index_to_x

Description:

public void index_to_x (int index_, bool trailing, out int x_pos)

Converts an index within a line to a X position.

Parameters:

this

a `PangoLayoutLine`
index_

byte offset of a grapheme within the layout
trailing

an integer indicating the edge of the grapheme to retrieve the position of. If > 0, the trailing edge of the grapheme, if 0, the leading of the grapheme
x_pos

location to store the x_offset (in Pango units)