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