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集中介绍了HDC,CDC,CClientDC,CPaintDC,CWindowDC的使用方法和区别，绘图显示效果，区分窗口客户区。(Focus on the HDC, CDC, CClientDC, CPaintDC, CWindowDC to use and distinction, graphics effects, to distinguish the window client area.)

利用Dvenport谱求解风速时程，并绘图(Using Dvenport spectrum to solve the wind speed time history, and draw it)

lighting simulation in pscad

画图程序,你可以参考上面的代码编写绘制直线，圆，椭圆和矩形，此外，还可以绘制文字和调节颜色(Drawing program,you can draw line,rectangle,ellipse,triangle,and other things,also,words,and color you can sellect)

GDI source code. You can learn drawing in first

MFC画图板，可以画一些基本图形，如直线，椭圆，扇形，矩形，弦形，三角形。 可以保存为BMP的文件(MFC drawing board, you can draw some basic graphics, such as line, ellipse, sector, rectangle, string, triangle. Files that can be saved as BMP)

实现菜单功能。包含新建、打开、另存为、关闭、撤销 功能 实现曲线、直线、椭圆、矩形、橡皮擦等画图形功能 实现颜色选择功能 实现自定义画笔大小功能 实现清空画板的功能 (Realize menu functions. Contains new, open, save as, closing, cancellation function Realize curve, linear, elliptical, rectangle, eraser graphics functions such as painting Realize color selection function Realize custom brush size function Realizing the function of empty sketchpad )

计算机图形学中的用DDA算法画直线，计算出运行时间。(Calculated run time drawing a straight line with DDA algorithm in computer graphics.)

很好的齿轮cad参数化设计程序，能够进行直齿轮和斜齿轮的参数化设计和cad绘图输出(Cad good gear parametric design process, can spur gear and helical gear parametric design and cad graphics output)

CAD批量打印源码程序，例程结合易语言应用接口支持库、拖放支持库、扩展功能支持库，创建Autocad.Application对象，实现CAD对象的属性、方法，可以批量打印。(CAD batch printing source programs, routines combined with easy language support library application interface , drag and drop support libraries , extensions support library , create Autocad.Application object implementing the CAD object s properties , methods, you can batch print .)