lib/podoff.rb in podoff-1.2.3 vs lib/podoff.rb in podoff-1.2.4

@@ -4,11 +4,11 @@
 require 'stringio'
 
 
 module Podoff
 
-  VERSION = '1.2.3'
+  VERSION = '1.2.4'
 
   def self.load(path, encoding)
 
     Podoff::Document.load(path, encoding)
   end
@@ -517,9 +517,11 @@
     end
     alias :color :rg
     alias :rgb :rg
 
     def bt(x, y, text)
+
+      return unless text
 
       @content.write "\n" if @content.size > 0
       @content.write "BT "
       @content.write @font if @font
       @content.write @color if @color