Class: HexaPDF::Writer

Inherits:
Object
  • Object
show all
Defined in:
lib/hexapdf/writer.rb

Overview

Writes the contents of a PDF document to an IO stream.

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(document, io) ⇒ Writer

Creates a new writer object for the given HexaPDF document that gets written to the IO object.



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# File 'lib/hexapdf/writer.rb', line 51

def initialize(document, io)
  @document = document
  @io = io

  @io.binmode
  @io.seek(0, IO::SEEK_SET) # TODO: incremental update!

  @serializer = Serializer.new
  @rev_size = 0
end

Class Method Details

.write(document, io) ⇒ Object

Writes the document to the IO object.



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# File 'lib/hexapdf/writer.rb', line 45

def self.write(document, io)
  new(document, io).write
end

Instance Method Details

#write ⇒ Object

Writes the document to the IO object.



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# File 'lib/hexapdf/writer.rb', line 63

def write
  @serializer.encrypter = @document.encrypted? ? @document.security_handler : nil

  write_file_header

  pos = nil
  @document.trailer.info[:Producer] = "HexaPDF version #{HexaPDF::VERSION}"
  @document.revisions.each do |rev|
    pos = write_revision(rev, pos)
  end
end