Re: [OpenLayers-Users] Maximum number of markers

2010-03-31 Thread Eric Lemoine
On Tuesday, March 30, 2010, Jordi Romagos i Figueras
 wrote:
>
>
>
>
>
>
> Ok, thanks Bart! I'm sorry I belive the problem was about the Openlayers 
> version not about the browser.
>
> My problem is that I'm trying to build a tracking system and I have to show a 
> llot of positions into the map and this hangs the browser (IE6 and IE7).
>
> What's the best strategy from show the maximum number of positions into the 
> map: markers, vectors?

Hi.

With lots of objects the best strategy might be to not rely on
vectors/markers, and rely on server-side rendering with images
displayed in the browser (single tile WMS for example). For user
interactivity you can rely on the GetFeature or WMSGetFeatureInfo
control.

Cheers,

-- 
Eric Lemoine

Camptocamp France SAS
Savoie Technolac, BP 352
73377 Le Bourget du Lac, Cedex

Tel : 00 33 4 79 44 44 96
Mail : eric.lemo...@camptocamp.com
http://www.camptocamp.com
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[OpenLayers-Users] Maximum number of markers

2010-03-29 Thread Jordi Romagos i Figueras


Ok, thanks Bart! I'm sorry I belive the problem was about the Openlayers 
version not about the browser.

My problem is that I'm trying to build a tracking system and I have to show a 
llot of positions into the map and this hangs the browser (IE6 and IE7).
 
What's the best strategy from show the maximum number of positions into the 
map: markers, vectors? 

And what's the best method to pass data from database to javascript in time 
terms: text file, GeoJSon ? I don't wanna refresh n seconds.

Thanks another time for your time.

Subject: Re: [OpenLayers-Users] Maximum number of markers
From: bart...@osgis.nl
Date: Mon, 29 Mar 2010 22:03:07 +0200
CC: users@openlayers.org
To: jordi_roma...@hotmail.com



Since it is a browser limit and not a software-imposed limit, with OpenLayers 
2.9RC1 this limit is still the same.
Best regards,Bart

On Mar 29, 2010, at 7:55 PM, Jordi Romagos i Figueras wrote:Hi,

I read FAQ about recommended maxium number of markers 
(http://trac.openlayers.org/wiki/FrequentlyAskedQuestions#Markers).

This number could be increased in Openlayers 2.9 RC1?
And somebody knows what is the recommended number of markers in Microsoft 
browsers, IE7 and IE8 and another browsers (Opera, Safari)?

Thanks in advance.

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Re: [OpenLayers-Users] Maximum number of markers

2010-03-29 Thread Bart van den Eijnden
Since it is a browser limit and not a software-imposed limit, with OpenLayers 
2.9RC1 this limit is still the same.

Best regards,
Bart

On Mar 29, 2010, at 7:55 PM, Jordi Romagos i Figueras wrote:

> Hi,
> 
> I read FAQ about recommended maxium number of markers 
> (http://trac.openlayers.org/wiki/FrequentlyAskedQuestions#Markers).
> 
> This number could be increased in Openlayers 2.9 RC1?
> And somebody knows what is the recommended number of markers in Microsoft 
> browsers, IE7 and IE8 and another browsers (Opera, Safari)?
> 
> Thanks in advance.
> 
> ¿Quieres saber qué móvil eres? ¡Descúbrelo aquí! 
> ___
> Users mailing list
> Users@openlayers.org
> http://openlayers.org/mailman/listinfo/users

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