Class: PDF::Reader::Reference

Inherits:
Object
  • Object
show all
Defined in:
lib/pdf/reader/reference.rb

Overview

An internal PDF::Reader class that represents an indirect reference to a PDF Object

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(id, gen) ⇒ Reference

Create a new Reference to an object with the specified id and revision number



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# File 'lib/pdf/reader/reference.rb', line 33

def initialize (id, gen)
  @id, @gen = id, gen
end

Instance Attribute Details

#gen ⇒ Object (readonly)

Returns the value of attribute gen.



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# File 'lib/pdf/reader/reference.rb', line 30

def gen
  @gen
end

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/pdf/reader/reference.rb', line 30

def id
  @id
end

Instance Method Details

#==(obj) ⇒ Object Also known as: eql? 



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# File 'lib/pdf/reader/reference.rb', line 46

def ==(obj)
  return false unless obj.kind_of?(PDF::Reader::Reference)

  if obj.id == self.id && obj.gen == self.gen
    true
  else
    false
  end
end

#to_a ⇒ Object

returns the current Reference object in an array with a single element



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# File 'lib/pdf/reader/reference.rb', line 38

def to_a
  [self]
end

#to_i ⇒ Object

returns the ID of this reference. Use with caution, ignores the generation id



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# File 'lib/pdf/reader/reference.rb', line 43

def to_i
  self.id
end