ClemensFischer/XAML-Map-Control
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Reuse polyline PathFigureCollection

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ClemensFischer 2023-12-13 14:55:49 +01:00
parent 6b386827ff
commit 71f17420b5
6 changed files with 15 additions and 17 deletions
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16
MapControl/Shared/MapPath.cs
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@ -139,35 +139,27 @@ namespace MapControl
return longitudeOffset; return longitudeOffset;
} }
protected PathFigureCollection GetPolylineFigures(IEnumerable<Location> locations, bool closed) protected void AddPolylinePoints(PathFigureCollection pathFigures, IEnumerable<Location> locations, bool closed)
{ {
var pathFigures = new PathFigureCollection();
if (parentMap != null && locations != null) if (parentMap != null && locations != null)
{ {
var longitudeOffset = GetLongitudeOffset(Location ?? locations.FirstOrDefault()); var longitudeOffset = GetLongitudeOffset(Location ?? locations.FirstOrDefault());
AddPolylineLocations(pathFigures, locations, longitudeOffset, closed); AddPolylinePoints(pathFigures, locations, longitudeOffset, closed);
} }
return pathFigures;
} }
protected PathFigureCollection GetMultiPolygonFigures(IEnumerable<IEnumerable<Location>> polygons) protected void AddMultiPolygonPoints(PathFigureCollection pathFigures, IEnumerable<IEnumerable<Location>> polygons)
{ {
var pathFigures = new PathFigureCollection();
if (parentMap != null && polygons != null) if (parentMap != null && polygons != null)
{ {
var longitudeOffset = GetLongitudeOffset(Location); var longitudeOffset = GetLongitudeOffset(Location);
foreach (var polygon in polygons) foreach (var polygon in polygons)
{ {
AddPolylineLocations(pathFigures, polygon, longitudeOffset, true); AddPolylinePoints(pathFigures, polygon, longitudeOffset, true);
} }
} }
return pathFigures;
} }
#endregion #endregion

4
MapControl/Shared/MapPolygon.cs
View file

@ -54,7 +54,9 @@ namespace MapControl
protected override void UpdateData() protected override void UpdateData()
{ {
((PathGeometry)Data).Figures = GetPolylineFigures(Locations, true); var figures = ((PathGeometry)Data).Figures;
figures.Clear();
AddPolylinePoints(figures, Locations, true);
} }
} }
} }

4
MapControl/Shared/MapPolyline.cs
View file

@ -54,7 +54,9 @@ namespace MapControl
protected override void UpdateData() protected override void UpdateData()
{ {
((PathGeometry)Data).Figures = GetPolylineFigures(Locations, false); var figures = ((PathGeometry)Data).Figures;
figures.Clear();
AddPolylinePoints(figures, Locations, false);
} }
} }
} }

4
MapControl/WPF/MapMultiPolygon.WPF.cs
View file

@ -48,7 +48,9 @@ namespace MapControl
protected override void UpdateData() protected override void UpdateData()
{ {
((PathGeometry)Data).Figures = GetMultiPolygonFigures(Polygons); var figures = ((PathGeometry)Data).Figures;
figures.Clear();
AddMultiPolygonPoints(figures, Polygons);
} }
} }
} }

2
MapControl/WPF/MapPath.WPF.cs
View file

@ -86,7 +86,7 @@ namespace MapControl
return true; return true;
} }
protected void AddPolylineLocations(PathFigureCollection pathFigures, IEnumerable<Location> locations, double longitudeOffset, bool closed) protected void AddPolylinePoints(PathFigureCollection pathFigures, IEnumerable<Location> locations, double longitudeOffset, bool closed)
{ {
if (locations.Count() >= 2) if (locations.Count() >= 2)
{ {

2
MapControl/WinUI/MapPath.WinUI.cs
View file

@ -60,7 +60,7 @@ namespace MapControl
UpdateData(); UpdateData();
} }
protected void AddPolylineLocations(PathFigureCollection pathFigures, IEnumerable<Location> locations, double longitudeOffset, bool closed) protected void AddPolylinePoints(PathFigureCollection pathFigures, IEnumerable<Location> locations, double longitudeOffset, bool closed)
{ {
if (locations.Count() >= 2) if (locations.Count() >= 2)
{ {