MPAndroidChart set center vertical line

Question

I want to set a vertical line in center of LineChart like this:

When scrolling to each point, it can notify to change the date below (

Answer 1

Have you tried using getEntryByTouchPoint on your chart supplying the x and y coordinates of the center of the chart?

public Entry getEntryByTouchPoint(float x, float y)

returns the Entry object displayed at the touched position of the chart