mxCell.prototype.getParent=function(){return this.parent};mxCell.prototype.setParent=function(a){this.parent=a};mxCell.prototype.getTerminal=function(a){return a?this.source:this.target};mxCell.prototype.setTerminal=function(a,b){b?this.source=a:this.target=a;return a};mxCell.prototype.getChildCount=function(){return null==this.children?0:this.children.length};mxCell.prototype.getIndex=function(a){return mxUtils.indexOf(this.children,a)};