I try the 'restrictedExtent' option, but nothing change. Maybe I need to use virtual earth alone without openlayers in my case?
Christopher Schmidt-2 wrote: > > On Wed, May 13, 2009 at 02:48:03AM -0700, willson wrote: >> >> I try to use the "spherical-mercator" example in openlayers/example to >> display mycity. I just change the map options "maxResolution" and >> "maxExtent". > > You can't do this -- at least not easily -- with spherical mercator > layers. > I recommend using 'restrictedExtent' for the latter, and I don't think > there's a way to do the former. > > -- Chris > >> The question is : the map doesn't display mycity but whole >> china, when I zoom in, the map center goes to africa, and the map can't >> pan. >> All seems strange. >> Here is the code, any help would be appreciate! >> >> <html xmlns="http://www.w3.org/1999/xhtml";> >> <head> >> <link rel="stylesheet" href="../theme/default/style.css" >> type="text/css" >> /> >> <link rel="stylesheet" href="style.css" type="text/css" /> >> <style type="text/css"> >> .olControlAttribution { bottom: 0px!important } >> #map { >> height: 512px; >> } >> </style> >> >> <script >> src="http://dev.ditu.live.com/mapcontrol/mapcontrol.ashx?v=6.1";></script> >> >> <script src="../lib/OpenLayers.js"></script> >> <script type="text/javascript"> >> >> // make map available for easy debugging >> var map; >> >> // avoid pink tiles >> OpenLayers.IMAGE_RELOAD_ATTEMPTS = 3; >> OpenLayers.Util.onImageLoadErrorColor = "transparent"; >> >> function init(){ >> var options = { >> maxResolution: 0.002805990515625, >> maxExtent: new OpenLayers.Bounds(113.03035471400001, >> 22.125695214, >> >> 113.74868828599999, 22.844028786) >> }; >> map = new OpenLayers.Map('map', options); >> >> >> >> // create Virtual Earth layers >> var veroad = new OpenLayers.Layer.VirtualEarth( >> "Virtual Earth Roads", >> {'type': VEMapStyle.Road, 'sphericalMercator': true} >> ); >> var veaer = new OpenLayers.Layer.VirtualEarth( >> "Virtual Earth Aerial", >> {'type': VEMapStyle.Aerial, 'sphericalMercator': true} >> ); >> var vehyb = new OpenLayers.Layer.VirtualEarth( >> "Virtual Earth Hybrid", >> {'type': VEMapStyle.Hybrid, 'sphericalMercator': true} >> ); >> >> >> >> map.addLayers([veroad, veaer, vehyb]); >> map.addControl(new OpenLayers.Control.LayerSwitcher()); >> map.addControl(new >> OpenLayers.Control.EditingToolbar(vector)); >> map.addControl(new OpenLayers.Control.Permalink()); >> map.addControl(new OpenLayers.Control.MousePosition()); >> if (!map.getCenter()) {map.zoomToMaxExtent()} >> } >> >> </script> >> </head> >> <body onload="init()"> >> <h1 id="title">OpenLayers Spherical Mercator Example</h1> >> >> <div id="tags"> >> </div> >> >> <div id="map" class="smallmap"></div> >> >> <div id="docs"> >> </div> >> </body> >> </html> >> >> >> >> >> -- >> View this message in context: >> http://n2.nabble.com/Virtual-Earth-Issue-tp2880849p2880849.html >> Sent from the OpenLayers Users mailing list archive at Nabble.com. >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://openlayers.org/mailman/listinfo/users > > -- > Christopher Schmidt > MetaCarta > _______________________________________________ > Users mailing list > [email protected] > http://openlayers.org/mailman/listinfo/users > > -- View this message in context: http://n2.nabble.com/Virtual-Earth-Issue-tp2880849p2885129.html Sent from the OpenLayers Users mailing list archive at Nabble.com. _______________________________________________ Users mailing list [email protected] http://openlayers.org/mailman/listinfo/users
