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 > [email protected] > http://openlayers.org/mailman/listinfo/users -- Christopher Schmidt MetaCarta _______________________________________________ Users mailing list [email protected] http://openlayers.org/mailman/listinfo/users
