Re: bug of "pango_layout_move_cursor_visually"

[Behdad Esfahbod <behdad behdad org>]

On 08/11/2009 04:05 AM, 王旭光 wrote:
> I find a bug of "pango_layout_move_cursor_visually":
> the layout text is "012345" , I move cursor from (index:100,
> trailing:100) to left. I first get (5, 5). I think it should be (5, 1),
> that is the rightest position.

Hi,

I remember thinking that the docs for that function are a bit wrong.  Anyway, 
filed a bug and will look into it later:

  http://bugzilla.gnome.org/show_bug.cgi?id=591733

You may want to CC yourself on the bug.

Thanks
behdad



> the code is:
> int index = 100;
> int trailing = 100;
> int newIndex = 5;
> int newTrailing = 5;
>
> while (newIndex != -1)
> {
> pango_layout_move_cursor_visually (layout, true, index, trailing, -1,
> &newIndex, &newTrailing);
> MyTrace ("[%d, %d]\n", newIndex, newTrailing);
> index = newIndex;
> trailing = newTrailing ;
> }