private async Task UpdateWebViewAsync() { var sketchData = App.GetSketchData(); if (sketchData != null) { using (var stream = new MemoryStream()) { InkRenderer.RenderImage( (int)InkCanvas.CanvasSize.Width, (int)InkCanvas.CanvasSize.Height, sketchData.BackgroundColor, sketchData.InkStrokes.ToList(), stream, (int)InkCanvas.CanvasSize.Width); stream.Seek(0, SeekOrigin.Begin); InkCanvas.UpdateImageStream(stream); } //var totalMemory = GC.GetTotalMemory(false); // Collect all generations of memory. GC.Collect(); //System.Diagnostics.Debug.WriteLine("Memory Collected after Rendering ink: {0:N0}", // totalMemory- GC.GetTotalMemory(true)); } var webView = FullPreview;// IsSpanned ? FullPreview : SplitPreview; await webView.UpdateWebViewAsync().ConfigureAwait(false); }