mxCellEditor.prototype.prepareTextarea=function(){null!=this.textarea.lastChild&&"BR"==this.textarea.lastChild.nodeName&&this.textarea.removeChild(this.textarea.lastChild)};mxCellEditor.prototype.isHideLabel=function(a){return!0};mxCellEditor.prototype.getMinimumSize=function(a){var b=this.graph.getView().scale;return new mxRectangle(0,0,null==a.text?30:a.text.size*b+20,"left"==this.textarea.style.textAlign?120:40)};