Class: Podoff::Stream
- Inherits:
-
Object
- Object
- Podoff::Stream
- Defined in:
- lib/podoff.rb
Instance Attribute Summary collapse
-
#obj ⇒ Object
Returns the value of attribute obj.
Instance Method Summary collapse
- #bt(x, y, text) ⇒ Object (also: #text)
-
#initialize(obj = nil) ⇒ Stream
constructor
A new instance of Stream.
- #tf(font_name, font_size) ⇒ Object (also: #font)
- #to_s ⇒ Object
- #write(text) ⇒ Object
Constructor Details
#initialize(obj = nil) ⇒ Stream
Returns a new instance of Stream.
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# File 'lib/podoff.rb', line 522 def initialize(obj=nil) @obj = obj @font = nil @content = StringIO.new end |
Instance Attribute Details
#obj ⇒ Object
Returns the value of attribute obj.
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# File 'lib/podoff.rb', line 520 def obj @obj end |
Instance Method Details
#bt(x, y, text) ⇒ Object Also known as: text
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# File 'lib/podoff.rb', line 537 def bt(x, y, text) @content.write "\n" if @content.size > 0 @content.write "BT " @content.write @font if @font @content.write "#{x} #{y} Td (#{escape(text)}) Tj" @content.write " ET" end |
#tf(font_name, font_size) ⇒ Object Also known as: font
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# File 'lib/podoff.rb', line 529 def tf(font_name, font_size) n = font_name[0] == '/' ? font_name[1..-1] : font_name @font = "/#{n} #{font_size} Tf " end |
#to_s ⇒ Object
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# File 'lib/podoff.rb', line 552 def to_s s = @content.string f = '' if s.length > 98 f = ' /Filter /FlateDecode' s = Zlib::Deflate.deflate(s) end "#{obj.ref} obj\n" + "<</Length #{s.size}#{f}>>\nstream\n#{s}\nendstream\n" + "endobj" end |
#write(text) ⇒ Object
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# File 'lib/podoff.rb', line 547 def write(text) @content.write(text) end |