ex11_4

代码说明：

  利用GUI设计工具设计图11-23所示的用户界面。该界面包括一个用于显示图形的轴对象，显示的图形包括表面图、网格图或等高线图。(use of GUI design tool for the design shown in the 11-23 user interface. The interface includes a graphics for the show axis targets, including graphic display surface map grid map or contour map.)