feat: Align PathSegments ctor overloads to WPF PathSegmentCollection

src/Avalonia.Base/Media/PathGeometryCollections.cs

@@ -1,3 +1,4 @@
+using System.Collections.Generic;
 using Avalonia.Collections;
 using Avalonia.Visuals.Platform;
 
@@ -24,7 +25,36 @@ public static PathFigures Parse(string pathData)
         }
     }
 
+    /// <summary>
+    /// Represents a collection of <see cref="PathSegment"/> objects that can be individually accessed by index.
+    /// </summary>
     public sealed class PathSegments : AvaloniaList<PathSegment>
     {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PathSegments"/> class.
+        /// </summary>
+        public PathSegments()
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PathSegments"/> class with the specified collection of <see cref="PathSegment"/> objects.
+        /// </summary>
+        /// <param name="collection">The collection of <see cref="PathSegment"/> objects that make up the <see cref="PathSegments"/>.</param>
+        /// <exception cref="System.ArgumentNullException"><paramref name="collection"/> is <c>null</c>.</exception>
+        public PathSegments(IEnumerable<PathSegment> collection) :
+            base(collection)
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the PathSegments class with the specified capacity,
+        /// or the number of PathSegment objects the collection is initially capable of storing.
+        /// </summary>
+        /// <param name="capacity">The number of <see cref="PathSegment"/> objects that the collection is initially capable of storing.</param>
+        public PathSegments(int capacity) :
+            base(capacity)
+        {
+        }
     }
 }