title: Flutter, How to add clickevent to axis label or tick in a BarChart widget?
body: <p>I have a flutter App and need a Bar chart in which I want to add a click event to axis labels/ticks to get the bar values . We have a click event for bars already in the plugin.
  I am using the charts_flutter plugin for creating charts. Thanks in advance, kindly help me to find a solution.</p>