class HexaPDF::Type::FontTrueType

Represents a TrueType font.

def font_wrapper

See: Font#font_wrapper

is embedded.
Overrides the default to provide a font wrapper in case none is set and a complete TrueType 
def font_wrapper
  if (tmp = super)
    tmp
  elsif (font_file = self.font_file) && self[:BaseFont].to_s !~ /\A[A-Z]{6}\+/
    font = HexaPDF::Font::TrueType::Font.new(StringIO.new(font_file.stream))
    @font_wrapper = HexaPDF::Font::TrueTypeWrapper.new(document, font, subset: true)
  end
end

def perform_validation 

def perform_validation
  std_font = FontType1::StandardFonts.standard_font?(self[:BaseFont])
  super(ignore_missing_font_fields: std_font)
  if self[:FontDescriptor].nil? && !std_font
    yield("Required field FontDescriptor is not set", false)
  end
end