Class: Zebra::Epl::Language

Inherits:
Object
  • Object
show all
Defined in:
lib/zebra/epl/language.rb

Defined Under Namespace

Classes: InvalidLanguageError, InvalidLanguageForNumberOfDataBitsError

Constant Summary collapse

ENGLISH_US =

8 bits languages

"0"
LATIN_1 = 
"1"
LATIN_2 = 
"2"
PORTUGUESE = 
"3"
FRENCH_CANADIAN = 
"4"
NORDIC = 
"5"
TURKISH = 
"6"
ICELANDIC = 
"7"
HEBREW = 
"8"
CYRILLIC = 
"9"
CYRILLIC_CIS_1 = 
"10"
GREEK = 
"11"
GREEK_1 = 
"12"
GREEK_2 = 
"13"
LATIN_1_WINDOWS = 
"A"
LATIN_2_WINDOWS = 
"B"
CYRILLIC_WINDOWS = 
"C"
GREEK_WINDOWS = 
"D"
TURKISH_WINDOWS = 
"E"
HEBREW_WINDOWS = 
"F"
USA =

7 bits languages

"0"
BRITISH = 
"1"
GERMAN = 
"2"
FRENCH = 
"3"
DANISH = 
"4"
ITALIAN = 
"5"
SPANISH = 
"6"
SWEDISH = 
"7"
SWISS = 
"8"

Class Method Summary collapse

Class Method Details

.valid_language?(language) ⇒ Boolean

Returns:

  • (Boolean) 


41
42
43
 
# File 'lib/zebra/epl/language.rb', line 41

def self.valid_language?(language)
  ("0".."13").include?(language) || ("A".."F").include?(language)
end

.validate_language(language) ⇒ Object

Raises:



45
46
47
 
# File 'lib/zebra/epl/language.rb', line 45

def self.validate_language(language)
  raise InvalidLanguageError unless valid_language?(language)
end

.validate_language_for_number_of_data_bits(language, number_of_data_bits) ⇒ Object 



49
50
51
52
53
54
55
56
57
 
# File 'lib/zebra/epl/language.rb', line 49

def self.validate_language_for_number_of_data_bits(language, number_of_data_bits)
  if number_of_data_bits == 8
    validate_8_data_bits_language language
  elsif number_of_data_bits == 7
    validate_7_data_bits_language language
  else
    raise ArgumentError.new("Unknown number of data bits")
  end
end