只能画直线
..........\Debug
..........\.....\Draw.exe
..........\.....\Draw.ilk
..........\.....\Draw.obj
..........\.....\Draw.pch
..........\.....\Draw.pdb
..........\.....\Draw.res
..........\.....\Draw.sbr
..........\.....\DrawDoc.obj
..........\.....\DrawDoc.sbr
..........\.....\DrawView.obj
..........\.....\DrawView.sbr
..........\.....\MainFrm.obj
..........\.....\MainFrm.sbr
..........\.....\StdAfx.obj
..........\.....\StdAfx.sbr
..........\.....\vc60.idb
..........\.....\vc60.pdb
..........\Draw.aps
..........\Draw.clw
..........\Draw.cpp
..........\Draw.dsp
..........\Draw.dsw
..........\Draw.h
..........\Draw.ncb
..........\Draw.opt
..........\Draw.plg
..........\Draw.rc
..........\DrawDoc.cpp
..........\DrawDoc.h
..........\DrawView.cpp
..........\DrawView.h
..........\MainFrm.cpp
..........\MainFrm.h
..........\ReadMe.txt
..........\Resource.h
..........\StdAfx.cpp
..........\StdAfx.h
..........\res
..........\...\Draw.ico
..........\...\Draw.rc2
..........\...\DrawDoc.ico
..........\...\Toolbar.bmp
..........\...\bitmap1.bmp