COLORREPLACE

typedef struct _COLORREPLACE 
{ 
   L_UINT uStructSize; 
   COLORREF crColor; 
   L_UINT uFuzziness; 
} COLORREPLACE, * pCOLORREPLACE;

The COLORREPLACE structure provides information about the replacement color for the LBitmap::ColorReplace function.

Member	Description
uStructSize	Must contain the size of COLORREPLACE structure. Should be set to sizeof(COLORREPLACE).
crColor	The COLORREF value that specifies replaced colored value.
	You can specify a COLORREF value, such as the return value of the Windows RGB macro, or you can use the PALETTEINDEX macro to specify a palette color.
uFuzziness	Value to be used in designating the + or - range of the color being replaced. This must be a nonzero value.