When you intialize your map, pass it a "restrictedExtent" so that it will only show your area of interest. See this example :
http://openlayers.org/dev/examples/restricted-extent.html Also, it should be possible to use one of your vector layers as a basemap, rather than creating a layer that does nothing. Lennox On Mon, Jul 19, 2010 at 7:36 PM, Mike Purvis <m...@uwmike.com> wrote: > Well, I'm only displaying blank tiles on that layer, but there are a number > of items in the vector layer aboveāI would like to restrict the viewport to > the region containing these items. > > M. > > > > On Mon, Jul 19, 2010 at 6:04 PM, Lennox Antoine <lxn...@gmail.com> wrote: > >> What effect are you referring to? Why do you care to restrict the bounds >> of the layer if you're just displaying blank tiles? >> >> Lennox >> >> >> On Mon, Jul 19, 2010 at 5:19 PM, Mike Purvis <m...@uwmike.com> wrote: >> >>> In both those cases I get global coordinates, though, don't I? >>> >>> My Image layer is like so: >>> >>> baseLayer = new OpenLayers.Layer.Image( "Image", >>> "/static/img/gridmap.png", >>> new OpenLayers.Bounds(0, 0, 3, 3), >>> new OpenLayers.Size(600, 600), >>> {}); >>> >>> It's a 600x600 image, and the coordinate system of the map scales that >>> from 0..3. Is there a straightforward way to get this effect with either of >>> the two above solutions? >>> >>> Thanks. >>> >>> >>> >>> On Mon, Jul 19, 2010 at 5:10 PM, BMcBride <bmcbr...@chacompanies.com>wrote: >>> >>>> >>>> var nobase = new OpenLayers.Layer("No Basemap",{isBaseLayer: true, >>>> 'displayInLayerSwitcher': true}); >>>> >>>> ----- >>>> Bryan R. McBride, GISP >>>> http://www.bryanmcbride.com bryanmcbride.com >>>> http://geoserving.net/ geoserving.net >>>> -- >>>> View this message in context: >>>> http://osgeo-org.1803224.n2.nabble.com/Empty-Base-Layer-tp5314013p5314066.html >>>> Sent from the OpenLayers Users mailing list archive at Nabble.com. >>>> _______________________________________________ >>>> Users mailing list >>>> Users@openlayers.org >>>> http://openlayers.org/mailman/listinfo/users >>>> >>> >>> >>> >>> -- >>> http://uwmike.com >>> >> >> > > > -- > http://uwmike.com >
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