1. 多文档 MFC 程序
2. 能画基本的二维图形：线段、三角形、矩形、圆、椭圆、任意多边形、文字
3. 位图的操作：能读入位图，并在位图上画图，能把图形保存为位图
4. 编辑功能：设置属性（线型、填充方式、颜色、字体、字体大小）
5. 快捷菜单：快捷菜单应该有
6. 序列化：能把图形图像保存为文件，也能从文件中读出并显示图形和图像(1. multi document MFC program
2. can draw basic two-dimensional graphics: line segment, triangle, rectangle, circle, ellipse, arbitrary polygon, and text
3. bitmap operation: can read the bitmap, and picture on the bitmap, can save the figure as a bitmap
4. edit function: set properties (line type, fill mode, color, font, font size)
5. shortcut menu: the shortcut menu should have
6. serialization: can save graphic images as files, and can read and display graphics and images from files.)