vc实现对图形的放大缩小全图功能

[{"title":"（ 42 个子文件 2.67MB ） vc实现对图形的放大缩小全图功能","children":[{"title":"blc","children":[{"title":"blc.rc <span style='color:#111;'> 13.36KB </span>","children":null,"spread":false},{"title":"blc.cpp <span style='color:#111;'> 4.06KB </span>","children":null,"spread":false},{"title":"blcView.cpp <span style='color:#111;'> 5.60KB </span>","children":null,"spread":false},{"title":"StdAfx.cpp <span style='color:#111;'> 205B </span>","children":null,"spread":false},{"title":"blcView.h <span style='color:#111;'> 2.07KB </span>","children":null,"spread":false},{"title":"blcDoc.h <span style='color:#111;'> 1.41KB </span>","children":null,"spread":false},{"title":"resource.h <span style='color:#111;'> 959B </span>","children":null,"spread":false},{"title":"blc.plg <span style='color:#111;'> 240B </span>","children":null,"spread":false},{"title":"MainFrm.h <span style='color:#111;'> 1.60KB </span>","children":null,"spread":false},{"title":"blc.dsp <span style='color:#111;'> 4.45KB </span>","children":null,"spread":false},{"title":"Debug","children":[{"title":"blc.pdb <span style='color:#111;'> 433.00KB </span>","children":null,"spread":false},{"title":"blc.pch <span style='color:#111;'> 6.56MB </span>","children":null,"spread":false},{"title":"blc.exe <span style='color:#111;'> 120.05KB </span>","children":null,"spread":false},{"title":"vc60.pdb <span style='color:#111;'> 356.00KB </span>","children":null,"spread":false},{"title":"blcDoc.obj <span style='color:#111;'> 14.08KB </span>","children":null,"spread":false},{"title":"MainFrm.sbr <span style='color:#111;'> 3.60KB </span>","children":null,"spread":false},{"title":"blcView.sbr <span style='color:#111;'> 7.90KB </span>","children":null,"spread":false},{"title":"vc60.idb <span style='color:#111;'> 193.00KB </span>","children":null,"spread":false},{"title":"blc.obj <span style='color:#111;'> 22.10KB </span>","children":null,"spread":false},{"title":"blc.ilk <span style='color:#111;'> 342.21KB </span>","children":null,"spread":false},{"title":"MainFrm.obj <span style='color:#111;'> 21.28KB </span>","children":null,"spread":false},{"title":"StdAfx.obj <span style='color:#111;'> 103.02KB </span>","children":null,"spread":false},{"title":"blc.sbr <span style='color:#111;'> 6.02KB </span>","children":null,"spread":false},{"title":"blcView.obj <span style='color:#111;'> 34.22KB </span>","children":null,"spread":false},{"title":"blcDoc.sbr <span style='color:#111;'> 2.65KB </span>","children":null,"spread":false},{"title":"blc.res <span style='color:#111;'> 8.70KB </span>","children":null,"spread":false},{"title":"StdAfx.sbr <span style='color:#111;'> 1.31MB </span>","children":null,"spread":false}],"spread":false},{"title":"ReadMe.txt <span style='color:#111;'> 4.14KB </span>","children":null,"spread":false},{"title":"StdAfx.h <span style='color:#111;'> 1.03KB </span>","children":null,"spread":false},{"title":"blc.opt <span style='color:#111;'> 48.50KB </span>","children":null,"spread":false},{"title":"blcDoc.cpp <span style='color:#111;'> 1.64KB </span>","children":null,"spread":false},{"title":"MainFrm.cpp <span style='color:#111;'> 3.77KB </span>","children":null,"spread":false},{"title":"blc.aps <span style='color:#111;'> 30.17KB </span>","children":null,"spread":false},{"title":"blc.h <span style='color:#111;'> 1.29KB </span>","children":null,"spread":false},{"title":"blc.dsw <span style='color:#111;'> 529B </span>","children":null,"spread":false},{"title":"blc.ncb <span style='color:#111;'> 97.00KB </span>","children":null,"spread":false},{"title":"blc.clw <span style='color:#111;'> 2.44KB </span>","children":null,"spread":false},{"title":"res","children":[{"title":"blc.ico <span style='color:#111;'> 1.05KB </span>","children":null,"spread":false},{"title":"Toolbar.bmp <span style='color:#111;'> 1.40KB </span>","children":null,"spread":false},{"title":"blcDoc.ico <span style='color:#111;'> 1.05KB </span>","children":null,"spread":false},{"title":"blc.rc2 <span style='color:#111;'> 395B </span>","children":null,"spread":false},{"title":"icon1.ico <span style='color:#111;'> 766B </span>","children":null,"spread":false}],"spread":false}],"spread":false}],"spread":true}]