         joint.layout.DirectedGraph.layout graph,
           setLinkVertices: false
           rankDir: 'lr'
-          nodeSep: 50
-          rankSep: 50
+          nodeSep: 150
+          rankSep: 150
         return
 
       V(paper.viewport).translate 20, 20


      #layout($scope.xxx)
      # ---
      # generated by js2coffee 2.0.1
    scope:
      nodes: '=',
    link: ($scope, $el, $attrs) ->



      # Helpers.
      # --------

      buildGraph = (data) ->

        flare = get_flare data.links


        elements = []
        links = []
        _.each data.nodes, (node) ->
