这是我多年以前学习的代码，它实现了一个极小型的CAD，对VC的初学者会有帮助，尤其是对图形编程感兴趣的朋友-years ago to study the code, it achieved a very small CAD, VC and beginners will be helpful, especially for graphical programming of interest to a friend

VC实现的一个小型绘图软件，允许用户绘制线条，矩形圆等，并且可以输入文字，可保存读取整个图像。-VC to achieve a small graphics software that allows users to draw lines, rectangles, circles, etc., and can enter text, save to read the entire image.

一个mini版的cad作图系统，使用vc++开发，可以作为参考。(a mini cad system, developed based on visual c++ platform, can be referenced for developing.)