internal static String CreateRandomFontName()
{
StringBuilder s = new StringBuilder("");
for (int k = 0; k < 7; ++k)
{
s.Append((char)(JavaUtil.Random() * 26 + 'A'));
}
return(s.ToString());
}
/// <summary>Adds a unique subset prefix to be added to the font name when the font is embedded and subsetted.
/// </summary>
/// <param name="fontName">the original font name.</param>
/// <param name="isSubset">denotes whether font in question is subsetted, i.e. only used symbols are kept in it.
/// </param>
/// <param name="isEmbedded">denotes whether font in question is embedded into the PDF document.</param>
/// <returns>
/// the font name prefixed with subset if isSubset and isEmbedded are true,
/// otherwise original font name is returned intact.
/// </returns>
protected internal static String UpdateSubsetPrefix(String fontName, bool isSubset, bool isEmbedded)
{
if (isSubset && isEmbedded)
{
StringBuilder s = new StringBuilder(fontName.Length + 7);
for (int k = 0; k < 6; ++k)
{
s.Append((char)(JavaUtil.Random() * 26 + 'A'));
}
return(s.Append('+').Append(fontName).ToString());
}
return(fontName);
}