GMap.NET.WindowsPresentation: WPF couldn't draw GMapRoute and GMapPol…

…ygon, thx WintelZhao
radioman · May 19, 2015 · bad7fc1 · bad7fc1
1 parent 8fd03e2
commit bad7fc1
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Showing 3 changed files with 7 additions and 14 deletions.
diff --git a/GMap.NET.WindowsForms/GMap.NET.WindowsForms/GMapMarker.cs b/GMap.NET.WindowsForms/GMap.NET.WindowsForms/GMapMarker.cs
@@ -109,10 +109,7 @@ public Point LocalPosition
                   {
                      if(!Overlay.Control.HoldInvalidation)
                      {
-                         if (Overlay.Control.Core.Refresh!=null)
-                         {
-                             Overlay.Control.Core.Refresh.Set();
-                         }
+                         Overlay.Control.Invalidate();
                      }
                   }
                }

diff --git a/GMap.NET.WindowsPresentation/GMap.NET.WindowsPresentation/GMapPolygon.cs b/GMap.NET.WindowsPresentation/GMap.NET.WindowsPresentation/GMapPolygon.cs
@@ -11,11 +11,7 @@ public class GMapPolygon : GMapMarker, IShapable
         public GMapPolygon(IEnumerable<PointLatLng> points)
         {
             Points.AddRange(points);
-            if (Points.Count > 0)
-            {
-                Position = Points[0];
-                RegenerateShape(null);
-            }
+            RegenerateShape(null);
         }
 
         public override void Clear()
@@ -35,6 +31,8 @@ public virtual void RegenerateShape(GMapControl map)
 
                 if(Points.Count > 1)
                 {
+                   Position = Points[0];
+
                    var localPath = new List<System.Windows.Point>(Points.Count);
                    var offset = Map.FromLatLngToLocal(Points[0]);
                    foreach(var i in Points)

diff --git a/GMap.NET.WindowsPresentation/GMap.NET.WindowsPresentation/GMapRoute.cs b/GMap.NET.WindowsPresentation/GMap.NET.WindowsPresentation/GMapRoute.cs
@@ -16,11 +16,7 @@ public class GMapRoute : GMapMarker, IShapable
         public GMapRoute(IEnumerable<PointLatLng> points)
         {
             Points.AddRange(points);
-            if (Points.Count > 0)
-            {
-                Position = Points[0];
-                RegenerateShape(null);
-            }
+            RegenerateShape(null);
         }
 
         public override void Clear()
@@ -40,6 +36,8 @@ public virtual void RegenerateShape(GMapControl map)
 
                 if(Points.Count > 1)
                 {
+                   Position = Points[0];
+
                    var localPath = new List<System.Windows.Point>(Points.Count);
                    var offset = Map.FromLatLngToLocal(Points[0]);
                    foreach(var i in Points)