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Fix StylusPlugIn OnStylusDown/Move/Up invoked on UI thread and called out of order #11108

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Fix StylusPlugIn OnStylusDown/Move/Up invoked on UI thread and called out of order #11108

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4 changes: 2 additions & 2 deletions ...Microsoft.DotNet.Wpf/src/PresentationCore/System/Windows/Input/Stylus/Wisp/PenContexts.cs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// Licensed to the .NET Foundation under one or more agreements.
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

using System.Windows.Input.StylusWisp;
Expand Down Expand Up @@ -488,7 +488,7 @@ internal StylusPlugInCollection TargetPlugInCollection(RawStylusInputReport inpu
ptTablet *= stylusDevice.TabletDevice.TabletDeviceImpl.TabletToScreen;
ptTablet.X = (int)Math.Round(ptTablet.X); // Make sure we snap to whole window pixels.
ptTablet.Y = (int)Math.Round(ptTablet.Y);
ptTablet = _stylusLogic.MeasureUnitsFromDeviceUnits(stylusDevice.CriticalActiveSource, ptTablet); // change to measured units now.
ptTablet = _stylusLogic.MeasureUnitsFromDeviceUnits(inputReport.InputSource ?? stylusDevice.CriticalActiveSource, ptTablet); // change to measured units now.

pic = HittestPlugInCollection(ptTablet); // Use cached rectangles for UIElements.
}
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