{ "class": "go.TreeModel", "nodeDataArray": [ {"key":0, "text":"根节点", "font":"bold 13px sans-serif","loc":"0 0"}, {"text":"这是新节点", "brush":"lightblue", "parent":0, "key":-2, "loc":"59.00000000000001 -13.32285156250002"}, {"text":"这是新节点", "brush":"lightblue", "parent":0, "key":-3, "loc":"59.00000000000001 14.189306640625006"}, {"text":"这是新节点", "brush":"lightblue", "parent":0, "key":-4, "loc":"-20 -2.0667724609374964", "dir":"left"}, {"text":"这是新节点", "brush":"lightblue", "parent":0, "key":-5, "loc":"-20 25.445385742187504", "dir":"left"} ] }