斯塔纳树算法的图形化表示，利用图形界面显示斯塔纳树的形状，能够通过鼠标事件添加节点/删除节点/移动节点/局部放大等等。开发环境为Qt-Smetana tree algorithm graphical representation, using the graphical interface display Smetana tree shape, can through the mouse events add/delete node/node mobile node/local amplific