If you're using OpenLayers trunk from svn, you can use OpenLayers.Layer.GoogleNG instead of OpenLayers.Layer.Google. All tiles will then move in sync. See http://openlayers.org/dev/examples/google-ng.html for an example.
Andreas. On Jul 24, 2011, at 22:02 , Alessandro Ferrucci wrote: > I am trying to verify that I don't see this behavior with google maps > v2. I switched the google maps script to specify v=2 but I still get > the delayed tile dragging. > > On Sun, Jul 24, 2011 at 3:56 PM, Alessandro Ferrucci > <[email protected]> wrote: >> I am experiencing the exact same of what this ticket says: >> >> http://trac.osgeo.org/openlayers/ticket/2929 >> >> does this mean that currently it's an issue in google maps v3? >> >> Thanks, >> Alessandro Ferrucci >> >> On Sun, Jul 24, 2011 at 3:50 PM, Alessandro Ferrucci >> <[email protected]> wrote: >>> Hello, >>> I have the following code >>> >>> var map; >>> var projectionWGS84 = new OpenLayers.Projection("EPSG:4326"); >>> var projectionMercator = new >>> OpenLayers.Projection("EPSG:900913"); >>> // Avoid pink error tiles >>> OpenLayers.IMAGE_RELOAD_ATTEMPTS = 3; >>> OpenLayers.Util.onImageLoadErrorColor = "transparent"; >>> >>> function init(){ >>> var options = { >>> projection: new OpenLayers.Projection("EPSG:900913"), >>> displayProjection: new >>> OpenLayers.Projection("EPSG:4326"), >>> units: "m", >>> maxResolution: 156543.0339, >>> maxExtent: new OpenLayers.Bounds(-20037508, >>> -20037508,20037508, 20037508), >>> restrictedExtent: new >>> OpenLayers.Bounds(-164.88281,5.09094,-41.39648,52.69636).transform(projectionWGS84,projectionMercator), >>> controls:[ >>> new OpenLayers.Control.Navigation(), >>> new OpenLayers.Control.ArgParser(), >>> new OpenLayers.Control.Attribution(), >>> new OpenLayers.Control.PanZoomBar({ position: >>> new OpenLayers.Pixel(2, 15) }), >>> new OpenLayers.Control.Scale($('scale')), >>> new OpenLayers.Control.LayerSwitcher(), >>> new OpenLayers.Control.MousePosition(), >>> new OpenLayers.Control.Permalink() >>> ] >>> }; >>> map = new OpenLayers.Map('map',options); >>> var googleHibridLayer = new OpenLayers.Layer.Google( >>> "Google Hibrid", {type: google.maps.MapTypeId.HYBRID, >>> 'sphericalMercator': true,isBaseLayer: true } ); >>> var googleStreetLayer = new OpenLayers.Layer.Google( >>> "Google Street", {'sphericalMercator':true} ); >>> var addressLayer = new OpenLayers.Layer.WMS( >>> "Addresses", "<WMS SERVER HOSTNAME>", >>> { >>> LAYERS: 'cira:address', >>> STYLES: '', >>> format: 'image/png', >>> tiled: true, >>> transparent:true, >>> tilesOrigin : map.maxExtent.left + ',' + >>> map.maxExtent.bottom >>> }, >>> { >>> buffer: 10, >>> displayOutsideMaxExtent: true, >>> isBaseLayer: false >>> } >>> ); >>> >>> map.addLayers([googleStreetLayer,googleHibridLayer,addressLayer]); >>> var USABounds=new >>> OpenLayers.Bounds(-124.731,24.956,-66.97,49.372); >>> >>> USABounds.transform(projectionWGS84,map.getProjectionObject()); >>> map.zoomToExtent(USABounds); >>> } >>> >>> The WMS looks to be overlaying fine, but when I pan the map the tiles >>> look like they are "shifting plates" meaning they look like they are >>> moving independently and it looks quite ugly. >>> >>> I have tried adding "projection: new >>> OpenLayers.Projection("EPSG:900913")," as an option to the WMS layer >>> itself thinking maybe that would fix it but it did not. >>> >>> I'm using stable Openlayers 2.10 >>> Any ideas? >>> >>> Thank you, >>> -- >>> Signed, >>> Alessandro Ferrucci >>> >> >> >> >> -- >> Signed, >> Alessandro Ferrucci >> > > > > -- > Signed, > Alessandro Ferrucci > _______________________________________________ > 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
