lib/elements/barcode.rb in rdpl-0.1.0 vs lib/elements/barcode.rb in rdpl-0.2.0

@@ -1,6 +1,7 @@
 module Rdpl
+  # Represents a barcode to be printed.
   class Barcode
     include Element
 
     CODE_128       = 'e'
     CODE_128_HUMAN = "E"
@@ -10,14 +11,16 @@
     alias :narrow_bar_multiplier :height_multiplier
     alias :narrow_bar_multiplier= :height_multiplier=
 
     DEFAULT_HEIGHT = 25
 
+    # Sets the barcode height. Valid values go from 0 to 999.
     def height=(height)
       raise InvalidBarcodeHeightError unless valid_height_range.include?(height)
       @height = height
     end
 
+    # Returns the barcode's height. Defaults to 25.
     def height
       @height || DEFAULT_HEIGHT
     end
 
     private