Convert brush to immutable brush.

Fixes #1613.
8 years ago · 147b6bfe54
1 changed files with 1 additions and 1 deletions
--- a/src/Windows/Avalonia.Direct2D1/Media/FormattedTextImpl.cs
+++ b/src/Windows/Avalonia.Direct2D1/Media/FormattedTextImpl.cs
@ -101,7 +101,7 @@ namespace Avalonia.Direct2D1.Media
                if (span.ForegroundBrush != null)
                {
                    TextLayout.SetDrawingEffect(
-                        new BrushWrapper(span.ForegroundBrush),
+                        new BrushWrapper(span.ForegroundBrush.ToImmutable()),
                        new DWrite.TextRange(span.StartIndex, span.Length));
                }
            }