一个用MFC写的基本绘制矩形与椭圆的程序-Using MFC to write a basic rectangle and ellipse drawing program

基于MFC单文档像是绘制直线，圆，椭圆。治安先画法有DDA，中点，Breaseme画法，圆有两种画法-Like to draw a straight line, circle, ellipse-based MFC single document. The law and order first painting DDA, the midpoint the, Breaseme painting, round two painting