ClemensFischer/XAML-Map-Control
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Reworked MapPath and derived classes

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This commit is contained in:
ClemensF 2020-05-13 18:17:28 +02:00
parent 414389513e
commit 49d508b3f5
9 changed files with 106 additions and 84 deletions
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8
MapControl/WPF/MapMultiPolygon.WPF.cs
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@ -38,14 +38,16 @@ namespace MapControl
protected override void UpdateData()
{
var figures = ((PathGeometry)Data).Figures;
figures.Clear();
var pathFigures = ((PathGeometry)Data).Figures;
pathFigures.Clear();
if (ParentMap != null && Polygons != null)
{
var longitudeOffset = GetLongitudeOffset(Location);
foreach (var polygon in Polygons)
{
AddPolylineLocations(figures, polygon, true);
AddPolylineLocations(pathFigures, polygon, longitudeOffset, true);
}
}
}

22
MapControl/WPF/MapPath.WPF.cs
View file

@ -27,11 +27,7 @@ namespace MapControl
get { return Data; }
}
public bool ReceiveWeakEvent(Type managerType, object sender, EventArgs e)
{
UpdateData();
return true;
}
#region Method used only by derived classes MapPolyline, MapPolygon and MapMultiPolygon
protected void DataCollectionPropertyChanged(DependencyPropertyChangedEventArgs e)
{
@ -48,11 +44,17 @@ namespace MapControl
UpdateData();
}
protected void AddPolylineLocations(PathFigureCollection figures, IEnumerable<Location> locations, bool closed)
bool IWeakEventListener.ReceiveWeakEvent(Type managerType, object sender, EventArgs e)
{
if (locations != null && locations.Count() >= 2)
UpdateData();
return true;
}
protected void AddPolylineLocations(PathFigureCollection pathFigures, IEnumerable<Location> locations, double longitudeOffset, bool closed)
{
if (locations.Count() >= 2)
{
var points = locations.Select(loc => LocationToView(loc));
var points = locations.Select(location => LocationToView(location, longitudeOffset));
var figure = new PathFigure
{
StartPoint = points.First(),
@ -61,8 +63,10 @@ namespace MapControl
};
figure.Segments.Add(new PolyLineSegment(points.Skip(1), true));
figures.Add(figure);
pathFigures.Add(figure);
}
}
#endregion
}
}