Count of frames in a poster, vertically.
property FrameCountY: Extended;
Posters are printed if PrintMode = srvpPoster.
Assigning to this property changes the poster height (PageHeightPix) and may change RealWidth and RealHeight.
Assigning to this property resets PageFormat to srvfmCustom and IntegerCount to False (value may be fractional).
Frame Count