class PDF::Writer::Object::Contents

The contents objects hold all of the content which appears on pages

Attributes

data[RW]
on_page[R]

Public Instance Methods

<<(v) click to toggle source
# File lib/pdf/writer/object/contents.rb, line 39
def <<(v)
  raise TypeError unless v.kind_of?(PDF::Writer::Object) or v.kind_of?(String)
  @data << v
end
add(a) click to toggle source
# File lib/pdf/writer/object/contents.rb, line 44
def add(a)
  a.each { |k, v| @info[k] = v }
end
each() { |c| ... } click to toggle source
# File lib/pdf/writer/object/contents.rb, line 35
def each
  @contents.each { |c| yield c }
end
size() click to toggle source
# File lib/pdf/writer/object/contents.rb, line 31
def size
  @data.size
end
to_s() click to toggle source
# File lib/pdf/writer/object/contents.rb, line 48
def to_s
  tmp = @data.dup
  res = "\n#{@oid} 0 obj\n"
  if @raw
    res << tmp
  else
    res << "<<"
    if PDF::Writer::Compression and @parent.compressed?
      res << " /Filter /FlateDecode"
      tmp = Zlib::Deflate.deflate(tmp)
    end
    @info.each { |k, v| res << "\n/#{k} #{v}" }
    res << "\n/Length #{tmp.size} >>\nstream\n#{tmp}\nendstream"
  end
  res << "\nendobj\n"
  res
end

Public Class Methods

new(parent, page = nil) click to toggle source
# File lib/pdf/writer/object/contents.rb, line 13
def initialize(parent, page = nil)
  super(parent)

  @data = ""
  @info = {}
  @raw = false
  @on_page = nil

  if page.kind_of?(PDF::Writer::Object::Page)
    @on_page = page
  elsif page == :raw
    @raw = true
  end
end