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Updated MapPolypoint and PolygonCollection

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ClemensFischer 2026-01-21 22:27:29 +01:00
parent 81707c8ac0
commit f86f1d3c28
6 changed files with 64 additions and 197 deletions
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42
MapControl/WinUI/MapPolypoint.WinUI.cs
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@ -1,58 +1,16 @@
using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
#if UWP
using Windows.UI.Xaml;
using Windows.UI.Xaml.Media;
#else
using Microsoft.UI.Xaml;
using Microsoft.UI.Xaml.Media;
#endif
namespace MapControl
{
/// <summary>
/// Base class of MapPolyline and MapPolygon.
/// </summary>
public partial class MapPolypoint : MapPath
{
public static readonly DependencyProperty FillRuleProperty =
DependencyPropertyHelper.Register<MapPolygon, FillRule>(nameof(FillRule), FillRule.EvenOdd,
(polypoint, oldValue, newValue) => ((PathGeometry)polypoint.Data).FillRule = newValue);
public FillRule FillRule
{
get => (FillRule)GetValue(FillRuleProperty);
set => SetValue(FillRuleProperty, value);
}
protected MapPolypoint()
{
Data = new PathGeometry();
}
protected void DataCollectionPropertyChanged(IEnumerable oldValue, IEnumerable newValue)
{
if (oldValue is INotifyCollectionChanged oldCollection)
{
oldCollection.CollectionChanged -= DataCollectionChanged;
}
if (newValue is INotifyCollectionChanged newCollection)
{
newCollection.CollectionChanged += DataCollectionChanged;
}
UpdateData();
}
protected void DataCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
UpdateData();
}
protected void UpdateData(IEnumerable<Location> locations, bool closed)
{
var figures = ((PathGeometry)Data).Figures;