[OpenLayers-Users] Multiple Vector Layers (FireFox issue)
Andreas Hocevar
ahocevar at opengeo.org
Wed Apr 14 06:42:12 EDT 2010
Hi,
On Apr 14, 2010, at 10:41 , Jordi Romagos i Figueras wrote:
> Here are two images, one with OL 2.8 and other with OL 2.9 RC2 (I only changed include openlayers script line)
>
> http://img27.yfrog.com/gal.php?g=withol28.png
Are you sure that your data has not changed between the two screenshots? I have opened both screenshots next to each other, and most of the positions match. The ones that don't seem to have been removed/added.
-Andreas.
>
>
> I'm so sorry Bart, it's impossible to show the code.
>
> I can show how I add positions: I get positions from php file with utm format and then I add in a vector. The code is something like that:
>
> var positions= [];
>
> for (var j=0 ;j<dades_posicions.length;j++){
> position = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point( dades_posicions[j][idx_lon],dades_posicions[j][idx_lat]), {velo: dades_posicions[j][idx_vel],rotation:direccio*45,figura:direccio==0?"circle":"triangle"});
> positions.push(position);
> }
>
> layerPositions.addFeatures(positions);
>
>
> Subject: Re: [OpenLayers-Users] Multiple Vector Layers (FireFox issue)
> From: bartvde at osgis.nl
> Date: Wed, 14 Apr 2010 09:56:32 +0200
> CC: users at openlayers.org
> To: jordi_romagos at hotmail.com
>
> Hi,
>
> wrt your OL 2.9RC2 remark, dus you have an example page to demonstrate the problem?
>
> Best regards,
> Bart
>
> On Apr 14, 2010, at 9:52 AM, Jordi Romagos i Figueras wrote:
>
>
> Finally I found an explanation!!!
>
> The problem was because I put selectfeature control code above to map.addLayers code. If I put the code below map.addLayers it works fine!
> About event handlers I also tried before but I had the same problem, in FF in some layers doesn't works mouse events.
>
> Another thing, I'm not sure If it's a problem because I not read 2.9 API. I tried the same code using OL 2.9 RC2 and positions doesn't match! I don't know If I have to change anything?
>
> Another time a lot of thanks!
>
>
> > Subject: Re: [OpenLayers-Users] Multiple Vector Layers (FireFox issue)
> > From: ahocevar at opengeo.org
> > Date: Tue, 13 Apr 2010 16:25:10 +0200
> > CC: users at openlayers.org
> > To: jordi_romagos at hotmail.com
> >
> >
> > On Apr 13, 2010, at 15:35 , Jordi Romagos i Figueras wrote:
> >
> > > Sorry Andreas,
> > >
> > > I will explain better,
> > >
> > > What I want is when some user select one feature of the two top layers the application displays a popup with information extracted from a php script. This, works fine when I do this:
> > >
> > > selectControl = new OpenLayers.Control.SelectFeature(layer1, {onSelect: onFeatureSelect,onUnselect:onFeatureUnSelect, hover: onFeatureHover});
> >
> > Note: there is no hover method. hover is a boolean property. Also, you should consider using event handlers instead of callback functions.
> >
> > >
> > > But it doesn't call my onFeatureSelect method when I call like an array parameter, in fact, now I prove only one and the same layer and it doesn't works:
> > >
> > > selectControl = new OpenLayers.Control.SelectFeature([layer1], {onSelect: onFeatureSelect,onUnselect:onFeatureUnSelect, hover: onFeatureHover});
> >
> > Are you sure you are using OpenLayers >= 2.8? Multi-layer selection was added in 2.8
> >
> > Regards,
> > Andreas.
> >
> >
> > >
> > > All of this happend when I'm using Firefox browser.
> > >
> > > Thanks another time,
> > > Jordi.
> > >
> > > > Subject: Re: [OpenLayers-Users] Multiple Vector Layers (FireFox issue)
> > > > From: ahocevar at opengeo.org
> > > > Date: Tue, 13 Apr 2010 14:30:29 +0200
> > > > CC: users at openlayers.org
> > > > To: jordi_romagos at hotmail.com
> > > >
> > > > On Apr 13, 2010, at 12:58 , Jordi Romagos i Figueras wrote:
> > > > > I tried what you said Andreas, and doesn't work for me (I'm using OL 2.8)
> > > >
> > > > What exactly "does not work"?
> > > >
> > > > > I changed:
> > > > >
> > > > > selectControl = new OpenLayers.Control.SelectFeature(layer1, {onSelect: onFeatureSelect,onUnselect:onFeatureUnSelect, hover: onFeatureHover});
> > > > > for:
> > > > > selectControl = new OpenLayers.Control.SelectFeature([layer1,layer2], {onSelect: onFeatureSelect,onUnselect:onFeatureUnSelect, hover: onFeatureHover});
> > > > >
> > > > > I have to do something else?
> > > >
> > > > No, that should be all.
> > > >
> > > > Regards,
> > > > Andreas.
> > > >
> > > > >
> > > > > Thanks.
> > > > >
> > > > >
> > > > > > Date: Mon, 12 Apr 2010 20:52:50 +0200
> > > > > > From: ahocevar at opengeo.org
> > > > > > To: users at openlayers.org
> > > > > > Subject: Re: [OpenLayers-Users] Multiple Vector Layers (FireFox issue)
> > > > > >
> > > > > > On 2010-04-12 20:30 , chandanpansare wrote:
> > > > > > > I have multiple vector layers added in map and for each layer I have
> > > > > > > SelectFeature control.
> > > > > > > In IE, Chrome and Safari I'm able to select features of all the layers but
> > > > > > > in case of FireFox only features from the last layer added are accessible.
> > > > > > > would like to if there any work around / solution for this or is it a known
> > > > > > > issue?
> > > > > > > Any help will be greatly appreciated.
> > > > > > >
> > > > > >
> > > > > > You only need one SelectFeature control for all your layers. Configure
> > > > > > it with an array of your layers, instead of just one layer.
> > > > > >
> > > > > > Regards,
> > > > > > Andreas.
> > > > > >
> > > > > > --
> > > > > > Andreas Hocevar
> > > > > > OpenGeo - http://opengeo.org/
> > > > > > Expert service straight from the developers.
> > > > > >
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> > > > --
> > > > Andreas Hocevar
> > > > OpenGeo - http://opengeo.org/
> > > > Expert service straight from the developers.
> > > >
> > >
> > > Tus datos personales, más seguros con Internet Explorer 8. ¡Descárgatelo gratis!_______________________________________________
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> > Andreas Hocevar
> > OpenGeo - http://opengeo.org/
> > Expert service straight from the developers.
> >
>
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