[OpenLayers-Users] KML and Popup window problem

[Xin]

Thanks!

I forgot to addControl and activate().

map.addControl(selectControl);
selectControl.activate();



On 12/03/2008, Christopher Schmidt <crschmidt at metacarta.com> wrote:
>
> On Wed, Mar 12, 2008 at 03:26:24PM +0000, Xin wrote:
> > Hi,
> >
> > I have a KML layer which I want to be able to click and see a pop up. I
> am
> > following the following examples, but it's not working for me.
>
>
> http://dev.openlayers.org/sandbox/euzuro/pop/examples/sundials.html
>
> Is a KML example with a selectFeature control and popups. Maybe you
> could compare to that and see if it helps you out any. I don't think the
> projection will affect things any in this case.
>
> -- Chris
>
>
> > http://openlayers.org/dev/examples/select-feature.html
> > http://openlayers.org/dev/examples/select-feature-openpopup.html
> >
> > My map is projected. The init code is:
> >
> > var options = {
> >         projection: new OpenLayers.Projection("EPSG:900913"),
> >         displayProjection: new OpenLayers.Projection("EPSG:4326"),
> >         units: "m",
> >         maxResolution: 156543.0339,
> >         maxExtent: new OpenLayers.Bounds(-20037508, -20037508,
> >                                          20037508, 20037508.34),
> >         restrictedExtent:  new OpenLayers.Bounds(-102731.36592167988,-
> > 3815736.451414842,3869548.1192908203,-1311047.9090148422)
> >     };
> >     map = new OpenLayers.Map('map', options);
> >
> > My KML is therefore also projected. The code:
> >
> > kmlLayer = new OpenLayers.Layer.GML("KML", kmlFeedUrl,
> >       {
> >       projection: new OpenLayers.Projection("EPSG:4326"),
> >       format: OpenLayers.Format.KML,
> >       formatOptions: {
> >         extractStyles: true,
> >         extractAttributes: true
> >         }
> >       });
> >
> >    map.addLayer(kmlLayer);
> >
> > This is all working so far, and I'm pretty happy about it. Thanks goes
> out
> > to Chris and the community.
> >
> > My KML consist of points.
> >
> > <?xml version="1.0" encoding="UTF-8"?>
> > <kml xmlns="http://earth.google.com/kml/2.1">
> >   <Document>
> >     <Style id="marker">
> >       <IconStyle>
> >         <Icon>
> >           <href>http://localhost:3000/openlayers/img/marker-green.png
> </href>
> >         </Icon>
> >       </IconStyle>
> >     </Style>
> >     <Placemark id="13856">
> >       <name>place name</name>
> >       <description>NULL::character varying</description>
> >       <styleUrl>#marker</styleUrl>
> >       <Point>
> >       <altitudeMode>relativeToGround</altitudeMode>
> >       <coordinates>23.29555556,-17.98611111</coordinates>
> >     </Point>
> >     </Placemark>
> >     <Placemark id="13852">
> >       <name>place name 2</name>
> >       <description>NULL::character varying</description>
> >       <styleUrl>#marker</styleUrl>
> >       <Point>
> >       <altitudeMode>relativeToGround</altitudeMode>
> >       <coordinates>24.56638889,-17.54027778</coordinates>
> >     </Point>
> >     </Placemark>
> >   </Document>
> > </kml>
> >
> > I would like the user to be able to click on these points, and see a
> popup
> > window consisting of name and description. After this KML layer is
> added, I
> > add a select control as suggested from Vector file popup examples.
> >
> > selectControl = new OpenLayers.Control.SelectFeature( kmlLayer,
> >                          {onSelect: onFeatureSelect, onUnselect:
> > onFeatureUnselect});
> >
> > I also copied over onFeatureSelect and onFeatureUnselect.
> >
> > When I click on a marker, nothing happens. Do I need to project
> > SelectFeature? Does SelectFeature work with Points from a KML file?
> >
> > Sorry for the long post! Any help is much appreciated.
> >
> > Xin
>
>
> > _______________________________________________
> > Users mailing list
> > Users at openlayers.org
> > http://openlayers.org/mailman/listinfo/users
>
>
>
> --
> Christopher Schmidt
> MetaCarta
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>
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