lib/thinreports/generator/pdf/prawn_ext.rb in thinreports-0.7.6 vs lib/thinreports/generator/pdf/prawn_ext.rb in thinreports-0.7.7

@@ -1,10 +1,9 @@
 # coding: utf-8
 
 # @private
 module Prawn
-  # @private
   class Document
     # Create around alias.
     alias_method :original_width_of, :width_of
     
     def width_of(string, options={})
@@ -24,8 +23,26 @@
         if w > sw || h > sh
           options[:fit] = [sw, sh]
         end
       end
       original_calc_image_dimensions(info, options)
+    end
+  end
+
+  # Patch: https://github.com/prawnpdf/prawn/commit/34039d13b7886692debca11e85b9a572a20d57ee
+  module Core 
+    class Reference
+      def <<(data)
+        (@stream ||= "") << data
+        @data[:Length] = @stream.length
+        @stream
+      end
+ 
+      def compress_stream
+        @stream = Zlib::Deflate.deflate(@stream)
+        @data[:Filter] = :FlateDecode
+        @data[:Length] = @stream.length
+        @compressed = true
+      end
     end
   end
 end