是一个绘图程序，用mfc开发，有填充，有画直线，有画曲线，但是这些功能的实现完全是自己实现，不是用windows里自带的功能，对于学习图形算法的朋友们有一定的帮助-Is a drawing program, with mfc development, there are filled, there are painting a straight line, there are paintings curve, but the realization of these features is en