proe5.0

使用MFC创建单文档程序，在界面上画圆，单击可使圆放大、变色(MFC SDI DRAW CIRCLE, CLICK TO INFLATE THE CIRCLE AND CHANGE ITS COLOR)

计算机图形学，mfc实现二维图形的基本几何变换，如平移、旋转、缩放、对称、错切变换(Computer graphics, mfc achieve the basic two-dimensional graphics geometric transformations, such as translation, rotation, scaling, symmetry, shear transformation)

三角形判断问题。可用于黑盒测试用例设计。(Triangle judgment. Can be used for black-box test case design.)

可以实现基本的绘图功能，画直线，矩形，圆椭圆。图形学作业(Can achieve the basic drawing functions and draw a straight line, rectangle, circle, ellipse. Graphics jobs)

dxflib-3.3.4-src ，dxflib是一个用来读写DXF文件的C++库。当读DXF文件的时候,dxflib分析文件并且调用用户自己定义的函数来添加实体、层、等。(dxflib-3.3.4-src，dxflib is an opensource C++ library for reading and writing AutoCAD (R) DXF files. )

根据图框块自动识别图纸并预览打印。函数参数分别为：打印机名称，打印样式，打印纸张，打印份数，自动纸张，自动旋转，自动关闭，自动识别图框(Autoprint according to the drawing blocks.)

ObjectARX开发，配电网，网络绘制，潮流计算，可靠性分析等(ObjectARX development, distribution network, network rendering, flow calculation, reliability analysis, etc.)

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)

改进的Bresenham算法，用visual c++ 实现(Improved Bresenham algorithm, using visual c++ achieve)

三次bezier曲线的绘制（其中调用pow（））。(The drawing of cubic Bezier curve (where pow ()).)