MFC中基于对话框程序，在picture控件上画图，使用不同的颜色的线条-MFC dialog-based program, the picture controls on the drawing, using lines of different colors

简单的画板，能够进行绘图及书写文字，C++课程设计，M F C窗口设计，完成像windows功能下的画图软件功能。-C++ curriculum design, MFC window design, complete with Sketchpad function like window