mxVertexHandler.prototype.hideSizers=function(){this.setHandlesVisible(!1)};mxVertexHandler.prototype.checkTolerance=function(a){this.inTolerance&&null!=this.startX&&null!=this.startY&&(mxEvent.isMouseEvent(a.getEvent())||Math.abs(a.getGraphX()-this.startX)>this.graph.tolerance||Math.abs(a.getGraphY()-this.startY)>this.graph.tolerance)&&(this.inTolerance=!1)};mxVertexHandler.prototype.updateHint=function(a){};mxVertexHandler.prototype.removeHint=function(){};