供初学者学习编程的好例子,用c#编写的简单画图软件源码-For beginners to learn a good example of programming with c# to prepare a simple drawing software source

画图软件源码，了解图像读取保存及绘制，同时更好的了解C++的基础知识。(Drawing software source code, to understand the image preservation, reading and drawing, and a better understanding of the basic knowledge of C++.)