StrokeCollection.Erase Method (IEnumerable<Point>, StylusShape)
Replaces all strokes that are clipped by the region created by the specified StylusShape along the specified path with new Strokes that are not clipped by the region.
Assembly: PresentationCore (in PresentationCore.dll)
The following example demonstrates how to erase ink along a specific path. This example assumes that there is an InkPresenter called presenter.