用VC2008编写，实现了画线，圆，曲线，正方形等，能换颜色，能选择图形，删除图形，写汉字注释，保存图形。能放大图形，缩小图形等功能-Prepared with the VC2008 realized drawing lines, circles, curves, squares, etc., can change colors, be able to select graphics, remove the graphics, writing Chinese characters notes,