How to get Selected Series in oj-chart

Summary

How to get Selected Series in oj-chart

Content

Hi,

I have defined a selection event on the oj-chart. I want to get the selected series or group  from the chart.

$variables.selection[0] gives me the count value. How do I get the Selected Series from it.

 

Version

2107

Code Snippet

<oj-chart style="max-width:100%;max-height:320px;"
    id="oj-chart--34897-1" y-axis.title="Count" x-axis.title="Status"
    data="[[$page.variables.mySDP]]" legend.title="Status" style-defaults.three-d-effect="on"
     on-selection-changed="[[$listeners.ojChart123]]" selection-mode="single">
        <template slot="itemTemplate">
              <oj-chart-item value="[[$current.data.count]]" group-id="[[[$current.data.status]]]" series-id="[[$current.data.status]]">
              </oj-chart-item>
            </template>
      </oj-chart>