[OpenLayers-Users] IE8 problem with VMS

[bartvde at osgis.nl]

How many features are you rendering, and how complex are there geometries?

VML is known to be slow unfortunately, so you're easily running into the
browser's limits here.

Best regards,
Bart

> Thank you very much: now using the hosted version (r10129) I can get it
> work, but with other problems.
>
> The problem is that the vector layer loading is very very slow: IE takes
> all
> the CPU and runs for a very long time before rendering all. After getting
> the layer rendered, the navigation on the layer is extremely slow as well.
>
> I've tried some patches for memory leaks (
> http://trac.openlayers.org/ticket/2170) without any results.
>
> Again, this is a problem only experienced with IE8.
>
> What should I do?
>
> On Fri, Apr 23, 2010 at 2:46 PM, Frank Broniewski <brfr at metrico.lu> wrote:
>
>> Hello,
>>
>> try to make sure that you start the map initialisation when everything
>> else is loaded. I used to use Jquery's $(document).ready() but needed to
>> switch to $(window).load() because ready() fired to early ...
>>
>> Frank
>>
>> Am 23.04.2010 13:56, schrieb Enrico Sartorello:
>> > Hi,
>> >
>> > I'm experiencing some troubles using OL 2.9 with IE8.
>> > I'm trying to add to my OpenLayers map a vector layer: it works
>> > perfectly on FF\Chrome, but in IE8 there's an error.
>> >
>> > Inside map.addLayer() call, the problem arises in VML.js, lines
>> 147-160:
>> > basically, what I've found debugging is that vars this.root,
>> > this.vectorRoot, this.textRoot have all the attributes (even style,
>> > which is the one used in those lines) set to "Failed". Only
>> > this.rendererRoot has right values.
>> >
>> > The vector layer is loaded after window.onload, coupled with the
>> opening
>> > of an AJAX panel.
>> > Using "EmulateIE7" mode doesn't solve anything.
>> >
>> > What can it be?
>> > Thanks in advance for your attention :-)
>> >
>> > --
>> > Enrico Sartorello
>> >
>> >
>> >
>> > _______________________________________________
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>> > Users at openlayers.org
>> > http://openlayers.org/mailman/listinfo/users
>>
>>
>> --
>> Frank BRONIEWSKI
>>
>> METRICO s.à r.l.
>> géomètres
>> technologies d'information géographique
>> rue des Romains 36
>> L-5433 NIEDERDONVEN
>>
>> tél.: +352 26 74 94 - 28
>> fax.: +352 26 74 94 99
>> http://www.metrico.lu
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>>
>
>
>
> --
> Enrico Sartorello
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> http://openlayers.org/mailman/listinfo/users
>