/// <summary>This method adds or replaces a page label.</summary>
/// <param name="numberingStyle">
/// The numbering style that shall be used for the numeric portion of each page label.
/// May be NULL
/// </param>
/// <param name="labelPrefix">The label prefix for page labels in this range. May be NULL</param>
/// <param name="firstPage">
/// The value of the numeric portion for the first page label in the range. Must be greater or
/// equal 1.
/// </param>
/// <returns/>
public virtual iText.Kernel.Pdf.PdfPage SetPageLabel(PageLabelNumberingStyleConstants numberingStyle, String
labelPrefix, int firstPage)
{
if (firstPage < 1)
{
throw new PdfException(PdfException.InAPageLabelThePageNumbersMustBeGreaterOrEqualTo1);
}
PdfDictionary pageLabel = new PdfDictionary();
if (numberingStyle != null)
{
switch (numberingStyle)
{
case PageLabelNumberingStyleConstants.DECIMAL_ARABIC_NUMERALS: {
pageLabel.Put(PdfName.S, PdfName.D);
break;
}
case PageLabelNumberingStyleConstants.UPPERCASE_ROMAN_NUMERALS: {
pageLabel.Put(PdfName.S, PdfName.R);
break;
}
case PageLabelNumberingStyleConstants.LOWERCASE_ROMAN_NUMERALS: {
pageLabel.Put(PdfName.S, PdfName.r);
break;
}
case PageLabelNumberingStyleConstants.UPPERCASE_LETTERS: {
pageLabel.Put(PdfName.S, PdfName.A);
break;
}
case PageLabelNumberingStyleConstants.LOWERCASE_LETTERS: {
pageLabel.Put(PdfName.S, PdfName.a);
break;
}
default: {
break;
}
}
}
if (labelPrefix != null)
{
pageLabel.Put(PdfName.P, new PdfString(labelPrefix));
}
if (firstPage != 1)
{
pageLabel.Put(PdfName.St, new PdfNumber(firstPage));
}
GetDocument().GetCatalog().GetPageLabelsTree(true).AddEntry(GetDocument().GetPageNumber(this) - 1, pageLabel
);
return(this);
}
/// <summary>This method adds or replaces a page label.</summary>
/// <param name="numberingStyle">
/// The numbering style that shall be used for the numeric portion of each page label.
/// May be NULL
/// </param>
/// <param name="labelPrefix">The label prefix for page labels in this range. May be NULL</param>
/// <returns/>
public virtual iText.Kernel.Pdf.PdfPage SetPageLabel(PageLabelNumberingStyleConstants numberingStyle, String
labelPrefix)
{
return(SetPageLabel(numberingStyle, labelPrefix, 1));
}
