 82 | |||
| 83 | /// <summary> |
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| 84 | /// the map of this marker |
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| 85 | /// </summary> |
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| 86 | public GMapControl Map |
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| 87 | { |
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| 88 | get |
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| 89 | { |
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| 90 | if(Shape != null && map == null) |
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| 91 | { |
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| 92 | DependencyObject visual = Shape; |
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| 93 | while(visual != null && !(visual is GMapControl)) |
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| 94 | { |
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| 95 | visual = VisualTreeHelper.GetParent(visual); |
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| 96 | } |
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| 97 | |||
| 98 | map = visual as GMapControl; |
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| 99 | } |
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| 100 | |||
| 101 | return map; |
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| 102 | } |
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| 103 | internal set |
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| 104 | { |
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| 105 | map = value; |
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| 106 | } |
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| 107 | } |
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| 108 | |||
| 109 | /// <summary> |
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| 110 | /// custom object |
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| 111 | /// </summary> |
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| 112 | public object Tag; |
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| 113 | |||
| 114 | System.Windows.Point offset; |
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| 115 | /// <summary> |
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| 116 | /// offset of marker |
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| 117 | /// </summary> |
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| 118 | public System.Windows.Point Offset |
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| 119 | { |
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| 120 | get |
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| 121 | { |
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| 122 | return offset; |
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| 123 | } |
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| 124 | set |
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| 125 | { |
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| 126 | if(offset != value) |
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| 127 | { |
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| 128 | offset = value; |
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| 129 | UpdateLocalPosition(); |
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| 130 | } |
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| 131 | } |
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| 132 | } |
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| 133 | |||
| 134 | int localPositionX; |
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| 135 | static readonly PropertyChangedEventArgs LocalPositionX_PropertyChangedEventArgs = new PropertyChangedEventArgs("LocalPositionX"); |
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| 136 | |||
| 137 | /// <summary> |
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| 138 | /// local X position of marker |
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| 139 | /// </summary> |
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| 140 | public int LocalPositionX |
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| 141 | { |
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| 142 | get |
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| 143 | { |
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| 144 | return localPositionX; |
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| 145 | } |
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| 146 | internal set |
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| 147 | { |
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| 148 | if(localPositionX != value) |
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| 149 | { |
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| 150 | localPositionX = value; |
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| 151 | OnPropertyChanged(LocalPositionX_PropertyChangedEventArgs); |
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| 152 | } |
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| 153 | } |
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| 154 | } |
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| 155 | |||
| 156 | int localPositionY; |
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| 157 | static readonly PropertyChangedEventArgs LocalPositionY_PropertyChangedEventArgs = new PropertyChangedEventArgs("LocalPositionY"); |
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| 158 | |||
| 159 | /// <summary> |
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| 160 | /// local Y position of marker |
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| 161 | /// </summary> |
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| 162 | public int LocalPositionY |
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| 163 | { |
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| 164 | get |
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| 165 | { |
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| 166 | return localPositionY; |
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| 167 | } |
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| 168 | internal set |
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| 169 | { |
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| 170 | if(localPositionY != value) |
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| 171 | { |
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| 172 | localPositionY = value; |
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| 173 | OnPropertyChanged(LocalPositionY_PropertyChangedEventArgs); |
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| 174 | } |
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| 175 | } |
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| 176 | } |
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| 177 | |||
| 178 | int zIndex; |
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| 179 | static readonly PropertyChangedEventArgs ZIndex_PropertyChangedEventArgs = new PropertyChangedEventArgs("ZIndex"); |
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| 180 | |||
| 181 | /// <summary> |
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| 182 | /// the index of Z, render order |
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| 183 | /// </summary> |
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| 184 | public int ZIndex |
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| 185 | { |
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| 186 | get |
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| 187 | { |
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| 188 | return zIndex; |
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| 189 | } |
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| 190 | set |
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| 191 | { |
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| 192 | if(zIndex != value) |
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| 193 | { |
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| 194 | zIndex = value; |
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| 195 | OnPropertyChanged(ZIndex_PropertyChangedEventArgs); |
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| 196 | } |
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| 197 | } |
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| 198 | } |
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| 199 | |||
| 200 | public GMapMarker(PointLatLng pos) |
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| 201 | { |
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| 202 | Position = pos; |
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| 203 | } |
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| 204 | |||
| 205 | internal GMapMarker() |
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| 206 | { |
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| 207 | } |
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| 208 | |||
| 209 | /// <summary> |
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| 210 | /// calls Dispose on shape if it implements IDisposable, sets shape to null and clears route |
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| 211 | /// </summary> |
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| 212 | public virtual void Clear() |
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| 213 | { |
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| 214 | var s = (Shape as IDisposable); |
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| 215 | if(s != null) |
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| 216 | { |
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| 217 | s.Dispose(); |
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| 218 | s = null; |
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| 219 | } |
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| 220 | Shape = null; |
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| 221 | } |
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| 222 | |||
| 223 | /// <summary> |
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| 224 | /// updates marker position, internal access usualy |
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| 225 | /// </summary> |
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| 226 | void UpdateLocalPosition() |
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| 227 | { |
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| 228 | if(Map != null) |
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| 229 | { |
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| 230 | GPoint p = Map.FromLatLngToLocal(Position); |
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| 231 | p.Offset(-(long)Map.MapTranslateTransform.X, -(long)Map.MapTranslateTransform.Y); |
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| 232 | |||
| 233 | LocalPositionX = (int)(p.X + (long)(offset.X)); |
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| 234 | LocalPositionY = (int)(p.Y + (long)(offset.Y)); |
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| 235 | } |
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| 236 | } |
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| 237 | |||
| 238 | /// <summary> |
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| 239 | /// forces to update local marker position |
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| 240 | /// dot not call it if you don't really need to ;} |
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| 241 | /// </summary> |
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| 242 | /// <param name="m"></param> |
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| 243 | internal void ForceUpdateLocalPosition(GMapControl m) |
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| 244 | { |
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| 245 | if(m != null) |
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| 246 | { |
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| 247 | map = m; |
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| 248 | } |
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| 249 | UpdateLocalPosition(); |
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| 250 | } |
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| 251 | } |
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| 252 | } |