Hi Ben and others,
I've just noticed some polygons drawing strangely in ie8 especially,
and think it might be related to this problem.

I have an app which draws a number of polygons (with default fill/
opacity - a dark shading). Some of the polygons are missing a side,
and instead have straight lines (same style as the polygon border)
drawn off at what seem to be random angles outside the polygon. There
is a mouseover running on the polygons, and when the mouseover causes
a change in border colour, the single pixel tile overlap discussed in
this thread is visible. The random lines seem to end at tile borders,
and are different at different zoom levels. There seems to be no
pattern to which polygons are affected, but they are always the same
ones.

The same problem is present in all other browsers, but with different
rendering.

In Firefox 3.6, the polygon doesn't draw at all (but the listeners are
still active and in the correct place).
In Safari and Chrome, the polygons render, but with the same side
missing as in ie8 and shading similar to ie8 (as if the random lines
were there), but without the random lines.
In these browsers, the single pixel tile overlap is not visible when
the mouseover event occurs.

What's frustrating is that I can't reproduce the problem on a demo
page! I've tried (one of the polgyons is here: 
http://www.pasource.com.au/new/ie8polytest.html
- the missing side is the rhs) with a couple of methods of drawing the
polygon and there is no obvious problem. So it must be something to do
with the way the polygons are used in the app, which makes heavy use
of the dojo toolkit. I've tried various diagnostics (switching off
other overlays, different ways of drawing the polygon) and will
continue when I can think of some more! Perhaps it's some strange css
interaction?

The way the demo polygon appears in the app in ie8 (with normal
polygon to the right) is : http://www.pasource.com.au/new/ie8polytest.png

Thank you
Ben


On Feb 21, 5:39 am, "Ing. Stefano" <ing.stefano.magr...@gmail.com>
wrote:
> Ok, fix is online.
>
> On 11 Feb, 14:44, "Ing. Stefano" <ing.stefano.magr...@gmail.com>
> wrote:
>
>
>
>
>
>
>
> > Hi Ben,
> > when do you think the fix could be online?
> > I should plan my site's production.
> > Thank you very much.
>
> > Stefano
>
> > On 7 Feb, 04:33, Ben Appleton <apple...@google.com> wrote:
>
> > > We've fixed the bug. The change should go live next week.
>
> > > Thanks to Berry for pointing out the off-by-one bug in IE8's VML
> > > implementation.
>
> > > Ben
>
> > > On Mon, Feb 7, 2011 at 9:38 AM, Ben Appleton <apple...@google.com> wrote:
> > > > I see the bug too. We'll look into it.
>
> > > > If you want to be notified of a fix, please file an issue here:
>
> > > >http://code.google.com/p/gmaps-api-issues/issues/list?can=2&q=apitype...
>
> > > > Thanks
> > > > Ben
>
> > > > On Sat, Feb 5, 2011 at 2:43 PM, Ing. Stefano <
> > > > ing.stefano.magr...@gmail.com> wrote:
>
> > > >> If I try
> > > >>http://code.google.com/intl/it-IT/apis/maps/documentation/javascript/...
> > > >> with IE8, I see into the polygon strange lines.
> > > >> Don't you?
> > > >> I think these lines can be borders of map tiles.
> > > >> Every other browser (included IE7 and IE6) do not show these lines.
>
> > > >> --
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