Making dateline handling work with ratio.

lib/OpenLayers/Renderer/Elements.js

@@ -498,8 +498,9 @@ OpenLayers.Renderer.Elements = OpenLayers.Class(OpenLayers.Renderer, {
         var coordSysUnchanged = OpenLayers.Renderer.prototype.setExtent.apply(this, arguments);
         var resolution = this.getResolution();
         if (this.map.baseLayer && this.map.baseLayer.wrapDateLine) {
-            coordSysUnchanged = this.featureDx === 0;
             var rightOfDateLine,
+                ratio = extent.getWidth() / this.map.getExtent().getWidth(),
+                extent = extent.scale(1 / ratio),
                 world = this.map.getMaxExtent();
             if (world.right > extent.left && world.right < extent.right) {
                 rightOfDateLine = true;