[fpc-pascal] fcl-pdf custom font from memstream

[Alexey Torgashin]

>> How to load a custom font from a stream instead of from a file?
> 
> Currently no way to my knowledge,

But fpparsettf.pp has this:

   TTFFileInfo = class(TObject)
   ...
   public
     // Load a TTF file from file or stream.
     Procedure LoadFromFile(const AFileName : String);
     Procedure LoadFromStream(AStream: TStream); virtual;