mxPrintPreview.prototype.getRoot=function(){var a=this.graph.view.currentRoot;null==a&&(a=this.graph.getModel().getRoot());return a};mxPrintPreview.prototype.useCssTransforms=function(){return!mxClient.NO_FO&&!mxClient.IS_SF};mxPrintPreview.prototype.isCellVisible=function(a){return!0};