javascript - n3-Charts line-chart(Angular JS), not able to find custom click event handling to drill down -

javascript - n3-Charts line-chart(Angular JS), not able to find custom click event handling to drill down -

i using n3-charts line charts in angular js application. requirement when user clicks on point in line or on 'bar' need details @ point, can custom stuff info. not find click event handling related documentation @ https://github.com/n3-charts/line-chart. please provide me pointers or examples.

javascript angularjs charts