MFC中双缓冲绘图，使用位图掩码技术

[{"title":"（ 48 个子文件 13.77MB ） MFC中双缓冲绘图，使用位图掩码技术","children":[{"title":"TransPrarentImageTest","children":[{"title":"TransPrarentImageTest.cpp <span style='color:#111;'> 2.22KB </span>","children":null,"spread":false},{"title":"resource.h <span style='color:#111;'> 745B </span>","children":null,"spread":false},{"title":"Debug","children":[{"title":"TransparentImage.sbr <span style='color:#111;'> 0B </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.res <span style='color:#111;'> 85.96KB </span>","children":null,"spread":false},{"title":"vc80.pdb <span style='color:#111;'> 676.00KB </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.bsc <span style='color:#111;'> 5.44MB </span>","children":null,"spread":false},{"title":"StdAfx.obj <span style='color:#111;'> 328.73KB </span>","children":null,"spread":false},{"title":"BuildLog.htm <span style='color:#111;'> 14.50KB 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style='color:#111;'> 728B </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.obj <span style='color:#111;'> 22.05KB </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.ilk <span style='color:#111;'> 1.08MB </span>","children":null,"spread":false},{"title":"vc80.idb <span style='color:#111;'> 699.00KB </span>","children":null,"spread":false},{"title":"TransPrarentImageTestDlg.sbr <span style='color:#111;'> 0B </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.sbr <span style='color:#111;'> 0B </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.exe <span style='color:#111;'> 236.00KB </span>","children":null,"spread":false}],"spread":false},{"title":"TransPrarentImageTest.dsw <span style='color:#111;'> 565B </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.suo <span style='color:#111;'> 16.00KB </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.ncb <span style='color:#111;'> 13.49MB </span>","children":null,"spread":false},{"title":"TransPrarentImageTestDlg.h <span style='color:#111;'> 1.48KB </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.plg <span style='color:#111;'> 2.29KB </span>","children":null,"spread":false},{"title":"ReadMe.txt <span style='color:#111;'> 3.76KB </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.vcproj <span style='color:#111;'> 7.92KB </span>","children":null,"spread":false},{"title":"res","children":[{"title":"TransPrarentImageTest.ico <span style='color:#111;'> 1.05KB </span>","children":null,"spread":false},{"title":"TransPrarentImageTest.rc2 <span style='color:#111;'> 413B </span>","children":null,"spread":false},{"title":"dragon2.bmp <span style='color:#111;'> 6.68KB </span>","children":null,"spread":false},{"title":"dragon1.bmp <span style='color:#111;'> 68.26KB </span>","children":null,"spread":false},{"title":"dragon.bmp <span style='color:#111;'> 83.33KB 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