Merge pull request #9714 from DmitryZhelnin/9692-odd-number-of-dashes

Skia drawing context: support odd number of dashes

src/Skia/Avalonia.Skia/DrawingContextImpl.cs

@@ -1137,11 +1137,14 @@ namespace Avalonia.Skia
             if (pen.DashStyle?.Dashes != null && pen.DashStyle.Dashes.Count > 0)
             {
                 var srcDashes = pen.DashStyle.Dashes;
-                var dashesArray = new float[srcDashes.Count];
 
-                for (var i = 0; i < srcDashes.Count; ++i)
+                var count = srcDashes.Count % 2 == 0 ? srcDashes.Count : srcDashes.Count * 2;
+
+                var dashesArray = new float[count];
+
+                for (var i = 0; i < count; ++i)
                 {
-                    dashesArray[i] = (float) srcDashes[i] * paint.StrokeWidth;
+                    dashesArray[i] = (float) srcDashes[i % srcDashes.Count] * paint.StrokeWidth;
                 }
 
                 var offset = (float)(pen.DashStyle.Offset * pen.Thickness);