code: function(source, dest) {
          if (source && dest) {
              for (var i=0, len=this.components.length; i<len - 1; i++) {
                  var component = this.components[i];
                  component.transform(source, dest);
              }
              this.bounds = null;
          }
          return this;
      }
docs: APIMethod: transform
  Reproject the components geometry from source to dest.
  
  Parameters:
  source - {<OpenLayers.Projection>}
  dest - {<OpenLayers.Projection>}
  
  Returns:
  {<OpenLayers.Geometry>}