function mxPartitionLayout(a,b,c,d){mxGraphLayout.call(this,a);this.horizontal=null!=b?b:!0;this.spacing=c||0;this.border=d||0}mxPartitionLayout.prototype=new mxGraphLayout;mxPartitionLayout.prototype.constructor=mxPartitionLayout;mxPartitionLayout.prototype.horizontal=null;mxPartitionLayout.prototype.spacing=null;mxPartitionLayout.prototype.border=null;mxPartitionLayout.prototype.resizeVertices=!0;mxPartitionLayout.prototype.isHorizontal=function(){return this.horizontal};