e&&(e=this.getTooltipForCell(a.cell)));return e};mxGraph.prototype.getTooltipForCell=function(a){return null!=a&&null!=a.getTooltip?a.getTooltip():this.convertValueToString(a)};mxGraph.prototype.getLinkForCell=function(a){return null};mxGraph.prototype.getLinkTargetForCell=function(a){return null};mxGraph.prototype.getCursorForMouseEvent=function(a){return this.getCursorForCell(a.getCell())};mxGraph.prototype.getCursorForCell=function(a){return null};