绅博GDATA AntiVirenKit（中国）官方论坛_简易CAD绿色(测试)版 用c++写的一个仿二维CAD程序

仿AutoCAD操作模式的绘图程序，功能包括直线、圆、矩形的绘制及对象捕捉、动态缩放、图元拾取等功能。-The mode of operation of the imitation AutoCAD drawing program, features include the drawing of straight lines, circles, rectangles, and Object Snap, dynamic scaling, primitive pickup and other func