Gets the brightness of the watermark image. This image will be the watermark on the first printed image, when the ‘Unique watermark on the first page’ option is enabled. The brightness of the watermark image file is stored in the registry under the HKEY_CURRENT_USER key.
GetWmFirstImageBrightness (pDevMode As Long, Portrait As Boolean) As Long
Input value:pDevMode - handle to the BlackIceDEVMODE structure.
Input value:Portrait - If this parameter is TRUE, you get the brightness of the watermark for portrait pages, otherwise you get the brightness of the watermark for landscape pages.
Return value - The value of the brightness
NOTE: For 32-bit applications, use pDevMode as Integer, instead of Long.