[OpenLayers-Users] click to select, highlight feature example

[Nicholas Efremov-Kendall]

I've taken the select control out entirely, and the highlight works
independently of the select control. Do I need to specify a click handler?

On Tue, Jun 16, 2009 at 4:39 PM, Eric Lemoine
<eric.lemoine at camptocamp.com>wrote:

> On Tuesday, June 16, 2009, Nicholas Efremov-Kendall
> <n.e.kendall at gmail.com> wrote:
> > Hi all,
> >
> > another novice error probably. I'm trying to replicate the function of
> the click to select, highlight selected example. I essentially copy/pasted
> the example into my code, but I'm perplexed as to why I don't have the
> select on click feature activated? The highlighting works fine, but nothing
> happens when I click. My current set up is very close to the example, except
> I use a local gml rather than the vectors from the wkt geometry.
> > here's my code, and I'm using the web-url for the code.
>
> Looking at your code I have no idea what's wrong. Have you try
> removing the hover (highlightOnly) control to see if the click control
> then works?
>
> >
> > var map, controls;
> > function init() {
> >             map = new OpenLayers.Map ("map",
> >                     {
> >                     controls:[
> >                     new OpenLayers.Control.Navigation(),
> >                     new OpenLayers.Control.PanZoomBar(),
> >                     new OpenLayers.Control.LayerSwitcher(),
> >                     new OpenLayers.Control.Attribution()],
> >                 sphericalMercator: true,
> >                 maxExtent: new
> OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34),
> >                 maxResolution: 156543.0399,
> >                 numZoomLevels: 19,
> >                 units: 'm',
> >                 projection: new OpenLayers.Projection("EPSG:900913"),
> >                 displayProjection: new
> OpenLayers.Projection("EPSG:4326"),
> >                     }
> >             );
> >             var myBaseLayer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
> >         "http://labs.metacarta.com/wms/vmap0", {layers: 'basic',
> projection: "myproj"} );
> >          map.addLayer(myBaseLayer);
> >
> >          var topo = new OpenLayers.Layer.GML("Topography",
> "data/test4.gml", {
> >   projection: new OpenLayers.Projection("EPSG:4326")});
> >          map.addLayer(topo);
> > // Selection and hoverstate controls
> >           var report = function(e) {
> >                 OpenLayers.Console.log(e.type, e.feature.id);
> >             };
> >
> >             var highlightCtrl = new
> OpenLayers.Control.SelectFeature(topo, {
> >                 hover: true,
> >                 highlightOnly: true,
> >                 renderIntent: "temporary",
> >                 eventListeners: {
> >                     beforefeaturehighlighted: report,
> >                     featurehighlighted: report,
> >                     featureunhighlighted: report
> >                 }
> >             });
> >
> >    var selectCtrl = new OpenLayers.Control.SelectFeature(topo,
> >                 {clickout: true}
> >             );
> >
> >             map.addControl(highlightCtrl);
> >               map.addControl(selectCtrl);
> >
> >             highlightCtrl.activate();
> >             selectCtrl.activate();
> >
> >             if( ! map.getCenter() ){
> >             topo.events.register('loadend', topo,
> function(){map.zoomToExtent(topo.getDataExtent())});
> >             map.setCenter(null, null);
> >             };
> >             }
> >
> >
>
> --
> Eric Lemoine
>
> Camptocamp France SAS
> Savoie Technolac, BP 352
> 73377 Le Bourget du Lac, Cedex
>
> Tel : 00 33 4 79 44 44 96
> Mail : eric.lemoine at camptocamp.com
> http://www.camptocamp.com
>
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