Hi Kai, Here's a setting I use with a mapserver wfs server (1). Check with firebug what's going wrong and why it's going wrong.
Regards, Alexandre (1) //---------------------- in the HTML---------------------// var szBDGAMapPath = "/home/adube/proj/bdga/msp/wms/bdga.map"; var szHost = "http://127.0.0.1:8080/";; var szMSURL = szHost+"cgi-bin/mapserv"; olWFSReg = new OpenLayers.Layer.Vector("Regions - WFS", { strategies: [new OpenLayers.Strategy.BBOX()], protocol: new OpenLayers.Protocol.WFS({ version: "1.0.0", url: szMSURL+"?map="+szBDGAMapPath, featureType: "BDGA_REGIO_S_POLY_1M_13M", srsName: "EPSG:32198", featureNS: szHost, geometryName: "the_geom", schema: szMSURL+"?service=WFS&version=1.0.0&request=DescribeFeatureType&TypeName=BDGA_REGIO_S_POLY_1M_13M" }) }); //---------------------- in the MAPFILE---------------------// # add this in the WEB section of the MAP "wfs_namespace_prefix" "feature" "wfs_namespace_uri" "http://127.0.0.1:8080/"; Kai Behncke wrote: > Dear Till, Christopher and Alexandre, > > thank you again. Some steps further but not at the target :-( > > @Till: I got your example doing an onmouseover with an OpenLayers.Popup. > The internal id is recognised but I don`t get for example > the name, gid or other attributes as you did by: > > "myFeature.data.gid", > "myFeature.data.name" etc. > > An "alert (myFeature.data.gid);" in my case is undefined: ---> > > http://www.tourismus-maps.de/behncke/openlayers/workshop/test_wfs_1.html?lon_lat=8.05612609964141,52.2713145994324 > > Is there a special way you declared the "data"-Object? > > @Alexandre: I got your example to run locally with your WFS, but not yet with > mine: > > http://www.tourismus-maps.de/behncke/openlayers/workshop/test_wfs_2.html?lon_lat=8.05612609964141,52.2713145994324 > > > In your example you did: > > ----------- > wfs = new OpenLayers.Layer.Vector("States (SVG)", { > styleMap: styleMap, > projection: new OpenLayers.Projection("EPSG:4326"), > strategies: [new OpenLayers.Strategy.BBOX()], > protocol: new OpenLayers.Protocol.WFS({ > version: "1.0.0", > url: "http://sigma.openplans.org/geoserver/ows";, > featureType: "states", > srsName: "EPSG:4326", > featureNS: "http://www.openplans.org/topp";, > geometryName: "the_geom", > schema: > "http://sigma.openplans.org/geoserver/wfs?service=WFS&version=1.0.0&request=DescribeFeatureType&typeName=topp:states"; > }) > }); > ------------ > > As it`s written here > (http://dev.openlayers.org/apidocs/files/OpenLayers/Protocol/WFS/v1-js.html) > the URL should be the WFS-Service I think, but so far no succes > (neither with: > http://www.tourismus-maps.de/cgi-bin/mapserv?map=/home/promotion/behncke/gastronomap_wms/gastronomap_wfs.map&SERVICE=WFS&VERSION=1.0.0&Request=GetFeature&Typename=gastronomie_wfs > > nor > with:http://www.tourismus-maps.de/cgi-bin/mapserv?map=/home/promotion/behncke/gastronomap_wms/gastronomap_wfs.map) > > I wonder what happens at your: featureNS: > "http://www.openplans.org/topp"; ? > > In the moment I try with: > ------------------ > wfs = new OpenLayers.Layer.Vector("gastronomy", { > styleMap: styleMap, > projection: new OpenLayers.Projection("EPSG:900913"), > strategies: [new OpenLayers.Strategy.BBOX()], > protocol: new OpenLayers.Protocol.WFS({ > version: "1.0.0", > url: > "http://www.tourismus-maps.de/cgi-bin/mapserv?map=/home/promotion/behncke/gastronomap_wms/gastronomap_wfs.map";, > featureType: "gastronomie_wfs", > srsName: "EPSG:900913", > featurePrefix: "feature", > geometryName: "the_geom_900913", > schema: > "http://www.tourismus-maps.de/cgi-bin/mapserv?map=/home/promotion/behncke/gastronomap_wms/gastronomap_wfs.map&service=WFS&version=1.0.0&request=DescribeFeatureType&typeName=gastronomie_wfs"; > }) > }); > ------------- > > > ....but neither the wfs-objects are visualized nor does the popup-window > appear. > > I think it might has something to do with featureNS:?? > > Might the problem occur because I`m using a WFS by UMN MapServer, it > shouldn`t, should it? > > Has anybody an idea please? > > Thank you in advance, Kai > > > > -------- Original-Nachricht -------- > >> Datum: Thu, 26 Feb 2009 11:19:53 -0500 >> Von: Alexandre Dube <[email protected]> >> An: Kai Behncke <[email protected]> >> CC: Till Adams <[email protected]>, [email protected] >> Betreff: Re: [OpenLayers-Users] Displaying attributes by onmouseover >> > > >> Hi Kai, >> >> I've accomplished this kind of feature by customizing my own control. >> Its main purpose is to "highlight" features, but there's already a >> "displayPopup" property set to true by default. You could customize the >> content of the popup to do what you want it to do and that should do the >> trick. >> >> See an example and the code : >> >> http://dev.openlayers.org/sandbox/adube/openlayers/examples/highlight-feature.html >> http://svn.openlayers.org/sandbox/adube/openlayers/lib/OpenLayers/Control/HighlightFeature.js >> >> Or, you could use displayPopup:false and register your own featureset >> event, like in this example which displays Ext.Windows instead of a OL >> popup : ( click on the "edit road" button ) >> >> http://dev4.mapgears.com/bdga-mapfish/bdgaWFS-T.html >> >> Hope this helps, >> >> Alexandre >> >> Kai Behncke wrote: >> >>> Hi Till, >>> >>> >>> thank you for the code :-) >>> It`s quite helpful,although I didn`t get it to run as I want so far. >>> >>> The wfs is correctly visualized, I use that one: >>> >>> >> http://www.gastronomap.de/cgi-bin/mapserv?map=/home/promotion/behncke/gastronomap_wms/gastronomap_wfs.map&SERVICE=WFS&VERSION=1.0.0&Request=GetFeature&Typename=gastronomie_wfs >> >>> If I do a mouseover at the different points of the wfs the following >>> >>> feature_info_hover(arguments[0], gastronomap_wfs) is called. >>> >>> >>> I try: >>> >>> function feature_info_hover(feature, myWfsLayer) >>> { >>> alert (myWfsLayer.getFeatureById(feature.gid)); >>> >>> >>> ...and get always an alert with "null". >>> >>> (an "alert (feature);" gives an alert with [object Object], so I think >>> >> the arguments[0]-parameter is transported correctly). >> >>> Has anybody an idea why the gid of the feature doesn`t appear in the >>> >> alert? >> >>> Best regards, Kai >>> -------- Original-Nachricht -------- >>> >>> >>>> Datum: Tue, 24 Feb 2009 15:20:45 +0100 >>>> Von: Till Adams <[email protected]> >>>> An: Kai Behncke <[email protected]>, [email protected] >>>> Betreff: Re: [OpenLayers-Users] Displaying attributes by onmouseover >>>> >>>> >>> >>> >>>> Kai Behncke schrieb: >>>> >>>> >>>>> Dear Openlayers-Users, >>>>> >>>>> >>>>> I use an application with a couple of point objects (500) visualized >>>>> >> by >> >>>>> >>>>> >>>> a wms in the map. >>>> >>>> >>>>> I´m looking for a function that pops up a small window (for example >>>>> >>>>> >>>> with the name of an object) if I do a mouseover at an object in the >>>> >> map. >> >>>> >>>> >>>>> I think for this using a second layer ("invisible" wfs) could be best >>>>> >>>>> >>>> practise (or which other possibilities shall be usable)?? >>>> >>>> >>>>> As far as I can see a script like that does not exist in the examples >>>>> >>>>> >>>> (if I haven`t overseen it.....). >>>> >>>> >>>>> I would like to try to write one and supply it. >>>>> What is the way if I want to supply a script like that to the >>>>> >> examples? >> >>>>> Best regards, Kai Behncke >>>>> >>>>> >>>>> >>>> Kai, >>>> >>>> >>>> we use WFS and the select feature from OL:: >>>> >>>> ** >>>> * ------------------------------------------------------------------- >>>> * feature_info_hover >>>> * function to hover a feature open a new pop up window and destroy >>>> * it after 3000 milliseconds (variable at end of function) >>>> * >>>> * @feature >>>> * ------------------------------------------------------------------- >>>> */ >>>> function feature_info_hover(feature, myWfsLayer) >>>> { >>>> if (this.popup && NABU.MAP && NABU.MAP.popups && >>>> NABU.MAP.popups.length > 0) >>>> { >>>> window.clearTimeout(this.autodestroy); >>>> this.popup.destroy(); >>>> this.popup = null; >>>> } >>>> var myFeature = myWfsLayer.getFeatureById(feature.id); >>>> >>>> if (myFeature) >>>> { >>>> >>>> var window_position = new >>>> OpenLayers.LonLat(myFeature.geometry.x, myFeature.geometry.y); >>>> this.popup = new OpenLayers.Popup("ol-info-popup", >>>> window_position, null, '<div class="map-kurzinfo-popup"><span>' + >>>> myFeature.data.name + '</span><br><span >>>> >> onclick="javascript:OpenInfo(\'' >> >>>> + myFeature.data.gid + '\',\'' + myWfsLayer.typename + '\')" >>>> style="cursor:pointer;">weitere Informationen</span></div>', false); >>>> this.popup.autoSize = true; >>>> map.addPopup(this.popup, true); >>>> this.autodestroy = window.setTimeout(function() >>>> { >>>> if (map && map.popups && map.popups.length > 0) >>>> { >>>> var len = map.popups.length; >>>> for (var i = 0; i < len; i++) >>>> { >>>> if (map.popups[i] && map.popups[i].destroy) >>>> { >>>> map.popups[i].destroy(); >>>> } >>>> } >>>> } >>>> }, 3000); >>>> } >>>> } >>>> >>>> See that we refer manually to "myFeature.data.gid", >>>> "myFeature.data.name" and "myFeature.data.typename" which is not really >>>> them ost elegant way... >>>> >>>> Then initiate it through that code in the ol init function: >>>> >>>> >>>> hover.parken = new OpenLayers.Control.SelectFeature(tbl_p_parken, { >>>> callbacks: { >>>> 'over': function() >>>> { >>>> feature_info_hover(arguments[0], tbl_p_parken); >>>> } >>>> } >>>> }); >>>> map.addControl(hover.parken); >>>> hover.parken.activate(); >>>> >>>> >>>> Where "tbl_p_parken" is our WFS defined in the layer section of the ol >>>> init function. This only works for one layer as the select feature of >>>> >> OL >> >>>> in the moment only handles one layer, this is to be changed on the next >>>> OL versions. >>>> >>>> Regards, Till >>>> >>>> >>>> ---------------------------------------------------------- >>>> terrestris GmbH & Co. KG >>>> Irmintrudisstrasse 17 >>>> 53111 Bonn >>>> Germany >>>> >>>> Till Adams >>>> Geschäftsführung >>>> >>>> Tel: +49 (0)228 / 962 899-52 >>>> Fax: +49 (0)228 / 962 899-57 >>>> [email protected] http://www.terrestris.de >>>> Amtsgericht Bonn, HRA 6835 >>>> --------------------------------------------------------- >>>> >>>> Komplementärin: >>>> >>>> terrestris Verwaltungs GmbH >>>> >>>> vertreten durch: >>>> Hinrich Paulsen, Till Adams >>>> >>>> >>> >>> >> -- >> Alexandre Dubé >> Mapgears >> www.mapgears.com >> > > -- Alexandre Dubé Mapgears www.mapgears.com _______________________________________________ Users mailing list [email protected] http://openlayers.org/mailman/listinfo/users
