实例33  用GDI实现画直线时的橡皮筋效果
.....................................\DrawLine.aps
.....................................\DrawLine.clw
.....................................\DrawLine.cpp
.....................................\DrawLine.dsp
.....................................\DrawLine.dsw
.....................................\DrawLine.h
.....................................\DrawLine.ncb
.....................................\DrawLine.opt
.....................................\DrawLine.plg
.....................................\DrawLine.rc
.....................................\DrawLineDoc.cpp
.....................................\DrawLineDoc.h
.....................................\DrawLineView.cpp
.....................................\DrawLineView.h
.....................................\MainFrm.cpp
.....................................\MainFrm.h
.....................................\ReadMe.txt
.....................................\res

.....................................\...\DrawLine.rc2


.....................................\Resource.h
.....................................\StdAfx.cpp
.....................................\StdAfx.h