Also activate AdvancedScrollWheelBehavior on the special ZoomScrollViewer

ILSpy/Controls/ZoomScrollViewer.xaml

@@ -1,8 +1,10 @@
 <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
 	xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-	xmlns:Controls="clr-namespace:ICSharpCode.ILSpy.Controls">
+	xmlns:Controls="clr-namespace:ICSharpCode.ILSpy.Controls"
+	xmlns:toms="urn:TomsToolbox">
 	
 	<Style TargetType="{x:Type Controls:ZoomScrollViewer}">
+		<Setter Property="toms:AdvancedScrollWheelBehavior.Attach" Value="WithAnimation" />
 		<Setter Property="Template">
 			<Setter.Value>
 				<ControlTemplate TargetType="{x:Type Controls:ZoomScrollViewer}">