Add the following function declarations and constant definitions to the header file:
#define IDM_BITMAP1 200
#define IDM_BITMAP2 201
#define IDM_BITMAP3 202
#define IDM_PATTERN1 300
#define IDM_PATTERN2 301
#define IDM_PATTERN3 302
#define IDM_PATTERN4 303
#define IDM_BLACKONWHITE 400
#define IDM_WHITEONBLACK 401
#define IDM_COLORONCOLOR 402
#define PATORDEST 0x00FA0089L
HBITMAP MakeColorBitmap(HWND);