Hello, How to delete this marker when tap gesture end??

I use this LineChartView, When tap gesture end, I want to delete this maker on the view, but I didnt find method that can finish. can you help me? Thanks!!!

Start by reviewing the LineChartView marker and tap-gesture behavior described in the issue. Determine how marker visibility is controlled when the gesture ends, then verify that the marker is removed from the view after the interaction; the issue mentions no specific source file or test.

Written by the indexing model from the issue text.