Maybe your WMS is not configured to use alpha transparency with format image/png. Your configuration would definitely work fine with GeoServer.
Andreas. On Mon, Mar 5, 2012 at 8:08 PM, spiveygb <[email protected]> wrote: > Andreas, > > > > Yes. Here is how I’m building the layer: > > > > lyrName = new OpenLayers.Layer.WMS( > > layer.title, > > baseUrl, > > { > > layers: layer.name, > > format: 'image/png', > > transparent: true > > }, > > { > > isBaseLayer: false, > > singleTile: true, > > ratio: 1, > > transitionEffect: 'resize' > > } > > ); > > > > Brett Spivey > > NC OneMap Programmer > > Center for Geographic Information & Analysis > > Office of the State Chief Information Officer > > 919.754.6591 > > [hidden email] > > http://www.cgia.state.nc.us > > > > Email correspondence to and from this address may be subject to the North > Carolina Public Records Law and may be disclosed to third parties by an > authorized state official. > > > > From: Andreas Hocevar-2 [via OSGeo.org] [mailto:ml-node+[hidden email]] > Sent: Friday, March 02, 2012 9:48 PM > To: Spivey, Brett > Subject: Re: using default transparency from service > > > > Hi, > > do you have your WMS layer configured with something like > > {layers: "mylayer", transparent: true, format: "image/png"} > > Then things should work. > > Andreas. > > On Wed, Feb 29, 2012 at 9:17 PM, spiveygb <[hidden email]> wrote: > > >> When accessing services from ArcGIS Server, either REST or WMS, the layers >> are opaque although they have some transparency by default. Is there no >> way >> to have the layers draw as intended directly from the service? I know I >> can >> set opacity when creating the layer but users can add or access >> services/layers from many different servers (that aren't mine). In other >> words, I don't know what services or layers they may add. Therefore, I >> don't >> want to "assign" a static transparency value for every one of them by >> default in the code. >> ________________________________ >> View this message in context: using default transparency from service >> Sent from the OpenLayers Users mailing list archive at Nabble.com. >> >> _______________________________________________ >> Users mailing list >> [hidden email] >> http://lists.osgeo.org/mailman/listinfo/openlayers-users >> > > > > > -- > Andreas Hocevar > OpenGeo - http://opengeo.org/ > Expert service straight from the developers. > _______________________________________________ > Users mailing list > [hidden email] > http://lists.osgeo.org/mailman/listinfo/openlayers-users > > ________________________________ > > If you reply to this email, your message will be added to the discussion > below: > > http://osgeo-org.1560.n6.nabble.com/using-default-transparency-from-service-tp4532730p4541403.html > > To unsubscribe from using default transparency from service, click here. > NAML > > > ________________________________ > > E-mail correspondence to and from this address may be subject to the North > Carolina Public Records Law and may be disclosed to third parties by an > authorized state official. > > ________________________________ > View this message in context: RE: using default transparency from service > > Sent from the OpenLayers Users mailing list archive at Nabble.com. > > _______________________________________________ > Users mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/openlayers-users > -- Andreas Hocevar OpenGeo - http://opengeo.org/ Expert service straight from the developers. _______________________________________________ Users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/openlayers-users
