[OpenLayers-Users] Vector rotation issues with 2.9

[Andreas Hocevar]

Hi,

On Apr 27, 2010, at 15:56 , Lennox Antoine wrote:

> I tried 2.9 and I ran into similar issues as well. I finally got around to stripping it down, so here are two simple examples showing it :
> 
> 2.8 : http://vizure.net/temp/ol/rotation_2_8.html
> 2.9 : http://vizure.net/temp/ol/rotation_2_9.html

Thanks Lennox for putting this together. Your efforts finally made a fix possible. See http://trac.openlayers.org/ticket/2596.

John, this should also fix your issue. Can you please verify?

Regards,
Andreas.


> 
> Both are exactly the same, except for which version of the library is in use.
> In 2.8, click the icon, then drag it around. Everything works fine.
> In 2.9, click the icon, then try to drag it around. For me it starts to rotate and move in the opposite direction. If I zoom in, it also goes to random places and does not stay where it's pinned.
> 
> Lennox
> 
> On Tue, Apr 27, 2010 at 8:30 AM, pedro hernandez <pedrohernandez830 at gmail.com> wrote:
> Something similar happens to me when I tried 2.9 version.
>  
> I'm using Vector Layer with one vector of Geometry Points. If I use circle in graphicName of Style Map it puts in a good position but If I instead I use triangle with rotation propierty it puts in a bad postion.
>  
> In my case this  happens in Mozilla Firefox (I'm using 3.5 version) and not in IE8.
> 
>  
> On Tue, Apr 27, 2010 at 4:14 AM, Robert Sanson <SansonR at asurequality.com> wrote:
> It looks to me like the labels are keeping their correct geographical positions, but the vector symbols (arrows) are not.
>  
> Robert
> 
> >>> John McGuire <jamcguir at ncsu.edu> 27/04/2010 7:22 a.m. >>>
> 
> All,
> 
>    I am creating an interface to visualization weather information. 
> However, within the past week, we have noticed that when a user zooms in 
> and out with wind arrows drawn, the vector is separate from its label, 
> and nowhere near its intended direction. I have found that v2.8 does not 
> have this issue. Playing with the code, it seems that the rotation in 
> v2.9 is the problem, and also exists for the default shape of triangle. 
> If anyone would have any further insight to this problem, I would be 
> greatly appreciative.
> 
> I have included links below to demonstrate the difference.
> 2.9 map: 
> http://sco-server6.meas.ncsu.edu/webtest/workspace/cronos/map/?ol=2.9
> 2.8 map: http://sco-server6.meas.ncsu.edu/webtest/workspace/cronos/map/
> 
> Thank you all for your help,
> -John
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-- 
Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.