TextView.getLineAtY

void getLineAtY(out gtk.text_iter.TextIter targetIter, int y, out int lineTop)

Gets the [gtk.text_iter.TextIter] at the start of the line containing the coordinate y.

y is in buffer coordinates, convert from window coordinates with [gtk.text_view.TextView.windowToBufferCoords]. If non-null, line_top will be filled with the coordinate of the top edge of the line.

Parameters

`targetIter`	a [gtk.text_iter.TextIter]
`y`	a y coordinate
`lineTop`	return location for top coordinate of the line