使用VC开发平台，MFC框架实现饼图柱状图-The use of VC development platform, MFC framework to achieve pie chart histogram

实现了直方图均衡的功能，用VC++，MFC完成大家伙可以仔细看看带代码，一起学习研究研究-Achieve a histogram equalization function with VC++, MFC complete with the big guys can look at the code, along with study and research studies to see