图形学扫描线填充算法，具有填充选择功能的代码体，C语言编写，以编译-graphics scanning fill algorithm, filled with choice of body function code, C language, compiler

"Plot to Bitmap" allows the user to directly plot lines, text and filled polygons into an image, thus without taking a screen-shot (getframe). This function is also useful if you want to convert a few coordinates describing a region co

运用CDC类的主要绘图成员函数，定义、选取画笔，定义、选取画刷，绘制多边形。　　　本实验的例子全部在TestView.cpp文件的void CTestView：：OnDraw（CDC * pDC）函数中完成。 　　　实验预期结果：绘制一个由8个三角形组成的八边形，每个三角形用不同的颜色填充，颜色次序为彩虹色。-Use CDC class drawing member functions defined, select the brush, the definition, select a b