Available in LEADTOOLS Document and Medical Imaging toolkits.
Annotations (Document/Medical only):ExpressEd Bitmap
AnnGetBitmap method
AnnGetTransparentColor method
AnnSetBitmap method
AnnSetBitmapDpiX method
AnnSetBitmapDpiY method
AnnSetTransparentColor method
Bitmap Stamp
AnnGetTransparent method
AnnSetTransparent method
Secondary Bitmap
AnnGetSecondaryBitmap method
AnnSetSecondaryBitmap method