一款C++作图软件，功能和界面布局接近3D MAX，程序代码质量非常高，对CAD,3D程序编写等学习有帮助，希望带给大家希望。-A C++ mapping software, functions and interface layout close to 3D MAX, a very high quality code, the CAD, 3D programming, such as learning to help, I hope to leave you with hope.

实现双击全屏和缩小切换功能。动态实现N*M布局。-Double-click the full-screen and narrow the switching function. Dynamic N* M layout.