[MSDN Library June 1998] InvertRect (38.9952153110048%)
MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > GDI > Filled Shapes > Filled Shape Reference > Filled Shape Functions
[MSDN Library April 2000] InvertRect (38.9952153110048%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows GDI > Filled Shapes > Filled Shape Reference > Filled Shape Functions