The SetAlphaLevel method sets the Alpha blending level on the printed document.
System.Int32 SetAlphaLevel(System.Int32 hDC, System.Int32 lStrokeAlpha, System.Int32 lFillAlpha);
hDC
Handle to printer device context returned by a call to CreateDC or by the application.
lStrokeAlpha
Alpha value for Stroke.
lFillAlpha
Alpha valie for fill.
The return value is 1 is success, or 0 if the function fails.
Member of CDIntfEx.CDIntfEx.