text: #import <Onyx2D/O2Font.h>
  
  @class O2PDFObject, O2PDFContext;
  
  @interface O2Font (PDF)
  - (void)getMacRomanBytes:(unsigned char *)bytes forGlyphs:(const O2Glyph *)glyphs length:(unsigned)length;
  - (O2PDFObject *)encodeReferenceWithContext:(O2PDFContext *)context size:(O2Float)size;
  @end
  