mxGraphAbstractHierarchyCell.prototype.setGeneralPurposeVariable=function(a,b){return null};mxGraphAbstractHierarchyCell.prototype.setX=function(a,b){this.isVertex()?this.x[0]=b:this.isEdge()&&(this.x[a-this.minRank-1]=b)};mxGraphAbstractHierarchyCell.prototype.getX=function(a){return this.isVertex()?this.x[0]:this.isEdge()?this.x[a-this.minRank-1]:0};mxGraphAbstractHierarchyCell.prototype.setY=function(a,b){this.isVertex()?this.y[0]=b:this.isEdge()&&(this.y[a-this.minRank-1]=b)};