基于VC++6.0实现直线段的Cohen-Sutherland算法裁剪.

操作说明：

打开裁剪.EXE，点击画矩形或画直线，就可以进行画矩形或直线；然后点击裁剪，就可以进行直线段的Cohen-Sutherland裁剪。

-based VC 6.0 line of the Cohen-Sutherland algorithm cutting. Operation Note : Open cut. EXE, it painted rectangular or line drawing, painting can be linear or rectangular; Then click cutting, can proceed straight to the Cohen-Sutherland cutting.