该源码为MFC编写的一个可以实现用鼠标勾画轨迹的程序，下载后可直接运行-The source code for the MFC can be achieved, prepared a sketch with the mouse trajectory program, after downloading, can be directly run

This sample demonstrates feature editing using the control commands in conjunction with the ToolbarControl and MapControl. The AddItem method is used within the Form_Load event to add new feature editing commands to the ToolbarControl with the