[OpenLayers-Users] Openlayers with mapserv

Mon Aug 20 17:34:20 EDT 2007

On Mon, Aug 20, 2007 at 05:13:47PM -0400, Paul Spencer wrote:
> James,
> 
> I think your units might need to be lower case ('dd') and your  
> maxResolution is missing a decimal after the 1 (it should be 1.46095).

The former wouldn't actually matter (scale, by default, is the only
thing affected by units) but the latter definitely would. 

-- Chris

> Cheers
> 
> Paul
> 
> On 20-Aug-07, at 4:12 PM, James McManus McManus wrote:
> 
> > I am attempting to use OpenLayers with mapserver. I have been able  
> > to bring up the OL zoom and directional buttons, but my maps are  
> > not appearing. Somethings is incorrect in how I am trying to access  
> > mapserver and the mapfile. However, I am not getting any server  
> > errors. The same mapfile works outside of OpenLayers. When I  
> > configured mapserver, I specified --with-wmsclient. Is there  
> > something else I have to do to setup mapserver or the mapfile, so  
> > It can be access through OpenLayers? Below is my html file:
> >
> > <html xmlns="http://www.w3.org/1999/xhtml">
> >   <head>
> >     <style type="text/css">
> >     v\:* {
> >       behavior:url(#default#VML);
> >     }
> >     </style>
> >     <meta http-equiv="Content-Type" content="text/html;  
> > charset=iso-8859-1" />
> >     <script src="lib/OpenLayers.js"></script>
> >   </head>
> >   <body>
> >     <div id="map" style="width: 400px; height: 400px"></div>
> >     <script defer="defer" type="text/javascript">
> >        var map = new OpenLayers.Map( 'map', {'projection':'EPSG: 
> > 4326', 'units':'DD',
> >                      'maxExtent': new OpenLayers.Bounds(-68.50,  
> > 44.117, -68.00, 44.615),
> >                      'maxResolution': 146095 } );
> >        var wmsurl =  "http://www.aratasystems.com/cgi-bin/mapserv? 
> > map=\\mapdata\\MDI.map&"
> >        var wmsmdi = new OpenLayers.Layer.WMS( "MDI", wmsurl,
> >                     {layers: "DEM30,ponds,streams,roads",  
> > transparent:"true",format: "image/png"},
> >                     {tileSize: new OpenLayers.Size(400, 400),  
> > buffer: 1 },
> >                     {'isBaseLayer':true} );
> >        map.addLayer(wmsmdi);
> >
> >        var MDI = new OpenLayers.LonLat(-68.5, 44.63);
> >        map.setCenter(MDI, 3);
> >        map.addControl(new OpenLayers.Control.LayerSwitcher());
> >     </script>
> >   </body>
> > </html>
> >
> > _______________________________________________
> > Users mailing list
> > Users at openlayers.org
> > http://openlayers.org/mailman/listinfo/users
> 
> +-----------------------------------------------------------------+
> |Paul Spencer                          pspencer at dmsolutions.ca    |
> +-----------------------------------------------------------------+
> |Chief Technology Officer                                         |
> |DM Solutions Group Inc                http://www.dmsolutions.ca/ |
> +-----------------------------------------------------------------+
> 
> 
> 
> 
> 
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-- 
Christopher Schmidt
MetaCarta