mxGraphHandler.prototype.mouseDown=function(a,b){if(!b.isConsumed()&&this.isEnabled()&&this.graph.isEnabled()&&null!=b.getState()&&!mxEvent.isMultiTouchEvent(b.getEvent())&&(a=this.getInitialCellForEvent(b),this.delayedSelection=this.isDelayedSelection(a,b),this.cell=null,this.isSelectEnabled()&&!this.delayedSelection&&this.graph.selectCellForEvent(a,b.getEvent()),this.isMoveEnabled())){var c=this.graph.model,d=c.getGeometry(a);this.graph.isCellMovable(a)&&(!c.isEdge(a)||1<this.graph.getSelectionCount()||