根据计算机图形学老师要求完成的一项MFC作业。工程里面包括DDA画线、扫描线填充法、种子填充法、中点画线法以及一些类库函数调用等的演示。-According to computer graphics teacher MFC required to complete an operation. DDA works including paintings inside line, scan line filling, seed filling, in stipple line method as w