fMargins
BRect fMargins;
BRect fMargins;
fMargins = margins;
r.top += (fMargins.top / fPageHeight) * pageHeight;
r.right -= (fMargins.right / fPageWidth) * pageWidth;
r.bottom -= (fMargins.bottom / fPageHeight) * pageHeight;
r.left += (fMargins.left / fPageWidth) * pageWidth;
fMargins = margins;
str << fMargins.top/fUnitValue;
str << fMargins.left/fUnitValue;
str << fMargins.bottom/fUnitValue;
str << fMargins.right/fUnitValue;
fMargins = margin;